fix(logs): show all matched logs when --since filter specified

cmd/uc/deploy.go

@@ -305,7 +305,7 @@ const defaultFailedContainerLogsTail = 10
 // UNCLOUD_FAILED_CONTAINER_LOGS_TAIL environment variable override when set and valid.
 func failedContainerLogsTail() int {
 	if v := os.Getenv("UNCLOUD_FAILED_CONTAINER_LOGS_TAIL"); v != "" {
-		if tail, err := logs.Tail(v); err == nil && (tail == -1 || tail > 0) {
+		if tail, err := logs.ParseTail(v); err == nil && (tail == -1 || tail > 0) {
 			return tail
 		}
 	}

cmd/uc/machine/logs.go

@@ -69,6 +69,10 @@ func runLogs(ctx context.Context, uncli *cli.CLI, services []string, opts logs.O
 	if err != nil {
 		return err
 	}
+	tail, err := opts.TailLines()
+	if err != nil {
+		return err
+	}
 
 	if len(services) == 0 {
 		services = []string{api.SystemServiceUncloud}
@@ -80,11 +84,6 @@ func runLogs(ctx context.Context, uncli *cli.CLI, services []string, opts logs.O
 		}
 	}
 
-	tail, err := logs.Tail(opts.Tail)
-	if err != nil {
-		return err
-	}
-
 	c, err := uncli.ConnectCluster(ctx)
 	if err != nil {
 		return fmt.Errorf("connect to cluster: %w", err)

cmd/uc/service/logs.go

@@ -83,6 +83,10 @@ func RunLogs(ctx context.Context, uncli *cli.CLI, args []string, opts logs.Optio
 	if err != nil {
 		return err
 	}
+	tail, err := opts.TailLines()
+	if err != nil {
+		return err
+	}
 
 	serviceArgs, err := logs.ParseServiceArgs(args)
 	if err != nil {
@@ -112,12 +116,6 @@ func RunLogs(ctx context.Context, uncli *cli.CLI, args []string, opts logs.Optio
 		}
 	}
 
-	// Parse tail option.
-	tail, err := logs.Tail(opts.Tail)
-	if err != nil {
-		return err
-	}
-
 	c, err := uncli.ConnectCluster(ctx)
 	if err != nil {
 		return fmt.Errorf("connect to cluster: %w", err)