132 lines
3.6 KiB
Go
132 lines
3.6 KiB
Go
package main
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import (
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"context"
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"errors"
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"fmt"
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"log"
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"net"
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"net/http"
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"os"
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"os/signal"
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"path/filepath"
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"strings"
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"syscall"
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"time"
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"infinite-canvas/backend/internal/hostupdate"
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)
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func main() {
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ctx, stop := signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGTERM)
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defer stop()
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if err := run(ctx); err != nil {
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log.Fatal(err)
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}
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}
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func run(ctx context.Context) error {
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socketPath := env("CANVAS_UPDATER_SOCKET", "/run/open-ai-canvas-updater/updater.sock")
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token := strings.TrimSpace(os.Getenv("CANVAS_UPDATER_TOKEN"))
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manager, err := hostupdate.NewManager(hostupdate.Config{
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Repository: env("CANVAS_UPDATER_REPOSITORY", "ddcat-ai/open-ai-canvas"),
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InstallDir: env("CANVAS_UPDATER_INSTALL_DIR", "/opt/open-ai-canvas"),
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ComposeFile: env("CANVAS_UPDATER_COMPOSE_FILE", "docker-compose.deploy.yml"),
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EnvFile: env("CANVAS_UPDATER_ENV_FILE", ".env"),
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StateDir: env("CANVAS_UPDATER_STATE_DIR", "/var/lib/open-ai-canvas-updater"),
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BackupDir: env("CANVAS_UPDATER_BACKUP_DIR", "/opt/open-ai-canvas/backups"),
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HealthURL: strings.TrimSpace(os.Getenv("CANVAS_UPDATER_HEALTH_URL")),
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GitHubToken: strings.TrimSpace(os.Getenv("CANVAS_UPDATER_GITHUB_TOKEN")),
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StableWindow: envDuration("CANVAS_UPDATER_STABLE_WINDOW", 30*time.Second),
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StepTimeout: envDuration("CANVAS_UPDATER_STEP_TIMEOUT", 20*time.Minute),
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BinaryPath: env("CANVAS_UPDATER_BINARY_PATH", "/usr/local/bin/open-ai-canvas-host-updater"),
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ServiceName: env("CANVAS_UPDATER_SERVICE_NAME", "open-ai-canvas-updater.service"),
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SelfUpdate: envBool("CANVAS_UPDATER_SELF_UPDATE", true),
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})
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if err != nil {
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return err
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}
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server, err := hostupdate.NewServer(manager, token)
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if err != nil {
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return err
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}
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if err := os.MkdirAll(filepath.Dir(socketPath), 0o755); err != nil {
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return err
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}
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if err := removeStaleSocket(socketPath); err != nil {
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return err
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}
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listener, err := net.Listen("unix", socketPath)
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if err != nil {
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return err
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}
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defer listener.Close()
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defer os.Remove(socketPath)
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if err := os.Chmod(socketPath, 0o666); err != nil {
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return err
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}
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httpServer := &http.Server{Handler: server.Handler(), ReadHeaderTimeout: 5 * time.Second}
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serveErr := make(chan error, 1)
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go func() { serveErr <- httpServer.Serve(listener) }()
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log.Printf("host updater listening on unix://%s", socketPath)
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select {
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case <-ctx.Done():
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shutdownCtx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
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defer cancel()
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return httpServer.Shutdown(shutdownCtx)
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case err := <-serveErr:
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if errors.Is(err, http.ErrServerClosed) {
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return nil
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}
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return err
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}
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}
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func removeStaleSocket(path string) error {
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info, err := os.Lstat(path)
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if errors.Is(err, os.ErrNotExist) {
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return nil
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}
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if err != nil {
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return err
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}
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if info.Mode()&os.ModeSocket == 0 {
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return fmt.Errorf("拒绝删除非 Socket 路径 %s", path)
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}
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return os.Remove(path)
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}
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func env(key, fallback string) string {
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if value := strings.TrimSpace(os.Getenv(key)); value != "" {
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return value
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}
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return fallback
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}
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func envDuration(key string, fallback time.Duration) time.Duration {
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value := strings.TrimSpace(os.Getenv(key))
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if value == "" {
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return fallback
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}
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parsed, err := time.ParseDuration(value)
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if err != nil || parsed <= 0 {
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log.Fatalf("%s 必须是正数时长", key)
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}
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return parsed
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}
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func envBool(key string, fallback bool) bool {
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value := strings.ToLower(strings.TrimSpace(os.Getenv(key)))
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if value == "" {
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return fallback
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}
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if value == "true" || value == "1" || value == "yes" {
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return true
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}
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if value == "false" || value == "0" || value == "no" {
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return false
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}
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log.Fatalf("%s 必须是 true 或 false", key)
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return fallback
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}
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