From c83b649301ba1cfe5d4696221fa8a340d1b86390 Mon Sep 17 00:00:00 2001 From: "Alex Ellis (OpenFaaS Ltd)" Date: Fri, 7 Jul 2023 09:48:27 +0100 Subject: [PATCH] Update to latest faas-provider The scale and delete endpoints no-longer accept namespace via the query string, but through the body. Signed-off-by: Alex Ellis (OpenFaaS Ltd) --- go.mod | 8 +- go.sum | 8 + pkg/provider/handlers/delete.go | 24 ++- pkg/provider/handlers/scale.go | 10 +- .../openfaas/faas-provider/serve.go | 4 +- .../openfaas/faas-provider/types/requests.go | 9 +- .../client_golang/prometheus/counter.go | 26 ++- .../client_golang/prometheus/desc.go | 46 +++-- .../client_golang/prometheus/doc.go | 44 ++--- .../client_golang/prometheus/gauge.go | 26 ++- .../prometheus/go_collector_latest.go | 7 +- .../client_golang/prometheus/histogram.go | 61 +++--- .../client_golang/prometheus/labels.go | 72 +++++++ .../client_golang/prometheus/metric.go | 6 +- .../client_golang/prometheus/promauto/auto.go | 28 +-- .../client_golang/prometheus/promhttp/http.go | 19 +- .../prometheus/promhttp/instrument_client.go | 26 +-- .../prometheus/promhttp/instrument_server.go | 101 +++++----- .../prometheus/promhttp/option.go | 38 +++- .../client_golang/prometheus/registry.go | 19 +- .../client_golang/prometheus/summary.go | 39 +++- .../client_golang/prometheus/timer.go | 28 ++- .../client_golang/prometheus/value.go | 10 +- .../client_golang/prometheus/vec.go | 79 +++++++- .../client_golang/prometheus/vnext.go | 23 +++ .../client_golang/prometheus/wrap.go | 8 +- .../prometheus/procfs/Makefile.common | 16 +- vendor/github.com/prometheus/procfs/fs.go | 9 +- .../prometheus/procfs/fs_statfs_notype.go | 23 +++ .../prometheus/procfs/fs_statfs_type.go | 33 ++++ .../prometheus/procfs/internal/util/parse.go | 15 ++ .../prometheus/procfs/mountstats.go | 6 +- .../prometheus/procfs/net_conntrackstat.go | 88 +++------ .../prometheus/procfs/net_softnet.go | 5 + .../prometheus/procfs/net_wireless.go | 182 ++++++++++++++++++ .../github.com/prometheus/procfs/netstat.go | 25 ++- vendor/github.com/prometheus/procfs/proc.go | 22 ++- .../github.com/prometheus/procfs/proc_stat.go | 6 +- .../prometheus/procfs/proc_status.go | 32 +++ vendor/github.com/prometheus/procfs/thread.go | 9 +- vendor/modules.txt | 12 +- 41 files changed, 927 insertions(+), 325 deletions(-) create mode 100644 vendor/github.com/prometheus/client_golang/prometheus/vnext.go create mode 100644 vendor/github.com/prometheus/procfs/fs_statfs_notype.go create mode 100644 vendor/github.com/prometheus/procfs/fs_statfs_type.go create mode 100644 vendor/github.com/prometheus/procfs/net_wireless.go diff --git a/go.mod b/go.mod index a5ee219..1115c19 100644 --- a/go.mod +++ b/go.mod @@ -16,7 +16,7 @@ require ( github.com/gorilla/mux v1.8.0 github.com/morikuni/aec v1.0.0 github.com/opencontainers/runtime-spec v1.1.0-rc.3 - github.com/openfaas/faas-provider v0.23.0 + github.com/openfaas/faas-provider v0.24.0 github.com/openfaas/faas/gateway v0.0.0-20230628073303-c0d710c97ff7 github.com/pkg/errors v0.9.1 github.com/sethvargo/go-password v0.2.0 @@ -83,10 +83,10 @@ require ( github.com/opencontainers/selinux v1.11.0 // indirect github.com/openfaas/nats-queue-worker v0.0.0-20230117214128-3615ccb286cc // indirect github.com/otiai10/copy v1.12.0 // indirect - github.com/prometheus/client_golang v1.14.0 // indirect + github.com/prometheus/client_golang v1.16.0 // indirect github.com/prometheus/client_model v0.3.0 // 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 @@ -100,7 +100,7 @@ require ( 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 v0.1.0 // indirect + golang.org/x/sync v0.2.0 // 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 diff --git a/go.sum b/go.sum index e03fc93..67622fa 100644 --- a/go.sum +++ b/go.sum @@ -244,6 +244,8 @@ github.com/openfaas/faas-provider v0.21.0 h1:rnTy1Gpx+0YvqriQD8miQ2DfpOJXYZbV3VM github.com/openfaas/faas-provider v0.21.0/go.mod h1:Farrp+9Med8LeK3aoYpqplMP8f5ebTILbCSLg2LPLZk= github.com/openfaas/faas-provider v0.23.0 h1:C29yoEa+00YriqcGVii/R6P22IDlzoMuR3V49Po4vBI= github.com/openfaas/faas-provider v0.23.0/go.mod h1:yZyfou3iBkvvH6jILaeUivgy3RhnWABh+Ze4rGUG2wM= +github.com/openfaas/faas-provider v0.24.0 h1:5ToqdkqZ3pM9SdFKBMUmhU8IjXMh6+qd7gEDBeFhp1M= +github.com/openfaas/faas-provider v0.24.0/go.mod h1:NsETIfEndZn4mn/w/XnBTcDTwKqULCziphLp7KgeRcA= github.com/openfaas/faas/gateway v0.0.0-20230317100158-e44448c5dca2 h1:mSQlNX+etC2pd+yxZrkOj91vO0Vma75XHjI8+mKdS+A= github.com/openfaas/faas/gateway v0.0.0-20230317100158-e44448c5dca2/go.mod h1:iQNG+Up27CXDLHgIr9mcifTzaPD2mYOFTZW8MHxib7M= github.com/openfaas/faas/gateway v0.0.0-20230628073303-c0d710c97ff7 h1:L93R55OfxBjoWVR5bCWn1HHbVzyiNTL+hgWloS/hNrg= @@ -259,6 +261,8 @@ github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZb github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= github.com/prometheus/client_golang v1.14.0 h1:nJdhIvne2eSX/XRAFV9PcvFFRbrjbcTUj0VP62TMhnw= github.com/prometheus/client_golang v1.14.0/go.mod h1:8vpkKitgIVNcqrRBWh1C4TIUQgYNtG/XQE4E/Zae36Y= +github.com/prometheus/client_golang v1.16.0 h1:yk/hx9hDbrGHovbci4BY+pRMfSuuat626eFsHb7tmT8= +github.com/prometheus/client_golang v1.16.0/go.mod h1:Zsulrv/L9oM40tJ7T815tM89lFEugiJ9HzIqaAx4LKc= github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA= github.com/prometheus/client_model v0.3.0 h1:UBgGFHqYdG/TPFD1B1ogZywDqEkwp3fBMvqdiQ7Xew4= github.com/prometheus/client_model v0.3.0/go.mod h1:LDGWKZIo7rky3hgvBe+caln+Dr3dPggB5dvjtD7w9+w= @@ -267,6 +271,8 @@ github.com/prometheus/common v0.42.0/go.mod h1:xBwqVerjNdUDjgODMpudtOMwlOwf2SaTr github.com/prometheus/procfs v0.6.0/go.mod h1:cz+aTbrPOrUb4q7XlbU9ygM+/jj0fzG6c1xBZuNvfVA= github.com/prometheus/procfs v0.9.0 h1:wzCHvIvM5SxWqYvwgVL7yJY8Lz3PKn49KQtpgMYJfhI= github.com/prometheus/procfs v0.9.0/go.mod h1:+pB4zwohETzFnmlpe6yd2lSc+0/46IYZRB/chUwxUZY= +github.com/prometheus/procfs v0.10.1 h1:kYK1Va/YMlutzCGazswoHKo//tZVlFpKYh+PymziUAg= +github.com/prometheus/procfs v0.10.1/go.mod h1:nwNm2aOCAYw8uTR/9bWRREkZFxAUcWzPHWJq+XBB/FM= 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= @@ -379,6 +385,8 @@ golang.org/x/sync v0.0.0-20201207232520-09787c993a3a/go.mod h1:RxMgew5VJxzue5/jJ golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= golang.org/x/sync v0.1.0 h1:wsuoTGHzEhffawBOhz5CYhcrV4IdKZbEyZjBMuTp12o= golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= +golang.org/x/sync v0.2.0 h1:PUR+T4wwASmuSTYdKjYHI5TD22Wy5ogLU5qZCOLxBrI= +golang.org/x/sync v0.2.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= diff --git a/pkg/provider/handlers/delete.go b/pkg/provider/handlers/delete.go index d45dfba..5481e35 100644 --- a/pkg/provider/handlers/delete.go +++ b/pkg/provider/handlers/delete.go @@ -11,8 +11,9 @@ import ( "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" ) @@ -31,7 +32,7 @@ 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{} + req := types.DeleteFunctionRequest{} err := json.Unmarshal(body, &req) if err != nil { log.Printf("[Delete] error parsing input: %s\n", err) @@ -40,10 +41,14 @@ func MakeDeleteHandler(client *containerd.Client, cni gocni.CNI) func(w http.Res 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 @@ -56,7 +61,7 @@ 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("service %s not found", name) log.Printf("[Delete] %s\n", msg) @@ -64,7 +69,7 @@ func MakeDeleteHandler(client *containerd.Client, cni gocni.CNI) func(w http.Res 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 { @@ -74,10 +79,9 @@ func MakeDeleteHandler(client *containerd.Client, cni gocni.CNI) func(w http.Res } } - containerErr := service.Remove(ctx, client, name) - if containerErr != nil { - log.Printf("[Delete] error removing %s, %s\n", name, containerErr) - http.Error(w, containerErr.Error(), http.StatusInternalServerError) + 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 } diff --git a/pkg/provider/handlers/scale.go b/pkg/provider/handlers/scale.go index ee8c941..20c3cf1 100644 --- a/pkg/provider/handlers/scale.go +++ b/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) diff --git a/vendor/github.com/openfaas/faas-provider/serve.go b/vendor/github.com/openfaas/faas-provider/serve.go index 4fc76d7..67ce6db 100644 --- a/vendor/github.com/openfaas/faas-provider/serve.go +++ b/vendor/github.com/openfaas/faas-provider/serve.go @@ -80,10 +80,10 @@ func Serve(handlers *types.FaaSHandlers, config *types.FaaSConfig) { // Only register the mutate namespace handler if it is defined if handlers.MutateNamespace != nil { - r.HandleFunc("/system/namespace/{namespace:["+NameExpression+"]+}", + r.HandleFunc("/system/namespace/{name:["+NameExpression+"]*}", hm.InstrumentHandler(handlers.MutateNamespace, "")).Methods(http.MethodPost, http.MethodDelete, http.MethodPut, http.MethodGet) } else { - r.HandleFunc("/system/namespace/{namespace:["+NameExpression+"]+}", + 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) diff --git a/vendor/github.com/openfaas/faas-provider/types/requests.go b/vendor/github.com/openfaas/faas-provider/types/requests.go index 39a417d..400d201 100644 --- a/vendor/github.com/openfaas/faas-provider/types/requests.go +++ b/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 @@ -28,10 +30,9 @@ type VersionInfo struct { Release string `json:"release"` } -// FunctionNamespace is required for use with the /system/namespace/NAME endpoint -// for deletions, just pass the namespace field. +// FunctionNamespace is the namespace for a function type FunctionNamespace struct { - Namespace string `json:"namespace"` + Name string `json:"name"` Annotations map[string]string `json:"annotations,omitempty"` Labels map[string]string `json:"labels,omitempty"` diff --git a/vendor/github.com/prometheus/client_golang/prometheus/counter.go b/vendor/github.com/prometheus/client_golang/prometheus/counter.go index a912b75..62de4dc 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/counter.go +++ b/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. diff --git a/vendor/github.com/prometheus/client_golang/prometheus/desc.go b/vendor/github.com/prometheus/client_golang/prometheus/desc.go index 8bc5e44..deedc2d 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/desc.go +++ b/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 } diff --git a/vendor/github.com/prometheus/client_golang/prometheus/doc.go b/vendor/github.com/prometheus/client_golang/prometheus/doc.go index 811072c..962608f 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/doc.go +++ b/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() // diff --git a/vendor/github.com/prometheus/client_golang/prometheus/gauge.go b/vendor/github.com/prometheus/client_golang/prometheus/gauge.go index 21271a5..f1ea6c7 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/gauge.go +++ b/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. diff --git a/vendor/github.com/prometheus/client_golang/prometheus/go_collector_latest.go b/vendor/github.com/prometheus/client_golang/prometheus/go_collector_latest.go index 3a2d55e..2d8d9f6 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/go_collector_latest.go +++ b/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 ( diff --git a/vendor/github.com/prometheus/client_golang/prometheus/histogram.go b/vendor/github.com/prometheus/client_golang/prometheus/histogram.go index 4c873a0..8d818af 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/histogram.go +++ b/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...) }), } } diff --git a/vendor/github.com/prometheus/client_golang/prometheus/labels.go b/vendor/github.com/prometheus/client_golang/prometheus/labels.go index c1b8fad..63ff868 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/labels.go +++ b/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 = "__" diff --git a/vendor/github.com/prometheus/client_golang/prometheus/metric.go b/vendor/github.com/prometheus/client_golang/prometheus/metric.go index b5119c5..07bbc9d 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/metric.go +++ b/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. diff --git a/vendor/github.com/prometheus/client_golang/prometheus/promauto/auto.go b/vendor/github.com/prometheus/client_golang/prometheus/promauto/auto.go index 8031e87..fa90115 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/promauto/auto.go +++ b/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: diff --git a/vendor/github.com/prometheus/client_golang/prometheus/promhttp/http.go b/vendor/github.com/prometheus/client_golang/prometheus/promhttp/http.go index a4cc981..09b8d2f 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/promhttp/http.go +++ b/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. diff --git a/vendor/github.com/prometheus/client_golang/prometheus/promhttp/instrument_client.go b/vendor/github.com/prometheus/client_golang/prometheus/promhttp/instrument_client.go index 2108678..d3482c4 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/promhttp/instrument_client.go +++ b/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 } diff --git a/vendor/github.com/prometheus/client_golang/prometheus/promhttp/instrument_server.go b/vendor/github.com/prometheus/client_golang/prometheus/promhttp/instrument_server.go index cca67a7..3793036 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/promhttp/instrument_server.go +++ b/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())) }) } diff --git a/vendor/github.com/prometheus/client_golang/prometheus/promhttp/option.go b/vendor/github.com/prometheus/client_golang/prometheus/promhttp/option.go index c590d91..5d4383a 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/promhttp/option.go +++ b/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 + }) +} diff --git a/vendor/github.com/prometheus/client_golang/prometheus/registry.go b/vendor/github.com/prometheus/client_golang/prometheus/registry.go index 09e34d3..44da943 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/registry.go +++ b/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) { diff --git a/vendor/github.com/prometheus/client_golang/prometheus/summary.go b/vendor/github.com/prometheus/client_golang/prometheus/summary.go index 7bc448a..dd35926 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/summary.go +++ b/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...) }), } } diff --git a/vendor/github.com/prometheus/client_golang/prometheus/timer.go b/vendor/github.com/prometheus/client_golang/prometheus/timer.go index f28a76f..52344fe 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/timer.go +++ b/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 +} diff --git a/vendor/github.com/prometheus/client_golang/prometheus/value.go b/vendor/github.com/prometheus/client_golang/prometheus/value.go index 2d3abc1..5f6bb80 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/value.go +++ b/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]), }) } diff --git a/vendor/github.com/prometheus/client_golang/prometheus/vec.go b/vendor/github.com/prometheus/client_golang/prometheus/vec.go index 7ae3225..f0d0015 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/vec.go +++ b/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 +} diff --git a/vendor/github.com/prometheus/client_golang/prometheus/vnext.go b/vendor/github.com/prometheus/client_golang/prometheus/vnext.go new file mode 100644 index 0000000..42bc3a8 --- /dev/null +++ b/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{} diff --git a/vendor/github.com/prometheus/client_golang/prometheus/wrap.go b/vendor/github.com/prometheus/client_golang/prometheus/wrap.go index 1498ee1..25da157 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/wrap.go +++ b/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 { diff --git a/vendor/github.com/prometheus/procfs/Makefile.common b/vendor/github.com/prometheus/procfs/Makefile.common index e358db6..b111d25 100644 --- a/vendor/github.com/prometheus/procfs/Makefile.common +++ b/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) diff --git a/vendor/github.com/prometheus/procfs/fs.go b/vendor/github.com/prometheus/procfs/fs.go index 0102ab0..60c551e 100644 --- a/vendor/github.com/prometheus/procfs/fs.go +++ b/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 } diff --git a/vendor/github.com/prometheus/procfs/fs_statfs_notype.go b/vendor/github.com/prometheus/procfs/fs_statfs_notype.go new file mode 100644 index 0000000..8005769 --- /dev/null +++ b/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 +} diff --git a/vendor/github.com/prometheus/procfs/fs_statfs_type.go b/vendor/github.com/prometheus/procfs/fs_statfs_type.go new file mode 100644 index 0000000..6233217 --- /dev/null +++ b/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 +} diff --git a/vendor/github.com/prometheus/procfs/internal/util/parse.go b/vendor/github.com/prometheus/procfs/internal/util/parse.go index b030951..14272dc 100644 --- a/vendor/github.com/prometheus/procfs/internal/util/parse.go +++ b/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) diff --git a/vendor/github.com/prometheus/procfs/mountstats.go b/vendor/github.com/prometheus/procfs/mountstats.go index 0c482c1..7f68890 100644 --- a/vendor/github.com/prometheus/procfs/mountstats.go +++ b/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] diff --git a/vendor/github.com/prometheus/procfs/net_conntrackstat.go b/vendor/github.com/prometheus/procfs/net_conntrackstat.go index 8300dac..64a0e94 100644 --- a/vendor/github.com/prometheus/procfs/net_conntrackstat.go +++ b/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 } diff --git a/vendor/github.com/prometheus/procfs/net_softnet.go b/vendor/github.com/prometheus/procfs/net_softnet.go index 06b7b8f..540cea5 100644 --- a/vendor/github.com/prometheus/procfs/net_softnet.go +++ b/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 diff --git a/vendor/github.com/prometheus/procfs/net_wireless.go b/vendor/github.com/prometheus/procfs/net_wireless.go new file mode 100644 index 0000000..c80fb15 --- /dev/null +++ b/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 +} diff --git a/vendor/github.com/prometheus/procfs/netstat.go b/vendor/github.com/prometheus/procfs/netstat.go index 5cc40ae..742dff4 100644 --- a/vendor/github.com/prometheus/procfs/netstat.go +++ b/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 diff --git a/vendor/github.com/prometheus/procfs/proc.go b/vendor/github.com/prometheus/procfs/proc.go index c30223a..48f39da 100644 --- a/vendor/github.com/prometheus/procfs/proc.go +++ b/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 diff --git a/vendor/github.com/prometheus/procfs/proc_stat.go b/vendor/github.com/prometheus/procfs/proc_stat.go index b278eb2..14b249f 100644 --- a/vendor/github.com/prometheus/procfs/proc_stat.go +++ b/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 } diff --git a/vendor/github.com/prometheus/procfs/proc_status.go b/vendor/github.com/prometheus/procfs/proc_status.go index 3d8c064..c055d07 100644 --- a/vendor/github.com/prometheus/procfs/proc_status.go +++ b/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 +} diff --git a/vendor/github.com/prometheus/procfs/thread.go b/vendor/github.com/prometheus/procfs/thread.go index f08bfc7..490c147 100644 --- a/vendor/github.com/prometheus/procfs/thread.go +++ b/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 diff --git a/vendor/modules.txt b/vendor/modules.txt index 2fe246a..43e7454 100644 --- a/vendor/modules.txt +++ b/vendor/modules.txt @@ -331,8 +331,8 @@ github.com/opencontainers/runtime-spec/specs-go github.com/opencontainers/selinux/go-selinux github.com/opencontainers/selinux/go-selinux/label github.com/opencontainers/selinux/pkg/pwalkdir -# github.com/openfaas/faas-provider v0.23.0 -## explicit; go 1.17 +# github.com/openfaas/faas-provider v0.24.0 +## explicit; go 1.20 github.com/openfaas/faas-provider github.com/openfaas/faas-provider/auth github.com/openfaas/faas-provider/httputil @@ -349,7 +349,7 @@ github.com/openfaas/faas/gateway/requests # github.com/pkg/errors v0.9.1 ## explicit github.com/pkg/errors -# github.com/prometheus/client_golang v1.14.0 +# github.com/prometheus/client_golang v1.16.0 ## explicit; go 1.17 github.com/prometheus/client_golang/prometheus github.com/prometheus/client_golang/prometheus/internal @@ -363,8 +363,8 @@ github.com/prometheus/client_model/go github.com/prometheus/common/expfmt github.com/prometheus/common/internal/bitbucket.org/ww/goautoneg github.com/prometheus/common/model -# github.com/prometheus/procfs v0.9.0 -## explicit; go 1.18 +# github.com/prometheus/procfs v0.10.1 +## explicit; go 1.19 github.com/prometheus/procfs github.com/prometheus/procfs/internal/fs github.com/prometheus/procfs/internal/util @@ -439,7 +439,7 @@ golang.org/x/net/http2/hpack golang.org/x/net/idna golang.org/x/net/internal/timeseries golang.org/x/net/trace -# golang.org/x/sync v0.1.0 +# golang.org/x/sync v0.2.0 ## explicit golang.org/x/sync/errgroup golang.org/x/sync/semaphore