201 lines
8.2 KiB
Python
201 lines
8.2 KiB
Python
# Copyright 2012, Nachi Ueno, NTT MCL, Inc.
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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 logging
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from django.core.urlresolvers import reverse
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from django.utils.translation import ugettext_lazy as _
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from horizon import exceptions
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from horizon import forms
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from horizon import messages
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from openstack_dashboard import api
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LOG = logging.getLogger(__name__)
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class AddInterface(forms.SelfHandlingForm):
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subnet_id = forms.ThemableChoiceField(label=_("Subnet"))
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ip_address = forms.IPField(
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label=_("IP Address (optional)"), required=False, initial="",
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help_text=_("Specify an IP address for the interface "
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"created (e.g. 192.168.0.254)."),
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version=forms.IPv4 | forms.IPv6, mask=False)
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router_name = forms.CharField(label=_("Router Name"),
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widget=forms.TextInput(
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attrs={'readonly': 'readonly'}))
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router_id = forms.CharField(label=_("Router ID"),
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widget=forms.TextInput(
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attrs={'readonly': 'readonly'}))
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failure_url = 'horizon:project:routers:detail'
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def __init__(self, request, *args, **kwargs):
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super(AddInterface, self).__init__(request, *args, **kwargs)
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c = self.populate_subnet_id_choices(request)
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self.fields['subnet_id'].choices = c
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def populate_subnet_id_choices(self, request):
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tenant_id = self.request.user.tenant_id
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networks = []
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router_subnet_ids = []
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router_id = request.GET.get('router_id',
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self.initial.get('router_id'))
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try:
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networks = api.neutron.network_list_for_tenant(request, tenant_id)
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if router_id:
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ports = api.neutron.port_list(request, device_id=router_id)
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router_subnet_ids = [fixed_ip["subnet_id"] for port in ports
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for fixed_ip in port.fixed_ips]
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except Exception as e:
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LOG.info('Failed to get network list: %s', e)
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msg = _('Failed to get network list: %s') % e
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messages.error(request, msg)
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if router_id:
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redirect = reverse(self.failure_url, args=[router_id])
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else:
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redirect = reverse('horizon:project:routers:index')
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exceptions.handle(request, msg, redirect=redirect)
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return
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choices = []
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for n in networks:
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net_name = n.name + ': ' if n.name else ''
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choices += [(subnet.id,
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'%s%s (%s)' % (net_name, subnet.cidr,
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subnet.name or subnet.id))
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for subnet in n['subnets']
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if subnet.id not in router_subnet_ids
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and subnet.gateway_ip]
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if choices:
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choices.insert(0, ("", _("Select Subnet")))
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else:
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choices.insert(0, ("", _("No subnets available")))
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return choices
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def handle(self, request, data):
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if data['ip_address']:
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port = self._add_interface_by_port(request, data)
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else:
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port = self._add_interface_by_subnet(request, data)
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msg = _('Interface added')
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if port:
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msg += ' ' + port.fixed_ips[0]['ip_address']
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messages.success(request, msg)
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return True
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def _add_interface_by_subnet(self, request, data):
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router_id = data['router_id']
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try:
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router_inf = api.neutron.router_add_interface(
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request, router_id, subnet_id=data['subnet_id'])
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except Exception as e:
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self._handle_error(request, router_id, e)
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try:
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port = api.neutron.port_get(request, router_inf['port_id'])
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except Exception:
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# Ignore an error when port_get() since it is just
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# to get an IP address for the interface.
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port = None
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return port
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def _add_interface_by_port(self, request, data):
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router_id = data['router_id']
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subnet_id = data['subnet_id']
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try:
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subnet = api.neutron.subnet_get(request, subnet_id)
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except Exception:
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msg = _('Unable to get subnet "%s"') % subnet_id
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self._handle_error(request, router_id, msg)
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try:
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ip_address = data['ip_address']
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body = {'network_id': subnet.network_id,
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'fixed_ips': [{'subnet_id': subnet.id,
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'ip_address': ip_address}]}
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port = api.neutron.port_create(request, **body)
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except Exception as e:
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self._handle_error(request, router_id, e)
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try:
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api.neutron.router_add_interface(request, router_id,
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port_id=port.id)
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except Exception as e:
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self._delete_port(request, port)
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self._handle_error(request, router_id, e)
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return port
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def _handle_error(self, request, router_id, reason):
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LOG.info('Failed to add_interface: %s', reason)
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msg = _('Failed to add interface: %s') % reason
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redirect = reverse(self.failure_url, args=[router_id])
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exceptions.handle(request, msg, redirect=redirect)
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def _delete_port(self, request, port):
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try:
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api.neutron.port_delete(request, port.id)
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except Exception as e:
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LOG.info('Failed to delete port %(id)s: %(exc)s',
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{'id': port.id, 'exc': e})
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msg = _('Failed to delete port %s') % port.id
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exceptions.handle(request, msg)
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class SetGatewayForm(forms.SelfHandlingForm):
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network_id = forms.ThemableChoiceField(label=_("External Network"))
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router_name = forms.CharField(label=_("Router Name"),
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widget=forms.TextInput(
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attrs={'readonly': 'readonly'}))
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router_id = forms.CharField(label=_("Router ID"),
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widget=forms.TextInput(
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attrs={'readonly': 'readonly'}))
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failure_url = 'horizon:project:routers:index'
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def __init__(self, request, *args, **kwargs):
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super(SetGatewayForm, self).__init__(request, *args, **kwargs)
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c = self.populate_network_id_choices(request)
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self.fields['network_id'].choices = c
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def populate_network_id_choices(self, request):
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search_opts = {'router:external': True}
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try:
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networks = api.neutron.network_list(request, **search_opts)
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except Exception as e:
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LOG.info('Faield to get network list: %s', e)
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msg = _('Failed to get network list: %s') % e
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messages.error(request, msg)
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redirect = reverse(self.failure_url)
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exceptions.handle(request, msg, redirect=redirect)
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return
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choices = [(network.id, network.name or network.id)
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for network in networks]
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if choices:
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choices.insert(0, ("", _("Select network")))
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else:
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choices.insert(0, ("", _("No networks available")))
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return choices
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def handle(self, request, data):
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try:
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api.neutron.router_add_gateway(request,
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data['router_id'],
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data['network_id'])
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msg = _('Gateway interface is added')
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messages.success(request, msg)
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return True
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except Exception as e:
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LOG.info('Failed to set gateway to router %(id)s: %(exc)s',
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{'id': data['router_id'], 'exc': e})
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msg = _('Failed to set gateway: %s') % e
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redirect = reverse(self.failure_url)
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exceptions.handle(request, msg, redirect=redirect)
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