Merge branch 'main' into feature/port-forwarding

.github/workflows/release.yml

@@ -9,7 +9,7 @@ on:
   pull_request:
 
 env:
-  SIGN_PIPE_VER: "v0.0.17"
+  SIGN_PIPE_VER: "v0.0.18"
   GORELEASER_VER: "v2.3.2"
   PRODUCT_NAME: "NetBird"
   COPYRIGHT: "Wiretrustee UG (haftungsbeschreankt)"

client/cmd/up.go

@@ -190,7 +190,7 @@ func runInForegroundMode(ctx context.Context, cmd *cobra.Command) error {
 	r.GetFullStatus()
 
 	connectClient := internal.NewConnectClient(ctx, config, r)
-	return connectClient.Run()
+	return connectClient.Run(nil)
 }
 
 func runInDaemonMode(ctx context.Context, cmd *cobra.Command) error {

client/firewall/nftables/acl_linux.go

@@ -348,6 +348,10 @@ func (m *AclManager) addIOFiltering(
 		UserData: userData,
 	})
 
+	if err := m.rConn.Flush(); err != nil {
+		return nil, fmt.Errorf(flushError, err)
+	}
+
 	rule := &Rule{
 		nftRule:    nftRule,
 		mangleRule: m.createPreroutingRule(expressions, userData),
@@ -359,6 +363,7 @@ func (m *AclManager) addIOFiltering(
 	if ipset != nil {
 		m.ipsetStore.AddReferenceToIpset(ipset.Name)
 	}
+
 	return rule, nil
 }
 

client/internal/connect.go

@@ -59,13 +59,8 @@ func NewConnectClient(
 }
 
 // Run with main logic.
-func (c *ConnectClient) Run() error {
-	return c.run(MobileDependency{}, nil, nil)
-}
-
-// RunWithProbes runs the client's main logic with probes attached
-func (c *ConnectClient) RunWithProbes(probes *ProbeHolder, runningChan chan error) error {
-	return c.run(MobileDependency{}, probes, runningChan)
+func (c *ConnectClient) Run(runningChan chan error) error {
+	return c.run(MobileDependency{}, runningChan)
 }
 
 // RunOnAndroid with main logic on mobile system
@@ -84,7 +79,7 @@ func (c *ConnectClient) RunOnAndroid(
 		HostDNSAddresses:      dnsAddresses,
 		DnsReadyListener:      dnsReadyListener,
 	}
-	return c.run(mobileDependency, nil, nil)
+	return c.run(mobileDependency, nil)
 }
 
 func (c *ConnectClient) RunOniOS(
@@ -102,10 +97,10 @@ func (c *ConnectClient) RunOniOS(
 		DnsManager:            dnsManager,
 		StateFilePath:         stateFilePath,
 	}
-	return c.run(mobileDependency, nil, nil)
+	return c.run(mobileDependency, nil)
 }
 
-func (c *ConnectClient) run(mobileDependency MobileDependency, probes *ProbeHolder, runningChan chan error) error {
+func (c *ConnectClient) run(mobileDependency MobileDependency, runningChan chan error) error {
 	defer func() {
 		if r := recover(); r != nil {
 			log.Panicf("Panic occurred: %v, stack trace: %s", r, string(debug.Stack()))
@@ -261,7 +256,7 @@ func (c *ConnectClient) run(mobileDependency MobileDependency, probes *ProbeHold
 		checks := loginResp.GetChecks()
 
 		c.engineMutex.Lock()
-		c.engine = NewEngineWithProbes(engineCtx, cancel, signalClient, mgmClient, relayManager, engineConfig, mobileDependency, c.statusRecorder, probes, checks)
+		c.engine = NewEngine(engineCtx, cancel, signalClient, mgmClient, relayManager, engineConfig, mobileDependency, c.statusRecorder, checks)
 		c.engine.SetNetworkMapPersistence(c.persistNetworkMap)
 		c.engineMutex.Unlock()
 

client/internal/engine.go

@@ -177,8 +177,6 @@ type Engine struct {
 
 	dnsServer dns.Server
 
-	probes *ProbeHolder
-
 	// checks are the client-applied posture checks that need to be evaluated on the client
 	checks []*mgmProto.Checks
 
@@ -198,7 +196,7 @@ type Peer struct {
 	WgAllowedIps string
 }
 
-// NewEngine creates a new Connection Engine
+// NewEngine creates a new Connection Engine with probes attached
 func NewEngine(
 	clientCtx context.Context,
 	clientCancel context.CancelFunc,
@@ -209,33 +207,6 @@ func NewEngine(
 	mobileDep MobileDependency,
 	statusRecorder *peer.Status,
 	checks []*mgmProto.Checks,
-) *Engine {
-	return NewEngineWithProbes(
-		clientCtx,
-		clientCancel,
-		signalClient,
-		mgmClient,
-		relayManager,
-		config,
-		mobileDep,
-		statusRecorder,
-		nil,
-		checks,
-	)
-}
-
-// NewEngineWithProbes creates a new Connection Engine with probes attached
-func NewEngineWithProbes(
-	clientCtx context.Context,
-	clientCancel context.CancelFunc,
-	signalClient signal.Client,
-	mgmClient mgm.Client,
-	relayManager *relayClient.Manager,
-	config *EngineConfig,
-	mobileDep MobileDependency,
-	statusRecorder *peer.Status,
-	probes *ProbeHolder,
-	checks []*mgmProto.Checks,
 ) *Engine {
 	engine := &Engine{
 		clientCtx:      clientCtx,
@@ -253,7 +224,6 @@ func NewEngineWithProbes(
 		networkSerial:  0,
 		sshServerFunc:  nbssh.DefaultSSHServer,
 		statusRecorder: statusRecorder,
-		probes:         probes,
 		checks:         checks,
 		connSemaphore:  semaphoregroup.NewSemaphoreGroup(connInitLimit),
 	}
@@ -459,7 +429,6 @@ func (e *Engine) Start() error {
 
 	e.receiveSignalEvents()
 	e.receiveManagementEvents()
-	e.receiveProbeEvents()
 
 	// starting network monitor at the very last to avoid disruptions
 	e.startNetworkMonitor()
@@ -1527,72 +1496,58 @@ func (e *Engine) getRosenpassAddr() string {
 	return ""
 }
 
-func (e *Engine) receiveProbeEvents() {
-	if e.probes == nil {
-		return
-	}
-	if e.probes.SignalProbe != nil {
-		go e.probes.SignalProbe.Receive(e.ctx, func() bool {
-			healthy := e.signal.IsHealthy()
-			log.Debugf("received signal probe request, healthy: %t", healthy)
-			return healthy
-		})
-	}
+// RunHealthProbes executes health checks for Signal, Management, Relay and WireGuard services
+// and updates the status recorder with the latest states.
+func (e *Engine) RunHealthProbes() bool {
+	signalHealthy := e.signal.IsHealthy()
+	log.Debugf("signal health check: healthy=%t", signalHealthy)
 
-	if e.probes.MgmProbe != nil {
-		go e.probes.MgmProbe.Receive(e.ctx, func() bool {
-			healthy := e.mgmClient.IsHealthy()
-			log.Debugf("received management probe request, healthy: %t", healthy)
-			return healthy
-		})
-	}
+	managementHealthy := e.mgmClient.IsHealthy()
+	log.Debugf("management health check: healthy=%t", managementHealthy)
 
-	if e.probes.RelayProbe != nil {
-		go e.probes.RelayProbe.Receive(e.ctx, func() bool {
-			healthy := true
+	results := append(e.probeSTUNs(), e.probeTURNs()...)
+	e.statusRecorder.UpdateRelayStates(results)
 
-			results := append(e.probeSTUNs(), e.probeTURNs()...)
-			e.statusRecorder.UpdateRelayStates(results)
-
-			// A single failed server will result in a "failed" probe
-			for _, res := range results {
-				if res.Err != nil {
-					healthy = false
-					break
-				}
-			}
-
-			log.Debugf("received relay probe request, healthy: %t", healthy)
-			return healthy
-		})
+	relayHealthy := true
+	for _, res := range results {
+		if res.Err != nil {
+			relayHealthy = false
+			break
+		}
 	}
+	log.Debugf("relay health check: healthy=%t", relayHealthy)
 
-	if e.probes.WgProbe != nil {
-		go e.probes.WgProbe.Receive(e.ctx, func() bool {
-			log.Debug("received wg probe request")
-
-			for _, key := range e.peerStore.PeersPubKey() {
-				wgStats, err := e.wgInterface.GetStats(key)
-				if err != nil {
-					log.Debugf("failed to get wg stats for peer %s: %s", key, err)
-				}
-				// wgStats could be zero value, in which case we just reset the stats
-				if err := e.statusRecorder.UpdateWireGuardPeerState(key, wgStats); err != nil {
-					log.Debugf("failed to update wg stats for peer %s: %s", key, err)
-				}
-			}
-
-			return true
-		})
+	for _, key := range e.peerStore.PeersPubKey() {
+		wgStats, err := e.wgInterface.GetStats(key)
+		if err != nil {
+			log.Debugf("failed to get wg stats for peer %s: %s", key, err)
+			continue
+		}
+		// wgStats could be zero value, in which case we just reset the stats
+		if err := e.statusRecorder.UpdateWireGuardPeerState(key, wgStats); err != nil {
+			log.Debugf("failed to update wg stats for peer %s: %s", key, err)
+		}
 	}
+
+	allHealthy := signalHealthy && managementHealthy && relayHealthy
+	log.Debugf("all health checks completed: healthy=%t", allHealthy)
+	return allHealthy
 }
 
 func (e *Engine) probeSTUNs() []relay.ProbeResult {
-	return relay.ProbeAll(e.ctx, relay.ProbeSTUN, e.STUNs)
+	e.syncMsgMux.Lock()
+	stuns := slices.Clone(e.STUNs)
+	e.syncMsgMux.Unlock()
+
+	return relay.ProbeAll(e.ctx, relay.ProbeSTUN, stuns)
 }
 
 func (e *Engine) probeTURNs() []relay.ProbeResult {
-	return relay.ProbeAll(e.ctx, relay.ProbeTURN, e.TURNs)
+	e.syncMsgMux.Lock()
+	turns := slices.Clone(e.TURNs)
+	e.syncMsgMux.Unlock()
+
+	return relay.ProbeAll(e.ctx, relay.ProbeTURN, turns)
 }
 
 func (e *Engine) restartEngine() {

client/internal/routemanager/client.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"reflect"
+	runtime "runtime"
 	"time"
 
 	"github.com/hashicorp/go-multierror"
@@ -439,7 +440,7 @@ func handlerType(rt *route.Route, useNewDNSRoute bool) int {
 		return handlerTypeStatic
 	}
 
-	if useNewDNSRoute {
+	if useNewDNSRoute && runtime.GOOS != "ios" {
 		return handlerTypeDomain
 	}
 	return handlerTypeDynamic