kingbird/kingbird/engine/keypair_sync_manager.py

115 lines
4.6 KiB
Python

# Copyright 2017 Ericsson AB.
#
# 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 threading
from oslo_log import log as logging
from kingbird.common import consts
from kingbird.common.endpoint_cache import EndpointCache
from kingbird.common import exceptions
from kingbird.db.sqlalchemy import api as db_api
from kingbird.drivers.openstack.nova_v2 import NovaClient
LOG = logging.getLogger(__name__)
class KeypairSyncManager(object):
"""Manages tasks related to resource management."""
def __init__(self, *args, **kwargs):
super(KeypairSyncManager, self).__init__()
def create_resources_in_region(self, job_id, force, target_regions,
source_keypair, session, context):
"""Create Region specific threads."""
regions_thread = list()
for region in target_regions:
thread = threading.Thread(target=self.create_resources,
args=(job_id, force, region,
source_keypair, session,
context))
regions_thread.append(thread)
thread.start()
for region_thread in regions_thread:
region_thread.join()
def create_resources(self, job_id, force, region, source_keypair,
session, context):
"""Create resources using threads."""
target_nova_client = NovaClient(region, session)
try:
target_nova_client.create_keypairs(force, source_keypair)
LOG.info('keypair %(keypair)s created in %(region)s'
% {'keypair': source_keypair.name, 'region': region})
try:
db_api.resource_sync_update(context, job_id, region,
source_keypair.name,
consts.JOB_SUCCESS)
except exceptions.JobNotFound():
raise
except Exception as exc:
LOG.error('Exception Occurred: %(msg)s in %(region)s'
% {'msg': exc.message, 'region': region})
try:
db_api.resource_sync_update(context, job_id, region,
source_keypair.name,
consts.JOB_FAILURE)
except exceptions.JobNotFound():
raise
pass
def resource_sync(self, context, job_id, payload):
"""Create resources in target regions.
:param context: request context object.
:param job_id: ID of the job which triggered image_sync.
:payload: request payload.
"""
LOG.info("Triggered Keypair Sync.")
keypairs_thread = list()
target_regions = payload['target']
force = eval(str(payload.get('force', False)))
resource_ids = payload.get('resources')
source_region = payload['source']
if(isinstance(source_region, list)):
source_region = "".join(source_region)
session = EndpointCache().get_session_from_token(
context.auth_token, context.project)
# Create Source Region object
source_nova_client = NovaClient(source_region, session)
for keypair in resource_ids:
source_keypair = source_nova_client.get_keypairs(keypair)
thread = threading.Thread(target=self.create_resources_in_region,
args=(job_id, force, target_regions,
source_keypair, session,
context,))
keypairs_thread.append(thread)
thread.start()
for keypair_thread in keypairs_thread:
keypair_thread.join()
try:
resource_sync_details = db_api.\
resource_sync_status(context, job_id)
except exceptions.JobNotFound:
raise
result = consts.JOB_SUCCESS
if consts.JOB_FAILURE in resource_sync_details:
result = consts.JOB_FAILURE
try:
db_api.sync_job_update(context, job_id, result)
except exceptions.JobNotFound:
raise