############################################################################## # Copyright (c) 2016 Tim Rozet (trozet@redhat.com) and others. # # All rights reserved. This program and the accompanying materials # are made available under the terms of the Apache License, Version 2.0 # which accompanies this distribution, and is available at # http://www.apache.org/licenses/LICENSE-2.0 ############################################################################## import re import yaml from apex.settings.network_settings import NetworkSettings from apex.common.constants import ( CONTROLLER, COMPUTE, ADMIN_NETWORK, TENANT_NETWORK, STORAGE_NETWORK, EXTERNAL_NETWORK, API_NETWORK, DEFAULT_OS_VERSION, ) HEAT_NONE = 'OS::Heat::None' PORTS = '/ports' # Resources defined by : EXTERNAL_RESOURCES = {'OS::TripleO::Network::External': None, 'OS::TripleO::Network::Ports::ExternalVipPort': PORTS, 'OS::TripleO::Controller::Ports::ExternalPort': PORTS, 'OS::TripleO::Compute::Ports::ExternalPort': PORTS} TENANT_RESOURCES = {'OS::TripleO::Network::Tenant': None, 'OS::TripleO::Controller::Ports::TenantPort': PORTS, 'OS::TripleO::Compute::Ports::TenantPort': PORTS} STORAGE_RESOURCES = {'OS::TripleO::Network::Storage': None, 'OS::TripleO::Network::Ports::StorageVipPort': PORTS, 'OS::TripleO::Controller::Ports::StoragePort': PORTS, 'OS::TripleO::Compute::Ports::StoragePort': PORTS} API_RESOURCES = {'OS::TripleO::Network::InternalApi': None, 'OS::TripleO::Network::Ports::InternalApiVipPort': PORTS, 'OS::TripleO::Controller::Ports::InternalApiPort': PORTS, 'OS::TripleO::Compute::Ports::InternalApiPort': PORTS} STORAGE_MGMT_RESOURCES = { 'OS::TripleO::Network::StorageMgmt': None, 'OS::TripleO::Network::Ports::StorageMgmtVipPort': PORTS, 'OS::TripleO::Controller::Ports::StorageMgmtPort': PORTS, 'OS::TripleO::Compute::Ports::StorageMgmtPort': PORTS } # A list of flags that will be set to true when IPv6 is enabled IPV6_FLAGS = ["NovaIPv6", "MongoDbIPv6", "CorosyncIPv6", "CephIPv6", "RabbitIPv6", "MemcachedIPv6"] reg = 'resource_registry' param_def = 'parameter_defaults' class NetworkEnvironment(dict): """ This class creates a Network Environment to be used in TripleO Heat Templates. The class builds upon an existing network-environment file and modifies based on a NetworkSettings object. """ def __init__(self, net_settings, filename, compute_pre_config=False, controller_pre_config=False, os_version=DEFAULT_OS_VERSION): """ Create Network Environment according to Network Settings """ init_dict = {} if not isinstance(net_settings, NetworkSettings): raise NetworkEnvException('Invalid Network Settings object') if isinstance(filename, str): with open(filename, 'r') as net_env_fh: init_dict = yaml.safe_load(net_env_fh) super().__init__(init_dict) self._set_tht_dir() nets = net_settings['networks'] self.os_version = os_version admin_cidr = nets[ADMIN_NETWORK]['cidr'] admin_prefix = str(admin_cidr.prefixlen) self[param_def]['ControlPlaneSubnetCidr'] = admin_prefix self[param_def]['ControlPlaneDefaultRoute'] = \ nets[ADMIN_NETWORK]['gateway'] self[param_def]['EC2MetadataIp'] = \ nets[ADMIN_NETWORK]['installer_vm']['ip'] self[param_def]['DnsServers'] = net_settings['dns_servers'] if EXTERNAL_NETWORK in net_settings.enabled_network_list: external_cidr = net_settings.get_network(EXTERNAL_NETWORK)['cidr'] self[param_def]['ExternalNetCidr'] = str(external_cidr) external_vlan = self._get_vlan(net_settings.get_network( EXTERNAL_NETWORK)) if isinstance(external_vlan, int): self[param_def]['NeutronExternalNetworkBridge'] = '""' self[param_def]['ExternalNetworkVlanID'] = external_vlan external_range = net_settings.get_network(EXTERNAL_NETWORK)[ 'overcloud_ip_range'] self[param_def]['ExternalAllocationPools'] = \ [{'start': str(external_range[0]), 'end': str(external_range[1])}] self[param_def]['ExternalInterfaceDefaultRoute'] = \ net_settings.get_network(EXTERNAL_NETWORK)['gateway'] if external_cidr.version == 6: postfix = '/external_v6.yaml' else: postfix = '/external.yaml' else: postfix = '/noop.yaml' # apply resource registry update for EXTERNAL_RESOURCES self._config_resource_reg(EXTERNAL_RESOURCES, postfix) if TENANT_NETWORK in net_settings.enabled_network_list: tenant_range = nets[TENANT_NETWORK]['overcloud_ip_range'] self[param_def]['TenantAllocationPools'] = \ [{'start': str(tenant_range[0]), 'end': str(tenant_range[1])}] tenant_cidr = nets[TENANT_NETWORK]['cidr'] self[param_def]['TenantNetCidr'] = str(tenant_cidr) if tenant_cidr.version == 6: postfix = '/tenant_v6.yaml' # set overlay_ip_version option in Neutron ML2 config self[param_def]['NeutronOverlayIPVersion'] = "6" else: postfix = '/tenant.yaml' tenant_vlan = self._get_vlan(nets[TENANT_NETWORK]) if isinstance(tenant_vlan, int): self[param_def]['TenantNetworkVlanID'] = tenant_vlan else: postfix = '/noop.yaml' # apply resource registry update for TENANT_RESOURCES self._config_resource_reg(TENANT_RESOURCES, postfix) if STORAGE_NETWORK in net_settings.enabled_network_list: storage_range = nets[STORAGE_NETWORK]['overcloud_ip_range'] self[param_def]['StorageAllocationPools'] = \ [{'start': str(storage_range[0]), 'end': str(storage_range[1])}] storage_cidr = nets[STORAGE_NETWORK]['cidr'] self[param_def]['StorageNetCidr'] = str(storage_cidr) if storage_cidr.version == 6: postfix = '/storage_v6.yaml' else: postfix = '/storage.yaml' storage_vlan = self._get_vlan(nets[STORAGE_NETWORK]) if isinstance(storage_vlan, int): self[param_def]['StorageNetworkVlanID'] = storage_vlan else: postfix = '/noop.yaml' # apply resource registry update for STORAGE_RESOURCES self._config_resource_reg(STORAGE_RESOURCES, postfix) if API_NETWORK in net_settings.enabled_network_list: api_range = nets[API_NETWORK]['overcloud_ip_range'] self[param_def]['InternalApiAllocationPools'] = \ [{'start': str(api_range[0]), 'end': str(api_range[1])}] api_cidr = nets[API_NETWORK]['cidr'] self[param_def]['InternalApiNetCidr'] = str(api_cidr) if api_cidr.version == 6: postfix = '/internal_api_v6.yaml' else: postfix = '/internal_api.yaml' api_vlan = self._get_vlan(nets[API_NETWORK]) if isinstance(api_vlan, int): self[param_def]['InternalApiNetworkVlanID'] = api_vlan else: postfix = '/noop.yaml' # apply resource registry update for API_RESOURCES self._config_resource_reg(API_RESOURCES, postfix) if self.os_version != 'ocata': self._config_resource_reg(STORAGE_MGMT_RESOURCES, '/noop.yaml') # Set IPv6 related flags to True. Not that we do not set those to False # when IPv4 is configured, we'll use the default or whatever the user # may have set. if net_settings.get_ip_addr_family() == 6: for flag in IPV6_FLAGS: self[param_def][flag] = True self._update_service_netmap(net_settings.enabled_network_list) def _get_vlan(self, network): if isinstance(network['nic_mapping'][CONTROLLER]['vlan'], int): return network['nic_mapping'][CONTROLLER]['vlan'] elif isinstance(network['nic_mapping'][COMPUTE]['vlan'], int): return network['nic_mapping'][COMPUTE]['vlan'] else: return 'native' def _set_tht_dir(self): self.tht_dir = None for key, prefix in TENANT_RESOURCES.items(): if prefix is None: prefix = '' m = re.split('%s/\w+\.yaml' % prefix, self[reg][key]) if m is not None and len(m) > 1: self.tht_dir = m[0] break if not self.tht_dir: raise NetworkEnvException('Unable to parse THT Directory') def _config_resource_reg(self, resources, postfix): for key, prefix in resources.items(): if prefix is None: if postfix == '/noop.yaml': if self.os_version == 'ocata': self[reg][key] = HEAT_NONE else: del self[reg][key] continue prefix = '' self[reg][key] = self.tht_dir + prefix + postfix def _update_service_netmap(self, network_list): if 'ServiceNetMap' not in self[param_def]: return for service, network in self[param_def]['ServiceNetMap'].items(): if network not in network_list: self[param_def]['ServiceNetMap'][service] = 'ctlplane' class NetworkEnvException(Exception): def __init__(self, value): self.value = value def __str__(self): return self.value