auto update Hugo

.github/workflows/update-hugo-version.yml

@@ -0,0 +1,46 @@
+name: "update-hugo-version"
+on:
+  workflow_dispatch:
+  schedule:
+    # every Monday at around 3 am pacific/10 am UTC
+    - cron: "0 10 * * 1"
+env:
+  GOPROXY: https://proxy.golang.org
+  GO_VERSION: '1.19.3'
+permissions:
+  contents: read
+
+jobs:
+  bump-hugo-version:
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8
+      - uses: actions/setup-go@c4a742cab115ed795e34d4513e2cf7d472deb55f
+        with:
+          go-version: ${{env.GO_VERSION}}
+      - name: Bump Hugo version
+        id: bumpHugo
+        run: |
+          make update-hugo-version
+          # The following is to support multiline with GITHUB_OUTPUT, see https://docs.github.com/en/actions/using-workflows/workflow-commands-for-github-actions#multiline-strings
+          echo "changes<<EOF" >> $GITHUB_OUTPUT
+          echo "$(git status --porcelain)" >> $GITHUB_OUTPUT
+          echo "EOF" >> $GITHUB_OUTPUT
+      - name: Create PR
+        if: ${{ steps.bumpHugo.outputs.changes != '' }}
+        uses: peter-evans/create-pull-request@2b011faafdcbc9ceb11414d64d0573f37c774b04
+        with:
+          token: ${{ secrets.MINIKUBE_BOT_PAT }}
+          commit-message: bump hugo version
+          committer: minikube-bot <minikube-bot@google.com>
+          author: minikube-bot <minikube-bot@google.com>
+          branch: auto_bump_hugo_version
+          push-to-fork: minikube-bot/minikube
+          base: master
+          delete-branch: true
+          title: 'bump hugo version'
+          labels: ok-to-test
+          body: |
+            Hugo project released a [new version](https://github.com/gohugoio/hugo/releases),
+
+            This PR was auto-generated by `make update-hugo-version` using [update-hugo-version.yml](https://github.com/kubernetes/minikube/tree/master/.github/workflows/update-hugo-version.yml) CI Workflow.

Makefile

@@ -1066,6 +1066,11 @@ update-docsy-version:
 	(cd hack/update/docsy_version && \
 	 go run update_docsy_version.go)
 
+.Phony: update-hugo-version
+update-hugo-version:
+	(cd hack/update/hugo_version && \
+	 go run update_hugo_version.go)
+
 .PHONY: generate-licenses
 generate-licenses:
 	./hack/generate_licenses.sh

hack/update/hugo_version/update_hugo_version.go

@@ -0,0 +1,73 @@
+/*
+Copyright 2022 The Kubernetes Authors All rights reserved.
+
+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 main
+
+import (
+	"context"
+	"time"
+
+	"golang.org/x/mod/semver"
+	"k8s.io/klog/v2"
+
+	"k8s.io/minikube/hack/update"
+)
+
+const (
+	// default context timeout
+	cxTimeout = 5 * time.Minute
+)
+
+var (
+	schema = map[string]update.Item{
+		"netlify.toml": {
+			Replace: map[string]string{
+				`HUGO_VERSION = .*`: `HUGO_VERSION = "{{.StableVersion}}"`,
+			},
+		},
+	}
+)
+
+// Data holds stable Hugo version in semver format.
+type Data struct {
+	StableVersion string
+}
+
+func main() {
+	// set a context with defined timeout
+	ctx, cancel := context.WithTimeout(context.Background(), cxTimeout)
+	defer cancel()
+
+	// get Hugo stable version
+	stable, err := hugoVersion(ctx, "gohugoio", "hugo")
+	if err != nil {
+		klog.Fatalf("Unable to get Hugo stable version: %v", err)
+	}
+	data := Data{StableVersion: stable}
+	klog.Infof("Hugo stable version: %s", stable)
+
+	update.Apply(schema, data)
+}
+
+// hugoVersion returns stable version in semver format.
+func hugoVersion(ctx context.Context, owner, repo string) (stable string, err error) {
+	// get Hugo version from GitHub Releases
+	stable, _, _, err = update.GHReleases(ctx, owner, repo)
+	if err != nil || !semver.IsValid(stable) {
+		return "", err
+	}
+	return stable, nil
+}