murano/murano/api/v1/environments.py

177 lines
6.8 KiB
Python

# Copyright (c) 2013 Mirantis, Inc.
#
# 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 re
from oslo.db import exception as db_exc
from sqlalchemy import desc
from webob import exc
from murano.api.v1 import request_statistics
from murano.api.v1 import sessions
from murano.common import policy
from murano.common import utils
from murano.common import wsgi
from murano.db import models
from murano.db.services import core_services
from murano.db.services import environments as envs
from murano.db import session as db_session
from murano.openstack.common.gettextutils import _
from murano.openstack.common import log as logging
LOG = logging.getLogger(__name__)
API_NAME = 'Environments'
VALID_NAME_REGEX = re.compile('^[a-zA-Z]+[\w-]*$')
class Controller(object):
@request_statistics.stats_count(API_NAME, 'Index')
def index(self, request):
LOG.debug('Environments:List')
policy.check('list_environments', request.context)
# Only environments from same tenant as user should be returned
filters = {'tenant_id': request.context.tenant}
environments = envs.EnvironmentServices.get_environments_by(filters)
environments = [env.to_dict() for env in environments]
return {"environments": environments}
@request_statistics.stats_count(API_NAME, 'Create')
def create(self, request, body):
LOG.debug('Environments:Create <Body {0}>'.format(body))
policy.check('create_environment', request.context)
LOG.debug('ENV NAME: {0}>'.format(body['name']))
if VALID_NAME_REGEX.match(str(body['name'])):
try:
environment = envs.EnvironmentServices.create(
body.copy(),
request.context.tenant)
except db_exc.DBDuplicateEntry:
msg = _('Environment with specified name already exists')
LOG.exception(msg)
raise exc.HTTPConflict(msg)
else:
msg = _('Environment name must contain only alphanumeric '
'or "_-." characters, must start with alpha')
LOG.exception(msg)
raise exc.HTTPClientError(msg)
return environment.to_dict()
@request_statistics.stats_count(API_NAME, 'Show')
def show(self, request, environment_id):
LOG.debug('Environments:Show <Id: {0}>'.format(environment_id))
target = {"environment_id": environment_id}
policy.check('show_environment', request.context, target)
session = db_session.get_session()
environment = session.query(models.Environment).get(environment_id)
if environment is None:
LOG.info(_('Environment <EnvId {0}> is not found').format(
environment_id))
raise exc.HTTPNotFound
if environment.tenant_id != request.context.tenant:
LOG.info(_('User is not authorized to access '
'this tenant resources.'))
raise exc.HTTPUnauthorized
env = environment.to_dict()
env['status'] = envs.EnvironmentServices.get_status(env['id'])
session_id = None
if hasattr(request, 'context') and request.context.session:
session_id = request.context.session
# add services to env
get_data = core_services.CoreServices.get_data
env['services'] = get_data(environment_id, '/services', session_id)
return env
@request_statistics.stats_count(API_NAME, 'Update')
def update(self, request, environment_id, body):
LOG.debug('Environments:Update <Id: {0}, '
'Body: {1}>'.format(environment_id, body))
target = {"environment_id": environment_id}
policy.check('update_environment', request.context, target)
session = db_session.get_session()
environment = session.query(models.Environment).get(environment_id)
if environment is None:
LOG.info(_('Environment <EnvId {0}> is not '
'found').format(environment_id))
raise exc.HTTPNotFound
if environment.tenant_id != request.context.tenant:
LOG.info(_('User is not authorized to access '
'this tenant resources.'))
raise exc.HTTPUnauthorized
LOG.debug('ENV NAME: {0}>'.format(body['name']))
if VALID_NAME_REGEX.match(str(body['name'])):
environment.update(body)
environment.save(session)
else:
msg = _('Environment name must contain only alphanumeric '
'or "_-." characters, must start with alpha')
LOG.exception(msg)
raise exc.HTTPClientError(msg)
return environment.to_dict()
@request_statistics.stats_count(API_NAME, 'Delete')
def delete(self, request, environment_id):
LOG.debug('Environments:Delete <Id: {0}>'.format(environment_id))
target = {"environment_id": environment_id}
policy.check('delete_environment', request.context, target)
sessions_controller = sessions.Controller()
session = sessions_controller.configure(request, environment_id)
session_id = session['id']
envs.EnvironmentServices.delete(environment_id, session_id)
sessions_controller.deploy(request, environment_id, session_id)
@request_statistics.stats_count(API_NAME, 'LastStatus')
def last(self, request, environment_id):
session_id = None
if hasattr(request, 'context') and request.context.session:
session_id = request.context.session
services = core_services.CoreServices.get_data(environment_id,
'/services',
session_id)
session = db_session.get_session()
result = {}
for service in services or []:
service_id = service['?']['id']
entity_ids = utils.build_entity_map(service).keys()
last_status = session.query(models.Status). \
filter(models.Status.entity_id.in_(entity_ids)). \
order_by(desc(models.Status.created)). \
first()
if last_status:
result[service_id] = last_status.to_dict()
else:
result[service_id] = None
return {'lastStatuses': result}
def create_resource():
return wsgi.Resource(Controller())