96 lines
3.7 KiB
Python
96 lines
3.7 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2012 OpenStack Foundation
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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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import webob
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from nova.api.openstack import extensions
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from nova.api.openstack import wsgi
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from nova import compute
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from nova import exception
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authorize = extensions.extension_authorizer('compute', 'consoles')
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class ConsolesController(wsgi.Controller):
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def __init__(self, *args, **kwargs):
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self.compute_api = compute.API()
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super(ConsolesController, self).__init__(*args, **kwargs)
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@wsgi.action('os-getVNCConsole')
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def get_vnc_console(self, req, id, body):
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"""Get text console output."""
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context = req.environ['nova.context']
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authorize(context)
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# If type is not supplied or unknown, get_vnc_console below will cope
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console_type = body['os-getVNCConsole'].get('type')
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try:
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instance = self.compute_api.get(context, id)
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output = self.compute_api.get_vnc_console(context,
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instance,
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console_type)
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except exception.InstanceNotFound as e:
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raise webob.exc.HTTPNotFound(explanation=e.format_message())
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except exception.InstanceNotReady as e:
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raise webob.exc.HTTPConflict(
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explanation=_('Instance not yet ready'))
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return {'console': {'type': console_type, 'url': output['url']}}
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@wsgi.action('os-getSPICEConsole')
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def get_spice_console(self, req, id, body):
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"""Get text console output."""
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context = req.environ['nova.context']
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authorize(context)
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# If type is not supplied or unknown, get_spice_console below will cope
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console_type = body['os-getSPICEConsole'].get('type')
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try:
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instance = self.compute_api.get(context, id)
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output = self.compute_api.get_spice_console(context,
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instance,
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console_type)
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except exception.InstanceNotFound as e:
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raise webob.exc.HTTPNotFound(explanation=e.format_message())
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except exception.InstanceNotReady as e:
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raise webob.exc.HTTPConflict(explanation=e.format_message())
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return {'console': {'type': console_type, 'url': output['url']}}
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def get_actions(self):
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"""Return the actions the extension adds, as required by contract."""
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actions = [extensions.ActionExtension("servers", "os-getVNCConsole",
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self.get_vnc_console),
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extensions.ActionExtension("servers", "os-getSPICEConsole",
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self.get_spice_console)]
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return actions
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class Consoles(extensions.ExtensionDescriptor):
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"""Interactive Console support."""
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name = "Consoles"
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alias = "os-consoles"
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namespace = "http://docs.openstack.org/compute/ext/os-consoles/api/v2"
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updated = "2011-12-23T00:00:00+00:00"
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def get_controller_extensions(self):
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controller = ConsolesController()
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extension = extensions.ControllerExtension(self, 'servers', controller)
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return [extension]
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