| import json |
| import logging |
| import os |
| import pickle |
| import re |
| import sys |
| |
| import ipaddress |
| import mysql.connector |
| import requests |
| import commands |
| import time |
| |
| |
| class VcpeCommon: |
| ############################################################################################# |
| # Start: configurations that you must change for a new ONAP installation |
| external_net_addr = '10.12.0.0' |
| external_net_prefix_len = 16 |
| ############################################################################################# |
| # set the openstack cloud access credentials here |
| oom_mode = True |
| |
| cloud = { |
| '--os-auth-url': 'http://10.12.25.2:5000', |
| '--os-username': 'kxi', |
| '--os-user-domain-id': 'default', |
| '--os-project-domain-id': 'default', |
| '--os-tenant-id': '41d6d38489bd40b09ea8a6b6b852dcbd' if oom_mode else '1e097c6713e74fd7ac8e4295e605ee1e', |
| '--os-region-name': 'RegionOne', |
| '--os-password': 'n3JhGMGuDzD8', |
| '--os-project-domain-name': 'Integration-SB-00' if oom_mode else 'Integration-SB-07', |
| '--os-identity-api-version': '3' |
| } |
| |
| common_preload_config = { |
| 'oam_onap_net': 'oam_network_uB1y' if oom_mode else 'oam_onap_lAky', |
| 'oam_onap_subnet': 'oam_network_uB1y' if oom_mode else 'oam_onap_lAky', |
| 'public_net': 'external', |
| 'public_net_id': '971040b2-7059-49dc-b220-4fab50cb2ad4' |
| } |
| sdnc_controller_pod = 'dev-sdnc-sdnc-0' |
| |
| ############################################################################################# |
| |
| template_variable_symbol = '${' |
| cpe_vm_prefix = 'zdcpe' |
| ############################################################################################# |
| # preloading network config |
| # key=network role |
| # value = [subnet_start_ip, subnet_gateway_ip] |
| preload_network_config = { |
| 'cpe_public': ['10.2.0.2', '10.2.0.1'], |
| 'cpe_signal': ['10.4.0.2', '10.4.0.1'], |
| 'brg_bng': ['10.3.0.2', '10.3.0.1'], |
| 'bng_mux': ['10.1.0.10', '10.1.0.1'], |
| 'mux_gw': ['10.5.0.10', '10.5.0.1'] |
| } |
| |
| dcae_ves_collector_name = 'dcae-bootstrap' |
| global_subscriber_id = 'SDN-ETHERNET-INTERNET' |
| project_name = 'Project-Demonstration' |
| owning_entity_id = '520cc603-a3c4-4ec2-9ef4-ca70facd79c0' |
| owning_entity_name = 'OE-Demonstration1' |
| |
| def __init__(self, extra_host_names=None): |
| self.logger = logging.getLogger(__name__) |
| self.logger.info('Initializing configuration') |
| |
| # vgw_VfModuleModelInvariantUuid is in rescust service csar, look in service-VcpesvcRescust1118-template.yml for groups vgw module metadata. TODO: read this value automcatically |
| self.vgw_VfModuleModelInvariantUuid = 'feb4cfc6-e018-4e42-808d-dbf242e7f63b' |
| # OOM: this is the address that the brg and bng will nat for config of brg - 10.0.0.x address of k8 host for sdnc |
| self.sdnc_oam_ip = '10.0.0.10' |
| # OOM: this is a k8 host external IP |
| self.oom_so_sdnc_aai_ip = '10.12.6.20' |
| # OOM: this is a k8 host external IP can be same as oom_so_sdnc_aai_ip |
| self.oom_dcae_ves_collector = '10.12.6.20' |
| # OOM: this is a k8 host external IP can be same as oom_so_sdnc_aai_ip |
| self.mr_ip_addr = '10.12.6.20' |
| self.mr_ip_port = '30227' |
| self.so_nbi_port = '30277' if self.oom_mode else '8080' |
| self.sdnc_preloading_port = '30202' if self.oom_mode else '8282' |
| self.aai_query_port = '30233' if self.oom_mode else '8443' |
| self.sniro_port = '30288' if self.oom_mode else '8080' |
| |
| self.host_names = ['so', 'sdnc', 'robot', 'aai-inst1', self.dcae_ves_collector_name] |
| if extra_host_names: |
| self.host_names.extend(extra_host_names) |
| # get IP addresses |
| self.hosts = self.get_vm_ip(self.host_names, self.external_net_addr, self.external_net_prefix_len) |
| # this is the keyword used to name vgw stack, must not be used in other stacks |
| self.vgw_name_keyword = 'base_vcpe_vgw' |
| # this is the file that will keep the index of last assigned SO name |
| self.vgw_vfmod_name_index_file= '__var/vgw_vfmod_name_index' |
| self.svc_instance_uuid_file = '__var/svc_instance_uuid' |
| self.preload_dict_file = '__var/preload_dict' |
| self.vgmux_vnf_name_file = '__var/vgmux_vnf_name' |
| self.product_family_id = 'f9457e8c-4afd-45da-9389-46acd9bf5116' |
| self.custom_product_family_id = 'a9a77d5a-123e-4ca2-9eb9-0b015d2ee0fb' |
| self.instance_name_prefix = { |
| 'service': 'vcpe_svc', |
| 'network': 'vcpe_net', |
| 'vnf': 'vcpe_vnf', |
| 'vfmodule': 'vcpe_vfmodule' |
| } |
| self.aai_userpass = 'AAI', 'AAI' |
| self.pub_key = 'ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDKXDgoo3+WOqcUG8/5uUbk81+yczgwC4Y8ywTmuQqbNxlY1oQ0YxdMUqUnhitSXs5S/yRuAVOYHwGg2mCs20oAINrP+mxBI544AMIb9itPjCtgqtE2EWo6MmnFGbHB4Sx3XioE7F4VPsh7japsIwzOjbrQe+Mua1TGQ5d4nfEOQaaglXLLPFfuc7WbhbJbK6Q7rHqZfRcOwAMXgDoBqlyqKeiKwnumddo2RyNT8ljYmvB6buz7KnMinzo7qB0uktVT05FH9Rg0CTWH5norlG5qXgP2aukL0gk1ph8iAt7uYLf1ktp+LJI2gaF6L0/qli9EmVCSLr1uJ38Q8CBflhkh' |
| self.os_tenant_id = self.cloud['--os-tenant-id'] |
| self.os_region_name = self.cloud['--os-region-name'] |
| self.common_preload_config['pub_key'] = self.pub_key |
| self.sniro_url = 'http://' + self.hosts['robot'] + ':' + self.sniro_port + '/__admin/mappings' |
| self.sniro_headers = {'Content-Type': 'application/json', 'Accept': 'application/json'} |
| self.homing_solution = 'sniro' # value is either 'sniro' or 'oof' |
| # self.homing_solution = 'oof' |
| self.customer_location_used_by_oof = { |
| "customerLatitude": "32.897480", |
| "customerLongitude": "-97.040443", |
| "customerName": "some_company" |
| } |
| |
| ############################################################################################# |
| # SDNC urls |
| self.sdnc_userpass = 'admin', 'Kp8bJ4SXszM0WXlhak3eHlcse2gAw84vaoGGmJvUy2U' |
| self.sdnc_db_name = 'sdnctl' |
| self.sdnc_db_user = 'sdnctl' |
| self.sdnc_db_pass = 'gamma' |
| self.sdnc_db_port = '32774' |
| self.sdnc_headers = {'Content-Type': 'application/json', 'Accept': 'application/json'} |
| self.sdnc_preload_network_url = 'http://' + self.hosts['sdnc'] + \ |
| ':' + self.sdnc_preloading_port + '/restconf/operations/VNF-API:preload-network-topology-operation' |
| self.sdnc_preload_vnf_url = 'http://' + self.hosts['sdnc'] + \ |
| ':' + self.sdnc_preloading_port + '/restconf/operations/VNF-API:preload-vnf-topology-operation' |
| self.sdnc_preload_gra_url = 'http://' + self.hosts['sdnc'] + \ |
| ':' + self.sdnc_preloading_port + '/restconf/operations/GENERIC-RESOURCE-API:preload-vf-module-topology-operation' |
| self.sdnc_ar_cleanup_url = 'http://' + self.hosts['sdnc'] + ':' + self.sdnc_preloading_port + \ |
| '/restconf/config/GENERIC-RESOURCE-API:' |
| |
| ############################################################################################# |
| # SO urls, note: do NOT add a '/' at the end of the url |
| self.so_req_api_url = {'v4': 'http://' + self.hosts['so'] + ':' + self.so_nbi_port + '/onap/so/infra/serviceInstantiation/v7/serviceInstances', |
| 'v5': 'http://' + self.hosts['so'] + ':' + self.so_nbi_port + '/onap/so/infra/serviceInstantiation/v7/serviceInstances'} |
| self.so_check_progress_api_url = 'http://' + self.hosts['so'] + ':' + self.so_nbi_port + '/onap/so/infra/orchestrationRequests/v6' |
| self.so_userpass = 'InfraPortalClient', 'password1$' |
| self.so_headers = {'Content-Type': 'application/json', 'Accept': 'application/json'} |
| self.so_db_name = 'catalogdb' |
| self.so_db_user = 'root' |
| self.so_db_pass = 'password' |
| self.so_db_port = '30252' if self.oom_mode else '32769' |
| |
| self.vpp_inf_url = 'http://{0}:8183/restconf/config/ietf-interfaces:interfaces' |
| self.vpp_api_headers = {'Content-Type': 'application/json', 'Accept': 'application/json'} |
| self.vpp_api_userpass = ('admin', 'admin') |
| self.vpp_ves_url= 'http://{0}:8183/restconf/config/vesagent:vesagent' |
| |
| def headbridge(self, openstack_stack_name, svc_instance_uuid): |
| """ |
| Add vserver information to AAI |
| """ |
| self.logger.info('Adding vServer information to AAI for {0}'.format(openstack_stack_name)) |
| if not self.oom_mode: |
| cmd = '/opt/demo.sh heatbridge {0} {1} vCPE'.format(openstack_stack_name, svc_instance_uuid) |
| ret = commands.getstatusoutput("ssh -i onap_dev root@{0} '{1}'".format(self.hosts['robot'], cmd)) |
| self.logger.debug('%s', ret) |
| else: |
| print('To add vGMUX vserver info to AAI, do the following:') |
| print('- ssh to rancher') |
| print('- sudo su -') |
| print('- cd /root/oom/kubernetes/robot') |
| print('- ./demo-k8s.sh onap heatbridge {0} {1} vCPE'.format(openstack_stack_name, svc_instance_uuid)) |
| |
| def get_brg_mac_from_sdnc(self): |
| """ |
| 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 = cnx.cursor() |
| query = "SELECT * from DHCP_MAP" |
| cursor.execute(query) |
| |
| self.logger.debug('DHCP_MAP table in SDNC') |
| mac_recent = None |
| host = -1 |
| for mac, ip in cursor: |
| self.logger.debug(mac + ':' + ip) |
| this_host = int(ip.split('.')[-1]) |
| if host < this_host: |
| host = this_host |
| mac_recent = mac |
| |
| cnx.close() |
| |
| assert mac_recent |
| return mac_recent |
| |
| 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 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) |
| cursor.execute(cmd) |
| self.logger.debug('%s', cursor) |
| cnx.commit() |
| cursor.close() |
| cnx.close() |
| |
| def find_file(self, file_name_keyword, file_ext, search_dir): |
| """ |
| :param file_name_keyword: keyword used to look for the csar file, case insensitive matching, e.g, infra |
| :param file_ext: e.g., csar, json |
| :param search_dir path to search |
| :return: path name of the file |
| """ |
| file_name_keyword = file_name_keyword.lower() |
| file_ext = file_ext.lower() |
| if not file_ext.startswith('.'): |
| file_ext = '.' + file_ext |
| |
| filenamepath = None |
| for file_name in os.listdir(search_dir): |
| file_name_lower = file_name.lower() |
| if file_name_keyword in file_name_lower and file_name_lower.endswith(file_ext): |
| if filenamepath: |
| self.logger.error('Multiple files found for *{0}*.{1} in ' |
| 'directory {2}'.format(file_name_keyword, file_ext, search_dir)) |
| sys.exit() |
| filenamepath = os.path.abspath(os.path.join(search_dir, file_name)) |
| |
| if filenamepath: |
| return filenamepath |
| else: |
| self.logger.error("Cannot find *{0}*{1} in directory {2}".format(file_name_keyword, file_ext, search_dir)) |
| sys.exit() |
| |
| @staticmethod |
| def network_name_to_subnet_name(network_name): |
| """ |
| :param network_name: example: vcpe_net_cpe_signal_201711281221 |
| :return: vcpe_net_cpe_signal_subnet_201711281221 |
| """ |
| fields = network_name.split('_') |
| fields.insert(-1, 'subnet') |
| return '_'.join(fields) |
| |
| def set_network_name(self, network_name): |
| param = ' '.join([k + ' ' + v for k, v in self.cloud.items()]) |
| openstackcmd = 'openstack ' + param |
| cmd = ' '.join([openstackcmd, 'network set --name', network_name, 'ONAP-NW1']) |
| os.popen(cmd) |
| |
| def set_subnet_name(self, network_name): |
| """ |
| Example: network_name = vcpe_net_cpe_signal_201711281221 |
| set subnet name to vcpe_net_cpe_signal_subnet_201711281221 |
| :return: |
| """ |
| param = ' '.join([k + ' ' + v for k, v in self.cloud.items()]) |
| openstackcmd = 'openstack ' + param |
| |
| # expected results: | subnets | subnet_id | |
| subnet_info = os.popen(openstackcmd + ' network show ' + network_name + ' |grep subnets').read().split('|') |
| if len(subnet_info) > 2 and subnet_info[1].strip() == 'subnets': |
| subnet_id = subnet_info[2].strip() |
| subnet_name = self.network_name_to_subnet_name(network_name) |
| cmd = ' '.join([openstackcmd, 'subnet set --name', subnet_name, subnet_id]) |
| os.popen(cmd) |
| self.logger.info("Subnet name set to: " + subnet_name) |
| return True |
| else: |
| self.logger.error("Can't get subnet info from network name: " + network_name) |
| return False |
| |
| def is_node_in_aai(self, node_type, node_uuid): |
| key = None |
| search_node_type = None |
| if node_type == 'service': |
| search_node_type = 'service-instance' |
| key = 'service-instance-id' |
| elif node_type == 'vnf': |
| search_node_type = 'generic-vnf' |
| key = 'vnf-id' |
| else: |
| logging.error('Invalid node_type: ' + node_type) |
| sys.exit() |
| |
| url = 'https://{0}:{1}/aai/v11/search/nodes-query?search-node-type={2}&filter={3}:EQUALS:{4}'.format( |
| self.hosts['aai-inst1'], self.aai_query_port, search_node_type, key, node_uuid) |
| |
| headers = {'Content-Type': 'application/json', 'Accept': 'application/json', 'X-FromAppID': 'vCPE-Robot', 'X-TransactionId': 'get_aai_subscr'} |
| requests.packages.urllib3.disable_warnings() |
| r = requests.get(url, headers=headers, auth=self.aai_userpass, verify=False) |
| response = r.json() |
| self.logger.debug('aai query: ' + url) |
| self.logger.debug('aai response:\n' + json.dumps(response, indent=4, sort_keys=True)) |
| return 'result-data' in response |
| |
| @staticmethod |
| def extract_ip_from_str(net_addr, net_addr_len, sz): |
| """ |
| :param net_addr: e.g. 10.5.12.0 |
| :param net_addr_len: e.g. 24 |
| :param sz: a string |
| :return: the first IP address matching the network, e.g. 10.5.12.3 |
| """ |
| network = ipaddress.ip_network(unicode('{0}/{1}'.format(net_addr, net_addr_len)), strict=False) |
| ip_list = re.findall(r'[0-9]+(?:\.[0-9]+){3}', sz) |
| for ip in ip_list: |
| this_net = ipaddress.ip_network(unicode('{0}/{1}'.format(ip, net_addr_len)), strict=False) |
| if this_net == network: |
| return str(ip) |
| return None |
| |
| def get_pod_node_oam_ip(self, pod): |
| """ |
| :Assuming kubectl is available |
| :param pod: pod name as a string, e.g. 'dev-sdnc-sdnc-0' |
| :return pod's node oam ip (10.0.0.0/16) |
| """ |
| cmd = "kubectl -n onap describe pod {0} |grep Node:|cut -d'/' -f2".format(pod) |
| ret = commands.getstatusoutput(cmd) |
| self.logger.debug("cmd = %s, ret = %s", cmd, ret) |
| return ret |
| |
| def get_vm_ip(self, keywords, net_addr=None, net_addr_len=None): |
| """ |
| :param keywords: list of keywords to search for vm, e.g. ['bng', 'gmux', 'brg'] |
| :param net_addr: e.g. 10.12.5.0 |
| :param net_addr_len: e.g. 24 |
| :return: dictionary {keyword: ip} |
| """ |
| if not net_addr: |
| net_addr = self.external_net_addr |
| |
| if not net_addr_len: |
| net_addr_len = self.external_net_prefix_len |
| |
| param = ' '.join([k + ' ' + v for k, v in self.cloud.items() if 'identity' not in k]) |
| openstackcmd = 'nova ' + param + ' list' |
| self.logger.debug(openstackcmd) |
| |
| results = os.popen(openstackcmd).read() |
| 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 self.oom_mode: |
| ip_dict.update(self.get_oom_onap_vm_ip(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)) |
| self.logger.error('Temporarily continue.. remember to check back vcpecommon.py line: 316') |
| # sys.exit() |
| return ip_dict |
| |
| def get_oom_onap_vm_ip(self, keywords): |
| vm_ip = {} |
| onap_vm_list = set(['so', 'sdnc', 'aai-inst1', 'robot', self.dcae_ves_collector_name]) |
| for vm in keywords: |
| if vm in onap_vm_list: |
| vm_ip[vm] = self.oom_so_sdnc_aai_ip |
| return vm_ip |
| |
| 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) |
| self.logger.debug('%s', r) |
| |
| def del_vgmux_ves_collector(self): |
| url = self.vpp_ves_url.format(self.hosts['mux']) + '/config' |
| r = requests.delete(url, headers=self.vpp_api_headers, auth=self.vpp_api_userpass) |
| self.logger.debug('%s', r) |
| |
| def set_vgmux_ves_collector(self ): |
| url = self.vpp_ves_url.format(self.hosts['mux']) |
| data = {'config': |
| {'server-addr': self.hosts[self.dcae_ves_collector_name], |
| 'server-port': '30235' if self.oom_mode else '8081', |
| 'read-interval': '10', |
| 'is-add':'1' |
| } |
| } |
| r = requests.post(url, headers=self.vpp_api_headers, auth=self.vpp_api_userpass, json=data) |
| self.logger.debug('%s', r) |
| |
| def set_vgmux_packet_loss_rate(self, lossrate, vg_vnf_instance_name): |
| url = self.vpp_ves_url.format(self.hosts['mux']) |
| data = {"mode": |
| {"working-mode": "demo", |
| "base-packet-loss": str(lossrate), |
| "source-name": vg_vnf_instance_name |
| } |
| } |
| r = requests.post(url, headers=self.vpp_api_headers, auth=self.vpp_api_userpass, json=data) |
| self.logger.debug('%s', r) |
| |
| # return all the VxLAN interface names of BRG or vGMUX based on the IP address |
| def get_vxlan_interfaces(self, ip, print_info=False): |
| url = self.vpp_inf_url.format(ip) |
| self.logger.debug('url is this: %s', url) |
| r = requests.get(url, headers=self.vpp_api_headers, auth=self.vpp_api_userpass) |
| data = r.json()['interfaces']['interface'] |
| if print_info: |
| for inf in data: |
| if 'name' in inf and 'type' in inf and inf['type'] == 'v3po:vxlan-tunnel': |
| print(json.dumps(inf, indent=4, sort_keys=True)) |
| |
| return [inf['name'] for inf in data if 'name' in inf and 'type' in inf and inf['type'] == 'v3po:vxlan-tunnel'] |
| |
| # delete all VxLAN interfaces of each hosts |
| def delete_vxlan_interfaces(self, host_dic): |
| for host, ip in host_dic.items(): |
| deleted = False |
| self.logger.info('{0}: Getting VxLAN interfaces'.format(host)) |
| inf_list = self.get_vxlan_interfaces(ip) |
| for inf in inf_list: |
| deleted = True |
| time.sleep(2) |
| self.logger.info("{0}: Deleting VxLAN crossconnect {1}".format(host, inf)) |
| url = self.vpp_inf_url.format(ip) + '/interface/' + inf + '/v3po:l2' |
| requests.delete(url, headers=self.vpp_api_headers, auth=self.vpp_api_userpass) |
| |
| for inf in inf_list: |
| deleted = True |
| time.sleep(2) |
| self.logger.info("{0}: Deleting VxLAN interface {1}".format(host, inf)) |
| url = self.vpp_inf_url.format(ip) + '/interface/' + inf |
| requests.delete(url, headers=self.vpp_api_headers, auth=self.vpp_api_userpass) |
| |
| if len(self.get_vxlan_interfaces(ip)) > 0: |
| self.logger.error("Error deleting VxLAN from {0}, try to restart the VM, IP is {1}.".format(host, ip)) |
| return False |
| |
| if not deleted: |
| self.logger.info("{0}: no VxLAN interface found, nothing to delete".format(host)) |
| return True |
| |
| @staticmethod |
| def save_object(obj, filepathname): |
| with open(filepathname, 'wb') as fout: |
| pickle.dump(obj, fout) |
| |
| @staticmethod |
| def load_object(filepathname): |
| 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) |
| |
| def load_preload_data(self): |
| return self.load_object(self.preload_dict_file) |
| |
| def save_vgmux_vnf_name(self, vgmux_vnf_name): |
| self.save_object(vgmux_vnf_name, self.vgmux_vnf_name_file) |
| |
| def load_vgmux_vnf_name(self): |
| return self.load_object(self.vgmux_vnf_name_file) |
| |