Add make release for release automation

.github/workflows/release.yml

@@ -30,7 +30,7 @@ jobs:
       uses: goreleaser/goreleaser-action@v6
       with:
         version: v2.7.0
-        args: release
+        args: release --release-notes tools/release/release-note.md
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
     - uses: actions/attest-build-provenance@v2

.goreleaser.yml

@@ -24,8 +24,6 @@ archives:
       - 'zip'
     files:
       - none*
-changelog:
-  disable: true
 checksum:
   name_template: 'checksums.txt'
   extra_files:

CHANGELOG.md

@@ -1,3 +1,5 @@
+See https://github.com/terraform-linters/tflint-ruleset-google/releases for later releases.
+
 ## 0.31.0 (2025-02-23)
 
 ### Breaking Changes

Makefile

@@ -12,3 +12,6 @@ build:
 install: build
 	mkdir -p ~/.tflint.d/plugins
 	mv ./tflint-ruleset-google ~/.tflint.d/plugins
+
+release:
+	cd tools/release; go run main.go

go.sum

@@ -193,6 +193,7 @@ google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9Ywl
 google.golang.org/appengine v1.6.8 h1:IhEN5q69dyKagZPYMSdIjS2HqprW324FRQZJcGqPAsM=
 google.golang.org/appengine v1.6.8/go.mod h1:1jJ3jBArFh5pcgW8gCtRJnepW8FzD1V44FJffLiz/Ds=
 google.golang.org/genproto/googleapis/api v0.0.0-20241209162323-e6fa225c2576 h1:CkkIfIt50+lT6NHAVoRYEyAvQGFM7xEwXUUywFvEb3Q=
+google.golang.org/genproto/googleapis/api v0.0.0-20241209162323-e6fa225c2576/go.mod h1:1R3kvZ1dtP3+4p4d3G8uJ8rFk/fWlScl38vanWACI08=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20250219182151-9fdb1cabc7b2 h1:DMTIbak9GhdaSxEjvVzAeNZvyc03I61duqNbnm3SU0M=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20250219182151-9fdb1cabc7b2/go.mod h1:LuRYeWDFV6WOn90g357N17oMCaxpgCnbi/44qJvDn2I=
 google.golang.org/grpc v1.70.0 h1:pWFv03aZoHzlRKHWicjsZytKAiYCtNS0dHbXnIdq7jQ=

tools/release/go.mod

@@ -0,0 +1,11 @@
+module github.com/terraform-linters/tflint-ruleset-google/tools/release
+
+go 1.24.0
+
+require (
+	github.com/google/go-github/v69 v69.2.0
+	github.com/hashicorp/go-version v1.7.0
+	golang.org/x/oauth2 v0.28.0
+)
+
+require github.com/google/go-querystring v1.1.0 // indirect

tools/release/go.sum

@@ -0,0 +1,12 @@
+github.com/google/go-cmp v0.5.2/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
+github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
+github.com/google/go-github/v69 v69.2.0 h1:wR+Wi/fN2zdUx9YxSmYE0ktiX9IAR/BeePzeaUUbEHE=
+github.com/google/go-github/v69 v69.2.0/go.mod h1:xne4jymxLR6Uj9b7J7PyTpkMYstEMMwGZa0Aehh1azM=
+github.com/google/go-querystring v1.1.0 h1:AnCroh3fv4ZBgVIf1Iwtovgjaw/GiKJo8M8yD/fhyJ8=
+github.com/google/go-querystring v1.1.0/go.mod h1:Kcdr2DB4koayq7X8pmAG4sNG59So17icRSOU623lUBU=
+github.com/hashicorp/go-version v1.7.0 h1:5tqGy27NaOTB8yJKUZELlFAS/LTKJkrmONwQKeRZfjY=
+github.com/hashicorp/go-version v1.7.0/go.mod h1:fltr4n8CU8Ke44wwGCBoEymUuxUHl09ZGVZPK5anwXA=
+golang.org/x/oauth2 v0.28.0 h1:CrgCKl8PPAVtLnU3c+EDw6x11699EWlsDeWNWKdIOkc=
+golang.org/x/oauth2 v0.28.0/go.mod h1:onh5ek6nERTohokkhCD/y2cV4Do3fxFHFuAejCkRWT8=
+golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=

tools/release/main.go

@@ -0,0 +1,260 @@
+package main
+
+import (
+	"bufio"
+	"bytes"
+	"context"
+	"fmt"
+	"io"
+	"log"
+	"os"
+	"os/exec"
+	"regexp"
+	"strings"
+
+	"github.com/google/go-github/v69/github"
+	"github.com/hashicorp/go-version"
+	"golang.org/x/oauth2"
+)
+
+var token = os.Getenv("GITHUB_TOKEN")
+var versionRegexp = regexp.MustCompile(`^\d+\.\d+\.\d+$`)
+var goModRequireSDKRegexp = regexp.MustCompile(`github.com/terraform-linters/tflint-plugin-sdk v(.+)`)
+
+func main() {
+	if err := os.Chdir("../../"); err != nil {
+		log.Fatal(err)
+	}
+
+	currentVersion := getCurrentVersion()
+	log.Printf("current version: %s", currentVersion)
+
+	newVersion := getNewVersion()
+	log.Printf("new version: %s", newVersion)
+
+	releaseNotePath := "tools/release/release-note.md"
+
+	log.Println("checking requirements...")
+	if err := checkRequirements(currentVersion, newVersion); err != nil {
+		log.Fatal(err)
+	}
+
+	log.Println("rewriting files with new version...")
+	if err := rewriteFileWithNewVersion("project/main.go", currentVersion, newVersion); err != nil {
+		log.Fatal(err)
+	}
+	if err := rewriteFileWithNewVersion("README.md", currentVersion, newVersion); err != nil {
+		log.Fatal(err)
+	}
+
+	log.Println("generating release notes...")
+	if err := generateReleaseNote(currentVersion, newVersion, releaseNotePath); err != nil {
+		log.Fatal(err)
+	}
+	if err := editFileInteractive(releaseNotePath); err != nil {
+		log.Fatal(err)
+	}
+
+	log.Println("installing and running tests...")
+	if err := execCommand(os.Stdout, "make", "test"); err != nil {
+		log.Fatal(err)
+	}
+	if err := execCommand(os.Stdout, "make", "install"); err != nil {
+		log.Fatal(err)
+	}
+	if err := execCommand(os.Stdout, "make", "e2e"); err != nil {
+		log.Fatal(err)
+	}
+
+	log.Println("committing and tagging...")
+	if err := execCommand(os.Stdout, "git", "add", "."); err != nil {
+		log.Fatal(err)
+	}
+	if err := execCommand(os.Stdout, "git", "commit", "-m", fmt.Sprintf("Bump up version to v%s", newVersion)); err != nil {
+		log.Fatal(err)
+	}
+	if err := execCommand(os.Stdout, "git", "tag", fmt.Sprintf("v%s", newVersion)); err != nil {
+		log.Fatal(err)
+	}
+	if err := execCommand(os.Stdout, "git", "push", "origin", "master", "--tags"); err != nil {
+		log.Fatal(err)
+	}
+	log.Printf("pushed v%s", newVersion)
+}
+
+func getCurrentVersion() string {
+	stdout := &bytes.Buffer{}
+	if err := execCommand(stdout, "git", "describe", "--tags", "--abbrev=0"); err != nil {
+		log.Fatal(err)
+	}
+	return strings.TrimPrefix(strings.TrimSpace(stdout.String()), "v")
+}
+
+func getNewVersion() string {
+	reader := bufio.NewReader(os.Stdin)
+	fmt.Print(`Enter new version (without leading "v"): `)
+	input, err := reader.ReadString('\n')
+	if err != nil {
+		log.Fatal(fmt.Errorf("failed to read user input: %w", err))
+	}
+	version := strings.TrimSpace(input)
+
+	if !versionRegexp.MatchString(version) {
+		log.Fatal(fmt.Errorf("invalid version: %s", version))
+	}
+	return version
+}
+
+func checkRequirements(old string, new string) error {
+	if token == "" {
+		return fmt.Errorf("GITHUB_TOKEN is not set. Required to generate release notes")
+	}
+
+	if _, err := exec.LookPath("tflint"); err != nil {
+		return fmt.Errorf("TFLint is not installed. Required to run E2E tests")
+	}
+
+	oldVersion, err := version.NewVersion(old)
+	if err != nil {
+		return fmt.Errorf("failed to parse current version: %w", err)
+	}
+	newVersion, err := version.NewVersion(new)
+	if err != nil {
+		return fmt.Errorf("failed to parse new version: %w", err)
+	}
+	if !newVersion.GreaterThan(oldVersion) {
+		return fmt.Errorf("new version must be greater than current version")
+	}
+
+	if err := checkGitStatus(); err != nil {
+		return fmt.Errorf("failed to check Git status: %w", err)
+	}
+
+	if err := checkGoModules(); err != nil {
+		return fmt.Errorf("failed to check Go modules: %w", err)
+	}
+	return nil
+}
+
+func checkGitStatus() error {
+	stdout := &bytes.Buffer{}
+	if err := execCommand(stdout, "git", "status", "--porcelain"); err != nil {
+		return err
+	}
+	if strings.TrimSpace(stdout.String()) != "" {
+		return fmt.Errorf("the current working tree is dirty. Please commit or stash changes")
+	}
+
+	stdout = &bytes.Buffer{}
+	if err := execCommand(stdout, "git", "rev-parse", "--abbrev-ref", "HEAD"); err != nil {
+		return err
+	}
+	if strings.TrimSpace(stdout.String()) != "master" {
+		return fmt.Errorf("the current branch is not master, got %s", strings.TrimSpace(stdout.String()))
+	}
+
+	stdout = &bytes.Buffer{}
+	if err := execCommand(stdout, "git", "config", "--get", "remote.origin.url"); err != nil {
+		return err
+	}
+	if !strings.Contains(strings.TrimSpace(stdout.String()), "terraform-linters/tflint-ruleset-google") {
+		return fmt.Errorf("remote.origin is not terraform-linters/tflint-ruleset-google, got %s", strings.TrimSpace(stdout.String()))
+	}
+	return nil
+}
+
+func checkGoModules() error {
+	bytes, err := os.ReadFile("go.mod")
+	if err != nil {
+		return fmt.Errorf("failed to read go.mod: %w", err)
+	}
+	content := string(bytes)
+
+	matches := goModRequireSDKRegexp.FindStringSubmatch(content)
+	if len(matches) != 2 {
+		return fmt.Errorf(`failed to parse go.mod: did not match "%s"`, goModRequireSDKRegexp.String())
+	}
+	if !versionRegexp.MatchString(matches[1]) {
+		return fmt.Errorf(`failed to parse go.mod: SDK version "%s" is not stable`, matches[1])
+	}
+	return nil
+}
+
+func rewriteFileWithNewVersion(path string, old string, new string) error {
+	log.Printf("rewrite %s", path)
+
+	bytes, err := os.ReadFile(path)
+	if err != nil {
+		return fmt.Errorf("failed to read %s: %w", path, err)
+	}
+	content := string(bytes)
+
+	replaced := strings.ReplaceAll(content, old, new)
+	if replaced == content {
+		return fmt.Errorf("%s is not changed", path)
+	}
+
+	if err := os.WriteFile(path, []byte(replaced), 0644); err != nil {
+		return fmt.Errorf("failed to write %s: %w", path, err)
+	}
+	return nil
+}
+
+func generateReleaseNote(old string, new string, savedPath string) error {
+	tagName := fmt.Sprintf("v%s", new)
+	previousTagName := fmt.Sprintf("v%s", old)
+	targetCommitish := "master"
+
+	client := github.NewClient(oauth2.NewClient(context.Background(), oauth2.StaticTokenSource(&oauth2.Token{
+		AccessToken: token,
+	})))
+
+	note, _, err := client.Repositories.GenerateReleaseNotes(
+		context.Background(),
+		"terraform-linters",
+		"tflint-ruleset-google",
+		&github.GenerateNotesOptions{
+			TagName:         tagName,
+			PreviousTagName: &previousTagName,
+			TargetCommitish: &targetCommitish,
+		},
+	)
+	if err != nil {
+		return fmt.Errorf("failed to generate release notes: %w", err)
+	}
+
+	if err := os.WriteFile(savedPath, []byte(note.Body), 0644); err != nil {
+		return fmt.Errorf("failed to write %s: %w", savedPath, err)
+	}
+	return err
+}
+
+func editFileInteractive(path string) error {
+	editor := "vi"
+	if e := os.Getenv("EDITOR"); e != "" {
+		editor = e
+	}
+	return execShellCommand(os.Stdout, fmt.Sprintf("%s %s", editor, path))
+}
+
+func execShellCommand(stdout io.Writer, command string) error {
+	shell := "sh"
+	if s := os.Getenv("SHELL"); s != "" {
+		shell = s
+	}
+
+	return execCommand(stdout, shell, "-c", command)
+}
+
+func execCommand(stdout io.Writer, name string, args ...string) error {
+	cmd := exec.Command(name, args...)
+	cmd.Stdin = os.Stdin
+	cmd.Stdout = stdout
+	cmd.Stderr = os.Stderr
+
+	if err := cmd.Run(); err != nil {
+		commands := append([]string{name}, args...)
+		return fmt.Errorf(`failed to exec "%s": %w`, strings.Join(commands, " "), err)
+	}
+	return nil
+}