| # Copyright 2017-present Open Networking Foundation |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| import os |
| import sys |
| from django.db.models import Q, F |
| from synchronizers.new_base.modelaccessor import * |
| from synchronizers.new_base.SyncInstanceUsingAnsible import SyncInstanceUsingAnsible |
| |
| parentdir = os.path.join(os.path.dirname(__file__), "..") |
| sys.path.insert(0, parentdir) |
| |
| class SyncVSPGWUTenant(SyncInstanceUsingAnsible): |
| |
| provides = [VSPGWUTenant] |
| |
| observes = VSPGWUTenant |
| |
| requested_interval = 0 |
| |
| template_name = "vspgwutenant_playbook.yaml" |
| |
| service_key_name = "/opt/xos/configurations/mcord/mcord_private_key" |
| |
| def __init__(self, *args, **kwargs): |
| super(SyncVSPGWUTenant, self).__init__(*args, **kwargs) |
| |
| def get_extra_attributes(self, o): |
| |
| scenario = self.get_scenario() |
| |
| if scenario == 'ng4t_with_sdncontroller': |
| return self.get_values_for_ng4t_w_sdncontroller() |
| elif scenario == 'ng4t_without_sdncontroller': |
| return self.get_values_for_ng4t_wo_sdncontroller() |
| elif scenario == 'spirent_with_sdncontroller': |
| return self.get_values_for_spirent_w_sdncontroller() |
| elif scenario == 'spirent_without_sdncontroller': |
| return self.get_values_for_spirent_wo_sdncontroller() |
| else: |
| return self.get_extra_attributes_for_manual() |
| |
| # fields for manual case |
| def get_extra_attributes_for_manual(self): |
| fields = {} |
| fields['scenario'] = self.get_scenario() |
| # for interface.cfg file |
| fields['zmq_sub_ip'] = "manual" |
| fields['zmq_pub_ip'] = "manual" |
| fields['dp_comm_ip'] = "manual" |
| fields['cp_comm_ip'] = "manual" |
| fields['fpc_ip'] = "manual" |
| fields['cp_nb_server_ip'] = "manual" |
| |
| # for dp_config.cfg file |
| fields['s1u_ip'] = "manual" |
| fields['sgi_ip'] = "manual" |
| |
| return fields |
| |
| def get_values_for_ng4t_w_sdncontroller(self): |
| fields = {} |
| fields['scenario'] = "ng4t_with_sdncontroller" |
| # for interface.cfg file |
| fields['zmq_sub_ip'] = self.get_ip_address('sbi_network', SDNControllerServiceInstance, 'zmq_sub_ip') |
| fields['zmq_pub_ip'] = self.get_ip_address('sbi_network', SDNControllerServiceInstance, 'zmq_pub_ip') |
| fields['dp_comm_ip'] = self.get_ip_address('sbi_network', VSPGWUTenant, 'dp_comm_ip') |
| fields['cp_comm_ip'] = self.get_ip_address('nbi_network', VSPGWCTenant, 'cp_comm_ip') |
| fields['fpc_ip'] = self.get_ip_address('nbi_network', SDNControllerServiceInstance, 'fpc_ip') |
| fields['cp_nb_server_ip'] = self.get_ip_address('nbi_network', VSPGWCTenant, 'cp_nb_server_ip') |
| |
| # for dp_config.cfg file |
| fields['s1u_ip'] = self.get_ip_address('s1u_network', VSPGWUTenant, 's1u_ip') |
| fields['sgi_ip'] = self.get_ip_address('sgi_network', VSPGWUTenant, 'sgi_ip') |
| |
| return fields |
| |
| def get_values_for_ng4t_wo_sdncontroller(self): |
| fields = {} |
| fields['scenario'] = "ng4t_without_sdncontroller" |
| # for interface.cfg file |
| fields['zmq_sub_ip'] = "127.0.0.1" |
| fields['zmq_pub_ip'] = "127.0.0.1" |
| fields['dp_comm_ip'] = self.get_ip_address('spgw_network', VSPGWUTenant, 'dp_comm_ip') |
| fields['cp_comm_ip'] = self.get_ip_address('spgw_network', VSPGWCTenant, 'cp_comm_ip') |
| fields['fpc_ip'] = "127.0.0.1" |
| fields['cp_nb_server_ip'] = "127.0.0.1" |
| |
| # for cp_config.cfg file |
| fields['s1u_ip'] = self.get_ip_address('s1u_network', VSPGWUTenant, 's1u_ip') |
| fields['sgi_ip'] = self.get_ip_address('sgi_network', VSPGWUTenant, 'sgi_ip') |
| |
| return fields |
| |
| def get_values_for_spirent_w_sdncontroller(self): |
| fields = {} |
| fields['scenario'] = "ng4t_with_sdncontroller" |
| # for interface.cfg file |
| fields['zmq_sub_ip'] = self.get_ip_address('sbi_network', SDNControllerServiceInstance, 'zmq_sub_ip') |
| fields['zmq_pub_ip'] = self.get_ip_address('sbi_network', SDNControllerServiceInstance, 'zmq_pub_ip') |
| fields['dp_comm_ip'] = self.get_ip_address('sbi_network', VSPGWUTenant, 'dp_comm_ip') |
| fields['cp_comm_ip'] = self.get_ip_address('nbi_network', VSPGWCTenant, 'cp_comm_ip') |
| fields['fpc_ip'] = self.get_ip_address('nbi_network', SDNControllerServiceInstance, 'fpc_ip') |
| fields['cp_nb_server_ip'] = self.get_ip_address('nbi_network', VSPGWCTenant, 'cp_nb_server_ip') |
| |
| # for dp_config.cfg file |
| fields['s1u_ip'] = self.get_ip_address('s1u_network', VSPGWUTenant, 's1u_ip') |
| fields['sgi_ip'] = self.get_ip_address('sgi_network', VSPGWUTenant, 'sgi_ip') |
| |
| return fields |
| |
| def get_values_for_spirent_wo_sdncontroller(self): |
| fields = {} |
| fields['scenario'] = "ng4t_without_sdncontroller" |
| # for interface.cfg file |
| fields['zmq_sub_ip'] = "127.0.0.1" |
| fields['zmq_pub_ip'] = "127.0.0.1" |
| fields['dp_comm_ip'] = self.get_ip_address('spgw_network', VSPGWUTenant, 'dp_comm_ip') |
| fields['cp_comm_ip'] = self.get_ip_address('spgw_network', VSPGWCTenant, 'cp_comm_ip') |
| fields['fpc_ip'] = "127.0.0.1" |
| fields['cp_nb_server_ip'] = "127.0.0.1" |
| |
| # for cp_config.cfg file |
| fields['s1u_ip'] = self.get_ip_address('s1u_network', VSPGWUTenant, 's1u_ip') |
| fields['sgi_ip'] = self.get_ip_address('sgi_network', VSPGWUTenant, 'sgi_ip') |
| |
| return fields |
| |
| def has_venb(self): |
| # try get vMME instance |
| try: |
| instance_id = self.get_instance_id(VENBServiceInstance) |
| except Exception: |
| self.log.debug('VENBServiceInstance not found') |
| return False |
| |
| return True |
| |
| def has_vmme(self): |
| # try get vMME instance |
| try: |
| instance_id = self.get_instance_id(VMMETenant) |
| except Exception: |
| self.log.debug('VMMETenant not found') |
| return False |
| |
| return True |
| |
| def has_sdncontroller(self): |
| # try get vMME instance |
| try: |
| instance_id = self.get_instance_id(SDNControllerServiceInstance) |
| except Exception: |
| self.log.debug('SDNControllerServiceInstance not found') |
| return False |
| |
| return True |
| |
| def has_vspgwu(self): |
| # try get vMME instance |
| try: |
| instance_id = self.get_instance_id(VSPGWUTenant) |
| except Exception: |
| self.log.debug('VSPGWU not found') |
| return False |
| |
| return True |
| |
| def has_internetemulator(self): |
| # try get vMME instance |
| try: |
| instance_id = self.get_instance_id(InternetEmulatorServiceInstance) |
| except Exception: |
| self.log.debug('InternetEmulator instance not found') |
| return False |
| |
| return True |
| |
| # Which scenario does it use among Spirent or NG4T? |
| def get_scenario(self): |
| # try get vENB instance: one of both Spirent and NG4T |
| venb_flag = self.has_venb() |
| vmme_flag = self.has_vmme() |
| sdncontroller_flag = self.has_sdncontroller() |
| vspgwu_flag = self.has_vspgwu() |
| internetemulator_flag = self.has_internetemulator() |
| |
| if vmme_flag and venb_flag and sdncontroller_flag and vspgwu_flag and internetemulator_flag: |
| return 'ng4t_with_sdncontroller' |
| |
| if vmme_flag and venb_flag and (not sdncontroller_flag) and vspgwu_flag and internetemulator_flag: |
| return 'ng4t_without_sdncontroller' |
| |
| if (not vmme_flag) and venb_flag and sdncontroller_flag and vspgwu_flag and (not internetemulator_flag): |
| return 'spirent_with_sdncontroller' |
| |
| if (not vmme_flag) and venb_flag and (not sdncontroller_flag) and vspgwu_flag and ( |
| not internetemulator_flag): |
| return 'spirent_without_sdncontroller' |
| |
| return 'manual' |
| |
| def get_ip_address(self, network_name, service_instance, parameter): |
| |
| try: |
| net_id = self.get_network_id(network_name) |
| ins_id = self.get_instance_id(service_instance) |
| ip_address = Port.objects.get(network_id=net_id, instance_id=ins_id).ip |
| except Exception: |
| self.log.error("Failed to fetch parameter", parameter = parameter, network_name = network_name) |
| self.defer_sync("Waiting for parameters to become available") |
| |
| return ip_address |
| |
| # To get each network id |
| def get_network_id(self, network_name): |
| return Network.objects.get(name=network_name).id |
| |
| # To get service_instance (assumption: there is a single instance for each service) |
| def get_instance_id(self, serviceinstance): |
| instances = serviceinstance.objects.all() |
| instance_id = instances[0].instance_id |
| return instance_id |