nova/nova/api/openstack/compute/plugins/v3/remote_consoles.py

140 lines
5.9 KiB
Python

# Copyright 2012 OpenStack Foundation
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import webob
from nova.api.openstack import common
from nova.api.openstack.compute.schemas.v3 import remote_consoles
from nova.api.openstack import extensions
from nova.api.openstack import wsgi
from nova.api import validation
from nova import compute
from nova import exception
from nova.i18n import _
ALIAS = "os-remote-consoles"
authorize = extensions.extension_authorizer('compute', 'v3:' + ALIAS)
class RemoteConsolesController(wsgi.Controller):
def __init__(self, *args, **kwargs):
self.compute_api = compute.API()
super(RemoteConsolesController, self).__init__(*args, **kwargs)
@extensions.expected_errors((400, 404, 409, 501))
@wsgi.action('get_vnc_console')
@validation.schema(remote_consoles.get_vnc_console)
def get_vnc_console(self, req, id, body):
"""Get text console output."""
context = req.environ['nova.context']
authorize(context)
# If type is not supplied or unknown, get_vnc_console below will cope
console_type = body['get_vnc_console'].get('type')
try:
instance = common.get_instance(self.compute_api, context, id,
want_objects=True)
output = self.compute_api.get_vnc_console(context,
instance,
console_type)
except exception.ConsoleTypeUnavailable as e:
raise webob.exc.HTTPBadRequest(explanation=e.format_message())
except exception.InstanceNotFound as e:
raise webob.exc.HTTPNotFound(explanation=e.format_message())
except exception.InstanceNotReady as e:
raise webob.exc.HTTPConflict(explanation=e.format_message())
except NotImplementedError:
msg = _("Unable to get vnc console, functionality not implemented")
raise webob.exc.HTTPNotImplemented(explanation=msg)
return {'console': {'type': console_type, 'url': output['url']}}
@extensions.expected_errors((400, 404, 409, 501))
@wsgi.action('get_spice_console')
@validation.schema(remote_consoles.get_spice_console)
def get_spice_console(self, req, id, body):
"""Get text console output."""
context = req.environ['nova.context']
authorize(context)
# If type is not supplied or unknown, get_spice_console below will cope
console_type = body['get_spice_console'].get('type')
try:
instance = common.get_instance(self.compute_api, context, id,
want_objects=True)
output = self.compute_api.get_spice_console(context,
instance,
console_type)
except exception.ConsoleTypeUnavailable as e:
raise webob.exc.HTTPBadRequest(explanation=e.format_message())
except exception.InstanceNotFound as e:
raise webob.exc.HTTPNotFound(explanation=e.format_message())
except exception.InstanceNotReady as e:
raise webob.exc.HTTPConflict(explanation=e.format_message())
except NotImplementedError:
msg = _("Unable to get spice console, "
"functionality not implemented")
raise webob.exc.HTTPNotImplemented(explanation=msg)
return {'console': {'type': console_type, 'url': output['url']}}
@extensions.expected_errors((400, 404, 409, 501))
@wsgi.action('get_rdp_console')
@validation.schema(remote_consoles.get_rdp_console)
def get_rdp_console(self, req, id, body):
"""Get text console output."""
context = req.environ['nova.context']
authorize(context)
# If type is not supplied or unknown, get_rdp_console below will cope
console_type = body['get_rdp_console'].get('type')
instance = common.get_instance(self.compute_api, context, id,
want_objects=True)
try:
# NOTE(mikal): get_rdp_console() can raise InstanceNotFound, so
# we still need to catch it here.
output = self.compute_api.get_rdp_console(context,
instance,
console_type)
except exception.ConsoleTypeUnavailable as e:
raise webob.exc.HTTPBadRequest(explanation=e.format_message())
except exception.InstanceNotFound as e:
raise webob.exc.HTTPNotFound(explanation=e.format_message())
except exception.InstanceNotReady as e:
raise webob.exc.HTTPConflict(explanation=e.format_message())
except NotImplementedError:
msg = _("Unable to get rdp console, functionality not implemented")
raise webob.exc.HTTPNotImplemented(explanation=msg)
return {'console': {'type': console_type, 'url': output['url']}}
class RemoteConsoles(extensions.V3APIExtensionBase):
"""Interactive Console support."""
name = "RemoteConsoles"
alias = ALIAS
version = 1
def get_controller_extensions(self):
controller = RemoteConsolesController()
extension = extensions.ControllerExtension(self, 'servers', controller)
return [extension]
def get_resources(self):
return []