nova/nova/api/openstack/compute/consoles.py

127 lines
4.5 KiB
Python

# Copyright 2010 OpenStack Foundation
# All Rights Reserved.
#
# 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 webob import exc
from nova.api.openstack import wsgi
from nova.api.openstack import xmlutil
from nova.console import api as console_api
from nova import exception
def _translate_keys(cons):
"""Coerces a console instance into proper dictionary format."""
pool = cons['pool']
info = {'id': cons['id'],
'console_type': pool['console_type']}
return dict(console=info)
def _translate_detail_keys(cons):
"""Coerces a console instance into proper dictionary format with
correctly mapped attributes.
"""
pool = cons['pool']
info = {'id': cons['id'],
'console_type': pool['console_type'],
'password': cons['password'],
'instance_name': cons['instance_name'],
'port': cons['port'],
'host': pool['public_hostname']}
return dict(console=info)
class ConsoleTemplate(xmlutil.TemplateBuilder):
def construct(self):
root = xmlutil.TemplateElement('console', selector='console')
id_elem = xmlutil.SubTemplateElement(root, 'id', selector='id')
id_elem.text = xmlutil.Selector()
port_elem = xmlutil.SubTemplateElement(root, 'port', selector='port')
port_elem.text = xmlutil.Selector()
host_elem = xmlutil.SubTemplateElement(root, 'host', selector='host')
host_elem.text = xmlutil.Selector()
passwd_elem = xmlutil.SubTemplateElement(root, 'password',
selector='password')
passwd_elem.text = xmlutil.Selector()
constype_elem = xmlutil.SubTemplateElement(root, 'console_type',
selector='console_type')
constype_elem.text = xmlutil.Selector()
return xmlutil.MasterTemplate(root, 1)
class ConsolesTemplate(xmlutil.TemplateBuilder):
def construct(self):
root = xmlutil.TemplateElement('consoles')
console = xmlutil.SubTemplateElement(root, 'console',
selector='consoles')
console.append(ConsoleTemplate())
return xmlutil.MasterTemplate(root, 1)
class Controller(object):
"""The Consoles controller for the OpenStack API."""
def __init__(self):
self.console_api = console_api.API()
@wsgi.serializers(xml=ConsolesTemplate)
def index(self, req, server_id):
"""Returns a list of consoles for this instance."""
consoles = self.console_api.get_consoles(
req.environ['nova.context'],
server_id)
return dict(consoles=[_translate_keys(console)
for console in consoles])
def create(self, req, server_id, body):
"""Creates a new console."""
self.console_api.create_console(
req.environ['nova.context'],
server_id)
@wsgi.serializers(xml=ConsoleTemplate)
def show(self, req, server_id, id):
"""Shows in-depth information on a specific console."""
try:
console = self.console_api.get_console(
req.environ['nova.context'],
server_id,
int(id))
except exception.NotFound as e:
raise exc.HTTPNotFound(explanation=e.format_message())
return _translate_detail_keys(console)
def delete(self, req, server_id, id):
"""Deletes a console."""
try:
self.console_api.delete_console(req.environ['nova.context'],
server_id,
int(id))
except exception.NotFound as e:
raise exc.HTTPNotFound(explanation=e.format_message())
return webob.Response(status_int=202)
def create_resource():
return wsgi.Resource(Controller())