Skip gateway failover E2E test for wireguard

The testGatewayPodRestartScenario is consistently failing with wireguard. We've narrowed it down to an unknown issue with Kind 0.21 so skip the test for now. Signed-off-by: Tom Pantelis <[email protected]>
submariner-io · May 31, 2024 · 33fe3dd · 33fe3dd
1 parent 1ef9a2e
commit 33fe3dd
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Showing 3 changed files with 22 additions and 13 deletions.
diff --git a/pkg/cable/wireguard/driver.go b/pkg/cable/wireguard/driver.go
@@ -53,7 +53,7 @@ const (
 	// handshakeTimeout is maximal time from handshake a connections is still considered connected.
 	handshakeTimeout = 2*time.Minute + 10*time.Second
 
-	cableDriverName = "wireguard"
+	CableDriverName = "wireguard"
 	receiveBytes    = "ReceiveBytes"  // for peer connection status
 	transmitBytes   = "TransmitBytes" // for peer connection status
 	lastChecked     = "LastChecked"   // for connection peer status
@@ -65,7 +65,7 @@ const (
 var logger = log.Logger{Logger: logf.Log.WithName("wireguard")}
 
 func init() {
-	cable.AddDriver(cableDriverName, NewDriver)
+	cable.AddDriver(CableDriverName, NewDriver)
 }
 
 type specification struct {
@@ -203,7 +203,7 @@ func (w *wireguard) Init() error {
 }
 
 func (w *wireguard) GetName() string {
-	return cableDriverName
+	return CableDriverName
 }
 
 func (w *wireguard) ConnectToEndpoint(endpointInfo *natdiscovery.NATEndpointInfo) (string, error) {
@@ -301,7 +301,7 @@ func (w *wireguard) ConnectToEndpoint(endpointInfo *natdiscovery.NATEndpointInfo
 
 	logger.V(log.DEBUG).Infof("Done connecting endpoint peer %s@%s", *remoteKey, remoteIP)
 
-	cable.RecordConnection(cableDriverName, &w.localEndpoint.Spec, &connection.Endpoint, string(v1.Connected), true)
+	cable.RecordConnection(CableDriverName, &w.localEndpoint.Spec, &connection.Endpoint, string(v1.Connected), true)
 
 	return ip, nil
 }
@@ -350,7 +350,7 @@ func (w *wireguard) DisconnectFromEndpoint(remoteEndpoint *types.SubmarinerEndpo
 	delete(w.connections, remoteEndpoint.Spec.ClusterID)
 
 	logger.V(log.DEBUG).Infof("Done removing endpoint for cluster %s", remoteEndpoint.Spec.ClusterID)
-	cable.RecordDisconnected(cableDriverName, &w.localEndpoint.Spec, &remoteEndpoint.Spec)
+	cable.RecordDisconnected(CableDriverName, &w.localEndpoint.Spec, &remoteEndpoint.Spec)
 
 	return nil
 }

diff --git a/pkg/cable/wireguard/getconnections.go b/pkg/cable/wireguard/getconnections.go
@@ -95,15 +95,15 @@ func (w *wireguard) updateConnectionForPeer(p *wgtypes.Peer, connection *v1.Conn
 		if lc > handshakeTimeout.Milliseconds() {
 			// No initial handshake for too long.
 			connection.SetStatus(v1.ConnectionError, "no initial handshake for %.1f seconds", lcSec)
-			cable.RecordConnection(cableDriverName, &w.localEndpoint.Spec, &connection.Endpoint, string(connection.Status), false)
+			cable.RecordConnection(CableDriverName, &w.localEndpoint.Spec, &connection.Endpoint, string(connection.Status), false)
 
 			return
 		}
 
 		if tx > 0 || rx > 0 {
 			// No handshake, but at least some communication in progress.
 			connection.SetStatus(v1.Connecting, "no initial handshake yet")
-			cable.RecordConnection(cableDriverName, &w.localEndpoint.Spec, &connection.Endpoint, string(connection.Status), false)
+			cable.RecordConnection(CableDriverName, &w.localEndpoint.Spec, &connection.Endpoint, string(connection.Status), false)
 
 			return
 		}
@@ -112,7 +112,7 @@ func (w *wireguard) updateConnectionForPeer(p *wgtypes.Peer, connection *v1.Conn
 	if tx > 0 || rx > 0 {
 		// All is good.
 		connection.SetStatus(v1.Connected, "Rx=%d Bytes, Tx=%d Bytes", p.ReceiveBytes, p.TransmitBytes)
-		cable.RecordConnection(cableDriverName, &w.localEndpoint.Spec, &connection.Endpoint, string(connection.Status), false)
+		cable.RecordConnection(CableDriverName, &w.localEndpoint.Spec, &connection.Endpoint, string(connection.Status), false)
 		saveAndRecordPeerTraffic(&w.localEndpoint.Spec, &connection.Endpoint, now, p.TransmitBytes, p.ReceiveBytes)
 
 		return
@@ -124,7 +124,7 @@ func (w *wireguard) updateConnectionForPeer(p *wgtypes.Peer, connection *v1.Conn
 		// Hard error, really long time since handshake.
 		connection.SetStatus(v1.ConnectionError, "no handshake for %.1f seconds",
 			handshakeDelta.Seconds())
-		cable.RecordConnection(cableDriverName, &w.localEndpoint.Spec, &connection.Endpoint, string(connection.Status), false)
+		cable.RecordConnection(CableDriverName, &w.localEndpoint.Spec, &connection.Endpoint, string(connection.Status), false)
 
 		return
 	}
@@ -138,14 +138,14 @@ func (w *wireguard) updateConnectionForPeer(p *wgtypes.Peer, connection *v1.Conn
 	// Soft error, no traffic, stale handshake.
 	connection.SetStatus(v1.ConnectionError, "no bytes sent or received for %.1f seconds",
 		lcSec)
-	cable.RecordConnection(cableDriverName, &w.localEndpoint.Spec, &connection.Endpoint, string(connection.Status), false)
+	cable.RecordConnection(CableDriverName, &w.localEndpoint.Spec, &connection.Endpoint, string(connection.Status), false)
 }
 
 func (w *wireguard) updatePeerStatus(c *v1.Connection, key *wgtypes.Key) {
 	p, err := w.peerByKey(key)
 	if err != nil {
 		c.SetStatus(v1.ConnectionError, "cannot fetch status for peer %s: %v", key, err)
-		cable.RecordConnection(cableDriverName, &w.localEndpoint.Spec, &c.Endpoint, string(c.Status), false)
+		cable.RecordConnection(CableDriverName, &w.localEndpoint.Spec, &c.Endpoint, string(c.Status), false)
 
 		return
 	}
@@ -174,6 +174,6 @@ func saveAndRecordPeerTraffic(localEndpoint, remoteEndpoint *v1.EndpointSpec, lc
 	remoteEndpoint.BackendConfig[transmitBytes] = strconv.FormatInt(tx, 10)
 	remoteEndpoint.BackendConfig[receiveBytes] = strconv.FormatInt(rx, 10)
 
-	cable.RecordTxBytes(cableDriverName, localEndpoint, remoteEndpoint, int(tx))
-	cable.RecordRxBytes(cableDriverName, localEndpoint, remoteEndpoint, int(rx))
+	cable.RecordTxBytes(CableDriverName, localEndpoint, remoteEndpoint, int(tx))
+	cable.RecordRxBytes(CableDriverName, localEndpoint, remoteEndpoint, int(rx))
 }
diff --git a/test/e2e/redundancy/gateway_failover.go b/test/e2e/redundancy/gateway_failover.go
@@ -28,6 +28,7 @@ import (
 	"github.com/submariner-io/shipyard/test/e2e/framework"
 	"github.com/submariner-io/shipyard/test/e2e/tcp"
 	subv1 "github.com/submariner-io/submariner/pkg/apis/submariner.io/v1"
+	"github.com/submariner-io/submariner/pkg/cable/wireguard"
 	subFramework "github.com/submariner-io/submariner/test/e2e/framework"
 	v1 "k8s.io/api/core/v1"
 	"k8s.io/apimachinery/pkg/types"
@@ -79,6 +80,14 @@ func testGatewayPodRestartScenario(f *subFramework.Framework) {
 	Expect(gatewayNodes).To(HaveLen(1), fmt.Sprintf("Expected only one gateway node on %q", primaryClusterName))
 	framework.By(fmt.Sprintf("Found gateway on node %q on %q", gatewayNodes[0].Name, primaryClusterName))
 
+	submEndpoint := f.AwaitSubmarinerEndpoint(primaryCluster, subFramework.NoopCheckEndpoint)
+
+	if submEndpoint.Spec.Backend == wireguard.CableDriverName &&
+		framework.DetectProvider(context.TODO(), primaryCluster, gatewayNodes[0].Name) == "kind" {
+		framework.Skipf("The test is known to fail on Kind 0.21+ with the wireguard cable driver - skipping the test...")
+		return
+	}
+
 	gatewayPod := f.AwaitSubmarinerGatewayPod(primaryCluster)
 	framework.By(fmt.Sprintf("Found submariner gateway pod %q on %q, checking node and HA status labels", gatewayPod.Name, primaryClusterName))