Fix ssh to get logs in e2e tests

test/e2e/runner/cli_provisioner.go

@@ -250,6 +250,13 @@ func (cli *CLIProvisioner) FetchProvisioningMetrics(path string, cfg *config.Con
 	masterFiles := agentFiles
 	masterFiles = append(masterFiles, "/opt/azure/containers/mountetcd.sh", "/opt/azure/containers/setup-etcd.sh", "/opt/azure/containers/setup-etcd.log")
 	hostname := fmt.Sprintf("%s.%s.cloudapp.azure.com", cli.Config.Name, cli.Config.Location)
+	cmd := exec.Command("ssh-agent", "-s")
+	out, err := cmd.CombinedOutput()
+	if err != nil {
+		return fmt.Errorf("Error while trying to start ssh agent:%s\nOutput:%s", err, out)
+	}
+	authSock := strings.Split(strings.Split(string(out), "=")[1], ";")
+	os.Setenv("SSH_AUTH_SOCK", authSock[0])
 	conn, err := remote.NewConnection(hostname, "22", cli.Engine.ClusterDefinition.Properties.LinuxProfile.AdminUsername, cli.Config.GetSSHKeyPath())
 	if err != nil {
 		return err
@@ -273,9 +280,9 @@ func (cli *CLIProvisioner) FetchProvisioningMetrics(path string, cfg *config.Con
 	}
 	connectString := fmt.Sprintf("%s@%s:/tmp/k8s-*", conn.User, hostname)
 	logsPath := filepath.Join(cfg.CurrentWorkingDir, "_logs", hostname)
-	cmd := exec.Command("scp", "-i", conn.PrivateKeyPath, "-o", "ConnectTimeout=30", "-o", "StrictHostKeyChecking=no", connectString, logsPath)
+	cmd = exec.Command("scp", "-i", conn.PrivateKeyPath, "-o", "ConnectTimeout=30", "-o", "StrictHostKeyChecking=no", connectString, logsPath)
 	util.PrintCommand(cmd)
-	out, err := cmd.CombinedOutput()
+	out, err = cmd.CombinedOutput()
 	if err != nil {
 		log.Printf("Error output:%s\n", out)
 		return err