feat: sync per-IP runtime limiters

go-backend/internal/http/handler/control_plane.go

@@ -27,6 +27,16 @@ type nodeRecord = model.NodeRecord
 
 type chainNodeRecord = model.ChainNodeRecord
 
+type forwardRuntimeLimiters struct {
+	TrafficLimiter string
+	ConnLimiter    string
+}
+
+type forwardLimiterConfig struct {
+	Name   string
+	Limits []string
+}
+
 type diagnosisTarget struct {
 	Address string
 	IP      string
@@ -264,6 +274,13 @@ func (h *Handler) syncForwardServicesWithWarnings(forward *forwardRecord, method
 		speed = utSpeed
 	}
 
+	var ipSpeed *int
+	if forward.IPSpeedID.Valid && forward.IPSpeedID.Int64 > 0 {
+		if speedVal, err := h.repo.GetSpeedLimitSpeed(forward.IPSpeedID.Int64); err == nil && speedVal > 0 {
+			ipSpeed = &speedVal
+		}
+	}
+
 	serviceBase := buildForwardServiceBaseWithResolvedUserTunnel(forward.ID, forward.UserID, userTunnelID)
 
 	user, err := h.repo.GetUserByID(forward.UserID)
@@ -271,19 +288,31 @@ func (h *Handler) syncForwardServicesWithWarnings(forward *forwardRecord, method
 		return nil, err
 	}
 
-	var cLimiterName string
-	var maxConnToSet int
-
-	if forward.MaxConn > 0 {
-		maxConnToSet = forward.MaxConn
-		cLimiterName = fmt.Sprintf("rule_conn_limit_%d", forward.ID)
-	} else if user != nil && user.MaxConn > 0 {
-		maxConnToSet = user.MaxConn
-		cLimiterName = fmt.Sprintf("user_conn_limit_%d", user.ID)
+	userMaxConn := 0
+	if user != nil && user.MaxConn > 0 {
+		userMaxConn = user.MaxConn
 	}
+	connLimiterConfig := buildConnLimiterConfig(forward, userMaxConn)
 
 	for _, fp := range ports {
-		if limiterID != nil && speed != nil {
+		runtimeLimiters := forwardRuntimeLimiters{ConnLimiter: connLimiterConfig.Name}
+		if ipSpeed != nil {
+			runtimeLimiters.TrafficLimiter = fmt.Sprintf("rule_traffic_limit_%d", forward.ID)
+			if err := h.ensureTrafficLimiterOnNode(fp.NodeID, runtimeLimiters.TrafficLimiter, speed, ipSpeed); err != nil {
+				// If the limiter push fails because the node is offline, skip it with a warning
+				if isNodeOfflineOrTimeoutError(err) {
+					node, _ := h.getNodeRecord(fp.NodeID)
+					nodeName := fmt.Sprintf("%d", fp.NodeID)
+					if node != nil && strings.TrimSpace(node.Name) != "" {
+						nodeName = strings.TrimSpace(node.Name)
+					}
+					warnings = append(warnings, fmt.Sprintf("节点 %s 不在线，已跳过下发", nodeName))
+					continue
+				}
+				return nil, err
+			}
+		} else if limiterID != nil && speed != nil {
+			runtimeLimiters.TrafficLimiter = strconv.FormatInt(*limiterID, 10)
 			if err := h.ensureLimiterOnNode(fp.NodeID, *limiterID, *speed); err != nil {
 				// If the limiter push fails because the node is offline, skip it with a warning
 				if isNodeOfflineOrTimeoutError(err) {
@@ -299,8 +328,8 @@ func (h *Handler) syncForwardServicesWithWarnings(forward *forwardRecord, method
 			}
 		}
 
-		if cLimiterName != "" {
-			if err := h.ensureConnLimiterOnNode(fp.NodeID, cLimiterName, maxConnToSet); err != nil {
+		if connLimiterConfig.Name != "" {
+			if err := h.ensureConnLimiterOnNode(fp.NodeID, connLimiterConfig); err != nil {
 				warnings = append(warnings, fmt.Sprintf("节点 %d 连接限制器下发失败: %v", fp.NodeID, err))
 			}
 		}
@@ -309,7 +338,7 @@ func (h *Handler) syncForwardServicesWithWarnings(forward *forwardRecord, method
 		if err != nil {
 			return nil, err
 		}
-		services := buildForwardServiceConfigs(serviceBase, forward, tunnel, node, fp.Port, strings.TrimSpace(fp.InIP), limiterID, cLimiterName)
+		services := buildForwardServiceConfigs(serviceBase, forward, tunnel, node, fp.Port, strings.TrimSpace(fp.InIP), runtimeLimiters)
 		_, err = h.sendNodeCommand(node.ID, method, services, true, false)
 		if err != nil && allowFallbackAdd && method == "UpdateService" {
 			if isNotFoundError(err) {
@@ -324,7 +353,7 @@ func (h *Handler) syncForwardServicesWithWarnings(forward *forwardRecord, method
 		}
 		if err != nil && strings.EqualFold(strings.TrimSpace(method), "UpdateService") && isCannotAssignRequestedAddressError(err) {
 			var warning string
-			warning, err = h.fallbackForwardPortToDefaultBind(forward, tunnel, node, fp, serviceBase, limiterID, cLimiterName)
+			warning, err = h.fallbackForwardPortToDefaultBind(forward, tunnel, node, fp, serviceBase, runtimeLimiters)
 			if err == nil && warning != "" {
 				warnings = append(warnings, warning)
 			}
@@ -350,7 +379,7 @@ func (h *Handler) syncForwardServicesWithWarnings(forward *forwardRecord, method
 	return warnings, nil
 }
 
-func (h *Handler) fallbackForwardPortToDefaultBind(forward *forwardRecord, tunnel *tunnelRecord, node *nodeRecord, fp forwardPortRecord, serviceBase string, limiterID *int64, cLimiterName string) (string, error) {
+func (h *Handler) fallbackForwardPortToDefaultBind(forward *forwardRecord, tunnel *tunnelRecord, node *nodeRecord, fp forwardPortRecord, serviceBase string, runtimeLimiters forwardRuntimeLimiters) (string, error) {
 	if h == nil || forward == nil || tunnel == nil || node == nil {
 		return "", errors.New("invalid bind fallback context")
 	}
@@ -367,7 +396,7 @@ func (h *Handler) fallbackForwardPortToDefaultBind(forward *forwardRecord, tunne
 	}
 
 	time.Sleep(150 * time.Millisecond)
-	defaultServices := buildForwardServiceConfigs(serviceBase, forward, tunnel, node, fp.Port, "", limiterID, cLimiterName)
+	defaultServices := buildForwardServiceConfigs(serviceBase, forward, tunnel, node, fp.Port, "", runtimeLimiters)
 	if _, err := h.sendNodeCommand(node.ID, "AddService", defaultServices, true, false); err != nil {
 		return "", err
 	}
@@ -1659,7 +1688,7 @@ func compactErrorMessage(msg string) string {
 	return strings.Join(strings.Fields(strings.ToLower(msg)), "")
 }
 
-func buildForwardServiceConfigs(baseName string, forward *forwardRecord, tunnel *tunnelRecord, node *nodeRecord, port int, bindIP string, limiterID *int64, cLimiterName string) []map[string]interface{} {
+func buildForwardServiceConfigs(baseName string, forward *forwardRecord, tunnel *tunnelRecord, node *nodeRecord, port int, bindIP string, runtimeLimiters forwardRuntimeLimiters) []map[string]interface{} {
 	protocols := []string{"tcp", "udp"}
 	services := make([]map[string]interface{}, 0, 2)
 	targets := splitRemoteTargets(forward.RemoteAddr)
@@ -1702,8 +1731,11 @@ func buildForwardServiceConfigs(baseName string, forward *forwardRecord, tunnel
 				},
 			},
 		}
-		if cLimiterName != "" {
-			service["climiter"] = cLimiterName
+		if runtimeLimiters.ConnLimiter != "" {
+			service["climiter"] = runtimeLimiters.ConnLimiter
+		}
+		if runtimeLimiters.TrafficLimiter != "" {
+			service["limiter"] = runtimeLimiters.TrafficLimiter
 		}
 		if forward.ProxyProtocol > 0 {
 			handlerConfig := service["handler"].(map[string]interface{})
@@ -1728,9 +1760,6 @@ func buildForwardServiceConfigs(baseName string, forward *forwardRecord, tunnel
 			}
 			service["metadata"].(map[string]interface{})["interface"] = node.InterfaceName
 		}
-		if limiterID != nil && *limiterID > 0 {
-			service["limiter"] = strconv.FormatInt(*limiterID, 10)
-		}
 		services = append(services, service)
 	}
 
@@ -1830,22 +1859,16 @@ func (h *Handler) ensureLimiterOnNode(nodeID int64, limiterID int64, speed int)
 	return nil
 }
 
-func (h *Handler) ensureConnLimiterOnNode(nodeID int64, limiterName string, maxConn int) error {
-	limitStr := fmt.Sprintf("$ %d", maxConn)
-
-	payload := map[string]interface{}{
-		"name":   limiterName,
-		"limits": []string{limitStr},
+func (h *Handler) ensureConnLimiterOnNode(nodeID int64, cfg forwardLimiterConfig) error {
+	if cfg.Name == "" || len(cfg.Limits) == 0 {
+		return nil
 	}
-
+	payload := map[string]interface{}{"name": cfg.Name, "limits": cfg.Limits}
 	if _, err := h.sendNodeCommand(nodeID, "AddCLimiters", payload, false, false); err != nil {
 		if !isAlreadyExistsMessage(err.Error()) {
 			return fmt.Errorf("连接限制器下发失败: %w", err)
 		}
-		updatePayload := map[string]interface{}{
-			"limiter": limiterName,
-			"data":    payload,
-		}
+		updatePayload := map[string]interface{}{"limiter": cfg.Name, "data": payload}
 		if _, updateErr := h.sendNodeCommand(nodeID, "UpdateCLimiters", updatePayload, false, false); updateErr != nil {
 			return fmt.Errorf("连接限制器更新失败: %w", updateErr)
 		}
@@ -1853,14 +1876,51 @@ func (h *Handler) ensureConnLimiterOnNode(nodeID int64, limiterName string, maxC
 	return nil
 }
 
-func buildLimiterAddPayload(limiterID int64, speed int) (string, map[string]interface{}) {
+func buildConnLimiterConfig(forward *forwardRecord, userMaxConn int) forwardLimiterConfig {
+	if forward == nil {
+		return forwardLimiterConfig{}
+	}
+	limits := make([]string, 0, 2)
+	if forward.MaxConn > 0 {
+		limits = append(limits, fmt.Sprintf("$ %d", forward.MaxConn))
+	} else if userMaxConn > 0 {
+		limits = append(limits, fmt.Sprintf("$ %d", userMaxConn))
+	}
+	if forward.IPMaxConn > 0 {
+		limits = append(limits, fmt.Sprintf("$$ %d", forward.IPMaxConn))
+	}
+	if len(limits) == 0 {
+		return forwardLimiterConfig{}
+	}
+	name := fmt.Sprintf("user_conn_limit_%d", forward.UserID)
+	if forward.MaxConn > 0 || forward.IPMaxConn > 0 {
+		name = fmt.Sprintf("rule_conn_limit_%d", forward.ID)
+	}
+	return forwardLimiterConfig{Name: name, Limits: limits}
+}
+
+func speedToLimitLine(key string, speed int) string {
 	rate := float64(speed) / 8.0
-	limitStr := fmt.Sprintf("$ %.1fMB %.1fMB", rate, rate)
+	return fmt.Sprintf("%s %.1fMB %.1fMB", key, rate, rate)
+}
+
+func buildTrafficLimiterPayload(name string, totalSpeed *int, ipSpeed *int) map[string]interface{} {
+	limits := make([]string, 0, 3)
+	if totalSpeed != nil && *totalSpeed > 0 {
+		limits = append(limits, speedToLimitLine("$", *totalSpeed))
+	}
+	if ipSpeed != nil && *ipSpeed > 0 {
+		limits = append(limits, speedToLimitLine("0.0.0.0/0", *ipSpeed), speedToLimitLine("::/0", *ipSpeed))
+	}
+	return map[string]interface{}{"name": name, "limits": limits}
+}
+
+func buildLimiterAddPayload(limiterID int64, speed int) (string, map[string]interface{}) {
 	name := strconv.FormatInt(limiterID, 10)
 
 	return name, map[string]interface{}{
 		"name":   name,
-		"limits": []string{limitStr},
+		"limits": []string{speedToLimitLine("$", speed)},
 	}
 }
 
@@ -1888,3 +1948,20 @@ func (h *Handler) upsertLimiterOnNode(nodeID int64, limiterID int64, speed int)
 
 	return nil
 }
+
+func (h *Handler) ensureTrafficLimiterOnNode(nodeID int64, name string, totalSpeed *int, ipSpeed *int) error {
+	payload := buildTrafficLimiterPayload(name, totalSpeed, ipSpeed)
+	limits, _ := payload["limits"].([]string)
+	if name == "" || len(limits) == 0 {
+		return nil
+	}
+	if _, err := h.sendNodeCommand(nodeID, "AddLimiters", payload, false, false); err != nil {
+		if !isAlreadyExistsMessage(err.Error()) {
+			return fmt.Errorf("限速规则下发失败: %w", err)
+		}
+		if _, updateErr := h.sendNodeCommand(nodeID, "UpdateLimiters", buildLimiterUpdatePayload(name, payload), false, false); updateErr != nil {
+			return fmt.Errorf("限速规则更新失败: %w", updateErr)
+		}
+	}
+	return nil
+}

go-backend/internal/http/handler/control_plane_test.go

@@ -378,7 +378,7 @@ func TestRetryTunnelServiceAddWithCleanupReturnsCleanupError(t *testing.T) {
 func TestBuildForwardServiceConfigs_UsesBindIPForListen(t *testing.T) {
 	forward := &forwardRecord{RemoteAddr: "1.2.3.4:80", Strategy: "fifo", TunnelID: 7}
 	node := &nodeRecord{TCPListenAddr: "[::]", UDPListenAddr: "[::]"}
-	services := buildForwardServiceConfigs("1_2_0", forward, nil, node, 22000, "10.9.8.7", nil, "")
+	services := buildForwardServiceConfigs("1_2_0", forward, nil, node, 22000, "10.9.8.7", forwardRuntimeLimiters{})
 	if len(services) != 2 {
 		t.Fatalf("expected 2 services, got %d", len(services))
 	}
@@ -393,7 +393,7 @@ func TestBuildForwardServiceConfigs_UsesBindIPForListen(t *testing.T) {
 func TestBuildForwardServiceConfigs_DefaultListenAddrWhenBindIPEmpty(t *testing.T) {
 	forward := &forwardRecord{RemoteAddr: "1.2.3.4:80", Strategy: "fifo", TunnelID: 7}
 	node := &nodeRecord{TCPListenAddr: "0.0.0.0", UDPListenAddr: "[::]"}
-	services := buildForwardServiceConfigs("1_2_0", forward, nil, node, 22001, "", nil, "")
+	services := buildForwardServiceConfigs("1_2_0", forward, nil, node, 22001, "", forwardRuntimeLimiters{})
 	if len(services) != 2 {
 		t.Fatalf("expected 2 services, got %d", len(services))
 	}
@@ -409,7 +409,7 @@ func TestBuildForwardServiceConfigs_DefaultListenAddrWhenBindIPEmpty(t *testing.
 func TestBuildForwardServiceConfigs_BindIPAlreadyContainsPort(t *testing.T) {
 	forward := &forwardRecord{RemoteAddr: "1.2.3.4:80", Strategy: "fifo", TunnelID: 7}
 	node := &nodeRecord{TCPListenAddr: "[::]", UDPListenAddr: "[::]"}
-	services := buildForwardServiceConfigs("1_2_0", forward, nil, node, 55555, "3.3.3.3:12345", nil, "")
+	services := buildForwardServiceConfigs("1_2_0", forward, nil, node, 55555, "3.3.3.3:12345", forwardRuntimeLimiters{})
 	if len(services) != 2 {
 		t.Fatalf("expected 2 services, got %d", len(services))
 	}
@@ -464,7 +464,7 @@ func TestBuildForwardServiceConfigs_IPv6BindIP(t *testing.T) {
 		t.Run(tt.name, func(t *testing.T) {
 			forward := &forwardRecord{RemoteAddr: "1.2.3.4:80", Strategy: "fifo", TunnelID: 7}
 			node := &nodeRecord{TCPListenAddr: "[::]", UDPListenAddr: "[::]"}
-			services := buildForwardServiceConfigs("1_2_0", forward, nil, node, tt.port, tt.bindIP, nil, "")
+			services := buildForwardServiceConfigs("1_2_0", forward, nil, node, tt.port, tt.bindIP, forwardRuntimeLimiters{})
 			if len(services) != 2 {
 				t.Fatalf("expected 2 services, got %d", len(services))
 			}
@@ -478,6 +478,52 @@ func TestBuildForwardServiceConfigs_IPv6BindIP(t *testing.T) {
 	}
 }
 
+func TestBuildConnLimiterConfigCombinesTotalAndPerIP(t *testing.T) {
+	cfg := buildConnLimiterConfig(&forwardRecord{ID: 42, UserID: 9, MaxConn: 100, IPMaxConn: 5}, 37)
+	want := forwardLimiterConfig{Name: "rule_conn_limit_42", Limits: []string{"$ 100", "$$ 5"}}
+	if !reflect.DeepEqual(cfg, want) {
+		t.Fatalf("expected %+v, got %+v", want, cfg)
+	}
+}
+
+func TestBuildConnLimiterConfigUsesUserTotalWithRulePerIP(t *testing.T) {
+	cfg := buildConnLimiterConfig(&forwardRecord{ID: 42, UserID: 9, IPMaxConn: 5}, 37)
+	want := forwardLimiterConfig{Name: "rule_conn_limit_42", Limits: []string{"$ 37", "$$ 5"}}
+	if !reflect.DeepEqual(cfg, want) {
+		t.Fatalf("expected %+v, got %+v", want, cfg)
+	}
+}
+
+func TestBuildTrafficLimiterPayloadCombinesTotalAndPerIP(t *testing.T) {
+	payload := buildTrafficLimiterPayload("rule_traffic_limit_42", intPtr(80), intPtr(40))
+	wantLimits := []string{"$ 10.0MB 10.0MB", "0.0.0.0/0 5.0MB 5.0MB", "::/0 5.0MB 5.0MB"}
+	if payload["name"] != "rule_traffic_limit_42" {
+		t.Fatalf("expected name rule_traffic_limit_42, got %v", payload["name"])
+	}
+	if !reflect.DeepEqual(payload["limits"], wantLimits) {
+		t.Fatalf("expected limits %v, got %v", wantLimits, payload["limits"])
+	}
+}
+
+func TestBuildForwardServiceConfigsUsesRuntimeLimiterNames(t *testing.T) {
+	forward := &forwardRecord{RemoteAddr: "1.2.3.4:80", Strategy: "fifo", TunnelID: 7}
+	node := &nodeRecord{TCPListenAddr: "0.0.0.0", UDPListenAddr: "[::]"}
+	services := buildForwardServiceConfigs("1_2_0", forward, nil, node, 22001, "", forwardRuntimeLimiters{TrafficLimiter: "rule_traffic_limit_42", ConnLimiter: "rule_conn_limit_42"})
+	if len(services) != 2 {
+		t.Fatalf("expected 2 services, got %d", len(services))
+	}
+	for _, service := range services {
+		if service["limiter"] != "rule_traffic_limit_42" {
+			t.Fatalf("expected traffic limiter rule_traffic_limit_42, got %v", service["limiter"])
+		}
+		if service["climiter"] != "rule_conn_limit_42" {
+			t.Fatalf("expected conn limiter rule_conn_limit_42, got %v", service["climiter"])
+		}
+	}
+}
+
+func intPtr(v int) *int { return &v }
+
 func TestProcessServerAddress_StripsURLSchemeAndPath(t *testing.T) {
 	tests := []struct {
 		name string

go-backend/internal/http/handler/forward_proxy_protocol_test.go

@@ -25,7 +25,7 @@ func TestBuildForwardServiceConfigsSendsProxyProtocolToForwardHandler(t *testing
 		UDPListenAddr: "0.0.0.0",
 	}
 
-	services := buildForwardServiceConfigs("1_2_3", forward, tunnel, node, 4001, "", nil, "")
+	services := buildForwardServiceConfigs("1_2_3", forward, tunnel, node, 4001, "", forwardRuntimeLimiters{})
 	if len(services) != 2 {
 		t.Fatalf("expected 2 services, got %d", len(services))
 	}

go-backend/tests/contract/max_conn_limit_contract_test.go

@@ -97,6 +97,7 @@ func TestMaxConnLimit(t *testing.T) {
 		"remoteAddr":    "1.1.1.1:443",
 		"strategy":      "fifo",
 		"maxConn":       42,
+		"ipMaxConn":     7,
 		"proxyProtocol": 2,
 	}
 	body, err := json.Marshal(payload)
@@ -195,8 +196,8 @@ func TestMaxConnLimit(t *testing.T) {
 		t.Fatalf("expected limiter name %s, got %v", expectedName, addData["name"])
 	}
 	if limits, ok := addData["limits"].([]interface{}); ok {
-		if len(limits) != 1 || limits[0] != "$ 42" {
-			t.Fatalf("expected limits to contain '$ 42', got %v", limits)
+		if len(limits) != 2 || limits[0] != "$ 42" || limits[1] != "$$ 7" {
+			t.Fatalf("expected limits to contain '$ 42' and '$$ 7', got %v", limits)
 		}
 	} else {
 		t.Fatalf("invalid limits type in AddCLimiters data: %v", addData)
@@ -218,8 +219,8 @@ func TestMaxConnLimit(t *testing.T) {
 		t.Fatalf("expected nested name %s, got %v", expectedName, nestedData["name"])
 	}
 	if nestedLimits, ok := nestedData["limits"].([]interface{}); ok {
-		if len(nestedLimits) != 1 || nestedLimits[0] != "$ 42" {
-			t.Fatalf("expected nested limits to contain '$ 42', got %v", nestedLimits)
+		if len(nestedLimits) != 2 || nestedLimits[0] != "$ 42" || nestedLimits[1] != "$$ 7" {
+			t.Fatalf("expected nested limits to contain '$ 42' and '$$ 7', got %v", nestedLimits)
 		}
 	} else {
 		t.Fatalf("invalid limits type in UpdateCLimiters nested data: %v", nestedData)

go-backend/tests/contract/per_ip_speed_limit_contract_test.go

@@ -0,0 +1,168 @@
+package contract_test
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"net/http/httptest"
+	"reflect"
+	"sync"
+	"testing"
+	"time"
+
+	"go-backend/internal/auth"
+	"go-backend/internal/http/response"
+)
+
+func TestPerIPSpeedLimitRuntimePayload(t *testing.T) {
+	secret := "contract-jwt-secret"
+	router, r := setupContractRouter(t, secret)
+	server := httptest.NewServer(router)
+	defer server.Close()
+
+	adminToken, err := auth.GenerateToken(1, "admin_user", 0, secret)
+	if err != nil {
+		t.Fatalf("generate admin token: %v", err)
+	}
+
+	now := time.Now().UnixMilli()
+	if err := r.DB().Exec(`
+		INSERT INTO tunnel(name, traffic_ratio, type, protocol, flow, created_time, updated_time, status, in_ip, inx)
+		VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+	`, "per-ip-speed-tunnel", 1.0, 1, "tls", 99999, now, now, 1, nil, 0).Error; err != nil {
+		t.Fatalf("insert tunnel: %v", err)
+	}
+	var tunnelID int64
+	if err := r.DB().Raw("SELECT id FROM tunnel WHERE name = ?", "per-ip-speed-tunnel").Scan(&tunnelID).Error; err != nil {
+		t.Fatalf("get tunnel ID: %v", err)
+	}
+
+	if err := r.DB().Exec(`
+		INSERT INTO node(name, secret, server_ip, server_ip_v4, server_ip_v6, port, interface_name, version, http, tls, socks, created_time, updated_time, status, tcp_listen_addr, udp_listen_addr, inx)
+		VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+	`, "per-ip-speed-node", "per-ip-speed-secret", "10.22.0.1", "10.22.0.1", "", "32200-32210", "", "v1", 1, 1, 1, now, now, 1, "[::]", "[::]", 0).Error; err != nil {
+		t.Fatalf("insert node: %v", err)
+	}
+	var nodeID int64
+	if err := r.DB().Raw("SELECT id FROM node WHERE name = ?", "per-ip-speed-node").Scan(&nodeID).Error; err != nil {
+		t.Fatalf("get node ID: %v", err)
+	}
+
+	if err := r.DB().Exec(`
+		INSERT INTO chain_tunnel(tunnel_id, chain_type, node_id, port, strategy, inx, protocol)
+		VALUES(?, 1, ?, 32201, 'round', 1, 'tls')
+	`, tunnelID, nodeID).Error; err != nil {
+		t.Fatalf("insert chain_tunnel: %v", err)
+	}
+	if err := r.DB().Exec(`
+		INSERT INTO user_tunnel(user_id, tunnel_id, num, flow, in_flow, out_flow, flow_reset_time, exp_time, status)
+		VALUES(1, ?, 10, 99999, 0, 0, 1, ?, 1)
+	`, tunnelID, now+365*24*3600*1000).Error; err != nil {
+		t.Fatalf("insert user_tunnel: %v", err)
+	}
+
+	totalSpeedID, err := r.CreateSpeedLimit("per-ip-total-speed", 80, now, 1)
+	if err != nil {
+		t.Fatalf("create total speed limit: %v", err)
+	}
+	ipSpeedID, err := r.CreateSpeedLimit("per-ip-client-speed", 40, now, 1)
+	if err != nil {
+		t.Fatalf("create per-ip speed limit: %v", err)
+	}
+
+	var commandMu sync.Mutex
+	receivedCommands := make([]string, 0)
+	var addLimitersData json.RawMessage
+	var updateServiceData json.RawMessage
+
+	stopNode := startMockSessionForMaxConn(t, server.URL, "per-ip-speed-secret", func(cmdType string, data json.RawMessage) (bool, string) {
+		commandMu.Lock()
+		defer commandMu.Unlock()
+		receivedCommands = append(receivedCommands, cmdType)
+		if cmdType == "AddLimiters" {
+			addLimitersData = append([]byte(nil), data...)
+		}
+		if cmdType == "UpdateService" {
+			updateServiceData = append([]byte(nil), data...)
+		}
+		return false, ""
+	})
+	defer stopNode()
+
+	waitNodeStatus(t, r, nodeID, 1)
+
+	payload := map[string]interface{}{
+		"name":       "per-ip-speed-forward",
+		"tunnelId":   tunnelID,
+		"remoteAddr": "1.1.1.1:443",
+		"strategy":   "fifo",
+		"speedId":    totalSpeedID,
+		"ipSpeedId":  ipSpeedID,
+	}
+	body, err := json.Marshal(payload)
+	if err != nil {
+		t.Fatalf("marshal payload: %v", err)
+	}
+	req := httptest.NewRequest(http.MethodPost, "/api/v1/forward/create", bytes.NewReader(body))
+	req.Header.Set("Authorization", adminToken)
+	req.Header.Set("Content-Type", "application/json")
+	res := httptest.NewRecorder()
+	router.ServeHTTP(res, req)
+
+	var out response.R
+	if err := json.NewDecoder(res.Body).Decode(&out); err != nil {
+		t.Fatalf("decode response: %v", err)
+	}
+	if out.Code != 0 {
+		t.Fatalf("expected create success, got code=%d msg=%s", out.Code, out.Msg)
+	}
+
+	var forwardID int64
+	if err := r.DB().Raw("SELECT id FROM forward WHERE name = ?", "per-ip-speed-forward").Scan(&forwardID).Error; err != nil {
+		t.Fatalf("get forward ID: %v", err)
+	}
+	expectedName := fmt.Sprintf("rule_traffic_limit_%d", forwardID)
+	expectedLimits := []string{"$ 10.0MB 10.0MB", "0.0.0.0/0 5.0MB 5.0MB", "::/0 5.0MB 5.0MB"}
+
+	commandMu.Lock()
+	defer commandMu.Unlock()
+	if addLimitersData == nil {
+		t.Fatalf("expected AddLimiters to be sent. Received: %v", receivedCommands)
+	}
+	if updateServiceData == nil {
+		t.Fatalf("expected UpdateService to be sent. Received: %v", receivedCommands)
+	}
+
+	var addData map[string]interface{}
+	if err := json.Unmarshal(addLimitersData, &addData); err != nil {
+		t.Fatalf("unmarshal AddLimiters data: %v", err)
+	}
+	if addData["name"] != expectedName {
+		t.Fatalf("expected limiter name %s, got %v", expectedName, addData["name"])
+	}
+	limits, ok := addData["limits"].([]interface{})
+	if !ok {
+		t.Fatalf("expected limits array, got %T", addData["limits"])
+	}
+	gotLimits := make([]string, 0, len(limits))
+	for _, limit := range limits {
+		gotLimits = append(gotLimits, fmt.Sprint(limit))
+	}
+	if !reflect.DeepEqual(gotLimits, expectedLimits) {
+		t.Fatalf("expected limits %v, got %v", expectedLimits, gotLimits)
+	}
+
+	var services []map[string]interface{}
+	if err := json.Unmarshal(updateServiceData, &services); err != nil {
+		t.Fatalf("unmarshal UpdateService data: %v", err)
+	}
+	if len(services) == 0 {
+		t.Fatalf("expected services in UpdateService")
+	}
+	for _, service := range services {
+		if service["limiter"] != expectedName {
+			t.Fatalf("expected service limiter %s, got %v", expectedName, service["limiter"])
+		}
+	}
+}