def get_vnf_id(tacker_client, vnf_name, timeout=5):
vnf_id = None
while vnf_id is None and timeout >= 0:
- try:
- vnf_id = get_id_from_name(tacker_client, 'vnf', vnf_name)
- except:
+ vnf_id = get_id_from_name(tacker_client, 'vnf', vnf_name)
+ if vnf_id is None:
logger.info("Could not retrieve ID for vnf with name [%s]."
" Retrying." % vnf_name)
time.sleep(1)
return None
-def wait_for_vnf(tacker_client, vnf_id=None, vnf_name=None, timeout=60):
+def get_vnf(tacker_client, vnf_id=None, vnf_name=None):
try:
if vnf_id is None and vnf_name is None:
raise Exception('You must specify vnf_id or vnf_name')
+
_id = get_vnf_id(tacker_client, vnf_name) if vnf_id is None else vnf_id
- vnf = next((v for v in list_vnfs(tacker_client, verbose=True)['vnfs']
- if v['id'] == _id), None)
+ if _id is not None:
+ all_vnfs = list_vnfs(tacker_client, verbose=True)['vnfs']
+ return next((vnf for vnf in all_vnfs if vnf['id'] == _id), None)
+ else:
+ raise Exception('Could not retrieve ID from name [%s]' % vnf_name)
+
+ except Exception, e:
+ logger.error("Could not retrieve VNF [vnf_id=%s, vnf_name=%s] - %s"
+ % (vnf_id, vnf_name, e))
+ return None
+
+
+def wait_for_vnf(tacker_client, vnf_id=None, vnf_name=None, timeout=60):
+ try:
+ vnf = get_vnf(tacker_client, vnf_id, vnf_name)
if vnf is None:
- raise Exception("Could not retrieve VNF with ID [%s]" % _id)
+ raise Exception("Could not retrieve VNF - id='%s', name='%s'"
+ % vnf_id, vnf_name)
logger.info('Waiting for vnf {0}'.format(str(vnf)))
- while True and timeout >= 0:
+ while vnf['status'] != 'ACTIVE' and timeout >= 0:
if vnf['status'] == 'ERROR':
- raise Exception('Error when booting vnf %s' % _id)
+ raise Exception('Error when booting vnf %s' % vnf['id'])
elif vnf['status'] == 'PENDING_CREATE':
time.sleep(3)
timeout -= 3
- continue
- else:
- break
- return _id
+ return vnf['id']
except Exception, e:
logger.error("error [wait_for_vnf(tacker_client, '%s', '%s')]: %s"
% (vnf_id, vnf_name, e))