diff --git a/go-backend/internal/http/handler/handler.go b/go-backend/internal/http/handler/handler.go
index e010fda..9f0fe2b 100644
--- a/go-backend/internal/http/handler/handler.go
+++ b/go-backend/internal/http/handler/handler.go
@@ -34,6 +34,9 @@ type Handler struct {
 	jobsCancel  context.CancelFunc
 	jobsStarted bool
 	jobsWG      sync.WaitGroup
+
+	upgradeMu              sync.Mutex
+	pendingUpgradeRedeploy map[int64]struct{}
 }
 
 type loginRequest struct {
@@ -70,12 +73,15 @@ type flowItem struct {
 }
 
 func New(repo *repo.Repository, jwtSecret string) *Handler {
-	return &Handler{
-		repo:          repo,
-		jwtSecret:     jwtSecret,
-		wsServer:      ws.NewServer(repo, jwtSecret),
-		captchaTokens: make(map[string]int64),
+	h := &Handler{
+		repo:                   repo,
+		jwtSecret:              jwtSecret,
+		wsServer:               ws.NewServer(repo, jwtSecret),
+		captchaTokens:          make(map[string]int64),
+		pendingUpgradeRedeploy: make(map[int64]struct{}),
 	}
+	h.wsServer.SetNodeOnlineHook(h.onNodeOnline)
+	return h
 }
 
 func (h *Handler) WebSocketHandler() http.Handler {
diff --git a/go-backend/internal/http/handler/mutations.go b/go-backend/internal/http/handler/mutations.go
index cfd628b..71d3eca 100644
--- a/go-backend/internal/http/handler/mutations.go
+++ b/go-backend/internal/http/handler/mutations.go
@@ -918,6 +918,58 @@ func (h *Handler) reconstructTunnelState(tunnelID int64) (*tunnelCreateState, er
 	return state, nil
 }
 
+func (h *Handler) redeployTunnelAndForwards(tunnelID int64) error {
+	tunnel, err := h.getTunnelRecord(tunnelID)
+	if err != nil {
+		return err
+	}
+
+	if tunnel.Type == 2 {
+		h.cleanupTunnelRuntime(tunnelID)
+		h.cleanupFederationRuntime(tunnelID)
+		state, err := h.reconstructTunnelState(tunnelID)
+		if err != nil {
+			return err
+		}
+		federationBindings, federationReleaseRefs, fedErr := h.applyFederationRuntime(state, h.federationLocalDomain())
+		if fedErr != nil {
+			return fedErr
+		}
+		tx := h.repo.BeginTx()
+		if tx.Error != nil {
+			h.releaseFederationRuntimeRefs(federationReleaseRefs)
+			return tx.Error
+		}
+		if replaceErr := h.repo.ReplaceFederationTunnelBindingsTx(tx, tunnelID, federationBindings); replaceErr != nil {
+			tx.Rollback()
+			h.releaseFederationRuntimeRefs(federationReleaseRefs)
+			return replaceErr
+		}
+		if commitErr := tx.Commit().Error; commitErr != nil {
+			h.releaseFederationRuntimeRefs(federationReleaseRefs)
+			return commitErr
+		}
+		_, _, applyErr := h.applyTunnelRuntime(state)
+		if applyErr != nil {
+			h.releaseFederationRuntimeRefs(federationReleaseRefs)
+			_ = h.repo.DeleteFederationTunnelBindingsByTunnel(tunnelID)
+			return applyErr
+		}
+	}
+
+	forwards, err := h.listForwardsByTunnel(tunnelID)
+	if err != nil {
+		return err
+	}
+	for i := range forwards {
+		if err := h.syncForwardServices(&forwards[i], "UpdateService", true); err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
 func (h *Handler) tunnelBatchRedeploy(w http.ResponseWriter, r *http.Request) {
 	ids := idsFromBody(r, w)
 	if ids == nil {
@@ -926,72 +978,11 @@ func (h *Handler) tunnelBatchRedeploy(w http.ResponseWriter, r *http.Request) {
 	success := 0
 	fail := 0
 	for _, tunnelID := range ids {
-		tunnel, err := h.getTunnelRecord(tunnelID)
-		if err != nil {
+		if err := h.redeployTunnelAndForwards(tunnelID); err != nil {
 			fail++
 			continue
 		}
-
-		if tunnel.Type == 2 {
-			h.cleanupTunnelRuntime(tunnelID)
-			h.cleanupFederationRuntime(tunnelID)
-			state, err := h.reconstructTunnelState(tunnelID)
-			if err != nil {
-				fail++
-				continue
-			}
-			federationBindings, federationReleaseRefs, fedErr := h.applyFederationRuntime(state, h.federationLocalDomain())
-			if fedErr != nil {
-				fail++
-				continue
-			}
-			tx := h.repo.BeginTx()
-			if tx.Error != nil {
-				h.releaseFederationRuntimeRefs(federationReleaseRefs)
-				fail++
-				continue
-			}
-			if replaceErr := h.repo.ReplaceFederationTunnelBindingsTx(tx, tunnelID, federationBindings); replaceErr != nil {
-				tx.Rollback()
-				h.releaseFederationRuntimeRefs(federationReleaseRefs)
-				fail++
-				continue
-			}
-			if commitErr := tx.Commit().Error; commitErr != nil {
-				h.releaseFederationRuntimeRefs(federationReleaseRefs)
-				fail++
-				continue
-			}
-			_, _, applyErr := h.applyTunnelRuntime(state)
-			if applyErr != nil {
-				h.releaseFederationRuntimeRefs(federationReleaseRefs)
-				_ = h.repo.DeleteFederationTunnelBindingsByTunnel(tunnelID)
-				fail++
-				continue
-			}
-		}
-
-		forwards, err := h.listForwardsByTunnel(tunnelID)
-		if err != nil {
-			fail++
-			continue
-		}
-		if len(forwards) == 0 {
-			success++
-			continue
-		}
-		ok := true
-		for i := range forwards {
-			if err := h.syncForwardServices(&forwards[i], "UpdateService", true); err != nil {
-				ok = false
-				break
-			}
-		}
-		if ok {
-			success++
-		} else {
-			fail++
-		}
+		success++
 	}
 	response.WriteJSON(w, response.OK(map[string]interface{}{"successCount": success, "failCount": fail}))
 }
diff --git a/go-backend/internal/http/handler/upgrade.go b/go-backend/internal/http/handler/upgrade.go
index 9fa933e..cf2ae17 100644
--- a/go-backend/internal/http/handler/upgrade.go
+++ b/go-backend/internal/http/handler/upgrade.go
@@ -166,6 +166,7 @@ func (h *Handler) nodeUpgrade(w http.ResponseWriter, r *http.Request) {
 		response.WriteJSON(w, response.Err(-2, fmt.Sprintf("升级失败: %v", err)))
 		return
 	}
+	h.markNodePendingUpgradeRedeploy(req.ID)
 
 	response.WriteJSON(w, response.OK(map[string]interface{}{
 		"version": version,
@@ -246,6 +247,7 @@ func (h *Handler) nodeBatchUpgrade(w http.ResponseWriter, r *http.Request) {
 				results[index] = upgradeResult{ID: nodeID, Success: false, Message: err.Error()}
 				return
 			}
+			h.markNodePendingUpgradeRedeploy(nodeID)
 			results[index] = upgradeResult{ID: nodeID, Success: true, Message: result.Message}
 		}(i, id)
 	}
@@ -340,3 +342,66 @@ func (h *Handler) nodeRollback(w http.ResponseWriter, r *http.Request) {
 		"message": result.Message,
 	}))
 }
+
+func (h *Handler) markNodePendingUpgradeRedeploy(nodeID int64) {
+	if h == nil || nodeID <= 0 {
+		return
+	}
+	h.upgradeMu.Lock()
+	h.pendingUpgradeRedeploy[nodeID] = struct{}{}
+	h.upgradeMu.Unlock()
+}
+
+func (h *Handler) consumeNodePendingUpgradeRedeploy(nodeID int64) bool {
+	if h == nil || nodeID <= 0 {
+		return false
+	}
+	h.upgradeMu.Lock()
+	_, ok := h.pendingUpgradeRedeploy[nodeID]
+	if ok {
+		delete(h.pendingUpgradeRedeploy, nodeID)
+	}
+	h.upgradeMu.Unlock()
+	return ok
+}
+
+func (h *Handler) onNodeOnline(nodeID int64) {
+	if !h.consumeNodePendingUpgradeRedeploy(nodeID) {
+		return
+	}
+	h.redeployNodeRuntimeAfterUpgrade(nodeID)
+}
+
+func (h *Handler) redeployNodeRuntimeAfterUpgrade(nodeID int64) {
+	tunnelIDs, err := h.repo.ListActiveTunnelIDsByNode(nodeID)
+	if err != nil {
+		fmt.Printf("post-upgrade redeploy: list tunnels for node %d failed: %v\n", nodeID, err)
+		return
+	}
+	forwardIDs, err := h.repo.ListActiveForwardIDsByNode(nodeID)
+	if err != nil {
+		fmt.Printf("post-upgrade redeploy: list forwards for node %d failed: %v\n", nodeID, err)
+		return
+	}
+
+	tunnelFailed := make(map[int64]struct{})
+	for _, tunnelID := range tunnelIDs {
+		if err := h.redeployTunnelAndForwards(tunnelID); err != nil {
+			tunnelFailed[tunnelID] = struct{}{}
+			fmt.Printf("post-upgrade redeploy: tunnel %d failed on node %d: %v\n", tunnelID, nodeID, err)
+		}
+	}
+
+	for _, forwardID := range forwardIDs {
+		forward, getErr := h.getForwardRecord(forwardID)
+		if getErr != nil || forward == nil {
+			continue
+		}
+		if _, skipped := tunnelFailed[forward.TunnelID]; skipped {
+			continue
+		}
+		if err := h.syncForwardServices(forward, "UpdateService", true); err != nil {
+			fmt.Printf("post-upgrade redeploy: forward %d failed on node %d: %v\n", forwardID, nodeID, err)
+		}
+	}
+}
diff --git a/go-backend/internal/store/repo/repository_control.go b/go-backend/internal/store/repo/repository_control.go
index 5333180..2aed13c 100644
--- a/go-backend/internal/store/repo/repository_control.go
+++ b/go-backend/internal/store/repo/repository_control.go
@@ -56,6 +56,40 @@ func (r *Repository) ListForwardsByTunnel(tunnelID int64) ([]model.ForwardRecord
 	return rows, nil
 }
 
+func (r *Repository) ListActiveTunnelIDsByNode(nodeID int64) ([]int64, error) {
+	if r == nil || r.db == nil {
+		return nil, errors.New("repository not initialized")
+	}
+	var ids []int64
+	err := r.db.Model(&model.ChainTunnel{}).
+		Joins("JOIN tunnel ON tunnel.id = chain_tunnel.tunnel_id").
+		Where("chain_tunnel.node_id = ? AND tunnel.status = 1", nodeID).
+		Select("DISTINCT chain_tunnel.tunnel_id").
+		Order("chain_tunnel.tunnel_id ASC").
+		Pluck("chain_tunnel.tunnel_id", &ids).Error
+	if err != nil {
+		return nil, err
+	}
+	return ids, nil
+}
+
+func (r *Repository) ListActiveForwardIDsByNode(nodeID int64) ([]int64, error) {
+	if r == nil || r.db == nil {
+		return nil, errors.New("repository not initialized")
+	}
+	var ids []int64
+	err := r.db.Model(&model.ForwardPort{}).
+		Joins("JOIN forward ON forward.id = forward_port.forward_id").
+		Where("forward_port.node_id = ? AND forward.status = 1", nodeID).
+		Select("DISTINCT forward_port.forward_id").
+		Order("forward_port.forward_id ASC").
+		Pluck("forward_port.forward_id", &ids).Error
+	if err != nil {
+		return nil, err
+	}
+	return ids, nil
+}
+
 func (r *Repository) ListForwardPorts(forwardID int64) ([]model.ForwardPortRecord, error) {
 	if r == nil || r.db == nil {
 		return nil, errors.New("repository not initialized")
diff --git a/go-backend/internal/ws/server.go b/go-backend/internal/ws/server.go
index 63e194c..7633ef3 100644
--- a/go-backend/internal/ws/server.go
+++ b/go-backend/internal/ws/server.go
@@ -68,9 +68,10 @@ type CommandResult struct {
 }
 
 type Server struct {
-	repo      *repo.Repository
-	jwtSecret string
-	upgrader  websocket.Upgrader
+	repo         *repo.Repository
+	jwtSecret    string
+	upgrader     websocket.Upgrader
+	onNodeOnline func(nodeID int64)
 
 	mu      sync.RWMutex
 	admins  map[*connWrap]struct{}
@@ -79,6 +80,15 @@ type Server struct {
 	pending map[string]pendingRequest
 }
 
+func (s *Server) SetNodeOnlineHook(fn func(nodeID int64)) {
+	if s == nil {
+		return
+	}
+	s.mu.Lock()
+	s.onNodeOnline = fn
+	s.mu.Unlock()
+}
+
 func NewServer(repo *repo.Repository, jwtSecret string) *Server {
 	return &Server{
 		repo:      repo,
@@ -183,6 +193,13 @@ func (s *Server) handleNode(w http.ResponseWriter, r *http.Request, nodeID int64
 	_ = s.repo.UpdateNodeOnline(nodeID, 1, version, httpVal, tlsVal, socksVal)
 	s.broadcastStatus(nodeID, 1)
 
+	s.mu.RLock()
+	onlineHook := s.onNodeOnline
+	s.mu.RUnlock()
+	if onlineHook != nil {
+		go onlineHook(nodeID)
+	}
+
 	defer func() {
 		close(done)
 		needOfflineBroadcast := false