store proxies in DB

management/internals/modules/reverseproxy/domain/manager/manager.go

@@ -27,21 +27,21 @@ type store interface {
 	DeleteCustomDomain(ctx context.Context, accountID string, domainID string) error
 }
 
-type proxyURLProvider interface {
-	GetConnectedProxyURLs() []string
+type proxyManager interface {
+	GetActiveClusterAddresses(ctx context.Context) ([]string, error)
 }
 
 type Manager struct {
 	store              store
 	validator          domain.Validator
-	proxyURLProvider   proxyURLProvider
+	proxyManager       proxyManager
 	permissionsManager permissions.Manager
 }
 
-func NewManager(store store, proxyURLProvider proxyURLProvider, permissionsManager permissions.Manager) Manager {
+func NewManager(store store, proxyMgr proxyManager, permissionsManager permissions.Manager) Manager {
 	return Manager{
-		store:            store,
-		proxyURLProvider: proxyURLProvider,
+		store:        store,
+		proxyManager: proxyMgr,
 		validator: domain.Validator{
 			Resolver: net.DefaultResolver,
 		},
@@ -67,8 +67,12 @@ func (m Manager) GetDomains(ctx context.Context, accountID, userID string) ([]*d
 
 	// Add connected proxy clusters as free domains.
 	// The cluster address itself is the free domain base (e.g., "eu.proxy.netbird.io").
-	allowList := m.proxyURLAllowList()
-	log.WithFields(log.Fields{
+	allowList, err := m.proxyManager.GetActiveClusterAddresses(ctx)
+	if err != nil {
+		log.WithContext(ctx).Errorf("failed to get active proxy cluster addresses: %v", err)
+		return nil, err
+	}
+	log.WithContext(ctx).WithFields(log.Fields{
 		"accountID":      accountID,
 		"proxyAllowList": allowList,
 	}).Debug("getting domains with proxy allow list")
@@ -107,7 +111,10 @@ func (m Manager) CreateDomain(ctx context.Context, accountID, userID, domainName
 	}
 
 	// Verify the target cluster is in the available clusters
-	allowList := m.proxyURLAllowList()
+	allowList, err := m.proxyManager.GetActiveClusterAddresses(ctx)
+	if err != nil {
+		return nil, fmt.Errorf("failed to get active proxy cluster addresses: %w", err)
+	}
 	clusterValid := false
 	for _, cluster := range allowList {
 		if cluster == targetCluster {
@@ -221,21 +228,14 @@ func (m Manager) ValidateDomain(ctx context.Context, accountID, userID, domainID
 	}
 }
 
-// proxyURLAllowList retrieves a list of currently connected proxies and
-// their URLs
-func (m Manager) proxyURLAllowList() []string {
-	var reverseProxyAddresses []string
-	if m.proxyURLProvider != nil {
-		reverseProxyAddresses = m.proxyURLProvider.GetConnectedProxyURLs()
-	}
-	return reverseProxyAddresses
-}
-
 // DeriveClusterFromDomain determines the proxy cluster for a given domain.
 // For free domains (those ending with a known cluster suffix), the cluster is extracted from the domain.
 // For custom domains, the cluster is determined by checking the registered custom domain's target cluster.
 func (m Manager) DeriveClusterFromDomain(ctx context.Context, accountID, domain string) (string, error) {
-	allowList := m.proxyURLAllowList()
+	allowList, err := m.proxyManager.GetActiveClusterAddresses(ctx)
+	if err != nil {
+		return "", fmt.Errorf("failed to get active proxy cluster addresses: %w", err)
+	}
 	if len(allowList) == 0 {
 		return "", fmt.Errorf("no proxy clusters available")
 	}

management/internals/modules/reverseproxy/proxy/manager.go

@@ -0,0 +1,15 @@
+package proxy
+
+import (
+	"context"
+	"time"
+)
+
+// Manager defines the interface for proxy operations
+type Manager interface {
+	Connect(ctx context.Context, proxyID, clusterAddress, ipAddress string) error
+	Disconnect(ctx context.Context, proxyID string) error
+	Heartbeat(ctx context.Context, proxyID string) error
+	GetActiveClusterAddresses(ctx context.Context) ([]string, error)
+	CleanupStale(ctx context.Context, inactivityDuration time.Duration) error
+}

management/internals/modules/reverseproxy/proxy/manager/manager.go

@@ -0,0 +1,106 @@
+package manager
+
+import (
+	"context"
+	"time"
+
+	log "github.com/sirupsen/logrus"
+
+	"github.com/netbirdio/netbird/management/internals/modules/reverseproxy/proxy"
+)
+
+// store defines the interface for proxy persistence operations
+type store interface {
+	SaveProxy(ctx context.Context, p *proxy.Proxy) error
+	UpdateProxyHeartbeat(ctx context.Context, proxyID string) error
+	GetActiveProxyClusterAddresses(ctx context.Context) ([]string, error)
+	CleanupStaleProxies(ctx context.Context, inactivityDuration time.Duration) error
+}
+
+// Manager handles all proxy operations
+type Manager struct {
+	store store
+}
+
+// NewManager creates a new proxy Manager
+func NewManager(store store) Manager {
+	return Manager{
+		store: store,
+	}
+}
+
+// Connect registers a new proxy connection in the database
+func (m Manager) Connect(ctx context.Context, proxyID, clusterAddress, ipAddress string) error {
+	now := time.Now()
+	p := &proxy.Proxy{
+		ID:             proxyID,
+		ClusterAddress: clusterAddress,
+		IPAddress:      ipAddress,
+		LastSeen:       now,
+		ConnectedAt:    &now,
+		Status:         "connected",
+	}
+
+	if err := m.store.SaveProxy(ctx, p); err != nil {
+		log.WithContext(ctx).Errorf("failed to register proxy %s: %v", proxyID, err)
+		return err
+	}
+
+	log.WithContext(ctx).WithFields(log.Fields{
+		"proxyID":        proxyID,
+		"clusterAddress": clusterAddress,
+		"ipAddress":      ipAddress,
+	}).Info("proxy connected")
+
+	return nil
+}
+
+// Disconnect marks a proxy as disconnected in the database
+func (m Manager) Disconnect(ctx context.Context, proxyID string) error {
+	now := time.Now()
+	p := &proxy.Proxy{
+		ID:             proxyID,
+		Status:         "disconnected",
+		DisconnectedAt: &now,
+		LastSeen:       now,
+	}
+
+	if err := m.store.SaveProxy(ctx, p); err != nil {
+		log.WithContext(ctx).Errorf("failed to disconnect proxy %s: %v", proxyID, err)
+		return err
+	}
+
+	log.WithContext(ctx).WithFields(log.Fields{
+		"proxyID": proxyID,
+	}).Info("proxy disconnected")
+
+	return nil
+}
+
+// Heartbeat updates the proxy's last seen timestamp
+func (m Manager) Heartbeat(ctx context.Context, proxyID string) error {
+	if err := m.store.UpdateProxyHeartbeat(ctx, proxyID); err != nil {
+		log.WithContext(ctx).Debugf("failed to update proxy %s heartbeat: %v", proxyID, err)
+		return err
+	}
+	return nil
+}
+
+// GetActiveClusterAddresses returns all unique cluster addresses for active proxies
+func (m Manager) GetActiveClusterAddresses(ctx context.Context) ([]string, error) {
+	addresses, err := m.store.GetActiveProxyClusterAddresses(ctx)
+	if err != nil {
+		log.WithContext(ctx).Errorf("failed to get active proxy cluster addresses: %v", err)
+		return nil, err
+	}
+	return addresses, nil
+}
+
+// CleanupStale removes proxies that haven't sent heartbeat in the specified duration
+func (m Manager) CleanupStale(ctx context.Context, inactivityDuration time.Duration) error {
+	if err := m.store.CleanupStaleProxies(ctx, inactivityDuration); err != nil {
+		log.WithContext(ctx).Errorf("failed to cleanup stale proxies: %v", err)
+		return err
+	}
+	return nil
+}

management/internals/modules/reverseproxy/proxy/proxy.go

@@ -0,0 +1,20 @@
+package proxy
+
+import "time"
+
+// Proxy represents a reverse proxy instance
+type Proxy struct {
+	ID             string    `gorm:"primaryKey;type:varchar(255)"`
+	ClusterAddress string    `gorm:"type:varchar(255);not null;index:idx_proxy_cluster_status"`
+	IPAddress      string    `gorm:"type:varchar(45)"`
+	LastSeen       time.Time `gorm:"not null;index:idx_proxy_last_seen"`
+	ConnectedAt    *time.Time
+	DisconnectedAt *time.Time
+	Status         string `gorm:"type:varchar(20);not null;index:idx_proxy_cluster_status"`
+	CreatedAt      time.Time
+	UpdatedAt      time.Time
+}
+
+func (Proxy) TableName() string {
+	return "proxies"
+}

management/internals/modules/reverseproxy/service/api.go

@@ -1,4 +1,4 @@
-package manager
+package service
 
 import (
 	"encoding/json"

management/internals/modules/reverseproxy/service/manager.go

@@ -1,4 +1,4 @@
-package manager
+package service
 
 import (
 	"context"
@@ -36,7 +36,7 @@ type Manager struct {
 }
 
 // NewManager creates a new service manager.
-func NewManager(store store.Store, accountManager account.Manager, permissionsManager permissions.Manager, proxyGRPCServer *nbgrpc.ProxyServiceServer, clusterDeriver ClusterDeriver) *Manager {
+func NewManager(store store.Store, accountManager account.Manager, permissionsManager permissions.Manager, proxyGRPCServer *nbgrpc.ProxyServiceServer, clusterDeriver ClusterDeriver) reverseproxy.Manager {
 	return &Manager{
 		store:              store,
 		accountManager:     accountManager,

management/internals/modules/reverseproxy/service/manager_test.go

@@ -1,4 +1,4 @@
-package manager
+package service
 
 import (
 	"context"