Consolidate _check_tenant_network_connectivity in NetworkScenarioTest

Moves _check_tenant_network_connectivity into the parent class for the
basic/advanced network scenario tests and keeps the better diagnostic
debug logging of the two in the common version.

Closes-Bug: #1323674

Change-Id: I4d3f7368e25405fc8baaf23ed1c95a65aef724b7

tempest/scenario/manager.py

@@ -803,6 +803,30 @@ class NetworkScenarioTest(OfficialClientTest):
             debug.log_net_debug()
             raise
 
+    def _check_tenant_network_connectivity(self, server,
+                                           username,
+                                           private_key,
+                                           should_connect=True,
+                                           servers_for_debug=None):
+        if not CONF.network.tenant_networks_reachable:
+            msg = 'Tenant networks not configured to be reachable.'
+            LOG.info(msg)
+            return
+        # The target login is assumed to have been configured for
+        # key-based authentication by cloud-init.
+        try:
+            for net_name, ip_addresses in server.networks.iteritems():
+                for ip_address in ip_addresses:
+                    self._check_vm_connectivity(ip_address,
+                                                username,
+                                                private_key,
+                                                should_connect=should_connect)
+        except Exception:
+            LOG.exception('Tenant network connectivity check failed')
+            self._log_console_output(servers_for_debug)
+            debug.log_net_debug()
+            raise
+
     def _check_remote_connectivity(self, source, dest, should_succeed=True):
         """
         check ping server via source ssh connection

tempest/scenario/test_network_advanced_server_ops.py

@@ -15,7 +15,6 @@
 
 import testtools
 
-from tempest.common import debug
 from tempest.common.utils import data_utils
 from tempest import config
 from tempest.openstack.common import log as logging
@@ -85,36 +84,12 @@ class TestNetworkAdvancedServerOps(manager.NetworkScenarioTest):
                                                     public_network_id)
         self.addCleanup(self.cleanup_wrapper, self.floating_ip)
 
-    def _check_tenant_network_connectivity(self, server,
-                                           username,
-                                           private_key,
-                                           should_connect=True):
-        if not CONF.network.tenant_networks_reachable:
-            msg = 'Tenant networks not configured to be reachable.'
-            LOG.info(msg)
-            return
-        # The target login is assumed to have been configured for
-        # key-based authentication by cloud-init.
-        try:
-            for net_name, ip_addresses in server.networks.iteritems():
-                for ip_address in ip_addresses:
-                    self._check_vm_connectivity(ip_address,
-                                                username,
-                                                private_key,
-                                                should_connect=should_connect)
-        except Exception:
-            LOG.exception('Tenant network connectivity check failed')
-            self._log_console_output(servers=[server])
-            debug.log_ip_ns()
-            raise
-
     def _check_network_connectivity(self, should_connect=True):
         username = CONF.compute.image_ssh_user
         private_key = self.keypair.private_key
-        self._check_tenant_network_connectivity(self.server,
-                                                username,
-                                                private_key,
-                                                should_connect=should_connect)
+        self._check_tenant_network_connectivity(
+            self.server, username, private_key, should_connect=should_connect,
+            servers_for_debug=[self.server])
         floating_ip = self.floating_ip.floating_ip_address
         self._check_public_network_connectivity(floating_ip, username,
                                                 private_key, should_connect,

tempest/scenario/test_network_basic_ops.py

@@ -156,24 +156,13 @@ class TestNetworkBasicOps(manager.NetworkScenarioTest):
         return dict(server=server, keypair=keypair)
 
     def _check_tenant_network_connectivity(self):
-        if not CONF.network.tenant_networks_reachable:
-            msg = 'Tenant networks not configured to be reachable.'
-            LOG.info(msg)
-            return
-        # The target login is assumed to have been configured for
-        # key-based authentication by cloud-init.
         ssh_login = CONF.compute.image_ssh_user
-        try:
         for server, key in self.servers.iteritems():
-                for net_name, ip_addresses in server.networks.iteritems():
-                    for ip_address in ip_addresses:
-                        self._check_vm_connectivity(ip_address, ssh_login,
-                                                    key.private_key)
-        except Exception:
-            LOG.exception('Tenant connectivity check failed')
-            self._log_console_output(servers=self.servers.keys())
-            debug.log_net_debug()
-            raise
+            # call the common method in the parent class
+            super(TestNetworkBasicOps, self).\
+                _check_tenant_network_connectivity(
+                    server, ssh_login, key.private_key,
+                    servers_for_debug=self.servers.keys())
 
     def _create_and_associate_floating_ips(self):
         public_network_id = CONF.network.public_network_id