74 lines
2.8 KiB
Python
74 lines
2.8 KiB
Python
# Copyright 2014 Cisco Systems, Inc. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import netaddr
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from oslo.config import cfg
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from neutron import manager
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from neutron.openstack.common import log as logging
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from neutron.plugins.cisco.l3 import hosting_device_drivers
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LOG = logging.getLogger(__name__)
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# Length mgmt port UUID to be part of VM's config drive filename
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CFG_DRIVE_UUID_START = 24
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CFG_DRIVE_UUID_LEN = 12
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CSR1KV_HD_DRIVER_OPTS = [
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cfg.StrOpt('csr1kv_configdrive_template', default='csr1kv_cfg_template',
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help=_("CSR1kv configdrive template file.")),
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]
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cfg.CONF.register_opts(CSR1KV_HD_DRIVER_OPTS, "hosting_devices")
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class CSR1kvHostingDeviceDriver(hosting_device_drivers.HostingDeviceDriver):
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def hosting_device_name(self):
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return "CSR1kv"
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def create_config(self, context, mgmtport):
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mgmt_ip = mgmtport['fixed_ips'][0]['ip_address']
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subnet_data = self._core_plugin.get_subnet(
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context, mgmtport['fixed_ips'][0]['subnet_id'],
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['cidr', 'gateway_ip', 'dns_nameservers'])
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netmask = str(netaddr.IPNetwork(subnet_data['cidr']).netmask)
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params = {'<ip>': mgmt_ip, '<mask>': netmask,
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'<gw>': subnet_data['gateway_ip'],
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'<name_server>': '8.8.8.8'}
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try:
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cfg_template_filename = (
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cfg.CONF.general.templates_path + "/" +
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cfg.CONF.hosting_devices.csr1kv_configdrive_template)
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vm_cfg_data = ''
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with open(cfg_template_filename, 'r') as cfg_template_file:
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# insert proper instance values in the template
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for line in cfg_template_file:
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tokens = line.strip('\n').split(' ')
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line = ' '.join(map(lambda x: params.get(x, x),
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tokens)) + '\n'
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vm_cfg_data += line
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return {'iosxe_config.txt': vm_cfg_data}
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except IOError as e:
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LOG.error(_('Failed to create config file: %s. Trying to'
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'clean up.'), str(e))
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self.delete_configdrive_files(context, mgmtport)
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raise
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@property
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def _core_plugin(self):
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return manager.NeutronManager.get_plugin()
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