Allow running tempest without tenant network resources.

It fits the Airship deployment where there is neither tenant networks
nor floating ips. It only updates the scenarios and must be completed
by other changes for all the advanced testcases (Rally, Tempest, etc)

Change-Id: I8077400536628ed2349b548efee3c3e165a0a5c3
Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

1 files changed, 32 insertions, 8 deletions

diff --git a/functest/opnfv_tests/openstack/tempest/tempest.py b/functest/opnfv_tests/openstack/tempest/tempest.py
index d2c54262a..fc92a69b0 100644
--- a/functest/opnfv_tests/openstack/tempest/tempest.py
+++ b/functest/opnfv_tests/openstack/tempest/tempest.py
@@ -283,6 +283,8 @@ class TempestCommon(singlevm.VmReady2):
             assert os.path.exists(
                 account_file), "{} doesn't exist".format(account_file)
             rconfig.set('auth', 'test_accounts_file', account_file)
+        if env.get('NO_TENANT_NETWORK').lower() == 'true':
+            rconfig.set('auth', 'create_isolated_networks', False)
         rconfig.set('identity', 'admin_role', admin_role_name)
         rconfig.set('identity', 'default_domain_id', domain_id)
         if not rconfig.has_section('network'):
@@ -502,8 +504,11 @@ class TempestCommon(singlevm.VmReady2):
         rconfig.read(self.conf_file)
         if not rconfig.has_section('network'):
             rconfig.add_section('network')
-        rconfig.set('network', 'public_network_id', self.ext_net.id)
-        rconfig.set('network', 'floating_network_name', self.ext_net.name)
+        if self.ext_net:
+            rconfig.set('network', 'public_network_id', self.ext_net.id)
+            rconfig.set('network', 'floating_network_name', self.ext_net.name)
+        else:
+            rconfig.set('network-feature-enabled', 'floating_ips', False)
         with open(self.conf_file, 'w') as config_file:
             rconfig.write(config_file)
 
@@ -513,7 +518,9 @@ class TempestCommon(singlevm.VmReady2):
         rconfig.read(self.conf_file)
         if not rconfig.has_section('compute'):
             rconfig.add_section('compute')
-        rconfig.set('compute', 'fixed_network_name', self.network.name)
+        rconfig.set(
+            'compute', 'fixed_network_name',
+            self.network.name if self.network else env.get("EXTERNAL_NETWORK"))
         with open(self.conf_file, 'w') as config_file:
             rconfig.write(config_file)
 
@@ -523,7 +530,12 @@ class TempestCommon(singlevm.VmReady2):
         rconfig.read(self.conf_file)
         if not rconfig.has_section('validation'):
             rconfig.add_section('validation')
-        rconfig.set('validation', 'network_for_ssh', self.network.name)
+        rconfig.set(
+            'validation', 'connect_method',
+            'floating' if self.ext_net else 'fixed')
+        rconfig.set(
+            'validation', 'network_for_ssh',
+            self.network.name if self.network else env.get("EXTERNAL_NETWORK"))
         with open(self.conf_file, 'w') as config_file:
             rconfig.write(config_file)
 
@@ -719,10 +731,22 @@ class TempestHeat(TempestCommon):
         rconfig.set('heat_plugin', 'instance_type', self.flavor_alt.id)
         rconfig.set('heat_plugin', 'minimal_image_ref', self.image.id)
         rconfig.set('heat_plugin', 'minimal_instance_type', self.flavor.id)
-        rconfig.set('heat_plugin', 'floating_network_name', self.ext_net.name)
-        rconfig.set('heat_plugin', 'fixed_network_name', self.network.name)
-        rconfig.set('heat_plugin', 'fixed_subnet_name', self.subnet.name)
-        rconfig.set('heat_plugin', 'network_for_ssh', self.network.name)
+        if self.ext_net:
+            rconfig.set(
+                'heat_plugin', 'floating_network_name', self.ext_net.name)
+        if self.network:
+            rconfig.set('heat_plugin', 'fixed_network_name', self.network.name)
+            rconfig.set('heat_plugin', 'fixed_subnet_name', self.subnet.name)
+            rconfig.set('heat_plugin', 'network_for_ssh', self.network.name)
+        else:
+            LOGGER.warning(
+                'No tenant network created. '
+                'Trying EXTERNAL_NETWORK as a fallback')
+            rconfig.set(
+                'heat_plugin', 'fixed_network_name',
+                env.get("EXTERNAL_NETWORK"))
+            rconfig.set(
+                'heat_plugin', 'network_for_ssh', env.get("EXTERNAL_NETWORK"))
         with open(self.conf_file, 'w') as config_file:
             rconfig.write(config_file)
         self.backup_tempest_config(self.conf_file, self.res_dir)