def remove_containers(task_id, cids, rmi=False):
current_flask.logger.info('Task<id=%s>: Started', task_id)
task = Task.get(task_id)
if not task:
current_flask.logger.error('Task (id=%s) not found, quit', task_id)
return
notifier = TaskNotifier(task)
containers = Container.get_multi(cids)
container_ids = [c.container_id for c in containers]
host = task.host
try:
flags = {'eru:agent:%s:container:flag' % cid: 1 for cid in container_ids}
rds.mset(**flags)
for c in containers:
remove_container_backends(c)
current_flask.logger.info('Task<id=%s>: Container (cid=%s) backends removed',
task_id, c.container_id[:7])
appnames = {c.appname for c in containers}
publish_to_service_discovery(*appnames)
dockerjob.remove_host_containers(containers, host)
current_flask.logger.info('Task<id=%s>: Containers (cids=%s) removed', task_id, cids)
if rmi:
dockerjob.remove_image(task.version, host)
except Exception, e:
task.finish_with_result(consts.TASK_FAILED)
notifier.pub_fail()
current_flask.logger.error('Task<id=%s>: Exception (e=%s)', task_id, e)
def remove_containers(task_id, cids, rmi=False):
task = Task.get(task_id)
if not task:
current_flask.logger.error('Task (id=%s) not found, quit', task_id)
return
current_flask.logger.info('Task<id=%s>: Start on host %s' % (task_id, task.host.ip))
notifier = TaskNotifier(task)
containers = Container.get_multi(cids)
container_ids = [c.container_id for c in containers if c]
host = task.host
version = task.version
try:
# flag, don't report these
flags = {'eru:agent:%s:container:flag' % cid: 1 for cid in container_ids}
rds.mset(**flags)
for c in containers:
remove_container_backends(c)
current_flask.logger.info('Task<id=%s>: Container (cid=%s) backends removed',
task_id, c.container_id[:7])
appnames = {c.appname for c in containers}
publish_to_service_discovery(*appnames)
time.sleep(3)
dockerjob.remove_host_containers(containers, host)
current_flask.logger.info('Task<id=%s>: Containers (cids=%s) removed', task_id, cids)
if rmi:
try:
dockerjob.remove_image(task.version, host)
except Exception as e:
current_flask.logger.error('Task<id=%s>: Exception (e=%s), fail to remove image', task_id, e)
except Exception as e:
task.finish_with_result(consts.TASK_FAILED)
notifier.pub_fail()
current_flask.logger.error('Task<id=%s>: Exception (e=%s)', task_id, e)
else:
for c in containers:
c.delete()
task.finish_with_result(consts.TASK_SUCCESS)
notifier.pub_success()
if container_ids:
rds.hdel('eru:agent:%s:containers:meta' % host.name, *container_ids)
rds.delete(*flags.keys())
current_flask.logger.info('Task<id=%s>: Done', task_id)
if not version.containers.count():
falcon_remove_alarms(version)
def dont_report_these(container_ids):
"""告诉agent这些不要care了"""
flags = {'eru:agent:%s:container:flag' % cid: 1 for cid in container_ids}
rds.mset(**flags)