932847b644
It's easy to misunderstand for using attachment_id. Change-Id: I3bd3b96d721fe82a37b41d98d4d3d0ab59178f06
319 lines
12 KiB
Python
319 lines
12 KiB
Python
# Copyright 2014 Mirantis 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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Handles all requests to Nova.
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"""
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from keystoneauth1 import loading as ks_loading
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from novaclient import client as nova_client
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from novaclient import exceptions as nova_exception
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from novaclient import utils
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from oslo_config import cfg
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import six
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from manila.common import client_auth
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from manila.common.config import core_opts
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from manila.db import base
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from manila import exception
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from manila.i18n import _
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NOVA_GROUP = 'nova'
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AUTH_OBJ = None
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nova_deprecated_opts = [
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cfg.StrOpt('nova_admin_username',
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default='nova',
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help='Nova admin username.',
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deprecated_group='DEFAULT',
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deprecated_for_removal=True,
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deprecated_reason="This option isn't used any longer. Please "
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"use [nova] username instead."),
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cfg.StrOpt('nova_admin_password',
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help='Nova admin password.',
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deprecated_group='DEFAULT',
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deprecated_for_removal=True,
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deprecated_reason="This option isn't used any longer. Please "
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"use [nova] password instead."),
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cfg.StrOpt('nova_admin_tenant_name',
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default='service',
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help='Nova admin tenant name.',
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deprecated_group='DEFAULT',
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deprecated_for_removal=True,
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deprecated_reason="This option isn't used any longer. Please "
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"use [nova] tenant instead."),
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cfg.StrOpt('nova_admin_auth_url',
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default='http://localhost:5000/v2.0',
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help='Identity service URL.',
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deprecated_group='DEFAULT',
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deprecated_for_removal=True,
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deprecated_reason="This option isn't used any longer. Please "
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"use [nova] url instead."),
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cfg.StrOpt('nova_catalog_info',
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default='compute:nova:publicURL',
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help='Info to match when looking for nova in the service '
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'catalog. Format is separated values of the form: '
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'<service_type>:<service_name>:<endpoint_type>',
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deprecated_group='DEFAULT',
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deprecated_for_removal=True,
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deprecated_reason="This option isn't used any longer."),
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cfg.StrOpt('nova_catalog_admin_info',
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default='compute:nova:adminURL',
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help='Same as nova_catalog_info, but for admin endpoint.',
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deprecated_group='DEFAULT',
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deprecated_for_removal=True,
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deprecated_reason="This option isn't used any longer."),
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]
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nova_opts = [
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cfg.StrOpt('api_microversion',
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default='2.10',
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deprecated_group="DEFAULT",
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deprecated_name="nova_api_microversion",
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help='Version of Nova API to be used.'),
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cfg.StrOpt('ca_certificates_file',
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deprecated_group="DEFAULT",
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deprecated_name="nova_ca_certificates_file",
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help='Location of CA certificates file to use for nova client '
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'requests.'),
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cfg.BoolOpt('api_insecure',
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default=False,
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deprecated_group="DEFAULT",
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deprecated_name="nova_api_insecure",
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help='Allow to perform insecure SSL requests to nova.'),
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cfg.StrOpt('endpoint_type',
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default='publicURL',
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help='Endpoint type to be used with nova client calls.'),
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cfg.StrOpt('region_name',
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help='Region name for connecting to nova.'),
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]
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CONF = cfg.CONF
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CONF.register_opts(nova_deprecated_opts)
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CONF.register_opts(core_opts)
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CONF.register_opts(nova_opts, NOVA_GROUP)
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ks_loading.register_session_conf_options(CONF, NOVA_GROUP)
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ks_loading.register_auth_conf_options(CONF, NOVA_GROUP)
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def list_opts():
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return client_auth.AuthClientLoader.list_opts(NOVA_GROUP)
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def novaclient(context):
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global AUTH_OBJ
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if not AUTH_OBJ:
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deprecated_opts_for_v2 = {
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'username': CONF.nova_admin_username,
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'password': CONF.nova_admin_password,
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'tenant_name': CONF.nova_admin_tenant_name,
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'auth_url': CONF.nova_admin_auth_url,
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}
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AUTH_OBJ = client_auth.AuthClientLoader(
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client_class=nova_client.Client,
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exception_module=nova_exception,
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cfg_group=NOVA_GROUP,
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deprecated_opts_for_v2=deprecated_opts_for_v2)
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return AUTH_OBJ.get_client(context,
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version=CONF[NOVA_GROUP].api_microversion,
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insecure=CONF[NOVA_GROUP].api_insecure,
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cacert=CONF[NOVA_GROUP].ca_certificates_file,
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endpoint_type=CONF[NOVA_GROUP].endpoint_type,
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region_name=CONF[NOVA_GROUP].region_name)
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def _untranslate_server_summary_view(server):
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"""Maps keys for servers summary view."""
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d = {}
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d['id'] = server.id
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d['status'] = server.status
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d['flavor'] = server.flavor['id']
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d['name'] = server.name
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d['image'] = server.image['id']
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d['created'] = server.created
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d['addresses'] = server.addresses
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d['networks'] = server.networks
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d['tenant_id'] = server.tenant_id
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d['user_id'] = server.user_id
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d['security_groups'] = getattr(server, 'security_groups', [])
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return d
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def _to_dict(obj):
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if isinstance(obj, dict):
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return obj
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elif hasattr(obj, 'to_dict'):
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return obj.to_dict()
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else:
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return obj.__dict__
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def translate_server_exception(method):
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"""Transforms the exception for the instance.
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Note: keeps its traceback intact.
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"""
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@six.wraps(method)
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def wrapper(self, ctx, instance_id, *args, **kwargs):
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try:
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res = method(self, ctx, instance_id, *args, **kwargs)
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return res
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except nova_exception.ClientException as e:
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if isinstance(e, nova_exception.NotFound):
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raise exception.InstanceNotFound(instance_id=instance_id)
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elif isinstance(e, nova_exception.BadRequest):
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raise exception.InvalidInput(reason=six.text_type(e))
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else:
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raise exception.ManilaException(e)
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return wrapper
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class API(base.Base):
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"""API for interacting with novaclient."""
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def server_create(self, context, name, image, flavor, key_name=None,
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user_data=None, security_groups=None,
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block_device_mapping=None,
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block_device_mapping_v2=None, nics=None,
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availability_zone=None, instance_count=1,
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admin_pass=None, meta=None):
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return _untranslate_server_summary_view(
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novaclient(context).servers.create(
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name, image, flavor, userdata=user_data,
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security_groups=security_groups, key_name=key_name,
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block_device_mapping=block_device_mapping,
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block_device_mapping_v2=block_device_mapping_v2,
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nics=nics, availability_zone=availability_zone,
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min_count=instance_count, admin_pass=admin_pass,
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meta=meta)
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)
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def server_delete(self, context, instance):
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novaclient(context).servers.delete(instance)
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@translate_server_exception
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def server_get(self, context, instance_id):
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return _untranslate_server_summary_view(
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novaclient(context).servers.get(instance_id)
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)
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def server_get_by_name_or_id(self, context, instance_name_or_id):
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try:
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server = utils.find_resource(
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novaclient(context).servers, instance_name_or_id)
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except nova_exception.CommandError:
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# we did not find the server in the current tenant,
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# and proceed searching in all tenants
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try:
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server = utils.find_resource(
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novaclient(context).servers, instance_name_or_id,
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all_tenants=True)
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except nova_exception.CommandError as e:
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msg = _("Failed to get Nova VM. %s") % e
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raise exception.ManilaException(msg)
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return _untranslate_server_summary_view(server)
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@translate_server_exception
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def server_pause(self, context, instance_id):
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novaclient(context).servers.pause(instance_id)
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@translate_server_exception
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def server_unpause(self, context, instance_id):
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novaclient(context).servers.unpause(instance_id)
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@translate_server_exception
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def server_suspend(self, context, instance_id):
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novaclient(context).servers.suspend(instance_id)
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@translate_server_exception
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def server_resume(self, context, instance_id):
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novaclient(context).servers.resume(instance_id)
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@translate_server_exception
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def server_reboot(self, context, instance_id, soft_reboot=False):
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hardness = 'SOFT' if soft_reboot else 'HARD'
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novaclient(context).servers.reboot(instance_id, hardness)
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@translate_server_exception
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def server_rebuild(self, context, instance_id, image_id, password=None):
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return _untranslate_server_summary_view(
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novaclient(context).servers.rebuild(instance_id, image_id,
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password)
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)
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@translate_server_exception
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def instance_volume_attach(self, context, instance_id, volume_id,
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device=None):
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if device == 'auto':
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device = None
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return novaclient(context).volumes.create_server_volume(instance_id,
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volume_id,
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device)
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@translate_server_exception
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def instance_volume_detach(self, context, instance_id, att_id):
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return novaclient(context).volumes.delete_server_volume(instance_id,
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att_id)
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@translate_server_exception
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def instance_volumes_list(self, context, instance_id):
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from manila.volume import cinder
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volumes = novaclient(context).volumes.get_server_volumes(instance_id)
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for volume in volumes:
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volume_data = cinder.cinderclient(context).volumes.get(volume.id)
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volume.name = volume_data.name
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return volumes
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@translate_server_exception
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def server_update(self, context, instance_id, name):
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return _untranslate_server_summary_view(
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novaclient(context).servers.update(instance_id, name=name)
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)
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def update_server_volume(self, context, instance_id, volume_id,
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new_volume_id):
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novaclient(context).volumes.update_server_volume(instance_id,
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volume_id,
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new_volume_id)
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def keypair_create(self, context, name):
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return novaclient(context).keypairs.create(name)
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def keypair_import(self, context, name, public_key):
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return novaclient(context).keypairs.create(name, public_key)
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def keypair_delete(self, context, keypair_id):
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novaclient(context).keypairs.delete(keypair_id)
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def keypair_list(self, context):
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return novaclient(context).keypairs.list()
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def image_list(self, context):
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client = novaclient(context)
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if hasattr(client, 'images'):
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# Old novaclient with 'images' API proxy
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return client.images.list()
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# New novaclient without 'images' API proxy
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return client.glance.list()
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def add_security_group_to_server(self, context, server, security_group):
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return novaclient(context).servers.add_security_group(server,
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security_group)
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