#############################################################################################
template_variable_symbol = '${'
+ cpe_vm_prefix = 'zdcpe'
#############################################################################################
# preloading network config
# key=network role
self.so_db_name = 'mso_catalog'
self.so_db_user = 'root'
self.so_db_pass = 'password'
- self.so_db_port = '32768'
+ self.so_db_port = '32769'
self.vpp_inf_url = 'http://{0}:8183/restconf/config/ietf-interfaces:interfaces'
self.vpp_api_headers = {'Content-Type': 'application/json', 'Accept': 'application/json'}
def get_brg_mac_from_sdnc(self):
"""
- :return: BRG MAC address. Currently we only support one BRG instance.
+ Check table DHCP_MAP in the SDNC DB. Find the newly instantiated BRG MAC address.
+ Note that there might be multiple BRGs, the most recently instantiated BRG always has the largest IP address.
"""
cnx = mysql.connector.connect(user=self.sdnc_db_user, password=self.sdnc_db_pass, database=self.sdnc_db_name,
host=self.hosts['sdnc'], port=self.sdnc_db_port)
cursor.execute(query)
self.logger.debug('DHCP_MAP table in SDNC')
- counter = 0
- mac = None
+ mac_recent = None
+ host = -1
for mac, ip in cursor:
- counter += 1
self.logger.debug(mac + ':' + ip)
+ this_host = int(ip.split('.')[-1])
+ if host < this_host:
+ host = this_host
+ mac_recent = mac
cnx.close()
- if counter != 1:
- self.logger.error('Found %s MAC addresses in DHCP_MAP', counter)
- sys.exit()
- else:
- self.logger.debug('Found MAC addresses in DHCP_MAP: %s', mac)
- return mac
+ assert mac_recent
+ return mac_recent
- def insert_into_sdnc_db(self, cmds):
- cnx = mysql.connector.connect(user=self.sdnc_db_user, password=self.sdnc_db_pass, database=self.sdnc_db_name,
- host=self.hosts['sdnc'], port=self.sdnc_db_port)
- cursor = cnx.cursor()
- for cmd in cmds:
- self.logger.debug(cmd)
- cursor.execute(cmd)
- self.logger.debug('%s', cursor)
- cnx.commit()
- cursor.close()
- cnx.close()
+ def execute_cmds_sdnc_db(self, cmds):
+ self.execute_cmds_db(cmds, self.sdnc_db_user, self.sdnc_db_pass, self.sdnc_db_name,
+ self.hosts['sdnc'], self.sdnc_db_port)
- def insert_into_so_db(self, cmds):
- cnx = mysql.connector.connect(user=self.so_db_user, password=self.so_db_pass, database=self.so_db_name,
- host=self.hosts['so'], port=self.so_db_port)
+ def execute_cmds_so_db(self, cmds):
+ self.execute_cmds_db(cmds, self.so_db_user, self.so_db_pass, self.so_db_name,
+ self.hosts['so'], self.so_db_port)
+
+ def execute_cmds_db(self, cmds, dbuser, dbpass, dbname, host, port):
+ cnx = mysql.connector.connect(user=dbuser, password=dbpass, database=dbname, host=host, port=port)
cursor = cnx.cursor()
for cmd in cmds:
self.logger.debug(cmd)
openstackcmd = 'nova ' + param + ' list'
self.logger.debug(openstackcmd)
- ip_dict = {}
results = os.popen(openstackcmd).read()
- for line in results.split('\n'):
- fields = line.split('|')
- if len(fields) == 8:
- vm_name = fields[2]
- ip_info = fields[-2]
- for keyword in keywords:
- if keyword in vm_name:
- ip = self.extract_ip_from_str(net_addr, net_addr_len, ip_info)
- if ip:
- ip_dict[keyword] = ip
+ all_vm_ip_dict = self.extract_vm_ip_as_dict(results, net_addr, net_addr_len)
+ latest_vm_list = self.remove_old_vms(all_vm_ip_dict.keys(), self.cpe_vm_prefix)
+ latest_vm_ip_dict = {vm: all_vm_ip_dict[vm] for vm in latest_vm_list}
+ ip_dict = self.select_subset_vm_ip(latest_vm_ip_dict, keywords)
+
if len(ip_dict) != len(keywords):
self.logger.error('Cannot find all desired IP addresses for %s.', keywords)
self.logger.error(json.dumps(ip_dict, indent=4, sort_keys=True))
# sys.exit()
return ip_dict
+ def extract_vm_ip_as_dict(self, novalist_results, net_addr, net_addr_len):
+ vm_ip_dict = {}
+ for line in novalist_results.split('\n'):
+ fields = line.split('|')
+ if len(fields) == 8:
+ vm_name = fields[2]
+ ip_info = fields[-2]
+ ip = self.extract_ip_from_str(net_addr, net_addr_len, ip_info)
+ vm_ip_dict[vm_name] = ip
+
+ return vm_ip_dict
+
+ def remove_old_vms(self, vm_list, prefix):
+ """
+ For vms with format name_timestamp, only keep the one with the latest timestamp.
+ E.g.,
+ zdcpe1cpe01brgemu01_201805222148 (drop this)
+ zdcpe1cpe01brgemu01_201805222229 (keep this)
+ zdcpe1cpe01gw01_201805162201
+ """
+ new_vm_list = []
+ same_type_vm_dict = {}
+ for vm in vm_list:
+ fields = vm.split('_')
+ if vm.startswith(prefix) and len(fields) == 2 and len(fields[-1]) == len('201805222148') and fields[-1].isdigit():
+ if vm > same_type_vm_dict.get(fields[0], '0'):
+ same_type_vm_dict[fields[0]] = vm
+ else:
+ new_vm_list.append(vm)
+
+ new_vm_list.extend(same_type_vm_dict.values())
+ return new_vm_list
+
+ def select_subset_vm_ip(self, all_vm_ip_dict, vm_name_keyword_list):
+ vm_ip_dict = {}
+ for keyword in vm_name_keyword_list:
+ for vm, ip in all_vm_ip_dict.items():
+ if keyword in vm:
+ vm_ip_dict[keyword] = ip
+ break
+ return vm_ip_dict
+
def del_vgmux_ves_mode(self):
url = self.vpp_ves_url.format(self.hosts['mux']) + '/mode'
r = requests.delete(url, headers=self.vpp_api_headers, auth=self.vpp_api_userpass)
with open(filepathname, 'rb') as fin:
return pickle.load(fin)
+ @staticmethod
+ def increase_ip_address_or_vni_in_template(vnf_template_file, vnf_parameter_name_list):
+ with open(vnf_template_file) as json_input:
+ json_data = json.load(json_input)
+ param_list = json_data['VNF-API:input']['VNF-API:vnf-topology-information']['VNF-API:vnf-parameters']
+ for param in param_list:
+ if param['vnf-parameter-name'] in vnf_parameter_name_list:
+ ipaddr_or_vni = param['vnf-parameter-value'].split('.')
+ number = int(ipaddr_or_vni[-1])
+ if 254 == number:
+ number = 10
+ else:
+ number = number + 1
+ ipaddr_or_vni[-1] = str(number)
+ param['vnf-parameter-value'] = '.'.join(ipaddr_or_vni)
+
+ assert json_data is not None
+ with open(vnf_template_file, 'w') as json_output:
+ json.dump(json_data, json_output, indent=4, sort_keys=True)
+
def save_preload_data(self, preload_data):
self.save_object(preload_data, self.preload_dict_file)
Code Review / integration.git / blobdiff