def count_running_ns():
"""Find the number of the instantiated NSs in OSM r4
"""
running_ns = 0
token = bearer_token(OSM_ADMIN_CREDENTIALS.get('username'),
OSM_ADMIN_CREDENTIALS.get('username'))
ns = Ns(token)
request = ns.get_list()
ns_list = request.json()
for i in ns_list:
if i.get("operational-status") == "running":
running_ns += 1
return running_ns
def discover_vnf_uuid_by_vnfd_name_index(vnfd_name_index):
""" Discover the VDU uuid by given the vnfd name and index
Args:
vnfd_name_index (str): The VNFd name & index
Returns:
str: the vnf uuid
"""
token = bearer_token(OSM_ADMIN_CREDENTIALS.get('username'),
OSM_ADMIN_CREDENTIALS.get('username'))
# Get the UUIDs of the running NSs
ns = Ns(token)
request = ns.get_list()
nss_response = request.json()
ns_uuids = [ns.get('id') for ns in nss_response]
# TODO: what if more than one NSs are running
# if len(ns_uuids):
# raise Exception("More that one NSs are running...")
vnf_uuid = None
for ns_uuid in ns_uuids:
vnf = Vnf(token)
request = vnf.get_list_by_ns(ns_uuid=ns_uuid)
vnfs = request.json()
for i in vnfs:
cur_vnfd_name_index = "{}.{}".format(
i.get("vnfd-ref"),
i.get("member-vnf-index-ref"),
)
if vnfd_name_index == cur_vnfd_name_index:
return i.get("id")
return vnf_uuid
def discover_vdu_uuid_by_vnf_index(vnf_index):
""" Discover the VDU uuid by given the vnf index
Args:
vnf_index (str): The VNF index
Returns:
str: the vdu uuid
"""
token = bearer_token(OSM_ADMIN_CREDENTIALS.get('username'),
OSM_ADMIN_CREDENTIALS.get('username'))
# Get the UUIDs of the running NSs
ns = Ns(token)
request = ns.get_list()
nss_response = request.json()
ns_uuids = [ns.get('id') for ns in nss_response]
# TODO: what if more than one NSs are running
# if len(ns_uuids):
# raise Exception("More that one NSs are running...")
vdu_uuid = None
for ns_uuid in ns_uuids:
vnf = Vnf(token)
request = vnf.get_list_by_ns(ns_uuid=ns_uuid)
vnfs = request.json()
for i in vnfs:
if vnf_index in i.get("member-vnf-index-ref"):
for vdur in i.get("vdur"):
vdu_uuid = vdur.get("vim-id")
return vdu_uuid
return vdu_uuid
def get_faas_vdu_details(vdu_uuid, ro_ns_uuid, vnf_name):
mano = {}
nsr = {}
vnfd = {}
token = bearer_token(OSM_ADMIN_CREDENTIALS.get('username'),
OSM_ADMIN_CREDENTIALS.get('password'))
try:
if ro_ns_uuid is None or vnf_name is None:
raise Exception('Empty input')
vnf_name = vnf_name.split('.')
vnfd_name = vnf_name[0]
vnf_index = vnf_name[1]
# search for ro_ns_uuid in NSs list
ns = Ns(token)
ns_response = ns.get_list()
ns_list = ns_response.json()
for instance in ns_list:
# Ensure that RO data are available
openmano_deployment = instance['_admin'].get('deployed',
{}).get('RO', {})
if len(openmano_deployment.keys()) == 0:
continue
# Compare the container id with the current NS record uuid
nsr_id = openmano_deployment.get('nsr_id', None)
if nsr_id is None or nsr_id != ro_ns_uuid:
continue
nsr = instance
break
# Get the NSd uuid
nsd_id = nsr.get('nsdId', None)
if nsd_id is None:
nsd_id = nsr.get('instantiate_params', {}).get('nsdId', None)
# Get the VIM account Info
datacenter = nsr.get('datacenter', None)
vim_account = VimAccount(token)
vim_response = vim_account.get(vim_account_uuid=datacenter)
vimr = vim_response.json()
# Get vnfd info
vnf_descriptor = Vnfd(token)
vnfd_req = vnf_descriptor.get_list()
vnfd_list = vnfd_req.json()
for descriptor in vnfd_list:
if 'id' in descriptor.keys() and descriptor['id'] == vnfd_name:
vnfd = descriptor
break
mano = {
"ns": {
"id": nsr['id'],
"name": nsr.get('name-ref', None),
"nsd_id": nsd_id,
"nsd_name": nsr.get('nsd-name-ref', None)
},
"vnf": {
"id": '{}-{}-{}'.format(vdu_uuid, vnfd_name, vnf_index),
"name": '{}.{}'.format(vnfd_name, vnf_index),
"index": vnf_index,
"short_name": None,
"vnfd_id": vnfd['_id'],
"vnfd_name": vnfd_name
},
"vdu": {
"id": vdu_uuid,
"name": vnfd_name,
"image_id": vnfd_name,
"flavor": {},
"status": 'running',
"ip_address": '0.0.0.0',
"mgmt-interface": None # future usage
},
"vim": {
"uuid": vimr.get('_id', None),
"name": vimr.get('name', None),
"type": vimr.get('vim_type', None),
"url": vimr.get('vim_url', None),
"tag": 'kubernetes'
}
}
except Exception as ex:
logger.exception(ex)
finally:
return mano