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 cloud = { '--os-auth-url': 'http://10.12.25.2:5000', '--os-username': 'YOUR ID', '--os-user-domain-id': 'default', '--os-project-domain-id': 'default', '--os-tenant-id': '087050388b204c73a3e418dd2c1fe30b', '--os-region-name': 'RegionOne', '--os-password': 'YOUR PASSWD', '--os-project-domain-name': 'Integration-SB-01', '--os-identity-api-version': '3' } common_preload_config = { 'oam_onap_net': 'oam_onap_c4Uw', 'oam_onap_subnet': 'oam_onap_c4Uw', 'public_net': 'external', 'public_net_id': '971040b2-7059-49dc-b220-4fab50cb2ad4' } # End: configurations that you must change for a new ONAP installation ############################################################################################# template_variable_symbol = '${' ############################################################################################# # 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'] } global_subscriber_id = 'SDN-ETHERNET-INTERNET' def __init__(self, extra_host_names=None): self.logger = logging.getLogger(__name__) self.logger.info('Initializing configuration') self.host_names = ['so', 'sdnc', 'robot', 'aai-inst1', 'dcaedoks00'] 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' 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'] + ':8080/__admin/mappings' self.sniro_headers = {'Content-Type': 'application/json', 'Accept': 'application/json'} ############################################################################################# # 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 = '32768' self.sdnc_headers = {'Content-Type': 'application/json', 'Accept': 'application/json'} self.sdnc_preload_network_url = 'http://' + self.hosts['sdnc'] + \ ':8282/restconf/operations/VNF-API:preload-network-topology-operation' self.sdnc_preload_vnf_url = 'http://' + self.hosts['sdnc'] + \ ':8282/restconf/operations/VNF-API:preload-vnf-topology-operation' self.sdnc_ar_cleanup_url = 'http://' + self.hosts['sdnc'] + ':8282/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'] + ':8080/ecomp/mso/infra/serviceInstances/v4', 'v5': 'http://' + self.hosts['so'] + ':8080/ecomp/mso/infra/serviceInstances/v5'} self.so_check_progress_api_url = 'http://' + self.hosts['so'] + ':8080/ecomp/mso/infra/orchestrationRequests/v2' self.so_userpass = 'InfraPortalClient', 'password1$' self.so_headers = {'Content-Type': 'application/json', 'Accept': 'application/json'} self.so_db_name = 'mso_catalog' self.so_db_user = 'root' self.so_db_pass = 'password' self.so_db_port = '32768' 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)) 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) def get_brg_mac_from_sdnc(self): """ :return: BRG MAC address. Currently we only support one BRG instance. """ 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') counter = 0 mac = None for mac, ip in cursor: counter += 1 self.logger.debug(mac + ':' + ip) 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 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 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) 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}:8443/aai/v11/search/nodes-query?search-node-type={1}&filter={2}:EQUALS:{3}'.format( self.hosts['aai-inst1'], search_node_type, key, node_uuid) headers = {'Content-Type': 'application/json', 'Accept': 'application/json', 'X-FromAppID': 'vCPE-Robot'} 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_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) 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 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 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['dcaedoks00'], 'server-port': '8080', '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) 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)