Kubernetes proxy integration tests.

This PR contains Kubernetes proxy
integration tests and associated internal changes.

Makefile

@@ -10,7 +10,7 @@
 # Naming convention:
 #	for stable releases we use "1.0.0" format
 #   for pre-releases, we use   "1.0.0-beta.2" format
-VERSION=2.7.0-alpha.2
+VERSION=2.7.0-alpha.3
 
 # These are standard autotools variables, don't change them please
 BUILDDIR ?= build

constants.go

@@ -380,6 +380,18 @@ const (
 	// KubeKindCSR is a certificate signing requests
 	KubeKindCSR = "CertificateSigningRequest"
 
+	// KubeKindPod is a kubernetes pod
+	KubeKindPod = "Pod"
+
 	// KubeMetadataNameSelector is a selector for name metadata in API requests
 	KubeMetadataNameSelector = "metadata.name"
+
+	// KubeMetadataLabelSelector is a selector for label
+	KubeMetadataLabelSelector = "metadata.label"
+
+	// KubeRunTests turns on kubernetes tests
+	KubeRunTests = "TEST_KUBE"
+
+	// KubeSystemMasters is a name of the builtin kubernets group for master nodes
+	KubeSystemMasters = "system:masters"
 )

integration/helpers.go

@@ -458,6 +458,8 @@ func (i *TeleInstance) GenerateConfig(trustedSecrets []*InstanceSecrets, tconf *
 	tconf.Auth.SSHAddr.Addr = net.JoinHostPort(i.Hostname, i.GetPortAuth())
 	tconf.Proxy.SSHAddr.Addr = net.JoinHostPort(i.Hostname, i.GetPortProxy())
 	tconf.Proxy.WebAddr.Addr = net.JoinHostPort(i.Hostname, i.GetPortWeb())
+	tconf.Proxy.PublicAddrs = []utils.NetAddr{{Addr: i.Hostname}}
+
 	tconf.AuthServers = append(tconf.AuthServers, tconf.Auth.SSHAddr)
 	tconf.Auth.StorageConfig = backend.Config{
 		Type:   dir.GetName(),