|
| 1 | +package main |
| 2 | + |
| 3 | +import ( |
| 4 | + "bufio" |
| 5 | + "bytes" |
| 6 | + "context" |
| 7 | + "fmt" |
| 8 | + "io" |
| 9 | + "log" |
| 10 | + "os" |
| 11 | + "os/exec" |
| 12 | + "regexp" |
| 13 | + "strings" |
| 14 | + |
| 15 | + "github.com/google/go-github/v69/github" |
| 16 | + "github.com/hashicorp/go-version" |
| 17 | + "golang.org/x/oauth2" |
| 18 | +) |
| 19 | + |
| 20 | +var token = os.Getenv("GITHUB_TOKEN") |
| 21 | +var versionRegexp = regexp.MustCompile(`^\d+\.\d+\.\d+$`) |
| 22 | +var goModRequireSDKRegexp = regexp.MustCompile(`github.com/terraform-linters/tflint-plugin-sdk v(.+)`) |
| 23 | + |
| 24 | +func main() { |
| 25 | + if err := os.Chdir("../../"); err != nil { |
| 26 | + log.Fatal(err) |
| 27 | + } |
| 28 | + |
| 29 | + currentVersion := getCurrentVersion() |
| 30 | + log.Printf("current version: %s", currentVersion) |
| 31 | + |
| 32 | + newVersion := getNewVersion() |
| 33 | + log.Printf("new version: %s", newVersion) |
| 34 | + |
| 35 | + releaseNotePath := "tools/release/release-note.md" |
| 36 | + |
| 37 | + log.Println("checking requirements...") |
| 38 | + if err := checkRequirements(currentVersion, newVersion); err != nil { |
| 39 | + log.Fatal(err) |
| 40 | + } |
| 41 | + |
| 42 | + log.Println("rewriting files with new version...") |
| 43 | + if err := rewriteFileWithNewVersion("project/main.go", currentVersion, newVersion); err != nil { |
| 44 | + log.Fatal(err) |
| 45 | + } |
| 46 | + if err := rewriteFileWithNewVersion("README.md", currentVersion, newVersion); err != nil { |
| 47 | + log.Fatal(err) |
| 48 | + } |
| 49 | + |
| 50 | + log.Println("generating release notes...") |
| 51 | + if err := generateReleaseNote(currentVersion, newVersion, releaseNotePath); err != nil { |
| 52 | + log.Fatal(err) |
| 53 | + } |
| 54 | + if err := editFileInteractive(releaseNotePath); err != nil { |
| 55 | + log.Fatal(err) |
| 56 | + } |
| 57 | + |
| 58 | + log.Println("installing and running tests...") |
| 59 | + if err := execCommand(os.Stdout, "make", "test"); err != nil { |
| 60 | + log.Fatal(err) |
| 61 | + } |
| 62 | + if err := execCommand(os.Stdout, "make", "install"); err != nil { |
| 63 | + log.Fatal(err) |
| 64 | + } |
| 65 | + if err := execCommand(os.Stdout, "make", "e2e"); err != nil { |
| 66 | + log.Fatal(err) |
| 67 | + } |
| 68 | + |
| 69 | + log.Println("committing and tagging...") |
| 70 | + if err := execCommand(os.Stdout, "git", "add", "."); err != nil { |
| 71 | + log.Fatal(err) |
| 72 | + } |
| 73 | + if err := execCommand(os.Stdout, "git", "commit", "-m", fmt.Sprintf("Bump up version to v%s", newVersion)); err != nil { |
| 74 | + log.Fatal(err) |
| 75 | + } |
| 76 | + if err := execCommand(os.Stdout, "git", "tag", fmt.Sprintf("v%s", newVersion)); err != nil { |
| 77 | + log.Fatal(err) |
| 78 | + } |
| 79 | + if err := execCommand(os.Stdout, "git", "push", "origin", "master", "--tags"); err != nil { |
| 80 | + log.Fatal(err) |
| 81 | + } |
| 82 | + log.Printf("pushed v%s", newVersion) |
| 83 | +} |
| 84 | + |
| 85 | +func getCurrentVersion() string { |
| 86 | + stdout := &bytes.Buffer{} |
| 87 | + if err := execCommand(stdout, "git", "describe", "--tags", "--abbrev=0"); err != nil { |
| 88 | + log.Fatal(err) |
| 89 | + } |
| 90 | + return strings.TrimPrefix(strings.TrimSpace(stdout.String()), "v") |
| 91 | +} |
| 92 | + |
| 93 | +func getNewVersion() string { |
| 94 | + reader := bufio.NewReader(os.Stdin) |
| 95 | + fmt.Print(`Enter new version (without leading "v"): `) |
| 96 | + input, err := reader.ReadString('\n') |
| 97 | + if err != nil { |
| 98 | + log.Fatal(fmt.Errorf("failed to read user input: %w", err)) |
| 99 | + } |
| 100 | + version := strings.TrimSpace(input) |
| 101 | + |
| 102 | + if !versionRegexp.MatchString(version) { |
| 103 | + log.Fatal(fmt.Errorf("invalid version: %s", version)) |
| 104 | + } |
| 105 | + return version |
| 106 | +} |
| 107 | + |
| 108 | +func checkRequirements(old string, new string) error { |
| 109 | + if token == "" { |
| 110 | + return fmt.Errorf("GITHUB_TOKEN is not set. Required to generate release notes") |
| 111 | + } |
| 112 | + |
| 113 | + if _, err := exec.LookPath("tflint"); err != nil { |
| 114 | + return fmt.Errorf("TFLint is not installed. Required to run E2E tests") |
| 115 | + } |
| 116 | + |
| 117 | + oldVersion, err := version.NewVersion(old) |
| 118 | + if err != nil { |
| 119 | + return fmt.Errorf("failed to parse current version: %w", err) |
| 120 | + } |
| 121 | + newVersion, err := version.NewVersion(new) |
| 122 | + if err != nil { |
| 123 | + return fmt.Errorf("failed to parse new version: %w", err) |
| 124 | + } |
| 125 | + if !newVersion.GreaterThan(oldVersion) { |
| 126 | + return fmt.Errorf("new version must be greater than current version") |
| 127 | + } |
| 128 | + |
| 129 | + if err := checkGitStatus(); err != nil { |
| 130 | + return fmt.Errorf("failed to check Git status: %w", err) |
| 131 | + } |
| 132 | + |
| 133 | + if err := checkGoModules(); err != nil { |
| 134 | + return fmt.Errorf("failed to check Go modules: %w", err) |
| 135 | + } |
| 136 | + return nil |
| 137 | +} |
| 138 | + |
| 139 | +func checkGitStatus() error { |
| 140 | + stdout := &bytes.Buffer{} |
| 141 | + if err := execCommand(stdout, "git", "status", "--porcelain"); err != nil { |
| 142 | + return err |
| 143 | + } |
| 144 | + if strings.TrimSpace(stdout.String()) != "" { |
| 145 | + return fmt.Errorf("the current working tree is dirty. Please commit or stash changes") |
| 146 | + } |
| 147 | + |
| 148 | + stdout = &bytes.Buffer{} |
| 149 | + if err := execCommand(stdout, "git", "rev-parse", "--abbrev-ref", "HEAD"); err != nil { |
| 150 | + return err |
| 151 | + } |
| 152 | + if strings.TrimSpace(stdout.String()) != "master" { |
| 153 | + return fmt.Errorf("the current branch is not master, got %s", strings.TrimSpace(stdout.String())) |
| 154 | + } |
| 155 | + |
| 156 | + stdout = &bytes.Buffer{} |
| 157 | + if err := execCommand(stdout, "git", "config", "--get", "remote.origin.url"); err != nil { |
| 158 | + return err |
| 159 | + } |
| 160 | + if !strings.Contains(strings.TrimSpace(stdout.String()), "terraform-linters/tflint-ruleset-google") { |
| 161 | + return fmt.Errorf("remote.origin is not terraform-linters/tflint-ruleset-google, got %s", strings.TrimSpace(stdout.String())) |
| 162 | + } |
| 163 | + return nil |
| 164 | +} |
| 165 | + |
| 166 | +func checkGoModules() error { |
| 167 | + bytes, err := os.ReadFile("go.mod") |
| 168 | + if err != nil { |
| 169 | + return fmt.Errorf("failed to read go.mod: %w", err) |
| 170 | + } |
| 171 | + content := string(bytes) |
| 172 | + |
| 173 | + matches := goModRequireSDKRegexp.FindStringSubmatch(content) |
| 174 | + if len(matches) != 2 { |
| 175 | + return fmt.Errorf(`failed to parse go.mod: did not match "%s"`, goModRequireSDKRegexp.String()) |
| 176 | + } |
| 177 | + if !versionRegexp.MatchString(matches[1]) { |
| 178 | + return fmt.Errorf(`failed to parse go.mod: SDK version "%s" is not stable`, matches[1]) |
| 179 | + } |
| 180 | + return nil |
| 181 | +} |
| 182 | + |
| 183 | +func rewriteFileWithNewVersion(path string, old string, new string) error { |
| 184 | + log.Printf("rewrite %s", path) |
| 185 | + |
| 186 | + bytes, err := os.ReadFile(path) |
| 187 | + if err != nil { |
| 188 | + return fmt.Errorf("failed to read %s: %w", path, err) |
| 189 | + } |
| 190 | + content := string(bytes) |
| 191 | + |
| 192 | + replaced := strings.ReplaceAll(content, old, new) |
| 193 | + if replaced == content { |
| 194 | + return fmt.Errorf("%s is not changed", path) |
| 195 | + } |
| 196 | + |
| 197 | + if err := os.WriteFile(path, []byte(replaced), 0644); err != nil { |
| 198 | + return fmt.Errorf("failed to write %s: %w", path, err) |
| 199 | + } |
| 200 | + return nil |
| 201 | +} |
| 202 | + |
| 203 | +func generateReleaseNote(old string, new string, savedPath string) error { |
| 204 | + tagName := fmt.Sprintf("v%s", new) |
| 205 | + previousTagName := fmt.Sprintf("v%s", old) |
| 206 | + targetCommitish := "master" |
| 207 | + |
| 208 | + client := github.NewClient(oauth2.NewClient(context.Background(), oauth2.StaticTokenSource(&oauth2.Token{ |
| 209 | + AccessToken: token, |
| 210 | + }))) |
| 211 | + |
| 212 | + note, _, err := client.Repositories.GenerateReleaseNotes( |
| 213 | + context.Background(), |
| 214 | + "terraform-linters", |
| 215 | + "tflint-ruleset-google", |
| 216 | + &github.GenerateNotesOptions{ |
| 217 | + TagName: tagName, |
| 218 | + PreviousTagName: &previousTagName, |
| 219 | + TargetCommitish: &targetCommitish, |
| 220 | + }, |
| 221 | + ) |
| 222 | + if err != nil { |
| 223 | + return fmt.Errorf("failed to generate release notes: %w", err) |
| 224 | + } |
| 225 | + |
| 226 | + if err := os.WriteFile(savedPath, []byte(note.Body), 0644); err != nil { |
| 227 | + return fmt.Errorf("failed to write %s: %w", savedPath, err) |
| 228 | + } |
| 229 | + return err |
| 230 | +} |
| 231 | + |
| 232 | +func editFileInteractive(path string) error { |
| 233 | + editor := "vi" |
| 234 | + if e := os.Getenv("EDITOR"); e != "" { |
| 235 | + editor = e |
| 236 | + } |
| 237 | + return execShellCommand(os.Stdout, fmt.Sprintf("%s %s", editor, path)) |
| 238 | +} |
| 239 | + |
| 240 | +func execShellCommand(stdout io.Writer, command string) error { |
| 241 | + shell := "sh" |
| 242 | + if s := os.Getenv("SHELL"); s != "" { |
| 243 | + shell = s |
| 244 | + } |
| 245 | + |
| 246 | + return execCommand(stdout, shell, "-c", command) |
| 247 | +} |
| 248 | + |
| 249 | +func execCommand(stdout io.Writer, name string, args ...string) error { |
| 250 | + cmd := exec.Command(name, args...) |
| 251 | + cmd.Stdin = os.Stdin |
| 252 | + cmd.Stdout = stdout |
| 253 | + cmd.Stderr = os.Stderr |
| 254 | + |
| 255 | + if err := cmd.Run(); err != nil { |
| 256 | + commands := append([]string{name}, args...) |
| 257 | + return fmt.Errorf(`failed to exec "%s": %w`, strings.Join(commands, " "), err) |
| 258 | + } |
| 259 | + return nil |
| 260 | +} |
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