Record project continuation changes

backend/internal/modules/auth/models.go

@@ -14,12 +14,13 @@ const (
 )
 
 type User struct {
-	ID           string
-	Email        string
-	PasswordHash string
-	MFAEnabled   bool
-	CreatedAt    time.Time
-	UpdatedAt    time.Time
+	ID           string    `json:"id"`
+	Email        string    `json:"email"`
+	PasswordHash string    `json:"-"`
+	MFAEnabled   bool      `json:"mfa_enabled"`
+	PlatformRole string    `json:"platform_role"`
+	CreatedAt    time.Time `json:"created_at"`
+	UpdatedAt    time.Time `json:"updated_at"`
 }
 
 type Device struct {
@@ -40,7 +41,7 @@ type AuthSession struct {
 	ID               string
 	UserID           string
 	DeviceID         string
-	RefreshTokenHash string
+	RefreshTokenHash string `json:"-"`
 	RefreshExpiresAt time.Time
 	LastSeenAt       *time.Time
 	LastRotatedAt    *time.Time
@@ -69,6 +70,13 @@ type BootstrapOwnerCommand struct {
 	ActivationSignature string          `json:"activation_signature"`
 }
 
+type CreateUserCommand struct {
+	ActorUserID  string `json:"actor_user_id"`
+	Email        string `json:"email"`
+	Password     string `json:"password"`
+	PlatformRole string `json:"platform_role"`
+}
+
 type RevokeAuthSessionCommand struct {
 	UserID        string `json:"user_id"`
 	AuthSessionID string `json:"auth_session_id"`

backend/internal/modules/auth/module.go

@@ -34,6 +34,10 @@ func (m *Module) RegisterRoutes(router chi.Router) {
 		r.Get("/devices", m.handleTrustedDevices)
 		r.Post("/devices/{deviceID}/revoke", m.handleRevokeTrustedDevice)
 	})
+	router.Route("/users", func(r chi.Router) {
+		r.Get("/", m.handleListUsers)
+		r.Post("/", m.handleCreateUser)
+	})
 }
 
 func (m *Module) handleInstallationStatus(w http.ResponseWriter, r *http.Request) {
@@ -78,6 +82,32 @@ func (m *Module) handleLogin(w http.ResponseWriter, r *http.Request) {
 	httpx.WriteJSON(w, http.StatusOK, result)
 }
 
+func (m *Module) handleListUsers(w http.ResponseWriter, r *http.Request) {
+	actorUserID := r.URL.Query().Get("actor_user_id")
+	users, err := m.service.ListUsers(r.Context(), actorUserID)
+	if err != nil {
+		status, message := m.service.MapError(err)
+		httpx.WriteError(w, status, message)
+		return
+	}
+	httpx.WriteJSON(w, http.StatusOK, map[string]any{"users": users})
+}
+
+func (m *Module) handleCreateUser(w http.ResponseWriter, r *http.Request) {
+	var cmd CreateUserCommand
+	if err := json.NewDecoder(r.Body).Decode(&cmd); err != nil {
+		httpx.WriteError(w, http.StatusBadRequest, "invalid user payload")
+		return
+	}
+	user, err := m.service.CreateUser(r.Context(), cmd)
+	if err != nil {
+		status, message := m.service.MapError(err)
+		httpx.WriteError(w, status, message)
+		return
+	}
+	httpx.WriteJSON(w, http.StatusCreated, map[string]any{"user": user})
+}
+
 func (m *Module) handleRefresh(w http.ResponseWriter, r *http.Request) {
 	var cmd RefreshCommand
 	if err := json.NewDecoder(r.Body).Decode(&cmd); err != nil {

backend/internal/modules/auth/postgres_store.go

@@ -70,7 +70,7 @@ type postgresInstallationRepository struct {
 
 func (r *postgresUserRepository) GetByEmail(ctx context.Context, email string) (*User, error) {
 	const query = `
-SELECT id::text, email, password_hash, mfa_enabled, created_at, updated_at
+SELECT id::text, email, password_hash, mfa_enabled, platform_role, created_at, updated_at
 FROM users
 WHERE email = $1
 `
@@ -79,13 +79,53 @@ WHERE email = $1
 
 func (r *postgresUserRepository) GetByID(ctx context.Context, userID string) (*User, error) {
 	const query = `
-SELECT id::text, email, password_hash, mfa_enabled, created_at, updated_at
+SELECT id::text, email, password_hash, mfa_enabled, platform_role, created_at, updated_at
 FROM users
 WHERE id = $1::uuid
 `
 	return scanOptionalUser(r.db.QueryRow(ctx, query, userID))
 }
 
+func (r *postgresUserRepository) List(ctx context.Context) ([]User, error) {
+	const query = `
+SELECT id::text, email, password_hash, mfa_enabled, platform_role, created_at, updated_at
+FROM users
+ORDER BY created_at DESC
+`
+	rows, err := r.db.Query(ctx, query)
+	if err != nil {
+		return nil, fmt.Errorf("query users: %w", err)
+	}
+	defer rows.Close()
+	var users []User
+	for rows.Next() {
+		user, err := scanOptionalUser(rows)
+		if err != nil {
+			return nil, err
+		}
+		if user != nil {
+			users = append(users, *user)
+		}
+	}
+	return users, rows.Err()
+}
+
+func (r *postgresUserRepository) Create(ctx context.Context, user User) (*User, error) {
+	const query = `
+INSERT INTO users (email, password_hash, mfa_enabled, platform_role, created_at, updated_at)
+VALUES ($1, $2, $3, $4, $5, $6)
+RETURNING id::text, email, password_hash, mfa_enabled, platform_role, created_at, updated_at
+`
+	return scanOptionalUser(r.db.QueryRow(ctx, query,
+		user.Email,
+		user.PasswordHash,
+		user.MFAEnabled,
+		user.PlatformRole,
+		user.CreatedAt,
+		user.UpdatedAt,
+	))
+}
+
 func (r *postgresDeviceRepository) Upsert(ctx context.Context, params UpsertDeviceParams) (*Device, error) {
 	const query = `
 INSERT INTO devices (
@@ -348,7 +388,7 @@ ON CONFLICT (email) DO UPDATE SET
     password_hash = EXCLUDED.password_hash,
     platform_role = EXCLUDED.platform_role,
     updated_at = EXCLUDED.updated_at
-RETURNING id::text, email, password_hash, mfa_enabled, created_at, updated_at
+RETURNING id::text, email, password_hash, mfa_enabled, platform_role, created_at, updated_at
 `, email, params.PasswordHash, params.Role, now))
 	if err != nil {
 		return nil, fmt.Errorf("upsert bootstrap owner: %w", err)
@@ -461,6 +501,7 @@ func scanOptionalUser(row scanner) (*User, error) {
 		&user.Email,
 		&user.PasswordHash,
 		&user.MFAEnabled,
+		&user.PlatformRole,
 		&user.CreatedAt,
 		&user.UpdatedAt,
 	); err != nil {

backend/internal/modules/auth/repository.go

@@ -7,8 +7,10 @@ import (
 )
 
 type UserRepository interface {
+	List(ctx context.Context) ([]User, error)
 	GetByEmail(ctx context.Context, email string) (*User, error)
 	GetByID(ctx context.Context, userID string) (*User, error)
+	Create(ctx context.Context, user User) (*User, error)
 }
 
 type DeviceRepository interface {

backend/internal/modules/auth/service.go

@@ -13,11 +13,13 @@ import (
 
 	"github.com/example/remote-access-platform/backend/internal/platform/authority"
 	"github.com/example/remote-access-platform/backend/internal/platform/module"
+	postgresplatform "github.com/example/remote-access-platform/backend/internal/platform/postgres"
 )
 
 type Service struct {
 	cfg          module.Config
 	store        Store
+	db           postgresplatform.DBTX
 	transactor   Transactor
 	tokenManager *TokenManager
 	authority    *authority.Verifier
@@ -31,7 +33,7 @@ func NewService(deps module.Dependencies, store Store, transactor Transactor, ve
 	} else if verifier, err := authority.NewVerifier(deps.Config.Installation); err == nil {
 		authorityVerifier = verifier
 	}
-	return &Service{
+	service := &Service{
 		cfg:        deps.Config,
 		store:      store,
 		transactor: transactor,
@@ -45,6 +47,10 @@ func NewService(deps module.Dependencies, store Store, transactor Transactor, ve
 		authority: authorityVerifier,
 		now:       time.Now,
 	}
+	if postgresStore, ok := store.(*postgresStore); ok {
+		service.db = postgresStore.db
+	}
+	return service
 }
 
 func (s *Service) Login(ctx context.Context, cmd LoginCommand) (*AuthResult, error) {
@@ -120,6 +126,44 @@ func (s *Service) Login(ctx context.Context, cmd LoginCommand) (*AuthResult, err
 	return &result, nil
 }
 
+func (s *Service) ListUsers(ctx context.Context, actorUserID string) ([]User, error) {
+	if err := s.ensurePlatformAdmin(ctx, actorUserID); err != nil {
+		return nil, err
+	}
+	return s.store.Users().List(ctx)
+}
+
+func (s *Service) CreateUser(ctx context.Context, cmd CreateUserCommand) (*User, error) {
+	if err := s.ensurePlatformAdmin(ctx, cmd.ActorUserID); err != nil {
+		return nil, err
+	}
+	email := strings.ToLower(strings.TrimSpace(cmd.Email))
+	password := strings.TrimSpace(cmd.Password)
+	role := strings.TrimSpace(cmd.PlatformRole)
+	if role == "" {
+		role = "user"
+	}
+	if email == "" || !strings.Contains(email, "@") || len(password) < 8 {
+		return nil, ErrInvalidBootstrapOwner
+	}
+	if role != "user" && role != authority.PlatformRoleAdmin && role != authority.PlatformRoleRecoveryAdmin {
+		return nil, ErrInvalidBootstrapOwner
+	}
+	passwordHash, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)
+	if err != nil {
+		return nil, fmt.Errorf("hash user password: %w", err)
+	}
+	now := s.now().UTC()
+	return s.store.Users().Create(ctx, User{
+		Email:        email,
+		PasswordHash: string(passwordHash),
+		MFAEnabled:   false,
+		PlatformRole: role,
+		CreatedAt:    now,
+		UpdatedAt:    now,
+	})
+}
+
 func (s *Service) Refresh(ctx context.Context, cmd RefreshCommand) (*AuthResult, error) {
 	authSessionID, err := s.tokenManager.ParseRefreshToken(cmd.RefreshToken)
 	if err != nil {
@@ -438,3 +482,25 @@ func (s *Service) installationStatusFromRecord(record *InstallationAuthorityStat
 func (s *Service) strictAuthority() bool {
 	return s.authority != nil && s.authority.Strict()
 }
+
+func (s *Service) ensurePlatformAdmin(ctx context.Context, actorUserID string) error {
+	if actorUserID == "" {
+		return ErrInvalidCredentials
+	}
+	role := authority.PlatformRoleUser
+	if s.db != nil {
+		effectiveRole, err := authority.EffectivePlatformRole(ctx, s.db, s.authority, actorUserID)
+		if err != nil {
+			return err
+		}
+		role = effectiveRole
+	} else if user, err := s.store.Users().GetByID(ctx, actorUserID); err != nil {
+		return err
+	} else if user != nil && user.PlatformRole != "" {
+		role = user.PlatformRole
+	}
+	if role != authority.PlatformRoleAdmin && role != authority.PlatformRoleRecoveryAdmin {
+		return ErrDeviceRevoked
+	}
+	return nil
+}

backend/internal/modules/cluster/module_vpn_packet_hub_test.go

@@ -0,0 +1,216 @@
+package cluster
+
+import (
+	"context"
+	"testing"
+	"time"
+)
+
+func TestVPNPacketHubPopBatchAndStatsKeys(t *testing.T) {
+	hub := newVPNPacketHub()
+	key := vpnPacketKey{
+		ClusterID:       "cluster-1",
+		VPNConnectionID: "vpn-1",
+		Direction:       vpnDirectionClientToGateway,
+	}
+
+	packetA := []byte{
+		0x45, 0x00, 0x00, 20,
+		0x00, 0x01, 0x00, 0x00,
+		64, 17, 0, 0,
+		192, 168, 0, 1,
+		192, 168, 0, 2,
+		0x00, 0x50, 0x01, 0xBB,
+	}
+
+	packetB := make([]byte, len(packetA))
+	copy(packetB, packetA)
+	packetB[19] = 0xBA
+
+	hub.Push(key, packetA)
+	hub.Push(key, packetB)
+
+	packets := hub.PopBatch(context.Background(), key, 0, vpnPacketBatchMaxPackets, vpnPacketBatchMaxBytes)
+	if len(packets) != 2 {
+		t.Fatalf("expected 2 packets in batch, got %d", len(packets))
+	}
+
+	statsAny := hub.Snapshot("cluster-1", "vpn-1")[vpnDirectionClientToGateway]
+	stats, ok := statsAny.(map[string]any)
+	if !ok {
+		t.Fatalf("unexpected stats payload type: %T", statsAny)
+	}
+
+	for _, keyName := range []string{
+		"pushed",
+		"pushed_bytes",
+		"popped",
+		"popped_bytes",
+		"window_push_rate_pps",
+		"window_pop_rate_pps",
+		"window_push_rate_mbps",
+		"window_pop_rate_mbps",
+		"window_push_packets",
+		"window_pop_packets",
+		"queue_depth",
+		"queue_depths",
+		"queue_depth_max",
+		"queue_depth_high_watermark",
+		"queue_depth_high_at",
+		"shard_depth_high_watermark",
+		"shard_depth_high_at",
+		"queue_capacity",
+		"queue_shard_capacity",
+		"queue_full_drops",
+		"requeue_drops",
+		"cleared_stale_packets",
+		"flow_shard_count",
+		"flow_isolation",
+	} {
+		if _, found := stats[keyName]; !found {
+			t.Fatalf("missing vpn packet stat key %s", keyName)
+		}
+	}
+
+	if got, ok := stats["popped"].(uint64); !ok || got != 2 {
+		t.Fatalf("expected popped=2, got %v (ok=%v)", stats["popped"], ok)
+	}
+	if got, ok := stats["pushed"].(uint64); !ok || got != 2 {
+		t.Fatalf("expected pushed=2, got %v (ok=%v)", stats["pushed"], ok)
+	}
+	if got, ok := stats["queue_depth_high_watermark"].(int); !ok || got < 1 {
+		t.Fatalf("expected queue depth high watermark, got %v (ok=%v)", stats["queue_depth_high_watermark"], ok)
+	}
+}
+
+func TestVPNPacketHubGatherBehavior(t *testing.T) {
+	hub := newVPNPacketHub()
+	key := vpnPacketKey{
+		ClusterID:       "cluster-1",
+		VPNConnectionID: "vpn-1",
+		Direction:       vpnDirectionGatewayToClient,
+	}
+	packet := []byte{
+		0x45, 0x00, 0x00, 20,
+		0x00, 0x01, 0x00, 0x00,
+		64, 6, 0, 0,
+		10, 0, 0, 1,
+		10, 0, 0, 2,
+		0x12, 0x34, 0x56, 0x78,
+	}
+
+	hub.Push(key, packet)
+	hub.Push(key, packet)
+	hub.Push(key, packet)
+
+	first, ok := hub.Pop(context.Background(), key, 0)
+	if !ok {
+		t.Fatal("expected packet from queue")
+	}
+	batch := hub.PopBatch(context.Background(), key, 0, 1, 1024)
+	if len(batch) != 1 {
+		t.Fatalf("expected 1 packet because batch limit 1, got %d", len(batch))
+	}
+
+	_ = first
+}
+
+func TestVPNPacketHubFlowShardsReportDepths(t *testing.T) {
+	hub := newVPNPacketHub()
+	key := vpnPacketKey{
+		ClusterID:       "cluster-1",
+		VPNConnectionID: "vpn-1",
+		Direction:       vpnDirectionGatewayToClient,
+	}
+
+	for i := byte(1); i <= 8; i++ {
+		packet := []byte{
+			0x45, 0x00, 0x00, 24,
+			0x00, i, 0x00, 0x00,
+			64, 6, 0, 0,
+			10, 0, 0, i,
+			192, 168, 200, i,
+			0x12, i, 0x56, i,
+		}
+		if err := hub.Push(key, packet); err != nil {
+			t.Fatalf("push packet %d: %v", i, err)
+		}
+	}
+
+	statsAny := hub.Snapshot("cluster-1", "vpn-1")[vpnDirectionGatewayToClient]
+	stats, ok := statsAny.(map[string]any)
+	if !ok {
+		t.Fatalf("unexpected stats payload type: %T", statsAny)
+	}
+	if got, ok := stats["queue_depth"].(int); !ok || got != 8 {
+		t.Fatalf("expected queue_depth=8, got %v (ok=%v)", stats["queue_depth"], ok)
+	}
+	depths, ok := stats["queue_depths"].([]int)
+	if !ok {
+		t.Fatalf("unexpected queue_depths payload type: %T", stats["queue_depths"])
+	}
+	if len(depths) != vpnPacketFlowShardCount {
+		t.Fatalf("expected %d queue shards, got %d", vpnPacketFlowShardCount, len(depths))
+	}
+	nonEmpty := 0
+	for _, depth := range depths {
+		if depth > 0 {
+			nonEmpty++
+		}
+	}
+	if nonEmpty < 2 {
+		t.Fatalf("expected packets to be distributed across at least 2 shards, got depths=%v", depths)
+	}
+}
+
+func TestVPNPacketHubClearDoesNotCountAsDrop(t *testing.T) {
+	hub := newVPNPacketHub()
+	key := vpnPacketKey{
+		ClusterID:       "cluster-1",
+		VPNConnectionID: "vpn-1",
+		Direction:       vpnDirectionClientToGateway,
+	}
+	packet := []byte{
+		0x45, 0x00, 0x00, 20,
+		0x00, 0x01, 0x00, 0x00,
+		64, 6, 0, 0,
+		10, 0, 0, 1,
+		10, 0, 0, 2,
+		0x12, 0x34, 0x56, 0x78,
+	}
+	if err := hub.Push(key, packet); err != nil {
+		t.Fatalf("push packet: %v", err)
+	}
+	if cleared := hub.Clear(key); cleared != 1 {
+		t.Fatalf("expected cleared=1, got %d", cleared)
+	}
+	statsAny := hub.Snapshot("cluster-1", "vpn-1")[vpnDirectionClientToGateway]
+	stats, ok := statsAny.(map[string]any)
+	if !ok {
+		t.Fatalf("unexpected stats payload type: %T", statsAny)
+	}
+	if got, ok := stats["dropped"].(uint64); !ok || got != 0 {
+		t.Fatalf("expected dropped=0 for stale clear, got %v (ok=%v)", stats["dropped"], ok)
+	}
+	if got, ok := stats["cleared_stale_packets"].(uint64); !ok || got != 1 {
+		t.Fatalf("expected cleared_stale_packets=1, got %v (ok=%v)", stats["cleared_stale_packets"], ok)
+	}
+}
+
+func TestVPNClientDiagnosticStopCommandDrainsPendingWork(t *testing.T) {
+	hub := newVPNClientDiagnosticHub()
+	hub.Enqueue("cluster-1", "device-1", map[string]any{"type": "vpn_page_probe", "url": "https://speedtest.rt.ru/"})
+	hub.Enqueue("cluster-1", "device-1", map[string]any{"type": "vpn_tcp_connect", "host": "192.168.200.95"})
+	hub.Enqueue("cluster-1", "device-1", map[string]any{"type": "stop_vpn"})
+
+	item, ok := hub.Pop(context.Background(), "cluster-1", "device-1", time.Millisecond)
+	if !ok {
+		t.Fatal("expected priority stop command")
+	}
+	if got, _ := item.Payload["type"].(string); got != "stop_vpn" {
+		t.Fatalf("first command = %q, want stop_vpn", got)
+	}
+	if item, ok := hub.Pop(context.Background(), "cluster-1", "device-1", 0); ok {
+		t.Fatalf("expected old commands to be drained, got %#v", item.Payload)
+	}
+}

backend/internal/modules/cluster/postgres_store_test.go

@@ -32,3 +32,136 @@ func TestMeshLatestObservationKeyDefaults(t *testing.T) {
 		t.Fatalf("key = %q", key)
 	}
 }
+
+func TestEnrichVPNClientFabricRoutePrefersPlacementEntryAndActiveExit(t *testing.T) {
+	item := VPNClientConnection{
+		AllowedNodeIDs: []string{"node-a", "node-b", "node-b"},
+		EntryNodeIDs:   []string{"entry-1", "entry-2"},
+		ExitNodeID:     "exit-policy",
+		ActiveLease: &NodeVPNAssignmentLease{
+			OwnerNodeID: "exit-active",
+		},
+		ClientConfig: json.RawMessage(`{"routes":["0.0.0.0/0"]}`),
+	}
+
+	var cfg map[string]any
+	if err := json.Unmarshal(enrichVPNClientFabricRoute(item, "entry-2", ""), &cfg); err != nil {
+		t.Fatalf("unmarshal enriched config: %v", err)
+	}
+	route, ok := cfg["vpn_fabric_route"].(map[string]any)
+	if !ok {
+		t.Fatalf("missing vpn_fabric_route in %#v", cfg)
+	}
+	if route["preferred_data_plane"] != "fabric_mesh" || route["fallback_data_plane"] != "backend_relay" {
+		t.Fatalf("unexpected data-plane route contract: %#v", route)
+	}
+	if route["selected_entry_node_id"] != "entry-2" || route["selected_exit_node_id"] != "exit-active" {
+		t.Fatalf("unexpected selected route endpoints: %#v", route)
+	}
+	if route["route_candidate_count"].(float64) != 8 {
+		t.Fatalf("route candidate count = %#v", route["route_candidate_count"])
+	}
+	candidates := route["route_candidates"].([]any)
+	firstCandidate := candidates[0].(map[string]any)
+	if firstCandidate["role"] != "preferred" || firstCandidate["entry_node_id"] != "entry-2" || firstCandidate["exit_node_id"] != "exit-active" {
+		t.Fatalf("preferred route candidate = %#v", firstCandidate)
+	}
+	entryPool := route["entry_pool_node_ids"].([]any)
+	exitPool := route["exit_pool_node_ids"].([]any)
+	if len(entryPool) != 2 || entryPool[0] != "entry-1" || entryPool[1] != "entry-2" {
+		t.Fatalf("entry pool = %#v", entryPool)
+	}
+	if len(exitPool) != 4 || exitPool[0] != "exit-policy" || exitPool[1] != "exit-active" || exitPool[2] != "node-a" || exitPool[3] != "node-b" {
+		t.Fatalf("exit pool = %#v", exitPool)
+	}
+	contract, ok := cfg["vpn_dataplane_contract"].(map[string]any)
+	if !ok {
+		t.Fatalf("missing vpn_dataplane_contract in %#v", cfg)
+	}
+	if contract["tunnel_type"] != "universal_ip_packet" || contract["application_protocol_agnostic"] != true {
+		t.Fatalf("unexpected dataplane contract: %#v", contract)
+	}
+	failover := contract["failover"].(map[string]any)
+	if failover["enabled"] != true || failover["alternate_route_count"].(float64) != 7 {
+		t.Fatalf("unexpected failover contract: %#v", failover)
+	}
+}
+
+func TestEnrichVPNClientFabricRoutePrefersExplicitExit(t *testing.T) {
+	item := VPNClientConnection{
+		AllowedNodeIDs: []string{"node-a", "node-b", "node-c"},
+		EntryNodeIDs:   []string{"entry-1", "entry-2"},
+		ExitNodeID:     "exit-policy-a",
+		ActiveLease: &NodeVPNAssignmentLease{
+			OwnerNodeID: "",
+		},
+		ClientConfig: json.RawMessage(`{"routes":["0.0.0.0/0"]}`),
+	}
+
+	var cfg map[string]any
+	if err := json.Unmarshal(enrichVPNClientFabricRoute(item, "entry-1", "node-c"), &cfg); err != nil {
+		t.Fatalf("unmarshal enriched config: %v", err)
+	}
+	route, ok := cfg["vpn_fabric_route"].(map[string]any)
+	if !ok {
+		t.Fatalf("missing vpn_fabric_route in %#v", cfg)
+	}
+	if route["selected_entry_node_id"] != "entry-1" {
+		t.Fatalf("unexpected selected entry: %#v", route["selected_entry_node_id"])
+	}
+	if route["selected_exit_node_id"] != "node-c" {
+		t.Fatalf("unexpected selected exit: %#v", route["selected_exit_node_id"])
+	}
+}
+
+func TestEnrichVPNClientEntryEndpointCandidatesAddsReportedEntryAPI(t *testing.T) {
+	item := VPNClientConnection{
+		EntryNodeIDs: []string{"entry-1"},
+		ClientConfig: json.RawMessage(`{
+			"vpn_fabric_route": {
+				"status": "planned",
+				"selected_entry_node_id": "entry-1",
+				"selected_exit_node_id": "exit-1"
+			}
+		}`),
+	}
+	heartbeatMetadata := json.RawMessage(`{
+		"mesh_endpoint_report": {
+			"transport": "direct_http",
+			"connectivity_mode": "direct",
+			"nat_type": "none",
+			"region": "test",
+			"peer_endpoint": "http://entry.example.test:19131",
+			"endpoint_candidates": [{
+				"endpoint_id": "public-http",
+				"node_id": "entry-1",
+				"transport": "direct_http",
+				"address": "http://entry.example.test:19131",
+				"reachability": "public",
+				"priority": 0
+			}]
+		}
+	}`)
+	endpoints := map[string][]map[string]any{
+		"entry-1": vpnEntryEndpointCandidatesFromHeartbeat("entry-1", json.RawMessage(`{"vpn_local_gateway_shortcut":true}`), heartbeatMetadata),
+	}
+
+	var cfg map[string]any
+	if err := json.Unmarshal(enrichVPNClientEntryEndpointCandidates(item, endpoints), &cfg); err != nil {
+		t.Fatalf("unmarshal enriched config: %v", err)
+	}
+	if cfg["vpn_entry_endpoint_candidate_count"].(float64) != 1 {
+		t.Fatalf("candidate count = %#v", cfg["vpn_entry_endpoint_candidate_count"])
+	}
+	candidates := cfg["vpn_entry_endpoint_candidates"].([]any)
+	candidate := candidates[0].(map[string]any)
+	if candidate["node_id"] != "entry-1" || candidate["api_base_url"] != "http://entry.example.test:19131/api/v1" {
+		t.Fatalf("unexpected endpoint candidate: %#v", candidate)
+	}
+	if candidate["local_gateway_shortcut"] != true {
+		t.Fatalf("local gateway shortcut missing: %#v", candidate)
+	}
+	if candidate["selected_entry"] != true || candidate["source"] != "node_latest_heartbeat.mesh_endpoint_report.endpoint_candidates" {
+		t.Fatalf("unexpected endpoint metadata: %#v", candidate)
+	}
+}

backend/internal/modules/cluster/repository.go

@@ -22,6 +22,7 @@ type Repository interface {
 	AssignNodeToGroup(ctx context.Context, input AssignNodeGroupInput) (ClusterNode, error)
 
 	CreateJoinToken(ctx context.Context, input CreateJoinTokenInput, tokenHash string) (NodeJoinToken, error)
+	ListJoinTokens(ctx context.Context, clusterID string) ([]NodeJoinToken, error)
 	SetJoinTokenAuthority(ctx context.Context, clusterID, tokenID string, payload json.RawMessage, signature ClusterSignature) (NodeJoinToken, error)
 	GetValidJoinTokenByHash(ctx context.Context, clusterID, tokenHash string) (NodeJoinToken, error)
 	RevokeJoinToken(ctx context.Context, input RevokeJoinTokenInput) (NodeJoinToken, error)
@@ -40,8 +41,16 @@ type Repository interface {
 
 	RecordHeartbeat(ctx context.Context, input RecordHeartbeatInput) (NodeHeartbeat, error)
 	ListNodeHeartbeats(ctx context.Context, clusterID, nodeID string, limit int) ([]NodeHeartbeat, error)
+	CreateReleaseVersion(ctx context.Context, input CreateReleaseVersionInput) (ReleaseVersion, error)
+	ListReleaseVersions(ctx context.Context, clusterID, product, channel string) ([]ReleaseVersion, error)
+	ListNodeUpdateServiceCandidates(ctx context.Context, clusterID string) ([]NodeUpdateServiceCandidate, error)
+	UpsertNodeUpdatePolicy(ctx context.Context, input UpsertNodeUpdatePolicyInput) (NodeUpdatePolicy, error)
+	GetNodeUpdatePolicy(ctx context.Context, clusterID, nodeID, product string) (NodeUpdatePolicy, error)
+	ReportNodeUpdateStatus(ctx context.Context, input ReportNodeUpdateStatusInput) (NodeUpdateStatus, error)
+	ListNodeUpdateStatuses(ctx context.Context, clusterID, nodeID string, limit int) ([]NodeUpdateStatus, error)
 	RevokeNodeIdentity(ctx context.Context, input RevokeNodeIdentityInput) error
 	DisableClusterMembership(ctx context.Context, input DisableMembershipInput) error
+	DeleteClusterNode(ctx context.Context, input DeleteClusterNodeInput) error
 	UpsertFabricTestingFlag(ctx context.Context, input UpsertFabricTestingFlagInput) (FabricTestingFlag, error)
 	ListFabricTestingFlags(ctx context.Context) ([]FabricTestingFlag, error)
 	GetEffectiveNodeTestingFlags(ctx context.Context, clusterID, nodeID string) (EffectiveNodeTestingFlags, error)
@@ -55,6 +64,22 @@ type Repository interface {
 	ListMeshLinks(ctx context.Context, clusterID string) ([]MeshLinkObservation, error)
 	CreateRouteIntent(ctx context.Context, input CreateRouteIntentInput) (MeshRouteIntent, error)
 	ListRouteIntents(ctx context.Context, clusterID string) ([]MeshRouteIntent, error)
+	ExpireRouteIntent(ctx context.Context, input RouteIntentLifecycleInput, expiresAt time.Time) (MeshRouteIntent, error)
+	DisableRouteIntent(ctx context.Context, input RouteIntentLifecycleInput) (MeshRouteIntent, error)
+	RecordFabricServiceChannelRouteFeedback(ctx context.Context, input RecordFabricServiceChannelRouteFeedbackInput) (FabricServiceChannelRouteFeedbackObservation, error)
+	ListFabricServiceChannelRouteFeedback(ctx context.Context, input ListFabricServiceChannelRouteFeedbackInput) ([]FabricServiceChannelRouteFeedbackObservation, error)
+	ExpireFabricServiceChannelRouteFeedback(ctx context.Context, input ExpireFabricServiceChannelRouteFeedbackInput) (ExpireFabricServiceChannelRouteFeedbackResult, error)
+	StoreFabricServiceChannelLease(ctx context.Context, input StoreFabricServiceChannelLeaseInput) (FabricServiceChannelLeaseRecord, error)
+	GetFabricServiceChannelLease(ctx context.Context, clusterID, channelID string) (FabricServiceChannelLeaseRecord, error)
+	ListFabricServiceChannelLeases(ctx context.Context, input ListFabricServiceChannelLeasesInput) ([]FabricServiceChannelLeaseRecord, error)
+	CleanupExpiredFabricServiceChannelLeases(ctx context.Context, clusterID string, now time.Time, limit int) (int, error)
+	RecordFabricServiceChannelRouteRebuildAttempt(ctx context.Context, input RecordFabricServiceChannelRouteRebuildAttemptInput) (FabricServiceChannelRouteRebuildAttempt, error)
+	ListFabricServiceChannelRouteRebuildAttempts(ctx context.Context, input ListFabricServiceChannelRouteRebuildAttemptsInput) ([]FabricServiceChannelRouteRebuildAttempt, error)
+	UpdateFabricServiceChannelRouteRebuildCorrelationSnapshot(ctx context.Context, input UpdateFabricServiceChannelRouteRebuildCorrelationSnapshotInput) error
+	GetFabricServiceChannelSchemaStatus(ctx context.Context, input GetFabricServiceChannelSchemaStatusInput) (FabricServiceChannelSchemaStatus, error)
+	UpsertFabricServiceChannelRouteRebuildAlertSilence(ctx context.Context, input SilenceFabricServiceChannelRouteRebuildAlertInput, expiresAt time.Time) (FabricServiceChannelRouteRebuildAlertSilence, error)
+	ListFabricServiceChannelRouteRebuildAlertSilences(ctx context.Context, clusterID string, now time.Time) ([]FabricServiceChannelRouteRebuildAlertSilence, error)
+	DeleteFabricServiceChannelRouteRebuildAlertSilence(ctx context.Context, input UnsilenceFabricServiceChannelRouteRebuildAlertInput) (FabricServiceChannelRouteRebuildAlertSilence, error)
 	ListQoSPolicies(ctx context.Context, clusterID string) ([]MeshQoSPolicy, error)
 	ListFabricEntryPoints(ctx context.Context, clusterID string) ([]FabricEntryPoint, error)
 	CreateFabricEntryPoint(ctx context.Context, input CreateFabricEntryPointInput) (FabricEntryPoint, error)
@@ -78,6 +103,7 @@ type Repository interface {
 	ListVPNConnectionAllowedNodes(ctx context.Context, clusterID, vpnConnectionID string) ([]VPNConnectionAllowedNode, error)
 	AcquireVPNConnectionLease(ctx context.Context, input AcquireVPNConnectionLeaseInput, expiresAt time.Time, fencingToken string) (VPNConnectionLease, error)
 	RenewVPNConnectionLease(ctx context.Context, input RenewVPNConnectionLeaseInput, expiresAt time.Time) (VPNConnectionLease, error)
+	RenewNodeVPNAssignmentLease(ctx context.Context, input RenewNodeVPNAssignmentLeaseInput, expiresAt time.Time) (VPNConnectionLease, error)
 	ReleaseVPNConnectionLease(ctx context.Context, input ReleaseVPNConnectionLeaseInput) (VPNConnectionLease, error)
 	FenceVPNConnectionLease(ctx context.Context, input FenceVPNConnectionLeaseInput) (VPNConnectionLease, error)
 	GetActiveVPNConnectionLease(ctx context.Context, clusterID, vpnConnectionID string) (VPNConnectionLease, error)
@@ -85,7 +111,8 @@ type Repository interface {
 	ExpireStaleVPNConnectionLeases(ctx context.Context, clusterID string, now time.Time) ([]VPNConnectionLease, error)
 	ListNodeVPNAssignments(ctx context.Context, clusterID, nodeID string) ([]NodeVPNAssignment, error)
 	ReportNodeVPNAssignmentStatus(ctx context.Context, input ReportNodeVPNAssignmentStatusInput) (NodeVPNAssignmentStatus, error)
+	GetVPNClientProfile(ctx context.Context, clusterID, organizationID, userID, preferredEntryNodeID, preferredExitNodeID string, generatedAt time.Time) (VPNClientProfile, error)
 
 	RecordAudit(ctx context.Context, event ClusterAuditEvent) error
-	ListAuditEvents(ctx context.Context, clusterID string, limit int) ([]ClusterAuditEvent, error)
+	ListAuditEvents(ctx context.Context, input ListAuditEventsInput) ([]ClusterAuditEvent, error)
 }

backend/internal/modules/nodeagent/module.go

@@ -40,6 +40,9 @@ func (m *Module) Name() string {
 
 func (m *Module) RegisterRoutes(router chi.Router) {
 	router.Route("/node-agents", func(r chi.Router) {
+		r.Post("/docker-install-profile", m.dockerInstallProfile)
+		r.Post("/windows-install-profile", m.windowsInstallProfile)
+		r.Post("/linux-install-profile", m.linuxInstallProfile)
 		r.Post("/enroll", m.enrollAgent)
 		r.Post("/enrollments/{requestID}/bootstrap", m.bootstrapEnrollment)
 		r.Post("/register", m.registerAgent)
@@ -53,6 +56,48 @@ func (m *Module) RegisterRoutes(router chi.Router) {
 	})
 }
 
+func (m *Module) linuxInstallProfile(w http.ResponseWriter, r *http.Request) {
+	var payload clustermodule.DockerInstallProfileRequest
+	if err := json.NewDecoder(r.Body).Decode(&payload); err != nil {
+		httpx.WriteError(w, http.StatusBadRequest, "invalid linux install profile payload")
+		return
+	}
+	profile, err := m.cluster.GetLinuxInstallProfile(r.Context(), payload)
+	if err != nil {
+		httpx.WriteError(w, http.StatusBadRequest, err.Error())
+		return
+	}
+	httpx.WriteJSON(w, http.StatusOK, map[string]any{"linux_install_profile": profile})
+}
+
+func (m *Module) windowsInstallProfile(w http.ResponseWriter, r *http.Request) {
+	var payload clustermodule.DockerInstallProfileRequest
+	if err := json.NewDecoder(r.Body).Decode(&payload); err != nil {
+		httpx.WriteError(w, http.StatusBadRequest, "invalid windows install profile payload")
+		return
+	}
+	profile, err := m.cluster.GetWindowsInstallProfile(r.Context(), payload)
+	if err != nil {
+		httpx.WriteError(w, http.StatusBadRequest, err.Error())
+		return
+	}
+	httpx.WriteJSON(w, http.StatusOK, map[string]any{"windows_install_profile": profile})
+}
+
+func (m *Module) dockerInstallProfile(w http.ResponseWriter, r *http.Request) {
+	var payload clustermodule.DockerInstallProfileRequest
+	if err := json.NewDecoder(r.Body).Decode(&payload); err != nil {
+		httpx.WriteError(w, http.StatusBadRequest, "invalid docker install profile payload")
+		return
+	}
+	profile, err := m.cluster.GetDockerInstallProfile(r.Context(), payload)
+	if err != nil {
+		httpx.WriteError(w, http.StatusBadRequest, err.Error())
+		return
+	}
+	httpx.WriteJSON(w, http.StatusOK, map[string]any{"docker_install_profile": profile})
+}
+
 func (m *Module) enrollAgent(w http.ResponseWriter, r *http.Request) {
 	var payload struct {
 		ClusterID            string          `json:"cluster_id"`

backend/internal/modules/organization/module.go

@@ -242,6 +242,37 @@ func (m *Module) loadAdminSummary(ctx context.Context, orgID string) (AdminSumma
 		return AdminSummary{}, err
 	}
 
+	var vpnConnectionCount int64
+	var vpnActiveLeaseCount int64
+	var vpnForwardingCount int64
+	if err := m.db.QueryRow(ctx, `
+		SELECT COUNT(*)
+		FROM vpn_connections
+		WHERE organization_id = $1::uuid
+		  AND desired_state = 'enabled'
+	`, orgID).Scan(&vpnConnectionCount); err != nil {
+		return AdminSummary{}, err
+	}
+	if err := m.db.QueryRow(ctx, `
+		SELECT COUNT(*)
+		FROM vpn_connection_leases l
+		INNER JOIN vpn_connections vc ON vc.id = l.vpn_connection_id
+		WHERE vc.organization_id = $1::uuid
+		  AND l.status = 'active'
+		  AND l.expires_at > NOW()
+	`, orgID).Scan(&vpnActiveLeaseCount); err != nil {
+		return AdminSummary{}, err
+	}
+	if err := m.db.QueryRow(ctx, `
+		SELECT COUNT(*)
+		FROM vpn_connection_assignment_latest_statuses s
+		INNER JOIN vpn_connections vc ON vc.id = s.vpn_connection_id
+		WHERE vc.organization_id = $1::uuid
+		  AND COALESCE((s.status_payload->>'packet_forwarding')::boolean, false)
+	`, orgID).Scan(&vpnForwardingCount); err != nil {
+		return AdminSummary{}, err
+	}
+
 	auditRows, err := m.db.Query(ctx, `
 		SELECT ae.id::text, ae.event_type, ae.target_type, ae.target_id, ae.payload, ae.created_at
 		FROM audit_events ae
@@ -265,6 +296,12 @@ func (m *Module) loadAdminSummary(ctx context.Context, orgID string) (AdminSumma
 	if err := auditRows.Err(); err != nil {
 		return AdminSummary{}, err
 	}
+	if services == nil {
+		services = []ServiceSummary{}
+	}
+	if audit == nil {
+		audit = []OrgAuditEvent{}
+	}
 
 	return AdminSummary{
 		OrganizationID:     orgID,
@@ -272,14 +309,34 @@ func (m *Module) loadAdminSummary(ctx context.Context, orgID string) (AdminSumma
 		ActiveSessionCount: activeSessionCount,
 		ServiceEndpoints:   services,
 		ConnectorStatus: map[string]any{
-			"vpn":       "not_implemented",
-			"connector": "not_implemented",
+			"vpn": map[string]any{
+				"enabled_connections": vpnConnectionCount,
+				"active_leases":       vpnActiveLeaseCount,
+				"packet_forwarding":   vpnForwardingCount,
+				"status":              connectorStatus(vpnConnectionCount, vpnActiveLeaseCount, vpnForwardingCount),
+			},
+			"rdp": map[string]any{
+				"status": "resource_catalog_ready",
+			},
 		},
 		RecentAudit:      audit,
 		TopologyExposure: tenantSafeTopologyExposure(),
 	}, nil
 }
 
+func connectorStatus(enabledConnections, activeLeases, forwarding int64) string {
+	if enabledConnections == 0 {
+		return "not_configured"
+	}
+	if forwarding > 0 {
+		return "active"
+	}
+	if activeLeases > 0 {
+		return "gateway_blocked"
+	}
+	return "waiting_for_gateway"
+}
+
 func tenantSafeTopologyExposure() string {
 	return "tenant_safe_no_core_mesh_topology"
 }

backend/internal/modules/resource/module.go

@@ -49,6 +49,7 @@ type Resource struct {
 	Address                     string          `json:"address"`
 	Protocol                    string          `json:"protocol"`
 	SecretRef                   *string         `json:"secret_ref,omitempty"`
+	HasSecret                   bool            `json:"has_secret"`
 	CertificateVerificationMode string          `json:"certificate_verification_mode"`
 	RenderQualityProfile        string          `json:"render_quality_profile"`
 	ClipboardMode               string          `json:"clipboard_mode"`
@@ -116,6 +117,7 @@ func (m *Module) listResources(w http.ResponseWriter, r *http.Request) {
 	query := `
 		SELECT r.id, r.organization_id, r.name, r.address, r.protocol, r.secret_ref,
 		       r.certificate_verification_mode, r.metadata, r.created_at, r.updated_at,
+		       EXISTS (SELECT 1 FROM resource_secrets sec WHERE sec.resource_id = r.id) AS has_secret,
 		       COALESCE(rp.clipboard_mode, 'disabled') AS clipboard_mode,
 		       COALESCE(rp.file_transfer_mode, 'disabled') AS file_transfer_mode
 		FROM resources r
@@ -500,6 +502,7 @@ func (m *Module) getByID(ctx context.Context, resourceID string) (Resource, erro
 	row := m.db.QueryRow(ctx, `
 		SELECT r.id, r.organization_id, r.name, r.address, r.protocol, r.secret_ref,
 		       r.certificate_verification_mode, r.metadata, r.created_at, r.updated_at,
+		       EXISTS (SELECT 1 FROM resource_secrets sec WHERE sec.resource_id = r.id) AS has_secret,
 		       COALESCE(rp.clipboard_mode, 'disabled') AS clipboard_mode,
 		       COALESCE(rp.file_transfer_mode, 'disabled') AS file_transfer_mode
 		FROM resources r
@@ -555,6 +558,7 @@ func scanResource(row rowScanner) (Resource, error) {
 		&resource.Metadata,
 		&resource.CreatedAt,
 		&resource.UpdatedAt,
+		&resource.HasSecret,
 		&resource.ClipboardMode,
 		&resource.FileTransferMode,
 	); err != nil {