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

182 lines
8.5 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 import remote_consoles
from nova.api.openstack import wsgi
from nova.api import validation
from nova.compute import api as compute
from nova import exception
from nova.policies import remote_consoles as rc_policies
class RemoteConsolesController(wsgi.Controller):
def __init__(self):
super(RemoteConsolesController, self).__init__()
self.compute_api = compute.API()
self.handlers = {'vnc': self.compute_api.get_vnc_console,
'spice': self.compute_api.get_spice_console,
'rdp': self.compute_api.get_rdp_console,
'serial': self.compute_api.get_serial_console,
'mks': self.compute_api.get_mks_console}
@wsgi.Controller.api_version("2.1", "2.5")
@wsgi.expected_errors((400, 404, 409, 501))
@wsgi.action('os-getVNCConsole')
@validation.schema(remote_consoles.get_vnc_console)
def get_vnc_console(self, req, id, body):
"""Get text console output."""
context = req.environ['nova.context']
context.can(rc_policies.BASE_POLICY_NAME)
# If type is not supplied or unknown, get_vnc_console below will cope
console_type = body['os-getVNCConsole'].get('type')
instance = common.get_instance(self.compute_api, context, id)
try:
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:
common.raise_feature_not_supported()
return {'console': {'type': console_type, 'url': output['url']}}
@wsgi.Controller.api_version("2.1", "2.5")
@wsgi.expected_errors((400, 404, 409, 501))
@wsgi.action('os-getSPICEConsole')
@validation.schema(remote_consoles.get_spice_console)
def get_spice_console(self, req, id, body):
"""Get text console output."""
context = req.environ['nova.context']
context.can(rc_policies.BASE_POLICY_NAME)
# If type is not supplied or unknown, get_spice_console below will cope
console_type = body['os-getSPICEConsole'].get('type')
instance = common.get_instance(self.compute_api, context, id)
try:
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:
common.raise_feature_not_supported()
return {'console': {'type': console_type, 'url': output['url']}}
@wsgi.Controller.api_version("2.1", "2.5")
@wsgi.expected_errors((400, 404, 409, 501))
@wsgi.action('os-getRDPConsole')
@validation.schema(remote_consoles.get_rdp_console)
def get_rdp_console(self, req, id, body):
"""Get text console output."""
context = req.environ['nova.context']
context.can(rc_policies.BASE_POLICY_NAME)
# If type is not supplied or unknown, get_rdp_console below will cope
console_type = body['os-getRDPConsole'].get('type')
instance = common.get_instance(self.compute_api, context, id)
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:
common.raise_feature_not_supported()
return {'console': {'type': console_type, 'url': output['url']}}
@wsgi.Controller.api_version("2.1", "2.5")
@wsgi.expected_errors((400, 404, 409, 501))
@wsgi.action('os-getSerialConsole')
@validation.schema(remote_consoles.get_serial_console)
def get_serial_console(self, req, id, body):
"""Get connection to a serial console."""
context = req.environ['nova.context']
context.can(rc_policies.BASE_POLICY_NAME)
# If type is not supplied or unknown get_serial_console below will cope
console_type = body['os-getSerialConsole'].get('type')
instance = common.get_instance(self.compute_api, context, id)
try:
output = self.compute_api.get_serial_console(context,
instance,
console_type)
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 (exception.ConsoleTypeUnavailable,
exception.ImageSerialPortNumberInvalid,
exception.ImageSerialPortNumberExceedFlavorValue,
exception.SocketPortRangeExhaustedException) as e:
raise webob.exc.HTTPBadRequest(explanation=e.format_message())
except NotImplementedError:
common.raise_feature_not_supported()
return {'console': {'type': console_type, 'url': output['url']}}
@wsgi.Controller.api_version("2.6")
@wsgi.expected_errors((400, 404, 409, 501))
@validation.schema(remote_consoles.create_v26, "2.6", "2.7")
@validation.schema(remote_consoles.create_v28, "2.8")
def create(self, req, server_id, body):
context = req.environ['nova.context']
instance = common.get_instance(self.compute_api, context, server_id)
context.can(rc_policies.BASE_POLICY_NAME,
target={'project_id': instance.project_id})
protocol = body['remote_console']['protocol']
console_type = body['remote_console']['type']
try:
handler = self.handlers.get(protocol)
output = handler(context, instance, console_type)
return {'remote_console': {'protocol': protocol,
'type': console_type,
'url': output['url']}}
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 (exception.ConsoleTypeInvalid,
exception.ConsoleTypeUnavailable,
exception.ImageSerialPortNumberInvalid,
exception.ImageSerialPortNumberExceedFlavorValue,
exception.SocketPortRangeExhaustedException) as e:
raise webob.exc.HTTPBadRequest(explanation=e.format_message())
except NotImplementedError:
common.raise_feature_not_supported()