Migrate to containerd v1.6.4

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

vendor/github.com/containerd/go-cni/.gitignore

@@ -0,0 +1,3 @@
+/bin/
+coverage.txt
+profile.out

vendor/github.com/containerd/go-cni/.golangci.yml

@@ -6,7 +6,7 @@ linters:
     - unconvert
     - gofmt
     - goimports
-    - golint
+    - revive
     - ineffassign
     - vet
     - unused

vendor/github.com/containerd/go-cni/Makefile

@@ -0,0 +1,43 @@
+#   Copyright The containerd 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.
+
+TESTFLAGS_PARALLEL ?= 8
+
+EXTRA_TESTFLAGS ?=
+
+# quiet or not
+ifeq ($(V),1)
+	Q =
+else
+	Q = @
+endif
+
+.PHONY: test integration clean help
+
+help: ## this help
+	@awk 'BEGIN {FS = ":.*?## "} /^[a-zA-Z_-]+:.*?## / {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}' $(MAKEFILE_LIST) | sort
+
+test: ## run tests, except integration tests and tests that require root
+	$(Q)go test -v -race $(EXTRA_TESTFLAGS) -count=1 ./...
+
+integration: ## run integration test
+	$(Q)bin/integration.test -test.v -test.count=1 -test.root $(EXTRA_TESTFLAGS) -test.parallel $(TESTFLAGS_PARALLEL)
+
+FORCE:
+
+bin/integration.test: FORCE ## build integration test binary into bin
+	$(Q)cd ./integration && go test -race -c . -o ../bin/integration.test
+
+clean: ## clean up binaries
+	$(Q)rm -rf bin/

vendor/github.com/containerd/go-cni/deprecated.go

@@ -19,10 +19,10 @@ package cni
 import types100 "github.com/containernetworking/cni/pkg/types/100"
 
 // Deprecated: use cni.Opt instead
-type CNIOpt = Opt //nolint: golint // type name will be used as cni.CNIOpt by other packages, and that stutters
+type CNIOpt = Opt //revive:disable // type name will be used as cni.CNIOpt by other packages, and that stutters
 
 // Deprecated: use cni.Result instead
-type CNIResult = Result //nolint: golint // type name will be used as cni.CNIResult by other packages, and that stutters
+type CNIResult = Result //revive:disable // type name will be used as cni.CNIResult by other packages, and that stutters
 
 // GetCNIResultFromResults creates a Result from the given slice of types100.Result,
 // adding structured data containing the interface configuration for each of the

vendor/github.com/containerd/go-cni/namespace_opts.go

@@ -18,7 +18,7 @@ package cni
 
 type NamespaceOpts func(s *Namespace) error
 
-// Capabilities
+// WithCapabilityPortMap adds support for port mappings
 func WithCapabilityPortMap(portMapping []PortMapping) NamespaceOpts {
 	return func(c *Namespace) error {
 		c.capabilityArgs["portMappings"] = portMapping
@@ -26,6 +26,7 @@ func WithCapabilityPortMap(portMapping []PortMapping) NamespaceOpts {
 	}
 }
 
+// WithCapabilityIPRanges adds support for ip ranges
 func WithCapabilityIPRanges(ipRanges []IPRanges) NamespaceOpts {
 	return func(c *Namespace) error {
 		c.capabilityArgs["ipRanges"] = ipRanges
@@ -33,8 +34,7 @@ func WithCapabilityIPRanges(ipRanges []IPRanges) NamespaceOpts {
 	}
 }
 
-// WithCapabilityBandWitdh adds support for traffic shaping:
-// https://github.com/heptio/cni-plugins/tree/master/plugins/meta/bandwidth
+// WithCapabilityBandWitdh adds support for bandwidth limits
 func WithCapabilityBandWidth(bandWidth BandWidth) NamespaceOpts {
 	return func(c *Namespace) error {
 		c.capabilityArgs["bandwidth"] = bandWidth
@@ -50,6 +50,8 @@ func WithCapabilityDNS(dns DNS) NamespaceOpts {
 	}
 }
 
+// WithCapability support well-known capabilities
+// https://www.cni.dev/docs/conventions/#well-known-capabilities
 func WithCapability(name string, capability interface{}) NamespaceOpts {
 	return func(c *Namespace) error {
 		c.capabilityArgs[name] = capability