653 lines
22 KiB
Python
653 lines
22 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 Openstack, LLC
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# Copyright 2012 Nebula, Inc.
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# Copyright (c) 2012 X.commerce, a business unit of eBay 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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from __future__ import absolute_import
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import logging
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from django.conf import settings # noqa
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from django.utils.translation import ugettext_lazy as _ # noqa
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from novaclient.v1_1 import client as nova_client
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from novaclient.v1_1.contrib.list_extensions import ListExtManager # noqa
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from novaclient.v1_1 import security_group_rules as nova_rules
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from novaclient.v1_1.security_groups import SecurityGroup as NovaSecurityGroup # noqa
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from novaclient.v1_1.servers import REBOOT_HARD # noqa
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from novaclient.v1_1.servers import REBOOT_SOFT # noqa
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from horizon.conf import HORIZON_CONFIG # noqa
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from horizon.utils.memoized import memoized # noqa
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from openstack_dashboard.api import base
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from openstack_dashboard.api import network_base
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LOG = logging.getLogger(__name__)
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# API static values
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INSTANCE_ACTIVE_STATE = 'ACTIVE'
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VOLUME_STATE_AVAILABLE = "available"
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class VNCConsole(base.APIDictWrapper):
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"""Wrapper for the "console" dictionary returned by the
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novaclient.servers.get_vnc_console method.
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"""
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_attrs = ['url', 'type']
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class SPICEConsole(base.APIDictWrapper):
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"""Wrapper for the "console" dictionary returned by the
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novaclient.servers.get_spice_console method.
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"""
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_attrs = ['url', 'type']
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class Server(base.APIResourceWrapper):
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"""Simple wrapper around novaclient.server.Server
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Preserves the request info so image name can later be retrieved
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"""
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_attrs = ['addresses', 'attrs', 'id', 'image', 'links',
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'metadata', 'name', 'private_ip', 'public_ip', 'status', 'uuid',
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'image_name', 'VirtualInterfaces', 'flavor', 'key_name',
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'tenant_id', 'user_id', 'OS-EXT-STS:power_state',
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'OS-EXT-STS:task_state', 'OS-EXT-SRV-ATTR:instance_name',
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'OS-EXT-SRV-ATTR:host', 'created']
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def __init__(self, apiresource, request):
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super(Server, self).__init__(apiresource)
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self.request = request
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@property
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def image_name(self):
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import glanceclient.exc as glance_exceptions
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from openstack_dashboard.api import glance
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if not self.image:
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return "(not found)"
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try:
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image = glance.image_get(self.request, self.image['id'])
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return image.name
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except glance_exceptions.ClientException:
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return "(not found)"
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@property
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def internal_name(self):
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return getattr(self, 'OS-EXT-SRV-ATTR:instance_name', "")
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class NovaUsage(base.APIResourceWrapper):
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"""Simple wrapper around contrib/simple_usage.py."""
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_attrs = ['start', 'server_usages', 'stop', 'tenant_id',
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'total_local_gb_usage', 'total_memory_mb_usage',
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'total_vcpus_usage', 'total_hours']
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def get_summary(self):
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return {'instances': self.total_active_instances,
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'memory_mb': self.memory_mb,
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'vcpus': getattr(self, "total_vcpus_usage", 0),
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'vcpu_hours': self.vcpu_hours,
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'local_gb': self.local_gb,
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'disk_gb_hours': self.disk_gb_hours}
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@property
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def total_active_instances(self):
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return sum(1 for s in self.server_usages if s['ended_at'] is None)
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@property
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def vcpus(self):
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return sum(s['vcpus'] for s in self.server_usages
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if s['ended_at'] is None)
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@property
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def vcpu_hours(self):
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return getattr(self, "total_hours", 0)
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@property
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def local_gb(self):
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return sum(s['local_gb'] for s in self.server_usages
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if s['ended_at'] is None)
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@property
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def memory_mb(self):
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return sum(s['memory_mb'] for s in self.server_usages
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if s['ended_at'] is None)
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@property
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def disk_gb_hours(self):
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return getattr(self, "total_local_gb_usage", 0)
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class SecurityGroup(base.APIResourceWrapper):
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"""Wrapper around novaclient.security_groups.SecurityGroup which wraps its
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rules in SecurityGroupRule objects and allows access to them.
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"""
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_attrs = ['id', 'name', 'description', 'tenant_id']
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@property
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def rules(self):
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"""Wraps transmitted rule info in the novaclient rule class."""
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if "_rules" not in self.__dict__:
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manager = nova_rules.SecurityGroupRuleManager(None)
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rule_objs = [nova_rules.SecurityGroupRule(manager, rule)
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for rule in self._apiresource.rules]
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self._rules = [SecurityGroupRule(rule) for rule in rule_objs]
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return self.__dict__['_rules']
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class SecurityGroupRule(base.APIResourceWrapper):
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""" Wrapper for individual rules in a SecurityGroup. """
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_attrs = ['id', 'ip_protocol', 'from_port', 'to_port', 'ip_range', 'group']
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def __unicode__(self):
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if 'name' in self.group:
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vals = {'from': self.from_port,
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'to': self.to_port,
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'group': self.group['name']}
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return _('ALLOW %(from)s:%(to)s from %(group)s') % vals
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else:
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vals = {'from': self.from_port,
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'to': self.to_port,
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'cidr': self.ip_range['cidr']}
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return _('ALLOW %(from)s:%(to)s from %(cidr)s') % vals
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# The following attributes are defined to keep compatibility with Neutron
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@property
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def ethertype(self):
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return None
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@property
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def direction(self):
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return 'ingress'
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class SecurityGroupManager(network_base.SecurityGroupManager):
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backend = 'nova'
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def __init__(self, request):
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self.request = request
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self.client = novaclient(request)
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def list(self):
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return [SecurityGroup(g) for g
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in self.client.security_groups.list()]
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def get(self, sg_id):
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return SecurityGroup(self.client.security_groups.get(sg_id))
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def create(self, name, desc):
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return SecurityGroup(self.client.security_groups.create(name, desc))
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def delete(self, security_group_id):
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self.client.security_groups.delete(security_group_id)
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def rule_create(self, parent_group_id,
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direction=None, ethertype=None,
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ip_protocol=None, from_port=None, to_port=None,
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cidr=None, group_id=None):
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# Nova Security Group API does not use direction and ethertype fields.
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sg = self.client.security_group_rules.create(parent_group_id,
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ip_protocol,
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from_port,
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to_port,
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cidr,
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group_id)
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return SecurityGroupRule(sg)
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def rule_delete(self, security_group_rule_id):
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self.client.security_group_rules.delete(security_group_rule_id)
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def list_by_instance(self, instance_id):
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"""Gets security groups of an instance."""
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# TODO(gabriel): This needs to be moved up to novaclient, and should
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# be removed once novaclient supports this call.
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security_groups = []
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nclient = self.client
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resp, body = nclient.client.get('/servers/%s/os-security-groups'
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% instance_id)
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if body:
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# Wrap data in SG objects as novaclient would.
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sg_objs = [NovaSecurityGroup(nclient.security_groups, sg,
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loaded=True)
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for sg in body.get('security_groups', [])]
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# Then wrap novaclient's object with our own. Yes, sadly wrapping
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# with two layers of objects is necessary.
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security_groups = [SecurityGroup(sg) for sg in sg_objs]
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return security_groups
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def update_instance_security_group(self, instance_id, new_sgs):
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wanted_groups = set(new_sgs)
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try:
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current_groups = self.list_by_instance(instance_id)
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except Exception:
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raise Exception(_("Couldn't get current security group "
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"list for instance %s.")
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% instance_id)
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current_group_names = set(map(lambda g: g.id, current_groups))
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groups_to_add = wanted_groups - current_group_names
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groups_to_remove = current_group_names - wanted_groups
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num_groups_to_modify = len(groups_to_add | groups_to_remove)
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try:
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for group in groups_to_add:
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self.client.servers.add_security_group(instance_id, group)
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num_groups_to_modify -= 1
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for group in groups_to_remove:
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self.client.servers.remove_security_group(instance_id, group)
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num_groups_to_modify -= 1
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except Exception:
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raise Exception(_('Failed to modify %d instance security groups.')
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% num_groups_to_modify)
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return True
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class FlavorExtraSpec(object):
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def __init__(self, flavor_id, key, val):
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self.flavor_id = flavor_id
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self.id = key
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self.key = key
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self.value = val
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class FloatingIp(base.APIResourceWrapper):
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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.__setattr__('port_id', fip.instance_id)
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super(FloatingIp, self).__init__(fip)
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class FloatingIpPool(base.APIDictWrapper):
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def __init__(self, pool):
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pool_dict = {'id': pool.name,
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'name': pool.name}
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super(FloatingIpPool, self).__init__(pool_dict)
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class FloatingIpTarget(base.APIDictWrapper):
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def __init__(self, server):
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server_dict = {'name': '%s (%s)' % (server.name, server.id),
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'id': server.id}
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super(FloatingIpTarget, self).__init__(server_dict)
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class FloatingIpManager(network_base.FloatingIpManager):
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def __init__(self, request):
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self.request = request
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self.client = novaclient(request)
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def list_pools(self):
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return [FloatingIpPool(pool)
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for pool in self.client.floating_ip_pools.list()]
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def list(self):
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return [FloatingIp(fip)
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for fip in self.client.floating_ips.list()]
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def get(self, floating_ip_id):
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return FloatingIp(self.client.floating_ips.get(floating_ip_id))
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def allocate(self, pool):
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return FloatingIp(self.client.floating_ips.create(pool=pool))
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def release(self, floating_ip_id):
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self.client.floating_ips.delete(floating_ip_id)
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def associate(self, floating_ip_id, port_id):
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# In Nova implied port_id is instance_id
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server = self.client.servers.get(port_id)
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fip = self.client.floating_ips.get(floating_ip_id)
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self.client.servers.add_floating_ip(server.id, fip.ip)
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def disassociate(self, floating_ip_id, port_id):
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fip = self.client.floating_ips.get(floating_ip_id)
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server = self.client.servers.get(fip.instance_id)
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self.client.servers.remove_floating_ip(server.id, fip.ip)
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def list_targets(self):
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return [FloatingIpTarget(s) for s in self.client.servers.list()]
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def get_target_id_by_instance(self, instance_id):
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return instance_id
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def is_simple_associate_supported(self):
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return HORIZON_CONFIG["simple_ip_management"]
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def novaclient(request):
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insecure = getattr(settings, 'OPENSTACK_SSL_NO_VERIFY', False)
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LOG.debug('novaclient connection created using token "%s" and url "%s"' %
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(request.user.token.id, base.url_for(request, 'compute')))
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c = nova_client.Client(request.user.username,
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request.user.token.id,
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project_id=request.user.tenant_id,
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auth_url=base.url_for(request, 'compute'),
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insecure=insecure,
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http_log_debug=settings.DEBUG)
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c.client.auth_token = request.user.token.id
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c.client.management_url = base.url_for(request, 'compute')
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return c
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def server_vnc_console(request, instance_id, console_type='novnc'):
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return VNCConsole(novaclient(request).servers.get_vnc_console(instance_id,
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console_type)['console'])
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def server_spice_console(request, instance_id, console_type='spice-html5'):
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return SPICEConsole(novaclient(request).servers.get_spice_console(
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instance_id, console_type)['console'])
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def flavor_create(request, name, memory, vcpu, disk, flavorid='auto',
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ephemeral=0, swap=0, metadata=None):
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flavor = novaclient(request).flavors.create(name, memory, vcpu, disk,
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flavorid=flavorid,
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ephemeral=ephemeral,
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swap=swap)
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if (metadata):
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flavor_extra_set(request, flavor.id, metadata)
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return flavor
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def flavor_delete(request, flavor_id):
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novaclient(request).flavors.delete(flavor_id)
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def flavor_get(request, flavor_id):
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return novaclient(request).flavors.get(flavor_id)
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@memoized
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def flavor_list(request):
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"""Get the list of available instance sizes (flavors)."""
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return novaclient(request).flavors.list()
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def flavor_get_extras(request, flavor_id, raw=False):
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"""Get flavor extra specs."""
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flavor = novaclient(request).flavors.get(flavor_id)
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extras = flavor.get_keys()
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if raw:
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return extras
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return [FlavorExtraSpec(flavor_id, key, value) for
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key, value in extras.items()]
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def flavor_extra_delete(request, flavor_id, keys):
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"""Unset the flavor extra spec keys."""
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flavor = novaclient(request).flavors.get(flavor_id)
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return flavor.unset_keys(keys)
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def flavor_extra_set(request, flavor_id, metadata):
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"""Set the flavor extra spec keys."""
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flavor = novaclient(request).flavors.get(flavor_id)
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if (not metadata): # not a way to delete keys
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return None
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return flavor.set_keys(metadata)
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def snapshot_create(request, instance_id, name):
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return novaclient(request).servers.create_image(instance_id, name)
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def keypair_create(request, name):
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return novaclient(request).keypairs.create(name)
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def keypair_import(request, name, public_key):
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return novaclient(request).keypairs.create(name, public_key)
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def keypair_delete(request, keypair_id):
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novaclient(request).keypairs.delete(keypair_id)
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def keypair_list(request):
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return novaclient(request).keypairs.list()
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def server_create(request, name, image, flavor, key_name, user_data,
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security_groups, block_device_mapping, nics=None,
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availability_zone=None, instance_count=1, admin_pass=None):
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return Server(novaclient(request).servers.create(
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name, image, flavor, userdata=user_data,
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security_groups=security_groups,
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key_name=key_name, block_device_mapping=block_device_mapping,
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nics=nics, availability_zone=availability_zone,
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min_count=instance_count, admin_pass=admin_pass), request)
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def server_delete(request, instance):
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novaclient(request).servers.delete(instance)
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def server_get(request, instance_id):
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return Server(novaclient(request).servers.get(instance_id), request)
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def server_list(request, search_opts=None, all_tenants=False):
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page_size = request.session.get('horizon_pagesize',
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getattr(settings, 'API_RESULT_PAGE_SIZE',
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20))
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paginate = False
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if search_opts is None:
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search_opts = {}
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elif 'paginate' in search_opts:
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paginate = search_opts.pop('paginate')
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if paginate:
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search_opts['limit'] = page_size + 1
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if all_tenants:
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search_opts['all_tenants'] = True
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else:
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search_opts['project_id'] = request.user.tenant_id
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servers = [Server(s, request)
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for s in novaclient(request).servers.list(True, search_opts)]
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has_more_data = False
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if paginate and len(servers) > page_size:
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servers.pop(-1)
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has_more_data = True
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elif paginate and len(servers) == getattr(settings, 'API_RESULT_LIMIT',
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1000):
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has_more_data = True
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return (servers, has_more_data)
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def server_console_output(request, instance_id, tail_length=None):
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"""Gets console output of an instance."""
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return novaclient(request).servers.get_console_output(instance_id,
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length=tail_length)
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def server_pause(request, instance_id):
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novaclient(request).servers.pause(instance_id)
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def server_unpause(request, instance_id):
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novaclient(request).servers.unpause(instance_id)
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def server_suspend(request, instance_id):
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novaclient(request).servers.suspend(instance_id)
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def server_resume(request, instance_id):
|
|
novaclient(request).servers.resume(instance_id)
|
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|
|
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def server_reboot(request, instance_id, soft_reboot=False):
|
|
hardness = REBOOT_HARD
|
|
if soft_reboot:
|
|
hardness = REBOOT_SOFT
|
|
novaclient(request).servers.reboot(instance_id, hardness)
|
|
|
|
|
|
def server_rebuild(request, instance_id, image_id, password=None):
|
|
return novaclient(request).servers.rebuild(instance_id, image_id,
|
|
password)
|
|
|
|
|
|
def server_update(request, instance_id, name):
|
|
return novaclient(request).servers.update(instance_id, name=name)
|
|
|
|
|
|
def server_migrate(request, instance_id):
|
|
novaclient(request).servers.migrate(instance_id)
|
|
|
|
|
|
def server_resize(request, instance_id, flavor, **kwargs):
|
|
novaclient(request).servers.resize(instance_id, flavor, **kwargs)
|
|
|
|
|
|
def server_confirm_resize(request, instance_id):
|
|
novaclient(request).servers.confirm_resize(instance_id)
|
|
|
|
|
|
def server_revert_resize(request, instance_id):
|
|
novaclient(request).servers.revert_resize(instance_id)
|
|
|
|
|
|
def server_start(request, instance_id):
|
|
novaclient(request).servers.start(instance_id)
|
|
|
|
|
|
def server_stop(request, instance_id):
|
|
novaclient(request).servers.stop(instance_id)
|
|
|
|
|
|
def tenant_quota_get(request, tenant_id):
|
|
return base.QuotaSet(novaclient(request).quotas.get(tenant_id))
|
|
|
|
|
|
def tenant_quota_update(request, tenant_id, **kwargs):
|
|
novaclient(request).quotas.update(tenant_id, **kwargs)
|
|
|
|
|
|
def default_quota_get(request, tenant_id):
|
|
return base.QuotaSet(novaclient(request).quotas.defaults(tenant_id))
|
|
|
|
|
|
def usage_get(request, tenant_id, start, end):
|
|
return NovaUsage(novaclient(request).usage.get(tenant_id, start, end))
|
|
|
|
|
|
def usage_list(request, start, end):
|
|
return [NovaUsage(u) for u in
|
|
novaclient(request).usage.list(start, end, True)]
|
|
|
|
|
|
def virtual_interfaces_list(request, instance_id):
|
|
return novaclient(request).virtual_interfaces.list(instance_id)
|
|
|
|
|
|
def get_x509_credentials(request):
|
|
return novaclient(request).certs.create()
|
|
|
|
|
|
def get_x509_root_certificate(request):
|
|
return novaclient(request).certs.get()
|
|
|
|
|
|
def instance_volume_attach(request, volume_id, instance_id, device):
|
|
return novaclient(request).volumes.create_server_volume(instance_id,
|
|
volume_id,
|
|
device)
|
|
|
|
|
|
def instance_volume_detach(request, instance_id, att_id):
|
|
return novaclient(request).volumes.delete_server_volume(instance_id,
|
|
att_id)
|
|
|
|
|
|
def instance_volumes_list(request, instance_id):
|
|
from openstack_dashboard.api.cinder import cinderclient # noqa
|
|
|
|
volumes = novaclient(request).volumes.get_server_volumes(instance_id)
|
|
|
|
for volume in volumes:
|
|
volume_data = cinderclient(request).volumes.get(volume.id)
|
|
volume.name = volume_data.display_name
|
|
|
|
return volumes
|
|
|
|
|
|
def hypervisor_list(request):
|
|
return novaclient(request).hypervisors.list()
|
|
|
|
|
|
def hypervisor_stats(request):
|
|
return novaclient(request).hypervisors.statistics()
|
|
|
|
|
|
def tenant_absolute_limits(request, reserved=False):
|
|
limits = novaclient(request).limits.get(reserved=reserved).absolute
|
|
limits_dict = {}
|
|
for limit in limits:
|
|
# -1 is used to represent unlimited quotas
|
|
if limit.value == -1:
|
|
limits_dict[limit.name] = float("inf")
|
|
else:
|
|
limits_dict[limit.name] = limit.value
|
|
return limits_dict
|
|
|
|
|
|
def availability_zone_list(request, detailed=False):
|
|
return novaclient(request).availability_zones.list(detailed=detailed)
|
|
|
|
|
|
def service_list(request):
|
|
return novaclient(request).services.list()
|
|
|
|
|
|
def aggregate_list(request):
|
|
result = []
|
|
for aggregate in novaclient(request).aggregates.list():
|
|
result.append(novaclient(request).aggregates.get(aggregate.id))
|
|
|
|
return result
|
|
|
|
|
|
@memoized
|
|
def list_extensions(request):
|
|
return ListExtManager(novaclient(request)).show_all()
|
|
|
|
|
|
@memoized
|
|
def extension_supported(extension_name, request):
|
|
"""
|
|
this method will determine if nova supports a given extension name.
|
|
example values for the extension_name include AdminActions, ConsoleOutput,
|
|
etc.
|
|
"""
|
|
extensions = list_extensions(request)
|
|
for extension in extensions:
|
|
if extension.name == extension_name:
|
|
return True
|
|
return False
|