feat: complete daemon operations and recovery tooling

internal/backendupdate/restart.go

@@ -22,7 +22,7 @@ import (
 // 若已存在相关活动事务，则尝试复用并续跑。
 func (u *Updater) Restart(ctx context.Context, report ProgressReporter) (transaction.Transaction, error) {
 	if u.config.Backend.Type == deploymentconfig.BackendTypeContainer {
-		return transaction.Transaction{}, errors.New("restart is not implemented for container backend")
+		return u.RestartContainer(ctx, report)
 	}
 	reportProgress(report, Progress{Message: "Resolving the current native backend release"})
 	active, err := u.store.ActiveTransaction(ctx)

internal/backendupdate/updater.go

@@ -76,6 +76,8 @@ type Updater struct {
 	containerTmpSource string
 	// containerTmpTarget 容器后端临时目录在容器内的目标路径。
 	containerTmpTarget string
+	// containerStopGraceSeconds 停止容器后端旧容器时，发送停止信号后到强制终止前的等待秒数。
+	containerStopGraceSeconds int
 	// logger 结构化日志记录器。
 	logger *slog.Logger
 	// drain 切换后旧单元/旧容器的排空时长。
@@ -189,13 +191,18 @@ func NewContainer(
 	if err != nil {
 		return nil, err
 	}
+	stopGraceSeconds := defaultContainerStopGraceSeconds
+	if config.Backend.StopGraceSeconds != nil {
+		stopGraceSeconds = *config.Backend.StopGraceSeconds
+	}
 	return &Updater{
 		config: config, workRoot: workRoot, store: store, coordinator: coordinator, gateway: gateway,
 		containerExecutor: executor, engine: engine, logger: logger, drain: drainDuration,
-		containerConfigSource: deploymentconfig.ContainerConfigSource,
-		containerConfigTarget: deploymentconfig.ContainerConfigTarget,
-		containerTmpSource:    deploymentconfig.ContainerTmpSource,
-		containerTmpTarget:    deploymentconfig.ContainerTmpTarget,
+		containerConfigSource:     deploymentconfig.ContainerConfigSource,
+		containerConfigTarget:     deploymentconfig.ContainerConfigTarget,
+		containerTmpSource:        deploymentconfig.ContainerTmpSource,
+		containerTmpTarget:        deploymentconfig.ContainerTmpTarget,
+		containerStopGraceSeconds: stopGraceSeconds,
 	}, nil
 }