Fix hardcoded domain in wait_for_clf_rules

In the CI the availability zones are using a different domain. For
example instead of "node-1.domain.tld", we have
"node-1.opnfvericsson.com"

This patch takes the av zones dynamically from nova hypervisor-list.

Change-Id: Ifa26dbbb6b8d415ee30bb1216fc1150f65096a16
Signed-off-by: George Paraskevopoulos <geopar@intracom-telecom.com>

2 files changed, 21 insertions, 14 deletions

diff --git a/sfc/lib/topology_shuffler.py b/sfc/lib/topology_shuffler.py
index 4e027d9e..9104a5f6 100644
--- a/sfc/lib/topology_shuffler.py
+++ b/sfc/lib/topology_shuffler.py
@@ -1,8 +1,7 @@
 import datetime
 import random
-import functest.utils.openstack_utils as os_utils
 import functest.utils.functest_logger as ft_logger
-
+import sfc.lib.utils as sfc_utils
 
 logger = ft_logger.Logger(__name__).getLogger()
 
@@ -75,15 +74,6 @@ def get_seed():
     return seed
 
 
-def _get_av_zones():
-    '''
-    Return the availability zone each host belongs to
-    '''
-    nova_client = os_utils.get_nova_client()
-    hosts = os_utils.get_hypervisors(nova_client)
-    return ['nova::{0}'.format(host) for host in hosts]
-
-
 def topology(vnf_names, av_zones=None, seed=None):
     '''
     Get the topology for client, server and vnfs.
@@ -99,7 +89,7 @@ def topology(vnf_names, av_zones=None, seed=None):
     '''
 
     if av_zones is None:
-        av_zones = _get_av_zones()
+        av_zones = sfc_utils.get_av_zones()
 
     if len(av_zones) < 2 or seed is None:
         # fall back to nova availability zone
diff --git a/sfc/lib/utils.py b/sfc/lib/utils.py
index fc5ed025..ba29a8a6 100644
--- a/sfc/lib/utils.py
+++ b/sfc/lib/utils.py
@@ -82,6 +82,15 @@ def download_image(url, image_path):
         logger.info("Using old image")
 
 
+def get_av_zones():
+    '''
+    Return the availability zone each host belongs to
+    '''
+    nova_client = os_utils.get_nova_client()
+    hosts = os_utils.get_hypervisors(nova_client)
+    return ['nova::{0}'.format(host) for host in hosts]
+
+
 def create_vnf_in_av_zone(
         tacker_client, vnf_name, vnfd_name, default_param_file, av_zone=None):
     param_file = default_param_file
@@ -480,9 +489,17 @@ def promised_rsps_in_computes(
 def wait_for_classification_rules(ovs_logger, compute_nodes, odl_ip, odl_port,
                                   topology, timeout=200):
     try:
+        hypervisors = get_av_zones()
+        av_zone_regex = re.compile(r'nova::node-([0-9]+)\.(.+)')
+        # Example: String "nova::node-13.domain.tld" is matched
+        # It's deconstructed as:
+        # group(0) -> nova::node-13.domain.tld
+        # group(1) -> 13
+        # group(2) -> domain.tld
+        hypervisor_matches = [av_zone_regex.match(h) for h in hypervisors]
         compute_av_zones = {
-            node.id: 'nova::node-{0}.domain.tld'.format(node.id)
-            for node in compute_nodes
+            hypervisor_match.group(1): hypervisor_match.group(0)
+            for hypervisor_match in hypervisor_matches
         }
 
         # keep only vnfs