81247fda00
Modifying the api.nova.server_list() method to optionally handle pagination. The method will also work without pagination to support the many other place than the instance views that continue to call the method. Fixes: bug #1046915 Change-Id: I8195f1f2d8922e1722743d7a2d627a8645e8b3bd
435 lines
15 KiB
Python
435 lines
15 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2012 United States Government as represented by the
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# Administrator of the National Aeronautics and Space Administration.
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# All Rights Reserved.
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#
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# Copyright 2012 Cisco Systems, Inc.
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# Copyright 2012 NEC Corporation
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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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from __future__ import absolute_import
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import logging
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from quantumclient.v2_0 import client as quantum_client
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from django.utils.datastructures import SortedDict
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from horizon.conf import HORIZON_CONFIG
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from openstack_dashboard.api.base import APIDictWrapper, url_for
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from openstack_dashboard.api import network
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from openstack_dashboard.api import nova
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LOG = logging.getLogger(__name__)
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IP_VERSION_DICT = {4: 'IPv4', 6: 'IPv6'}
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class QuantumAPIDictWrapper(APIDictWrapper):
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def set_id_as_name_if_empty(self, length=8):
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try:
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if not self._apidict['name']:
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id = self._apidict['id']
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if length:
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id = id[:length]
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self._apidict['name'] = '(%s)' % id
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except KeyError:
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pass
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def items(self):
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return self._apidict.items()
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class Network(QuantumAPIDictWrapper):
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"""Wrapper for quantum Networks"""
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def __init__(self, apiresource):
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apiresource['admin_state'] = \
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'UP' if apiresource['admin_state_up'] else 'DOWN'
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# Django cannot handle a key name with a colon, so remap another key
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for key in apiresource.keys():
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if key.find(':'):
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apiresource['__'.join(key.split(':'))] = apiresource[key]
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super(Network, self).__init__(apiresource)
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class Subnet(QuantumAPIDictWrapper):
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"""Wrapper for quantum subnets"""
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def __init__(self, apiresource):
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apiresource['ipver_str'] = get_ipver_str(apiresource['ip_version'])
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super(Subnet, self).__init__(apiresource)
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class Port(QuantumAPIDictWrapper):
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"""Wrapper for quantum ports"""
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def __init__(self, apiresource):
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apiresource['admin_state'] = \
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'UP' if apiresource['admin_state_up'] else 'DOWN'
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super(Port, self).__init__(apiresource)
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class Router(QuantumAPIDictWrapper):
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"""Wrapper for quantum routers"""
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def __init__(self, apiresource):
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#apiresource['admin_state'] = \
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# 'UP' if apiresource['admin_state_up'] else 'DOWN'
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super(Router, self).__init__(apiresource)
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class FloatingIp(APIDictWrapper):
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_attrs = ['id', 'ip', 'fixed_ip', 'port_id', 'instance_id', 'pool']
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def __init__(self, fip):
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fip['ip'] = fip['floating_ip_address']
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fip['fixed_ip'] = fip['fixed_ip_address']
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fip['pool'] = fip['floating_network_id']
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super(FloatingIp, self).__init__(fip)
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class FloatingIpPool(APIDictWrapper):
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pass
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class FloatingIpTarget(APIDictWrapper):
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pass
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class FloatingIpManager(network.FloatingIpManager):
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def __init__(self, request):
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self.request = request
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self.client = quantumclient(request)
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def list_pools(self):
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search_opts = {'router:external': True}
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return [FloatingIpPool(pool) for pool
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in self.client.list_networks(**search_opts).get('networks')]
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def list(self):
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fips = self.client.list_floatingips().get('floatingips')
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# Get port list to add instance_id to floating IP list
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# instance_id is stored in device_id attribute
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ports = port_list(self.request)
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device_id_dict = SortedDict([(p['id'], p['device_id']) for p in ports])
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for fip in fips:
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if fip['port_id']:
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fip['instance_id'] = device_id_dict[fip['port_id']]
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else:
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fip['instance_id'] = None
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return [FloatingIp(fip) for fip in fips]
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def get(self, floating_ip_id):
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fip = self.client.show_floatingip(floating_ip_id).get('floatingip')
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if fip['port_id']:
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fip['instance_id'] = port_get(self.request,
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fip['port_id']).device_id
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else:
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fip['instance_id'] = None
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return FloatingIp(fip)
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def allocate(self, pool):
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body = {'floatingip': {'floating_network_id': pool}}
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fip = self.client.create_floatingip(body).get('floatingip')
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fip['instance_id'] = None
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return FloatingIp(fip)
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def release(self, floating_ip_id):
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self.client.delete_floatingip(floating_ip_id)
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def associate(self, floating_ip_id, port_id):
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# NOTE: In Quantum Horizon floating IP support, port_id is
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# "<port_id>_<ip_address>" format to identify multiple ports.
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pid, ip_address = port_id.split('_', 1)
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update_dict = {'port_id': pid,
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'fixed_ip_address': ip_address}
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self.client.update_floatingip(floating_ip_id,
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{'floatingip': update_dict})
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def disassociate(self, floating_ip_id, port_id):
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update_dict = {'port_id': None}
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self.client.update_floatingip(floating_ip_id,
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{'floatingip': update_dict})
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def list_targets(self):
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ports = port_list(self.request)
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servers, has_more = nova.server_list(self.request)
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server_dict = SortedDict([(s.id, s.name) for s in servers])
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targets = []
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for p in ports:
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# Remove network ports from Floating IP targets
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if p.device_owner.startswith('network:'):
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continue
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port_id = p.id
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server_name = server_dict.get(p.device_id)
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for ip in p.fixed_ips:
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target = {'name': '%s: %s' % (server_name, ip['ip_address']),
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'id': '%s_%s' % (port_id, ip['ip_address'])}
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targets.append(FloatingIpTarget(target))
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return targets
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def get_target_id_by_instance(self, instance_id):
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# In Quantum one port can have multiple ip addresses, so this method
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# picks up the first one and generate target id.
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if not instance_id:
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return None
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search_opts = {'device_id': instance_id}
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ports = port_list(self.request, **search_opts)
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if not ports:
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return None
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return '%s_%s' % (ports[0].id, ports[0].fixed_ips[0]['ip_address'])
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def is_simple_associate_supported(self):
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# NOTE: There are two reason that simple association support
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# needs more considerations. (1) Quantum does not support the
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# default floating IP pool at the moment. It can be avoided
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# in case where only one floating IP pool exists.
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# (2) Quantum floating IP is associated with each VIF and
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# we need to check whether such VIF is only one for an instance
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# to enable simple association support.
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return False
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def get_ipver_str(ip_version):
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"""Convert an ip version number to a human-friendly string"""
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return IP_VERSION_DICT.get(ip_version, '')
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def quantumclient(request):
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LOG.debug('quantumclient connection created using token "%s" and url "%s"'
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% (request.user.token.id, url_for(request, 'network')))
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LOG.debug('user_id=%(user)s, tenant_id=%(tenant)s' %
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{'user': request.user.id, 'tenant': request.user.tenant_id})
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c = quantum_client.Client(token=request.user.token.id,
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endpoint_url=url_for(request, 'network'))
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return c
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def network_list(request, **params):
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LOG.debug("network_list(): params=%s" % (params))
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networks = quantumclient(request).list_networks(**params).get('networks')
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# Get subnet list to expand subnet info in network list.
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subnets = subnet_list(request)
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subnet_dict = SortedDict([(s['id'], s) for s in subnets])
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# Expand subnet list from subnet_id to values.
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for n in networks:
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n['subnets'] = [subnet_dict.get(s) for s in n.get('subnets', [])]
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return [Network(n) for n in networks]
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def network_list_for_tenant(request, tenant_id, **params):
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"""Return a network list available for the tenant.
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The list contains networks owned by the tenant and public networks.
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If requested_networks specified, it searches requested_networks only.
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"""
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LOG.debug("network_list_for_tenant(): tenant_id=%s, params=%s"
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% (tenant_id, params))
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# If a user has admin role, network list returned by Quantum API
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# contains networks that do not belong to that tenant.
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# So we need to specify tenant_id when calling network_list().
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networks = network_list(request, tenant_id=tenant_id,
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shared=False, **params)
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# In the current Quantum API, there is no way to retrieve
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# both owner networks and public networks in a single API call.
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networks += network_list(request, shared=True, **params)
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return networks
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def network_get(request, network_id, expand_subnet=True, **params):
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LOG.debug("network_get(): netid=%s, params=%s" % (network_id, params))
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network = quantumclient(request).show_network(network_id,
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**params).get('network')
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# Since the number of subnets per network must be small,
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# call subnet_get() for each subnet instead of calling
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# subnet_list() once.
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if expand_subnet:
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network['subnets'] = [subnet_get(request, sid)
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for sid in network['subnets']]
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return Network(network)
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def network_create(request, **kwargs):
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"""
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Create a subnet on a specified network.
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:param request: request context
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:param tenant_id: (optional) tenant id of the network created
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:param name: (optional) name of the network created
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:returns: Subnet object
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"""
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LOG.debug("network_create(): kwargs = %s" % kwargs)
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body = {'network': kwargs}
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network = quantumclient(request).create_network(body=body).get('network')
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return Network(network)
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def network_modify(request, network_id, **kwargs):
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LOG.debug("network_modify(): netid=%s, params=%s" % (network_id, kwargs))
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body = {'network': kwargs}
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network = quantumclient(request).update_network(network_id,
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body=body).get('network')
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return Network(network)
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def network_delete(request, network_id):
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LOG.debug("network_delete(): netid=%s" % network_id)
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quantumclient(request).delete_network(network_id)
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def subnet_list(request, **params):
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LOG.debug("subnet_list(): params=%s" % (params))
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subnets = quantumclient(request).list_subnets(**params).get('subnets')
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return [Subnet(s) for s in subnets]
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def subnet_get(request, subnet_id, **params):
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LOG.debug("subnet_get(): subnetid=%s, params=%s" % (subnet_id, params))
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subnet = quantumclient(request).show_subnet(subnet_id,
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**params).get('subnet')
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return Subnet(subnet)
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def subnet_create(request, network_id, cidr, ip_version, **kwargs):
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"""
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Create a subnet on a specified network.
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:param request: request context
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:param network_id: network id a subnet is created on
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:param cidr: subnet IP address range
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:param ip_version: IP version (4 or 6)
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:param gateway_ip: (optional) IP address of gateway
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:param tenant_id: (optional) tenant id of the subnet created
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:param name: (optional) name of the subnet created
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:returns: Subnet object
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"""
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LOG.debug("subnet_create(): netid=%s, cidr=%s, ipver=%d, kwargs=%s"
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% (network_id, cidr, ip_version, kwargs))
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body = {'subnet':
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{'network_id': network_id,
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'ip_version': ip_version,
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'cidr': cidr}}
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body['subnet'].update(kwargs)
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subnet = quantumclient(request).create_subnet(body=body).get('subnet')
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return Subnet(subnet)
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def subnet_modify(request, subnet_id, **kwargs):
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LOG.debug("subnet_modify(): subnetid=%s, kwargs=%s" % (subnet_id, kwargs))
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body = {'subnet': kwargs}
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subnet = quantumclient(request).update_subnet(subnet_id,
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body=body).get('subnet')
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return Subnet(subnet)
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def subnet_delete(request, subnet_id):
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LOG.debug("subnet_delete(): subnetid=%s" % subnet_id)
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quantumclient(request).delete_subnet(subnet_id)
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def port_list(request, **params):
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LOG.debug("port_list(): params=%s" % (params))
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ports = quantumclient(request).list_ports(**params).get('ports')
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return [Port(p) for p in ports]
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def port_get(request, port_id, **params):
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LOG.debug("port_get(): portid=%s, params=%s" % (port_id, params))
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port = quantumclient(request).show_port(port_id, **params).get('port')
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return Port(port)
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def port_create(request, network_id, **kwargs):
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"""
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Create a port on a specified network.
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:param request: request context
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:param network_id: network id a subnet is created on
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:param device_id: (optional) device id attached to the port
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:param tenant_id: (optional) tenant id of the port created
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:param name: (optional) name of the port created
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:returns: Port object
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"""
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LOG.debug("port_create(): netid=%s, kwargs=%s" % (network_id, kwargs))
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body = {'port': {'network_id': network_id}}
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body['port'].update(kwargs)
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port = quantumclient(request).create_port(body=body).get('port')
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return Port(port)
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def port_delete(request, port_id):
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LOG.debug("port_delete(): portid=%s" % port_id)
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quantumclient(request).delete_port(port_id)
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def port_modify(request, port_id, **kwargs):
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LOG.debug("port_modify(): portid=%s, kwargs=%s" % (port_id, kwargs))
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body = {'port': kwargs}
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port = quantumclient(request).update_port(port_id, body=body).get('port')
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return Port(port)
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def router_create(request, **kwargs):
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LOG.debug("router_create():, kwargs=%s" % kwargs)
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body = {'router': {}}
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body['router'].update(kwargs)
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router = quantumclient(request).create_router(body=body).get('router')
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return Router(router)
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def router_get(request, router_id, **params):
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router = quantumclient(request).show_router(router_id,
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**params).get('router')
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return Router(router)
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def router_list(request, **params):
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routers = quantumclient(request).list_routers(**params).get('routers')
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return [Router(r) for r in routers]
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def router_delete(request, router_id):
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quantumclient(request).delete_router(router_id)
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def router_add_interface(request, router_id, subnet_id=None, port_id=None):
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body = {}
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if subnet_id:
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body['subnet_id'] = subnet_id
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if port_id:
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body['port_id'] = port_id
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client = quantumclient(request)
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return client.add_interface_router(router_id, body)
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def router_remove_interface(request, router_id, subnet_id=None, port_id=None):
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body = {}
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if subnet_id:
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body['subnet_id'] = subnet_id
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if port_id:
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body['port_id'] = port_id
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quantumclient(request).remove_interface_router(router_id, body)
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def router_add_gateway(request, router_id, network_id):
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body = {'network_id': network_id}
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quantumclient(request).add_gateway_router(router_id, body)
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def router_remove_gateway(request, router_id):
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quantumclient(request).remove_gateway_router(router_id)
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