support Kubernetes 1.31

Signed-off-by: Shinya Hayashi <shinya-hayashi@cybozu.co.jp>

.github/workflows/e2e.yaml

@@ -16,7 +16,7 @@ jobs:
     runs-on: "ubuntu-20.04"
     strategy:
       matrix:
-        kubernetes_versions: ["1.30.0", "1.29.4", "1.28.9"]
+        kubernetes_versions: ["1.31.1", "1.30.4", "1.29.8"]
     env:
       KUBERNETES_VERSION: ${{ matrix.kubernetes_versions }}
     steps:
@@ -33,7 +33,7 @@ jobs:
     runs-on: "ubuntu-20.04"
     strategy:
       matrix:
-        kubernetes_versions: ["1.30.0", "1.29.4", "1.28.9"]
+        kubernetes_versions: ["1.31.1", "1.30.4", "1.29.8"]
     env:
       KUBERNETES_VERSION: ${{ matrix.kubernetes_versions }}
     steps:
@@ -50,7 +50,7 @@ jobs:
     runs-on: "ubuntu-20.04"
     strategy:
       matrix:
-        kubernetes_versions: ["1.30.0", "1.29.4", "1.28.9"]
+        kubernetes_versions: ["1.31.1", "1.30.4", "1.29.8"]
     env:
       KUBERNETES_VERSION: ${{ matrix.kubernetes_versions }}
     steps:

.golangci.yml

@@ -25,7 +25,7 @@ linters:
   enable:
     - dupl
     - errcheck
-    - exportloopref
+    - copyloopvar
     - goconst
     - gocyclo
     - gofmt

Makefile

@@ -78,7 +78,7 @@ test: manifests generate tools fmt vet ## Run tests.
 
 .PHONY: lint
 lint: ## Run golangci-lint linter & yamllint
-	$(GOLANGCI_LINT) run
+	$(GOLANGCI_LINT) run --timeout 3m
 
 .PHONY: lint-fix
 lint-fix: ## Run golangci-lint linter and perform fixes
@@ -153,7 +153,7 @@ $(SETUP_ENVTEST):
 setup: # Setup tools
 	mkdir -p bin
 	GOBIN=$(BINDIR) go install sigs.k8s.io/controller-tools/cmd/controller-gen@v$(CONTROLLER_TOOLS_VERSION)
-	curl -o $(KUBECTL) -sSfL https://storage.googleapis.com/kubernetes-release/release/v$(KUBERNETES_VERSION)/bin/linux/amd64/kubectl
+	curl -o $(KUBECTL) -sSfL https://dl.k8s.io/release/v$(KUBERNETES_VERSION)/bin/linux/amd64/kubectl
 	chmod a+x $(KUBECTL)
 	GOBIN=$(BINDIR) go install github.com/norwoodj/helm-docs/cmd/helm-docs@v$(HELM_DOCS_VERSION)
 	curl -sSfL https://get.helm.sh/helm-v$(HELM_VERSION)-linux-amd64.tar.gz \

README.md

@@ -11,7 +11,7 @@ It queries the volume usage metrics from Prometheus that collects metrics from `
 
 Our supported platforms are:
 
-- Kubernetes: 1.30, 1.29, 1.28
+- Kubernetes: 1.31, 1.30, 1.29
 - CSI drivers that implements the following features
   - [Volume Expansion](https://kubernetes-csi.github.io/docs/volume-expansion.html)
   - [NodeGetVolumeStats](https://github.com/container-storage-interface/spec/blob/master/spec.md#nodegetvolumestats)

example/podpvc.yaml

@@ -23,7 +23,7 @@ metadata:
 spec:
   containers:
   - name: ubuntu
-    image: ubuntu:20.04
+    image: ubuntu:22.04
     command:
       - bash
       - -c

go.mod

@@ -4,27 +4,28 @@ go 1.22.0
 
 require (
 	github.com/go-logr/logr v1.4.2
-	github.com/onsi/ginkgo/v2 v2.19.0
-	github.com/onsi/gomega v1.33.1
+	github.com/onsi/ginkgo/v2 v2.21.0
+	github.com/onsi/gomega v1.35.0
 	github.com/prometheus/client_golang v1.19.1
 	github.com/prometheus/client_model v0.6.1
 	github.com/prometheus/common v0.55.0
 	github.com/spf13/cobra v1.8.1
-	golang.org/x/sync v0.7.0
-	k8s.io/api v0.30.2
-	k8s.io/apimachinery v0.30.2
-	k8s.io/client-go v0.30.2
-	sigs.k8s.io/controller-runtime v0.18.4
+	golang.org/x/sync v0.8.0
+	k8s.io/api v0.31.1
+	k8s.io/apimachinery v0.31.1
+	k8s.io/client-go v0.31.1
+	sigs.k8s.io/controller-runtime v0.19.1
 	sigs.k8s.io/yaml v1.4.0
 )
 
 require (
 	github.com/beorn7/perks v1.0.1 // indirect
-	github.com/cespare/xxhash/v2 v2.2.0 // indirect
-	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/cespare/xxhash/v2 v2.3.0 // indirect
+	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
 	github.com/emicklei/go-restful/v3 v3.11.1 // indirect
 	github.com/evanphx/json-patch/v5 v5.9.0 // indirect
 	github.com/fsnotify/fsnotify v1.7.0 // indirect
+	github.com/fxamacker/cbor/v2 v2.7.0 // indirect
 	github.com/go-logr/zapr v1.3.0 // indirect
 	github.com/go-openapi/jsonpointer v0.20.2 // indirect
 	github.com/go-openapi/jsonreference v0.20.4 // indirect
@@ -36,8 +37,8 @@ require (
 	github.com/google/gnostic-models v0.6.8 // indirect
 	github.com/google/go-cmp v0.6.0 // indirect
 	github.com/google/gofuzz v1.2.0 // indirect
-	github.com/google/pprof v0.0.0-20240424215950-a892ee059fd6 // indirect
-	github.com/google/uuid v1.5.0 // indirect
+	github.com/google/pprof v0.0.0-20241029153458-d1b30febd7db // indirect
+	github.com/google/uuid v1.6.0 // indirect
 	github.com/imdario/mergo v0.3.16 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
@@ -49,25 +50,26 @@ require (
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/prometheus/procfs v0.15.1 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
+	github.com/x448/float16 v0.8.4 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
 	go.uber.org/zap v1.26.0 // indirect
 	golang.org/x/exp v0.0.0-20240103183307-be819d1f06fc // indirect
-	golang.org/x/net v0.26.0 // indirect
+	golang.org/x/net v0.30.0 // indirect
 	golang.org/x/oauth2 v0.21.0 // indirect
-	golang.org/x/sys v0.21.0 // indirect
-	golang.org/x/term v0.21.0 // indirect
-	golang.org/x/text v0.16.0 // indirect
+	golang.org/x/sys v0.26.0 // indirect
+	golang.org/x/term v0.25.0 // indirect
+	golang.org/x/text v0.19.0 // indirect
 	golang.org/x/time v0.5.0 // indirect
-	golang.org/x/tools v0.21.1-0.20240508182429-e35e4ccd0d2d // indirect
+	golang.org/x/tools v0.26.0 // indirect
 	gomodules.xyz/jsonpatch/v2 v2.4.0 // indirect
-	google.golang.org/protobuf v1.34.2 // indirect
+	google.golang.org/protobuf v1.35.1 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
-	k8s.io/apiextensions-apiserver v0.30.1 // indirect
-	k8s.io/klog/v2 v2.120.1 // indirect
+	k8s.io/apiextensions-apiserver v0.31.0 // indirect
+	k8s.io/klog/v2 v2.130.1 // indirect
 	k8s.io/kube-openapi v0.0.0-20240228011516-70dd3763d340 // indirect
-	k8s.io/utils v0.0.0-20240102154912-e7106e64919e // indirect
+	k8s.io/utils v0.0.0-20240711033017-18e509b52bc8 // indirect
 	sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect
 	sigs.k8s.io/structured-merge-diff/v4 v4.4.1 // indirect
 )