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@anotherjesse /keypairs.py
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WIP of keypair extension
# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2011 OpenStack LLC.
# 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.
""" Keypair management extension"""
from webob import exc
from nova import db
from nova import crypto
from nova import exception
from nova.api.openstack import extensions
class KeypairExtraSpecsController(object):
""" Keypair API controller for the Openstack API """
def _gen_key(self):
"""
Generate a key
"""
# TODO(jesse): crypto.generate_key_pair is currently a slow method
# and should probably be moved to a process pool?
private_key, public_key, fingerprint = crypto.generate_key_pair()
return {'private_key': private_key,
'public_key': public_key,
'fingerprint': fingerprint}
def create(self, req, body):
"""
Create or import keypair.
Sending key_name will generate a key and return private_key
and fingerprint.
You can send a public_key to add an existing ssh key
params: keypair object with:
key_name (required) - string
fingerprint (optional) - string
public_key (optional) - string
"""
context = req.environ['nova.context']
params = body['keypair']
key_name = params['key_name']
# NOTE(ja): generation is slow, so shortcut invalid key_name exception
try:
db.key_pair_get(context, context.user_id, key_name)
raise exception.KeyPairExists(key_name=key_name)
except exception.NotFound:
pass
keypair = {'user_id': context.user_id,
'name': key_name}
# import if public_key is sent
if 'public_key' in params:
keypair['public_key'] = params['public_key']
keypair['fingerprint'] = params.get('fingerprint', None)
else:
generated_key = self._gen_key()
keypair['private_key'] = generated_key['private_key']
keypair['public_key'] = generated_key['public_key']
keypair['fingerprint'] = generated_key['fingerprint']
db.key_pair_create(context, keypair)
return {'keypair': keypair}
def delete(self, req, name):
"""
Delete a keypair with a given name
"""
context = req.environ['nova.context']
db.key_pair_destroy(context, context.user_id, name)
return exc.HTTPAccepted()
def index(self, req):
"""
List of keypairs for a user
"""
context = req.environ['nova.context']
key_pairs = db.key_pair_get_all_by_user(context, context.user_id)
rval = []
for key_pair in key_pairs:
rval.append({
'name': key_pair['name'],
'key_name': key_pair['name'],
'fingerprint': key_pair['fingerprint'],
})
return {'keypairs': rval}
class Keypairextraspecs(extensions.ExtensionDescriptor):
def get_name(self):
return "KeypairExtraSpecs"
def get_alias(self):
return "os-keypair-extra-specs"
def get_description(self):
return "Keypair extra specs"
def get_namespace(self):
return \
"http://docs.openstack.org/ext/keypair_extra_specs/api/v1.1"
def get_updated(self):
return "2011-08-08T00:00:00+00:00"
def get_resources(self):
resources = []
res = extensions.ResourceExtension(
'os-extra_specs',
KeypairExtraSpecsController(),
parent=dict(member_name='keypair', collection_name='keypairs'))
resources.append(res)
return resources
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