Feature/dns protocol (#543)

Added DNS update protocol message

Added sync to clients

Update nameserver API with new fields

Added default NS groups

Added new dns-name flag for the management service append to peer DNS label

client/cmd/testutil.go

@@ -68,7 +68,7 @@ func startManagement(t *testing.T, config *mgmt.Config) (*grpc.Server, net.Liste
 	}
 
 	peersUpdateManager := mgmt.NewPeersUpdateManager()
-	accountManager, err := mgmt.BuildManager(store, peersUpdateManager, nil, "")
+	accountManager, err := mgmt.BuildManager(store, peersUpdateManager, nil, "", "")
 	if err != nil {
 		t.Fatal(err)
 	}

client/internal/dns/mockServer.go

@@ -0,0 +1,35 @@
+package dns
+
+import (
+	"fmt"
+	nbdns "github.com/netbirdio/netbird/dns"
+)
+
+// MockServer is the mock instance of a dns server
+type MockServer struct {
+	StartFunc           func()
+	StopFunc            func()
+	UpdateDNSServerFunc func(serial uint64, update nbdns.Config) error
+}
+
+// Start mock implementation of Start from Server interface
+func (m *MockServer) Start() {
+	if m.StartFunc != nil {
+		m.StartFunc()
+	}
+}
+
+// Stop mock implementation of Stop from Server interface
+func (m *MockServer) Stop() {
+	if m.StopFunc != nil {
+		m.StopFunc()
+	}
+}
+
+// UpdateDNSServer mock implementation of UpdateDNSServer from Server interface
+func (m *MockServer) UpdateDNSServer(serial uint64, update nbdns.Config) error {
+	if m.UpdateDNSServerFunc != nil {
+		return m.UpdateDNSServerFunc(serial, update)
+	}
+	return fmt.Errorf("method UpdateDNSServer is not implemented")
+}

client/internal/dns/server.go

@@ -15,8 +15,15 @@ const (
 	defaultIP = "0.0.0.0"
 )
 
-// Server dns server object
+// Server is a dns server interface
-type Server struct {
+type Server interface {
+	Start()
+	Stop()
+	UpdateDNSServer(serial uint64, update nbdns.Config) error
+}
+
+// DefaultServer dns server object
+type DefaultServer struct {
 	ctx               context.Context
 	stop              context.CancelFunc
 	mux               sync.Mutex
@@ -35,8 +42,8 @@ type muxUpdate struct {
 	handler dns.Handler
 }
 
-// NewServer returns a new dns server
+// NewDefaultServer returns a new dns server
-func NewServer(ctx context.Context) *Server {
+func NewDefaultServer(ctx context.Context) *DefaultServer {
 	mux := dns.NewServeMux()
 
 	dnsServer := &dns.Server{
@@ -48,7 +55,7 @@ func NewServer(ctx context.Context) *Server {
 
 	ctx, stop := context.WithCancel(ctx)
 
-	return &Server{
+	return &DefaultServer{
 		ctx:       ctx,
 		stop:      stop,
 		server:    dnsServer,
@@ -61,7 +68,7 @@ func NewServer(ctx context.Context) *Server {
 }
 
 // Start runs the listener in a go routine
-func (s *Server) Start() {
+func (s *DefaultServer) Start() {
 	log.Debugf("starting dns on %s:%d", defaultIP, port)
 	go func() {
 		s.setListenerStatus(true)
@@ -73,12 +80,12 @@ func (s *Server) Start() {
 	}()
 }
 
-func (s *Server) setListenerStatus(running bool) {
+func (s *DefaultServer) setListenerStatus(running bool) {
 	s.listenerIsRunning = running
 }
 
 // Stop stops the server
-func (s *Server) Stop() {
+func (s *DefaultServer) Stop() {
 	s.stop()
 
 	err := s.stopListener()
@@ -87,7 +94,7 @@ func (s *Server) Stop() {
 	}
 }
 
-func (s *Server) stopListener() error {
+func (s *DefaultServer) stopListener() error {
 	if !s.listenerIsRunning {
 		return nil
 	}
@@ -103,7 +110,7 @@ func (s *Server) stopListener() error {
 }
 
 // UpdateDNSServer processes an update received from the management service
-func (s *Server) UpdateDNSServer(serial uint64, update nbdns.Update) error {
+func (s *DefaultServer) UpdateDNSServer(serial uint64, update nbdns.Config) error {
 	select {
 	case <-s.ctx.Done():
 		log.Infof("not updating DNS server as context is closed")
@@ -147,7 +154,7 @@ func (s *Server) UpdateDNSServer(serial uint64, update nbdns.Update) error {
 	}
 }
 
-func (s *Server) buildLocalHandlerUpdate(customZones []nbdns.CustomZone) ([]muxUpdate, map[string]nbdns.SimpleRecord, error) {
+func (s *DefaultServer) buildLocalHandlerUpdate(customZones []nbdns.CustomZone) ([]muxUpdate, map[string]nbdns.SimpleRecord, error) {
 	var muxUpdates []muxUpdate
 	localRecords := make(map[string]nbdns.SimpleRecord, 0)
 
@@ -169,7 +176,7 @@ func (s *Server) buildLocalHandlerUpdate(customZones []nbdns.CustomZone) ([]muxU
 	return muxUpdates, localRecords, nil
 }
 
-func (s *Server) buildUpstreamHandlerUpdate(nameServerGroups []nbdns.NameServerGroup) ([]muxUpdate, error) {
+func (s *DefaultServer) buildUpstreamHandlerUpdate(nameServerGroups []*nbdns.NameServerGroup) ([]muxUpdate, error) {
 	var muxUpdates []muxUpdate
 	for _, nsGroup := range nameServerGroups {
 		if len(nsGroup.NameServers) == 0 {
@@ -219,7 +226,7 @@ func (s *Server) buildUpstreamHandlerUpdate(nameServerGroups []nbdns.NameServerG
 	return muxUpdates, nil
 }
 
-func (s *Server) updateMux(muxUpdates []muxUpdate) {
+func (s *DefaultServer) updateMux(muxUpdates []muxUpdate) {
 	muxUpdateMap := make(registrationMap)
 
 	for _, update := range muxUpdates {
@@ -237,7 +244,7 @@ func (s *Server) updateMux(muxUpdates []muxUpdate) {
 	s.dnsMuxMap = muxUpdateMap
 }
 
-func (s *Server) updateLocalResolver(update map[string]nbdns.SimpleRecord) {
+func (s *DefaultServer) updateLocalResolver(update map[string]nbdns.SimpleRecord) {
 	for key := range s.localResolver.registeredMap {
 		_, found := update[key]
 		if !found {
@@ -261,10 +268,10 @@ func getNSHostPort(ns nbdns.NameServer) string {
 	return fmt.Sprintf("%s:%d", ns.IP.String(), ns.Port)
 }
 
-func (s *Server) registerMux(pattern string, handler dns.Handler) {
+func (s *DefaultServer) registerMux(pattern string, handler dns.Handler) {
 	s.dnsMux.Handle(pattern, handler)
 }
 
-func (s *Server) deregisterMux(pattern string) {
+func (s *DefaultServer) deregisterMux(pattern string) {
 	s.dnsMux.HandleRemove(pattern)
 }

client/internal/dns/server_test.go

@@ -43,18 +43,18 @@ func TestUpdateDNSServer(t *testing.T) {
 		initLocalMap        registrationMap
 		initSerial          uint64
 		inputSerial         uint64
-		inputUpdate         nbdns.Update
+		inputUpdate         nbdns.Config
 		shouldFail          bool
 		expectedUpstreamMap registrationMap
 		expectedLocalMap    registrationMap
 	}{
 		{
-			name:            "Initial Update Should Succeed",
+			name:            "Initial Config Should Succeed",
 			initLocalMap:    make(registrationMap),
 			initUpstreamMap: make(registrationMap),
 			initSerial:      0,
 			inputSerial:     1,
-			inputUpdate: nbdns.Update{
+			inputUpdate: nbdns.Config{
 				ServiceEnable: true,
 				CustomZones: []nbdns.CustomZone{
 					{
@@ -62,7 +62,7 @@ func TestUpdateDNSServer(t *testing.T) {
 						Records: zoneRecords,
 					},
 				},
-				NameServerGroups: []nbdns.NameServerGroup{
+				NameServerGroups: []*nbdns.NameServerGroup{
 					{
 						Domains:     []string{"netbird.io"},
 						NameServers: nameServers,
@@ -77,12 +77,12 @@ func TestUpdateDNSServer(t *testing.T) {
 			expectedLocalMap:    registrationMap{zoneRecords[0].Name: struct{}{}},
 		},
 		{
-			name:            "New Update Should Succeed",
+			name:            "New Config Should Succeed",
 			initLocalMap:    registrationMap{"netbird.cloud": struct{}{}},
 			initUpstreamMap: registrationMap{zoneRecords[0].Name: struct{}{}},
 			initSerial:      0,
 			inputSerial:     1,
-			inputUpdate: nbdns.Update{
+			inputUpdate: nbdns.Config{
 				ServiceEnable: true,
 				CustomZones: []nbdns.CustomZone{
 					{
@@ -90,7 +90,7 @@ func TestUpdateDNSServer(t *testing.T) {
 						Records: zoneRecords,
 					},
 				},
-				NameServerGroups: []nbdns.NameServerGroup{
+				NameServerGroups: []*nbdns.NameServerGroup{
 					{
 						Domains:     []string{"netbird.io"},
 						NameServers: nameServers,
@@ -101,7 +101,7 @@ func TestUpdateDNSServer(t *testing.T) {
 			expectedLocalMap:    registrationMap{zoneRecords[0].Name: struct{}{}},
 		},
 		{
-			name:            "Smaller Update Serial Should Be Skipped",
+			name:            "Smaller Config Serial Should Be Skipped",
 			initLocalMap:    make(registrationMap),
 			initUpstreamMap: make(registrationMap),
 			initSerial:      2,
@@ -114,7 +114,7 @@ func TestUpdateDNSServer(t *testing.T) {
 			initUpstreamMap: make(registrationMap),
 			initSerial:      0,
 			inputSerial:     1,
-			inputUpdate: nbdns.Update{
+			inputUpdate: nbdns.Config{
 				ServiceEnable: true,
 				CustomZones: []nbdns.CustomZone{
 					{
@@ -122,7 +122,7 @@ func TestUpdateDNSServer(t *testing.T) {
 						Records: zoneRecords,
 					},
 				},
-				NameServerGroups: []nbdns.NameServerGroup{
+				NameServerGroups: []*nbdns.NameServerGroup{
 					{
 						NameServers: nameServers,
 					},
@@ -136,7 +136,7 @@ func TestUpdateDNSServer(t *testing.T) {
 			initUpstreamMap: make(registrationMap),
 			initSerial:      0,
 			inputSerial:     1,
-			inputUpdate: nbdns.Update{
+			inputUpdate: nbdns.Config{
 				ServiceEnable: true,
 				CustomZones: []nbdns.CustomZone{
 					{
@@ -144,7 +144,7 @@ func TestUpdateDNSServer(t *testing.T) {
 						Records: zoneRecords,
 					},
 				},
-				NameServerGroups: []nbdns.NameServerGroup{
+				NameServerGroups: []*nbdns.NameServerGroup{
 					{
 						NameServers: nameServers,
 					},
@@ -158,14 +158,14 @@ func TestUpdateDNSServer(t *testing.T) {
 			initUpstreamMap: make(registrationMap),
 			initSerial:      0,
 			inputSerial:     1,
-			inputUpdate: nbdns.Update{
+			inputUpdate: nbdns.Config{
 				ServiceEnable: true,
 				CustomZones: []nbdns.CustomZone{
 					{
 						Domain: "netbird.cloud",
 					},
 				},
-				NameServerGroups: []nbdns.NameServerGroup{
+				NameServerGroups: []*nbdns.NameServerGroup{
 					{
 						NameServers: nameServers,
 						Primary:     true,
@@ -175,12 +175,12 @@ func TestUpdateDNSServer(t *testing.T) {
 			shouldFail: true,
 		},
 		{
-			name:                "Empty Update Should Succeed and Clean Maps",
+			name:                "Empty Config Should Succeed and Clean Maps",
 			initLocalMap:        registrationMap{"netbird.cloud": struct{}{}},
 			initUpstreamMap:     registrationMap{zoneRecords[0].Name: struct{}{}},
 			initSerial:          0,
 			inputSerial:         1,
-			inputUpdate:         nbdns.Update{ServiceEnable: true},
+			inputUpdate:         nbdns.Config{ServiceEnable: true},
 			expectedUpstreamMap: make(registrationMap),
 			expectedLocalMap:    make(registrationMap),
 		},
@@ -189,7 +189,7 @@ func TestUpdateDNSServer(t *testing.T) {
 	for _, testCase := range testCases {
 		t.Run(testCase.name, func(t *testing.T) {
 			ctx := context.Background()
-			dnsServer := NewServer(ctx)
+			dnsServer := NewDefaultServer(ctx)
 
 			dnsServer.dnsMuxMap = testCase.initUpstreamMap
 			dnsServer.localResolver.registeredMap = testCase.initLocalMap
@@ -231,7 +231,7 @@ func TestUpdateDNSServer(t *testing.T) {
 
 func TestDNSServerStartStop(t *testing.T) {
 	ctx := context.Background()
-	dnsServer := NewServer(ctx)
+	dnsServer := NewDefaultServer(ctx)
 	if runtime.GOOS == "windows" && os.Getenv("CI") == "true" {
 		// todo review why this test is not working only on github actions workflows
 		t.Skip("skipping test in Windows CI workflows.")

client/internal/engine.go

@@ -7,9 +7,11 @@ import (
 	"github.com/netbirdio/netbird/client/internal/routemanager"
 	nbssh "github.com/netbirdio/netbird/client/ssh"
 	nbstatus "github.com/netbirdio/netbird/client/status"
+	nbdns "github.com/netbirdio/netbird/dns"
 	"github.com/netbirdio/netbird/route"
 	"math/rand"
 	"net"
+	"net/netip"
 	"reflect"
 	"runtime"
 	"strings"
@@ -105,7 +107,7 @@ type Engine struct {
 
 	routeManager routemanager.Manager
 
-	dnsServer *dns.Server
+	dnsServer dns.Server
 }
 
 // Peer is an instance of the Connection Peer
@@ -133,7 +135,7 @@ func NewEngine(
 		networkSerial:  0,
 		sshServerFunc:  nbssh.DefaultSSHServer,
 		statusRecorder: statusRecorder,
-		dnsServer:      dns.NewServer(ctx),
+		dnsServer:      dns.NewDefaultServer(ctx),
 	}
 }
 
@@ -646,6 +648,15 @@ func (e *Engine) updateNetworkMap(networkMap *mgmProto.NetworkMap) error {
 		log.Errorf("failed to update routes, err: %v", err)
 	}
 
+	protoDNSConfig := networkMap.GetDNSConfig()
+	if protoDNSConfig == nil {
+		protoDNSConfig = &mgmProto.DNSConfig{}
+	}
+	err = e.dnsServer.UpdateDNSServer(serial, toDNSConfig(protoDNSConfig))
+	if err != nil {
+		log.Errorf("failed to update dns server, err: %v", err)
+	}
+
 	e.networkSerial = serial
 	return nil
 }
@@ -668,6 +679,48 @@ func toRoutes(protoRoutes []*mgmProto.Route) []*route.Route {
 	return routes
 }
 
+func toDNSConfig(protoDNSConfig *mgmProto.DNSConfig) nbdns.Config {
+	dnsUpdate := nbdns.Config{
+		ServiceEnable:    protoDNSConfig.GetServiceEnable(),
+		CustomZones:      make([]nbdns.CustomZone, 0),
+		NameServerGroups: make([]*nbdns.NameServerGroup, 0),
+	}
+
+	for _, zone := range protoDNSConfig.GetCustomZones() {
+		dnsZone := nbdns.CustomZone{
+			Domain: zone.GetDomain(),
+		}
+		for _, record := range zone.Records {
+			dnsRecord := nbdns.SimpleRecord{
+				Name:  record.GetName(),
+				Type:  int(record.GetType()),
+				Class: record.GetClass(),
+				TTL:   int(record.GetTTL()),
+				RData: record.GetRData(),
+			}
+			dnsZone.Records = append(dnsZone.Records, dnsRecord)
+		}
+		dnsUpdate.CustomZones = append(dnsUpdate.CustomZones, dnsZone)
+	}
+
+	for _, nsGroup := range protoDNSConfig.GetNameServerGroups() {
+		dnsNSGroup := &nbdns.NameServerGroup{
+			Primary: nsGroup.GetPrimary(),
+			Domains: nsGroup.GetDomains(),
+		}
+		for _, ns := range nsGroup.GetNameServers() {
+			dnsNS := nbdns.NameServer{
+				IP:     netip.MustParseAddr(ns.GetIP()),
+				NSType: nbdns.NameServerType(ns.GetNSType()),
+				Port:   int(ns.GetPort()),
+			}
+			dnsNSGroup.NameServers = append(dnsNSGroup.NameServers, dnsNS)
+		}
+		dnsUpdate.NameServerGroups = append(dnsUpdate.NameServerGroups, dnsNSGroup)
+	}
+	return dnsUpdate
+}
+
 // addNewPeers adds peers that were not know before but arrived from the Management service with the update
 func (e *Engine) addNewPeers(peersUpdate []*mgmProto.RemotePeerConfig) error {
 	for _, p := range peersUpdate {

client/internal/engine_test.go

@@ -3,9 +3,11 @@ package internal
 import (
 	"context"
 	"fmt"
+	"github.com/netbirdio/netbird/client/internal/dns"
 	"github.com/netbirdio/netbird/client/internal/routemanager"
 	"github.com/netbirdio/netbird/client/ssh"
 	nbstatus "github.com/netbirdio/netbird/client/status"
+	nbdns "github.com/netbirdio/netbird/dns"
 	"github.com/netbirdio/netbird/iface"
 	"github.com/netbirdio/netbird/route"
 	"github.com/stretchr/testify/assert"
@@ -440,7 +442,7 @@ func TestEngine_UpdateNetworkMapWithRoutes(t *testing.T) {
 		expectedSerial uint64
 	}{
 		{
-			name: "Routes Update Should Be Passed To Manager",
+			name: "Routes Config Should Be Passed To Manager",
 			networkMap: &mgmtProto.NetworkMap{
 				Serial:             1,
 				PeerConfig:         nil,
@@ -486,7 +488,7 @@ func TestEngine_UpdateNetworkMapWithRoutes(t *testing.T) {
 			expectedSerial: 1,
 		},
 		{
-			name: "Empty Routes Update Should Be Passed",
+			name: "Empty Routes Config Should Be Passed",
 			networkMap: &mgmtProto.NetworkMap{
 				Serial:             1,
 				PeerConfig:         nil,
@@ -566,6 +568,183 @@ func TestEngine_UpdateNetworkMapWithRoutes(t *testing.T) {
 	}
 }
 
+func TestEngine_UpdateNetworkMapWithDNSUpdate(t *testing.T) {
+	testCases := []struct {
+		name                string
+		inputErr            error
+		networkMap          *mgmtProto.NetworkMap
+		expectedZonesLen    int
+		expectedZones       []nbdns.CustomZone
+		expectedNSGroupsLen int
+		expectedNSGroups    []*nbdns.NameServerGroup
+		expectedSerial      uint64
+	}{
+		{
+			name: "DNS Config Should Be Passed To DNS Server",
+			networkMap: &mgmtProto.NetworkMap{
+				Serial:             1,
+				PeerConfig:         nil,
+				RemotePeersIsEmpty: false,
+				Routes:             nil,
+				DNSConfig: &mgmtProto.DNSConfig{
+					ServiceEnable: true,
+					CustomZones: []*mgmtProto.CustomZone{
+						{
+							Domain: "netbird.cloud.",
+							Records: []*mgmtProto.SimpleRecord{
+								{
+									Name:  "peer-a.netbird.cloud.",
+									Type:  1,
+									Class: nbdns.DefaultClass,
+									TTL:   300,
+									RData: "100.64.0.1",
+								},
+							},
+						},
+					},
+					NameServerGroups: []*mgmtProto.NameServerGroup{
+						{
+							Primary: true,
+							NameServers: []*mgmtProto.NameServer{
+								{
+									IP:     "8.8.8.8",
+									NSType: 1,
+									Port:   53,
+								},
+							},
+						},
+					},
+				},
+			},
+			expectedZonesLen: 1,
+			expectedZones: []nbdns.CustomZone{
+				{
+					Domain: "netbird.cloud.",
+					Records: []nbdns.SimpleRecord{
+						{
+							Name:  "peer-a.netbird.cloud.",
+							Type:  1,
+							Class: nbdns.DefaultClass,
+							TTL:   300,
+							RData: "100.64.0.1",
+						},
+					},
+				},
+			},
+			expectedNSGroupsLen: 1,
+			expectedNSGroups: []*nbdns.NameServerGroup{
+				{
+					Primary: true,
+					NameServers: []nbdns.NameServer{
+						{
+							IP:     netip.MustParseAddr("8.8.8.8"),
+							NSType: 1,
+							Port:   53,
+						},
+					},
+				},
+			},
+			expectedSerial: 1,
+		},
+		{
+			name: "Empty DNS Config Should Be OK",
+			networkMap: &mgmtProto.NetworkMap{
+				Serial:             1,
+				PeerConfig:         nil,
+				RemotePeersIsEmpty: false,
+				Routes:             nil,
+				DNSConfig:          nil,
+			},
+			expectedZonesLen:    0,
+			expectedZones:       []nbdns.CustomZone{},
+			expectedNSGroupsLen: 0,
+			expectedNSGroups:    []*nbdns.NameServerGroup{},
+			expectedSerial:      1,
+		},
+		{
+			name:     "Error Shouldn't Break Engine",
+			inputErr: fmt.Errorf("mocking error"),
+			networkMap: &mgmtProto.NetworkMap{
+				Serial:             1,
+				PeerConfig:         nil,
+				RemotePeersIsEmpty: false,
+				Routes:             nil,
+			},
+			expectedZonesLen:    0,
+			expectedZones:       []nbdns.CustomZone{},
+			expectedNSGroupsLen: 0,
+			expectedNSGroups:    []*nbdns.NameServerGroup{},
+			expectedSerial:      1,
+		},
+	}
+
+	for n, testCase := range testCases {
+		t.Run(testCase.name, func(t *testing.T) {
+			// test setup
+			key, err := wgtypes.GeneratePrivateKey()
+			if err != nil {
+				t.Fatal(err)
+				return
+			}
+
+			ctx, cancel := context.WithCancel(context.Background())
+			defer cancel()
+
+			wgIfaceName := fmt.Sprintf("utun%d", 104+n)
+			wgAddr := fmt.Sprintf("100.66.%d.1/24", n)
+
+			engine := NewEngine(ctx, cancel, &signal.MockClient{}, &mgmt.MockClient{}, &EngineConfig{
+				WgIfaceName:  wgIfaceName,
+				WgAddr:       wgAddr,
+				WgPrivateKey: key,
+				WgPort:       33100,
+			}, nbstatus.NewRecorder())
+			engine.wgInterface, err = iface.NewWGIFace(wgIfaceName, wgAddr, iface.DefaultMTU)
+			assert.NoError(t, err, "shouldn't return error")
+
+			mockRouteManager := &routemanager.MockManager{
+				UpdateRoutesFunc: func(updateSerial uint64, newRoutes []*route.Route) error {
+					return nil
+				},
+			}
+
+			engine.routeManager = mockRouteManager
+
+			input := struct {
+				inputSerial   uint64
+				inputNSGroups []*nbdns.NameServerGroup
+				inputZones    []nbdns.CustomZone
+			}{}
+
+			mockDNSServer := &dns.MockServer{
+				UpdateDNSServerFunc: func(serial uint64, update nbdns.Config) error {
+					input.inputSerial = serial
+					input.inputZones = update.CustomZones
+					input.inputNSGroups = update.NameServerGroups
+					return testCase.inputErr
+				},
+			}
+
+			engine.dnsServer = mockDNSServer
+
+			defer func() {
+				exitErr := engine.Stop()
+				if exitErr != nil {
+					return
+				}
+			}()
+
+			err = engine.updateNetworkMap(testCase.networkMap)
+			assert.NoError(t, err, "shouldn't return error")
+			assert.Equal(t, testCase.expectedSerial, input.inputSerial, "serial should match")
+			assert.Len(t, input.inputNSGroups, testCase.expectedZonesLen, "zones len should match")
+			assert.Equal(t, testCase.expectedZones, input.inputZones, "custom zones should match")
+			assert.Len(t, input.inputNSGroups, testCase.expectedNSGroupsLen, "ns groups len should match")
+			assert.Equal(t, testCase.expectedNSGroups, input.inputNSGroups, "ns groups should match")
+		})
+	}
+}
+
 func TestEngine_MultiplePeers(t *testing.T) {
 	// log.SetLevel(log.DebugLevel)
 
@@ -761,7 +940,7 @@ func startManagement(port int, dataDir string) (*grpc.Server, error) {
 		log.Fatalf("failed creating a store: %s: %v", config.Datadir, err)
 	}
 	peersUpdateManager := server.NewPeersUpdateManager()
-	accountManager, err := server.BuildManager(store, peersUpdateManager, nil, "")
+	accountManager, err := server.BuildManager(store, peersUpdateManager, nil, "", "")
 	if err != nil {
 		return nil, err
 	}

dns/dns.go

@@ -5,6 +5,9 @@ package dns
 import (
 	"fmt"
 	"github.com/miekg/dns"
+	"golang.org/x/net/idna"
+	"regexp"
+	"strings"
 )
 
 const (
@@ -16,12 +19,14 @@ const (
 	DefaultClass = "IN"
 )
 
-// Update represents a dns update that is exchanged between management and peers
+const invalidHostLabel = "[^a-zA-Z0-9-]+"
-type Update struct {
+
+// Config represents a dns configuration that is exchanged between management and peers
+type Config struct {
 	// ServiceEnable indicates if the service should be enabled
 	ServiceEnable bool
 	// NameServerGroups contains a list of nameserver group
-	NameServerGroups []NameServerGroup
+	NameServerGroups []*NameServerGroup
 	// CustomZones contains a list of custom zone
 	CustomZones []CustomZone
 }
@@ -54,3 +59,26 @@ func (s SimpleRecord) String() string {
 	fqdn := dns.Fqdn(s.Name)
 	return fmt.Sprintf("%s %d %s %s %s", fqdn, s.TTL, s.Class, dns.Type(s.Type).String(), s.RData)
 }
+
+// GetParsedDomainLabel returns a domain label with max 59 characters,
+// parsed for old Hosts.txt requirements, and converted to ASCII and lowercase
+func GetParsedDomainLabel(name string) (string, error) {
+	labels := dns.SplitDomainName(name)
+	if len(labels) == 0 {
+		return "", fmt.Errorf("got empty label list for name \"%s\"", name)
+	}
+	rawLabel := labels[0]
+	ascii, err := idna.Punycode.ToASCII(rawLabel)
+	if err != nil {
+		return "", fmt.Errorf("unable to convert host lavel to ASCII, error: %v", err)
+	}
+
+	invalidHostMatcher := regexp.MustCompile(invalidHostLabel)
+
+	validHost := strings.ToLower(invalidHostMatcher.ReplaceAllString(ascii, "-"))
+	if len(validHost) > 58 {
+		validHost = validHost[:59]
+	}
+
+	return validHost, nil
+}

management/client/client_test.go

@@ -55,7 +55,7 @@ func startManagement(t *testing.T) (*grpc.Server, net.Listener) {
 	}
 
 	peersUpdateManager := mgmt.NewPeersUpdateManager()
-	accountManager, err := mgmt.BuildManager(store, peersUpdateManager, nil, "")
+	accountManager, err := mgmt.BuildManager(store, peersUpdateManager, nil, "", "")
 	if err != nil {
 		t.Fatal(err)
 	}

management/cmd/defaults.go

@@ -0,0 +1,18 @@
+package cmd
+
+const (
+	defaultMgmtDataDir   = "/var/lib/netbird/"
+	defaultMgmtConfigDir = "/etc/netbird"
+	defaultLogDir        = "/var/log/netbird"
+
+	oldDefaultMgmtDataDir   = "/var/lib/wiretrustee/"
+	oldDefaultMgmtConfigDir = "/etc/wiretrustee"
+	oldDefaultLogDir        = "/var/log/wiretrustee"
+
+	defaultMgmtConfig    = defaultMgmtConfigDir + "/management.json"
+	defaultLogFile       = defaultLogDir + "/management.log"
+	oldDefaultMgmtConfig = oldDefaultMgmtConfigDir + "/management.json"
+	oldDefaultLogFile    = oldDefaultLogDir + "/management.log"
+
+	defaultSingleAccModeDomain = "netbird.selfhosted"
+)

management/cmd/management.go

@@ -8,6 +8,7 @@ import (
 	"flag"
 	"fmt"
 	"github.com/google/uuid"
+	"github.com/miekg/dns"
 	httpapi "github.com/netbirdio/netbird/management/server/http"
 	"github.com/netbirdio/netbird/management/server/metrics"
 	"github.com/netbirdio/netbird/management/server/telemetry"
@@ -89,6 +90,11 @@ var (
 				}
 			}
 
+			_, valid := dns.IsDomainName(dnsDomain)
+			if !valid || len(dnsDomain) > 192 {
+				return fmt.Errorf("failed parsing the provided dns-domain. Valid status: %t, Lenght: %d", valid, len(dnsDomain))
+			}
+
 			return nil
 		},
 		RunE: func(cmd *cobra.Command, args []string) error {
@@ -136,7 +142,7 @@ var (
 			if disableSingleAccMode {
 				mgmtSingleAccModeDomain = ""
 			}
-			accountManager, err := server.BuildManager(store, peersUpdateManager, idpManager, mgmtSingleAccModeDomain)
+			accountManager, err := server.BuildManager(store, peersUpdateManager, idpManager, mgmtSingleAccModeDomain, dnsDomain)
 			if err != nil {
 				return fmt.Errorf("failed to build default manager: %v", err)
 			}

management/cmd/root.go

@@ -13,17 +13,7 @@ const (
 )
 
 var (
-	defaultMgmtConfigDir       string
+	dnsDomain            string
-	defaultMgmtDataDir         string
-	defaultMgmtConfig          string
-	defaultSingleAccModeDomain string
-	defaultLogDir              string
-	defaultLogFile             string
-	oldDefaultMgmtConfigDir    string
-	oldDefaultMgmtDataDir      string
-	oldDefaultMgmtConfig       string
-	oldDefaultLogDir           string
-	oldDefaultLogFile          string
 	mgmtDataDir          string
 	mgmtConfig           string
 	logLevel             string
@@ -48,22 +38,6 @@ func Execute() error {
 
 func init() {
 	stopCh = make(chan int)
-
-	defaultMgmtDataDir = "/var/lib/netbird/"
-	defaultSingleAccModeDomain = "netbird.selfhosted"
-	defaultMgmtConfigDir = "/etc/netbird"
-	defaultLogDir = "/var/log/netbird"
-
-	oldDefaultMgmtDataDir = "/var/lib/wiretrustee/"
-	oldDefaultMgmtConfigDir = "/etc/wiretrustee"
-	oldDefaultLogDir = "/var/log/wiretrustee"
-
-	defaultMgmtConfig = defaultMgmtConfigDir + "/management.json"
-	defaultLogFile = defaultLogDir + "/management.log"
-
-	oldDefaultMgmtConfig = oldDefaultMgmtConfigDir + "/management.json"
-	oldDefaultLogFile = oldDefaultLogDir + "/management.log"
-
 	mgmtCmd.Flags().IntVar(&mgmtPort, "port", 80, "server port to listen on (defaults to 443 if TLS is enabled, 80 otherwise")
 	mgmtCmd.Flags().IntVar(&mgmtMetricsPort, "metrics-port", 8081, "metrics endpoint http port. Metrics are accessible under host:metrics-port/metrics")
 	mgmtCmd.Flags().StringVar(&mgmtDataDir, "datadir", defaultMgmtDataDir, "server data directory location")
@@ -74,6 +48,7 @@ func init() {
 	mgmtCmd.Flags().StringVar(&certFile, "cert-file", "", "Location of your SSL certificate. Can be used when you have an existing certificate and don't want a new certificate be generated automatically. If letsencrypt-domain is specified this property has no effect")
 	mgmtCmd.Flags().StringVar(&certKey, "cert-key", "", "Location of your SSL certificate private key. Can be used when you have an existing certificate and don't want a new certificate be generated automatically. If letsencrypt-domain is specified this property has no effect")
 	mgmtCmd.Flags().BoolVar(&disableMetrics, "disable-anonymous-metrics", false, "disables push of anonymous usage metrics to NetBird")
+	mgmtCmd.Flags().StringVar(&dnsDomain, "dns-domain", defaultSingleAccModeDomain, fmt.Sprintf("Domain used for peer resolution. This is appended to the peer's name, e.g. pi-server. %s. Max lenght is 192 characters to allow appending to a peer name with up to 63 characters.", defaultSingleAccModeDomain))
 	rootCmd.MarkFlagRequired("config") //nolint
 
 	rootCmd.PersistentFlags().StringVar(&logLevel, "log-level", "info", "")

management/proto/management.pb.go

@@ -1,15 +1,15 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
 // 	protoc-gen-go v1.26.0
-// 	protoc        v3.12.4
+// 	protoc        v3.21.9
 // source: management.proto
 
 package proto
 
 import (
-	timestamp "github.com/golang/protobuf/ptypes/timestamp"
 	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
 	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	timestamppb "google.golang.org/protobuf/types/known/timestamppb"
 	reflect "reflect"
 	sync "sync"
 )
@@ -611,7 +611,7 @@ type ServerKeyResponse struct {
 	// Server's Wireguard public key
 	Key string `protobuf:"bytes,1,opt,name=key,proto3" json:"key,omitempty"`
 	// Key expiration timestamp after which the key should be fetched again by the client
-	ExpiresAt *timestamp.Timestamp `protobuf:"bytes,2,opt,name=expiresAt,proto3" json:"expiresAt,omitempty"`
+	ExpiresAt *timestamppb.Timestamp `protobuf:"bytes,2,opt,name=expiresAt,proto3" json:"expiresAt,omitempty"`
 	// Version of the Wiretrustee Management Service protocol
 	Version int32 `protobuf:"varint,3,opt,name=version,proto3" json:"version,omitempty"`
 }
@@ -655,7 +655,7 @@ func (x *ServerKeyResponse) GetKey() string {
 	return ""
 }
 
-func (x *ServerKeyResponse) GetExpiresAt() *timestamp.Timestamp {
+func (x *ServerKeyResponse) GetExpiresAt() *timestamppb.Timestamp {
 	if x != nil {
 		return x.ExpiresAt
 	}
@@ -982,6 +982,8 @@ type NetworkMap struct {
 	RemotePeersIsEmpty bool `protobuf:"varint,4,opt,name=remotePeersIsEmpty,proto3" json:"remotePeersIsEmpty,omitempty"`
 	// List of routes to be applied
 	Routes []*Route `protobuf:"bytes,5,rep,name=Routes,proto3" json:"Routes,omitempty"`
+	// DNS config to be applied
+	DNSConfig *DNSConfig `protobuf:"bytes,6,opt,name=DNSConfig,proto3" json:"DNSConfig,omitempty"`
 }
 
 func (x *NetworkMap) Reset() {
@@ -1051,6 +1053,13 @@ func (x *NetworkMap) GetRoutes() []*Route {
 	return nil
 }
 
+func (x *NetworkMap) GetDNSConfig() *DNSConfig {
+	if x != nil {
+		return x.DNSConfig
+	}
+	return nil
+}
+
 // RemotePeerConfig represents a configuration of a remote peer.
 // The properties are used to configure Wireguard Peers sections
 type RemotePeerConfig struct {
@@ -1467,6 +1476,334 @@ func (x *Route) GetNetID() string {
 	return ""
 }
 
+// DNSConfig represents a dns.Update
+type DNSConfig struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	ServiceEnable    bool               `protobuf:"varint,1,opt,name=ServiceEnable,proto3" json:"ServiceEnable,omitempty"`
+	NameServerGroups []*NameServerGroup `protobuf:"bytes,2,rep,name=NameServerGroups,proto3" json:"NameServerGroups,omitempty"`
+	CustomZones      []*CustomZone      `protobuf:"bytes,3,rep,name=CustomZones,proto3" json:"CustomZones,omitempty"`
+}
+
+func (x *DNSConfig) Reset() {
+	*x = DNSConfig{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_management_proto_msgTypes[20]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *DNSConfig) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*DNSConfig) ProtoMessage() {}
+
+func (x *DNSConfig) ProtoReflect() protoreflect.Message {
+	mi := &file_management_proto_msgTypes[20]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use DNSConfig.ProtoReflect.Descriptor instead.
+func (*DNSConfig) Descriptor() ([]byte, []int) {
+	return file_management_proto_rawDescGZIP(), []int{20}
+}
+
+func (x *DNSConfig) GetServiceEnable() bool {
+	if x != nil {
+		return x.ServiceEnable
+	}
+	return false
+}
+
+func (x *DNSConfig) GetNameServerGroups() []*NameServerGroup {
+	if x != nil {
+		return x.NameServerGroups
+	}
+	return nil
+}
+
+func (x *DNSConfig) GetCustomZones() []*CustomZone {
+	if x != nil {
+		return x.CustomZones
+	}
+	return nil
+}
+
+// CustomZone represents a dns.CustomZone
+type CustomZone struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Domain  string          `protobuf:"bytes,1,opt,name=Domain,proto3" json:"Domain,omitempty"`
+	Records []*SimpleRecord `protobuf:"bytes,2,rep,name=Records,proto3" json:"Records,omitempty"`
+}
+
+func (x *CustomZone) Reset() {
+	*x = CustomZone{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_management_proto_msgTypes[21]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *CustomZone) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*CustomZone) ProtoMessage() {}
+
+func (x *CustomZone) ProtoReflect() protoreflect.Message {
+	mi := &file_management_proto_msgTypes[21]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use CustomZone.ProtoReflect.Descriptor instead.
+func (*CustomZone) Descriptor() ([]byte, []int) {
+	return file_management_proto_rawDescGZIP(), []int{21}
+}
+
+func (x *CustomZone) GetDomain() string {
+	if x != nil {
+		return x.Domain
+	}
+	return ""
+}
+
+func (x *CustomZone) GetRecords() []*SimpleRecord {
+	if x != nil {
+		return x.Records
+	}
+	return nil
+}
+
+// SimpleRecord represents a dns.SimpleRecord
+type SimpleRecord struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Name  string `protobuf:"bytes,1,opt,name=Name,proto3" json:"Name,omitempty"`
+	Type  int64  `protobuf:"varint,2,opt,name=Type,proto3" json:"Type,omitempty"`
+	Class string `protobuf:"bytes,3,opt,name=Class,proto3" json:"Class,omitempty"`
+	TTL   int64  `protobuf:"varint,4,opt,name=TTL,proto3" json:"TTL,omitempty"`
+	RData string `protobuf:"bytes,5,opt,name=RData,proto3" json:"RData,omitempty"`
+}
+
+func (x *SimpleRecord) Reset() {
+	*x = SimpleRecord{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_management_proto_msgTypes[22]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *SimpleRecord) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*SimpleRecord) ProtoMessage() {}
+
+func (x *SimpleRecord) ProtoReflect() protoreflect.Message {
+	mi := &file_management_proto_msgTypes[22]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use SimpleRecord.ProtoReflect.Descriptor instead.
+func (*SimpleRecord) Descriptor() ([]byte, []int) {
+	return file_management_proto_rawDescGZIP(), []int{22}
+}
+
+func (x *SimpleRecord) GetName() string {
+	if x != nil {
+		return x.Name
+	}
+	return ""
+}
+
+func (x *SimpleRecord) GetType() int64 {
+	if x != nil {
+		return x.Type
+	}
+	return 0
+}
+
+func (x *SimpleRecord) GetClass() string {
+	if x != nil {
+		return x.Class
+	}
+	return ""
+}
+
+func (x *SimpleRecord) GetTTL() int64 {
+	if x != nil {
+		return x.TTL
+	}
+	return 0
+}
+
+func (x *SimpleRecord) GetRData() string {
+	if x != nil {
+		return x.RData
+	}
+	return ""
+}
+
+// NameServerGroup represents a dns.NameServerGroup
+type NameServerGroup struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	NameServers []*NameServer `protobuf:"bytes,1,rep,name=NameServers,proto3" json:"NameServers,omitempty"`
+	Primary     bool          `protobuf:"varint,2,opt,name=Primary,proto3" json:"Primary,omitempty"`
+	Domains     []string      `protobuf:"bytes,3,rep,name=Domains,proto3" json:"Domains,omitempty"`
+}
+
+func (x *NameServerGroup) Reset() {
+	*x = NameServerGroup{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_management_proto_msgTypes[23]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *NameServerGroup) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*NameServerGroup) ProtoMessage() {}
+
+func (x *NameServerGroup) ProtoReflect() protoreflect.Message {
+	mi := &file_management_proto_msgTypes[23]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use NameServerGroup.ProtoReflect.Descriptor instead.
+func (*NameServerGroup) Descriptor() ([]byte, []int) {
+	return file_management_proto_rawDescGZIP(), []int{23}
+}
+
+func (x *NameServerGroup) GetNameServers() []*NameServer {
+	if x != nil {
+		return x.NameServers
+	}
+	return nil
+}
+
+func (x *NameServerGroup) GetPrimary() bool {
+	if x != nil {
+		return x.Primary
+	}
+	return false
+}
+
+func (x *NameServerGroup) GetDomains() []string {
+	if x != nil {
+		return x.Domains
+	}
+	return nil
+}
+
+// NameServer represents a dns.NameServer
+type NameServer struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	IP     string `protobuf:"bytes,1,opt,name=IP,proto3" json:"IP,omitempty"`
+	NSType int64  `protobuf:"varint,2,opt,name=NSType,proto3" json:"NSType,omitempty"`
+	Port   int64  `protobuf:"varint,3,opt,name=Port,proto3" json:"Port,omitempty"`
+}
+
+func (x *NameServer) Reset() {
+	*x = NameServer{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_management_proto_msgTypes[24]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *NameServer) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*NameServer) ProtoMessage() {}
+
+func (x *NameServer) ProtoReflect() protoreflect.Message {
+	mi := &file_management_proto_msgTypes[24]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use NameServer.ProtoReflect.Descriptor instead.
+func (*NameServer) Descriptor() ([]byte, []int) {
+	return file_management_proto_rawDescGZIP(), []int{24}
+}
+
+func (x *NameServer) GetIP() string {
+	if x != nil {
+		return x.IP
+	}
+	return ""
+}
+
+func (x *NameServer) GetNSType() int64 {
+	if x != nil {
+		return x.NSType
+	}
+	return 0
+}
+
+func (x *NameServer) GetPort() int64 {
+	if x != nil {
+		return x.Port
+	}
+	return 0
+}
+
 var File_management_proto protoreflect.FileDescriptor
 
 var file_management_proto_rawDesc = []byte{
@@ -1583,7 +1920,7 @@ var file_management_proto_rawDesc = []byte{
 	0x0a, 0x09, 0x73, 0x73, 0x68, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x18, 0x03, 0x20, 0x01, 0x28,
 	0x0b, 0x32, 0x15, 0x2e, 0x6d, 0x61, 0x6e, 0x61, 0x67, 0x65, 0x6d, 0x65, 0x6e, 0x74, 0x2e, 0x53,
 	0x53, 0x48, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x52, 0x09, 0x73, 0x73, 0x68, 0x43, 0x6f, 0x6e,
-	0x66, 0x69, 0x67, 0x22, 0xf7, 0x01, 0x0a, 0x0a, 0x4e, 0x65, 0x74, 0x77, 0x6f, 0x72, 0x6b, 0x4d,
+	0x66, 0x69, 0x67, 0x22, 0xac, 0x02, 0x0a, 0x0a, 0x4e, 0x65, 0x74, 0x77, 0x6f, 0x72, 0x6b, 0x4d,
 	0x61, 0x70, 0x12, 0x16, 0x0a, 0x06, 0x53, 0x65, 0x72, 0x69, 0x61, 0x6c, 0x18, 0x01, 0x20, 0x01,
 	0x28, 0x04, 0x52, 0x06, 0x53, 0x65, 0x72, 0x69, 0x61, 0x6c, 0x12, 0x36, 0x0a, 0x0a, 0x70, 0x65,
 	0x65, 0x72, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x18, 0x02, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x16,
@@ -1598,85 +1935,125 @@ var file_management_proto_rawDesc = []byte{
 	0x72, 0x65, 0x6d, 0x6f, 0x74, 0x65, 0x50, 0x65, 0x65, 0x72, 0x73, 0x49, 0x73, 0x45, 0x6d, 0x70,
 	0x74, 0x79, 0x12, 0x29, 0x0a, 0x06, 0x52, 0x6f, 0x75, 0x74, 0x65, 0x73, 0x18, 0x05, 0x20, 0x03,
 	0x28, 0x0b, 0x32, 0x11, 0x2e, 0x6d, 0x61, 0x6e, 0x61, 0x67, 0x65, 0x6d, 0x65, 0x6e, 0x74, 0x2e,
-	0x52, 0x6f, 0x75, 0x74, 0x65, 0x52, 0x06, 0x52, 0x6f, 0x75, 0x74, 0x65, 0x73, 0x22, 0x83, 0x01,
+	0x52, 0x6f, 0x75, 0x74, 0x65, 0x52, 0x06, 0x52, 0x6f, 0x75, 0x74, 0x65, 0x73, 0x12, 0x33, 0x0a,
-	0x0a, 0x10, 0x52, 0x65, 0x6d, 0x6f, 0x74, 0x65, 0x50, 0x65, 0x65, 0x72, 0x43, 0x6f, 0x6e, 0x66,
+	0x09, 0x44, 0x4e, 0x53, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x18, 0x06, 0x20, 0x01, 0x28, 0x0b,
-	0x69, 0x67, 0x12, 0x1a, 0x0a, 0x08, 0x77, 0x67, 0x50, 0x75, 0x62, 0x4b, 0x65, 0x79, 0x18, 0x01,
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 }
 
 var (
@@ -1692,7 +2069,7 @@ func file_management_proto_rawDescGZIP() []byte {
 }
 
 var file_management_proto_enumTypes = make([]protoimpl.EnumInfo, 2)
-var file_management_proto_msgTypes = make([]protoimpl.MessageInfo, 20)
+var file_management_proto_msgTypes = make([]protoimpl.MessageInfo, 25)
 var file_management_proto_goTypes = []interface{}{
 	(HostConfig_Protocol)(0),               // 0: management.HostConfig.Protocol
 	(DeviceAuthorizationFlowProvider)(0),   // 1: management.DeviceAuthorizationFlow.provider
@@ -1716,7 +2093,12 @@ var file_management_proto_goTypes = []interface{}{
 	(*DeviceAuthorizationFlow)(nil),        // 19: management.DeviceAuthorizationFlow
 	(*ProviderConfig)(nil),                 // 20: management.ProviderConfig
 	(*Route)(nil),                          // 21: management.Route
-	(*timestamp.Timestamp)(nil),            // 22: google.protobuf.Timestamp
+	(*DNSConfig)(nil),                      // 22: management.DNSConfig
+	(*CustomZone)(nil),                     // 23: management.CustomZone
+	(*SimpleRecord)(nil),                   // 24: management.SimpleRecord
+	(*NameServerGroup)(nil),                // 25: management.NameServerGroup
+	(*NameServer)(nil),                     // 26: management.NameServer
+	(*timestamppb.Timestamp)(nil),          // 27: google.protobuf.Timestamp
 }
 var file_management_proto_depIdxs = []int32{
 	11, // 0: management.SyncResponse.wiretrusteeConfig:type_name -> management.WiretrusteeConfig
@@ -1727,7 +2109,7 @@ var file_management_proto_depIdxs = []int32{
 	6,  // 5: management.LoginRequest.peerKeys:type_name -> management.PeerKeys
 	11, // 6: management.LoginResponse.wiretrusteeConfig:type_name -> management.WiretrusteeConfig
 	14, // 7: management.LoginResponse.peerConfig:type_name -> management.PeerConfig
-	22, // 8: management.ServerKeyResponse.expiresAt:type_name -> google.protobuf.Timestamp
+	27, // 8: management.ServerKeyResponse.expiresAt:type_name -> google.protobuf.Timestamp
 	12, // 9: management.WiretrusteeConfig.stuns:type_name -> management.HostConfig
 	13, // 10: management.WiretrusteeConfig.turns:type_name -> management.ProtectedHostConfig
 	12, // 11: management.WiretrusteeConfig.signal:type_name -> management.HostConfig
@@ -1737,24 +2119,29 @@ var file_management_proto_depIdxs = []int32{
 	14, // 15: management.NetworkMap.peerConfig:type_name -> management.PeerConfig
 	16, // 16: management.NetworkMap.remotePeers:type_name -> management.RemotePeerConfig
 	21, // 17: management.NetworkMap.Routes:type_name -> management.Route
-	17, // 18: management.RemotePeerConfig.sshConfig:type_name -> management.SSHConfig
+	22, // 18: management.NetworkMap.DNSConfig:type_name -> management.DNSConfig
-	1,  // 19: management.DeviceAuthorizationFlow.Provider:type_name -> management.DeviceAuthorizationFlow.provider
+	17, // 19: management.RemotePeerConfig.sshConfig:type_name -> management.SSHConfig
-	20, // 20: management.DeviceAuthorizationFlow.ProviderConfig:type_name -> management.ProviderConfig
+	1,  // 20: management.DeviceAuthorizationFlow.Provider:type_name -> management.DeviceAuthorizationFlow.provider
-	2,  // 21: management.ManagementService.Login:input_type -> management.EncryptedMessage
+	20, // 21: management.DeviceAuthorizationFlow.ProviderConfig:type_name -> management.ProviderConfig
-	2,  // 22: management.ManagementService.Sync:input_type -> management.EncryptedMessage
+	25, // 22: management.DNSConfig.NameServerGroups:type_name -> management.NameServerGroup
-	10, // 23: management.ManagementService.GetServerKey:input_type -> management.Empty
+	23, // 23: management.DNSConfig.CustomZones:type_name -> management.CustomZone
-	10, // 24: management.ManagementService.isHealthy:input_type -> management.Empty
+	24, // 24: management.CustomZone.Records:type_name -> management.SimpleRecord
-	2,  // 25: management.ManagementService.GetDeviceAuthorizationFlow:input_type -> management.EncryptedMessage
+	26, // 25: management.NameServerGroup.NameServers:type_name -> management.NameServer
-	2,  // 26: management.ManagementService.Login:output_type -> management.EncryptedMessage
+	2,  // 26: management.ManagementService.Login:input_type -> management.EncryptedMessage
-	2,  // 27: management.ManagementService.Sync:output_type -> management.EncryptedMessage
+	2,  // 27: management.ManagementService.Sync:input_type -> management.EncryptedMessage
-	9,  // 28: management.ManagementService.GetServerKey:output_type -> management.ServerKeyResponse
+	10, // 28: management.ManagementService.GetServerKey:input_type -> management.Empty
-	10, // 29: management.ManagementService.isHealthy:output_type -> management.Empty
+	10, // 29: management.ManagementService.isHealthy:input_type -> management.Empty
-	2,  // 30: management.ManagementService.GetDeviceAuthorizationFlow:output_type -> management.EncryptedMessage
+	2,  // 30: management.ManagementService.GetDeviceAuthorizationFlow:input_type -> management.EncryptedMessage
-	26, // [26:31] is the sub-list for method output_type
+	2,  // 31: management.ManagementService.Login:output_type -> management.EncryptedMessage
-	21, // [21:26] is the sub-list for method input_type
+	2,  // 32: management.ManagementService.Sync:output_type -> management.EncryptedMessage
-	21, // [21:21] is the sub-list for extension type_name
+	9,  // 33: management.ManagementService.GetServerKey:output_type -> management.ServerKeyResponse
-	21, // [21:21] is the sub-list for extension extendee
+	10, // 34: management.ManagementService.isHealthy:output_type -> management.Empty
-	0,  // [0:21] is the sub-list for field type_name
+	2,  // 35: management.ManagementService.GetDeviceAuthorizationFlow:output_type -> management.EncryptedMessage
+	31, // [31:36] is the sub-list for method output_type
+	26, // [26:31] is the sub-list for method input_type
+	26, // [26:26] is the sub-list for extension type_name
+	26, // [26:26] is the sub-list for extension extendee
+	0,  // [0:26] is the sub-list for field type_name
 }
 
 func init() { file_management_proto_init() }
@@ -2003,6 +2390,66 @@ func file_management_proto_init() {
 				return nil
 			}
 		}
+		file_management_proto_msgTypes[20].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*DNSConfig); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_management_proto_msgTypes[21].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*CustomZone); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_management_proto_msgTypes[22].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*SimpleRecord); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_management_proto_msgTypes[23].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*NameServerGroup); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_management_proto_msgTypes[24].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*NameServer); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
 	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
@@ -2010,7 +2457,7 @@ func file_management_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_management_proto_rawDesc,
 			NumEnums:      2,
-			NumMessages:   20,
+			NumMessages:   25,
 			NumExtensions: 0,
 			NumServices:   1,
 		},

management/proto/management.proto

@@ -178,6 +178,9 @@ message NetworkMap {
 
   // List of routes to be applied
   repeated Route Routes = 5;
+
+  // DNS config to be applied
+  DNSConfig DNSConfig = 6;
 }
 
 // RemotePeerConfig represents a configuration of a remote peer.
@@ -247,3 +250,39 @@ message Route {
   bool   Masquerade = 6;
   string NetID = 7;
 }
+
+// DNSConfig represents a dns.Update
+message DNSConfig {
+  bool ServiceEnable = 1;
+  repeated NameServerGroup NameServerGroups = 2;
+  repeated CustomZone CustomZones = 3;
+}
+
+// CustomZone represents a dns.CustomZone
+message CustomZone {
+  string Domain = 1;
+  repeated SimpleRecord Records = 2;
+}
+
+// SimpleRecord represents a dns.SimpleRecord
+message SimpleRecord {
+  string Name = 1;
+  int64 Type = 2;
+  string Class = 3;
+  int64 TTL = 4;
+  string RData = 5;
+}
+
+// NameServerGroup represents a dns.NameServerGroup
+message NameServerGroup {
+  repeated NameServer NameServers = 1;
+  bool Primary = 2;
+  repeated string Domains = 3;
+}
+
+// NameServer represents a dns.NameServer
+message NameServer {
+  string IP = 1;
+  int64  NSType = 2;
+  int64  Port = 3;
+}

management/server/account.go

@@ -114,6 +114,8 @@ type DefaultAccountManager struct {
 	singleAccountMode bool
 	// singleAccountModeDomain is a domain to use in singleAccountMode setup
 	singleAccountModeDomain string
+	// dnsDomain is used for peer resolution. This is appended to the peer's name
+	dnsDomain string
 }
 
 // Account represents a unique account of the system
@@ -279,6 +281,17 @@ func (a *Account) FindUser(userID string) (*User, error) {
 	return user, nil
 }
 
+// getPeerDNSLabels return the account's peers' dns labels
+func (a *Account) getPeerDNSLabels() lookupMap {
+	existingLabels := make(lookupMap)
+	for _, peer := range a.Peers {
+		if peer.DNSLabel != "" {
+			existingLabels[peer.DNSLabel] = struct{}{}
+		}
+	}
+	return existingLabels
+}
+
 func (a *Account) Copy() *Account {
 	peers := map[string]*Peer{}
 	for id, peer := range a.Peers {
@@ -343,7 +356,7 @@ func (a *Account) GetGroupAll() (*Group, error) {
 
 // BuildManager creates a new DefaultAccountManager with a provided Store
 func BuildManager(store Store, peersUpdateManager *PeersUpdateManager, idpManager idp.Manager,
-	singleAccountModeDomain string) (*DefaultAccountManager, error) {
+	singleAccountModeDomain string, dnsDomain string) (*DefaultAccountManager, error) {
 	am := &DefaultAccountManager{
 		Store:              store,
 		mux:                sync.Mutex{},
@@ -352,6 +365,7 @@ func BuildManager(store Store, peersUpdateManager *PeersUpdateManager, idpManage
 		ctx:                context.Background(),
 		cacheMux:           sync.Mutex{},
 		cacheLoading:       map[string]chan struct{}{},
+		dnsDomain:          dnsDomain,
 	}
 	allAccounts := store.GetAllAccounts()
 	// enable single account mode only if configured by user and number of existing accounts is not grater than 1
@@ -367,10 +381,23 @@ func BuildManager(store Store, peersUpdateManager *PeersUpdateManager, idpManage
 	// we create 'all' group and add all peers into it
 	// also we create default rule with source as destination
 	for _, account := range allAccounts {
+		shouldSave := false
+
 		_, err := account.GetGroupAll()
 		if err != nil {
 			addAllGroup(account)
-			if err := store.SaveAccount(account); err != nil {
+			shouldSave = true
+		}
+
+		existingLabels := account.getPeerDNSLabels()
+		if len(existingLabels) != len(account.Peers) {
+			addPeerLabelsToAccount(account, existingLabels)
+			shouldSave = true
+		}
+
+		if shouldSave {
+			err = store.SaveAccount(account)
+			if err != nil {
 				return nil, err
 			}
 		}

management/server/account_test.go

@@ -1124,7 +1124,7 @@ func createManager(t *testing.T) (*DefaultAccountManager, error) {
 	if err != nil {
 		return nil, err
 	}
-	return BuildManager(store, NewPeersUpdateManager(), nil, "")
+	return BuildManager(store, NewPeersUpdateManager(), nil, "", "")
 }
 
 func createStore(t *testing.T) (Store, error) {

management/server/dns.go

@@ -0,0 +1,152 @@
+package server
+
+import (
+	"fmt"
+	"github.com/miekg/dns"
+	nbdns "github.com/netbirdio/netbird/dns"
+	"github.com/netbirdio/netbird/management/proto"
+	log "github.com/sirupsen/logrus"
+	"strconv"
+)
+
+type lookupMap map[string]struct{}
+
+const defaultTTL = 300
+
+func toProtocolDNSConfig(update nbdns.Config) *proto.DNSConfig {
+	protoUpdate := &proto.DNSConfig{ServiceEnable: update.ServiceEnable}
+
+	for _, zone := range update.CustomZones {
+		protoZone := &proto.CustomZone{Domain: zone.Domain}
+		for _, record := range zone.Records {
+			protoZone.Records = append(protoZone.Records, &proto.SimpleRecord{
+				Name:  record.Name,
+				Type:  int64(record.Type),
+				Class: record.Class,
+				TTL:   int64(record.TTL),
+				RData: record.RData,
+			})
+		}
+		protoUpdate.CustomZones = append(protoUpdate.CustomZones, protoZone)
+	}
+
+	for _, nsGroup := range update.NameServerGroups {
+		protoGroup := &proto.NameServerGroup{
+			Primary: nsGroup.Primary,
+			Domains: nsGroup.Domains,
+		}
+		for _, ns := range nsGroup.NameServers {
+			protoNS := &proto.NameServer{
+				IP:     ns.IP.String(),
+				Port:   int64(ns.Port),
+				NSType: int64(ns.NSType),
+			}
+			protoGroup.NameServers = append(protoGroup.NameServers, protoNS)
+		}
+		protoUpdate.NameServerGroups = append(protoUpdate.NameServerGroups, protoGroup)
+	}
+
+	return protoUpdate
+}
+
+func getPeersCustomZone(account *Account, dnsDomain string) nbdns.CustomZone {
+	if dnsDomain == "" {
+		log.Errorf("no dns domain is set, returning empty zone")
+		return nbdns.CustomZone{}
+	}
+
+	customZone := nbdns.CustomZone{
+		Domain: dns.Fqdn(dnsDomain),
+	}
+
+	for _, peer := range account.Peers {
+		if peer.DNSLabel == "" {
+			log.Errorf("found a peer with empty dns label. It was probably caused by a invalid character in its name. Peer Name: %s", peer.Name)
+			continue
+		}
+
+		customZone.Records = append(customZone.Records, nbdns.SimpleRecord{
+			Name:  dns.Fqdn(peer.DNSLabel + "." + dnsDomain),
+			Type:  int(dns.TypeA),
+			Class: nbdns.DefaultClass,
+			TTL:   defaultTTL,
+			RData: peer.IP.String(),
+		})
+	}
+
+	return customZone
+}
+
+func getPeerNSGroups(account *Account, peerID string) []*nbdns.NameServerGroup {
+	groupList := make(lookupMap)
+	for groupID, group := range account.Groups {
+		for _, id := range group.Peers {
+			if id == peerID {
+				groupList[groupID] = struct{}{}
+				break
+			}
+		}
+	}
+
+	var peerNSGroups []*nbdns.NameServerGroup
+
+	for _, nsGroup := range account.NameServerGroups {
+		if !nsGroup.Enabled {
+			continue
+		}
+		for _, gID := range nsGroup.Groups {
+			_, found := groupList[gID]
+			if found {
+				peerNSGroups = append(peerNSGroups, nsGroup.Copy())
+				break
+			}
+		}
+	}
+
+	return peerNSGroups
+}
+
+func addPeerLabelsToAccount(account *Account, peerLabels lookupMap) {
+	for _, peer := range account.Peers {
+		label, err := getPeerHostLabel(peer.Name, peerLabels)
+		if err != nil {
+			log.Errorf("got an error while generating a peer host label. Peer name %s, error: %v. Trying with the peer's meta hostname", peer.Name, err)
+			label, err = getPeerHostLabel(peer.Meta.Hostname, peerLabels)
+			if err != nil {
+				log.Errorf("got another error while generating a peer host label with hostname. Peer hostname %s, error: %v. Skiping", peer.Meta.Hostname, err)
+				continue
+			}
+		}
+		peer.DNSLabel = label
+		peerLabels[label] = struct{}{}
+	}
+}
+
+func getPeerHostLabel(name string, peerLabels lookupMap) (string, error) {
+	label, err := nbdns.GetParsedDomainLabel(name)
+	if err != nil {
+		return "", err
+	}
+
+	uniqueLabel := getUniqueHostLabel(label, peerLabels)
+	if uniqueLabel == "" {
+		return "", fmt.Errorf("couldn't find a unique valid lavel for %s, parsed label %s", name, label)
+	}
+	return uniqueLabel, nil
+}
+
+// getUniqueHostLabel look for a unique host label, and if doesn't find add a suffix up to 999
+func getUniqueHostLabel(name string, peerLabels lookupMap) string {
+	_, found := peerLabels[name]
+	if !found {
+		return name
+	}
+	for i := 1; i < 1000; i++ {
+		nameWithSuffix := name + "-" + strconv.Itoa(i)
+		_, found = peerLabels[nameWithSuffix]
+		if !found {
+			return nameWithSuffix
+		}
+	}
+	return ""
+}

management/server/grpcserver.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"fmt"
 	"github.com/netbirdio/netbird/management/server/telemetry"
-	"github.com/netbirdio/netbird/route"
 	gPeer "google.golang.org/grpc/peer"
 	"strings"
 	"time"
@@ -253,17 +252,15 @@ func (s *GRPCServer) registerPeer(peerKey wgtypes.Key, req *proto.LoginRequest)
 	if err != nil {
 		return nil, status.Errorf(codes.Internal, "unable to fetch network map after registering peer, error: %v", err)
 	}
-
 	// notify other peers of our registration
 	for _, remotePeer := range networkMap.Peers {
-		// exclude notified peer and add ourselves
+		// todo update this once we have store v2 to avoid lock/peer
-		peersToSend := []*Peer{peer}
+		remotePeerNetworkMap, err := s.accountManager.GetNetworkMap(remotePeer.Key)
-		for _, p := range networkMap.Peers {
+		if err != nil {
-			if remotePeer.Key != p.Key {
+			return nil, status.Errorf(codes.Internal, "unable to fetch network map after registering peer, error: %v", err)
-				peersToSend = append(peersToSend, p)
 		}
-		}
+
-		update := toSyncResponse(s.config, remotePeer, peersToSend, networkMap.Routes, nil, networkMap.Network.CurrentSerial(), networkMap.Network)
+		update := toSyncResponse(s.config, remotePeer, nil, remotePeerNetworkMap)
 		err = s.peersUpdateManager.SendUpdate(remotePeer.Key, &UpdateMessage{Update: update})
 		if err != nil {
 			// todo rethink if we should keep this return
@@ -451,14 +448,16 @@ func toRemotePeerConfig(peers []*Peer) []*proto.RemotePeerConfig {
 	return remotePeers
 }
 
-func toSyncResponse(config *Config, peer *Peer, peers []*Peer, routes []*route.Route, turnCredentials *TURNCredentials, serial uint64, network *Network) *proto.SyncResponse {
+func toSyncResponse(config *Config, peer *Peer, turnCredentials *TURNCredentials, networkMap *NetworkMap) *proto.SyncResponse {
 	wtConfig := toWiretrusteeConfig(config, turnCredentials)
 
-	pConfig := toPeerConfig(peer, network)
+	pConfig := toPeerConfig(peer, networkMap.Network)
 
-	remotePeers := toRemotePeerConfig(peers)
+	remotePeers := toRemotePeerConfig(networkMap.Peers)
 
-	routesUpdate := toProtocolRoutes(routes)
+	routesUpdate := toProtocolRoutes(networkMap.Routes)
+
+	dnsUpdate := toProtocolDNSConfig(networkMap.DNSConfig)
 
 	return &proto.SyncResponse{
 		WiretrusteeConfig:  wtConfig,
@@ -466,11 +465,12 @@ func toSyncResponse(config *Config, peer *Peer, peers []*Peer, routes []*route.R
 		RemotePeers:        remotePeers,
 		RemotePeersIsEmpty: len(remotePeers) == 0,
 		NetworkMap: &proto.NetworkMap{
-			Serial:             serial,
+			Serial:             networkMap.Network.CurrentSerial(),
 			PeerConfig:         pConfig,
 			RemotePeers:        remotePeers,
 			RemotePeersIsEmpty: len(remotePeers) == 0,
 			Routes:             routesUpdate,
+			DNSConfig:          dnsUpdate,
 		},
 	}
 }
@@ -496,7 +496,7 @@ func (s *GRPCServer) sendInitialSync(peerKey wgtypes.Key, peer *Peer, srv proto.
 	} else {
 		turnCredentials = nil
 	}
-	plainResp := toSyncResponse(s.config, peer, networkMap.Peers, networkMap.Routes, turnCredentials, networkMap.Network.CurrentSerial(), networkMap.Network)
+	plainResp := toSyncResponse(s.config, peer, turnCredentials, networkMap)
 
 	encryptedResp, err := encryption.EncryptMessage(peerKey, s.wgKey, plainResp)
 	if err != nil {

management/server/http/api/openapi.yml

@@ -136,6 +136,9 @@ components:
             ui_version:
               description: Peer's desktop UI version
               type: string
+            dns_label:
+              description: Peer's DNS label is the parsed peer name for domain resolution. It is used to form an FQDN by appending the account's domain to the peer label. e.g. peer-dns-label.netbird.cloud
+              type: string
           required:
           - ip
           - connected
@@ -145,6 +148,7 @@ components:
           - groups
           - ssh_enabled
           - hostname
+          - dns_label
     SetupKey:
       type: object
       properties:
@@ -480,7 +484,7 @@ components:
             path:
               description: Nameserver group field to update in form /<field>
               type: string
-              enum: [ "name","description","enabled","groups","nameservers" ]
+              enum: [ "name", "description", "enabled", "groups", "nameservers", "primary", "domains"  ]
           required:
             - path
 

management/server/http/api/types.gen.go

@@ -39,10 +39,12 @@ const (
 // Defines values for NameserverGroupPatchOperationPath.
 const (
 	NameserverGroupPatchOperationPathDescription NameserverGroupPatchOperationPath = "description"
+	NameserverGroupPatchOperationPathDomains     NameserverGroupPatchOperationPath = "domains"
 	NameserverGroupPatchOperationPathEnabled     NameserverGroupPatchOperationPath = "enabled"
 	NameserverGroupPatchOperationPathGroups      NameserverGroupPatchOperationPath = "groups"
 	NameserverGroupPatchOperationPathName        NameserverGroupPatchOperationPath = "name"
 	NameserverGroupPatchOperationPathNameservers NameserverGroupPatchOperationPath = "nameservers"
+	NameserverGroupPatchOperationPathPrimary     NameserverGroupPatchOperationPath = "primary"
 )
 
 // Defines values for PatchMinimumOp.
@@ -240,6 +242,9 @@ type Peer struct {
 	// Connected Peer to Management connection status
 	Connected bool `json:"connected"`
 
+	// DnsLabel Peer's DNS label is the parsed peer name for domain resolution. It is used to form an FQDN by appending the account's domain to the peer label. e.g. peer-dns-label.netbird.cloud
+	DnsLabel string `json:"dns_label"`
+
 	// Groups Groups that the peer belongs to
 	Groups []GroupMinimum `json:"groups"`
 

management/server/http/nameservers.go

@@ -113,6 +113,8 @@ func (h *Nameservers) UpdateNameserverGroupHandler(w http.ResponseWriter, r *htt
 		ID:          nsGroupID,
 		Name:        req.Name,
 		Description: req.Description,
+		Primary:     req.Primary,
+		Domains:     req.Domains,
 		NameServers: nsList,
 		Groups:      req.Groups,
 		Enabled:     req.Enabled,
@@ -168,6 +170,16 @@ func (h *Nameservers) PatchNameserverGroupHandler(w http.ResponseWriter, r *http
 				Type:   server.UpdateNameServerGroupDescription,
 				Values: patch.Value,
 			})
+		case api.NameserverGroupPatchOperationPathPrimary:
+			operations = append(operations, server.NameServerGroupUpdateOperation{
+				Type:   server.UpdateNameServerGroupPrimary,
+				Values: patch.Value,
+			})
+		case api.NameserverGroupPatchOperationPathDomains:
+			operations = append(operations, server.NameServerGroupUpdateOperation{
+				Type:   server.UpdateNameServerGroupDomains,
+				Values: patch.Value,
+			})
 		case api.NameserverGroupPatchOperationPathNameservers:
 			operations = append(operations, server.NameServerGroupUpdateOperation{
 				Type:   server.UpdateNameServerGroupNameServers,
@@ -279,6 +291,8 @@ func toNameserverGroupResponse(serverNSGroup *nbdns.NameServerGroup) *api.Namese
 		Id:          serverNSGroup.ID,
 		Name:        serverNSGroup.Name,
 		Description: serverNSGroup.Description,
+		Primary:     serverNSGroup.Primary,
+		Domains:     serverNSGroup.Domains,
 		Groups:      serverNSGroup.Groups,
 		Nameservers: nsList,
 		Enabled:     serverNSGroup.Enabled,

management/server/http/nameservers_test.go

@@ -172,6 +172,7 @@ func TestNameserversHandlers(t *testing.T) {
 				},
 				Groups:  []string{"group"},
 				Enabled: true,
+				Primary: true,
 			},
 		},
 		{
@@ -204,6 +205,7 @@ func TestNameserversHandlers(t *testing.T) {
 				},
 				Groups:  []string{"group"},
 				Enabled: true,
+				Primary: true,
 			},
 		},
 		{
@@ -238,6 +240,7 @@ func TestNameserversHandlers(t *testing.T) {
 				Nameservers: toNameserverGroupResponse(baseExistingNSGroup).Nameservers,
 				Groups:      baseExistingNSGroup.Groups,
 				Enabled:     baseExistingNSGroup.Enabled,
+				Primary:     baseExistingNSGroup.Primary,
 			},
 		},
 		{

management/server/http/peers.go

@@ -152,5 +152,6 @@ func toPeerResponse(peer *server.Peer, account *server.Account) *api.Peer {
 		Hostname:   peer.Meta.Hostname,
 		UserId:     &peer.UserID,
 		UiVersion:  &peer.Meta.UIVersion,
+		DnsLabel:   peer.DNSLabel,
 	}
 }

management/server/management_proto_test.go

@@ -403,7 +403,7 @@ func startManagement(t *testing.T, port int, config *Config) (*grpc.Server, erro
 		return nil, err
 	}
 	peersUpdateManager := NewPeersUpdateManager()
-	accountManager, err := BuildManager(store, peersUpdateManager, nil, "")
+	accountManager, err := BuildManager(store, peersUpdateManager, nil, "", "")
 	if err != nil {
 		return nil, err
 	}

management/server/management_test.go

@@ -493,7 +493,7 @@ func startServer(config *server.Config) (*grpc.Server, net.Listener) {
 		log.Fatalf("failed creating a store: %s: %v", config.Datadir, err)
 	}
 	peersUpdateManager := server.NewPeersUpdateManager()
-	accountManager, err := server.BuildManager(store, peersUpdateManager, nil, "")
+	accountManager, err := server.BuildManager(store, peersUpdateManager, nil, "", "")
 	if err != nil {
 		log.Fatalf("failed creating a manager: %v", err)
 	}

management/server/nameserver.go

@@ -4,6 +4,7 @@ import (
 	"github.com/miekg/dns"
 	nbdns "github.com/netbirdio/netbird/dns"
 	"github.com/rs/xid"
+	log "github.com/sirupsen/logrus"
 	"google.golang.org/grpc/codes"
 	"google.golang.org/grpc/status"
 	"strconv"
@@ -113,6 +114,12 @@ func (am *DefaultAccountManager) CreateNameServerGroup(accountID string, name, d
 		return nil, err
 	}
 
+	err = am.updateAccountPeers(account)
+	if err != nil {
+		log.Error(err)
+		return newNSGroup.Copy(), status.Errorf(codes.Unavailable, "failed to update peers after create nameserver %s", name)
+	}
+
 	return newNSGroup.Copy(), nil
 }
 
@@ -143,6 +150,12 @@ func (am *DefaultAccountManager) SaveNameServerGroup(accountID string, nsGroupTo
 		return err
 	}
 
+	err = am.updateAccountPeers(account)
+	if err != nil {
+		log.Error(err)
+		return status.Errorf(codes.Unavailable, "failed to update peers after update nameserver %s", nsGroupToSave.Name)
+	}
+
 	return nil
 }
 
@@ -239,6 +252,12 @@ func (am *DefaultAccountManager) UpdateNameServerGroup(accountID, nsGroupID stri
 		return nil, err
 	}
 
+	err = am.updateAccountPeers(account)
+	if err != nil {
+		log.Error(err)
+		return newNSGroup.Copy(), status.Errorf(codes.Unavailable, "failed to update peers after update nameserver %s", newNSGroup.Name)
+	}
+
 	return newNSGroup.Copy(), nil
 }
 
@@ -260,6 +279,12 @@ func (am *DefaultAccountManager) DeleteNameServerGroup(accountID, nsGroupID stri
 		return err
 	}
 
+	err = am.updateAccountPeers(account)
+	if err != nil {
+		log.Error(err)
+		return status.Errorf(codes.Unavailable, "failed to update peers after deleting nameserver %s", nsGroupID)
+	}
+
 	return nil
 }
 

management/server/nameserver_test.go

@@ -471,7 +471,7 @@ func TestSaveNameServerGroup(t *testing.T) {
 		expectedNSGroup *nbdns.NameServerGroup
 	}{
 		{
-			name:            "Should Update Name Server Group",
+			name:            "Should Config Name Server Group",
 			existingNSGroup: existingNSGroup,
 			newName:         &validName,
 			newGroups:       validGroups,
@@ -492,77 +492,77 @@ func TestSaveNameServerGroup(t *testing.T) {
 			},
 		},
 		{
-			name:            "Should Not Update If Name Is Small",
+			name:            "Should Not Config If Name Is Small",
 			existingNSGroup: existingNSGroup,
 			newName:         &invalidNameSmall,
 			errFunc:         require.Error,
 			shouldCreate:    false,
 		},
 		{
-			name:            "Should Not Update If Name Is Large",
+			name:            "Should Not Config If Name Is Large",
 			existingNSGroup: existingNSGroup,
 			newName:         &invalidNameLarge,
 			errFunc:         require.Error,
 			shouldCreate:    false,
 		},
 		{
-			name:            "Should Not Update If Name Exists",
+			name:            "Should Not Config If Name Exists",
 			existingNSGroup: existingNSGroup,
 			newName:         &invalidNameExisting,
 			errFunc:         require.Error,
 			shouldCreate:    false,
 		},
 		{
-			name:            "Should Not Update If ID Don't Exist",
+			name:            "Should Not Config If ID Don't Exist",
 			existingNSGroup: existingNSGroup,
 			newID:           &invalidID,
 			errFunc:         require.Error,
 			shouldCreate:    false,
 		},
 		{
-			name:            "Should Not Update If Nameserver List Is Small",
+			name:            "Should Not Config If Nameserver List Is Small",
 			existingNSGroup: existingNSGroup,
 			newNSList:       []nbdns.NameServer{},
 			errFunc:         require.Error,
 			shouldCreate:    false,
 		},
 		{
-			name:            "Should Not Update If Nameserver List Is Large",
+			name:            "Should Not Config If Nameserver List Is Large",
 			existingNSGroup: existingNSGroup,
 			newNSList:       invalidNameServerListLarge,
 			errFunc:         require.Error,
 			shouldCreate:    false,
 		},
 		{
-			name:            "Should Not Update If Groups List Is Empty",
+			name:            "Should Not Config If Groups List Is Empty",
 			existingNSGroup: existingNSGroup,
 			newGroups:       []string{},
 			errFunc:         require.Error,
 			shouldCreate:    false,
 		},
 		{
-			name:            "Should Not Update If Groups List Has Empty ID",
+			name:            "Should Not Config If Groups List Has Empty ID",
 			existingNSGroup: existingNSGroup,
 			newGroups:       []string{""},
 			errFunc:         require.Error,
 			shouldCreate:    false,
 		},
 		{
-			name:            "Should Not Update If Groups List Has Non Existing Group ID",
+			name:            "Should Not Config If Groups List Has Non Existing Group ID",
 			existingNSGroup: existingNSGroup,
 			newGroups:       invalidGroups,
 			errFunc:         require.Error,
 			shouldCreate:    false,
 		},
 		{
-			name:            "Should Not Update If Domains List Is Empty",
+			name:            "Should Not Config If Domains List Is Empty",
 			existingNSGroup: existingNSGroup,
 			newPrimary:      &disabledPrimary,
 			errFunc:         require.Error,
 			shouldCreate:    false,
 		},
 		{
-			name:            "Should Not Update If Primary And Domains",
+			name:            "Should Not Config If Primary And Domains",
 			existingNSGroup: existingNSGroup,
 			newPrimary:      &existingNSGroup.Primary,
 			newDomains:      validDomains,
@@ -570,7 +570,7 @@ func TestSaveNameServerGroup(t *testing.T) {
 			shouldCreate:    false,
 		},
 		{
-			name:            "Should Not Update If Domains List Is Invalid",
+			name:            "Should Not Config If Domains List Is Invalid",
 			existingNSGroup: existingNSGroup,
 			newPrimary:      &disabledPrimary,
 			newDomains:      invalidDomains,
@@ -685,7 +685,7 @@ func TestUpdateNameServerGroup(t *testing.T) {
 		expectedNSGroup *nbdns.NameServerGroup
 	}{
 		{
-			name:            "Should Update Single Property",
+			name:            "Should Config Single Property",
 			existingNSGroup: existingNSGroup,
 			nsGroupID:       existingNSGroup.ID,
 			operations: []NameServerGroupUpdateOperation{
@@ -718,7 +718,7 @@ func TestUpdateNameServerGroup(t *testing.T) {
 			},
 		},
 		{
-			name:            "Should Update Multiple Properties",
+			name:            "Should Config Multiple Properties",
 			existingNSGroup: existingNSGroup,
 			nsGroupID:       existingNSGroup.ID,
 			operations: []NameServerGroupUpdateOperation{
@@ -776,20 +776,20 @@ func TestUpdateNameServerGroup(t *testing.T) {
 			},
 		},
 		{
-			name:            "Should Not Update On Invalid ID",
+			name:            "Should Not Config On Invalid ID",
 			existingNSGroup: existingNSGroup,
 			nsGroupID:       "nonExistingNSGroup",
 			errFunc:         require.Error,
 		},
 		{
-			name:            "Should Not Update On Empty Operations",
+			name:            "Should Not Config On Empty Operations",
 			existingNSGroup: existingNSGroup,
 			nsGroupID:       existingNSGroup.ID,
 			operations:      []NameServerGroupUpdateOperation{},
 			errFunc:         require.Error,
 		},
 		{
-			name:            "Should Not Update On Empty Values",
+			name:            "Should Not Config On Empty Values",
 			existingNSGroup: existingNSGroup,
 			nsGroupID:       existingNSGroup.ID,
 			operations: []NameServerGroupUpdateOperation{
@@ -800,7 +800,7 @@ func TestUpdateNameServerGroup(t *testing.T) {
 			errFunc: require.Error,
 		},
 		{
-			name:            "Should Not Update On Empty String",
+			name:            "Should Not Config On Empty String",
 			existingNSGroup: existingNSGroup,
 			nsGroupID:       existingNSGroup.ID,
 			operations: []NameServerGroupUpdateOperation{
@@ -812,7 +812,7 @@ func TestUpdateNameServerGroup(t *testing.T) {
 			errFunc: require.Error,
 		},
 		{
-			name:            "Should Not Update On Invalid Name Large String",
+			name:            "Should Not Config On Invalid Name Large String",
 			existingNSGroup: existingNSGroup,
 			nsGroupID:       existingNSGroup.ID,
 			operations: []NameServerGroupUpdateOperation{
@@ -824,7 +824,7 @@ func TestUpdateNameServerGroup(t *testing.T) {
 			errFunc: require.Error,
 		},
 		{
-			name:            "Should Not Update On Invalid On Existing Name",
+			name:            "Should Not Config On Invalid On Existing Name",
 			existingNSGroup: existingNSGroup,
 			nsGroupID:       existingNSGroup.ID,
 			operations: []NameServerGroupUpdateOperation{
@@ -836,7 +836,7 @@ func TestUpdateNameServerGroup(t *testing.T) {
 			errFunc: require.Error,
 		},
 		{
-			name:            "Should Not Update On Invalid On Multiple Name Values",
+			name:            "Should Not Config On Invalid On Multiple Name Values",
 			existingNSGroup: existingNSGroup,
 			nsGroupID:       existingNSGroup.ID,
 			operations: []NameServerGroupUpdateOperation{
@@ -848,7 +848,7 @@ func TestUpdateNameServerGroup(t *testing.T) {
 			errFunc: require.Error,
 		},
 		{
-			name:            "Should Not Update On Invalid Boolean",
+			name:            "Should Not Config On Invalid Boolean",
 			existingNSGroup: existingNSGroup,
 			nsGroupID:       existingNSGroup.ID,
 			operations: []NameServerGroupUpdateOperation{
@@ -860,7 +860,7 @@ func TestUpdateNameServerGroup(t *testing.T) {
 			errFunc: require.Error,
 		},
 		{
-			name:            "Should Not Update On Invalid Nameservers Wrong Schema",
+			name:            "Should Not Config On Invalid Nameservers Wrong Schema",
 			existingNSGroup: existingNSGroup,
 			nsGroupID:       existingNSGroup.ID,
 			operations: []NameServerGroupUpdateOperation{
@@ -872,7 +872,7 @@ func TestUpdateNameServerGroup(t *testing.T) {
 			errFunc: require.Error,
 		},
 		{
-			name:            "Should Not Update On Invalid Nameservers Wrong IP",
+			name:            "Should Not Config On Invalid Nameservers Wrong IP",
 			existingNSGroup: existingNSGroup,
 			nsGroupID:       existingNSGroup.ID,
 			operations: []NameServerGroupUpdateOperation{
@@ -884,7 +884,7 @@ func TestUpdateNameServerGroup(t *testing.T) {
 			errFunc: require.Error,
 		},
 		{
-			name:            "Should Not Update On Large Number Of Nameservers",
+			name:            "Should Not Config On Large Number Of Nameservers",
 			existingNSGroup: existingNSGroup,
 			nsGroupID:       existingNSGroup.ID,
 			operations: []NameServerGroupUpdateOperation{
@@ -896,7 +896,7 @@ func TestUpdateNameServerGroup(t *testing.T) {
 			errFunc: require.Error,
 		},
 		{
-			name:            "Should Not Update On Invalid GroupID",
+			name:            "Should Not Config On Invalid GroupID",
 			existingNSGroup: existingNSGroup,
 			nsGroupID:       existingNSGroup.ID,
 			operations: []NameServerGroupUpdateOperation{
@@ -908,7 +908,7 @@ func TestUpdateNameServerGroup(t *testing.T) {
 			errFunc: require.Error,
 		},
 		{
-			name:            "Should Not Update On Invalid Domains",
+			name:            "Should Not Config On Invalid Domains",
 			existingNSGroup: existingNSGroup,
 			nsGroupID:       existingNSGroup.ID,
 			operations: []NameServerGroupUpdateOperation{
@@ -920,7 +920,7 @@ func TestUpdateNameServerGroup(t *testing.T) {
 			errFunc: require.Error,
 		},
 		{
-			name:            "Should Not Update On Invalid Primary Status",
+			name:            "Should Not Config On Invalid Primary Status",
 			existingNSGroup: existingNSGroup,
 			nsGroupID:       existingNSGroup.ID,
 			operations: []NameServerGroupUpdateOperation{
@@ -1056,7 +1056,7 @@ func createNSManager(t *testing.T) (*DefaultAccountManager, error) {
 	if err != nil {
 		return nil, err
 	}
-	return BuildManager(store, NewPeersUpdateManager(), nil, "")
+	return BuildManager(store, NewPeersUpdateManager(), nil, "", "")
 }
 
 func createNSStore(t *testing.T) (Store, error) {

management/server/network.go

@@ -2,6 +2,7 @@ package server
 
 import (
 	"github.com/c-robinson/iplib"
+	nbdns "github.com/netbirdio/netbird/dns"
 	"github.com/netbirdio/netbird/route"
 	"github.com/rs/xid"
 	"google.golang.org/grpc/codes"
@@ -26,6 +27,7 @@ type NetworkMap struct {
 	Peers     []*Peer
 	Network   *Network
 	Routes    []*route.Route
+	DNSConfig nbdns.Config
 }
 
 type Network struct {

management/server/peer.go

@@ -1,6 +1,7 @@
 package server
 
 import (
+	nbdns "github.com/netbirdio/netbird/dns"
 	"net"
 	"strings"
 	"time"
@@ -44,6 +45,10 @@ type Peer struct {
 	Meta PeerSystemMeta
 	// Name is peer's name (machine name)
 	Name string
+	// DNSLabel is the parsed peer name for domain resolution. It is used to form an FQDN by appending the account's
+	// domain to the peer label. e.g. peer-dns-label.netbird.cloud
+	DNSLabel string
+	// Status peer's management connection status
 	Status *PeerStatus
 	// The user ID that registered the peer
 	UserID string
@@ -65,6 +70,7 @@ func (p *Peer) Copy() *Peer {
 		UserID:     p.UserID,
 		SSHKey:     p.SSHKey,
 		SSHEnabled: p.SSHEnabled,
+		DNSLabel:   p.DNSLabel,
 	}
 }
 
@@ -156,6 +162,15 @@ func (am *DefaultAccountManager) UpdatePeer(accountID string, update *Peer) (*Pe
 	}
 	peer.SSHEnabled = update.SSHEnabled
 
+	existingLabels := account.getPeerDNSLabels()
+
+	newLabel, err := getPeerHostLabel(peer.Name, existingLabels)
+	if err != nil {
+		return nil, err
+	}
+
+	peer.DNSLabel = newLabel
+
 	account.UpdatePeer(peer)
 
 	err = am.Store.SaveAccount(account)
@@ -252,10 +267,26 @@ func (am *DefaultAccountManager) GetNetworkMap(peerPubKey string) (*NetworkMap,
 	aclPeers := am.getPeersByACL(account, peerPubKey)
 	routesUpdate := account.GetPeersRoutes(append(aclPeers, account.Peers[peerPubKey]))
 
+	// todo extract this with the store v2
+	// this should become part of the method parameters
+	// to prevent slow performance when called in a parent loop
+	var zones []nbdns.CustomZone
+	peersCustomZone := getPeersCustomZone(account, am.dnsDomain)
+	if peersCustomZone.Domain != "" {
+		zones = append(zones, peersCustomZone)
+	}
+
+	dnsUpdate := nbdns.Config{
+		ServiceEnable:    true,
+		CustomZones:      zones,
+		NameServerGroups: getPeerNSGroups(account, peerPubKey),
+	}
+
 	return &NetworkMap{
 		Peers:     aclPeers,
 		Network:   account.Network.Copy(),
 		Routes:    routesUpdate,
+		DNSConfig: dnsUpdate,
 	}, err
 }
 
@@ -337,9 +368,20 @@ func (am *DefaultAccountManager) AddPeer(setupKey string, userID string, peer *P
 	}
 
 	var takenIps []net.IP
-	for _, peer := range account.Peers {
+	existingLabels := make(lookupMap)
-		takenIps = append(takenIps, peer.IP)
+	for _, existingPeer := range account.Peers {
+		takenIps = append(takenIps, existingPeer.IP)
+		if existingPeer.DNSLabel != "" {
+			existingLabels[existingPeer.DNSLabel] = struct{}{}
 		}
+	}
+
+	newLabel, err := getPeerHostLabel(peer.Name, existingLabels)
+	if err != nil {
+		return nil, err
+	}
+
+	peer.DNSLabel = newLabel
 
 	network := account.Network
 	nextIp, err := AllocatePeerIP(network.Net, takenIps)
@@ -353,6 +395,7 @@ func (am *DefaultAccountManager) AddPeer(setupKey string, userID string, peer *P
 		IP:         nextIp,
 		Meta:       peer.Meta,
 		Name:       peer.Name,
+		DNSLabel:   newLabel,
 		UserID:     userID,
 		Status:     &PeerStatus{Connected: false, LastSeen: time.Now()},
 		SSHEnabled: false,
@@ -517,11 +560,21 @@ func (am *DefaultAccountManager) updateAccountPeers(account *Account) error {
 	// notify other peers of the change
 	peers := account.GetPeers()
 	network := account.Network.Copy()
+	var zones []nbdns.CustomZone
+	peersCustomZone := getPeersCustomZone(account, am.dnsDomain)
+	if peersCustomZone.Domain != "" {
+		zones = append(zones, peersCustomZone)
+	}
 
 	for _, peer := range peers {
 		aclPeers := am.getPeersByACL(account, peer.Key)
 		peersUpdate := toRemotePeerConfig(aclPeers)
 		routesUpdate := toProtocolRoutes(account.GetPeersRoutes(append(aclPeers, peer)))
+		dnsUpdate := toProtocolDNSConfig(nbdns.Config{
+			ServiceEnable:    true,
+			CustomZones:      zones,
+			NameServerGroups: getPeerNSGroups(account, peer.Key),
+		})
 		err := am.peersUpdateManager.SendUpdate(peer.Key,
 			&UpdateMessage{
 				Update: &proto.SyncResponse{
@@ -535,6 +588,7 @@ func (am *DefaultAccountManager) updateAccountPeers(account *Account) error {
 						RemotePeersIsEmpty: len(peersUpdate) == 0,
 						PeerConfig:         toPeerConfig(peer, network),
 						Routes:             routesUpdate,
+						DNSConfig:          dnsUpdate,
 					},
 				},
 			})

management/server/route_test.go

@@ -783,7 +783,7 @@ func createRouterManager(t *testing.T) (*DefaultAccountManager, error) {
 	if err != nil {
 		return nil, err
 	}
-	return BuildManager(store, NewPeersUpdateManager(), nil, "")
+	return BuildManager(store, NewPeersUpdateManager(), nil, "", "")
 }
 
 func createRouterStore(t *testing.T) (Store, error) {