Update to latest fresh images for faasd

Signed-off-by: Alex Ellis (OpenFaaS Ltd) <alexellis2@gmail.com>

.github/workflows/build.yaml

@@ -18,7 +18,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v2
         with:
-          go-version: 1.19.x
+          go-version: 1.20.x
 
       - name: test
         run: make test

.github/workflows/publish.yaml

@@ -15,7 +15,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v2
         with:
-          go-version: 1.19.x
+          go-version: 1.20.x
       - name: Make publish
         run: make publish
       - name: Upload release binaries

Makefile

@@ -20,11 +20,15 @@ local:
 test:
 	CGO_ENABLED=0 GOOS=linux go test -mod=vendor -ldflags $(LDFLAGS) ./...
 
+.PHONY: dist-local
+dist-local:
+	CGO_ENABLED=0 GOOS=linux go build -mod=vendor -ldflags $(LDFLAGS) -o bin/faasd
+
 .PHONY: dist
 dist:
-	CGO_ENABLED=0 GOOS=linux go build -mod=vendor -ldflags $(LDFLAGS) -a -installsuffix cgo -o bin/faasd
-	CGO_ENABLED=0 GOOS=linux GOARCH=arm GOARM=7 go build -mod=vendor -ldflags $(LDFLAGS) -a -installsuffix cgo -o bin/faasd-armhf
-	CGO_ENABLED=0 GOOS=linux GOARCH=arm64 go build -mod=vendor -ldflags $(LDFLAGS) -a -installsuffix cgo -o bin/faasd-arm64
+	CGO_ENABLED=0 GOOS=linux go build -mod=vendor -ldflags $(LDFLAGS) -o bin/faasd
+	CGO_ENABLED=0 GOOS=linux GOARCH=arm GOARM=7 go build -mod=vendor -ldflags $(LDFLAGS) -o bin/faasd-armhf
+	CGO_ENABLED=0 GOOS=linux GOARCH=arm64 go build -mod=vendor -ldflags $(LDFLAGS) -o bin/faasd-arm64
 
 .PHONY: hashgen
 hashgen:

cmd/install.go

@@ -97,7 +97,7 @@ func runInstall(_ *cobra.Command, _ []string) error {
   sudo journalctl -u faasd --lines 100 -f
 
 Login with:
-  sudo cat /var/lib/faasd/secrets/basic-auth-password | faas-cli login -s`)
+  sudo -E cat /var/lib/faasd/secrets/basic-auth-password | faas-cli login -s`)
 
 	return nil
 }

cmd/provider.go

@@ -93,18 +93,19 @@ func makeProviderCmd() *cobra.Command {
 		}
 
 		bootstrapHandlers := types.FaaSHandlers{
-			FunctionProxy:  proxy.NewHandlerFunc(*config, invokeResolver),
-			DeleteFunction: handlers.MakeDeleteHandler(client, cni),
-			DeployFunction: handlers.MakeDeployHandler(client, cni, baseUserSecretsPath, alwaysPull),
-			FunctionLister: handlers.MakeReadHandler(client),
-			FunctionStatus: handlers.MakeReplicaReaderHandler(client),
-			ScaleFunction:  handlers.MakeReplicaUpdateHandler(client, cni),
-			UpdateFunction: handlers.MakeUpdateHandler(client, cni, baseUserSecretsPath, alwaysPull),
-			Health:         func(w http.ResponseWriter, r *http.Request) {},
-			Info:           handlers.MakeInfoHandler(Version, GitCommit),
-			ListNamespaces: handlers.MakeNamespacesLister(client),
-			Secrets:        handlers.MakeSecretHandler(client.NamespaceService(), baseUserSecretsPath),
-			Logs:           logs.NewLogHandlerFunc(faasdlogs.New(), config.ReadTimeout),
+			FunctionProxy:   proxy.NewHandlerFunc(*config, invokeResolver),
+			DeleteFunction:  handlers.MakeDeleteHandler(client, cni),
+			DeployFunction:  handlers.MakeDeployHandler(client, cni, baseUserSecretsPath, alwaysPull),
+			FunctionLister:  handlers.MakeReadHandler(client),
+			FunctionStatus:  handlers.MakeReplicaReaderHandler(client),
+			ScaleFunction:   handlers.MakeReplicaUpdateHandler(client, cni),
+			UpdateFunction:  handlers.MakeUpdateHandler(client, cni, baseUserSecretsPath, alwaysPull),
+			Health:          func(w http.ResponseWriter, r *http.Request) {},
+			Info:            handlers.MakeInfoHandler(Version, GitCommit),
+			ListNamespaces:  handlers.MakeNamespacesLister(client),
+			Secrets:         handlers.MakeSecretHandler(client.NamespaceService(), baseUserSecretsPath),
+			Logs:            logs.NewLogHandlerFunc(faasdlogs.New(), config.ReadTimeout),
+			MutateNamespace: handlers.MakeMutateNamespace(client),
 		}
 
 		log.Printf("Listening on: 0.0.0.0:%d\n", *config.TCPPort)

cmd/up.go

@@ -92,7 +92,6 @@ func runUp(cmd *cobra.Command, _ []string) error {
 		<-sig
 
 		log.Printf("Signal received.. shutting down server in %s\n", shutdownTimeout.String())
-
 		err := supervisor.Remove(services)
 		if err != nil {
 			fmt.Println(err)

docker-compose.yaml

@@ -2,7 +2,7 @@ version: "3.7"
 services:
 
   nats:
-    image: docker.io/library/nats-streaming:0.25.3
+    image: docker.io/library/nats-streaming:0.25.5
 # nobody
     user: "65534"
     command:
@@ -21,7 +21,7 @@ services:
     #    - "127.0.0.1:8222:8222"
 
   prometheus:
-    image: docker.io/prom/prometheus:v2.42.0
+    image: docker.io/prom/prometheus:v2.46.0
 # nobody
     user: "65534"
     volumes:
@@ -39,7 +39,7 @@ services:
        - "127.0.0.1:9090:9090"
 
   gateway:
-    image: ghcr.io/openfaas/gateway:0.26.3
+    image: ghcr.io/openfaas/gateway:0.27.0
     environment:
       - basic_auth=true
       - functions_provider_url=http://faasd-provider:8081/
@@ -69,7 +69,7 @@ services:
        - "8080:8080"
 
   queue-worker:
-    image: ghcr.io/openfaas/queue-worker:0.13.3
+    image: ghcr.io/openfaas/queue-worker:0.14.0
     environment:
       - faas_nats_address=nats
       - faas_nats_port=4222

docs/DEV.md

@@ -257,7 +257,7 @@ sudo faasd install
 2020/02/17 17:38:06 Writing to: "/var/lib/faasd/secrets/basic-auth-password"
 2020/02/17 17:38:06 Writing to: "/var/lib/faasd/secrets/basic-auth-user"
 Login with:
-  sudo cat /var/lib/faasd/secrets/basic-auth-password | faas-cli login -s
+  sudo -E cat /var/lib/faasd/secrets/basic-auth-password | faas-cli login -s
 ```
 
 You can now log in either from this machine or a remote machine using the OpenFaaS UI, or CLI.

go.mod

@@ -1,43 +1,47 @@
 module github.com/openfaas/faasd
 
-go 1.19
+go 1.20
 
 require (
-	github.com/alexellis/arkade v0.0.0-20230317160202-4d8f80c5b033
-	github.com/alexellis/go-execute v0.5.0
+	github.com/alexellis/arkade v0.0.0-20230705083451-a4dd6013ddcd
+	github.com/alexellis/go-execute v0.6.0
 	github.com/compose-spec/compose-go v0.0.0-20200528042322-36d8ce368e05
 	github.com/containerd/containerd v1.7.0
 	github.com/containerd/go-cni v1.1.9
 	github.com/coreos/go-systemd v0.0.0-20191104093116-d3cd4ed1dbcf
-	github.com/docker/cli v23.0.1+incompatible
+	github.com/docker/cli v24.0.2+incompatible
 	github.com/docker/distribution v2.8.2+incompatible
-	github.com/docker/docker v23.0.3+incompatible // indirect
+	github.com/docker/docker v24.0.2+incompatible // indirect
 	github.com/docker/go-units v0.5.0
 	github.com/gorilla/mux v1.8.0
 	github.com/morikuni/aec v1.0.0
-	github.com/opencontainers/runtime-spec v1.1.0-rc.1
-	github.com/openfaas/faas-provider v0.21.0
-	github.com/openfaas/faas/gateway v0.0.0-20230317100158-e44448c5dca2
+	github.com/opencontainers/runtime-spec v1.1.0-rc.3
+	github.com/openfaas/faas-provider v0.24.0
+	github.com/openfaas/faas/gateway v0.0.0-20230707085301-9e6f814f6fd8
 	github.com/pkg/errors v0.9.1
 	github.com/sethvargo/go-password v0.2.0
-	github.com/spf13/cobra v1.6.1
+	github.com/spf13/cobra v1.7.0
 	github.com/spf13/pflag v1.0.5
 	github.com/vishvananda/netlink v1.2.1-beta.2
 	github.com/vishvananda/netns v0.0.4
-	golang.org/x/sys v0.6.0
-	k8s.io/apimachinery v0.26.3
+	golang.org/x/sys v0.10.0
+	k8s.io/apimachinery v0.27.3
 )
 
 require (
 	github.com/AdaLogics/go-fuzz-headers v0.0.0-20230106234847-43070de90fa1 // indirect
 	github.com/AdamKorcz/go-118-fuzz-build v0.0.0-20230306123547-8075edf89bb0 // indirect
-	github.com/Microsoft/go-winio v0.6.0 // indirect
+	github.com/Masterminds/semver v1.5.0 // indirect
+	github.com/Microsoft/go-winio v0.6.1 // indirect
 	github.com/Microsoft/hcsshim v0.10.0-rc.7 // indirect
+	github.com/VividCortex/ewma v1.2.0 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/cespare/xxhash/v2 v2.2.0 // indirect
+	github.com/cheggaaa/pb/v3 v3.1.2 // indirect
 	github.com/containerd/cgroups v1.1.0 // indirect
 	github.com/containerd/continuity v0.3.0 // indirect
 	github.com/containerd/fifo v1.1.0 // indirect
+	github.com/containerd/stargz-snapshotter/estargz v0.14.3 // indirect
 	github.com/containerd/ttrpc v1.2.1 // indirect
 	github.com/containerd/typeurl/v2 v2.1.0 // indirect
 	github.com/containernetworking/cni v1.1.2 // indirect
@@ -45,44 +49,60 @@ require (
 	github.com/docker/docker-credential-helpers v0.7.0 // indirect
 	github.com/docker/go-connections v0.4.0 // indirect
 	github.com/docker/go-events v0.0.0-20190806004212-e31b211e4f1c // indirect
+	github.com/fatih/color v1.14.1 // indirect
 	github.com/go-logr/logr v1.2.3 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
 	github.com/golang/protobuf v1.5.3 // indirect
 	github.com/google/go-cmp v0.5.9 // indirect
+	github.com/google/go-containerregistry v0.15.2 // indirect
 	github.com/google/uuid v1.3.0 // indirect
 	github.com/imdario/mergo v0.3.14 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
-	github.com/klauspost/compress v1.16.3 // indirect
+	github.com/klauspost/compress v1.16.5 // indirect
+	github.com/mattn/go-colorable v0.1.13 // indirect
+	github.com/mattn/go-isatty v0.0.17 // indirect
+	github.com/mattn/go-runewidth v0.0.13 // indirect
 	github.com/mattn/go-shellwords v1.0.12 // indirect
 	github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect
+	github.com/mitchellh/go-homedir v1.1.0 // indirect
 	github.com/mitchellh/mapstructure v1.5.0 // indirect
 	github.com/moby/locker v1.0.1 // indirect
 	github.com/moby/sys/mountinfo v0.6.2 // indirect
 	github.com/moby/sys/sequential v0.5.0 // indirect
 	github.com/moby/sys/signal v0.7.0 // indirect
+	github.com/nats-io/nats.go v1.22.1 // indirect
+	github.com/nats-io/nkeys v0.3.0 // indirect
+	github.com/nats-io/nuid v1.0.1 // indirect
+	github.com/nats-io/stan.go v0.10.4 // indirect
+	github.com/olekukonko/tablewriter v0.0.5 // indirect
 	github.com/opencontainers/go-digest v1.0.0 // indirect
-	github.com/opencontainers/image-spec v1.1.0-rc2.0.20221005185240-3a7f492d3f1b // indirect
+	github.com/opencontainers/image-spec v1.1.0-rc3 // indirect
 	github.com/opencontainers/runc v1.1.5 // indirect
 	github.com/opencontainers/selinux v1.11.0 // indirect
-	github.com/prometheus/client_golang v1.14.0 // indirect
-	github.com/prometheus/client_model v0.3.0 // indirect
+	github.com/openfaas/nats-queue-worker v0.0.0-20230303171817-9dfe6fa61387 // indirect
+	github.com/otiai10/copy v1.12.0 // indirect
+	github.com/prometheus/client_golang v1.16.0 // indirect
+	github.com/prometheus/client_model v0.4.0 // indirect
 	github.com/prometheus/common v0.42.0 // indirect
-	github.com/prometheus/procfs v0.9.0 // indirect
+	github.com/prometheus/procfs v0.10.1 // indirect
+	github.com/rivo/uniseg v0.2.0 // indirect
 	github.com/rogpeppe/go-internal v1.6.1 // indirect
 	github.com/sirupsen/logrus v1.9.0 // indirect
+	github.com/vbatts/tar-split v0.11.3 // indirect
 	github.com/xeipuuv/gojsonpointer v0.0.0-20190905194746-02993c407bfb // indirect
 	github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 // indirect
 	github.com/xeipuuv/gojsonschema v1.2.0 // indirect
 	go.opencensus.io v0.24.0 // indirect
 	go.opentelemetry.io/otel v1.14.0 // indirect
 	go.opentelemetry.io/otel/trace v1.14.0 // indirect
-	golang.org/x/mod v0.9.0 // indirect
-	golang.org/x/net v0.8.0 // indirect
-	golang.org/x/sync v0.1.0 // indirect
-	golang.org/x/text v0.8.0 // indirect
-	golang.org/x/tools v0.7.0 // indirect
+	golang.org/x/crypto v0.10.0 // indirect
+	golang.org/x/mod v0.12.0 // indirect
+	golang.org/x/net v0.10.0 // indirect
+	golang.org/x/sync v0.3.0 // indirect
+	golang.org/x/text v0.10.0 // indirect
+	golang.org/x/tools v0.8.0 // indirect
 	google.golang.org/genproto v0.0.0-20230306155012-7f2fa6fef1f4 // indirect
 	google.golang.org/grpc v1.53.0 // indirect
 	google.golang.org/protobuf v1.30.0 // indirect

go.sum

@@ -4,20 +4,33 @@ github.com/AdaLogics/go-fuzz-headers v0.0.0-20230106234847-43070de90fa1/go.mod h
 github.com/AdamKorcz/go-118-fuzz-build v0.0.0-20230306123547-8075edf89bb0 h1:59MxjQVfjXsBpLy+dbd2/ELV5ofnUkUZBvWSC85sheA=
 github.com/AdamKorcz/go-118-fuzz-build v0.0.0-20230306123547-8075edf89bb0/go.mod h1:OahwfttHWG6eJ0clwcfBAHoDI6X/LV/15hx/wlMZSrU=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
+github.com/BurntSushi/toml v1.2.1/go.mod h1:CxXYINrC8qIiEnFrOxCa7Jy5BFHlXnUU2pbicEuybxQ=
+github.com/Masterminds/semver v1.5.0 h1:H65muMkzWKEuNDnfl9d70GUjFniHKHRbFPGBuZ3QEww=
+github.com/Masterminds/semver v1.5.0/go.mod h1:MB6lktGJrhw8PrUyiEoblNEGEQ+RzHPF078ddwwvV3Y=
 github.com/Microsoft/go-winio v0.6.0 h1:slsWYD/zyx7lCXoZVlvQrj0hPTM1HI4+v1sIda2yDvg=
 github.com/Microsoft/go-winio v0.6.0/go.mod h1:cTAf44im0RAYeL23bpB+fzCyDH2MJiz2BO69KH/soAE=
+github.com/Microsoft/go-winio v0.6.1 h1:9/kr64B9VUZrLm5YYwbGtUJnMgqWVOdUAXu6Migciow=
+github.com/Microsoft/go-winio v0.6.1/go.mod h1:LRdKpFKfdobln8UmuiYcKPot9D2v6svN5+sAH+4kjUM=
 github.com/Microsoft/hcsshim v0.10.0-rc.7 h1:HBytQPxcv8Oy4244zbQbe6hnOnx544eL5QPUqhJldz8=
 github.com/Microsoft/hcsshim v0.10.0-rc.7/go.mod h1:ILuwjA+kNW+MrN/w5un7n3mTqkwsFu4Bp05/okFUZlE=
+github.com/VividCortex/ewma v1.2.0 h1:f58SaIzcDXrSy3kWaHNvuJgJ3Nmz59Zji6XoJR/q1ow=
+github.com/VividCortex/ewma v1.2.0/go.mod h1:nz4BbCtbLyFDeC9SUHbtcT5644juEuWfUAUnGx7j5l4=
 github.com/alexellis/arkade v0.0.0-20230317160202-4d8f80c5b033 h1:nq1a5V5MOoiLIKLOpB6HGeoRjdzKFoFQ6S1jMwIPdDY=
 github.com/alexellis/arkade v0.0.0-20230317160202-4d8f80c5b033/go.mod h1:T8i2qJQ5D13uTn+IgGCpC+ylJ3fb+bcnfrLppWcCuSo=
+github.com/alexellis/arkade v0.0.0-20230705083451-a4dd6013ddcd h1:Cvt1/JwejfGBTfZUuqa4EdiyV8VPIDTCJ3fua+QqUpc=
+github.com/alexellis/arkade v0.0.0-20230705083451-a4dd6013ddcd/go.mod h1:PupjhF444AKYAD3NRbzCMhLWHiF/uixUmCWDuR2PzWA=
 github.com/alexellis/go-execute v0.5.0 h1:L8kgNlFzNbJov7jrInlaig7i6ZUSz/tYYmqvb8dyD0s=
 github.com/alexellis/go-execute v0.5.0/go.mod h1:AgHTcsCF9wrP0mMVTO8N+lFw1Biy71NybBOk8M+qgy8=
+github.com/alexellis/go-execute v0.6.0 h1:FVGoudJnWSObwf9qmehbvVuvhK6g1UpKOCBjS+OUXEA=
+github.com/alexellis/go-execute v0.6.0/go.mod h1:nlg2F6XdYydUm1xXQMMiuibQCV1mveybBkNWfdNznjk=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
 github.com/cespare/xxhash/v2 v2.2.0 h1:DC2CZ1Ep5Y4k3ZQ899DldepgrayRUGE6BBZ/cd9Cj44=
 github.com/cespare/xxhash/v2 v2.2.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
 github.com/checkpoint-restore/go-criu/v5 v5.3.0/go.mod h1:E/eQpaFtUKGOOSEBZgmKAcn+zUUwWxqcaKZlF54wK8E=
+github.com/cheggaaa/pb/v3 v3.1.2 h1:FIxT3ZjOj9XJl0U4o2XbEhjFfZl7jCVCDOGq1ZAB7wQ=
+github.com/cheggaaa/pb/v3 v3.1.2/go.mod h1:SNjnd0yKcW+kw0brSusraeDd5Bf1zBfxAzTL2ss3yQ4=
 github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
 github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
 github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
@@ -37,6 +50,8 @@ github.com/containerd/fifo v1.1.0 h1:4I2mbh5stb1u6ycIABlBw9zgtlK8viPI9QkQNRQEEmY
 github.com/containerd/fifo v1.1.0/go.mod h1:bmC4NWMbXlt2EZ0Hc7Fx7QzTFxgPID13eH0Qu+MAb2o=
 github.com/containerd/go-cni v1.1.9 h1:ORi7P1dYzCwVM6XPN4n3CbkuOx/NZ2DOqy+SHRdo9rU=
 github.com/containerd/go-cni v1.1.9/go.mod h1:XYrZJ1d5W6E2VOvjffL3IZq0Dz6bsVlERHbekNK90PM=
+github.com/containerd/stargz-snapshotter/estargz v0.14.3 h1:OqlDCK3ZVUO6C3B/5FSkDwbkEETK84kQgEeFwDC+62k=
+github.com/containerd/stargz-snapshotter/estargz v0.14.3/go.mod h1:KY//uOCIkSuNAHhJogcZtrNHdKrA99/FCCRjE3HD36o=
 github.com/containerd/ttrpc v1.2.1 h1:VWv/Rzx023TBLv4WQ+9WPXlBG/s3rsRjY3i9AJ2BJdE=
 github.com/containerd/ttrpc v1.2.1/go.mod h1:sIT6l32Ph/H9cvnJsfXM5drIVzTr5A2flTf1G5tYZak=
 github.com/containerd/typeurl/v2 v2.1.0 h1:yNAhJvbNEANt7ck48IlEGOxP7YAp6LLpGn5jZACDNIE=
@@ -55,10 +70,18 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/docker/cli v23.0.1+incompatible h1:LRyWITpGzl2C9e9uGxzisptnxAn1zfZKXy13Ul2Q5oM=
 github.com/docker/cli v23.0.1+incompatible/go.mod h1:JLrzqnKDaYBop7H2jaqPtU4hHvMKP+vjCwu2uszcLI8=
+github.com/docker/cli v23.0.5+incompatible h1:ufWmAOuD3Vmr7JP2G5K3cyuNC4YZWiAsuDEvFVVDafE=
+github.com/docker/cli v23.0.5+incompatible/go.mod h1:JLrzqnKDaYBop7H2jaqPtU4hHvMKP+vjCwu2uszcLI8=
+github.com/docker/cli v24.0.2+incompatible h1:QdqR7znue1mtkXIJ+ruQMGQhpw2JzMJLRXp6zpzF6tM=
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@@ -72,6 +95,8 @@ github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymF
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@@ -117,6 +142,8 @@ github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
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@@ -136,6 +163,8 @@ github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI
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@@ -143,11 +172,21 @@ github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
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@@ -163,8 +202,18 @@ github.com/moby/sys/signal v0.7.0/go.mod h1:GQ6ObYZfqacOwTtlXvcmh9A26dVRul/hbOZn
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@@ -179,18 +228,36 @@ github.com/opencontainers/go-digest v1.0.0 h1:apOUWs51W5PlhuyGyz9FCeeBIOUDA/6nW8
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@@ -198,14 +265,22 @@ github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZb
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+github.com/rivo/uniseg v0.2.0 h1:S1pD9weZBuJdFmowNwbpi7BJ8TNftyUImj/0WQi72jY=
+github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
 github.com/rogpeppe/go-internal v1.6.1 h1:/FiVV8dS/e+YqF2JvO3yXRFbBLTIuSDkuC7aBOAvL+k=
 github.com/rogpeppe/go-internal v1.6.1/go.mod h1:xXDCJY+GAPziupqXw64V24skbSoqbTEfhy4qGm1nDQc=
 github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
@@ -220,6 +295,8 @@ github.com/sirupsen/logrus v1.9.0 h1:trlNQbNUG3OdDrDil03MCb1H2o9nJ1x4/5LYw7byDE0
 github.com/sirupsen/logrus v1.9.0/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
 github.com/spf13/cobra v1.6.1 h1:o94oiPyS4KD1mPy2fmcYYHHfCxLqYjJOhGsCHFZtEzA=
 github.com/spf13/cobra v1.6.1/go.mod h1:IOw/AERYS7UzyrGinqmz6HLUo219MORXGxhbaJUqzrY=
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 github.com/spf13/pflag v1.0.3/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnInEg4=
 github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
 github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
@@ -237,6 +314,9 @@ github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o
 github.com/stretchr/testify v1.8.2 h1:+h33VjcLVPDHtOdpUCuF+7gSuG3yGIftsP1YvFihtJ8=
 github.com/syndtr/gocapability v0.0.0-20200815063812-42c35b437635/go.mod h1:hkRG7XYTFWNJGYcbNJQlaLq0fg1yr4J4t/NcTQtrfww=
 github.com/urfave/cli v1.22.1/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
+github.com/urfave/cli v1.22.12/go.mod h1:sSBEIC79qR6OvcmsD4U3KABeOTxDqQtdDnaFuUN30b8=
+github.com/vbatts/tar-split v0.11.3 h1:hLFqsOLQ1SsppQNTMpkpPXClLDfC2A3Zgy9OUU+RVck=
+github.com/vbatts/tar-split v0.11.3/go.mod h1:9QlHN18E+fEH7RdG+QAJJcuya3rqT7eXSTY7wGrAokY=
 github.com/vishvananda/netlink v1.1.0/go.mod h1:cTgwzPIzzgDAYoQrMm0EdrjRUBkTqKYppBueQtXaqoE=
 github.com/vishvananda/netlink v1.2.1-beta.2 h1:Llsql0lnQEbHj0I1OuKyp8otXp0r3q0mPkuhwHfStVs=
 github.com/vishvananda/netlink v1.2.1-beta.2/go.mod h1:twkDnbuQxJYemMlGd4JFIcuhgX83tXhKS2B/PRMpOho=
@@ -253,6 +333,7 @@ github.com/xeipuuv/gojsonschema v1.2.0 h1:LhYJRs+L4fBtjZUfuSZIKGeVu0QRy8e5Xi7D17
 github.com/xeipuuv/gojsonschema v1.2.0/go.mod h1:anYRn/JVcOK2ZgGU+IjEV4nwlhoK5sQluxsYJ78Id3Y=
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
+github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
 go.opencensus.io v0.24.0 h1:y73uSU6J157QMP2kn2r30vwW1A2W2WFwSCGnAVxeaD0=
 go.opencensus.io v0.24.0/go.mod h1:vNK8G9p7aAivkbmorf4v+7Hgx+Zs0yY+0fOtgBfjQKo=
 go.opentelemetry.io/otel v1.14.0 h1:/79Huy8wbf5DnIPhemGB+zEPVwnN6fuQybr/SRXa6hM=
@@ -263,14 +344,22 @@ go.uber.org/goleak v1.1.12 h1:gZAh5/EyT/HQwlpkCy6wTpqfH9H8Lz8zbm3dZh+OyzA=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
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 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
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 golang.org/x/mod v0.9.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
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 golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
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@@ -283,9 +372,14 @@ golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7/go.mod h1:qpuaurCH72eLCgpAm/
 golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
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 golang.org/x/net v0.0.0-20201224014010-6772e930b67b/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
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 golang.org/x/net v0.0.0-20210428140749-89ef3d95e781/go.mod h1:OJAsFXCWl8Ukc7SiCT/9KSuxbyM7479/AVlXFRxuMCk=
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+golang.org/x/net v0.10.0 h1:X2//UzNDwYmtCLn7To6G58Wr6f5ahEAQgKNzv9Y951M=
+golang.org/x/net v0.10.0/go.mod h1:0qNGK6F8kojg2nk9dLZ2mShWaEBan6FAoqfSigmmuDg=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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@@ -294,8 +388,13 @@ golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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@@ -316,20 +415,35 @@ golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7w
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+golang.org/x/text v0.10.0 h1:UpjohKhiEgNc0CSauXmwYftY1+LlaC75SJwh0SgCX58=
+golang.org/x/text v0.10.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
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@@ -340,8 +454,11 @@ golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtn
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+golang.org/x/tools v0.8.0 h1:vSDcovVPld282ceKgDimkRSC8kpaH1dgyc9UMzlt84Y=
+golang.org/x/tools v0.8.0/go.mod h1:JxBZ99ISMI5ViVkT1tr6tdNmXeTrcpVSD3vZ1RsRdN4=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -399,3 +516,5 @@ honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWh
 honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 k8s.io/apimachinery v0.26.3 h1:dQx6PNETJ7nODU3XPtrwkfuubs6w7sX0M8n61zHIV/k=
 k8s.io/apimachinery v0.26.3/go.mod h1:ats7nN1LExKHvJ9TmwootT00Yz05MuYqPXEXaVeOy5I=
+k8s.io/apimachinery v0.27.3 h1:Ubye8oBufD04l9QnNtW05idcOe9Z3GQN8+7PqmuVcUM=
+k8s.io/apimachinery v0.27.3/go.mod h1:XNfZ6xklnMCOGGFNqXG7bUrQCoR04dh/E7FprV6pb+E=

pkg/provider/handlers/delete.go

@@ -7,13 +7,13 @@ import (
 	"io/ioutil"
 	"log"
 	"net/http"
-	"time"
 
 	"github.com/containerd/containerd"
 	"github.com/containerd/containerd/namespaces"
 	gocni "github.com/containerd/go-cni"
-	"github.com/openfaas/faas/gateway/requests"
 
+	"github.com/openfaas/faas-provider/types"
+	"github.com/openfaas/faasd/pkg"
 	cninetwork "github.com/openfaas/faasd/pkg/cninetwork"
 	"github.com/openfaas/faasd/pkg/service"
 )
@@ -32,18 +32,23 @@ func MakeDeleteHandler(client *containerd.Client, cni gocni.CNI) func(w http.Res
 		body, _ := ioutil.ReadAll(r.Body)
 		log.Printf("[Delete] request: %s\n", string(body))
 
-		req := requests.DeleteFunctionRequest{}
-		if err := json.Unmarshal(body, &req); err != nil {
+		req := types.DeleteFunctionRequest{}
+		err := json.Unmarshal(body, &req)
+		if err != nil {
 			log.Printf("[Delete] error parsing input: %s\n", err)
 			http.Error(w, err.Error(), http.StatusBadRequest)
 
 			return
 		}
 
-		lookupNamespace := getRequestNamespace(readNamespaceFromQuery(r))
+		// namespace moved from the querystring into the body
+		namespace := req.Namespace
+		if namespace == "" {
+			namespace = pkg.DefaultFunctionNamespace
+		}
 
 		// Check if namespace exists, and it has the openfaas label
-		valid, err := validNamespace(client.NamespaceService(), lookupNamespace)
+		valid, err := validNamespace(client.NamespaceService(), namespace)
 		if err != nil {
 			http.Error(w, err.Error(), http.StatusBadRequest)
 			return
@@ -56,43 +61,30 @@ func MakeDeleteHandler(client *containerd.Client, cni gocni.CNI) func(w http.Res
 
 		name := req.FunctionName
 
-		function, err := GetFunction(client, name, lookupNamespace)
+		function, err := GetFunction(client, name, namespace)
 		if err != nil {
-			msg := fmt.Sprintf("function: %s not found", name)
+			msg := fmt.Sprintf("service %s not found", name)
 			log.Printf("[Delete] %s\n", msg)
 			http.Error(w, msg, http.StatusNotFound)
 			return
 		}
 
-		ctx := namespaces.WithNamespace(context.Background(), lookupNamespace)
+		ctx := namespaces.WithNamespace(context.Background(), namespace)
 
 		// TODO: this needs to still happen if the task is paused
 		if function.replicas != 0 {
 			err = cninetwork.DeleteCNINetwork(ctx, cni, client, name)
 			if err != nil {
-				log.Printf("[Delete] error removing CNI network for: %s, %s\n", name, err)
+				log.Printf("[Delete] error removing CNI network for %s, %s\n", name, err)
 			}
 		}
 
-		killTimeout := getKillTimeout(function.envVars)
-
-		if err := service.Remove(ctx, client, name, killTimeout); err != nil {
+		if err := service.Remove(ctx, client, name); err != nil {
 			log.Printf("[Delete] error removing %s, %s\n", name, err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		log.Printf("[Delete] deleted: %s\n", name)
+		log.Printf("[Delete] deleted %s\n", name)
 	}
 }
-
-func getKillTimeout(envs map[string]string) time.Duration {
-	killTimeout := time.Second * 5
-	if v, ok := envs["healthcheck_interval"]; ok {
-		dur, err := time.ParseDuration(v)
-		if err == nil {
-			killTimeout = dur
-		}
-	}
-	return killTimeout
-}

pkg/provider/handlers/invoke_resolver.go

@@ -24,7 +24,7 @@ func (i *InvokeResolver) Resolve(functionName string) (url.URL, error) {
 	actualFunctionName := functionName
 	log.Printf("Resolve: %q\n", actualFunctionName)
 
-	namespace := getNamespace(functionName, faasd.DefaultFunctionNamespace)
+	namespace := getNamespaceOrDefault(functionName, faasd.DefaultFunctionNamespace)
 
 	if strings.Contains(functionName, ".") {
 		actualFunctionName = strings.TrimSuffix(functionName, "."+namespace)
@@ -47,7 +47,7 @@ func (i *InvokeResolver) Resolve(functionName string) (url.URL, error) {
 	return *urlRes, nil
 }
 
-func getNamespace(name, defaultNamespace string) string {
+func getNamespaceOrDefault(name, defaultNamespace string) string {
 	namespace := defaultNamespace
 	if strings.Contains(name, ".") {
 		namespace = name[strings.LastIndexAny(name, ".")+1:]

pkg/provider/handlers/mutate_namespaces.go

@@ -0,0 +1,285 @@
+package handlers
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"io"
+	"log"
+	"net/http"
+	"strings"
+
+	"github.com/containerd/containerd"
+	"github.com/gorilla/mux"
+	"github.com/openfaas/faas-provider/types"
+)
+
+func MakeMutateNamespace(client *containerd.Client) func(w http.ResponseWriter, r *http.Request) {
+	return func(w http.ResponseWriter, r *http.Request) {
+		if r.Body != nil {
+			defer r.Body.Close()
+		}
+
+		switch r.Method {
+		case http.MethodPost:
+			createNamespace(client, w, r)
+		case http.MethodGet:
+			getNamespace(client, w, r)
+		case http.MethodDelete:
+			deleteNamespace(client, w, r)
+		case http.MethodPut:
+			updateNamespace(client, w, r)
+
+		default:
+			w.WriteHeader(http.StatusMethodNotAllowed)
+		}
+	}
+}
+
+func updateNamespace(client *containerd.Client, w http.ResponseWriter, r *http.Request) {
+	req, err := parseNamespaceRequest(r)
+	if err != nil {
+		http.Error(w, err.Error(), err.(*HttpError).Status)
+		return
+	}
+
+	namespaceExists, err := namespaceExists(r.Context(), client, req.Name)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+
+	if !namespaceExists {
+		http.Error(w, fmt.Sprintf("namespace %s not found", req.Name), http.StatusNotFound)
+		return
+	}
+
+	originalLabels, err := client.NamespaceService().Labels(r.Context(), req.Name)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+
+	if !hasOpenFaaSLabel(originalLabels) {
+		http.Error(w, fmt.Sprintf("namespace %s is not an openfaas namespace", req.Name), http.StatusBadRequest)
+		return
+	}
+
+	var exclusions []string
+
+	// build exclusions
+	for key, _ := range originalLabels {
+		if _, ok := req.Labels[key]; !ok {
+			exclusions = append(exclusions, key)
+		}
+	}
+
+	// Call SetLabel with empty string if label is to be removed
+	for _, key := range exclusions {
+		if err := client.NamespaceService().SetLabel(r.Context(), req.Name, key, ""); err != nil {
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+	}
+
+	// Now add the new labels
+	for key, value := range req.Labels {
+		if err := client.NamespaceService().SetLabel(r.Context(), req.Name, key, value); err != nil {
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+	}
+
+	w.WriteHeader(http.StatusAccepted)
+}
+
+func deleteNamespace(client *containerd.Client, w http.ResponseWriter, r *http.Request) {
+	req, err := parseNamespaceRequest(r)
+	if err != nil {
+		http.Error(w, err.Error(), err.(*HttpError).Status)
+		return
+	}
+
+	if err := client.NamespaceService().Delete(r.Context(), req.Name); err != nil {
+		if strings.Contains(err.Error(), "not found") {
+			http.Error(w, fmt.Sprintf("namespace %s not found", req.Name), http.StatusNotFound)
+			return
+		}
+
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	w.WriteHeader(http.StatusAccepted)
+}
+
+func namespaceExists(ctx context.Context, client *containerd.Client, name string) (bool, error) {
+	ns, err := client.NamespaceService().List(ctx)
+	if err != nil {
+		return false, err
+	}
+
+	found := false
+	for _, namespace := range ns {
+		if namespace == name {
+			found = true
+			break
+		}
+	}
+
+	return found, nil
+}
+
+func getNamespace(client *containerd.Client, w http.ResponseWriter, r *http.Request) {
+	req, err := parseNamespaceRequest(r)
+	if err != nil {
+		http.Error(w, err.Error(), err.(*HttpError).Status)
+		return
+	}
+
+	namespaceExists, err := namespaceExists(r.Context(), client, req.Name)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+
+	if !namespaceExists {
+		http.Error(w, fmt.Sprintf("namespace %s not found", req.Name), http.StatusNotFound)
+		return
+	}
+
+	labels, err := client.NamespaceService().Labels(r.Context(), req.Name)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+
+	if !hasOpenFaaSLabel(labels) {
+		http.Error(w, fmt.Sprintf("namespace %s not found", req.Name), http.StatusNotFound)
+		return
+	}
+
+	res := types.FunctionNamespace{
+		Name:   req.Name,
+		Labels: labels,
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(http.StatusOK)
+	if err := json.NewEncoder(w).Encode(res); err != nil {
+		log.Printf("Get Namespace error: %s", err)
+	}
+}
+
+func createNamespace(client *containerd.Client, w http.ResponseWriter, r *http.Request) {
+	req, err := parseNamespaceRequest(r)
+	if err != nil {
+		http.Error(w, err.Error(), err.(*HttpError).Status)
+		return
+	}
+
+	// Check if namespace exists, and it has the openfaas label
+	namespaces, err := client.NamespaceService().List(r.Context())
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+
+	found := false
+	for _, namespace := range namespaces {
+		if namespace == req.Name {
+			found = true
+			break
+		}
+	}
+
+	if found {
+		http.Error(w, fmt.Sprintf("namespace %s already exists", req.Name), http.StatusConflict)
+		return
+	}
+
+	if err := client.NamespaceService().Create(r.Context(), req.Name, req.Labels); err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+
+	w.WriteHeader(http.StatusCreated)
+}
+
+// getNamespace returns a namespace object or an error
+func parseNamespaceRequest(r *http.Request) (types.FunctionNamespace, error) {
+	var req types.FunctionNamespace
+
+	vars := mux.Vars(r)
+	namespaceInPath := vars["name"]
+
+	if r.Method == http.MethodGet {
+		if namespaceInPath == "" {
+			return req, &HttpError{
+				Err:    fmt.Errorf("namespace not specified in URL"),
+				Status: http.StatusBadRequest,
+			}
+		}
+
+		return types.FunctionNamespace{
+			Name: namespaceInPath,
+		}, nil
+	}
+
+	body, _ := io.ReadAll(r.Body)
+
+	if err := json.Unmarshal(body, &req); err != nil {
+		return req, &HttpError{
+			Err:    fmt.Errorf("error parsing request body: %s", err.Error()),
+			Status: http.StatusBadRequest,
+		}
+	}
+
+	if r.Method != http.MethodPost {
+		if namespaceInPath == "" {
+			return req, &HttpError{
+				Err:    fmt.Errorf("namespace not specified in URL"),
+				Status: http.StatusBadRequest,
+			}
+		}
+		if req.Name != namespaceInPath {
+			return req, &HttpError{
+				Err:    fmt.Errorf("namespace in request body does not match namespace in URL"),
+				Status: http.StatusBadRequest,
+			}
+		}
+	}
+
+	if req.Name == "" {
+		return req, &HttpError{
+			Err:    fmt.Errorf("namespace not specified in request body"),
+			Status: http.StatusBadRequest,
+		}
+	}
+
+	if ok := hasOpenFaaSLabel(req.Labels); !ok {
+		return req, &HttpError{
+			Err:    fmt.Errorf("request does not have openfaas=1 label"),
+			Status: http.StatusBadRequest,
+		}
+	}
+
+	return req, nil
+}
+
+func hasOpenFaaSLabel(labels map[string]string) bool {
+	if v, ok := labels["openfaas"]; ok && v == "1" {
+		return true
+	}
+
+	return false
+}
+
+type HttpError struct {
+	Err    error
+	Status int
+}
+
+func (e *HttpError) Error() string {
+	return e.Err.Error()
+}

pkg/provider/handlers/scale.go

@@ -13,6 +13,7 @@ import (
 	gocni "github.com/containerd/go-cni"
 
 	"github.com/openfaas/faas-provider/types"
+	"github.com/openfaas/faasd/pkg"
 )
 
 func MakeReplicaUpdateHandler(client *containerd.Client, cni gocni.CNI) func(w http.ResponseWriter, r *http.Request) {
@@ -30,16 +31,17 @@ func MakeReplicaUpdateHandler(client *containerd.Client, cni gocni.CNI) func(w h
 		log.Printf("[Scale] request: %s\n", string(body))
 
 		req := types.ScaleServiceRequest{}
-		err := json.Unmarshal(body, &req)
-
-		if err != nil {
+		if err := json.Unmarshal(body, &req); err != nil {
 			log.Printf("[Scale] error parsing input: %s\n", err)
 			http.Error(w, err.Error(), http.StatusBadRequest)
 
 			return
 		}
 
-		namespace := getRequestNamespace(readNamespaceFromQuery(r))
+		namespace := req.Namespace
+		if namespace == "" {
+			namespace = pkg.DefaultFunctionNamespace
+		}
 
 		// Check if namespace exists, and it has the openfaas label
 		valid, err := validNamespace(client.NamespaceService(), namespace)

pkg/provider/handlers/update.go

@@ -39,7 +39,6 @@ func MakeUpdateHandler(client *containerd.Client, cni gocni.CNI, secretMountPath
 
 			return
 		}
-
 		name := req.Service
 		namespace := getRequestNamespace(req.Namespace)
 
@@ -65,7 +64,8 @@ func MakeUpdateHandler(client *containerd.Client, cni gocni.CNI, secretMountPath
 			return
 		}
 
-		if err = validateSecrets(namespaceSecretMountPath, req.Secrets); err != nil {
+		err = validateSecrets(namespaceSecretMountPath, req.Secrets)
+		if err != nil {
 			http.Error(w, err.Error(), http.StatusBadRequest)
 		}
 
@@ -83,15 +83,13 @@ func MakeUpdateHandler(client *containerd.Client, cni gocni.CNI, secretMountPath
 			}
 		}
 
-		killTimeout := getKillTimeout(function.annotations)
-
-		if err := service.Remove(ctx, client, name, killTimeout); err != nil {
+		if err := service.Remove(ctx, client, name); err != nil {
 			log.Printf("[Update] error removing %s, %s\n", name, err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		// The pull has already been done in pre-pull, so we can force this pull to "false"
+		// The pull has already been done in prepull, so we can force this pull to "false"
 		pull := false
 
 		if err := deploy(ctx, req, client, cni, namespaceSecretMountPath, pull); err != nil {

pkg/service/service.go

@@ -22,84 +22,78 @@ import (
 const dockerConfigDir = "/var/lib/faasd/.docker/"
 
 // Remove removes a container
-func Remove(ctx context.Context, client *containerd.Client, name string, killTimeout time.Duration) error {
+func Remove(ctx context.Context, client *containerd.Client, name string) error {
 
-	container, err := client.LoadContainer(ctx, name)
-	if err != nil {
-		// Perhaps the container was already removed, but the snapshot is still there
+	container, containerErr := client.LoadContainer(ctx, name)
+
+	if containerErr == nil {
+		taskFound := true
+		t, err := container.Task(ctx, nil)
+		if err != nil {
+			if errdefs.IsNotFound(err) {
+				taskFound = false
+			} else {
+				return fmt.Errorf("unable to get task %w: ", err)
+			}
+		}
+
+		if taskFound {
+			status, err := t.Status(ctx)
+			if err != nil {
+				log.Printf("Unable to get status for: %s, error: %s", name, err.Error())
+			} else {
+				log.Printf("Status of %s is: %s\n", name, status.Status)
+			}
+
+			log.Printf("Need to kill task: %s\n", name)
+			if err = killTask(ctx, t); err != nil {
+				return fmt.Errorf("error killing task %s, %s, %w", container.ID(), name, err)
+			}
+		}
+
+		if err := container.Delete(ctx, containerd.WithSnapshotCleanup); err != nil {
+			return fmt.Errorf("error deleting container %s, %s, %w", container.ID(), name, err)
+		}
+
+	} else {
 		service := client.SnapshotService("")
 		key := name + "snapshot"
-
-		// Don't return an error if the snapshot doesn't exist
 		if _, err := client.SnapshotService("").Stat(ctx, key); err == nil {
 			service.Remove(ctx, key)
 		}
-		return nil
 	}
-
-	taskFound := true
-	t, err := container.Task(ctx, nil)
-	if err != nil {
-		if errdefs.IsNotFound(err) {
-			taskFound = false
-		} else {
-			return fmt.Errorf("unable to get task %w: ", err)
-		}
-	}
-
-	if taskFound {
-		status, err := t.Status(ctx)
-		if err != nil {
-			log.Printf("Unable to get status for: %s, error: %s", name, err.Error())
-		} else {
-			log.Printf("Status of %s is: %s\n", name, status.Status)
-		}
-
-		if err = killTask(ctx, t, killTimeout); err != nil {
-			return fmt.Errorf("error killing task %s, %s, %w", container.ID(), name, err)
-		}
-	}
-
-	if err := container.Delete(ctx, containerd.WithSnapshotCleanup); err != nil {
-		return fmt.Errorf("error deleting container %s, %s, %w", container.ID(), name, err)
-	}
-
 	return nil
 }
 
-// Adapted from Stellar - https://github.com/stellarproject
-func killTask(ctx context.Context, task containerd.Task, killTimeout time.Duration) error {
+// Adapted from Stellar - https://github.com/stellar
+func killTask(ctx context.Context, task containerd.Task) error {
+
+	killTimeout := 30 * time.Second
 
 	wg := &sync.WaitGroup{}
 	wg.Add(1)
 	var err error
 
 	go func() {
-		id := task.ID()
-
 		defer wg.Done()
 		if task != nil {
 			wait, err := task.Wait(ctx)
 			if err != nil {
-				log.Printf("error waiting on task: %s: %s", id, err)
+				log.Printf("error waiting on task: %s", err)
 				return
 			}
 
 			if err := task.Kill(ctx, unix.SIGTERM, containerd.WithKillAll); err != nil {
-				log.Printf("error killing task: %s with SIGTERM: %s", id, err)
+				log.Printf("error killing container task: %s", err)
 			}
 
 			select {
 			case <-wait:
-				_, err := task.Delete(ctx)
-				if err != nil {
-					log.Printf("error deleting task: %s: %s", id, err)
-				}
-
+				task.Delete(ctx)
 				return
 			case <-time.After(killTimeout):
 				if err := task.Kill(ctx, unix.SIGKILL, containerd.WithKillAll); err != nil {
-					log.Printf("error killing task: %s with SIGTERM: %s", id, err)
+					log.Printf("error force killing container task: %s", err)
 				}
 				return
 			}

pkg/supervisor.go

@@ -10,7 +10,6 @@ import (
 	"sort"
 	"strconv"
 	"strings"
-	"time"
 
 	"github.com/alexellis/arkade/pkg/env"
 	"github.com/compose-spec/compose-go/loader"
@@ -33,7 +32,6 @@ import (
 const (
 	// workingDirectoryPermission user read/write/execute, group and others: read-only
 	workingDirectoryPermission = 0744
-	removalGracePeriod         = time.Second * 5
 )
 
 type Service struct {
@@ -128,11 +126,9 @@ func (s *Supervisor) Start(svcs []Service) error {
 
 	for _, svc := range svcs {
 		fmt.Printf("Removing old container for: %s\n", svc.Name)
-		if err := service.Remove(ctx,
-			s.client,
-			svc.Name,
-			removalGracePeriod); err != nil {
-			return err
+		containerErr := service.Remove(ctx, s.client, svc.Name)
+		if containerErr != nil {
+			return containerErr
 		}
 	}
 
@@ -290,7 +286,8 @@ func (s *Supervisor) Remove(svcs []Service) error {
 			return err
 		}
 
-		if err := service.Remove(ctx, s.client, svc.Name, removalGracePeriod); err != nil {
+		err = service.Remove(ctx, s.client, svc.Name)
+		if err != nil {
 			return err
 		}
 	}

vendor/github.com/Microsoft/go-winio/.golangci.yml

@@ -8,12 +8,8 @@ linters:
     - containedctx # struct contains a context
     - dupl # duplicate code
     - errname # erorrs are named correctly
-    - goconst # strings that should be constants
-    - godot # comments end in a period
-    - misspell
     - nolintlint # "//nolint" directives are properly explained
     - revive # golint replacement
-    - stylecheck # golint replacement, less configurable than revive
     - unconvert # unnecessary conversions
     - wastedassign
 
@@ -23,10 +19,7 @@ linters:
     - exhaustive # check exhaustiveness of enum switch statements
     - gofmt # files are gofmt'ed
     - gosec # security
-    - nestif # deeply nested ifs
     - nilerr # returns nil even with non-nil error
-    - prealloc # slices that can be pre-allocated
-    - structcheck # unused struct fields
     - unparam # unused function params
 
 issues:
@@ -42,6 +35,18 @@ issues:
       text: "^line-length-limit: "
       source: "^//(go:generate|sys) "
 
+    #TODO: remove after upgrading to go1.18
+    # ignore comment spacing for nolint and sys directives
+    - linters:
+        - revive
+      text: "^comment-spacings: no space between comment delimiter and comment text"
+      source: "//(cspell:|nolint:|sys |todo)"
+
+    # not on go 1.18 yet, so no any
+    - linters:
+        - revive
+      text: "^use-any: since GO 1.18 'interface{}' can be replaced by 'any'"
+
     # allow unjustified ignores of error checks in defer statements
     - linters:
         - nolintlint
@@ -56,6 +61,8 @@ issues:
 
 
 linters-settings:
+  exhaustive:
+    default-signifies-exhaustive: true
   govet:
     enable-all: true
     disable:
@@ -98,6 +105,8 @@ linters-settings:
         disabled: true
       - name: flag-parameter # excessive, and a common idiom we use
         disabled: true
+      - name: unhandled-error # warns over common fmt.Print* and io.Close; rely on errcheck instead
+        disabled: true
       # general config
       - name: line-length-limit
         arguments:
@@ -138,7 +147,3 @@ linters-settings:
             - VPCI
             - WCOW
             - WIM
-  stylecheck:
-    checks:
-      - "all"
-      - "-ST1003" # use revive's var naming

vendor/github.com/Microsoft/go-winio/hvsock.go

@@ -23,7 +23,7 @@ import (
 const afHVSock = 34 // AF_HYPERV
 
 // Well known Service and VM IDs
-//https://docs.microsoft.com/en-us/virtualization/hyper-v-on-windows/user-guide/make-integration-service#vmid-wildcards
+// https://docs.microsoft.com/en-us/virtualization/hyper-v-on-windows/user-guide/make-integration-service#vmid-wildcards
 
 // HvsockGUIDWildcard is the wildcard VmId for accepting connections from all partitions.
 func HvsockGUIDWildcard() guid.GUID { // 00000000-0000-0000-0000-000000000000
@@ -31,7 +31,7 @@ func HvsockGUIDWildcard() guid.GUID { // 00000000-0000-0000-0000-000000000000
 }
 
 // HvsockGUIDBroadcast is the wildcard VmId for broadcasting sends to all partitions.
-func HvsockGUIDBroadcast() guid.GUID { //ffffffff-ffff-ffff-ffff-ffffffffffff
+func HvsockGUIDBroadcast() guid.GUID { // ffffffff-ffff-ffff-ffff-ffffffffffff
 	return guid.GUID{
 		Data1: 0xffffffff,
 		Data2: 0xffff,
@@ -246,7 +246,7 @@ func (l *HvsockListener) Accept() (_ net.Conn, err error) {
 	var addrbuf [addrlen * 2]byte
 
 	var bytes uint32
-	err = syscall.AcceptEx(l.sock.handle, sock.handle, &addrbuf[0], 0 /*rxdatalen*/, addrlen, addrlen, &bytes, &c.o)
+	err = syscall.AcceptEx(l.sock.handle, sock.handle, &addrbuf[0], 0 /* rxdatalen */, addrlen, addrlen, &bytes, &c.o)
 	if _, err = l.sock.asyncIO(c, nil, bytes, err); err != nil {
 		return nil, l.opErr("accept", os.NewSyscallError("acceptex", err))
 	}

vendor/github.com/Microsoft/go-winio/internal/fs/doc.go

@@ -0,0 +1,2 @@
+// This package contains Win32 filesystem functionality.
+package fs

vendor/github.com/Microsoft/go-winio/internal/fs/fs.go

@@ -0,0 +1,202 @@
+//go:build windows
+
+package fs
+
+import (
+	"golang.org/x/sys/windows"
+
+	"github.com/Microsoft/go-winio/internal/stringbuffer"
+)
+
+//go:generate go run github.com/Microsoft/go-winio/tools/mkwinsyscall -output zsyscall_windows.go fs.go
+
+// https://learn.microsoft.com/en-us/windows/win32/api/fileapi/nf-fileapi-createfilew
+//sys CreateFile(name string, access AccessMask, mode FileShareMode, sa *syscall.SecurityAttributes, createmode FileCreationDisposition, attrs FileFlagOrAttribute, templatefile windows.Handle) (handle windows.Handle, err error) [failretval==windows.InvalidHandle] = CreateFileW
+
+const NullHandle windows.Handle = 0
+
+// AccessMask defines standard, specific, and generic rights.
+//
+//	Bitmask:
+//	 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+//	 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+//	+---------------+---------------+-------------------------------+
+//	|G|G|G|G|Resvd|A| StandardRights|         SpecificRights        |
+//	|R|W|E|A|     |S|               |                               |
+//	+-+-------------+---------------+-------------------------------+
+//
+//	GR     Generic Read
+//	GW     Generic Write
+//	GE     Generic Exectue
+//	GA     Generic All
+//	Resvd  Reserved
+//	AS     Access Security System
+//
+// https://learn.microsoft.com/en-us/windows/win32/secauthz/access-mask
+//
+// https://learn.microsoft.com/en-us/windows/win32/secauthz/generic-access-rights
+//
+// https://learn.microsoft.com/en-us/windows/win32/fileio/file-access-rights-constants
+type AccessMask = windows.ACCESS_MASK
+
+//nolint:revive // SNAKE_CASE is not idiomatic in Go, but aligned with Win32 API.
+const (
+	// Not actually any.
+	//
+	// For CreateFile: "query certain metadata such as file, directory, or device attributes without accessing that file or device"
+	// https://learn.microsoft.com/en-us/windows/win32/api/fileapi/nf-fileapi-createfilew#parameters
+	FILE_ANY_ACCESS AccessMask = 0
+
+	// Specific Object Access
+	// from ntioapi.h
+
+	FILE_READ_DATA      AccessMask = (0x0001) // file & pipe
+	FILE_LIST_DIRECTORY AccessMask = (0x0001) // directory
+
+	FILE_WRITE_DATA AccessMask = (0x0002) // file & pipe
+	FILE_ADD_FILE   AccessMask = (0x0002) // directory
+
+	FILE_APPEND_DATA          AccessMask = (0x0004) // file
+	FILE_ADD_SUBDIRECTORY     AccessMask = (0x0004) // directory
+	FILE_CREATE_PIPE_INSTANCE AccessMask = (0x0004) // named pipe
+
+	FILE_READ_EA         AccessMask = (0x0008) // file & directory
+	FILE_READ_PROPERTIES AccessMask = FILE_READ_EA
+
+	FILE_WRITE_EA         AccessMask = (0x0010) // file & directory
+	FILE_WRITE_PROPERTIES AccessMask = FILE_WRITE_EA
+
+	FILE_EXECUTE  AccessMask = (0x0020) // file
+	FILE_TRAVERSE AccessMask = (0x0020) // directory
+
+	FILE_DELETE_CHILD AccessMask = (0x0040) // directory
+
+	FILE_READ_ATTRIBUTES AccessMask = (0x0080) // all
+
+	FILE_WRITE_ATTRIBUTES AccessMask = (0x0100) // all
+
+	FILE_ALL_ACCESS      AccessMask = (STANDARD_RIGHTS_REQUIRED | SYNCHRONIZE | 0x1FF)
+	FILE_GENERIC_READ    AccessMask = (STANDARD_RIGHTS_READ | FILE_READ_DATA | FILE_READ_ATTRIBUTES | FILE_READ_EA | SYNCHRONIZE)
+	FILE_GENERIC_WRITE   AccessMask = (STANDARD_RIGHTS_WRITE | FILE_WRITE_DATA | FILE_WRITE_ATTRIBUTES | FILE_WRITE_EA | FILE_APPEND_DATA | SYNCHRONIZE)
+	FILE_GENERIC_EXECUTE AccessMask = (STANDARD_RIGHTS_EXECUTE | FILE_READ_ATTRIBUTES | FILE_EXECUTE | SYNCHRONIZE)
+
+	SPECIFIC_RIGHTS_ALL AccessMask = 0x0000FFFF
+
+	// Standard Access
+	// from ntseapi.h
+
+	DELETE       AccessMask = 0x0001_0000
+	READ_CONTROL AccessMask = 0x0002_0000
+	WRITE_DAC    AccessMask = 0x0004_0000
+	WRITE_OWNER  AccessMask = 0x0008_0000
+	SYNCHRONIZE  AccessMask = 0x0010_0000
+
+	STANDARD_RIGHTS_REQUIRED AccessMask = 0x000F_0000
+
+	STANDARD_RIGHTS_READ    AccessMask = READ_CONTROL
+	STANDARD_RIGHTS_WRITE   AccessMask = READ_CONTROL
+	STANDARD_RIGHTS_EXECUTE AccessMask = READ_CONTROL
+
+	STANDARD_RIGHTS_ALL AccessMask = 0x001F_0000
+)
+
+type FileShareMode uint32
+
+//nolint:revive // SNAKE_CASE is not idiomatic in Go, but aligned with Win32 API.
+const (
+	FILE_SHARE_NONE        FileShareMode = 0x00
+	FILE_SHARE_READ        FileShareMode = 0x01
+	FILE_SHARE_WRITE       FileShareMode = 0x02
+	FILE_SHARE_DELETE      FileShareMode = 0x04
+	FILE_SHARE_VALID_FLAGS FileShareMode = 0x07
+)
+
+type FileCreationDisposition uint32
+
+//nolint:revive // SNAKE_CASE is not idiomatic in Go, but aligned with Win32 API.
+const (
+	// from winbase.h
+
+	CREATE_NEW        FileCreationDisposition = 0x01
+	CREATE_ALWAYS     FileCreationDisposition = 0x02
+	OPEN_EXISTING     FileCreationDisposition = 0x03
+	OPEN_ALWAYS       FileCreationDisposition = 0x04
+	TRUNCATE_EXISTING FileCreationDisposition = 0x05
+)
+
+// CreateFile and co. take flags or attributes together as one parameter.
+// Define alias until we can use generics to allow both
+
+// https://learn.microsoft.com/en-us/windows/win32/fileio/file-attribute-constants
+type FileFlagOrAttribute uint32
+
+//nolint:revive // SNAKE_CASE is not idiomatic in Go, but aligned with Win32 API.
+const ( // from winnt.h
+	FILE_FLAG_WRITE_THROUGH       FileFlagOrAttribute = 0x8000_0000
+	FILE_FLAG_OVERLAPPED          FileFlagOrAttribute = 0x4000_0000
+	FILE_FLAG_NO_BUFFERING        FileFlagOrAttribute = 0x2000_0000
+	FILE_FLAG_RANDOM_ACCESS       FileFlagOrAttribute = 0x1000_0000
+	FILE_FLAG_SEQUENTIAL_SCAN     FileFlagOrAttribute = 0x0800_0000
+	FILE_FLAG_DELETE_ON_CLOSE     FileFlagOrAttribute = 0x0400_0000
+	FILE_FLAG_BACKUP_SEMANTICS    FileFlagOrAttribute = 0x0200_0000
+	FILE_FLAG_POSIX_SEMANTICS     FileFlagOrAttribute = 0x0100_0000
+	FILE_FLAG_OPEN_REPARSE_POINT  FileFlagOrAttribute = 0x0020_0000
+	FILE_FLAG_OPEN_NO_RECALL      FileFlagOrAttribute = 0x0010_0000
+	FILE_FLAG_FIRST_PIPE_INSTANCE FileFlagOrAttribute = 0x0008_0000
+)
+
+type FileSQSFlag = FileFlagOrAttribute
+
+//nolint:revive // SNAKE_CASE is not idiomatic in Go, but aligned with Win32 API.
+const ( // from winbase.h
+	SECURITY_ANONYMOUS      FileSQSFlag = FileSQSFlag(SecurityAnonymous << 16)
+	SECURITY_IDENTIFICATION FileSQSFlag = FileSQSFlag(SecurityIdentification << 16)
+	SECURITY_IMPERSONATION  FileSQSFlag = FileSQSFlag(SecurityImpersonation << 16)
+	SECURITY_DELEGATION     FileSQSFlag = FileSQSFlag(SecurityDelegation << 16)
+
+	SECURITY_SQOS_PRESENT     FileSQSFlag = 0x00100000
+	SECURITY_VALID_SQOS_FLAGS FileSQSFlag = 0x001F0000
+)
+
+// GetFinalPathNameByHandle flags
+//
+// https://learn.microsoft.com/en-us/windows/win32/api/fileapi/nf-fileapi-getfinalpathnamebyhandlew#parameters
+type GetFinalPathFlag uint32
+
+//nolint:revive // SNAKE_CASE is not idiomatic in Go, but aligned with Win32 API.
+const (
+	GetFinalPathDefaultFlag GetFinalPathFlag = 0x0
+
+	FILE_NAME_NORMALIZED GetFinalPathFlag = 0x0
+	FILE_NAME_OPENED     GetFinalPathFlag = 0x8
+
+	VOLUME_NAME_DOS  GetFinalPathFlag = 0x0
+	VOLUME_NAME_GUID GetFinalPathFlag = 0x1
+	VOLUME_NAME_NT   GetFinalPathFlag = 0x2
+	VOLUME_NAME_NONE GetFinalPathFlag = 0x4
+)
+
+// getFinalPathNameByHandle facilitates calling the Windows API GetFinalPathNameByHandle
+// with the given handle and flags. It transparently takes care of creating a buffer of the
+// correct size for the call.
+//
+// https://learn.microsoft.com/en-us/windows/win32/api/fileapi/nf-fileapi-getfinalpathnamebyhandlew
+func GetFinalPathNameByHandle(h windows.Handle, flags GetFinalPathFlag) (string, error) {
+	b := stringbuffer.NewWString()
+	//TODO: can loop infinitely if Win32 keeps returning the same (or a larger) n?
+	for {
+		n, err := windows.GetFinalPathNameByHandle(h, b.Pointer(), b.Cap(), uint32(flags))
+		if err != nil {
+			return "", err
+		}
+		// If the buffer wasn't large enough, n will be the total size needed (including null terminator).
+		// Resize and try again.
+		if n > b.Cap() {
+			b.ResizeTo(n)
+			continue
+		}
+		// If the buffer is large enough, n will be the size not including the null terminator.
+		// Convert to a Go string and return.
+		return b.String(), nil
+	}
+}

vendor/github.com/Microsoft/go-winio/internal/fs/security.go

@@ -0,0 +1,12 @@
+package fs
+
+// https://learn.microsoft.com/en-us/windows/win32/api/winnt/ne-winnt-security_impersonation_level
+type SecurityImpersonationLevel int32 // C default enums underlying type is `int`, which is Go `int32`
+
+// Impersonation levels
+const (
+	SecurityAnonymous      SecurityImpersonationLevel = 0
+	SecurityIdentification SecurityImpersonationLevel = 1
+	SecurityImpersonation  SecurityImpersonationLevel = 2
+	SecurityDelegation     SecurityImpersonationLevel = 3
+)

vendor/github.com/Microsoft/go-winio/internal/fs/zsyscall_windows.go

@@ -0,0 +1,64 @@
+//go:build windows
+
+// Code generated by 'go generate' using "github.com/Microsoft/go-winio/tools/mkwinsyscall"; DO NOT EDIT.
+
+package fs
+
+import (
+	"syscall"
+	"unsafe"
+
+	"golang.org/x/sys/windows"
+)
+
+var _ unsafe.Pointer
+
+// Do the interface allocations only once for common
+// Errno values.
+const (
+	errnoERROR_IO_PENDING = 997
+)
+
+var (
+	errERROR_IO_PENDING error = syscall.Errno(errnoERROR_IO_PENDING)
+	errERROR_EINVAL     error = syscall.EINVAL
+)
+
+// errnoErr returns common boxed Errno values, to prevent
+// allocations at runtime.
+func errnoErr(e syscall.Errno) error {
+	switch e {
+	case 0:
+		return errERROR_EINVAL
+	case errnoERROR_IO_PENDING:
+		return errERROR_IO_PENDING
+	}
+	// TODO: add more here, after collecting data on the common
+	// error values see on Windows. (perhaps when running
+	// all.bat?)
+	return e
+}
+
+var (
+	modkernel32 = windows.NewLazySystemDLL("kernel32.dll")
+
+	procCreateFileW = modkernel32.NewProc("CreateFileW")
+)
+
+func CreateFile(name string, access AccessMask, mode FileShareMode, sa *syscall.SecurityAttributes, createmode FileCreationDisposition, attrs FileFlagOrAttribute, templatefile windows.Handle) (handle windows.Handle, err error) {
+	var _p0 *uint16
+	_p0, err = syscall.UTF16PtrFromString(name)
+	if err != nil {
+		return
+	}
+	return _CreateFile(_p0, access, mode, sa, createmode, attrs, templatefile)
+}
+
+func _CreateFile(name *uint16, access AccessMask, mode FileShareMode, sa *syscall.SecurityAttributes, createmode FileCreationDisposition, attrs FileFlagOrAttribute, templatefile windows.Handle) (handle windows.Handle, err error) {
+	r0, _, e1 := syscall.Syscall9(procCreateFileW.Addr(), 7, uintptr(unsafe.Pointer(name)), uintptr(access), uintptr(mode), uintptr(unsafe.Pointer(sa)), uintptr(createmode), uintptr(attrs), uintptr(templatefile), 0, 0)
+	handle = windows.Handle(r0)
+	if handle == windows.InvalidHandle {
+		err = errnoErr(e1)
+	}
+	return
+}

vendor/github.com/Microsoft/go-winio/internal/socket/socket.go

@@ -100,8 +100,8 @@ func (f *runtimeFunc) Load() error {
 			(*byte)(unsafe.Pointer(&f.addr)),
 			uint32(unsafe.Sizeof(f.addr)),
 			&n,
-			nil, //overlapped
-			0,   //completionRoutine
+			nil, // overlapped
+			0,   // completionRoutine
 		)
 	})
 	return f.err

vendor/github.com/Microsoft/go-winio/internal/stringbuffer/wstring.go

@@ -0,0 +1,132 @@
+package stringbuffer
+
+import (
+	"sync"
+	"unicode/utf16"
+)
+
+// TODO: worth exporting and using in mkwinsyscall?
+
+// Uint16BufferSize is the buffer size in the pool, chosen somewhat arbitrarily to accommodate
+// large path strings:
+// MAX_PATH (260) + size of volume GUID prefix (49) + null terminator = 310.
+const MinWStringCap = 310
+
+// use *[]uint16 since []uint16 creates an extra allocation where the slice header
+// is copied to heap and then referenced via pointer in the interface header that sync.Pool
+// stores.
+var pathPool = sync.Pool{ // if go1.18+ adds Pool[T], use that to store []uint16 directly
+	New: func() interface{} {
+		b := make([]uint16, MinWStringCap)
+		return &b
+	},
+}
+
+func newBuffer() []uint16 { return *(pathPool.Get().(*[]uint16)) }
+
+// freeBuffer copies the slice header data, and puts a pointer to that in the pool.
+// This avoids taking a pointer to the slice header in WString, which can be set to nil.
+func freeBuffer(b []uint16) { pathPool.Put(&b) }
+
+// WString is a wide string buffer ([]uint16) meant for storing UTF-16 encoded strings
+// for interacting with Win32 APIs.
+// Sizes are specified as uint32 and not int.
+//
+// It is not thread safe.
+type WString struct {
+	// type-def allows casting to []uint16 directly, use struct to prevent that and allow adding fields in the future.
+
+	// raw buffer
+	b []uint16
+}
+
+// NewWString returns a [WString] allocated from a shared pool with an
+// initial capacity of at least [MinWStringCap].
+// Since the buffer may have been previously used, its contents are not guaranteed to be empty.
+//
+// The buffer should be freed via [WString.Free]
+func NewWString() *WString {
+	return &WString{
+		b: newBuffer(),
+	}
+}
+
+func (b *WString) Free() {
+	if b.empty() {
+		return
+	}
+	freeBuffer(b.b)
+	b.b = nil
+}
+
+// ResizeTo grows the buffer to at least c and returns the new capacity, freeing the
+// previous buffer back into pool.
+func (b *WString) ResizeTo(c uint32) uint32 {
+	// allready sufficient (or n is 0)
+	if c <= b.Cap() {
+		return b.Cap()
+	}
+
+	if c <= MinWStringCap {
+		c = MinWStringCap
+	}
+	// allocate at-least double buffer size, as is done in [bytes.Buffer] and other places
+	if c <= 2*b.Cap() {
+		c = 2 * b.Cap()
+	}
+
+	b2 := make([]uint16, c)
+	if !b.empty() {
+		copy(b2, b.b)
+		freeBuffer(b.b)
+	}
+	b.b = b2
+	return c
+}
+
+// Buffer returns the underlying []uint16 buffer.
+func (b *WString) Buffer() []uint16 {
+	if b.empty() {
+		return nil
+	}
+	return b.b
+}
+
+// Pointer returns a pointer to the first uint16 in the buffer.
+// If the [WString.Free] has already been called, the pointer will be nil.
+func (b *WString) Pointer() *uint16 {
+	if b.empty() {
+		return nil
+	}
+	return &b.b[0]
+}
+
+// String returns the returns the UTF-8 encoding of the UTF-16 string in the buffer.
+//
+// It assumes that the data is null-terminated.
+func (b *WString) String() string {
+	// Using [windows.UTF16ToString] would require importing "golang.org/x/sys/windows"
+	// and would make this code Windows-only, which makes no sense.
+	// So copy UTF16ToString code into here.
+	// If other windows-specific code is added, switch to [windows.UTF16ToString]
+
+	s := b.b
+	for i, v := range s {
+		if v == 0 {
+			s = s[:i]
+			break
+		}
+	}
+	return string(utf16.Decode(s))
+}
+
+// Cap returns the underlying buffer capacity.
+func (b *WString) Cap() uint32 {
+	if b.empty() {
+		return 0
+	}
+	return b.cap()
+}
+
+func (b *WString) cap() uint32 { return uint32(cap(b.b)) }
+func (b *WString) empty() bool { return b == nil || b.cap() == 0 }

vendor/github.com/Microsoft/go-winio/pipe.go

@@ -16,11 +16,12 @@ import (
 	"unsafe"
 
 	"golang.org/x/sys/windows"
+
+	"github.com/Microsoft/go-winio/internal/fs"
 )
 
 //sys connectNamedPipe(pipe syscall.Handle, o *syscall.Overlapped) (err error) = ConnectNamedPipe
 //sys createNamedPipe(name string, flags uint32, pipeMode uint32, maxInstances uint32, outSize uint32, inSize uint32, defaultTimeout uint32, sa *syscall.SecurityAttributes) (handle syscall.Handle, err error)  [failretval==syscall.InvalidHandle] = CreateNamedPipeW
-//sys createFile(name string, access uint32, mode uint32, sa *syscall.SecurityAttributes, createmode uint32, attrs uint32, templatefile syscall.Handle) (handle syscall.Handle, err error) [failretval==syscall.InvalidHandle] = CreateFileW
 //sys getNamedPipeInfo(pipe syscall.Handle, flags *uint32, outSize *uint32, inSize *uint32, maxInstances *uint32) (err error) = GetNamedPipeInfo
 //sys getNamedPipeHandleState(pipe syscall.Handle, state *uint32, curInstances *uint32, maxCollectionCount *uint32, collectDataTimeout *uint32, userName *uint16, maxUserNameSize uint32) (err error) = GetNamedPipeHandleStateW
 //sys localAlloc(uFlags uint32, length uint32) (ptr uintptr) = LocalAlloc
@@ -163,19 +164,21 @@ func (s pipeAddress) String() string {
 }
 
 // tryDialPipe attempts to dial the pipe at `path` until `ctx` cancellation or timeout.
-func tryDialPipe(ctx context.Context, path *string, access uint32) (syscall.Handle, error) {
+func tryDialPipe(ctx context.Context, path *string, access fs.AccessMask) (syscall.Handle, error) {
 	for {
 		select {
 		case <-ctx.Done():
 			return syscall.Handle(0), ctx.Err()
 		default:
-			h, err := createFile(*path,
+			wh, err := fs.CreateFile(*path,
 				access,
-				0,
-				nil,
-				syscall.OPEN_EXISTING,
-				windows.FILE_FLAG_OVERLAPPED|windows.SECURITY_SQOS_PRESENT|windows.SECURITY_ANONYMOUS,
-				0)
+				0,   // mode
+				nil, // security attributes
+				fs.OPEN_EXISTING,
+				fs.FILE_FLAG_OVERLAPPED|fs.SECURITY_SQOS_PRESENT|fs.SECURITY_ANONYMOUS,
+				0, // template file handle
+			)
+			h := syscall.Handle(wh)
 			if err == nil {
 				return h, nil
 			}
@@ -219,7 +222,7 @@ func DialPipeContext(ctx context.Context, path string) (net.Conn, error) {
 func DialPipeAccess(ctx context.Context, path string, access uint32) (net.Conn, error) {
 	var err error
 	var h syscall.Handle
-	h, err = tryDialPipe(ctx, &path, access)
+	h, err = tryDialPipe(ctx, &path, fs.AccessMask(access))
 	if err != nil {
 		return nil, err
 	}
@@ -279,6 +282,7 @@ func makeServerPipeHandle(path string, sd []byte, c *PipeConfig, first bool) (sy
 	}
 	defer localFree(ntPath.Buffer)
 	oa.ObjectName = &ntPath
+	oa.Attributes = windows.OBJ_CASE_INSENSITIVE
 
 	// The security descriptor is only needed for the first pipe.
 	if first {

vendor/github.com/Microsoft/go-winio/tools/mkwinsyscall/mkwinsyscall.go

@@ -477,15 +477,14 @@ func newFn(s string) (*Fn, error) {
 		return nil, errors.New("Could not extract dll name from \"" + f.src + "\"")
 	}
 	s = trim(s[1:])
-	a := strings.Split(s, ".")
-	switch len(a) {
-	case 1:
-		f.dllfuncname = a[0]
-	case 2:
-		f.dllname = a[0]
-		f.dllfuncname = a[1]
-	default:
-		return nil, errors.New("Could not extract dll name from \"" + f.src + "\"")
+	if i := strings.LastIndex(s, "."); i >= 0 {
+		f.dllname = s[:i]
+		f.dllfuncname = s[i+1:]
+	} else {
+		f.dllfuncname = s
+	}
+	if f.dllfuncname == "" {
+		return nil, fmt.Errorf("function name is not specified in %q", s)
 	}
 	if n := f.dllfuncname; endsIn(n, '?') {
 		f.dllfuncname = n[:len(n)-1]
@@ -502,7 +501,23 @@ func (f *Fn) DLLName() string {
 	return f.dllname
 }
 
-// DLLName returns DLL function name for function f.
+// DLLVar returns a valid Go identifier that represents DLLName.
+func (f *Fn) DLLVar() string {
+	id := strings.Map(func(r rune) rune {
+		switch r {
+		case '.', '-':
+			return '_'
+		default:
+			return r
+		}
+	}, f.DLLName())
+	if !token.IsIdentifier(id) {
+		panic(fmt.Errorf("could not create Go identifier for DLLName %q", f.DLLName()))
+	}
+	return id
+}
+
+// DLLFuncName returns DLL function name for function f.
 func (f *Fn) DLLFuncName() string {
 	if f.dllfuncname == "" {
 		return f.Name
@@ -648,6 +663,13 @@ func (f *Fn) HelperName() string {
 	return "_" + f.Name
 }
 
+// DLL is a DLL's filename and a string that is valid in a Go identifier that should be used when
+// naming a variable that refers to the DLL.
+type DLL struct {
+	Name string
+	Var  string
+}
+
 // Source files and functions.
 type Source struct {
 	Funcs           []*Fn
@@ -697,18 +719,20 @@ func ParseFiles(fs []string) (*Source, error) {
 }
 
 // DLLs return dll names for a source set src.
-func (src *Source) DLLs() []string {
+func (src *Source) DLLs() []DLL {
 	uniq := make(map[string]bool)
-	r := make([]string, 0)
+	r := make([]DLL, 0)
 	for _, f := range src.Funcs {
-		name := f.DLLName()
-		if _, found := uniq[name]; !found {
-			uniq[name] = true
-			r = append(r, name)
+		id := f.DLLVar()
+		if _, found := uniq[id]; !found {
+			uniq[id] = true
+			r = append(r, DLL{f.DLLName(), id})
 		}
 	}
 	if *sortdecls {
-		sort.Strings(r)
+		sort.Slice(r, func(i, j int) bool {
+			return r[i].Var < r[j].Var
+		})
 	}
 	return r
 }
@@ -878,6 +902,22 @@ func (src *Source) Generate(w io.Writer) error {
 	return nil
 }
 
+func writeTempSourceFile(data []byte) (string, error) {
+	f, err := os.CreateTemp("", "mkwinsyscall-generated-*.go")
+	if err != nil {
+		return "", err
+	}
+	_, err = f.Write(data)
+	if closeErr := f.Close(); err == nil {
+		err = closeErr
+	}
+	if err != nil {
+		os.Remove(f.Name()) // best effort
+		return "", err
+	}
+	return f.Name(), nil
+}
+
 func usage() {
 	fmt.Fprintf(os.Stderr, "usage: mkwinsyscall [flags] [path ...]\n")
 	flag.PrintDefaults()
@@ -904,7 +944,12 @@ func main() {
 
 	data, err := format.Source(buf.Bytes())
 	if err != nil {
-		log.Fatal(err)
+		log.Printf("failed to format source: %v", err)
+		f, err := writeTempSourceFile(buf.Bytes())
+		if err != nil {
+			log.Fatalf("failed to write unformatted source to file: %v", err)
+		}
+		log.Fatalf("for diagnosis, wrote unformatted source to %v", f)
 	}
 	if *filename == "" {
 		_, err = os.Stdout.Write(data)
@@ -970,10 +1015,10 @@ var (
 
 {{/* help functions */}}
 
-{{define "dlls"}}{{range .DLLs}}	mod{{.}} = {{newlazydll .}}
+{{define "dlls"}}{{range .DLLs}}	mod{{.Var}} = {{newlazydll .Name}}
 {{end}}{{end}}
 
-{{define "funcnames"}}{{range .DLLFuncNames}}	proc{{.DLLFuncName}} = mod{{.DLLName}}.NewProc("{{.DLLFuncName}}")
+{{define "funcnames"}}{{range .DLLFuncNames}}	proc{{.DLLFuncName}} = mod{{.DLLVar}}.NewProc("{{.DLLFuncName}}")
 {{end}}{{end}}
 
 {{define "helperbody"}}

vendor/github.com/Microsoft/go-winio/zsyscall_windows.go

@@ -63,7 +63,6 @@ var (
 	procBackupWrite                                          = modkernel32.NewProc("BackupWrite")
 	procCancelIoEx                                           = modkernel32.NewProc("CancelIoEx")
 	procConnectNamedPipe                                     = modkernel32.NewProc("ConnectNamedPipe")
-	procCreateFileW                                          = modkernel32.NewProc("CreateFileW")
 	procCreateIoCompletionPort                               = modkernel32.NewProc("CreateIoCompletionPort")
 	procCreateNamedPipeW                                     = modkernel32.NewProc("CreateNamedPipeW")
 	procGetCurrentThread                                     = modkernel32.NewProc("GetCurrentThread")
@@ -305,24 +304,6 @@ func connectNamedPipe(pipe syscall.Handle, o *syscall.Overlapped) (err error) {
 	return
 }
 
-func createFile(name string, access uint32, mode uint32, sa *syscall.SecurityAttributes, createmode uint32, attrs uint32, templatefile syscall.Handle) (handle syscall.Handle, err error) {
-	var _p0 *uint16
-	_p0, err = syscall.UTF16PtrFromString(name)
-	if err != nil {
-		return
-	}
-	return _createFile(_p0, access, mode, sa, createmode, attrs, templatefile)
-}
-
-func _createFile(name *uint16, access uint32, mode uint32, sa *syscall.SecurityAttributes, createmode uint32, attrs uint32, templatefile syscall.Handle) (handle syscall.Handle, err error) {
-	r0, _, e1 := syscall.Syscall9(procCreateFileW.Addr(), 7, uintptr(unsafe.Pointer(name)), uintptr(access), uintptr(mode), uintptr(unsafe.Pointer(sa)), uintptr(createmode), uintptr(attrs), uintptr(templatefile), 0, 0)
-	handle = syscall.Handle(r0)
-	if handle == syscall.InvalidHandle {
-		err = errnoErr(e1)
-	}
-	return
-}
-
 func createIoCompletionPort(file syscall.Handle, port syscall.Handle, key uintptr, threadCount uint32) (newport syscall.Handle, err error) {
 	r0, _, e1 := syscall.Syscall6(procCreateIoCompletionPort.Addr(), 4, uintptr(file), uintptr(port), uintptr(key), uintptr(threadCount), 0, 0)
 	newport = syscall.Handle(r0)

vendor/github.com/docker/cli/cli/config/configfile/file.go

@@ -37,7 +37,6 @@ type ConfigFile struct {
 	PruneFilters         []string                     `json:"pruneFilters,omitempty"`
 	Proxies              map[string]ProxyConfig       `json:"proxies,omitempty"`
 	Experimental         string                       `json:"experimental,omitempty"`
-	StackOrchestrator    string                       `json:"stackOrchestrator,omitempty"` // Deprecated: swarm is now the default orchestrator, and this option is ignored.
 	CurrentContext       string                       `json:"currentContext,omitempty"`
 	CLIPluginsExtraDirs  []string                     `json:"cliPluginsExtraDirs,omitempty"`
 	Plugins              map[string]map[string]string `json:"plugins,omitempty"`

vendor/github.com/docker/docker/AUTHORS

@@ -29,6 +29,7 @@ Adam Pointer <adam.pointer@skybettingandgaming.com>
 Adam Singer <financeCoding@gmail.com>
 Adam Walz <adam@adamwalz.net>
 Adam Williams <awilliams@mirantis.com>
+AdamKorcz <adam@adalogics.com>
 Addam Hardy <addam.hardy@gmail.com>
 Aditi Rajagopal <arajagopal@us.ibm.com>
 Aditya <aditya@netroy.in>
@@ -81,6 +82,7 @@ Alex Goodman <wagoodman@gmail.com>
 Alex Nordlund <alexander.nordlund@nasdaq.com>
 Alex Olshansky <i@creagenics.com>
 Alex Samorukov <samm@os2.kiev.ua>
+Alex Stockinger <alex@atomicjar.com>
 Alex Warhawk <ax.warhawk@gmail.com>
 Alexander Artemenko <svetlyak.40wt@gmail.com>
 Alexander Boyd <alex@opengroove.org>
@@ -198,6 +200,7 @@ Anusha Ragunathan <anusha.ragunathan@docker.com>
 Anyu Wang <wanganyu@outlook.com>
 apocas <petermdias@gmail.com>
 Arash Deshmeh <adeshmeh@ca.ibm.com>
+arcosx <arcosx@outlook.com>
 ArikaChen <eaglesora@gmail.com>
 Arko Dasgupta <arko@tetrate.io>
 Arnaud Lefebvre <a.lefebvre@outlook.fr>
@@ -241,6 +244,7 @@ Benjamin Atkin <ben@benatkin.com>
 Benjamin Baker <Benjamin.baker@utexas.edu>
 Benjamin Boudreau <boudreau.benjamin@gmail.com>
 Benjamin Böhmke <benjamin@boehmke.net>
+Benjamin Wang <wachao@vmware.com>
 Benjamin Yolken <yolken@stripe.com>
 Benny Ng <benny.tpng@gmail.com>
 Benoit Chesneau <bchesneau@gmail.com>
@@ -634,6 +638,7 @@ Eng Zer Jun <engzerjun@gmail.com>
 Enguerran <engcolson@gmail.com>
 Eohyung Lee <liquidnuker@gmail.com>
 epeterso <epeterson@breakpoint-labs.com>
+er0k <er0k@er0k.net>
 Eric Barch <barch@tomesoftware.com>
 Eric Curtin <ericcurtin17@gmail.com>
 Eric G. Noriega <enoriega@vizuri.com>
@@ -754,6 +759,7 @@ Félix Baylac-Jacqué <baylac.felix@gmail.com>
 Félix Cantournet <felix.cantournet@cloudwatt.com>
 Gabe Rosenhouse <gabe@missionst.com>
 Gabor Nagy <mail@aigeruth.hu>
+Gabriel Adrian Samfira <gsamfira@cloudbasesolutions.com>
 Gabriel Goller <gabrielgoller123@gmail.com>
 Gabriel L. Somlo <gsomlo@gmail.com>
 Gabriel Linder <linder.gabriel@gmail.com>
@@ -855,6 +861,7 @@ Hongbin Lu <hongbin034@gmail.com>
 Hongxu Jia <hongxu.jia@windriver.com>
 Honza Pokorny <me@honza.ca>
 Hsing-Hui Hsu <hsinghui@amazon.com>
+Hsing-Yu (David) Chen <davidhsingyuchen@gmail.com>
 hsinko <21551195@zju.edu.cn>
 Hu Keping <hukeping@huawei.com>
 Hu Tao <hutao@cn.fujitsu.com>
@@ -887,6 +894,7 @@ Igor Dolzhikov <bluesriverz@gmail.com>
 Igor Karpovich <i.karpovich@currencysolutions.com>
 Iliana Weller <iweller@amazon.com>
 Ilkka Laukkanen <ilkka@ilkka.io>
+Illia Antypenko <ilya@antipenko.pp.ua>
 Illo Abdulrahim <abdulrahim.illo@nokia.com>
 Ilya Dmitrichenko <errordeveloper@gmail.com>
 Ilya Gusev <mail@igusev.ru>
@@ -938,6 +946,7 @@ Jamie Hannaford <jamie@limetree.org>
 Jamshid Afshar <jafshar@yahoo.com>
 Jan Breig <git@pygos.space>
 Jan Chren <dev.rindeal@gmail.com>
+Jan Garcia <github-public@n-garcia.com>
 Jan Götte <jaseg@jaseg.net>
 Jan Keromnes <janx@linux.com>
 Jan Koprowski <jan.koprowski@gmail.com>
@@ -1206,6 +1215,7 @@ Kimbro Staken <kstaken@kstaken.com>
 Kir Kolyshkin <kolyshkin@gmail.com>
 Kiran Gangadharan <kiran.daredevil@gmail.com>
 Kirill SIbirev <l0kix2@gmail.com>
+Kirk Easterson <kirk.easterson@gmail.com>
 knappe <tyler.knappe@gmail.com>
 Kohei Tsuruta <coheyxyz@gmail.com>
 Koichi Shiraishi <k@zchee.io>
@@ -1240,10 +1250,12 @@ Lars Kellogg-Stedman <lars@redhat.com>
 Lars R. Damerow <lars@pixar.com>
 Lars-Magnus Skog <ralphtheninja@riseup.net>
 Laszlo Meszaros <lacienator@gmail.com>
+Laura Brehm <laurabrehm@hey.com>
 Laura Frank <ljfrank@gmail.com>
 Laurent Bernaille <laurent.bernaille@datadoghq.com>
 Laurent Erignoux <lerignoux@gmail.com>
 Laurie Voss <github@seldo.com>
+Leandro Motta Barros <lmb@stackedboxes.org>
 Leandro Siqueira <leandro.siqueira@gmail.com>
 Lee Calcote <leecalcote@gmail.com>
 Lee Chao <932819864@qq.com>
@@ -1563,6 +1575,7 @@ Nick Neisen <nwneisen@gmail.com>
 Nick Parker <nikaios@gmail.com>
 Nick Payne <nick@kurai.co.uk>
 Nick Russo <nicholasjamesrusso@gmail.com>
+Nick Santos <nick.santos@docker.com>
 Nick Stenning <nick.stenning@digital.cabinet-office.gov.uk>
 Nick Stinemates <nick@stinemates.org>
 Nick Wood <nwood@microsoft.com>
@@ -1584,6 +1597,7 @@ NikolaMandic <mn080202@gmail.com>
 Nikolas Garofil <nikolas.garofil@uantwerpen.be>
 Nikolay Edigaryev <edigaryev@gmail.com>
 Nikolay Milovanov <nmil@itransformers.net>
+ningmingxiao <ning.mingxiao@zte.com.cn>
 Nirmal Mehta <nirmalkmehta@gmail.com>
 Nishant Totla <nishanttotla@gmail.com>
 NIWA Hideyuki <niwa.niwa@nifty.ne.jp>
@@ -1615,6 +1629,7 @@ Omri Shiv <Omri.Shiv@teradata.com>
 Onur Filiz <onur.filiz@microsoft.com>
 Oriol Francès <oriolfa@gmail.com>
 Oscar Bonilla <6f6231@gmail.com>
+oscar.chen <2972789494@qq.com>
 Oskar Niburski <oskarniburski@gmail.com>
 Otto Kekäläinen <otto@seravo.fi>
 Ouyang Liduo <oyld0210@163.com>
@@ -1822,6 +1837,7 @@ Rory Hunter <roryhunter2@gmail.com>
 Rory McCune <raesene@gmail.com>
 Ross Boucher <rboucher@gmail.com>
 Rovanion Luckey <rovanion.luckey@gmail.com>
+Roy Reznik <roy@wiz.io>
 Royce Remer <royceremer@gmail.com>
 Rozhnov Alexandr <nox73@ya.ru>
 Rudolph Gottesheim <r.gottesheim@loot.at>
@@ -2271,6 +2287,7 @@ Xiaoyu Zhang <zhang.xiaoyu33@zte.com.cn>
 xichengliudui <1693291525@qq.com>
 xiekeyang <xiekeyang@huawei.com>
 Ximo Guanter Gonzálbez <joaquin.guantergonzalbez@telefonica.com>
+xin.li <xin.li@daocloud.io>
 Xinbo Weng <xihuanbo_0521@zju.edu.cn>
 Xinfeng Liu <xinfeng.liu@gmail.com>
 Xinzi Zhou <imdreamrunner@gmail.com>
@@ -2282,6 +2299,7 @@ Yahya <ya7yaz@gmail.com>
 yalpul <yalpul@gmail.com>
 YAMADA Tsuyoshi <tyamada@minimum2scp.org>
 Yamasaki Masahide <masahide.y@gmail.com>
+Yamazaki Masashi <masi19bw@gmail.com>
 Yan Feng <yanfeng2@huawei.com>
 Yan Zhu <yanzhu@alauda.io>
 Yang Bai <hamo.by@gmail.com>

vendor/github.com/docker/docker/pkg/homedir/homedir_linux.go

@@ -64,13 +64,14 @@ func stick(f string) error {
 
 // GetDataHome returns XDG_DATA_HOME.
 // GetDataHome returns $HOME/.local/share and nil error if XDG_DATA_HOME is not set.
+// If HOME and XDG_DATA_HOME are not set, getpwent(3) is consulted to determine the users home directory.
 //
 // See also https://standards.freedesktop.org/basedir-spec/latest/ar01s03.html
 func GetDataHome() (string, error) {
 	if xdgDataHome := os.Getenv("XDG_DATA_HOME"); xdgDataHome != "" {
 		return xdgDataHome, nil
 	}
-	home := os.Getenv("HOME")
+	home := Get()
 	if home == "" {
 		return "", errors.New("could not get either XDG_DATA_HOME or HOME")
 	}
@@ -79,13 +80,14 @@ func GetDataHome() (string, error) {
 
 // GetConfigHome returns XDG_CONFIG_HOME.
 // GetConfigHome returns $HOME/.config and nil error if XDG_CONFIG_HOME is not set.
+// If HOME and XDG_CONFIG_HOME are not set, getpwent(3) is consulted to determine the users home directory.
 //
 // See also https://standards.freedesktop.org/basedir-spec/latest/ar01s03.html
 func GetConfigHome() (string, error) {
 	if xdgConfigHome := os.Getenv("XDG_CONFIG_HOME"); xdgConfigHome != "" {
 		return xdgConfigHome, nil
 	}
-	home := os.Getenv("HOME")
+	home := Get()
 	if home == "" {
 		return "", errors.New("could not get either XDG_CONFIG_HOME or HOME")
 	}
@@ -93,8 +95,9 @@ func GetConfigHome() (string, error) {
 }
 
 // GetLibHome returns $HOME/.local/lib
+// If HOME is not set, getpwent(3) is consulted to determine the users home directory.
 func GetLibHome() (string, error) {
-	home := os.Getenv("HOME")
+	home := Get()
 	if home == "" {
 		return "", errors.New("could not get HOME")
 	}

vendor/github.com/klauspost/compress/README.md

@@ -16,6 +16,15 @@ This package provides various compression algorithms.
 
 # changelog
 
+* Apr 5, 2023 - [v1.16.4](https://github.com/klauspost/compress/releases/tag/v1.16.4)
+	* zstd: Improve zstd best efficiency by @greatroar and @klauspost in https://github.com/klauspost/compress/pull/784
+	* zstd: Respect WithAllLitEntropyCompression https://github.com/klauspost/compress/pull/792
+	* zstd: Fix amd64 not always detecting corrupt data https://github.com/klauspost/compress/pull/785
+	* zstd: Various minor improvements by @greatroar in https://github.com/klauspost/compress/pull/788 https://github.com/klauspost/compress/pull/794 https://github.com/klauspost/compress/pull/795
+	* s2: Fix huge block overflow https://github.com/klauspost/compress/pull/779
+	* s2: Allow CustomEncoder fallback https://github.com/klauspost/compress/pull/780
+	* gzhttp: Suppport ResponseWriter Unwrap() in gzhttp handler by @jgimenez in https://github.com/klauspost/compress/pull/799
+
 * Mar 13, 2023 - [v1.16.1](https://github.com/klauspost/compress/releases/tag/v1.16.1)
 	* zstd: Speed up + improve best encoder by @greatroar in https://github.com/klauspost/compress/pull/776
 	* gzhttp: Add optional [BREACH mitigation](https://github.com/klauspost/compress/tree/master/gzhttp#breach-mitigation). https://github.com/klauspost/compress/pull/762 https://github.com/klauspost/compress/pull/768 https://github.com/klauspost/compress/pull/769 https://github.com/klauspost/compress/pull/770 https://github.com/klauspost/compress/pull/767
@@ -615,6 +624,8 @@ Here are other packages of good quality and pure Go (no cgo wrappers or autoconv
 * [github.com/pierrec/lz4](https://github.com/pierrec/lz4) - strong multithreaded LZ4 compression.
 * [github.com/cosnicolaou/pbzip2](https://github.com/cosnicolaou/pbzip2) - multithreaded bzip2 decompression.
 * [github.com/dsnet/compress](https://github.com/dsnet/compress) - brotli decompression, bzip2 writer.
+* [github.com/ronanh/intcomp](https://github.com/ronanh/intcomp) - Integer compression.
+* [github.com/spenczar/fpc](https://github.com/spenczar/fpc) - Float compression.
 
 # license
 

vendor/github.com/klauspost/compress/zstd/blockenc.go

@@ -473,7 +473,7 @@ func (b *blockEnc) encode(org []byte, raw, rawAllLits bool) error {
 		return b.encodeLits(b.literals, rawAllLits)
 	}
 	// We want some difference to at least account for the headers.
-	saved := b.size - len(b.literals) - (b.size >> 5)
+	saved := b.size - len(b.literals) - (b.size >> 6)
 	if saved < 16 {
 		if org == nil {
 			return errIncompressible
@@ -779,10 +779,13 @@ func (b *blockEnc) encode(org []byte, raw, rawAllLits bool) error {
 	}
 	b.output = wr.out
 
+	// Maybe even add a bigger margin.
 	if len(b.output)-3-bhOffset >= b.size {
-		// Maybe even add a bigger margin.
+		// Discard and encode as raw block.
+		b.output = b.encodeRawTo(b.output[:bhOffset], org)
+		b.popOffsets()
 		b.litEnc.Reuse = huff0.ReusePolicyNone
-		return errIncompressible
+		return nil
 	}
 
 	// Size is output minus block header.

vendor/github.com/klauspost/compress/zstd/bytebuf.go

@@ -109,7 +109,7 @@ func (r *readerWrapper) readBig(n int, dst []byte) ([]byte, error) {
 }
 
 func (r *readerWrapper) readByte() (byte, error) {
-	n2, err := r.r.Read(r.tmp[:1])
+	n2, err := io.ReadFull(r.r, r.tmp[:1])
 	if err != nil {
 		if err == io.EOF {
 			err = io.ErrUnexpectedEOF

vendor/github.com/klauspost/compress/zstd/decoder.go

@@ -455,12 +455,7 @@ func (d *Decoder) nextBlock(blocking bool) (ok bool) {
 	}
 
 	if len(next.b) > 0 {
-		n, err := d.current.crc.Write(next.b)
-		if err == nil {
-			if n != len(next.b) {
-				d.current.err = io.ErrShortWrite
-			}
-		}
+		d.current.crc.Write(next.b)
 	}
 	if next.err == nil && next.d != nil && next.d.hasCRC {
 		got := uint32(d.current.crc.Sum64())

vendor/github.com/klauspost/compress/zstd/enc_best.go

@@ -34,7 +34,7 @@ type match struct {
 	est    int32
 }
 
-const highScore = 25000
+const highScore = maxMatchLen * 8
 
 // estBits will estimate output bits from predefined tables.
 func (m *match) estBits(bitsPerByte int32) {
@@ -159,7 +159,6 @@ func (e *bestFastEncoder) Encode(blk *blockEnc, src []byte) {
 
 	// nextEmit is where in src the next emitLiteral should start from.
 	nextEmit := s
-	cv := load6432(src, s)
 
 	// Relative offsets
 	offset1 := int32(blk.recentOffsets[0])
@@ -173,7 +172,6 @@ func (e *bestFastEncoder) Encode(blk *blockEnc, src []byte) {
 		blk.literals = append(blk.literals, src[nextEmit:until]...)
 		s.litLen = uint32(until - nextEmit)
 	}
-	_ = addLiterals
 
 	if debugEncoder {
 		println("recent offsets:", blk.recentOffsets)
@@ -188,7 +186,9 @@ encodeLoop:
 			panic("offset0 was 0")
 		}
 
-		const goodEnough = 100
+		const goodEnough = 250
+
+		cv := load6432(src, s)
 
 		nextHashL := hashLen(cv, bestLongTableBits, bestLongLen)
 		nextHashS := hashLen(cv, bestShortTableBits, bestShortLen)
@@ -201,11 +201,45 @@ encodeLoop:
 				return
 			}
 			if debugAsserts {
+				if offset <= 0 {
+					panic(offset)
+				}
 				if !bytes.Equal(src[s:s+4], src[offset:offset+4]) {
 					panic(fmt.Sprintf("first match mismatch: %v != %v, first: %08x", src[s:s+4], src[offset:offset+4], first))
 				}
 			}
-			cand := match{offset: offset, s: s, length: 4 + e.matchlen(s+4, offset+4, src), rep: rep}
+			// Try to quick reject if we already have a long match.
+			if m.length > 16 {
+				left := len(src) - int(m.s+m.length)
+				// If we are too close to the end, keep as is.
+				if left <= 0 {
+					return
+				}
+				checkLen := m.length - (s - m.s) - 8
+				if left > 2 && checkLen > 4 {
+					// Check 4 bytes, 4 bytes from the end of the current match.
+					a := load3232(src, offset+checkLen)
+					b := load3232(src, s+checkLen)
+					if a != b {
+						return
+					}
+				}
+			}
+			l := 4 + e.matchlen(s+4, offset+4, src)
+			if rep < 0 {
+				// Extend candidate match backwards as far as possible.
+				tMin := s - e.maxMatchOff
+				if tMin < 0 {
+					tMin = 0
+				}
+				for offset > tMin && s > nextEmit && src[offset-1] == src[s-1] && l < maxMatchLength {
+					s--
+					offset--
+					l++
+				}
+			}
+
+			cand := match{offset: offset, s: s, length: l, rep: rep}
 			cand.estBits(bitsPerByte)
 			if m.est >= highScore || cand.est-m.est+(cand.s-m.s)*bitsPerByte>>10 < 0 {
 				*m = cand
@@ -219,17 +253,29 @@ encodeLoop:
 		improve(&best, candidateS.prev-e.cur, s, uint32(cv), -1)
 
 		if canRepeat && best.length < goodEnough {
-			cv32 := uint32(cv >> 8)
-			spp := s + 1
-			improve(&best, spp-offset1, spp, cv32, 1)
-			improve(&best, spp-offset2, spp, cv32, 2)
-			improve(&best, spp-offset3, spp, cv32, 3)
-			if best.length > 0 {
-				cv32 = uint32(cv >> 24)
-				spp += 2
+			if s == nextEmit {
+				// Check repeats straight after a match.
+				improve(&best, s-offset2, s, uint32(cv), 1|4)
+				improve(&best, s-offset3, s, uint32(cv), 2|4)
+				if offset1 > 1 {
+					improve(&best, s-(offset1-1), s, uint32(cv), 3|4)
+				}
+			}
+
+			// If either no match or a non-repeat match, check at + 1
+			if best.rep <= 0 {
+				cv32 := uint32(cv >> 8)
+				spp := s + 1
 				improve(&best, spp-offset1, spp, cv32, 1)
 				improve(&best, spp-offset2, spp, cv32, 2)
 				improve(&best, spp-offset3, spp, cv32, 3)
+				if best.rep < 0 {
+					cv32 = uint32(cv >> 24)
+					spp += 2
+					improve(&best, spp-offset1, spp, cv32, 1)
+					improve(&best, spp-offset2, spp, cv32, 2)
+					improve(&best, spp-offset3, spp, cv32, 3)
+				}
 			}
 		}
 		// Load next and check...
@@ -244,41 +290,44 @@ encodeLoop:
 				if s >= sLimit {
 					break encodeLoop
 				}
-				cv = load6432(src, s)
 				continue
 			}
 
-			s++
 			candidateS = e.table[hashLen(cv>>8, bestShortTableBits, bestShortLen)]
-			cv = load6432(src, s)
-			cv2 := load6432(src, s+1)
+			cv = load6432(src, s+1)
+			cv2 := load6432(src, s+2)
 			candidateL = e.longTable[hashLen(cv, bestLongTableBits, bestLongLen)]
 			candidateL2 := e.longTable[hashLen(cv2, bestLongTableBits, bestLongLen)]
 
 			// Short at s+1
-			improve(&best, candidateS.offset-e.cur, s, uint32(cv), -1)
+			improve(&best, candidateS.offset-e.cur, s+1, uint32(cv), -1)
 			// Long at s+1, s+2
-			improve(&best, candidateL.offset-e.cur, s, uint32(cv), -1)
-			improve(&best, candidateL.prev-e.cur, s, uint32(cv), -1)
-			improve(&best, candidateL2.offset-e.cur, s+1, uint32(cv2), -1)
-			improve(&best, candidateL2.prev-e.cur, s+1, uint32(cv2), -1)
+			improve(&best, candidateL.offset-e.cur, s+1, uint32(cv), -1)
+			improve(&best, candidateL.prev-e.cur, s+1, uint32(cv), -1)
+			improve(&best, candidateL2.offset-e.cur, s+2, uint32(cv2), -1)
+			improve(&best, candidateL2.prev-e.cur, s+2, uint32(cv2), -1)
 			if false {
 				// Short at s+3.
 				// Too often worse...
-				improve(&best, e.table[hashLen(cv2>>8, bestShortTableBits, bestShortLen)].offset-e.cur, s+2, uint32(cv2>>8), -1)
+				improve(&best, e.table[hashLen(cv2>>8, bestShortTableBits, bestShortLen)].offset-e.cur, s+3, uint32(cv2>>8), -1)
 			}
-			// See if we can find a better match by checking where the current best ends.
-			// Use that offset to see if we can find a better full match.
-			if sAt := best.s + best.length; sAt < sLimit {
-				nextHashL := hashLen(load6432(src, sAt), bestLongTableBits, bestLongLen)
-				candidateEnd := e.longTable[nextHashL]
-				// Start check at a fixed offset to allow for a few mismatches.
-				// For this compression level 2 yields the best results.
-				const skipBeginning = 2
-				if pos := candidateEnd.offset - e.cur - best.length + skipBeginning; pos >= 0 {
-					improve(&best, pos, best.s+skipBeginning, load3232(src, best.s+skipBeginning), -1)
-					if pos := candidateEnd.prev - e.cur - best.length + skipBeginning; pos >= 0 {
-						improve(&best, pos, best.s+skipBeginning, load3232(src, best.s+skipBeginning), -1)
+
+			// Start check at a fixed offset to allow for a few mismatches.
+			// For this compression level 2 yields the best results.
+			// We cannot do this if we have already indexed this position.
+			const skipBeginning = 2
+			if best.s > s-skipBeginning {
+				// See if we can find a better match by checking where the current best ends.
+				// Use that offset to see if we can find a better full match.
+				if sAt := best.s + best.length; sAt < sLimit {
+					nextHashL := hashLen(load6432(src, sAt), bestLongTableBits, bestLongLen)
+					candidateEnd := e.longTable[nextHashL]
+
+					if off := candidateEnd.offset - e.cur - best.length + skipBeginning; off >= 0 {
+						improve(&best, off, best.s+skipBeginning, load3232(src, best.s+skipBeginning), -1)
+						if off := candidateEnd.prev - e.cur - best.length + skipBeginning; off >= 0 {
+							improve(&best, off, best.s+skipBeginning, load3232(src, best.s+skipBeginning), -1)
+						}
 					}
 				}
 			}
@@ -292,51 +341,34 @@ encodeLoop:
 
 		// We have a match, we can store the forward value
 		if best.rep > 0 {
-			s = best.s
 			var seq seq
 			seq.matchLen = uint32(best.length - zstdMinMatch)
-
-			// We might be able to match backwards.
-			// Extend as long as we can.
-			start := best.s
-			// We end the search early, so we don't risk 0 literals
-			// and have to do special offset treatment.
-			startLimit := nextEmit + 1
-
-			tMin := s - e.maxMatchOff
-			if tMin < 0 {
-				tMin = 0
+			if debugAsserts && s <= nextEmit {
+				panic("s <= nextEmit")
 			}
-			repIndex := best.offset
-			for repIndex > tMin && start > startLimit && src[repIndex-1] == src[start-1] && seq.matchLen < maxMatchLength-zstdMinMatch-1 {
-				repIndex--
-				start--
-				seq.matchLen++
-			}
-			addLiterals(&seq, start)
+			addLiterals(&seq, best.s)
 
-			// rep 0
-			seq.offset = uint32(best.rep)
+			// Repeat. If bit 4 is set, this is a non-lit repeat.
+			seq.offset = uint32(best.rep & 3)
 			if debugSequences {
 				println("repeat sequence", seq, "next s:", s)
 			}
 			blk.sequences = append(blk.sequences, seq)
 
-			// Index match start+1 (long) -> s - 1
-			index0 := s
+			// Index old s + 1 -> s - 1
+			index0 := s + 1
 			s = best.s + best.length
 
 			nextEmit = s
 			if s >= sLimit {
 				if debugEncoder {
 					println("repeat ended", s, best.length)
-
 				}
 				break encodeLoop
 			}
 			// Index skipped...
 			off := index0 + e.cur
-			for index0 < s-1 {
+			for index0 < s {
 				cv0 := load6432(src, index0)
 				h0 := hashLen(cv0, bestLongTableBits, bestLongLen)
 				h1 := hashLen(cv0, bestShortTableBits, bestShortLen)
@@ -346,17 +378,19 @@ encodeLoop:
 				index0++
 			}
 			switch best.rep {
-			case 2:
+			case 2, 4 | 1:
 				offset1, offset2 = offset2, offset1
-			case 3:
+			case 3, 4 | 2:
 				offset1, offset2, offset3 = offset3, offset1, offset2
+			case 4 | 3:
+				offset1, offset2, offset3 = offset1-1, offset1, offset2
 			}
-			cv = load6432(src, s)
 			continue
 		}
 
 		// A 4-byte match has been found. Update recent offsets.
 		// We'll later see if more than 4 bytes.
+		index0 := s + 1
 		s = best.s
 		t := best.offset
 		offset1, offset2, offset3 = s-t, offset1, offset2
@@ -369,22 +403,9 @@ encodeLoop:
 			panic("invalid offset")
 		}
 
-		// Extend the n-byte match as long as possible.
-		l := best.length
-
-		// Extend backwards
-		tMin := s - e.maxMatchOff
-		if tMin < 0 {
-			tMin = 0
-		}
-		for t > tMin && s > nextEmit && src[t-1] == src[s-1] && l < maxMatchLength {
-			s--
-			t--
-			l++
-		}
-
 		// Write our sequence
 		var seq seq
+		l := best.length
 		seq.litLen = uint32(s - nextEmit)
 		seq.matchLen = uint32(l - zstdMinMatch)
 		if seq.litLen > 0 {
@@ -401,10 +422,8 @@ encodeLoop:
 			break encodeLoop
 		}
 
-		// Index match start+1 (long) -> s - 1
-		index0 := s - l + 1
-		// every entry
-		for index0 < s-1 {
+		// Index old s + 1 -> s - 1
+		for index0 < s {
 			cv0 := load6432(src, index0)
 			h0 := hashLen(cv0, bestLongTableBits, bestLongLen)
 			h1 := hashLen(cv0, bestShortTableBits, bestShortLen)
@@ -413,50 +432,6 @@ encodeLoop:
 			e.table[h1] = prevEntry{offset: off, prev: e.table[h1].offset}
 			index0++
 		}
-
-		cv = load6432(src, s)
-		if !canRepeat {
-			continue
-		}
-
-		// Check offset 2
-		for {
-			o2 := s - offset2
-			if load3232(src, o2) != uint32(cv) {
-				// Do regular search
-				break
-			}
-
-			// Store this, since we have it.
-			nextHashS := hashLen(cv, bestShortTableBits, bestShortLen)
-			nextHashL := hashLen(cv, bestLongTableBits, bestLongLen)
-
-			// We have at least 4 byte match.
-			// No need to check backwards. We come straight from a match
-			l := 4 + e.matchlen(s+4, o2+4, src)
-
-			e.longTable[nextHashL] = prevEntry{offset: s + e.cur, prev: e.longTable[nextHashL].offset}
-			e.table[nextHashS] = prevEntry{offset: s + e.cur, prev: e.table[nextHashS].offset}
-			seq.matchLen = uint32(l) - zstdMinMatch
-			seq.litLen = 0
-
-			// Since litlen is always 0, this is offset 1.
-			seq.offset = 1
-			s += l
-			nextEmit = s
-			if debugSequences {
-				println("sequence", seq, "next s:", s)
-			}
-			blk.sequences = append(blk.sequences, seq)
-
-			// Swap offset 1 and 2.
-			offset1, offset2 = offset2, offset1
-			if s >= sLimit {
-				// Finished
-				break encodeLoop
-			}
-			cv = load6432(src, s)
-		}
 	}
 
 	if int(nextEmit) < len(src) {

vendor/github.com/klauspost/compress/zstd/encoder.go

@@ -277,23 +277,9 @@ func (e *Encoder) nextBlock(final bool) error {
 			s.eofWritten = true
 		}
 
-		err := errIncompressible
-		// If we got the exact same number of literals as input,
-		// assume the literals cannot be compressed.
-		if len(src) != len(blk.literals) || len(src) != e.o.blockSize {
-			err = blk.encode(src, e.o.noEntropy, !e.o.allLitEntropy)
-		}
-		switch err {
-		case errIncompressible:
-			if debugEncoder {
-				println("Storing incompressible block as raw")
-			}
-			blk.encodeRaw(src)
-			// In fast mode, we do not transfer offsets, so we don't have to deal with changing the.
-		case nil:
-		default:
-			s.err = err
-			return err
+		s.err = blk.encode(src, e.o.noEntropy, !e.o.allLitEntropy)
+		if s.err != nil {
+			return s.err
 		}
 		_, s.err = s.w.Write(blk.output)
 		s.nWritten += int64(len(blk.output))
@@ -343,22 +329,8 @@ func (e *Encoder) nextBlock(final bool) error {
 				}
 				s.wWg.Done()
 			}()
-			err := errIncompressible
-			// If we got the exact same number of literals as input,
-			// assume the literals cannot be compressed.
-			if len(src) != len(blk.literals) || len(src) != e.o.blockSize {
-				err = blk.encode(src, e.o.noEntropy, !e.o.allLitEntropy)
-			}
-			switch err {
-			case errIncompressible:
-				if debugEncoder {
-					println("Storing incompressible block as raw")
-				}
-				blk.encodeRaw(src)
-				// In fast mode, we do not transfer offsets, so we don't have to deal with changing the.
-			case nil:
-			default:
-				s.writeErr = err
+			s.writeErr = blk.encode(src, e.o.noEntropy, !e.o.allLitEntropy)
+			if s.writeErr != nil {
 				return
 			}
 			_, s.writeErr = s.w.Write(blk.output)
@@ -568,25 +540,15 @@ func (e *Encoder) EncodeAll(src, dst []byte) []byte {
 
 		// If we got the exact same number of literals as input,
 		// assume the literals cannot be compressed.
-		err := errIncompressible
 		oldout := blk.output
-		if len(blk.literals) != len(src) || len(src) != e.o.blockSize {
-			// Output directly to dst
-			blk.output = dst
-			err = blk.encode(src, e.o.noEntropy, !e.o.allLitEntropy)
-		}
+		// Output directly to dst
+		blk.output = dst
 
-		switch err {
-		case errIncompressible:
-			if debugEncoder {
-				println("Storing incompressible block as raw")
-			}
-			dst = blk.encodeRawTo(dst, src)
-		case nil:
-			dst = blk.output
-		default:
+		err := blk.encode(src, e.o.noEntropy, !e.o.allLitEntropy)
+		if err != nil {
 			panic(err)
 		}
+		dst = blk.output
 		blk.output = oldout
 	} else {
 		enc.Reset(e.o.dict, false)
@@ -605,25 +567,11 @@ func (e *Encoder) EncodeAll(src, dst []byte) []byte {
 			if len(src) == 0 {
 				blk.last = true
 			}
-			err := errIncompressible
-			// If we got the exact same number of literals as input,
-			// assume the literals cannot be compressed.
-			if len(blk.literals) != len(todo) || len(todo) != e.o.blockSize {
-				err = blk.encode(todo, e.o.noEntropy, !e.o.allLitEntropy)
-			}
-
-			switch err {
-			case errIncompressible:
-				if debugEncoder {
-					println("Storing incompressible block as raw")
-				}
-				dst = blk.encodeRawTo(dst, todo)
-				blk.popOffsets()
-			case nil:
-				dst = append(dst, blk.output...)
-			default:
+			err := blk.encode(todo, e.o.noEntropy, !e.o.allLitEntropy)
+			if err != nil {
 				panic(err)
 			}
+			dst = append(dst, blk.output...)
 			blk.reset(nil)
 		}
 	}

vendor/github.com/klauspost/compress/zstd/encoder_options.go

@@ -39,7 +39,7 @@ func (o *encoderOptions) setDefault() {
 		blockSize:     maxCompressedBlockSize,
 		windowSize:    8 << 20,
 		level:         SpeedDefault,
-		allLitEntropy: true,
+		allLitEntropy: false,
 		lowMem:        false,
 	}
 }
@@ -238,7 +238,7 @@ func WithEncoderLevel(l EncoderLevel) EOption {
 			}
 		}
 		if !o.customALEntropy {
-			o.allLitEntropy = l > SpeedFastest
+			o.allLitEntropy = l > SpeedDefault
 		}
 
 		return nil

vendor/github.com/klauspost/compress/zstd/framedec.go

@@ -293,13 +293,9 @@ func (d *frameDec) next(block *blockDec) error {
 	return nil
 }
 
-// checkCRC will check the checksum if the frame has one.
+// checkCRC will check the checksum, assuming the frame has one.
 // Will return ErrCRCMismatch if crc check failed, otherwise nil.
 func (d *frameDec) checkCRC() error {
-	if !d.HasCheckSum {
-		return nil
-	}
-
 	// We can overwrite upper tmp now
 	buf, err := d.rawInput.readSmall(4)
 	if err != nil {
@@ -307,10 +303,6 @@ func (d *frameDec) checkCRC() error {
 		return err
 	}
 
-	if d.o.ignoreChecksum {
-		return nil
-	}
-
 	want := binary.LittleEndian.Uint32(buf[:4])
 	got := uint32(d.crc.Sum64())
 
@@ -326,17 +318,13 @@ func (d *frameDec) checkCRC() error {
 	return nil
 }
 
-// consumeCRC reads the checksum data if the frame has one.
+// consumeCRC skips over the checksum, assuming the frame has one.
 func (d *frameDec) consumeCRC() error {
-	if d.HasCheckSum {
-		_, err := d.rawInput.readSmall(4)
-		if err != nil {
-			println("CRC missing?", err)
-			return err
-		}
+	_, err := d.rawInput.readSmall(4)
+	if err != nil {
+		println("CRC missing?", err)
 	}
-
-	return nil
+	return err
 }
 
 // runDecoder will run the decoder for the remainder of the frame.
@@ -415,15 +403,8 @@ func (d *frameDec) runDecoder(dst []byte, dec *blockDec) ([]byte, error) {
 			if d.o.ignoreChecksum {
 				err = d.consumeCRC()
 			} else {
-				var n int
-				n, err = d.crc.Write(dst[crcStart:])
-				if err == nil {
-					if n != len(dst)-crcStart {
-						err = io.ErrShortWrite
-					} else {
-						err = d.checkCRC()
-					}
-				}
+				d.crc.Write(dst[crcStart:])
+				err = d.checkCRC()
 			}
 		}
 	}

vendor/github.com/klauspost/compress/zstd/seqdec.go

@@ -236,9 +236,12 @@ func (s *sequenceDecs) decodeSync(hist []byte) error {
 		maxBlockSize = s.windowSize
 	}
 
+	if debugDecoder {
+		println("decodeSync: decoding", seqs, "sequences", br.remain(), "bits remain on stream")
+	}
 	for i := seqs - 1; i >= 0; i-- {
 		if br.overread() {
-			printf("reading sequence %d, exceeded available data\n", seqs-i)
+			printf("reading sequence %d, exceeded available data. Overread by %d\n", seqs-i, -br.remain())
 			return io.ErrUnexpectedEOF
 		}
 		var ll, mo, ml int

vendor/github.com/klauspost/compress/zstd/seqdec_amd64.go

@@ -5,6 +5,7 @@ package zstd
 
 import (
 	"fmt"
+	"io"
 
 	"github.com/klauspost/compress/internal/cpuinfo"
 )
@@ -134,6 +135,9 @@ func (s *sequenceDecs) decodeSyncSimple(hist []byte) (bool, error) {
 		return true, fmt.Errorf("unexpected literal count, want %d bytes, but only %d is available",
 			ctx.ll, ctx.litRemain+ctx.ll)
 
+	case errorOverread:
+		return true, io.ErrUnexpectedEOF
+
 	case errorNotEnoughSpace:
 		size := ctx.outPosition + ctx.ll + ctx.ml
 		if debugDecoder {
@@ -202,6 +206,9 @@ const errorNotEnoughLiterals = 4
 // error reported when capacity of `out` is too small
 const errorNotEnoughSpace = 5
 
+// error reported when bits are overread.
+const errorOverread = 6
+
 // sequenceDecs_decode implements the main loop of sequenceDecs in x86 asm.
 //
 // Please refer to seqdec_generic.go for the reference implementation.
@@ -247,6 +254,10 @@ func (s *sequenceDecs) decode(seqs []seqVals) error {
 		litRemain: len(s.literals),
 	}
 
+	if debugDecoder {
+		println("decode: decoding", len(seqs), "sequences", br.remain(), "bits remain on stream")
+	}
+
 	s.seqSize = 0
 	lte56bits := s.maxBits+s.offsets.fse.actualTableLog+s.matchLengths.fse.actualTableLog+s.litLengths.fse.actualTableLog <= 56
 	var errCode int
@@ -277,6 +288,8 @@ func (s *sequenceDecs) decode(seqs []seqVals) error {
 		case errorNotEnoughLiterals:
 			ll := ctx.seqs[i].ll
 			return fmt.Errorf("unexpected literal count, want %d bytes, but only %d is available", ll, ctx.litRemain+ll)
+		case errorOverread:
+			return io.ErrUnexpectedEOF
 		}
 
 		return fmt.Errorf("sequenceDecs_decode_amd64 returned erronous code %d", errCode)
@@ -291,6 +304,9 @@ func (s *sequenceDecs) decode(seqs []seqVals) error {
 	if s.seqSize > maxBlockSize {
 		return fmt.Errorf("output bigger than max block size (%d)", maxBlockSize)
 	}
+	if debugDecoder {
+		println("decode: ", br.remain(), "bits remain on stream. code:", errCode)
+	}
 	err := br.close()
 	if err != nil {
 		printf("Closing sequences: %v, %+v\n", err, *br)

vendor/github.com/klauspost/compress/zstd/seqdec_amd64.s

@@ -38,7 +38,7 @@ sequenceDecs_decode_amd64_main_loop:
 
 sequenceDecs_decode_amd64_fill_byte_by_byte:
 	CMPQ    SI, $0x00
-	JLE     sequenceDecs_decode_amd64_fill_end
+	JLE     sequenceDecs_decode_amd64_fill_check_overread
 	CMPQ    BX, $0x07
 	JLE     sequenceDecs_decode_amd64_fill_end
 	SHLQ    $0x08, DX
@@ -49,6 +49,10 @@ sequenceDecs_decode_amd64_fill_byte_by_byte:
 	ORQ     AX, DX
 	JMP     sequenceDecs_decode_amd64_fill_byte_by_byte
 
+sequenceDecs_decode_amd64_fill_check_overread:
+	CMPQ BX, $0x40
+	JA   error_overread
+
 sequenceDecs_decode_amd64_fill_end:
 	// Update offset
 	MOVQ  R9, AX
@@ -105,7 +109,7 @@ sequenceDecs_decode_amd64_ml_update_zero:
 
 sequenceDecs_decode_amd64_fill_2_byte_by_byte:
 	CMPQ    SI, $0x00
-	JLE     sequenceDecs_decode_amd64_fill_2_end
+	JLE     sequenceDecs_decode_amd64_fill_2_check_overread
 	CMPQ    BX, $0x07
 	JLE     sequenceDecs_decode_amd64_fill_2_end
 	SHLQ    $0x08, DX
@@ -116,6 +120,10 @@ sequenceDecs_decode_amd64_fill_2_byte_by_byte:
 	ORQ     AX, DX
 	JMP     sequenceDecs_decode_amd64_fill_2_byte_by_byte
 
+sequenceDecs_decode_amd64_fill_2_check_overread:
+	CMPQ BX, $0x40
+	JA   error_overread
+
 sequenceDecs_decode_amd64_fill_2_end:
 	// Update literal length
 	MOVQ  DI, AX
@@ -320,6 +328,11 @@ error_not_enough_literals:
 	MOVQ $0x00000004, ret+24(FP)
 	RET
 
+	// Return with overread error
+error_overread:
+	MOVQ $0x00000006, ret+24(FP)
+	RET
+
 // func sequenceDecs_decode_56_amd64(s *sequenceDecs, br *bitReader, ctx *decodeAsmContext) int
 // Requires: CMOV
 TEXT ·sequenceDecs_decode_56_amd64(SB), $8-32
@@ -356,7 +369,7 @@ sequenceDecs_decode_56_amd64_main_loop:
 
 sequenceDecs_decode_56_amd64_fill_byte_by_byte:
 	CMPQ    SI, $0x00
-	JLE     sequenceDecs_decode_56_amd64_fill_end
+	JLE     sequenceDecs_decode_56_amd64_fill_check_overread
 	CMPQ    BX, $0x07
 	JLE     sequenceDecs_decode_56_amd64_fill_end
 	SHLQ    $0x08, DX
@@ -367,6 +380,10 @@ sequenceDecs_decode_56_amd64_fill_byte_by_byte:
 	ORQ     AX, DX
 	JMP     sequenceDecs_decode_56_amd64_fill_byte_by_byte
 
+sequenceDecs_decode_56_amd64_fill_check_overread:
+	CMPQ BX, $0x40
+	JA   error_overread
+
 sequenceDecs_decode_56_amd64_fill_end:
 	// Update offset
 	MOVQ  R9, AX
@@ -613,6 +630,11 @@ error_not_enough_literals:
 	MOVQ $0x00000004, ret+24(FP)
 	RET
 
+	// Return with overread error
+error_overread:
+	MOVQ $0x00000006, ret+24(FP)
+	RET
+
 // func sequenceDecs_decode_bmi2(s *sequenceDecs, br *bitReader, ctx *decodeAsmContext) int
 // Requires: BMI, BMI2, CMOV
 TEXT ·sequenceDecs_decode_bmi2(SB), $8-32
@@ -649,7 +671,7 @@ sequenceDecs_decode_bmi2_main_loop:
 
 sequenceDecs_decode_bmi2_fill_byte_by_byte:
 	CMPQ    BX, $0x00
-	JLE     sequenceDecs_decode_bmi2_fill_end
+	JLE     sequenceDecs_decode_bmi2_fill_check_overread
 	CMPQ    DX, $0x07
 	JLE     sequenceDecs_decode_bmi2_fill_end
 	SHLQ    $0x08, AX
@@ -660,6 +682,10 @@ sequenceDecs_decode_bmi2_fill_byte_by_byte:
 	ORQ     CX, AX
 	JMP     sequenceDecs_decode_bmi2_fill_byte_by_byte
 
+sequenceDecs_decode_bmi2_fill_check_overread:
+	CMPQ DX, $0x40
+	JA   error_overread
+
 sequenceDecs_decode_bmi2_fill_end:
 	// Update offset
 	MOVQ   $0x00000808, CX
@@ -700,7 +726,7 @@ sequenceDecs_decode_bmi2_fill_end:
 
 sequenceDecs_decode_bmi2_fill_2_byte_by_byte:
 	CMPQ    BX, $0x00
-	JLE     sequenceDecs_decode_bmi2_fill_2_end
+	JLE     sequenceDecs_decode_bmi2_fill_2_check_overread
 	CMPQ    DX, $0x07
 	JLE     sequenceDecs_decode_bmi2_fill_2_end
 	SHLQ    $0x08, AX
@@ -711,6 +737,10 @@ sequenceDecs_decode_bmi2_fill_2_byte_by_byte:
 	ORQ     CX, AX
 	JMP     sequenceDecs_decode_bmi2_fill_2_byte_by_byte
 
+sequenceDecs_decode_bmi2_fill_2_check_overread:
+	CMPQ DX, $0x40
+	JA   error_overread
+
 sequenceDecs_decode_bmi2_fill_2_end:
 	// Update literal length
 	MOVQ   $0x00000808, CX
@@ -889,6 +919,11 @@ error_not_enough_literals:
 	MOVQ $0x00000004, ret+24(FP)
 	RET
 
+	// Return with overread error
+error_overread:
+	MOVQ $0x00000006, ret+24(FP)
+	RET
+
 // func sequenceDecs_decode_56_bmi2(s *sequenceDecs, br *bitReader, ctx *decodeAsmContext) int
 // Requires: BMI, BMI2, CMOV
 TEXT ·sequenceDecs_decode_56_bmi2(SB), $8-32
@@ -925,7 +960,7 @@ sequenceDecs_decode_56_bmi2_main_loop:
 
 sequenceDecs_decode_56_bmi2_fill_byte_by_byte:
 	CMPQ    BX, $0x00
-	JLE     sequenceDecs_decode_56_bmi2_fill_end
+	JLE     sequenceDecs_decode_56_bmi2_fill_check_overread
 	CMPQ    DX, $0x07
 	JLE     sequenceDecs_decode_56_bmi2_fill_end
 	SHLQ    $0x08, AX
@@ -936,6 +971,10 @@ sequenceDecs_decode_56_bmi2_fill_byte_by_byte:
 	ORQ     CX, AX
 	JMP     sequenceDecs_decode_56_bmi2_fill_byte_by_byte
 
+sequenceDecs_decode_56_bmi2_fill_check_overread:
+	CMPQ DX, $0x40
+	JA   error_overread
+
 sequenceDecs_decode_56_bmi2_fill_end:
 	// Update offset
 	MOVQ   $0x00000808, CX
@@ -1140,6 +1179,11 @@ error_not_enough_literals:
 	MOVQ $0x00000004, ret+24(FP)
 	RET
 
+	// Return with overread error
+error_overread:
+	MOVQ $0x00000006, ret+24(FP)
+	RET
+
 // func sequenceDecs_executeSimple_amd64(ctx *executeAsmContext) bool
 // Requires: SSE
 TEXT ·sequenceDecs_executeSimple_amd64(SB), $8-9
@@ -1804,7 +1848,7 @@ sequenceDecs_decodeSync_amd64_main_loop:
 
 sequenceDecs_decodeSync_amd64_fill_byte_by_byte:
 	CMPQ    SI, $0x00
-	JLE     sequenceDecs_decodeSync_amd64_fill_end
+	JLE     sequenceDecs_decodeSync_amd64_fill_check_overread
 	CMPQ    BX, $0x07
 	JLE     sequenceDecs_decodeSync_amd64_fill_end
 	SHLQ    $0x08, DX
@@ -1815,6 +1859,10 @@ sequenceDecs_decodeSync_amd64_fill_byte_by_byte:
 	ORQ     AX, DX
 	JMP     sequenceDecs_decodeSync_amd64_fill_byte_by_byte
 
+sequenceDecs_decodeSync_amd64_fill_check_overread:
+	CMPQ BX, $0x40
+	JA   error_overread
+
 sequenceDecs_decodeSync_amd64_fill_end:
 	// Update offset
 	MOVQ  R9, AX
@@ -1871,7 +1919,7 @@ sequenceDecs_decodeSync_amd64_ml_update_zero:
 
 sequenceDecs_decodeSync_amd64_fill_2_byte_by_byte:
 	CMPQ    SI, $0x00
-	JLE     sequenceDecs_decodeSync_amd64_fill_2_end
+	JLE     sequenceDecs_decodeSync_amd64_fill_2_check_overread
 	CMPQ    BX, $0x07
 	JLE     sequenceDecs_decodeSync_amd64_fill_2_end
 	SHLQ    $0x08, DX
@@ -1882,6 +1930,10 @@ sequenceDecs_decodeSync_amd64_fill_2_byte_by_byte:
 	ORQ     AX, DX
 	JMP     sequenceDecs_decodeSync_amd64_fill_2_byte_by_byte
 
+sequenceDecs_decodeSync_amd64_fill_2_check_overread:
+	CMPQ BX, $0x40
+	JA   error_overread
+
 sequenceDecs_decodeSync_amd64_fill_2_end:
 	// Update literal length
 	MOVQ  DI, AX
@@ -2291,6 +2343,11 @@ error_not_enough_literals:
 	MOVQ $0x00000004, ret+24(FP)
 	RET
 
+	// Return with overread error
+error_overread:
+	MOVQ $0x00000006, ret+24(FP)
+	RET
+
 	// Return with not enough output space error
 error_not_enough_space:
 	MOVQ ctx+16(FP), AX
@@ -2356,7 +2413,7 @@ sequenceDecs_decodeSync_bmi2_main_loop:
 
 sequenceDecs_decodeSync_bmi2_fill_byte_by_byte:
 	CMPQ    BX, $0x00
-	JLE     sequenceDecs_decodeSync_bmi2_fill_end
+	JLE     sequenceDecs_decodeSync_bmi2_fill_check_overread
 	CMPQ    DX, $0x07
 	JLE     sequenceDecs_decodeSync_bmi2_fill_end
 	SHLQ    $0x08, AX
@@ -2367,6 +2424,10 @@ sequenceDecs_decodeSync_bmi2_fill_byte_by_byte:
 	ORQ     CX, AX
 	JMP     sequenceDecs_decodeSync_bmi2_fill_byte_by_byte
 
+sequenceDecs_decodeSync_bmi2_fill_check_overread:
+	CMPQ DX, $0x40
+	JA   error_overread
+
 sequenceDecs_decodeSync_bmi2_fill_end:
 	// Update offset
 	MOVQ   $0x00000808, CX
@@ -2407,7 +2468,7 @@ sequenceDecs_decodeSync_bmi2_fill_end:
 
 sequenceDecs_decodeSync_bmi2_fill_2_byte_by_byte:
 	CMPQ    BX, $0x00
-	JLE     sequenceDecs_decodeSync_bmi2_fill_2_end
+	JLE     sequenceDecs_decodeSync_bmi2_fill_2_check_overread
 	CMPQ    DX, $0x07
 	JLE     sequenceDecs_decodeSync_bmi2_fill_2_end
 	SHLQ    $0x08, AX
@@ -2418,6 +2479,10 @@ sequenceDecs_decodeSync_bmi2_fill_2_byte_by_byte:
 	ORQ     CX, AX
 	JMP     sequenceDecs_decodeSync_bmi2_fill_2_byte_by_byte
 
+sequenceDecs_decodeSync_bmi2_fill_2_check_overread:
+	CMPQ DX, $0x40
+	JA   error_overread
+
 sequenceDecs_decodeSync_bmi2_fill_2_end:
 	// Update literal length
 	MOVQ   $0x00000808, CX
@@ -2801,6 +2866,11 @@ error_not_enough_literals:
 	MOVQ $0x00000004, ret+24(FP)
 	RET
 
+	// Return with overread error
+error_overread:
+	MOVQ $0x00000006, ret+24(FP)
+	RET
+
 	// Return with not enough output space error
 error_not_enough_space:
 	MOVQ ctx+16(FP), AX
@@ -2866,7 +2936,7 @@ sequenceDecs_decodeSync_safe_amd64_main_loop:
 
 sequenceDecs_decodeSync_safe_amd64_fill_byte_by_byte:
 	CMPQ    SI, $0x00
-	JLE     sequenceDecs_decodeSync_safe_amd64_fill_end
+	JLE     sequenceDecs_decodeSync_safe_amd64_fill_check_overread
 	CMPQ    BX, $0x07
 	JLE     sequenceDecs_decodeSync_safe_amd64_fill_end
 	SHLQ    $0x08, DX
@@ -2877,6 +2947,10 @@ sequenceDecs_decodeSync_safe_amd64_fill_byte_by_byte:
 	ORQ     AX, DX
 	JMP     sequenceDecs_decodeSync_safe_amd64_fill_byte_by_byte
 
+sequenceDecs_decodeSync_safe_amd64_fill_check_overread:
+	CMPQ BX, $0x40
+	JA   error_overread
+
 sequenceDecs_decodeSync_safe_amd64_fill_end:
 	// Update offset
 	MOVQ  R9, AX
@@ -2933,7 +3007,7 @@ sequenceDecs_decodeSync_safe_amd64_ml_update_zero:
 
 sequenceDecs_decodeSync_safe_amd64_fill_2_byte_by_byte:
 	CMPQ    SI, $0x00
-	JLE     sequenceDecs_decodeSync_safe_amd64_fill_2_end
+	JLE     sequenceDecs_decodeSync_safe_amd64_fill_2_check_overread
 	CMPQ    BX, $0x07
 	JLE     sequenceDecs_decodeSync_safe_amd64_fill_2_end
 	SHLQ    $0x08, DX
@@ -2944,6 +3018,10 @@ sequenceDecs_decodeSync_safe_amd64_fill_2_byte_by_byte:
 	ORQ     AX, DX
 	JMP     sequenceDecs_decodeSync_safe_amd64_fill_2_byte_by_byte
 
+sequenceDecs_decodeSync_safe_amd64_fill_2_check_overread:
+	CMPQ BX, $0x40
+	JA   error_overread
+
 sequenceDecs_decodeSync_safe_amd64_fill_2_end:
 	// Update literal length
 	MOVQ  DI, AX
@@ -3455,6 +3533,11 @@ error_not_enough_literals:
 	MOVQ $0x00000004, ret+24(FP)
 	RET
 
+	// Return with overread error
+error_overread:
+	MOVQ $0x00000006, ret+24(FP)
+	RET
+
 	// Return with not enough output space error
 error_not_enough_space:
 	MOVQ ctx+16(FP), AX
@@ -3520,7 +3603,7 @@ sequenceDecs_decodeSync_safe_bmi2_main_loop:
 
 sequenceDecs_decodeSync_safe_bmi2_fill_byte_by_byte:
 	CMPQ    BX, $0x00
-	JLE     sequenceDecs_decodeSync_safe_bmi2_fill_end
+	JLE     sequenceDecs_decodeSync_safe_bmi2_fill_check_overread
 	CMPQ    DX, $0x07
 	JLE     sequenceDecs_decodeSync_safe_bmi2_fill_end
 	SHLQ    $0x08, AX
@@ -3531,6 +3614,10 @@ sequenceDecs_decodeSync_safe_bmi2_fill_byte_by_byte:
 	ORQ     CX, AX
 	JMP     sequenceDecs_decodeSync_safe_bmi2_fill_byte_by_byte
 
+sequenceDecs_decodeSync_safe_bmi2_fill_check_overread:
+	CMPQ DX, $0x40
+	JA   error_overread
+
 sequenceDecs_decodeSync_safe_bmi2_fill_end:
 	// Update offset
 	MOVQ   $0x00000808, CX
@@ -3571,7 +3658,7 @@ sequenceDecs_decodeSync_safe_bmi2_fill_end:
 
 sequenceDecs_decodeSync_safe_bmi2_fill_2_byte_by_byte:
 	CMPQ    BX, $0x00
-	JLE     sequenceDecs_decodeSync_safe_bmi2_fill_2_end
+	JLE     sequenceDecs_decodeSync_safe_bmi2_fill_2_check_overread
 	CMPQ    DX, $0x07
 	JLE     sequenceDecs_decodeSync_safe_bmi2_fill_2_end
 	SHLQ    $0x08, AX
@@ -3582,6 +3669,10 @@ sequenceDecs_decodeSync_safe_bmi2_fill_2_byte_by_byte:
 	ORQ     CX, AX
 	JMP     sequenceDecs_decodeSync_safe_bmi2_fill_2_byte_by_byte
 
+sequenceDecs_decodeSync_safe_bmi2_fill_2_check_overread:
+	CMPQ DX, $0x40
+	JA   error_overread
+
 sequenceDecs_decodeSync_safe_bmi2_fill_2_end:
 	// Update literal length
 	MOVQ   $0x00000808, CX
@@ -4067,6 +4158,11 @@ error_not_enough_literals:
 	MOVQ $0x00000004, ret+24(FP)
 	RET
 
+	// Return with overread error
+error_overread:
+	MOVQ $0x00000006, ret+24(FP)
+	RET
+
 	// Return with not enough output space error
 error_not_enough_space:
 	MOVQ ctx+16(FP), AX

vendor/github.com/klauspost/compress/zstd/zstd.go

@@ -128,11 +128,11 @@ func matchLen(a, b []byte) (n int) {
 }
 
 func load3232(b []byte, i int32) uint32 {
-	return binary.LittleEndian.Uint32(b[i:])
+	return binary.LittleEndian.Uint32(b[:len(b):len(b)][i:])
 }
 
 func load6432(b []byte, i int32) uint64 {
-	return binary.LittleEndian.Uint64(b[i:])
+	return binary.LittleEndian.Uint64(b[:len(b):len(b)][i:])
 }
 
 type byter interface {

vendor/github.com/opencontainers/image-spec/specs-go/v1/annotations.go

@@ -65,7 +65,4 @@ const (
 
 	// AnnotationArtifactDescription is the annotation key for the human readable description for the artifact.
 	AnnotationArtifactDescription = "org.opencontainers.artifact.description"
-
-	// AnnotationReferrersFiltersApplied is the annotation key for the comma separated list of filters applied by the registry in the referrers listing.
-	AnnotationReferrersFiltersApplied = "org.opencontainers.referrers.filtersApplied"
 )

vendor/github.com/opencontainers/image-spec/specs-go/v1/artifact.go

@@ -1,34 +0,0 @@
-// Copyright 2022 The Linux Foundation
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package v1
-
-// Artifact describes an artifact manifest.
-// This structure provides `application/vnd.oci.artifact.manifest.v1+json` mediatype when marshalled to JSON.
-type Artifact struct {
-	// MediaType is the media type of the object this schema refers to.
-	MediaType string `json:"mediaType"`
-
-	// ArtifactType is the IANA media type of the artifact this schema refers to.
-	ArtifactType string `json:"artifactType"`
-
-	// Blobs is a collection of blobs referenced by this manifest.
-	Blobs []Descriptor `json:"blobs,omitempty"`
-
-	// Subject (reference) is an optional link from the artifact to another manifest forming an association between the artifact and the other manifest.
-	Subject *Descriptor `json:"subject,omitempty"`
-
-	// Annotations contains arbitrary metadata for the artifact manifest.
-	Annotations map[string]string `json:"annotations,omitempty"`
-}

vendor/github.com/opencontainers/image-spec/specs-go/v1/config.go

@@ -49,13 +49,15 @@ type ImageConfig struct {
 	// StopSignal contains the system call signal that will be sent to the container to exit.
 	StopSignal string `json:"StopSignal,omitempty"`
 
-	// ArgsEscaped `[Deprecated]` - This field is present only for legacy
-	// compatibility with Docker and should not be used by new image builders.
-	// It is used by Docker for Windows images to indicate that the `Entrypoint`
-	// or `Cmd` or both, contains only a single element array, that is a
-	// pre-escaped, and combined into a single string `CommandLine`. If `true`
-	// the value in `Entrypoint` or `Cmd` should be used as-is to avoid double
-	// escaping.
+	// ArgsEscaped
+	//
+	// Deprecated: This field is present only for legacy compatibility with
+	// Docker and should not be used by new image builders.  It is used by Docker
+	// for Windows images to indicate that the `Entrypoint` or `Cmd` or both,
+	// contains only a single element array, that is a pre-escaped, and combined
+	// into a single string `CommandLine`. If `true` the value in `Entrypoint` or
+	// `Cmd` should be used as-is to avoid double escaping.
+	// https://github.com/opencontainers/image-spec/pull/892
 	ArgsEscaped bool `json:"ArgsEscaped,omitempty"`
 }
 
@@ -95,22 +97,8 @@ type Image struct {
 	// Author defines the name and/or email address of the person or entity which created and is responsible for maintaining the image.
 	Author string `json:"author,omitempty"`
 
-	// Architecture is the CPU architecture which the binaries in this image are built to run on.
-	Architecture string `json:"architecture"`
-
-	// Variant is the variant of the specified CPU architecture which image binaries are intended to run on.
-	Variant string `json:"variant,omitempty"`
-
-	// OS is the name of the operating system which the image is built to run on.
-	OS string `json:"os"`
-
-	// OSVersion is an optional field specifying the operating system
-	// version, for example on Windows `10.0.14393.1066`.
-	OSVersion string `json:"os.version,omitempty"`
-
-	// OSFeatures is an optional field specifying an array of strings,
-	// each listing a required OS feature (for example on Windows `win32k`).
-	OSFeatures []string `json:"os.features,omitempty"`
+	// Platform describes the platform which the image in the manifest runs on.
+	Platform
 
 	// Config defines the execution parameters which should be used as a base when running a container using the image.
 	Config ImageConfig `json:"config,omitempty"`

vendor/github.com/opencontainers/image-spec/specs-go/v1/manifest.go

@@ -23,6 +23,9 @@ type Manifest struct {
 	// MediaType specifies the type of this document data structure e.g. `application/vnd.oci.image.manifest.v1+json`
 	MediaType string `json:"mediaType,omitempty"`
 
+	// ArtifactType specifies the IANA media type of artifact when the manifest is used for an artifact.
+	ArtifactType string `json:"artifactType,omitempty"`
+
 	// Config references a configuration object for a container, by digest.
 	// The referenced configuration object is a JSON blob that the runtime uses to set up the container.
 	Config Descriptor `json:"config"`
@@ -36,3 +39,11 @@ type Manifest struct {
 	// Annotations contains arbitrary metadata for the image manifest.
 	Annotations map[string]string `json:"annotations,omitempty"`
 }
+
+// ScratchDescriptor is the descriptor of a blob with content of `{}`.
+var ScratchDescriptor = Descriptor{
+	MediaType: MediaTypeScratch,
+	Digest:    `sha256:44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a`,
+	Size:      2,
+	Data:      []byte(`{}`),
+}

vendor/github.com/opencontainers/image-spec/specs-go/v1/mediatype.go

@@ -40,21 +40,36 @@ const (
 
 	// MediaTypeImageLayerNonDistributable is the media type for layers referenced by
 	// the manifest but with distribution restrictions.
+	//
+	// Deprecated: Non-distributable layers are deprecated, and not recommended
+	// for future use. Implementations SHOULD NOT produce new non-distributable
+	// layers.
+	// https://github.com/opencontainers/image-spec/pull/965
 	MediaTypeImageLayerNonDistributable = "application/vnd.oci.image.layer.nondistributable.v1.tar"
 
 	// MediaTypeImageLayerNonDistributableGzip is the media type for
 	// gzipped layers referenced by the manifest but with distribution
 	// restrictions.
+	//
+	// Deprecated: Non-distributable layers are deprecated, and not recommended
+	// for future use. Implementations SHOULD NOT produce new non-distributable
+	// layers.
+	// https://github.com/opencontainers/image-spec/pull/965
 	MediaTypeImageLayerNonDistributableGzip = "application/vnd.oci.image.layer.nondistributable.v1.tar+gzip"
 
 	// MediaTypeImageLayerNonDistributableZstd is the media type for zstd
 	// compressed layers referenced by the manifest but with distribution
 	// restrictions.
+	//
+	// Deprecated: Non-distributable layers are deprecated, and not recommended
+	// for future use. Implementations SHOULD NOT produce new non-distributable
+	// layers.
+	// https://github.com/opencontainers/image-spec/pull/965
 	MediaTypeImageLayerNonDistributableZstd = "application/vnd.oci.image.layer.nondistributable.v1.tar+zstd"
 
 	// MediaTypeImageConfig specifies the media type for the image configuration.
 	MediaTypeImageConfig = "application/vnd.oci.image.config.v1+json"
 
-	// MediaTypeArtifactManifest specifies the media type for a content descriptor.
-	MediaTypeArtifactManifest = "application/vnd.oci.artifact.manifest.v1+json"
+	// MediaTypeScratch specifies the media type for an unused blob containing the value `{}`
+	MediaTypeScratch = "application/vnd.oci.scratch.v1+json"
 )

vendor/github.com/opencontainers/image-spec/specs-go/version.go

@@ -25,7 +25,7 @@ const (
 	VersionPatch = 0
 
 	// VersionDev indicates development branch. Releases will be empty string.
-	VersionDev = "-dev"
+	VersionDev = "-rc.3"
 )
 
 // Version is the specification version that the package types support.

vendor/github.com/opencontainers/runtime-spec/specs-go/config.go

@@ -33,6 +33,34 @@ type Spec struct {
 	ZOS *ZOS `json:"zos,omitempty" platform:"zos"`
 }
 
+// Scheduler represents the scheduling attributes for a process. It is based on
+// the Linux sched_setattr(2) syscall.
+type Scheduler struct {
+	// Policy represents the scheduling policy (e.g., SCHED_FIFO, SCHED_RR, SCHED_OTHER).
+	Policy LinuxSchedulerPolicy `json:"policy"`
+
+	// Nice is the nice value for the process, which affects its priority.
+	Nice int32 `json:"nice,omitempty"`
+
+	// Priority represents the static priority of the process.
+	Priority int32 `json:"priority,omitempty"`
+
+	// Flags is an array of scheduling flags.
+	Flags []LinuxSchedulerFlag `json:"flags,omitempty"`
+
+	// The following ones are used by the DEADLINE scheduler.
+
+	// Runtime is the amount of time in nanoseconds during which the process
+	// is allowed to run in a given period.
+	Runtime uint64 `json:"runtime,omitempty"`
+
+	// Deadline is the absolute deadline for the process to complete its execution.
+	Deadline uint64 `json:"deadline,omitempty"`
+
+	// Period is the length of the period in nanoseconds used for determining the process runtime.
+	Period uint64 `json:"period,omitempty"`
+}
+
 // Process contains information to start a specific application inside the container.
 type Process struct {
 	// Terminal creates an interactive terminal for the container.
@@ -60,8 +88,12 @@ type Process struct {
 	ApparmorProfile string `json:"apparmorProfile,omitempty" platform:"linux"`
 	// Specify an oom_score_adj for the container.
 	OOMScoreAdj *int `json:"oomScoreAdj,omitempty" platform:"linux"`
+	// Scheduler specifies the scheduling attributes for a process
+	Scheduler *Scheduler `json:"scheduler,omitempty" platform:"linux"`
 	// SelinuxLabel specifies the selinux context that the container process is run as.
 	SelinuxLabel string `json:"selinuxLabel,omitempty" platform:"linux"`
+	// IOPriority contains the I/O priority settings for the cgroup.
+	IOPriority *LinuxIOPriority `json:"ioPriority,omitempty" platform:"linux"`
 }
 
 // LinuxCapabilities specifies the list of allowed capabilities that are kept for a process.
@@ -79,6 +111,22 @@ type LinuxCapabilities struct {
 	Ambient []string `json:"ambient,omitempty" platform:"linux"`
 }
 
+// IOPriority represents I/O priority settings for the container's processes within the process group.
+type LinuxIOPriority struct {
+	Class    IOPriorityClass `json:"class"`
+	Priority int             `json:"priority"`
+}
+
+// IOPriorityClass represents an I/O scheduling class.
+type IOPriorityClass string
+
+// Possible values for IOPriorityClass.
+const (
+	IOPRIO_CLASS_RT   IOPriorityClass = "IOPRIO_CLASS_RT"
+	IOPRIO_CLASS_BE   IOPriorityClass = "IOPRIO_CLASS_BE"
+	IOPRIO_CLASS_IDLE IOPriorityClass = "IOPRIO_CLASS_IDLE"
+)
+
 // Box specifies dimensions of a rectangle. Used for specifying the size of a console.
 type Box struct {
 	// Height is the vertical dimension of a box.
@@ -191,6 +239,8 @@ type Linux struct {
 	IntelRdt *LinuxIntelRdt `json:"intelRdt,omitempty"`
 	// Personality contains configuration for the Linux personality syscall
 	Personality *LinuxPersonality `json:"personality,omitempty"`
+	// TimeOffsets specifies the offset for supporting time namespaces.
+	TimeOffsets map[string]LinuxTimeOffset `json:"timeOffsets,omitempty"`
 }
 
 // LinuxNamespace is the configuration for a Linux namespace
@@ -220,6 +270,8 @@ const (
 	UserNamespace LinuxNamespaceType = "user"
 	// CgroupNamespace for isolating cgroup hierarchies
 	CgroupNamespace LinuxNamespaceType = "cgroup"
+	// TimeNamespace for isolating the clocks
+	TimeNamespace LinuxNamespaceType = "time"
 )
 
 // LinuxIDMapping specifies UID/GID mappings
@@ -232,6 +284,14 @@ type LinuxIDMapping struct {
 	Size uint32 `json:"size"`
 }
 
+// LinuxTimeOffset specifies the offset for Time Namespace
+type LinuxTimeOffset struct {
+	// Secs is the offset of clock (in secs) in the container
+	Secs int64 `json:"secs,omitempty"`
+	// Nanosecs is the additional offset for Secs (in nanosecs)
+	Nanosecs uint32 `json:"nanosecs,omitempty"`
+}
+
 // POSIXRlimit type and restrictions
 type POSIXRlimit struct {
 	// Type of the rlimit to set
@@ -242,12 +302,13 @@ type POSIXRlimit struct {
 	Soft uint64 `json:"soft"`
 }
 
-// LinuxHugepageLimit structure corresponds to limiting kernel hugepages
+// LinuxHugepageLimit structure corresponds to limiting kernel hugepages.
+// Default to reservation limits if supported. Otherwise fallback to page fault limits.
 type LinuxHugepageLimit struct {
-	// Pagesize is the hugepage size
-	// Format: "<size><unit-prefix>B' (e.g. 64KB, 2MB, 1GB, etc.)
+	// Pagesize is the hugepage size.
+	// Format: "<size><unit-prefix>B' (e.g. 64KB, 2MB, 1GB, etc.).
 	Pagesize string `json:"pageSize"`
-	// Limit is the limit of "hugepagesize" hugetlb usage
+	// Limit is the limit of "hugepagesize" hugetlb reservations (if supported) or usage.
 	Limit uint64 `json:"limit"`
 }
 
@@ -382,7 +443,7 @@ type LinuxResources struct {
 	Pids *LinuxPids `json:"pids,omitempty"`
 	// BlockIO restriction configuration
 	BlockIO *LinuxBlockIO `json:"blockIO,omitempty"`
-	// Hugetlb limit (in bytes)
+	// Hugetlb limits (in bytes). Default to reservation limits if supported.
 	HugepageLimits []LinuxHugepageLimit `json:"hugepageLimits,omitempty"`
 	// Network restriction configuration
 	Network *LinuxNetwork `json:"network,omitempty"`
@@ -776,3 +837,43 @@ type ZOSDevice struct {
 	// Gid of the device.
 	GID *uint32 `json:"gid,omitempty"`
 }
+
+// LinuxSchedulerPolicy represents different scheduling policies used with the Linux Scheduler
+type LinuxSchedulerPolicy string
+
+const (
+	// SchedOther is the default scheduling policy
+	SchedOther LinuxSchedulerPolicy = "SCHED_OTHER"
+	// SchedFIFO is the First-In-First-Out scheduling policy
+	SchedFIFO LinuxSchedulerPolicy = "SCHED_FIFO"
+	// SchedRR is the Round-Robin scheduling policy
+	SchedRR LinuxSchedulerPolicy = "SCHED_RR"
+	// SchedBatch is the Batch scheduling policy
+	SchedBatch LinuxSchedulerPolicy = "SCHED_BATCH"
+	// SchedISO is the Isolation scheduling policy
+	SchedISO LinuxSchedulerPolicy = "SCHED_ISO"
+	// SchedIdle is the Idle scheduling policy
+	SchedIdle LinuxSchedulerPolicy = "SCHED_IDLE"
+	// SchedDeadline is the Deadline scheduling policy
+	SchedDeadline LinuxSchedulerPolicy = "SCHED_DEADLINE"
+)
+
+// LinuxSchedulerFlag represents the flags used by the Linux Scheduler.
+type LinuxSchedulerFlag string
+
+const (
+	// SchedFlagResetOnFork represents the reset on fork scheduling flag
+	SchedFlagResetOnFork LinuxSchedulerFlag = "SCHED_FLAG_RESET_ON_FORK"
+	// SchedFlagReclaim represents the reclaim scheduling flag
+	SchedFlagReclaim LinuxSchedulerFlag = "SCHED_FLAG_RECLAIM"
+	// SchedFlagDLOverrun represents the deadline overrun scheduling flag
+	SchedFlagDLOverrun LinuxSchedulerFlag = "SCHED_FLAG_DL_OVERRUN"
+	// SchedFlagKeepPolicy represents the keep policy scheduling flag
+	SchedFlagKeepPolicy LinuxSchedulerFlag = "SCHED_FLAG_KEEP_POLICY"
+	// SchedFlagKeepParams represents the keep parameters scheduling flag
+	SchedFlagKeepParams LinuxSchedulerFlag = "SCHED_FLAG_KEEP_PARAMS"
+	// SchedFlagUtilClampMin represents the utilization clamp minimum scheduling flag
+	SchedFlagUtilClampMin LinuxSchedulerFlag = "SCHED_FLAG_UTIL_CLAMP_MIN"
+	// SchedFlagUtilClampMin represents the utilization clamp maximum scheduling flag
+	SchedFlagUtilClampMax LinuxSchedulerFlag = "SCHED_FLAG_UTIL_CLAMP_MAX"
+)

vendor/github.com/opencontainers/runtime-spec/specs-go/version.go

@@ -11,7 +11,7 @@ const (
 	VersionPatch = 0
 
 	// VersionDev indicates development branch. Releases will be empty string.
-	VersionDev = "-rc.1"
+	VersionDev = "-rc.3"
 )
 
 // Version is the specification version that the package types support.

vendor/github.com/openfaas/faas-provider/serve.go

@@ -78,6 +78,17 @@ func Serve(handlers *types.FaaSHandlers, config *types.FaaSConfig) {
 
 	r.HandleFunc("/system/namespaces", hm.InstrumentHandler(handlers.ListNamespaces, "")).Methods(http.MethodGet)
 
+	// Only register the mutate namespace handler if it is defined
+	if handlers.MutateNamespace != nil {
+		r.HandleFunc("/system/namespace/{name:["+NameExpression+"]*}",
+			hm.InstrumentHandler(handlers.MutateNamespace, "")).Methods(http.MethodPost, http.MethodDelete, http.MethodPut, http.MethodGet)
+	} else {
+		r.HandleFunc("/system/namespace/{name:["+NameExpression+"]*}",
+			hm.InstrumentHandler(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+				http.Error(w, "Feature not implemented in this version of OpenFaaS", http.StatusNotImplemented)
+			}), "")).Methods(http.MethodGet)
+	}
+
 	proxyHandler := handlers.FunctionProxy
 
 	// Open endpoints

vendor/github.com/openfaas/faas-provider/types/config.go

@@ -12,8 +12,13 @@ const (
 
 // FaaSHandlers provide handlers for OpenFaaS
 type FaaSHandlers struct {
+	// ListNamespace lists namespaces which are annotated for OpenFaaS
 	ListNamespaces http.HandlerFunc
 
+	// MutateNamespace mutates a namespace to be annotated for OpenFaaS
+	// each namespace must contain an annotation of "openfaas=1"
+	MutateNamespace http.HandlerFunc
+
 	// FunctionProxy provides the function invocation proxy logic.  Use proxy.NewHandlerFunc to
 	// use the standard OpenFaaS proxy implementation or provide completely custom proxy logic.
 	FunctionProxy http.HandlerFunc

vendor/github.com/openfaas/faas-provider/types/read_config.go

@@ -1,6 +1,7 @@
 package types
 
 import (
+	"errors"
 	"fmt"
 	"os"
 	"strconv"
@@ -55,6 +56,26 @@ func ParseIntOrDurationValue(val string, fallback time.Duration) time.Duration {
 	return duration
 }
 
+// ParseIntOrDurationValue interprets a string representing an int or duration and returns
+// an int as the number of seconds. An error is returned if val can not be parsed as int or duration.
+func ParseIntOrDuration(val string) (int, error) {
+	i, err := strconv.ParseInt(val, 10, 0)
+	if err == nil {
+		return int(i), nil
+	}
+
+	if err != nil && errors.Is(err, strconv.ErrRange) {
+		return int(i), err
+	}
+
+	d, err := time.ParseDuration(val)
+	if err != nil {
+		return 0, err
+	}
+
+	return int(d.Seconds()), nil
+}
+
 // ParseBoolValue parses the the boolean in val or, if there is an error, returns the
 // specified default value
 func ParseBoolValue(val string, fallback bool) bool {

vendor/github.com/openfaas/faas-provider/types/requests.go

@@ -3,15 +3,17 @@
 
 package types
 
-// ScaleServiceRequest scales the service to the requested replcia count.
+// ScaleServiceRequest scales the service to the requested replica count.
 type ScaleServiceRequest struct {
 	ServiceName string `json:"serviceName"`
 	Replicas    uint64 `json:"replicas"`
+	Namespace   string `json:"namespace,omitempty"`
 }
 
 // DeleteFunctionRequest delete a deployed function
 type DeleteFunctionRequest struct {
 	FunctionName string `json:"functionName"`
+	Namespace    string `json:"namespace,omitempty"`
 }
 
 // ProviderInfo provides information about the configured provider
@@ -27,3 +29,11 @@ type VersionInfo struct {
 	SHA           string `json:"sha"`
 	Release       string `json:"release"`
 }
+
+// FunctionNamespace is the namespace for a function
+type FunctionNamespace struct {
+	Name string `json:"name"`
+
+	Annotations map[string]string `json:"annotations,omitempty"`
+	Labels      map[string]string `json:"labels,omitempty"`
+}

vendor/github.com/openfaas/faas/gateway/LICENSE

@@ -1,23 +0,0 @@
-MIT License
-
-Copyright (c) 2016-2018 Alex Ellis
-Copyright (c) 2018 OpenFaaS Author(s)
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-THE SOFTWARE.
-

vendor/github.com/openfaas/faas/gateway/requests/forward_request.go

@@ -1,29 +0,0 @@
-package requests
-
-import "fmt"
-import "net/url"
-
-// ForwardRequest for proxying incoming requests
-type ForwardRequest struct {
-	RawPath  string
-	RawQuery string
-	Method   string
-}
-
-// NewForwardRequest create a ForwardRequest
-func NewForwardRequest(method string, url url.URL) ForwardRequest {
-	return ForwardRequest{
-		Method:   method,
-		RawQuery: url.RawQuery,
-		RawPath:  url.Path,
-	}
-}
-
-// ToURL create formatted URL
-func (f *ForwardRequest) ToURL(addr string, watchdogPort int) string {
-	if len(f.RawQuery) > 0 {
-		return fmt.Sprintf("http://%s:%d%s?%s", addr, watchdogPort, f.RawPath, f.RawQuery)
-	}
-	return fmt.Sprintf("http://%s:%d%s", addr, watchdogPort, f.RawPath)
-
-}

vendor/github.com/openfaas/faas/gateway/requests/prometheus.go

@@ -1,23 +0,0 @@
-// Copyright (c) Alex Ellis 2017. All rights reserved.
-// Licensed under the MIT license. See LICENSE file in the project root for full license information.
-
-package requests
-
-// PrometheusInnerAlertLabel PrometheusInnerAlertLabel
-type PrometheusInnerAlertLabel struct {
-	AlertName    string `json:"alertname"`
-	FunctionName string `json:"function_name"`
-}
-
-// PrometheusInnerAlert PrometheusInnerAlert
-type PrometheusInnerAlert struct {
-	Status string                    `json:"status"`
-	Labels PrometheusInnerAlertLabel `json:"labels"`
-}
-
-// PrometheusAlert as produced by AlertManager
-type PrometheusAlert struct {
-	Status   string                 `json:"status"`
-	Receiver string                 `json:"receiver"`
-	Alerts   []PrometheusInnerAlert `json:"alerts"`
-}

vendor/github.com/openfaas/faas/gateway/requests/requests.go

@@ -1,11 +0,0 @@
-// Copyright (c) Alex Ellis 2017. All rights reserved.
-// Licensed under the MIT license. See LICENSE file in the project root for full license information.
-
-// Package requests package provides a client SDK or library for
-// the OpenFaaS gateway REST API
-package requests
-
-// DeleteFunctionRequest delete a deployed function
-type DeleteFunctionRequest struct {
-	FunctionName string `json:"functionName"`
-}

vendor/github.com/prometheus/client_golang/prometheus/counter.go

@@ -59,6 +59,18 @@ type ExemplarAdder interface {
 // CounterOpts is an alias for Opts. See there for doc comments.
 type CounterOpts Opts
 
+// CounterVecOpts bundles the options to create a CounterVec metric.
+// It is mandatory to set CounterOpts, see there for mandatory fields. VariableLabels
+// is optional and can safely be left to its default value.
+type CounterVecOpts struct {
+	CounterOpts
+
+	// VariableLabels are used to partition the metric vector by the given set
+	// of labels. Each label value will be constrained with the optional Contraint
+	// function, if provided.
+	VariableLabels ConstrainableLabels
+}
+
 // NewCounter creates a new Counter based on the provided CounterOpts.
 //
 // The returned implementation also implements ExemplarAdder. It is safe to
@@ -174,16 +186,24 @@ type CounterVec struct {
 // NewCounterVec creates a new CounterVec based on the provided CounterOpts and
 // partitioned by the given label names.
 func NewCounterVec(opts CounterOpts, labelNames []string) *CounterVec {
-	desc := NewDesc(
+	return V2.NewCounterVec(CounterVecOpts{
+		CounterOpts:    opts,
+		VariableLabels: UnconstrainedLabels(labelNames),
+	})
+}
+
+// NewCounterVec creates a new CounterVec based on the provided CounterVecOpts.
+func (v2) NewCounterVec(opts CounterVecOpts) *CounterVec {
+	desc := V2.NewDesc(
 		BuildFQName(opts.Namespace, opts.Subsystem, opts.Name),
 		opts.Help,
-		labelNames,
+		opts.VariableLabels,
 		opts.ConstLabels,
 	)
 	return &CounterVec{
 		MetricVec: NewMetricVec(desc, func(lvs ...string) Metric {
 			if len(lvs) != len(desc.variableLabels) {
-				panic(makeInconsistentCardinalityError(desc.fqName, desc.variableLabels, lvs))
+				panic(makeInconsistentCardinalityError(desc.fqName, desc.variableLabels.labelNames(), lvs))
 			}
 			result := &counter{desc: desc, labelPairs: MakeLabelPairs(desc, lvs), now: time.Now}
 			result.init(result) // Init self-collection.

vendor/github.com/prometheus/client_golang/prometheus/desc.go

@@ -14,20 +14,16 @@
 package prometheus
 
 import (
-	"errors"
 	"fmt"
 	"sort"
 	"strings"
 
 	"github.com/cespare/xxhash/v2"
+	dto "github.com/prometheus/client_model/go"
+	"github.com/prometheus/common/model"
+	"google.golang.org/protobuf/proto"
 
 	"github.com/prometheus/client_golang/prometheus/internal"
-
-	//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
-	"github.com/golang/protobuf/proto"
-	"github.com/prometheus/common/model"
-
-	dto "github.com/prometheus/client_model/go"
 )
 
 // Desc is the descriptor used by every Prometheus Metric. It is essentially
@@ -54,9 +50,9 @@ type Desc struct {
 	// constLabelPairs contains precalculated DTO label pairs based on
 	// the constant labels.
 	constLabelPairs []*dto.LabelPair
-	// variableLabels contains names of labels for which the metric
-	// maintains variable values.
-	variableLabels []string
+	// variableLabels contains names of labels and normalization function for
+	// which the metric maintains variable values.
+	variableLabels ConstrainedLabels
 	// id is a hash of the values of the ConstLabels and fqName. This
 	// must be unique among all registered descriptors and can therefore be
 	// used as an identifier of the descriptor.
@@ -80,10 +76,24 @@ type Desc struct {
 // For constLabels, the label values are constant. Therefore, they are fully
 // specified in the Desc. See the Collector example for a usage pattern.
 func NewDesc(fqName, help string, variableLabels []string, constLabels Labels) *Desc {
+	return V2.NewDesc(fqName, help, UnconstrainedLabels(variableLabels), constLabels)
+}
+
+// NewDesc allocates and initializes a new Desc. Errors are recorded in the Desc
+// and will be reported on registration time. variableLabels and constLabels can
+// be nil if no such labels should be set. fqName must not be empty.
+//
+// variableLabels only contain the label names and normalization functions. Their
+// label values are variable and therefore not part of the Desc. (They are managed
+// within the Metric.)
+//
+// For constLabels, the label values are constant. Therefore, they are fully
+// specified in the Desc. See the Collector example for a usage pattern.
+func (v2) NewDesc(fqName, help string, variableLabels ConstrainableLabels, constLabels Labels) *Desc {
 	d := &Desc{
 		fqName:         fqName,
 		help:           help,
-		variableLabels: variableLabels,
+		variableLabels: variableLabels.constrainedLabels(),
 	}
 	if !model.IsValidMetricName(model.LabelValue(fqName)) {
 		d.err = fmt.Errorf("%q is not a valid metric name", fqName)
@@ -93,7 +103,7 @@ func NewDesc(fqName, help string, variableLabels []string, constLabels Labels) *
 	// their sorted label names) plus the fqName (at position 0).
 	labelValues := make([]string, 1, len(constLabels)+1)
 	labelValues[0] = fqName
-	labelNames := make([]string, 0, len(constLabels)+len(variableLabels))
+	labelNames := make([]string, 0, len(constLabels)+len(d.variableLabels))
 	labelNameSet := map[string]struct{}{}
 	// First add only the const label names and sort them...
 	for labelName := range constLabels {
@@ -118,16 +128,16 @@ func NewDesc(fqName, help string, variableLabels []string, constLabels Labels) *
 	// Now add the variable label names, but prefix them with something that
 	// cannot be in a regular label name. That prevents matching the label
 	// dimension with a different mix between preset and variable labels.
-	for _, labelName := range variableLabels {
-		if !checkLabelName(labelName) {
-			d.err = fmt.Errorf("%q is not a valid label name for metric %q", labelName, fqName)
+	for _, label := range d.variableLabels {
+		if !checkLabelName(label.Name) {
+			d.err = fmt.Errorf("%q is not a valid label name for metric %q", label.Name, fqName)
 			return d
 		}
-		labelNames = append(labelNames, "$"+labelName)
-		labelNameSet[labelName] = struct{}{}
+		labelNames = append(labelNames, "$"+label.Name)
+		labelNameSet[label.Name] = struct{}{}
 	}
 	if len(labelNames) != len(labelNameSet) {
-		d.err = errors.New("duplicate label names")
+		d.err = fmt.Errorf("duplicate label names in constant and variable labels for metric %q", fqName)
 		return d
 	}
 

vendor/github.com/prometheus/client_golang/prometheus/doc.go

@@ -37,35 +37,35 @@
 //
 //	type metrics struct {
 //		cpuTemp  prometheus.Gauge
-//	  hdFailures *prometheus.CounterVec
+//		hdFailures *prometheus.CounterVec
 //	}
 //
 //	func NewMetrics(reg prometheus.Registerer) *metrics {
-//	  m := &metrics{
-//	    cpuTemp: prometheus.NewGauge(prometheus.GaugeOpts{
-//	      Name: "cpu_temperature_celsius",
-//	      Help: "Current temperature of the CPU.",
-//	    }),
-//	    hdFailures: prometheus.NewCounterVec(
-//	      prometheus.CounterOpts{
-//	        Name: "hd_errors_total",
-//	        Help: "Number of hard-disk errors.",
-//	      },
-//	      []string{"device"},
-//	    ),
-//	  }
-//	  reg.MustRegister(m.cpuTemp)
-//	  reg.MustRegister(m.hdFailures)
-//	  return m
+//		m := &metrics{
+//			cpuTemp: prometheus.NewGauge(prometheus.GaugeOpts{
+//				Name: "cpu_temperature_celsius",
+//				Help: "Current temperature of the CPU.",
+//			}),
+//			hdFailures: prometheus.NewCounterVec(
+//				prometheus.CounterOpts{
+//					Name: "hd_errors_total",
+//					Help: "Number of hard-disk errors.",
+//				},
+//				[]string{"device"},
+//			),
+//		}
+//		reg.MustRegister(m.cpuTemp)
+//		reg.MustRegister(m.hdFailures)
+//		return m
 //	}
 //
 //	func main() {
-//	  // Create a non-global registry.
-//	  reg := prometheus.NewRegistry()
+//		// Create a non-global registry.
+//		reg := prometheus.NewRegistry()
 //
-//	  // Create new metrics and register them using the custom registry.
-//	  m := NewMetrics(reg)
-//	  // Set values for the new created metrics.
+//		// Create new metrics and register them using the custom registry.
+//		m := NewMetrics(reg)
+//		// Set values for the new created metrics.
 //		m.cpuTemp.Set(65.3)
 //		m.hdFailures.With(prometheus.Labels{"device":"/dev/sda"}).Inc()
 //

vendor/github.com/prometheus/client_golang/prometheus/gauge.go

@@ -55,6 +55,18 @@ type Gauge interface {
 // GaugeOpts is an alias for Opts. See there for doc comments.
 type GaugeOpts Opts
 
+// GaugeVecOpts bundles the options to create a GaugeVec metric.
+// It is mandatory to set GaugeOpts, see there for mandatory fields. VariableLabels
+// is optional and can safely be left to its default value.
+type GaugeVecOpts struct {
+	GaugeOpts
+
+	// VariableLabels are used to partition the metric vector by the given set
+	// of labels. Each label value will be constrained with the optional Contraint
+	// function, if provided.
+	VariableLabels ConstrainableLabels
+}
+
 // NewGauge creates a new Gauge based on the provided GaugeOpts.
 //
 // The returned implementation is optimized for a fast Set method. If you have a
@@ -138,16 +150,24 @@ type GaugeVec struct {
 // NewGaugeVec creates a new GaugeVec based on the provided GaugeOpts and
 // partitioned by the given label names.
 func NewGaugeVec(opts GaugeOpts, labelNames []string) *GaugeVec {
-	desc := NewDesc(
+	return V2.NewGaugeVec(GaugeVecOpts{
+		GaugeOpts:      opts,
+		VariableLabels: UnconstrainedLabels(labelNames),
+	})
+}
+
+// NewGaugeVec creates a new GaugeVec based on the provided GaugeVecOpts.
+func (v2) NewGaugeVec(opts GaugeVecOpts) *GaugeVec {
+	desc := V2.NewDesc(
 		BuildFQName(opts.Namespace, opts.Subsystem, opts.Name),
 		opts.Help,
-		labelNames,
+		opts.VariableLabels,
 		opts.ConstLabels,
 	)
 	return &GaugeVec{
 		MetricVec: NewMetricVec(desc, func(lvs ...string) Metric {
 			if len(lvs) != len(desc.variableLabels) {
-				panic(makeInconsistentCardinalityError(desc.fqName, desc.variableLabels, lvs))
+				panic(makeInconsistentCardinalityError(desc.fqName, desc.variableLabels.labelNames(), lvs))
 			}
 			result := &gauge{desc: desc, labelPairs: MakeLabelPairs(desc, lvs)}
 			result.init(result) // Init self-collection.

vendor/github.com/prometheus/client_golang/prometheus/go_collector_latest.go

@@ -23,11 +23,10 @@ import (
 	"strings"
 	"sync"
 
-	//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
-	"github.com/golang/protobuf/proto"
-	dto "github.com/prometheus/client_model/go"
-
 	"github.com/prometheus/client_golang/prometheus/internal"
+
+	dto "github.com/prometheus/client_model/go"
+	"google.golang.org/protobuf/proto"
 )
 
 const (

vendor/github.com/prometheus/client_golang/prometheus/histogram.go

@@ -22,10 +22,9 @@ import (
 	"sync/atomic"
 	"time"
 
-	//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
-	"github.com/golang/protobuf/proto"
-
 	dto "github.com/prometheus/client_model/go"
+
+	"google.golang.org/protobuf/proto"
 )
 
 // nativeHistogramBounds for the frac of observed values. Only relevant for
@@ -402,7 +401,7 @@ type HistogramOpts struct {
 	// Histogram by a Prometheus server with that feature enabled (requires
 	// Prometheus v2.40+). Sparse buckets are exponential buckets covering
 	// the whole float64 range (with the exception of the “zero” bucket, see
-	// SparseBucketsZeroThreshold below). From any one bucket to the next,
+	// NativeHistogramZeroThreshold below). From any one bucket to the next,
 	// the width of the bucket grows by a constant
 	// factor. NativeHistogramBucketFactor provides an upper bound for this
 	// factor (exception see below). The smaller
@@ -433,7 +432,7 @@ type HistogramOpts struct {
 	// bucket. For best results, this should be close to a bucket
 	// boundary. This is usually the case if picking a power of two. If
 	// NativeHistogramZeroThreshold is left at zero,
-	// DefSparseBucketsZeroThreshold is used as the threshold. To configure
+	// DefNativeHistogramZeroThreshold is used as the threshold. To configure
 	// a zero bucket with an actual threshold of zero (i.e. only
 	// observations of precisely zero will go into the zero bucket), set
 	// NativeHistogramZeroThreshold to the NativeHistogramZeroThresholdZero
@@ -469,6 +468,18 @@ type HistogramOpts struct {
 	NativeHistogramMaxZeroThreshold float64
 }
 
+// HistogramVecOpts bundles the options to create a HistogramVec metric.
+// It is mandatory to set HistogramOpts, see there for mandatory fields. VariableLabels
+// is optional and can safely be left to its default value.
+type HistogramVecOpts struct {
+	HistogramOpts
+
+	// VariableLabels are used to partition the metric vector by the given set
+	// of labels. Each label value will be constrained with the optional Contraint
+	// function, if provided.
+	VariableLabels ConstrainableLabels
+}
+
 // NewHistogram creates a new Histogram based on the provided HistogramOpts. It
 // panics if the buckets in HistogramOpts are not in strictly increasing order.
 //
@@ -489,11 +500,11 @@ func NewHistogram(opts HistogramOpts) Histogram {
 
 func newHistogram(desc *Desc, opts HistogramOpts, labelValues ...string) Histogram {
 	if len(desc.variableLabels) != len(labelValues) {
-		panic(makeInconsistentCardinalityError(desc.fqName, desc.variableLabels, labelValues))
+		panic(makeInconsistentCardinalityError(desc.fqName, desc.variableLabels.labelNames(), labelValues))
 	}
 
 	for _, n := range desc.variableLabels {
-		if n == bucketLabel {
+		if n.Name == bucketLabel {
 			panic(errBucketLabelNotAllowed)
 		}
 	}
@@ -544,16 +555,12 @@ func newHistogram(desc *Desc, opts HistogramOpts, labelValues ...string) Histogr
 	}
 	// Finally we know the final length of h.upperBounds and can make buckets
 	// for both counts as well as exemplars:
-	h.counts[0] = &histogramCounts{
-		buckets:                          make([]uint64, len(h.upperBounds)),
-		nativeHistogramZeroThresholdBits: math.Float64bits(h.nativeHistogramZeroThreshold),
-		nativeHistogramSchema:            h.nativeHistogramSchema,
-	}
-	h.counts[1] = &histogramCounts{
-		buckets:                          make([]uint64, len(h.upperBounds)),
-		nativeHistogramZeroThresholdBits: math.Float64bits(h.nativeHistogramZeroThreshold),
-		nativeHistogramSchema:            h.nativeHistogramSchema,
-	}
+	h.counts[0] = &histogramCounts{buckets: make([]uint64, len(h.upperBounds))}
+	atomic.StoreUint64(&h.counts[0].nativeHistogramZeroThresholdBits, math.Float64bits(h.nativeHistogramZeroThreshold))
+	atomic.StoreInt32(&h.counts[0].nativeHistogramSchema, h.nativeHistogramSchema)
+	h.counts[1] = &histogramCounts{buckets: make([]uint64, len(h.upperBounds))}
+	atomic.StoreUint64(&h.counts[1].nativeHistogramZeroThresholdBits, math.Float64bits(h.nativeHistogramZeroThreshold))
+	atomic.StoreInt32(&h.counts[1].nativeHistogramSchema, h.nativeHistogramSchema)
 	h.exemplars = make([]atomic.Value, len(h.upperBounds)+1)
 
 	h.init(h) // Init self-collection.
@@ -632,8 +639,8 @@ func (hc *histogramCounts) observe(v float64, bucket int, doSparse bool) {
 			if frac == 0.5 {
 				key--
 			}
-			div := 1 << -schema
-			key = (key + div - 1) / div
+			offset := (1 << -schema) - 1
+			key = (key + offset) >> -schema
 		}
 		if isInf {
 			key++
@@ -810,7 +817,7 @@ func (h *histogram) observe(v float64, bucket int) {
 	}
 }
 
-// limitSparsebuckets applies a strategy to limit the number of populated sparse
+// limitBuckets applies a strategy to limit the number of populated sparse
 // buckets. It's generally best effort, and there are situations where the
 // number can go higher (if even the lowest resolution isn't enough to reduce
 // the number sufficiently, or if the provided counts aren't fully updated yet
@@ -1034,15 +1041,23 @@ type HistogramVec struct {
 // NewHistogramVec creates a new HistogramVec based on the provided HistogramOpts and
 // partitioned by the given label names.
 func NewHistogramVec(opts HistogramOpts, labelNames []string) *HistogramVec {
-	desc := NewDesc(
+	return V2.NewHistogramVec(HistogramVecOpts{
+		HistogramOpts:  opts,
+		VariableLabels: UnconstrainedLabels(labelNames),
+	})
+}
+
+// NewHistogramVec creates a new HistogramVec based on the provided HistogramVecOpts.
+func (v2) NewHistogramVec(opts HistogramVecOpts) *HistogramVec {
+	desc := V2.NewDesc(
 		BuildFQName(opts.Namespace, opts.Subsystem, opts.Name),
 		opts.Help,
-		labelNames,
+		opts.VariableLabels,
 		opts.ConstLabels,
 	)
 	return &HistogramVec{
 		MetricVec: NewMetricVec(desc, func(lvs ...string) Metric {
-			return newHistogram(desc, opts, lvs...)
+			return newHistogram(desc, opts.HistogramOpts, lvs...)
 		}),
 	}
 }

vendor/github.com/prometheus/client_golang/prometheus/labels.go

@@ -32,6 +32,78 @@ import (
 // create a Desc.
 type Labels map[string]string
 
+// ConstrainedLabels represents a label name and its constrain function
+// to normalize label values. This type is commonly used when constructing
+// metric vector Collectors.
+type ConstrainedLabel struct {
+	Name       string
+	Constraint func(string) string
+}
+
+func (cl ConstrainedLabel) Constrain(v string) string {
+	if cl.Constraint == nil {
+		return v
+	}
+	return cl.Constraint(v)
+}
+
+// ConstrainableLabels is an interface that allows creating of labels that can
+// be optionally constrained.
+//
+//	prometheus.V2().NewCounterVec(CounterVecOpts{
+//	  CounterOpts: {...}, // Usual CounterOpts fields
+//	  VariableLabels: []ConstrainedLabels{
+//	    {Name: "A"},
+//	    {Name: "B", Constraint: func(v string) string { ... }},
+//	  },
+//	})
+type ConstrainableLabels interface {
+	constrainedLabels() ConstrainedLabels
+	labelNames() []string
+}
+
+// ConstrainedLabels represents a collection of label name -> constrain function
+// to normalize label values. This type is commonly used when constructing
+// metric vector Collectors.
+type ConstrainedLabels []ConstrainedLabel
+
+func (cls ConstrainedLabels) constrainedLabels() ConstrainedLabels {
+	return cls
+}
+
+func (cls ConstrainedLabels) labelNames() []string {
+	names := make([]string, len(cls))
+	for i, label := range cls {
+		names[i] = label.Name
+	}
+	return names
+}
+
+// UnconstrainedLabels represents collection of label without any constraint on
+// their value. Thus, it is simply a collection of label names.
+//
+//	UnconstrainedLabels([]string{ "A", "B" })
+//
+// is equivalent to
+//
+//	ConstrainedLabels {
+//	  { Name: "A" },
+//	  { Name: "B" },
+//	}
+type UnconstrainedLabels []string
+
+func (uls UnconstrainedLabels) constrainedLabels() ConstrainedLabels {
+	constrainedLabels := make([]ConstrainedLabel, len(uls))
+	for i, l := range uls {
+		constrainedLabels[i] = ConstrainedLabel{Name: l}
+	}
+	return constrainedLabels
+}
+
+func (uls UnconstrainedLabels) labelNames() []string {
+	return uls
+}
+
 // reservedLabelPrefix is a prefix which is not legal in user-supplied
 // label names.
 const reservedLabelPrefix = "__"

vendor/github.com/prometheus/client_golang/prometheus/metric.go

@@ -20,11 +20,9 @@ import (
 	"strings"
 	"time"
 
-	//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
-	"github.com/golang/protobuf/proto"
-	"github.com/prometheus/common/model"
-
 	dto "github.com/prometheus/client_model/go"
+	"github.com/prometheus/common/model"
+	"google.golang.org/protobuf/proto"
 )
 
 var separatorByteSlice = []byte{model.SeparatorByte} // For convenient use with xxhash.

vendor/github.com/prometheus/client_golang/prometheus/promauto/auto.go

@@ -28,30 +28,30 @@
 //	package main
 //
 //	import (
-//	        "math/rand"
-//	        "net/http"
+//		"math/rand"
+//		"net/http"
 //
-//	        "github.com/prometheus/client_golang/prometheus"
-//	        "github.com/prometheus/client_golang/prometheus/promauto"
-//	        "github.com/prometheus/client_golang/prometheus/promhttp"
+//		"github.com/prometheus/client_golang/prometheus"
+//		"github.com/prometheus/client_golang/prometheus/promauto"
+//		"github.com/prometheus/client_golang/prometheus/promhttp"
 //	)
 //
 //	var histogram = promauto.NewHistogram(prometheus.HistogramOpts{
-//	        Name:    "random_numbers",
-//	        Help:    "A histogram of normally distributed random numbers.",
-//	        Buckets: prometheus.LinearBuckets(-3, .1, 61),
+//		Name:    "random_numbers",
+//		Help:    "A histogram of normally distributed random numbers.",
+//		Buckets: prometheus.LinearBuckets(-3, .1, 61),
 //	})
 //
 //	func Random() {
-//	        for {
-//	                histogram.Observe(rand.NormFloat64())
-//	        }
+//		for {
+//			histogram.Observe(rand.NormFloat64())
+//		}
 //	}
 //
 //	func main() {
-//	        go Random()
-//	        http.Handle("/metrics", promhttp.Handler())
-//	        http.ListenAndServe(":1971", nil)
+//		go Random()
+//		http.Handle("/metrics", promhttp.Handler())
+//		http.ListenAndServe(":1971", nil)
 //	}
 //
 // Prometheus's version of a minimal hello-world program:

vendor/github.com/prometheus/client_golang/prometheus/promhttp/http.go

@@ -37,6 +37,7 @@ import (
 	"fmt"
 	"io"
 	"net/http"
+	"strconv"
 	"strings"
 	"sync"
 	"time"
@@ -47,9 +48,10 @@ import (
 )
 
 const (
-	contentTypeHeader     = "Content-Type"
-	contentEncodingHeader = "Content-Encoding"
-	acceptEncodingHeader  = "Accept-Encoding"
+	contentTypeHeader      = "Content-Type"
+	contentEncodingHeader  = "Content-Encoding"
+	acceptEncodingHeader   = "Accept-Encoding"
+	processStartTimeHeader = "Process-Start-Time-Unix"
 )
 
 var gzipPool = sync.Pool{
@@ -121,6 +123,9 @@ func HandlerForTransactional(reg prometheus.TransactionalGatherer, opts HandlerO
 	}
 
 	h := http.HandlerFunc(func(rsp http.ResponseWriter, req *http.Request) {
+		if !opts.ProcessStartTime.IsZero() {
+			rsp.Header().Set(processStartTimeHeader, strconv.FormatInt(opts.ProcessStartTime.Unix(), 10))
+		}
 		if inFlightSem != nil {
 			select {
 			case inFlightSem <- struct{}{}: // All good, carry on.
@@ -366,6 +371,14 @@ type HandlerOpts struct {
 	// (which changes the identity of the resulting series on the Prometheus
 	// server).
 	EnableOpenMetrics bool
+	// ProcessStartTime allows setting process start timevalue that will be exposed
+	// with "Process-Start-Time-Unix" response header along with the metrics
+	// payload. This allow callers to have efficient transformations to cumulative
+	// counters (e.g. OpenTelemetry) or generally _created timestamp estimation per
+	// scrape target.
+	// NOTE: This feature is experimental and not covered by OpenMetrics or Prometheus
+	// exposition format.
+	ProcessStartTime time.Time
 }
 
 // gzipAccepted returns whether the client will accept gzip-encoded content.

vendor/github.com/prometheus/client_golang/prometheus/promhttp/instrument_client.go

@@ -68,16 +68,17 @@ func InstrumentRoundTripperCounter(counter *prometheus.CounterVec, next http.Rou
 		o.apply(rtOpts)
 	}
 
-	code, method := checkLabels(counter)
+	// Curry the counter with dynamic labels before checking the remaining labels.
+	code, method := checkLabels(counter.MustCurryWith(rtOpts.emptyDynamicLabels()))
 
 	return func(r *http.Request) (*http.Response, error) {
 		resp, err := next.RoundTrip(r)
 		if err == nil {
-			addWithExemplar(
-				counter.With(labels(code, method, r.Method, resp.StatusCode, rtOpts.extraMethods...)),
-				1,
-				rtOpts.getExemplarFn(r.Context()),
-			)
+			l := labels(code, method, r.Method, resp.StatusCode, rtOpts.extraMethods...)
+			for label, resolve := range rtOpts.extraLabelsFromCtx {
+				l[label] = resolve(resp.Request.Context())
+			}
+			addWithExemplar(counter.With(l), 1, rtOpts.getExemplarFn(r.Context()))
 		}
 		return resp, err
 	}
@@ -110,17 +111,18 @@ func InstrumentRoundTripperDuration(obs prometheus.ObserverVec, next http.RoundT
 		o.apply(rtOpts)
 	}
 
-	code, method := checkLabels(obs)
+	// Curry the observer with dynamic labels before checking the remaining labels.
+	code, method := checkLabels(obs.MustCurryWith(rtOpts.emptyDynamicLabels()))
 
 	return func(r *http.Request) (*http.Response, error) {
 		start := time.Now()
 		resp, err := next.RoundTrip(r)
 		if err == nil {
-			observeWithExemplar(
-				obs.With(labels(code, method, r.Method, resp.StatusCode, rtOpts.extraMethods...)),
-				time.Since(start).Seconds(),
-				rtOpts.getExemplarFn(r.Context()),
-			)
+			l := labels(code, method, r.Method, resp.StatusCode, rtOpts.extraMethods...)
+			for label, resolve := range rtOpts.extraLabelsFromCtx {
+				l[label] = resolve(resp.Request.Context())
+			}
+			observeWithExemplar(obs.With(l), time.Since(start).Seconds(), rtOpts.getExemplarFn(r.Context()))
 		}
 		return resp, err
 	}

vendor/github.com/prometheus/client_golang/prometheus/promhttp/instrument_server.go

@@ -87,7 +87,8 @@ func InstrumentHandlerDuration(obs prometheus.ObserverVec, next http.Handler, op
 		o.apply(hOpts)
 	}
 
-	code, method := checkLabels(obs)
+	// Curry the observer with dynamic labels before checking the remaining labels.
+	code, method := checkLabels(obs.MustCurryWith(hOpts.emptyDynamicLabels()))
 
 	if code {
 		return func(w http.ResponseWriter, r *http.Request) {
@@ -95,23 +96,22 @@ func InstrumentHandlerDuration(obs prometheus.ObserverVec, next http.Handler, op
 			d := newDelegator(w, nil)
 			next.ServeHTTP(d, r)
 
-			observeWithExemplar(
-				obs.With(labels(code, method, r.Method, d.Status(), hOpts.extraMethods...)),
-				time.Since(now).Seconds(),
-				hOpts.getExemplarFn(r.Context()),
-			)
+			l := labels(code, method, r.Method, d.Status(), hOpts.extraMethods...)
+			for label, resolve := range hOpts.extraLabelsFromCtx {
+				l[label] = resolve(r.Context())
+			}
+			observeWithExemplar(obs.With(l), time.Since(now).Seconds(), hOpts.getExemplarFn(r.Context()))
 		}
 	}
 
 	return func(w http.ResponseWriter, r *http.Request) {
 		now := time.Now()
 		next.ServeHTTP(w, r)
-
-		observeWithExemplar(
-			obs.With(labels(code, method, r.Method, 0, hOpts.extraMethods...)),
-			time.Since(now).Seconds(),
-			hOpts.getExemplarFn(r.Context()),
-		)
+		l := labels(code, method, r.Method, 0, hOpts.extraMethods...)
+		for label, resolve := range hOpts.extraLabelsFromCtx {
+			l[label] = resolve(r.Context())
+		}
+		observeWithExemplar(obs.With(l), time.Since(now).Seconds(), hOpts.getExemplarFn(r.Context()))
 	}
 }
 
@@ -138,28 +138,30 @@ func InstrumentHandlerCounter(counter *prometheus.CounterVec, next http.Handler,
 		o.apply(hOpts)
 	}
 
-	code, method := checkLabels(counter)
+	// Curry the counter with dynamic labels before checking the remaining labels.
+	code, method := checkLabels(counter.MustCurryWith(hOpts.emptyDynamicLabels()))
 
 	if code {
 		return func(w http.ResponseWriter, r *http.Request) {
 			d := newDelegator(w, nil)
 			next.ServeHTTP(d, r)
 
-			addWithExemplar(
-				counter.With(labels(code, method, r.Method, d.Status(), hOpts.extraMethods...)),
-				1,
-				hOpts.getExemplarFn(r.Context()),
-			)
+			l := labels(code, method, r.Method, d.Status(), hOpts.extraMethods...)
+			for label, resolve := range hOpts.extraLabelsFromCtx {
+				l[label] = resolve(r.Context())
+			}
+			addWithExemplar(counter.With(l), 1, hOpts.getExemplarFn(r.Context()))
 		}
 	}
 
 	return func(w http.ResponseWriter, r *http.Request) {
 		next.ServeHTTP(w, r)
-		addWithExemplar(
-			counter.With(labels(code, method, r.Method, 0, hOpts.extraMethods...)),
-			1,
-			hOpts.getExemplarFn(r.Context()),
-		)
+
+		l := labels(code, method, r.Method, 0, hOpts.extraMethods...)
+		for label, resolve := range hOpts.extraLabelsFromCtx {
+			l[label] = resolve(r.Context())
+		}
+		addWithExemplar(counter.With(l), 1, hOpts.getExemplarFn(r.Context()))
 	}
 }
 
@@ -191,16 +193,17 @@ func InstrumentHandlerTimeToWriteHeader(obs prometheus.ObserverVec, next http.Ha
 		o.apply(hOpts)
 	}
 
-	code, method := checkLabels(obs)
+	// Curry the observer with dynamic labels before checking the remaining labels.
+	code, method := checkLabels(obs.MustCurryWith(hOpts.emptyDynamicLabels()))
 
 	return func(w http.ResponseWriter, r *http.Request) {
 		now := time.Now()
 		d := newDelegator(w, func(status int) {
-			observeWithExemplar(
-				obs.With(labels(code, method, r.Method, status, hOpts.extraMethods...)),
-				time.Since(now).Seconds(),
-				hOpts.getExemplarFn(r.Context()),
-			)
+			l := labels(code, method, r.Method, status, hOpts.extraMethods...)
+			for label, resolve := range hOpts.extraLabelsFromCtx {
+				l[label] = resolve(r.Context())
+			}
+			observeWithExemplar(obs.With(l), time.Since(now).Seconds(), hOpts.getExemplarFn(r.Context()))
 		})
 		next.ServeHTTP(d, r)
 	}
@@ -231,28 +234,32 @@ func InstrumentHandlerRequestSize(obs prometheus.ObserverVec, next http.Handler,
 		o.apply(hOpts)
 	}
 
-	code, method := checkLabels(obs)
+	// Curry the observer with dynamic labels before checking the remaining labels.
+	code, method := checkLabels(obs.MustCurryWith(hOpts.emptyDynamicLabels()))
+
 	if code {
 		return func(w http.ResponseWriter, r *http.Request) {
 			d := newDelegator(w, nil)
 			next.ServeHTTP(d, r)
 			size := computeApproximateRequestSize(r)
-			observeWithExemplar(
-				obs.With(labels(code, method, r.Method, d.Status(), hOpts.extraMethods...)),
-				float64(size),
-				hOpts.getExemplarFn(r.Context()),
-			)
+
+			l := labels(code, method, r.Method, d.Status(), hOpts.extraMethods...)
+			for label, resolve := range hOpts.extraLabelsFromCtx {
+				l[label] = resolve(r.Context())
+			}
+			observeWithExemplar(obs.With(l), float64(size), hOpts.getExemplarFn(r.Context()))
 		}
 	}
 
 	return func(w http.ResponseWriter, r *http.Request) {
 		next.ServeHTTP(w, r)
 		size := computeApproximateRequestSize(r)
-		observeWithExemplar(
-			obs.With(labels(code, method, r.Method, 0, hOpts.extraMethods...)),
-			float64(size),
-			hOpts.getExemplarFn(r.Context()),
-		)
+
+		l := labels(code, method, r.Method, 0, hOpts.extraMethods...)
+		for label, resolve := range hOpts.extraLabelsFromCtx {
+			l[label] = resolve(r.Context())
+		}
+		observeWithExemplar(obs.With(l), float64(size), hOpts.getExemplarFn(r.Context()))
 	}
 }
 
@@ -281,16 +288,18 @@ func InstrumentHandlerResponseSize(obs prometheus.ObserverVec, next http.Handler
 		o.apply(hOpts)
 	}
 
-	code, method := checkLabels(obs)
+	// Curry the observer with dynamic labels before checking the remaining labels.
+	code, method := checkLabels(obs.MustCurryWith(hOpts.emptyDynamicLabels()))
 
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		d := newDelegator(w, nil)
 		next.ServeHTTP(d, r)
-		observeWithExemplar(
-			obs.With(labels(code, method, r.Method, d.Status(), hOpts.extraMethods...)),
-			float64(d.Written()),
-			hOpts.getExemplarFn(r.Context()),
-		)
+
+		l := labels(code, method, r.Method, d.Status(), hOpts.extraMethods...)
+		for label, resolve := range hOpts.extraLabelsFromCtx {
+			l[label] = resolve(r.Context())
+		}
+		observeWithExemplar(obs.With(l), float64(d.Written()), hOpts.getExemplarFn(r.Context()))
 	})
 }
 

vendor/github.com/prometheus/client_golang/prometheus/promhttp/option.go

@@ -24,14 +24,32 @@ type Option interface {
 	apply(*options)
 }
 
+// LabelValueFromCtx are used to compute the label value from request context.
+// Context can be filled with values from request through middleware.
+type LabelValueFromCtx func(ctx context.Context) string
+
 // options store options for both a handler or round tripper.
 type options struct {
-	extraMethods  []string
-	getExemplarFn func(requestCtx context.Context) prometheus.Labels
+	extraMethods       []string
+	getExemplarFn      func(requestCtx context.Context) prometheus.Labels
+	extraLabelsFromCtx map[string]LabelValueFromCtx
 }
 
 func defaultOptions() *options {
-	return &options{getExemplarFn: func(ctx context.Context) prometheus.Labels { return nil }}
+	return &options{
+		getExemplarFn:      func(ctx context.Context) prometheus.Labels { return nil },
+		extraLabelsFromCtx: map[string]LabelValueFromCtx{},
+	}
+}
+
+func (o *options) emptyDynamicLabels() prometheus.Labels {
+	labels := prometheus.Labels{}
+
+	for label := range o.extraLabelsFromCtx {
+		labels[label] = ""
+	}
+
+	return labels
 }
 
 type optionApplyFunc func(*options)
@@ -48,11 +66,19 @@ func WithExtraMethods(methods ...string) Option {
 	})
 }
 
-// WithExemplarFromContext adds allows to put a hook to all counter and histogram metrics.
-// If the hook function returns non-nil labels, exemplars will be added for that request, otherwise metric
-// will get instrumented without exemplar.
+// WithExemplarFromContext allows to inject function that will get exemplar from context that will be put to counter and histogram metrics.
+// If the function returns nil labels or the metric does not support exemplars, no exemplar will be added (noop), but
+// metric will continue to observe/increment.
 func WithExemplarFromContext(getExemplarFn func(requestCtx context.Context) prometheus.Labels) Option {
 	return optionApplyFunc(func(o *options) {
 		o.getExemplarFn = getExemplarFn
 	})
 }
+
+// WithLabelFromCtx registers a label for dynamic resolution with access to context.
+// See the example for ExampleInstrumentHandlerWithLabelResolver for example usage
+func WithLabelFromCtx(name string, valueFn LabelValueFromCtx) Option {
+	return optionApplyFunc(func(o *options) {
+		o.extraLabelsFromCtx[name] = valueFn
+	})
+}

vendor/github.com/prometheus/client_golang/prometheus/registry.go

@@ -21,18 +21,17 @@ import (
 	"path/filepath"
 	"runtime"
 	"sort"
+	"strconv"
 	"strings"
 	"sync"
 	"unicode/utf8"
 
-	"github.com/cespare/xxhash/v2"
-	//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
-	"github.com/golang/protobuf/proto"
-	"github.com/prometheus/common/expfmt"
-
-	dto "github.com/prometheus/client_model/go"
-
 	"github.com/prometheus/client_golang/prometheus/internal"
+
+	"github.com/cespare/xxhash/v2"
+	dto "github.com/prometheus/client_model/go"
+	"github.com/prometheus/common/expfmt"
+	"google.golang.org/protobuf/proto"
 )
 
 const (
@@ -933,6 +932,10 @@ func checkMetricConsistency(
 		h.WriteString(lp.GetValue())
 		h.Write(separatorByteSlice)
 	}
+	if dtoMetric.TimestampMs != nil {
+		h.WriteString(strconv.FormatInt(*(dtoMetric.TimestampMs), 10))
+		h.Write(separatorByteSlice)
+	}
 	hSum := h.Sum64()
 	if _, exists := metricHashes[hSum]; exists {
 		return fmt.Errorf(
@@ -962,7 +965,7 @@ func checkDescConsistency(
 	copy(lpsFromDesc, desc.constLabelPairs)
 	for _, l := range desc.variableLabels {
 		lpsFromDesc = append(lpsFromDesc, &dto.LabelPair{
-			Name: proto.String(l),
+			Name: proto.String(l.Name),
 		})
 	}
 	if len(lpsFromDesc) != len(dtoMetric.Label) {

vendor/github.com/prometheus/client_golang/prometheus/summary.go

@@ -22,11 +22,10 @@ import (
 	"sync/atomic"
 	"time"
 
-	"github.com/beorn7/perks/quantile"
-	//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
-	"github.com/golang/protobuf/proto"
-
 	dto "github.com/prometheus/client_model/go"
+
+	"github.com/beorn7/perks/quantile"
+	"google.golang.org/protobuf/proto"
 )
 
 // quantileLabel is used for the label that defines the quantile in a
@@ -148,6 +147,18 @@ type SummaryOpts struct {
 	BufCap uint32
 }
 
+// SummaryVecOpts bundles the options to create a SummaryVec metric.
+// It is mandatory to set SummaryOpts, see there for mandatory fields. VariableLabels
+// is optional and can safely be left to its default value.
+type SummaryVecOpts struct {
+	SummaryOpts
+
+	// VariableLabels are used to partition the metric vector by the given set
+	// of labels. Each label value will be constrained with the optional Contraint
+	// function, if provided.
+	VariableLabels ConstrainableLabels
+}
+
 // Problem with the sliding-window decay algorithm... The Merge method of
 // perk/quantile is actually not working as advertised - and it might be
 // unfixable, as the underlying algorithm is apparently not capable of merging
@@ -178,11 +189,11 @@ func NewSummary(opts SummaryOpts) Summary {
 
 func newSummary(desc *Desc, opts SummaryOpts, labelValues ...string) Summary {
 	if len(desc.variableLabels) != len(labelValues) {
-		panic(makeInconsistentCardinalityError(desc.fqName, desc.variableLabels, labelValues))
+		panic(makeInconsistentCardinalityError(desc.fqName, desc.variableLabels.labelNames(), labelValues))
 	}
 
 	for _, n := range desc.variableLabels {
-		if n == quantileLabel {
+		if n.Name == quantileLabel {
 			panic(errQuantileLabelNotAllowed)
 		}
 	}
@@ -530,20 +541,28 @@ type SummaryVec struct {
 // it is handled by the Prometheus server internally, “quantile” is an illegal
 // label name. NewSummaryVec will panic if this label name is used.
 func NewSummaryVec(opts SummaryOpts, labelNames []string) *SummaryVec {
-	for _, ln := range labelNames {
+	return V2.NewSummaryVec(SummaryVecOpts{
+		SummaryOpts:    opts,
+		VariableLabels: UnconstrainedLabels(labelNames),
+	})
+}
+
+// NewSummaryVec creates a new SummaryVec based on the provided SummaryVecOpts.
+func (v2) NewSummaryVec(opts SummaryVecOpts) *SummaryVec {
+	for _, ln := range opts.VariableLabels.labelNames() {
 		if ln == quantileLabel {
 			panic(errQuantileLabelNotAllowed)
 		}
 	}
-	desc := NewDesc(
+	desc := V2.NewDesc(
 		BuildFQName(opts.Namespace, opts.Subsystem, opts.Name),
 		opts.Help,
-		labelNames,
+		opts.VariableLabels,
 		opts.ConstLabels,
 	)
 	return &SummaryVec{
 		MetricVec: NewMetricVec(desc, func(lvs ...string) Metric {
-			return newSummary(desc, opts, lvs...)
+			return newSummary(desc, opts.SummaryOpts, lvs...)
 		}),
 	}
 }

vendor/github.com/prometheus/client_golang/prometheus/timer.go

@@ -23,7 +23,9 @@ type Timer struct {
 }
 
 // NewTimer creates a new Timer. The provided Observer is used to observe a
-// duration in seconds. Timer is usually used to time a function call in the
+// duration in seconds. If the Observer implements ExemplarObserver, passing exemplar
+// later on will be also supported.
+// Timer is usually used to time a function call in the
 // following way:
 //
 //	func TimeMe() {
@@ -31,6 +33,14 @@ type Timer struct {
 //	    defer timer.ObserveDuration()
 //	    // Do actual work.
 //	}
+//
+// or
+//
+//	func TimeMeWithExemplar() {
+//		    timer := NewTimer(myHistogram)
+//		    defer timer.ObserveDurationWithExemplar(exemplar)
+//		    // Do actual work.
+//		}
 func NewTimer(o Observer) *Timer {
 	return &Timer{
 		begin:    time.Now(),
@@ -53,3 +63,19 @@ func (t *Timer) ObserveDuration() time.Duration {
 	}
 	return d
 }
+
+// ObserveDurationWithExemplar is like ObserveDuration, but it will also
+// observe exemplar with the duration unless exemplar is nil or provided Observer can't
+// be casted to ExemplarObserver.
+func (t *Timer) ObserveDurationWithExemplar(exemplar Labels) time.Duration {
+	d := time.Since(t.begin)
+	eo, ok := t.observer.(ExemplarObserver)
+	if ok && exemplar != nil {
+		eo.ObserveWithExemplar(d.Seconds(), exemplar)
+		return d
+	}
+	if t.observer != nil {
+		t.observer.Observe(d.Seconds())
+	}
+	return d
+}

vendor/github.com/prometheus/client_golang/prometheus/value.go

@@ -19,13 +19,11 @@ import (
 	"time"
 	"unicode/utf8"
 
-	//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
-	"github.com/golang/protobuf/proto"
-	"google.golang.org/protobuf/types/known/timestamppb"
-
 	"github.com/prometheus/client_golang/prometheus/internal"
 
 	dto "github.com/prometheus/client_model/go"
+	"google.golang.org/protobuf/proto"
+	"google.golang.org/protobuf/types/known/timestamppb"
 )
 
 // ValueType is an enumeration of metric types that represent a simple value.
@@ -188,9 +186,9 @@ func MakeLabelPairs(desc *Desc, labelValues []string) []*dto.LabelPair {
 		return desc.constLabelPairs
 	}
 	labelPairs := make([]*dto.LabelPair, 0, totalLen)
-	for i, n := range desc.variableLabels {
+	for i, l := range desc.variableLabels {
 		labelPairs = append(labelPairs, &dto.LabelPair{
-			Name:  proto.String(n),
+			Name:  proto.String(l.Name),
 			Value: proto.String(labelValues[i]),
 		})
 	}

vendor/github.com/prometheus/client_golang/prometheus/vec.go

@@ -20,6 +20,24 @@ import (
 	"github.com/prometheus/common/model"
 )
 
+var labelsPool = &sync.Pool{
+	New: func() interface{} {
+		return make(Labels)
+	},
+}
+
+func getLabelsFromPool() Labels {
+	return labelsPool.Get().(Labels)
+}
+
+func putLabelsToPool(labels Labels) {
+	for k := range labels {
+		delete(labels, k)
+	}
+
+	labelsPool.Put(labels)
+}
+
 // MetricVec is a Collector to bundle metrics of the same name that differ in
 // their label values. MetricVec is not used directly but as a building block
 // for implementations of vectors of a given metric type, like GaugeVec,
@@ -72,6 +90,7 @@ func NewMetricVec(desc *Desc, newMetric func(lvs ...string) Metric) *MetricVec {
 // with a performance overhead (for creating and processing the Labels map).
 // See also the CounterVec example.
 func (m *MetricVec) DeleteLabelValues(lvs ...string) bool {
+	lvs = constrainLabelValues(m.desc, lvs, m.curry)
 	h, err := m.hashLabelValues(lvs)
 	if err != nil {
 		return false
@@ -91,6 +110,9 @@ func (m *MetricVec) DeleteLabelValues(lvs ...string) bool {
 // This method is used for the same purpose as DeleteLabelValues(...string). See
 // there for pros and cons of the two methods.
 func (m *MetricVec) Delete(labels Labels) bool {
+	labels = constrainLabels(m.desc, labels)
+	defer putLabelsToPool(labels)
+
 	h, err := m.hashLabels(labels)
 	if err != nil {
 		return false
@@ -106,6 +128,9 @@ func (m *MetricVec) Delete(labels Labels) bool {
 // Note that curried labels will never be matched if deleting from the curried vector.
 // To match curried labels with DeletePartialMatch, it must be called on the base vector.
 func (m *MetricVec) DeletePartialMatch(labels Labels) int {
+	labels = constrainLabels(m.desc, labels)
+	defer putLabelsToPool(labels)
+
 	return m.metricMap.deleteByLabels(labels, m.curry)
 }
 
@@ -145,10 +170,10 @@ func (m *MetricVec) CurryWith(labels Labels) (*MetricVec, error) {
 		iCurry   int
 	)
 	for i, label := range m.desc.variableLabels {
-		val, ok := labels[label]
+		val, ok := labels[label.Name]
 		if iCurry < len(oldCurry) && oldCurry[iCurry].index == i {
 			if ok {
-				return nil, fmt.Errorf("label name %q is already curried", label)
+				return nil, fmt.Errorf("label name %q is already curried", label.Name)
 			}
 			newCurry = append(newCurry, oldCurry[iCurry])
 			iCurry++
@@ -156,7 +181,7 @@ func (m *MetricVec) CurryWith(labels Labels) (*MetricVec, error) {
 			if !ok {
 				continue // Label stays uncurried.
 			}
-			newCurry = append(newCurry, curriedLabelValue{i, val})
+			newCurry = append(newCurry, curriedLabelValue{i, label.Constrain(val)})
 		}
 	}
 	if l := len(oldCurry) + len(labels) - len(newCurry); l > 0 {
@@ -199,6 +224,7 @@ func (m *MetricVec) CurryWith(labels Labels) (*MetricVec, error) {
 // a wrapper around MetricVec, implementing a vector for a specific Metric
 // implementation, for example GaugeVec.
 func (m *MetricVec) GetMetricWithLabelValues(lvs ...string) (Metric, error) {
+	lvs = constrainLabelValues(m.desc, lvs, m.curry)
 	h, err := m.hashLabelValues(lvs)
 	if err != nil {
 		return nil, err
@@ -224,6 +250,9 @@ func (m *MetricVec) GetMetricWithLabelValues(lvs ...string) (Metric, error) {
 // around MetricVec, implementing a vector for a specific Metric implementation,
 // for example GaugeVec.
 func (m *MetricVec) GetMetricWith(labels Labels) (Metric, error) {
+	labels = constrainLabels(m.desc, labels)
+	defer putLabelsToPool(labels)
+
 	h, err := m.hashLabels(labels)
 	if err != nil {
 		return nil, err
@@ -266,16 +295,16 @@ func (m *MetricVec) hashLabels(labels Labels) (uint64, error) {
 		iCurry int
 	)
 	for i, label := range m.desc.variableLabels {
-		val, ok := labels[label]
+		val, ok := labels[label.Name]
 		if iCurry < len(curry) && curry[iCurry].index == i {
 			if ok {
-				return 0, fmt.Errorf("label name %q is already curried", label)
+				return 0, fmt.Errorf("label name %q is already curried", label.Name)
 			}
 			h = m.hashAdd(h, curry[iCurry].value)
 			iCurry++
 		} else {
 			if !ok {
-				return 0, fmt.Errorf("label name %q missing in label map", label)
+				return 0, fmt.Errorf("label name %q missing in label map", label.Name)
 			}
 			h = m.hashAdd(h, val)
 		}
@@ -453,7 +482,7 @@ func valueMatchesVariableOrCurriedValue(targetValue string, index int, values []
 func matchPartialLabels(desc *Desc, values []string, labels Labels, curry []curriedLabelValue) bool {
 	for l, v := range labels {
 		// Check if the target label exists in our metrics and get the index.
-		varLabelIndex, validLabel := indexOf(l, desc.variableLabels)
+		varLabelIndex, validLabel := indexOf(l, desc.variableLabels.labelNames())
 		if validLabel {
 			// Check the value of that label against the target value.
 			// We don't consider curried values in partial matches.
@@ -605,7 +634,7 @@ func matchLabels(desc *Desc, values []string, labels Labels, curry []curriedLabe
 			iCurry++
 			continue
 		}
-		if values[i] != labels[k] {
+		if values[i] != labels[k.Name] {
 			return false
 		}
 	}
@@ -621,7 +650,7 @@ func extractLabelValues(desc *Desc, labels Labels, curry []curriedLabelValue) []
 			iCurry++
 			continue
 		}
-		labelValues[i] = labels[k]
+		labelValues[i] = labels[k.Name]
 	}
 	return labelValues
 }
@@ -640,3 +669,35 @@ func inlineLabelValues(lvs []string, curry []curriedLabelValue) []string {
 	}
 	return labelValues
 }
+
+func constrainLabels(desc *Desc, labels Labels) Labels {
+	constrainedLabels := getLabelsFromPool()
+	for l, v := range labels {
+		if i, ok := indexOf(l, desc.variableLabels.labelNames()); ok {
+			v = desc.variableLabels[i].Constrain(v)
+		}
+
+		constrainedLabels[l] = v
+	}
+
+	return constrainedLabels
+}
+
+func constrainLabelValues(desc *Desc, lvs []string, curry []curriedLabelValue) []string {
+	constrainedValues := make([]string, len(lvs))
+	var iCurry, iLVs int
+	for i := 0; i < len(lvs)+len(curry); i++ {
+		if iCurry < len(curry) && curry[iCurry].index == i {
+			iCurry++
+			continue
+		}
+
+		if i < len(desc.variableLabels) {
+			constrainedValues[iLVs] = desc.variableLabels[i].Constrain(lvs[iLVs])
+		} else {
+			constrainedValues[iLVs] = lvs[iLVs]
+		}
+		iLVs++
+	}
+	return constrainedValues
+}

vendor/github.com/prometheus/client_golang/prometheus/vnext.go

@@ -0,0 +1,23 @@
+// Copyright 2022 The Prometheus Authors
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package prometheus
+
+type v2 struct{}
+
+// V2 is a struct that can be referenced to access experimental API that might
+// be present in v2 of client golang someday. It offers extended functionality
+// of v1 with slightly changed API. It is acceptable to use some pieces from v1
+// and e.g `prometheus.NewGauge` and some from v2 e.g. `prometheus.V2.NewDesc`
+// in the same codebase.
+var V2 = v2{}

vendor/github.com/prometheus/client_golang/prometheus/wrap.go

@@ -17,12 +17,10 @@ import (
 	"fmt"
 	"sort"
 
-	//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
-	"github.com/golang/protobuf/proto"
+	"github.com/prometheus/client_golang/prometheus/internal"
 
 	dto "github.com/prometheus/client_model/go"
-
-	"github.com/prometheus/client_golang/prometheus/internal"
+	"google.golang.org/protobuf/proto"
 )
 
 // WrapRegistererWith returns a Registerer wrapping the provided
@@ -206,7 +204,7 @@ func wrapDesc(desc *Desc, prefix string, labels Labels) *Desc {
 		constLabels[ln] = lv
 	}
 	// NewDesc will do remaining validations.
-	newDesc := NewDesc(prefix+desc.fqName, desc.help, desc.variableLabels, constLabels)
+	newDesc := V2.NewDesc(prefix+desc.fqName, desc.help, desc.variableLabels, constLabels)
 	// Propagate errors if there was any. This will override any errer
 	// created by NewDesc above, i.e. earlier errors get precedence.
 	if desc.err != nil {

vendor/github.com/prometheus/procfs/Makefile.common

@@ -61,7 +61,7 @@ PROMU_URL     := https://github.com/prometheus/promu/releases/download/v$(PROMU_
 SKIP_GOLANGCI_LINT :=
 GOLANGCI_LINT :=
 GOLANGCI_LINT_OPTS ?=
-GOLANGCI_LINT_VERSION ?= v1.49.0
+GOLANGCI_LINT_VERSION ?= v1.51.2
 # golangci-lint only supports linux, darwin and windows platforms on i386/amd64.
 # windows isn't included here because of the path separator being different.
 ifeq ($(GOHOSTOS),$(filter $(GOHOSTOS),linux darwin))
@@ -91,6 +91,8 @@ BUILD_DOCKER_ARCHS = $(addprefix common-docker-,$(DOCKER_ARCHS))
 PUBLISH_DOCKER_ARCHS = $(addprefix common-docker-publish-,$(DOCKER_ARCHS))
 TAG_DOCKER_ARCHS = $(addprefix common-docker-tag-latest-,$(DOCKER_ARCHS))
 
+SANITIZED_DOCKER_IMAGE_TAG := $(subst +,-,$(DOCKER_IMAGE_TAG))
+
 ifeq ($(GOHOSTARCH),amd64)
         ifeq ($(GOHOSTOS),$(filter $(GOHOSTOS),linux freebsd darwin windows))
                 # Only supported on amd64
@@ -205,7 +207,7 @@ common-tarball: promu
 .PHONY: common-docker $(BUILD_DOCKER_ARCHS)
 common-docker: $(BUILD_DOCKER_ARCHS)
 $(BUILD_DOCKER_ARCHS): common-docker-%:
-	docker build -t "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:$(DOCKER_IMAGE_TAG)" \
+	docker build -t "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:$(SANITIZED_DOCKER_IMAGE_TAG)" \
 		-f $(DOCKERFILE_PATH) \
 		--build-arg ARCH="$*" \
 		--build-arg OS="linux" \
@@ -214,19 +216,19 @@ $(BUILD_DOCKER_ARCHS): common-docker-%:
 .PHONY: common-docker-publish $(PUBLISH_DOCKER_ARCHS)
 common-docker-publish: $(PUBLISH_DOCKER_ARCHS)
 $(PUBLISH_DOCKER_ARCHS): common-docker-publish-%:
-	docker push "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:$(DOCKER_IMAGE_TAG)"
+	docker push "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:$(SANITIZED_DOCKER_IMAGE_TAG)"
 
 DOCKER_MAJOR_VERSION_TAG = $(firstword $(subst ., ,$(shell cat VERSION)))
 .PHONY: common-docker-tag-latest $(TAG_DOCKER_ARCHS)
 common-docker-tag-latest: $(TAG_DOCKER_ARCHS)
 $(TAG_DOCKER_ARCHS): common-docker-tag-latest-%:
-	docker tag "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:$(DOCKER_IMAGE_TAG)" "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:latest"
-	docker tag "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:$(DOCKER_IMAGE_TAG)" "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:v$(DOCKER_MAJOR_VERSION_TAG)"
+	docker tag "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:$(SANITIZED_DOCKER_IMAGE_TAG)" "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:latest"
+	docker tag "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:$(SANITIZED_DOCKER_IMAGE_TAG)" "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:v$(DOCKER_MAJOR_VERSION_TAG)"
 
 .PHONY: common-docker-manifest
 common-docker-manifest:
-	DOCKER_CLI_EXPERIMENTAL=enabled docker manifest create -a "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME):$(DOCKER_IMAGE_TAG)" $(foreach ARCH,$(DOCKER_ARCHS),$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$(ARCH):$(DOCKER_IMAGE_TAG))
-	DOCKER_CLI_EXPERIMENTAL=enabled docker manifest push "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME):$(DOCKER_IMAGE_TAG)"
+	DOCKER_CLI_EXPERIMENTAL=enabled docker manifest create -a "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME):$(SANITIZED_DOCKER_IMAGE_TAG)" $(foreach ARCH,$(DOCKER_ARCHS),$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$(ARCH):$(SANITIZED_DOCKER_IMAGE_TAG))
+	DOCKER_CLI_EXPERIMENTAL=enabled docker manifest push "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME):$(SANITIZED_DOCKER_IMAGE_TAG)"
 
 .PHONY: promu
 promu: $(PROMU)

vendor/github.com/prometheus/procfs/fs.go

@@ -21,6 +21,7 @@ import (
 // kernel data structures.
 type FS struct {
 	proc fs.FS
+	real bool
 }
 
 // DefaultMountPoint is the common mount point of the proc filesystem.
@@ -39,5 +40,11 @@ func NewFS(mountPoint string) (FS, error) {
 	if err != nil {
 		return FS{}, err
 	}
-	return FS{fs}, nil
+
+	real, err := isRealProc(mountPoint)
+	if err != nil {
+		return FS{}, err
+	}
+
+	return FS{fs, real}, nil
 }

vendor/github.com/prometheus/procfs/fs_statfs_notype.go

@@ -0,0 +1,23 @@
+// Copyright 2018 The Prometheus Authors
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+//go:build netbsd || openbsd || solaris || windows
+// +build netbsd openbsd solaris windows
+
+package procfs
+
+// isRealProc returns true on architectures that don't have a Type argument
+// in their Statfs_t struct
+func isRealProc(mountPoint string) (bool, error) {
+	return true, nil
+}

vendor/github.com/prometheus/procfs/fs_statfs_type.go

@@ -0,0 +1,33 @@
+// Copyright 2018 The Prometheus Authors
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+//go:build !netbsd && !openbsd && !solaris && !windows
+// +build !netbsd,!openbsd,!solaris,!windows
+
+package procfs
+
+import (
+	"syscall"
+)
+
+// isRealProc determines whether supplied mountpoint is really a proc filesystem.
+func isRealProc(mountPoint string) (bool, error) {
+	stat := syscall.Statfs_t{}
+	err := syscall.Statfs(mountPoint, &stat)
+	if err != nil {
+		return false, err
+	}
+
+	// 0x9fa0 is PROC_SUPER_MAGIC: https://elixir.bootlin.com/linux/v6.1/source/include/uapi/linux/magic.h#L87
+	return stat.Type == 0x9fa0, nil
+}

vendor/github.com/prometheus/procfs/internal/util/parse.go

@@ -64,6 +64,21 @@ func ParsePInt64s(ss []string) ([]*int64, error) {
 	return us, nil
 }
 
+// Parses a uint64 from given hex in string.
+func ParseHexUint64s(ss []string) ([]*uint64, error) {
+	us := make([]*uint64, 0, len(ss))
+	for _, s := range ss {
+		u, err := strconv.ParseUint(s, 16, 64)
+		if err != nil {
+			return nil, err
+		}
+
+		us = append(us, &u)
+	}
+
+	return us, nil
+}
+
 // ReadUintFromFile reads a file and attempts to parse a uint64 from it.
 func ReadUintFromFile(path string) (uint64, error) {
 	data, err := os.ReadFile(path)

vendor/github.com/prometheus/procfs/mountstats.go

@@ -186,6 +186,8 @@ type NFSOperationStats struct {
 	CumulativeTotalResponseMilliseconds uint64
 	// Duration from when a request was enqueued to when it was completely handled.
 	CumulativeTotalRequestMilliseconds uint64
+	// The average time from the point the client sends RPC requests until it receives the response.
+	AverageRTTMilliseconds float64
 	// The count of operations that complete with tk_status < 0.  These statuses usually indicate error conditions.
 	Errors uint64
 }
@@ -534,7 +536,6 @@ func parseNFSOperationStats(s *bufio.Scanner) ([]NFSOperationStats, error) {
 
 			ns = append(ns, n)
 		}
-
 		opStats := NFSOperationStats{
 			Operation:                           strings.TrimSuffix(ss[0], ":"),
 			Requests:                            ns[0],
@@ -546,6 +547,9 @@ func parseNFSOperationStats(s *bufio.Scanner) ([]NFSOperationStats, error) {
 			CumulativeTotalResponseMilliseconds: ns[6],
 			CumulativeTotalRequestMilliseconds:  ns[7],
 		}
+		if ns[0] != 0 {
+			opStats.AverageRTTMilliseconds = float64(ns[6]) / float64(ns[0])
+		}
 
 		if len(ns) > 8 {
 			opStats.Errors = ns[8]

vendor/github.com/prometheus/procfs/net_conntrackstat.go

@@ -18,7 +18,6 @@ import (
 	"bytes"
 	"fmt"
 	"io"
-	"strconv"
 	"strings"
 
 	"github.com/prometheus/procfs/internal/util"
@@ -28,9 +27,13 @@ import (
 // and contains netfilter conntrack statistics at one CPU core.
 type ConntrackStatEntry struct {
 	Entries       uint64
+	Searched      uint64
 	Found         uint64
+	New           uint64
 	Invalid       uint64
 	Ignore        uint64
+	Delete        uint64
+	DeleteList    uint64
 	Insert        uint64
 	InsertFailed  uint64
 	Drop          uint64
@@ -81,73 +84,34 @@ func parseConntrackStat(r io.Reader) ([]ConntrackStatEntry, error) {
 
 // Parses a ConntrackStatEntry from given array of fields.
 func parseConntrackStatEntry(fields []string) (*ConntrackStatEntry, error) {
-	if len(fields) != 17 {
-		return nil, fmt.Errorf("invalid conntrackstat entry, missing fields")
-	}
-	entry := &ConntrackStatEntry{}
-
-	entries, err := parseConntrackStatField(fields[0])
+	entries, err := util.ParseHexUint64s(fields)
 	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf("invalid conntrackstat entry, couldn't parse fields: %s", err)
 	}
-	entry.Entries = entries
-
-	found, err := parseConntrackStatField(fields[2])
-	if err != nil {
-		return nil, err
+	numEntries := len(entries)
+	if numEntries < 16 || numEntries > 17 {
+		return nil, fmt.Errorf("invalid conntrackstat entry, invalid number of fields: %d", numEntries)
 	}
-	entry.Found = found
 
-	invalid, err := parseConntrackStatField(fields[4])
-	if err != nil {
-		return nil, err
+	stats := &ConntrackStatEntry{
+		Entries:      *entries[0],
+		Searched:     *entries[1],
+		Found:        *entries[2],
+		New:          *entries[3],
+		Invalid:      *entries[4],
+		Ignore:       *entries[5],
+		Delete:       *entries[6],
+		DeleteList:   *entries[7],
+		Insert:       *entries[8],
+		InsertFailed: *entries[9],
+		Drop:         *entries[10],
+		EarlyDrop:    *entries[11],
 	}
-	entry.Invalid = invalid
 
-	ignore, err := parseConntrackStatField(fields[5])
-	if err != nil {
-		return nil, err
+	// Ignore missing search_restart on Linux < 2.6.35.
+	if numEntries == 17 {
+		stats.SearchRestart = *entries[16]
 	}
-	entry.Ignore = ignore
 
-	insert, err := parseConntrackStatField(fields[8])
-	if err != nil {
-		return nil, err
-	}
-	entry.Insert = insert
-
-	insertFailed, err := parseConntrackStatField(fields[9])
-	if err != nil {
-		return nil, err
-	}
-	entry.InsertFailed = insertFailed
-
-	drop, err := parseConntrackStatField(fields[10])
-	if err != nil {
-		return nil, err
-	}
-	entry.Drop = drop
-
-	earlyDrop, err := parseConntrackStatField(fields[11])
-	if err != nil {
-		return nil, err
-	}
-	entry.EarlyDrop = earlyDrop
-
-	searchRestart, err := parseConntrackStatField(fields[16])
-	if err != nil {
-		return nil, err
-	}
-	entry.SearchRestart = searchRestart
-
-	return entry, nil
-}
-
-// Parses a uint64 from given hex in string.
-func parseConntrackStatField(field string) (uint64, error) {
-	val, err := strconv.ParseUint(field, 16, 64)
-	if err != nil {
-		return 0, fmt.Errorf("couldn't parse %q field: %w", field, err)
-	}
-	return val, err
+	return stats, nil
 }

vendor/github.com/prometheus/procfs/net_softnet.go

@@ -76,6 +76,7 @@ func parseSoftnet(r io.Reader) ([]SoftnetStat, error) {
 	s := bufio.NewScanner(r)
 
 	var stats []SoftnetStat
+	cpuIndex := 0
 	for s.Scan() {
 		columns := strings.Fields(s.Text())
 		width := len(columns)
@@ -127,9 +128,13 @@ func parseSoftnet(r io.Reader) ([]SoftnetStat, error) {
 
 			softnetStat.SoftnetBacklogLen = us[0]
 			softnetStat.Index = us[1]
+		} else {
+			// For older kernels, create the Index based on the scan line number.
+			softnetStat.Index = uint32(cpuIndex)
 		}
 		softnetStat.Width = width
 		stats = append(stats, softnetStat)
+		cpuIndex++
 	}
 
 	return stats, nil

vendor/github.com/prometheus/procfs/net_wireless.go

@@ -0,0 +1,182 @@
+// Copyright 2023 The Prometheus Authors
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package procfs
+
+import (
+	"bufio"
+	"bytes"
+	"fmt"
+	"io"
+	"strconv"
+	"strings"
+
+	"github.com/prometheus/procfs/internal/util"
+)
+
+// Wireless models the content of /proc/net/wireless.
+type Wireless struct {
+	Name string
+
+	// Status is the current 4-digit hex value status of the interface.
+	Status uint64
+
+	// QualityLink is the link quality.
+	QualityLink int
+
+	// QualityLevel is the signal gain (dBm).
+	QualityLevel int
+
+	// QualityNoise is the signal noise baseline (dBm).
+	QualityNoise int
+
+	// DiscardedNwid is the number of discarded packets with wrong nwid/essid.
+	DiscardedNwid int
+
+	// DiscardedCrypt is the number of discarded packets with wrong code/decode (WEP).
+	DiscardedCrypt int
+
+	// DiscardedFrag is the number of discarded packets that can't perform MAC reassembly.
+	DiscardedFrag int
+
+	// DiscardedRetry is the number of discarded packets that reached max MAC retries.
+	DiscardedRetry int
+
+	// DiscardedMisc is the number of discarded packets for other reasons.
+	DiscardedMisc int
+
+	// MissedBeacon is the number of missed beacons/superframe.
+	MissedBeacon int
+}
+
+// Wireless returns kernel wireless statistics.
+func (fs FS) Wireless() ([]*Wireless, error) {
+	b, err := util.ReadFileNoStat(fs.proc.Path("net/wireless"))
+	if err != nil {
+		return nil, err
+	}
+
+	m, err := parseWireless(bytes.NewReader(b))
+	if err != nil {
+		return nil, fmt.Errorf("failed to parse wireless: %w", err)
+	}
+
+	return m, nil
+}
+
+// parseWireless parses the contents of /proc/net/wireless.
+/*
+Inter-| sta-|   Quality        |   Discarded packets               | Missed | WE
+face | tus | link level noise |  nwid  crypt   frag  retry   misc | beacon | 22
+ eth1: 0000    5.  -256.  -10.       0      1      0     3      0        0
+ eth2: 0000    5.  -256.  -20.       0      2      0     4      0        0
+*/
+func parseWireless(r io.Reader) ([]*Wireless, error) {
+	var (
+		interfaces []*Wireless
+		scanner    = bufio.NewScanner(r)
+	)
+
+	for n := 0; scanner.Scan(); n++ {
+		// Skip the 2 header lines.
+		if n < 2 {
+			continue
+		}
+
+		line := scanner.Text()
+
+		parts := strings.Split(line, ":")
+		if len(parts) != 2 {
+			return nil, fmt.Errorf("expected 2 parts after splitting line by ':', got %d for line %q", len(parts), line)
+		}
+
+		name := strings.TrimSpace(parts[0])
+		stats := strings.Fields(parts[1])
+
+		if len(stats) < 10 {
+			return nil, fmt.Errorf("invalid number of fields in line %d, expected at least 10, got %d: %q", n, len(stats), line)
+		}
+
+		status, err := strconv.ParseUint(stats[0], 16, 16)
+		if err != nil {
+			return nil, fmt.Errorf("invalid status in line %d: %q", n, line)
+		}
+
+		qlink, err := strconv.Atoi(strings.TrimSuffix(stats[1], "."))
+		if err != nil {
+			return nil, fmt.Errorf("failed to parse Quality:link as integer %q: %w", qlink, err)
+		}
+
+		qlevel, err := strconv.Atoi(strings.TrimSuffix(stats[2], "."))
+		if err != nil {
+			return nil, fmt.Errorf("failed to parse Quality:level as integer %q: %w", qlevel, err)
+		}
+
+		qnoise, err := strconv.Atoi(strings.TrimSuffix(stats[3], "."))
+		if err != nil {
+			return nil, fmt.Errorf("failed to parse Quality:noise as integer %q: %w", qnoise, err)
+		}
+
+		dnwid, err := strconv.Atoi(stats[4])
+		if err != nil {
+			return nil, fmt.Errorf("failed to parse Discarded:nwid as integer %q: %w", dnwid, err)
+		}
+
+		dcrypt, err := strconv.Atoi(stats[5])
+		if err != nil {
+			return nil, fmt.Errorf("failed to parse Discarded:crypt as integer %q: %w", dcrypt, err)
+		}
+
+		dfrag, err := strconv.Atoi(stats[6])
+		if err != nil {
+			return nil, fmt.Errorf("failed to parse Discarded:frag as integer %q: %w", dfrag, err)
+		}
+
+		dretry, err := strconv.Atoi(stats[7])
+		if err != nil {
+			return nil, fmt.Errorf("failed to parse Discarded:retry as integer %q: %w", dretry, err)
+		}
+
+		dmisc, err := strconv.Atoi(stats[8])
+		if err != nil {
+			return nil, fmt.Errorf("failed to parse Discarded:misc as integer %q: %w", dmisc, err)
+		}
+
+		mbeacon, err := strconv.Atoi(stats[9])
+		if err != nil {
+			return nil, fmt.Errorf("failed to parse Missed:beacon as integer %q: %w", mbeacon, err)
+		}
+
+		w := &Wireless{
+			Name:           name,
+			Status:         status,
+			QualityLink:    qlink,
+			QualityLevel:   qlevel,
+			QualityNoise:   qnoise,
+			DiscardedNwid:  dnwid,
+			DiscardedCrypt: dcrypt,
+			DiscardedFrag:  dfrag,
+			DiscardedRetry: dretry,
+			DiscardedMisc:  dmisc,
+			MissedBeacon:   mbeacon,
+		}
+
+		interfaces = append(interfaces, w)
+	}
+
+	if err := scanner.Err(); err != nil {
+		return nil, fmt.Errorf("failed to scan /proc/net/wireless: %w", err)
+	}
+
+	return interfaces, nil
+}

vendor/github.com/prometheus/procfs/netstat.go

@@ -15,7 +15,6 @@ package procfs
 
 import (
 	"bufio"
-	"io"
 	"os"
 	"path/filepath"
 	"strconv"
@@ -38,12 +37,7 @@ func (fs FS) NetStat() ([]NetStat, error) {
 	var netStatsTotal []NetStat
 
 	for _, filePath := range statFiles {
-		file, err := os.Open(filePath)
-		if err != nil {
-			return nil, err
-		}
-
-		procNetstat, err := parseNetstat(file)
+		procNetstat, err := parseNetstat(filePath)
 		if err != nil {
 			return nil, err
 		}
@@ -56,14 +50,17 @@ func (fs FS) NetStat() ([]NetStat, error) {
 
 // parseNetstat parses the metrics from `/proc/net/stat/` file
 // and returns a NetStat structure.
-func parseNetstat(r io.Reader) (NetStat, error) {
-	var (
-		scanner = bufio.NewScanner(r)
-		netStat = NetStat{
-			Stats: make(map[string][]uint64),
-		}
-	)
+func parseNetstat(filePath string) (NetStat, error) {
+	netStat := NetStat{
+		Stats: make(map[string][]uint64),
+	}
+	file, err := os.Open(filePath)
+	if err != nil {
+		return netStat, err
+	}
+	defer file.Close()
 
+	scanner := bufio.NewScanner(file)
 	scanner.Scan()
 
 	// First string is always a header for stats

vendor/github.com/prometheus/procfs/proc.go

@@ -21,7 +21,6 @@ import (
 	"strconv"
 	"strings"
 
-	"github.com/prometheus/procfs/internal/fs"
 	"github.com/prometheus/procfs/internal/util"
 )
 
@@ -30,7 +29,7 @@ type Proc struct {
 	// The process ID.
 	PID int
 
-	fs fs.FS
+	fs FS
 }
 
 // Procs represents a list of Proc structs.
@@ -92,7 +91,7 @@ func (fs FS) Proc(pid int) (Proc, error) {
 	if _, err := os.Stat(fs.proc.Path(strconv.Itoa(pid))); err != nil {
 		return Proc{}, err
 	}
-	return Proc{PID: pid, fs: fs.proc}, nil
+	return Proc{PID: pid, fs: fs}, nil
 }
 
 // AllProcs returns a list of all currently available processes.
@@ -114,7 +113,7 @@ func (fs FS) AllProcs() (Procs, error) {
 		if err != nil {
 			continue
 		}
-		p = append(p, Proc{PID: int(pid), fs: fs.proc})
+		p = append(p, Proc{PID: int(pid), fs: fs})
 	}
 
 	return p, nil
@@ -237,6 +236,19 @@ func (p Proc) FileDescriptorTargets() ([]string, error) {
 // FileDescriptorsLen returns the number of currently open file descriptors of
 // a process.
 func (p Proc) FileDescriptorsLen() (int, error) {
+	// Use fast path if available (Linux v6.2): https://github.com/torvalds/linux/commit/f1f1f2569901
+	if p.fs.real {
+		stat, err := os.Stat(p.path("fd"))
+		if err != nil {
+			return 0, err
+		}
+
+		size := stat.Size()
+		if size > 0 {
+			return int(size), nil
+		}
+	}
+
 	fds, err := p.fileDescriptors()
 	if err != nil {
 		return 0, err
@@ -285,7 +297,7 @@ func (p Proc) fileDescriptors() ([]string, error) {
 }
 
 func (p Proc) path(pa ...string) string {
-	return p.fs.Path(append([]string{strconv.Itoa(p.PID)}, pa...)...)
+	return p.fs.proc.Path(append([]string{strconv.Itoa(p.PID)}, pa...)...)
 }
 
 // FileDescriptorsInfo retrieves information about all file descriptors of

vendor/github.com/prometheus/procfs/proc_stat.go

@@ -18,7 +18,6 @@ import (
 	"fmt"
 	"os"
 
-	"github.com/prometheus/procfs/internal/fs"
 	"github.com/prometheus/procfs/internal/util"
 )
 
@@ -112,7 +111,7 @@ type ProcStat struct {
 	// Aggregated block I/O delays, measured in clock ticks (centiseconds).
 	DelayAcctBlkIOTicks uint64
 
-	proc fs.FS
+	proc FS
 }
 
 // NewStat returns the current status information of the process.
@@ -210,8 +209,7 @@ func (s ProcStat) ResidentMemory() int {
 
 // StartTime returns the unix timestamp of the process in seconds.
 func (s ProcStat) StartTime() (float64, error) {
-	fs := FS{proc: s.proc}
-	stat, err := fs.Stat()
+	stat, err := s.proc.Stat()
 	if err != nil {
 		return 0, err
 	}

vendor/github.com/prometheus/procfs/proc_status.go

@@ -15,6 +15,7 @@ package procfs
 
 import (
 	"bytes"
+	"sort"
 	"strconv"
 	"strings"
 
@@ -76,6 +77,9 @@ type ProcStatus struct {
 	UIDs [4]string
 	// GIDs of the process (Real, effective, saved set, and filesystem GIDs)
 	GIDs [4]string
+
+	// CpusAllowedList: List of cpu cores processes are allowed to run on.
+	CpusAllowedList []uint64
 }
 
 // NewStatus returns the current status information of the process.
@@ -161,10 +165,38 @@ func (s *ProcStatus) fillStatus(k string, vString string, vUint uint64, vUintByt
 		s.VoluntaryCtxtSwitches = vUint
 	case "nonvoluntary_ctxt_switches":
 		s.NonVoluntaryCtxtSwitches = vUint
+	case "Cpus_allowed_list":
+		s.CpusAllowedList = calcCpusAllowedList(vString)
 	}
+
 }
 
 // TotalCtxtSwitches returns the total context switch.
 func (s ProcStatus) TotalCtxtSwitches() uint64 {
 	return s.VoluntaryCtxtSwitches + s.NonVoluntaryCtxtSwitches
 }
+
+func calcCpusAllowedList(cpuString string) []uint64 {
+	s := strings.Split(cpuString, ",")
+
+	var g []uint64
+
+	for _, cpu := range s {
+		// parse cpu ranges, example: 1-3=[1,2,3]
+		if l := strings.Split(strings.TrimSpace(cpu), "-"); len(l) > 1 {
+			startCPU, _ := strconv.ParseUint(l[0], 10, 64)
+			endCPU, _ := strconv.ParseUint(l[1], 10, 64)
+
+			for i := startCPU; i <= endCPU; i++ {
+				g = append(g, i)
+			}
+		} else if len(l) == 1 {
+			cpu, _ := strconv.ParseUint(l[0], 10, 64)
+			g = append(g, cpu)
+		}
+
+	}
+
+	sort.Slice(g, func(i, j int) bool { return g[i] < g[j] })
+	return g
+}

vendor/github.com/prometheus/procfs/thread.go

@@ -54,7 +54,8 @@ func (fs FS) AllThreads(pid int) (Procs, error) {
 		if err != nil {
 			continue
 		}
-		t = append(t, Proc{PID: int(tid), fs: fsi.FS(taskPath)})
+
+		t = append(t, Proc{PID: int(tid), fs: FS{fsi.FS(taskPath), fs.real}})
 	}
 
 	return t, nil
@@ -66,13 +67,13 @@ func (fs FS) Thread(pid, tid int) (Proc, error) {
 	if _, err := os.Stat(taskPath); err != nil {
 		return Proc{}, err
 	}
-	return Proc{PID: tid, fs: fsi.FS(taskPath)}, nil
+	return Proc{PID: tid, fs: FS{fsi.FS(taskPath), fs.real}}, nil
 }
 
 // Thread returns a process for a given TID of Proc.
 func (proc Proc) Thread(tid int) (Proc, error) {
-	tfs := fsi.FS(proc.path("task"))
-	if _, err := os.Stat(tfs.Path(strconv.Itoa(tid))); err != nil {
+	tfs := FS{fsi.FS(proc.path("task")), proc.fs.real}
+	if _, err := os.Stat(tfs.proc.Path(strconv.Itoa(tid))); err != nil {
 		return Proc{}, err
 	}
 	return Proc{PID: tid, fs: tfs}, nil

vendor/github.com/spf13/cobra/.golangci.yml

@@ -1,4 +1,4 @@
-# Copyright 2013-2022 The Cobra Authors
+# Copyright 2013-2023 The Cobra Authors
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.

vendor/github.com/spf13/cobra/Makefile

@@ -5,10 +5,6 @@ ifeq (, $(shell which golangci-lint))
 $(warning "could not find golangci-lint in $(PATH), run: curl -sfL https://install.goreleaser.com/github.com/golangci/golangci-lint.sh | sh")
 endif
 
-ifeq (, $(shell which richgo))
-$(warning "could not find richgo in $(PATH), run: go install github.com/kyoh86/richgo@latest")
-endif
-
 .PHONY: fmt lint test install_deps clean
 
 default: all
@@ -25,6 +21,10 @@ lint:
 
 test: install_deps
 	$(info ******************** running tests ********************)
+	go test -v ./...
+
+richtest: install_deps
+	$(info ******************** running tests with kyoh86/richgo ********************)
 	richgo test -v ./...
 
 install_deps:

vendor/github.com/spf13/cobra/README.md

@@ -1,4 +1,4 @@
-![cobra logo](https://cloud.githubusercontent.com/assets/173412/10886352/ad566232-814f-11e5-9cd0-aa101788c117.png)
+![cobra logo](assets/CobraMain.png)
 
 Cobra is a library for creating powerful modern CLI applications.
 
@@ -6,7 +6,7 @@ Cobra is used in many Go projects such as [Kubernetes](https://kubernetes.io/),
 [Hugo](https://gohugo.io), and [GitHub CLI](https://github.com/cli/cli) to
 name a few. [This list](./projects_using_cobra.md) contains a more extensive list of projects using Cobra.
 
-[![](https://img.shields.io/github/workflow/status/spf13/cobra/Test?longCache=tru&label=Test&logo=github%20actions&logoColor=fff)](https://github.com/spf13/cobra/actions?query=workflow%3ATest)
+[![](https://img.shields.io/github/actions/workflow/status/spf13/cobra/test.yml?branch=main&longCache=true&label=Test&logo=github%20actions&logoColor=fff)](https://github.com/spf13/cobra/actions?query=workflow%3ATest)
 [![Go Reference](https://pkg.go.dev/badge/github.com/spf13/cobra.svg)](https://pkg.go.dev/github.com/spf13/cobra)
 [![Go Report Card](https://goreportcard.com/badge/github.com/spf13/cobra)](https://goreportcard.com/report/github.com/spf13/cobra)
 [![Slack](https://img.shields.io/badge/Slack-cobra-brightgreen)](https://gophers.slack.com/archives/CD3LP1199)

vendor/github.com/spf13/cobra/active_help.go

@@ -1,4 +1,4 @@
-// Copyright 2013-2022 The Cobra Authors
+// Copyright 2013-2023 The Cobra Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/spf13/cobra/args.go

@@ -1,4 +1,4 @@
-// Copyright 2013-2022 The Cobra Authors
+// Copyright 2013-2023 The Cobra Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -21,7 +21,7 @@ import (
 
 type PositionalArgs func(cmd *Command, args []string) error
 
-// Legacy arg validation has the following behaviour:
+// legacyArgs validation has the following behaviour:
 // - root commands with no subcommands can take arbitrary arguments
 // - root commands with subcommands will do subcommand validity checking
 // - subcommands will always accept arbitrary arguments

vendor/github.com/spf13/cobra/bash_completions.go

@@ -1,4 +1,4 @@
-// Copyright 2013-2022 The Cobra Authors
+// Copyright 2013-2023 The Cobra Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -532,7 +532,7 @@ func writeLocalNonPersistentFlag(buf io.StringWriter, flag *pflag.Flag) {
 	}
 }
 
-// Setup annotations for go completions for registered flags
+// prepareCustomAnnotationsForFlags setup annotations for go completions for registered flags
 func prepareCustomAnnotationsForFlags(cmd *Command) {
 	flagCompletionMutex.RLock()
 	defer flagCompletionMutex.RUnlock()