182 lines
7.3 KiB
Python
182 lines
7.3 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2011 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 2011 Nebula, 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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"""
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Views for managing Nova floating ips.
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"""
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import logging
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from django import template
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from django.contrib import messages
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from django.contrib.auth.decorators import login_required
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from django import shortcuts
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from django.utils.translation import ugettext as _
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from django_openstack import api
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from django_openstack import forms
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from novaclient import exceptions as novaclient_exceptions
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LOG = logging.getLogger('django_openstack.dash.views.floating_ip')
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class ReleaseFloatingIp(forms.SelfHandlingForm):
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floating_ip_id = forms.CharField(widget=forms.HiddenInput())
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def handle(self, request, data):
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try:
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LOG.info('Releasing Floating IP "%s"' % data['floating_ip_id'])
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api.tenant_floating_ip_release(request, data['floating_ip_id'])
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messages.info(request, _('Successfully released Floating IP: %s')
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% data['floating_ip_id'])
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except novaclient_exceptions.ClientException, e:
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LOG.exception("ClientException in ReleaseFloatingIp")
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messages.error(request, _('Error releasing Floating IP '
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'from tenant: %s') % e.message)
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return shortcuts.redirect(request.build_absolute_uri())
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class FloatingIpAssociate(forms.SelfHandlingForm):
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floating_ip_id = forms.CharField(widget=forms.HiddenInput())
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floating_ip = forms.CharField(widget=forms.TextInput(
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attrs={'readonly': 'readonly'}))
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instance_id = forms.ChoiceField()
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def __init__(self, *args, **kwargs):
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super(FloatingIpAssociate, self).__init__(*args, **kwargs)
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instancelist = kwargs.get('initial', {}).get('instances', [])
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self.fields['instance_id'] = forms.ChoiceField(
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choices=instancelist,
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label=_("Instance"))
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def handle(self, request, data):
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try:
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api.server_add_floating_ip(request,
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data['instance_id'],
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data['floating_ip_id'])
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LOG.info('Associating Floating IP "%s" with Instance "%s"'
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% (data['floating_ip'], data['instance_id']))
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messages.info(request, _('Successfully associated Floating IP: \
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%(ip)s with Instance: %(inst)s'
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% {"ip": data['floating_ip'],
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"inst": data['instance_id']}))
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except novaclient_exceptions.ClientException, e:
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LOG.exception("ClientException in FloatingIpAssociate")
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messages.error(request, _('Error associating Floating IP: %s')
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% e.message)
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return shortcuts.redirect('dash_floating_ips', request.user.tenant_id)
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class FloatingIpDisassociate(forms.SelfHandlingForm):
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floating_ip_id = forms.CharField(widget=forms.HiddenInput())
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def handle(self, request, data):
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try:
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fip = api.tenant_floating_ip_get(request, data['floating_ip_id'])
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api.server_remove_floating_ip(request, fip.instance_id, fip.id)
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LOG.info('Disassociating Floating IP "%s"'
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% data['floating_ip_id'])
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messages.info(request,
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_('Successfully disassociated Floating IP: %s')
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% data['floating_ip_id'])
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except novaclient_exceptions.ClientException, e:
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LOG.exception("ClientException in FloatingIpAssociate")
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messages.error(request, _('Error disassociating Floating IP: %s')
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% e.message)
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return shortcuts.redirect('dash_floating_ips', request.user.tenant_id)
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class FloatingIpAllocate(forms.SelfHandlingForm):
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tenant_id = forms.CharField(widget=forms.HiddenInput())
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def handle(self, request, data):
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try:
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fip = api.tenant_floating_ip_allocate(request)
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LOG.info('Allocating Floating IP "%s" to tenant "%s"'
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% (fip.ip, data['tenant_id']))
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messages.success(request,
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_('Successfully allocated Floating IP "%(ip)s"\
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to tenant "%(tenant)s"')
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% {"ip": fip.ip, "tenant": data['tenant_id']})
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except novaclient_exceptions.ClientException, e:
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LOG.exception("ClientException in FloatingIpAllocate")
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messages.error(request, _('Error allocating Floating IP "%(ip)s"\
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to tenant "%(tenant)s": %(msg)s') %
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{"ip": fip.ip, "tenant": data['tenant_id'], "msg": e.message})
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return shortcuts.redirect('dash_floating_ips', request.user.tenant_id)
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@login_required
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def index(request, tenant_id):
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for f in (ReleaseFloatingIp, FloatingIpDisassociate, FloatingIpAllocate):
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_unused, handled = f.maybe_handle(request)
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if handled:
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return handled
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try:
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floating_ips = api.tenant_floating_ip_list(request)
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except novaclient_exceptions.ClientException, e:
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floating_ips = []
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LOG.exception("ClientException in floating ip index")
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messages.error(request,
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_('Error fetching floating ips: %s') % e.message)
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return shortcuts.render_to_response(
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'django_openstack/dash/floating_ips/index.html', {
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'allocate_form': FloatingIpAllocate(
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initial={'tenant_id': request.user.tenant_id}),
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'disassociate_form': FloatingIpDisassociate(),
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'floating_ips': floating_ips,
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'release_form': ReleaseFloatingIp(),
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}, context_instance=template.RequestContext(request))
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@login_required
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def associate(request, tenant_id, ip_id):
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instancelist = [(server.id, 'id: %s, name: %s' %
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(server.id, server.name))
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for server in api.server_list(request)]
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form, handled = FloatingIpAssociate().maybe_handle(request, initial={
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'floating_ip_id': ip_id,
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'floating_ip': api.tenant_floating_ip_get(request, ip_id).ip,
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'instances': instancelist})
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if handled:
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return handled
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return shortcuts.render_to_response(
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'django_openstack/dash/floating_ips/associate.html', {
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'associate_form': form,
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}, context_instance=template.RequestContext(request))
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@login_required
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def disassociate(request, tenant_id, ip_id):
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form, handled = FloatingIpDisassociate().maybe_handle(request)
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if handled:
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return handled
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return shortcuts.render_to_response(
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'django_openstack/dash/floating_ips/associate.html', {
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}, context_instance=template.RequestContext(request))
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