def rm_containers():
cids = request.get_json()['cids']
if not all(len(cid) >= 7 for cid in cids):
abort(400, 'must given at least 7 chars for container_id')
version_dict = {}
for cid in cids:
container = Container.get_by_container_id(cid)
if not container:
continue
version_dict.setdefault((container.version, container.host), []).append(container)
ts, watch_keys = [], []
for (version, host), containers in version_dict.iteritems():
cids = [c.id for c in containers]
task = Task.create(consts.TASK_REMOVE, version, host, {'container_ids': cids})
all_host_cids = [c.id for c in Container.get_multi_by_host(host) if c and c.version_id == version.id]
need_to_delete_image = set(cids) == set(all_host_cids)
remove_containers.apply_async(
args=(task.id, cids, need_to_delete_image),
task_id='task:%d' % task.id
)
ts.append(task.id)
watch_keys.append(task.result_key)
return {'r': 0, 'msg': 'ok', 'tasks': ts, 'watch_keys': watch_keys}
def rm_containers():
cids = request.get_json()['cids']
if not all(len(cid) >= 7 for cid in cids):
abort(400, 'must given at least 7 chars for container_id')
version_dict = {}
for cid in cids:
container = Container.get_by_container_id(cid)
if not container:
continue
version_dict.setdefault((container.version, container.host), []).append(container)
task_ids, watch_keys = [], []
for (version, host), containers in version_dict.iteritems():
cids = [c.id for c in containers]
task = Task.create(TASK_REMOVE, version, host, {'container_ids': cids})
all_host_cids = [c.id for c in Container.get_multi_by_host(host) if c and c.version_id == version.id]
need_to_delete_image = set(cids) == set(all_host_cids)
remove_containers.apply_async(
args=(task.id, cids, need_to_delete_image),
task_id='task:%d' % task.id
)
task_ids.append(task.id)
watch_keys.append(task.result_key)
return {'tasks': task_ids, 'watch_keys': watch_keys}
def cure_container(cid):
c = Container.get_by_container_id(cid)
if c and not c.is_alive:
rebind_container_ip(c)
c.cure()
current_app.logger.info('Cure container (container_id=%s)', cid[:7])
return {'r': 0, 'msg': consts.OK}
def stop_container(cid):
c = Container.get_by_container_id(cid)
if c:
c.kill()
dockerjob.stop_containers([c,], c.host)
current_app.logger.info('Stop container (container_id=%s)', cid[:7])
return {'r': 0, 'msg': consts.OK}
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 fix_core(host):
containers = Container.get_multi_by_host(host)
# 没有的话, 直接销毁重建
if not containers:
rds.delete(host._cores_key)
_create_cores_on_host(host, host.ncore)
return
data = {str(i): host.core_share for i in xrange(host.ncore)}
for c in containers:
cores = c.cores
nshare = int(cores.get("nshare", "0"))
for e in cores.get("full", []):
e.remain = host.core_share
data.pop(e.label)
for s in cores.get("part", []):
s.remain = host.core_share - nshare
data[s.label] -= nshare
c.cores = cores
rds.delete(host._cores_key)
if data:
rds.zadd(host._cores_key, **data)
print "done", host
def test_container_release_cores(test_db):
a = App.get_or_create('app', 'http://git.hunantv.com/group/app.git')
v = a.add_version(random_sha1())
p = Pod.create('pod', 'pod', 10, -1)
host = Host.create(p, random_ipv4(), random_string(), random_uuid(), 200, 0)
for core in host.cores:
assert core.host_id == host.id
assert core.remain == 10
containers = []
cores = sorted(host.cores, key=operator.attrgetter('label'))
for fcores, pcores in zip(chunked(cores[:100], 10), chunked(cores[100:], 10)):
used_cores = {'full': fcores, 'part': pcores}
host.occupy_cores(used_cores, 5)
c = Container.create(random_sha1(), host, v, random_string(), 'entrypoint', used_cores, 'env', nshare=5)
containers.append(c)
cores = sorted(host.cores, key=operator.attrgetter('label'))
for fcores, pcores in zip(chunked(cores[:100], 10), chunked(cores[100:], 10)):
for core in fcores:
assert core.remain == 0
for core in pcores:
assert core.remain == 5
for c in containers:
c.delete()
cores = sorted(host.cores, key=operator.attrgetter('label'))
for fcores, pcores in zip(chunked(cores[:100], 10), chunked(cores[100:], 10)):
for core in fcores:
assert core.remain == 10
for core in pcores:
assert core.remain == 10
def container_log(cid):
stderr = request.args.get('stderr', type=int, default=0)
stdout = request.args.get('stdout', type=int, default=0)
tail = request.args.get('tail', type=int, default=10)
# docker client's argument
if tail == 0:
tail = 'all'
ws = request.environ['wsgi.websocket']
container = Container.get_by_container_id(cid)
if not container:
ws.close()
_log.info('Container %s not found, close websocket' % cid)
return 'websocket closed'
try:
client = get_docker_client(container.host.addr)
for line in client.logs(cid,
stream=True,
stderr=bool(stderr),
stdout=bool(stdout),
tail=tail):
ws.send(line)
except geventwebsocket.WebSocketError, e:
_log.exception(e)
def start_container(cid):
c = Container.get_by_container_id(cid)
if c:
c.cure()
dockerjob.start_containers([c, ], c.host)
rebind_container_ip(c)
return {'r': 0, 'msg': code.OK}
def start_container(cid):
c = Container.get_by_container_id(cid)
if c and not c.is_alive:
c.cure()
dockerjob.start_containers([c, ], c.host)
rebind_container_ip(c)
current_app.logger.info('Start container (container_id=%s)', cid[:7])
return {'r': 0, 'msg': consts.OK}
def _clean_failed_containers(cid):
# 清理掉失败的容器, 释放核, 释放ip
_log.info('Cleaning failed container (cid=%s)', cid)
container = Container.get_by_container_id(cid)
if not container:
return
dockerjob.remove_container_by_cid([cid], container.host)
container.delete()
def _clean_failed_containers(cid):
# 清理掉失败的容器, 释放核, 释放ip
_log.info('Cleaning failed container (cid=%s)', cid)
container = Container.get_by_container_id(cid)
if not container:
return
dockerjob.remove_container_by_cid([cid], container.host)
container.delete()
def remove_containers(task_id, cids, rmi=False):
task = Task.get(task_id)
if not task:
_log.error('Task (id=%s) not found, quit', task_id)
return
_log.info('Task<id=%s>: Start on host %s', task_id, task.host.ip)
notifier = TaskNotifier(task)
containers = Container.get_multi(cids)
if not containers:
_log.error('Task (id=%s) no container found, quit')
return
host = containers[0].host
for c in containers:
c.in_removal = 1
container_ids = [c.container_id for c in containers if c]
try:
set_flag_for_agent(container_ids)
for c in containers:
remove_container_backends(c)
_log.info('Task<id=%s>: Container (cid=%s) backends removed',
task_id, c.short_id)
appnames = {c.appname for c in containers}
publish_to_service_discovery(*appnames)
time.sleep(3)
dockerjob.remove_host_containers(containers, host)
_log.info('Task<id=%s>: Containers (cids=%s) removed', task_id, cids)
if rmi:
try:
dockerjob.remove_image(task.version, host)
except Exception as e:
_log.error('Task<id=%s>, fail to remove image', task_id, e)
except Exception as e:
task.finish(consts.TASK_FAILED)
task.reason = str(e.message)
notifier.pub_fail()
_log.error('Task<id=%s> exception', task_id)
_log.exception(e)
else:
for c in containers:
c.delete()
task.finish(consts.TASK_SUCCESS)
task.reason = 'ok'
notifier.pub_success()
remove_container_for_agent(host, container_ids)
remove_flag_for_agent(container_ids)
_log.info('Task<id=%s>: Done', task_id)
def remove_containers(task_id, cids, rmi=False):
task = Task.get(task_id)
if not task:
_log.error('Task (id=%s) not found, quit', task_id)
return
_log.info('Task<id=%s>: Start on host %s', task_id, task.host.ip)
notifier = TaskNotifier(task)
containers = Container.get_multi(cids)
if not containers:
_log.error('Task (id=%s) no container found, quit')
return
host = containers[0].host
for c in containers:
c.in_removal = 1
container_ids = [c.container_id for c in containers if c]
try:
set_flag_for_agent(container_ids)
for c in containers:
remove_container_backends(c)
_log.info('Task<id=%s>: Container (cid=%s) backends removed', task_id, c.short_id)
appnames = {c.appname for c in containers}
publish_to_service_discovery(*appnames)
time.sleep(3)
dockerjob.remove_host_containers(containers, host)
_log.info('Task<id=%s>: Containers (cids=%s) removed', task_id, cids)
if rmi:
try:
dockerjob.remove_image(task.version, host)
except Exception as e:
_log.error('Task<id=%s>, fail to remove image', task_id, e)
except Exception as e:
task.finish(consts.TASK_FAILED)
task.reason = str(e.message)
notifier.pub_fail()
_log.error('Task<id=%s> exception', task_id)
_log.exception(e)
else:
for c in containers:
c.delete()
task.finish(consts.TASK_SUCCESS)
task.reason = 'ok'
notifier.pub_success()
remove_container_for_agent(host, container_ids)
remove_flag_for_agent(container_ids)
_log.info('Task<id=%s>: Done', task_id)
def kill_container(cid):
c = Container.get_by_container_id(cid)
if c:
c.kill()
key = consts.ERU_AGENT_DIE_REASON % c.container_id
r = rds.get(key)
rds.delete(key)
if r is not None:
c.set_props({'oom': 1})
current_app.logger.info('Kill container (container_id=%s)', cid[:7])
return {'r': 0, 'msg': consts.OK}
def test_container_transform(test_db):
a = App.get_or_create('app', 'http://git.hunantv.com/group/app.git', '')
assert a is not None
v = a.add_version(random_sha1())
v2 = a.add_version(random_sha1())
assert v is not None
assert v.app.id == a.id
assert v.name == a.name
assert len(v.containers.all()) == 0
assert len(v.tasks.all()) == 0
g = Group.create('group', 'group')
p = Pod.create('pod', 'pod')
assert p.assigned_to_group(g)
hosts = [Host.create(p, random_ipv4(), random_string(prefix='host'),
random_uuid(), 4, 4096) for i in range(6)]
for host in hosts[:3]:
host.assigned_to_group(g)
assert g.get_max_containers(p, 3, 0) == 3
host_cores = g.get_free_cores(p, 3, 3, 0)
assert len(host_cores) == 3
containers = []
for (host, count), cores in host_cores.iteritems():
cores_per_container = len(cores) / count
for i in range(count):
cid = random_sha1()
used_cores = {'full': cores['full'][i*cores_per_container:(i+1)*cores_per_container]}
c = Container.create(cid, host, v, random_string(), 'entrypoint', used_cores, 'env')
assert c is not None
containers.append(c)
host.occupy_cores(cores, 0)
for host in g.private_hosts.all():
assert len(host.get_free_cores()[0]) == 1
assert len(host.containers.all()) == 1
assert host.count == 1
assert len(containers) == 3
assert len(v.containers.all()) == 3
cids = [c.container_id for c in containers]
for c in containers:
host = c.host
cid = c.container_id
c.transform(v2, random_sha1(), random_string())
assert c.container_id != cid
new_cids = [c.container_id for c in containers]
assert new_cids != cids
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 rm_containers():
cids = request.get_json()["cids"]
version_dict = {}
ts, watch_keys = [], []
for cid in cids:
container = Container.get_by_container_id(cid)
if not container:
continue
version_dict.setdefault((container.version, container.host), []).append(container)
for (version, host), containers in version_dict.iteritems():
cids = [c.id for c in containers]
task_props = {"container_ids": cids}
task = Task.create(consts.TASK_REMOVE, version, host, task_props)
remove_containers.apply_async(args=(task.id, cids, False), task_id="task:%d" % task.id)
ts.append(task.id)
watch_keys.append(task.result_key)
return {"r": 0, "msg": "ok", "tasks": ts, "watch_keys": watch_keys}
def test_container_release_cores(test_db):
a = App.get_or_create('app', 'http://git.hunantv.com/group/app.git')
v = a.add_version(random_sha1())
p = Pod.create('pod', 'pod', 10, -1)
host = Host.create(p, random_ipv4(), random_string(), random_uuid(), 200,
0)
for core in host.cores:
assert core.host_id == host.id
assert core.remain == 10
containers = []
cores = sorted(host.cores, key=operator.attrgetter('label'))
for fcores, pcores in zip(chunked(cores[:100], 10),
chunked(cores[100:], 10)):
used_cores = {'full': fcores, 'part': pcores}
host.occupy_cores(used_cores, 5)
c = Container.create(random_sha1(),
host,
v,
random_string(),
'entrypoint',
used_cores,
'env',
nshare=5)
containers.append(c)
cores = sorted(host.cores, key=operator.attrgetter('label'))
for fcores, pcores in zip(chunked(cores[:100], 10),
chunked(cores[100:], 10)):
for core in fcores:
assert core.remain == 0
for core in pcores:
assert core.remain == 5
for c in containers:
c.delete()
cores = sorted(host.cores, key=operator.attrgetter('label'))
for fcores, pcores in zip(chunked(cores[:100], 10),
chunked(cores[100:], 10)):
for core in fcores:
assert core.remain == 10
for core in pcores:
assert core.remain == 10
def create_test_suite():
appyaml = {
'appname': 'app',
'entrypoints': {
'web': {
'cmd': 'python app.py',
'ports': ['5000/tcp'],
},
'daemon': {
'cmd': 'python daemon.py',
},
'service': {
'cmd': 'python service.py'
},
},
'build': 'pip install -r ./requirements.txt',
}
app = App.get_or_create('app', 'http://git.hunantv.com/group/app.git')
version = app.add_version(random_sha1())
appconfig = version.appconfig
appconfig.update(**appyaml)
appconfig.save()
pod = Pod.create('pod', 'pod')
hosts = [
Host.create(pod, random_ipv4(), random_string(prefix='host'),
random_uuid(), 4, 4096) for i in range(4)
]
containers = []
for (host, count), cores in centralized_schedule(pod, 4, 4, 0).iteritems():
cores_per_container = len(cores) / count
for i in range(count):
cid = random_sha1()
used_cores = {
'full':
cores['full'][i * cores_per_container:(i + 1) *
cores_per_container]
}
c = Container.create(cid, host, version, random_string(), 'web',
used_cores, 'env')
containers.append(c)
host.occupy_cores(cores, 0)
return app, version, pod, hosts, containers
def migrate_container(container_id, need_to_remove=True):
container = Container.get_by_container_id(container_id)
if not container:
_log.error('container %s is not found, ignore migration', container_id)
return
ncore, nshare = container.host.pod.get_core_allocation(container.ncore)
host_cores = average_schedule(container.host.pod, 1, ncore, nshare, None)
if not host_cores:
_log.error('not enough cores to migrate')
return
cids = [container.id]
spec_ips = cidrs = container.get_ips()
(host, container_count), cores = next(host_cores.iteritems())
props = {
'ncontainer': 1,
'entrypoint': container.entrypoint,
'env': container.env,
'full_cores': [c.label for c in cores.get('full', [])],
'part_cores': [c.label for c in cores.get('part', [])],
'ports': None,
'args': None,
'nshare': nshare,
'networks': cidrs,
'image': None,
'route': '',
'callback_url': container.callback_url,
'container_ids': cids,
}
task = Task.create(consts.TASK_MIGRATE, container.version, host, props)
if not task:
_log.error('create migrate task error')
return
_log.info('start migration...')
if need_to_remove:
remove_containers.apply(args=(task.id, cids, False),
task_id='task:%s' % task.id)
create_containers.apply(args=(task.id, 1, nshare, cores, cidrs, spec_ips),
task_id='task:%s' % task.id)
_log.info('migration done')
def create_test_suite():
appyaml = {
'appname': 'app',
'entrypoints': {
'web': {
'cmd': 'python app.py',
'ports': ['5000/tcp'],
},
'daemon': {
'cmd': 'python daemon.py',
},
'service': {
'cmd': 'python service.py'
},
},
'build': 'pip install -r ./requirements.txt',
}
app = App.get_or_create('app', 'http://git.hunantv.com/group/app.git', 'token')
version = app.add_version(random_sha1())
appconfig = version.appconfig
appconfig.update(**appyaml)
appconfig.save()
group = Group.create('group', 'group')
pod = Pod.create('pod', 'pod')
pod.assigned_to_group(group)
hosts = [Host.create(pod, random_ipv4(), random_string(prefix='host'),
random_uuid(), 4, 4096) for i in range(4)]
for host in hosts:
host.assigned_to_group(group)
containers = []
for (host, count), cores in group.get_free_cores(pod, 4, 4, 0).iteritems():
cores_per_container = len(cores) / count
for i in range(count):
cid = random_sha1()
used_cores = cores['full'][i*cores_per_container:(i+1)*cores_per_container]
c = Container.create(cid, host, version, random_string(), 'entrypoint', used_cores, 'env')
containers.append(c)
host.occupy_cores(cores, 0)
return app, version, group, pod, hosts, containers
def rm_containers():
cids = request.get_json()['cids']
version_dict = {}
ts, watch_keys = [], []
for cid in cids:
container = Container.get_by_container_id(cid)
if not container:
continue
version_dict.setdefault((container.version, container.host), []).append(container)
for (version, host), containers in version_dict.iteritems():
cids = [c.id for c in containers]
task_props = {'container_ids': cids}
task = Task.create(consts.TASK_REMOVE, version, host, task_props)
remove_containers.apply_async(
args=(task.id, cids, False),
task_id='task:%d' % task.id
)
ts.append(task.id)
watch_keys.append(task.result_key)
return {'r': 0, 'msg': 'ok', 'tasks': ts, 'watch_keys': watch_keys}
def migrate_container(container_id, need_to_remove=True):
container = Container.get_by_container_id(container_id)
if not container:
_log.error('container %s is not found, ignore migration', container_id)
return
ncore, nshare= container.host.pod.get_core_allocation(container.ncore)
host_cores = average_schedule(container.host.pod, 1, ncore, nshare, None)
if not host_cores:
_log.error('not enough cores to migrate')
return
cids = [container.id]
spec_ips = cidrs = container.get_ips()
(host, container_count), cores = next(host_cores.iteritems())
props = {
'ncontainer': 1,
'entrypoint': container.entrypoint,
'env': container.env,
'full_cores': [c.label for c in cores.get('full', [])],
'part_cores': [c.label for c in cores.get('part', [])],
'ports': None,
'args': None,
'nshare': nshare,
'networks': cidrs,
'image': None,
'route': '',
'callback_url': container.callback_url,
'container_ids': cids,
}
task = Task.create(consts.TASK_MIGRATE, container.version, host, props)
if not task:
_log.error('create migrate task error')
return
_log.info('start migration...')
if need_to_remove:
remove_containers.apply(args=(task.id, cids, False), task_id='task:%s' % task.id)
create_containers.apply(args=(task.id, 1, nshare, cores, cidrs, spec_ips), task_id='task:%s' % task.id)
_log.info('migration done')
def remove_containers(task_id, cids, rmi):
task = Task.get(task_id)
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)
appnames = {c.appname for c in containers}
publish_to_service_discovery(*appnames)
dockerjob.remove_host_containers(containers, host)
if rmi:
dockerjob.remove_image(task.version, host)
except Exception, e:
logger.exception(e)
task.finish_with_result(code.TASK_FAILED)
notifier.pub_fail()
def container_log(cid):
stderr = request.args.get('stderr', type=int, default=0)
stdout = request.args.get('stdout', type=int, default=0)
tail = request.args.get('tail', type=int, default=10)
# docker client's argument
if tail == 0:
tail = 'all'
ws = request.environ['wsgi.websocket']
container = Container.get_by_container_id(cid)
if not container:
ws.close()
logger.info('Container %s not found, close websocket' % cid)
return 'websocket closed'
try:
client = get_docker_client(container.host.addr)
for line in client.logs(cid, stream=True, stderr=bool(stderr), stdout=bool(stdout), tail=tail):
ws.send(line)
except geventwebsocket.WebSocketError, e:
logger.exception(e)
def bind_network(cid):
data = request.get_json()
appname = data.get('appname')
c = Container.get_by_container_id(cid)
if not (c and c.is_alive):
raise EruAbortException(consts.HTTP_NOT_FOUND, 'Container %s not found' % cid)
if c.appname != appname:
raise EruAbortException(consts.HTTP_NOT_FOUND, 'Container does not belong to app')
network_names = data.get('networks', [])
networks = filter(None, [Network.get_by_name(n) for n in network_names])
if not networks:
raise EruAbortException(consts.HTTP_BAD_REQUEST, 'network empty')
ips = filter(None, [n.acquire_ip() for n in networks])
if not ips:
raise EruAbortException(consts.HTTP_BAD_REQUEST, 'no ip available')
nid = max([ip.network_id for ip in c.ips.all()] + [-1]) + 1
bind_container_ip(c, ips, nid=nid)
for ip in ips:
ip.assigned_to_container(c)
return {'r': 0, 'msg': ips}
def fix_core(host):
containers = Container.get_multi_by_host(host)
# 没有的话, 直接销毁重建
if not containers:
_create_cores_on_host(host, host.ncore)
return
data = {str(i): host.core_share for i in xrange(host.ncore)}
for c in containers:
cores = c.cores
nshare = int(cores.get('nshare', '0'))
for e in cores.get('full', []):
e.remain = host.core_share
data.pop(e.label)
for s in cores.get('part', []):
s.remain = host.core_share - nshare
data[s.label] -= nshare
c.cores = cores
rds.delete(host._cores_key)
if data:
rds.zadd(host._cores_key, **data)
print 'done', host
def rm_containers():
cids = request.get_json()['cids']
if not all(len(cid) >= 7 for cid in cids):
raise EruAbortException(consts.HTTP_BAD_REQUEST, 'must given at least 7 chars for container_id')
version_dict = {}
ts, watch_keys = [], []
for cid in cids:
container = Container.get_by_container_id(cid)
if not container:
continue
version_dict.setdefault((container.version, container.host), []).append(container)
for (version, host), containers in version_dict.iteritems():
cids = [c.id for c in containers]
task_props = {'container_ids': cids}
task = Task.create(consts.TASK_REMOVE, version, host, task_props)
remove_containers.apply_async(
args=(task.id, cids, False),
task_id='task:%d' % task.id
)
ts.append(task.id)
watch_keys.append(task.result_key)
return {'r': 0, 'msg': 'ok', 'tasks': ts, 'watch_keys': watch_keys}
def poll_container(cid):
c = Container.get_by_container_id(cid)
if not c:
raise EruAbortException(consts.HTTP_NOT_FOUND, 'Container %s not found' % cid)
return {'r': 0, 'container': c.container_id, 'status': c.is_alive}
def cure_container(cid):
c = Container.get_by_container_id(cid)
if c:
c.cure()
return {'r':0, 'msg': code.OK}
def create_containers_with_macvlan(task_id, ncontainer, nshare, cores, network_ids, spec_ips=None):
"""
执行task_id的任务. 部署ncontainer个容器, 占用*_core_ids这些核, 绑定到networks这些子网
"""
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
if spec_ips is None:
spec_ips = []
need_network = bool(network_ids)
networks = Network.get_multi(network_ids)
notifier = TaskNotifier(task)
host = task.host
version = task.version
entrypoint = task.props['entrypoint']
env = task.props['env']
ports = task.props['ports']
args = task.props['args']
# use raw
route = task.props['route']
image = task.props['image']
callback_url = task.props['callback_url']
cpu_shares = int(float(nshare) / host.pod.core_share * 1024) if nshare else 1024
pub_agent_vlan_key = 'eru:agent:%s:vlan' % host.name
pub_agent_route_key = 'eru:agent:%s:route' % host.name
feedback_key = 'eru:agent:%s:feedback' % task_id
cids = []
for fcores, pcores in _iter_cores(cores, ncontainer):
cores_for_one_container = {'full': fcores, 'part': pcores}
try:
cid, cname = dockerjob.create_one_container(host, version,
entrypoint, env, fcores+pcores, ports=ports, args=args,
cpu_shares=cpu_shares, image=image, need_network=need_network)
except Exception as e:
# 写给celery日志看
print e
host.release_cores(cores_for_one_container, nshare)
continue
if spec_ips:
ips = [n.acquire_specific_ip(ip) for n, ip in zip(networks, spec_ips)]
else:
ips = [n.acquire_ip() for n in networks]
ips = [i for i in ips if i]
ip_dict = {ip.vlan_address: ip for ip in ips}
if ips:
if ERU_AGENT_API == 'pubsub':
values = [str(task_id), cid] + ['{0}:{1}'.format(ip.vlan_seq_id, ip.vlan_address) for ip in ips]
rds.publish(pub_agent_vlan_key, '|'.join(values))
elif ERU_AGENT_API == 'http':
agent = get_agent(host)
ip_list = [(ip.vlan_seq_id, ip.vlan_address) for ip in ips]
agent.add_container_vlan(cid, str(task_id), ip_list)
for _ in ips:
# timeout 15s
rv = rds.blpop(feedback_key, 15)
if rv is None:
break
# rv is like (feedback_key, 'succ|container_id|vethname|ip')
succ, _, vethname, vlan_address = rv[1].split('|')
if succ == '0':
break
ip = ip_dict.get(vlan_address, None)
if ip:
ip.set_vethname(vethname)
if route:
rds.publish(pub_agent_route_key, '%s|%s' % (cid, route))
else:
current_flask.logger.info('Creating container (cid=%s, ips=%s)', cid, ips)
c = Container.create(cid, host, version, cname, entrypoint,
cores_for_one_container, env, nshare, callback_url)
for ip in ips:
ip.assigned_to_container(c)
notifier.notify_agent(c)
add_container_for_agent(c)
add_container_backends(c)
cids.append(cid)
# 略过清理工作
continue
# 清理掉失败的容器, 释放核, 释放ip
current_flask.logger.info('Cleaning failed container (cid=%s)', cid)
dockerjob.remove_container_by_cid([cid], host)
host.release_cores(cores_for_one_container, nshare)
[ip.release() for ip in ips]
# 失败了就得清理掉这个key
rds.delete(feedback_key)
publish_to_service_discovery(version.name)
task.finish_with_result(consts.TASK_SUCCESS, container_ids=cids)
notifier.pub_success()
# 有IO, 丢最后面算了
falcon_all_graphs(version)
falcon_all_alarms(version)
current_flask.logger.info('Task<id=%s>: Done', task_id)
def get_container_by_id(id):
c = Container.get(id)
if not c:
raise EruAbortException(consts.HTTP_NOT_FOUND, 'Container %s not found' % id)
return c
def remove_container(cid):
c = Container.get_by_container_id(cid)
if not c:
return {'r': 1, 'msg': 'container %s not found' % cid}
dockerjob.remove_container_by_cid([cid], c.host)
return {'r': 0, 'msg': consts.OK}
def create_containers_with_macvlan(task_id, ncontainer, core_ids, network_ids):
"""
执行task_id的任务. 部署ncontainer个容器, 占用core_ids这些核, 绑定到networks这些子网
"""
task = Task.get(task_id)
if not task:
return
networks = Network.get_multi(network_ids)
notifier = TaskNotifier(task)
host = task.host
version = task.version
entrypoint = task.props['entrypoint']
env = task.props['env']
used_cores = Core.get_multi(core_ids)
pub_agent_vlan_key = 'eru:agent:%s:vlan' % host.name
feedback_key = 'eru:agent:%s:feedback' % task_id
cids = []
for cores in more_itertools.chunked(used_cores, len(core_ids)/ncontainer):
try:
cid, cname = dockerjob.create_one_container(host, version,
entrypoint, env, cores)
except:
host.release_cores(cores)
continue
ips = [n.acquire_ip() for n in networks]
ip_dict = {ip.vlan_address: ip for ip in ips}
if ips:
ident_id = cname.split('_')[-1]
values = [str(task_id), cid, ident_id] + ['{0}:{1}'.format(ip.vlan_seq_id, ip.vlan_address) for ip in ips]
rds.publish(pub_agent_vlan_key, '|'.join(values))
for _ in ips:
# timeout 15s
rv = rds.blpop(feedback_key, 15)
if rv is None:
break
# rv is like (feedback_key, 'succ|container_id|vethname|ip')
succ, _, vethname, vlan_address = rv[1].split('|')
if succ == '0':
break
ip = ip_dict.get(vlan_address, None)
if ip:
ip.set_vethname(vethname)
else:
logger.info('Creating container with cid %s and ips %s' % (cid, ips))
c = Container.create(cid, host, version, cname, entrypoint, cores, env)
for ip in ips:
ip.assigned_to_container(c)
notifier.notify_agent(cid)
add_container_for_agent(c)
add_container_backends(c)
cids.append(cid)
# 略过清理工作
continue
# 清理掉失败的容器, 释放核, 释放ip
logger.info('Cleaning failed container with cid %s' % cid)
dockerjob.remove_container_by_cid([cid], host)
host.release_cores(cores)
[ip.release() for ip in ips]
publish_to_service_discovery(version.name)
task.finish_with_result(code.TASK_SUCCESS, container_ids=cids)
notifier.pub_success()
def create_containers_with_macvlan_public(task_id, ncontainer, nshare, network_ids, spec_ips=None):
"""
执行task_id的任务. 部署ncontainer个容器, 绑定到networks这些子网
"""
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
if spec_ips is None:
spec_ips = []
networks = Network.get_multi(network_ids)
notifier = TaskNotifier(task)
host = task.host
version = task.version
entrypoint = task.props['entrypoint']
env = task.props['env']
# use raw
image = task.props['image']
cpu_shares = 1024
pub_agent_vlan_key = 'eru:agent:%s:vlan' % host.name
feedback_key = 'eru:agent:%s:feedback' % task_id
cids = []
for _ in range(ncontainer):
try:
cid, cname = dockerjob.create_one_container(host, version,
entrypoint, env, cores=None, cpu_shares=cpu_shares, image=image)
except Exception as e:
print e # 同上
continue
if spec_ips:
ips = [n.acquire_specific_ip(ip) for n, ip in zip(networks, spec_ips)]
else:
ips = [n.acquire_ip() for n in networks]
ips = [i for i in ips if i]
ip_dict = {ip.vlan_address: ip for ip in ips}
if ips:
ident_id = cname.split('_')[-1]
values = [str(task_id), cid, ident_id] + ['{0}:{1}'.format(ip.vlan_seq_id, ip.vlan_address) for ip in ips]
rds.publish(pub_agent_vlan_key, '|'.join(values))
for _ in ips:
# timeout 15s
rv = rds.blpop(feedback_key, 15)
if rv is None:
break
# rv is like (feedback_key, 'succ|container_id|vethname|ip')
succ, _, vethname, vlan_address = rv[1].split('|')
if succ == '0':
break
ip = ip_dict.get(vlan_address, None)
if ip:
ip.set_vethname(vethname)
else:
current_flask.logger.info('Creating container (cid=%s, ips=%s)', cid, ips)
c = Container.create(cid, host, version, cname, entrypoint, {}, env, nshare)
for ip in ips:
ip.assigned_to_container(c)
notifier.notify_agent(cid)
add_container_for_agent(c)
add_container_backends(c)
cids.append(cid)
# 略过清理工作
continue
# 清理掉失败的容器, 释放核, 释放ip
current_flask.logger.info('Cleaning failed container (cid=%s)', cid)
dockerjob.remove_container_by_cid([cid], host)
[ip.release() for ip in ips]
# 失败了就得清理掉这个key
rds.delete(feedback_key)
publish_to_service_discovery(version.name)
task.finish_with_result(consts.TASK_SUCCESS, container_ids=cids)
notifier.pub_success()
current_flask.logger.info('Task<id=%s>: Done', task_id)
def test_container(test_db):
a = App.get_or_create('app', 'http://git.hunantv.com/group/app.git', '')
assert a is not None
assert a.id == a.user_id
v = a.add_version(random_sha1())
assert v is not None
assert v.app.id == a.id
assert v.name == a.name
assert len(v.containers.all()) == 0
assert len(v.tasks.all()) == 0
g = Group.create('group', 'group')
p = Pod.create('pod', 'pod', 10, -1)
assert p.assigned_to_group(g)
hosts = [Host.create(p, random_ipv4(), random_string(prefix='host'),
random_uuid(), 4, 4096) for i in range(6)]
for host in hosts[:3]:
host.assigned_to_group(g)
host_ids1 = {h.id for h in hosts[:3]}
host_ids2 = {h.id for h in hosts[3:]}
host_cores = g.get_free_cores(p, 3, 3, 0)
#测试没有碎片核的情况
#获取核
containers = []
for (host, count), cores in host_cores.iteritems():
cores_per_container = len(cores['full']) / count
for i in range(count):
cid = random_sha1()
used_cores = {'full': cores['full'][i*cores_per_container:(i+1)*cores_per_container]}
# not using a port
c = Container.create(cid, host, v, random_string(), 'entrypoint', used_cores, 'env')
assert c is not None
containers.append(c)
host.occupy_cores(cores, 0)
for host in g.private_hosts.all():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 1
assert len(part_cores) == 0
assert len(host.containers.all()) == 1
assert host.count == 1
assert len(containers) == 3
assert len(v.containers.all()) == 3
for c in containers:
assert c.host_id in host_ids1
assert c.host_id not in host_ids2
assert c.app.id == a.id
assert c.version.id == v.id
assert c.is_alive
assert len(c.full_cores.all()) == 3
assert len(c.part_cores.all()) == 0
all_core_labels = sorted(['0', '1', '2', '3', ])
used_full_core_labels = [core.label for core in c.full_cores.all()]
used_part_core_labels = [core.label for core in c.part_cores.all()]
free_core_labels = [core.label for core in c.host.get_free_cores()[0]]
assert all_core_labels == sorted(used_full_core_labels + used_part_core_labels + free_core_labels)
#释放核
for c in containers:
c.delete()
assert len(v.containers.all()) == 0
assert g.get_max_containers(p, 3, 0) == 3
host_cores = g.get_free_cores(p, 3, 3, 0)
assert len(host_cores) == 3
for host in g.private_hosts.all():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 4
assert len(part_cores) == 0
assert len(host.containers.all()) == 0
assert host.count == 0
#测试有碎片的情况
#获取核
host_cores = g.get_free_cores(p, 3, 3, 4)
containers = []
for (host, count), cores in host_cores.iteritems():
cores_per_container = len(cores['full']) / count
for i in range(count):
cid = random_sha1()
used_cores = {'full': cores['full'][i*cores_per_container:(i+1)*cores_per_container],
'part': cores['part']}
# not using a port
c = Container.create(cid, host, v, random_string(), 'entrypoint', used_cores, 'env')
assert c is not None
containers.append(c)
host.occupy_cores(cores, 4)
for host in g.private_hosts.all():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 0
assert len(part_cores) == 1
assert part_cores[0].used == 4
assert len(host.containers.all()) == 1
assert host.count == 1
assert len(containers) == 3
assert len(v.containers.all()) == 3
for c in containers:
assert c.host_id in host_ids1
assert c.host_id not in host_ids2
assert c.app.id == a.id
assert c.version.id == v.id
assert c.is_alive
assert len(c.full_cores.all()) == 3
assert len(c.part_cores.all()) == 1
all_core_labels = sorted(['0', '1', '2', '3', ])
used_full_core_labels = [core.label for core in c.full_cores.all()]
used_part_core_labels = [core.label for core in c.part_cores.all()]
free_core_labels = [core.label for core in c.host.get_free_cores()[0]]
assert all_core_labels == sorted(used_full_core_labels + used_part_core_labels + free_core_labels)
#释放核
for c in containers:
c.delete(4)
assert len(v.containers.all()) == 0
assert g.get_max_containers(p, 3, 0) == 3
host_cores = g.get_free_cores(p, 3, 3, 0)
assert len(host_cores) == 3
for host in g.private_hosts.all():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 4
assert len(host.containers.all()) == 0
assert host.count == 0
#获取
host_cores = g.get_free_cores(p, 6, 1, 5)
containers = []
for (host, count), cores in host_cores.iteritems():
cores_per_container = len(cores['full']) / count
for i in range(count):
cid = random_sha1()
used_cores = {'full': cores['full'][i*cores_per_container:(i+1)*cores_per_container],
'part': cores['part'][i:i+1]}
# not using a port
c = Container.create(cid, host, v, random_string(), 'entrypoint', used_cores, 'env')
assert c is not None
containers.append(c)
host.occupy_cores(used_cores, 5)
for host in g.private_hosts.all():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 1
assert len(part_cores) == 0
assert len(host.containers.all()) == 2
assert host.count == 2
assert len(containers) == 6
assert len(v.containers.all()) == 6
for c in containers:
assert c.host_id in host_ids1
assert c.host_id not in host_ids2
assert c.app.id == a.id
assert c.version.id == v.id
assert c.is_alive
assert len(c.full_cores.all()) == 1
assert len(c.part_cores.all()) == 1
##释放核
for c in containers:
c.delete(5)
assert len(v.containers.all()) == 0
assert g.get_max_containers(p, 3, 0) == 3
host_cores = g.get_free_cores(p, 3, 3, 0)
assert len(host_cores) == 3
for host in g.private_hosts.all():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 4
assert len(part_cores) == 0
assert len(host.containers.all()) == 0
assert host.count == 0
def migrate_container_set(host):
containers = Container.get_multi_by_host(host)
for c in containers:
add_container_for_agent(c)
def test_container(test_db):
a = App.get_or_create('app', 'http://git.hunantv.com/group/app.git')
assert a is not None
assert a.id == a.user_id
v = a.add_version(random_sha1())
assert v is not None
assert v.app.id == a.id
assert v.name == a.name
assert len(v.containers.all()) == 0
assert len(v.tasks.all()) == 0
p = Pod.create('pod', 'pod', 10, -1)
hosts = [
Host.create(p, random_ipv4(), random_string(prefix='host'),
random_uuid(), 4, 4096) for i in range(6)
]
for host in hosts[3:]:
host.set_public()
host_ids1 = {h.id for h in hosts[:3]}
host_ids2 = {h.id for h in hosts[3:]}
host_cores = centralized_schedule(p, 3, 3, 0)
#测试没有碎片核的情况
#获取核
containers = []
for (host, count), cores in host_cores.iteritems():
host.occupy_cores(cores, 0)
cores_per_container = len(cores['full']) / count
for i in range(count):
cid = random_sha1()
used_cores = {
'full':
cores['full'][i * cores_per_container:(i + 1) *
cores_per_container]
}
c = Container.create(cid,
host,
v,
random_string(),
'entrypoint',
used_cores,
'env',
nshare=0)
assert c is not None
containers.append(c)
for host in p.get_private_hosts():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 1
assert len(part_cores) == 0
assert len(host.containers.all()) == 1
assert host.count == 1
assert len(containers) == 3
assert len(v.containers.all()) == 3
for c in containers:
assert c.host_id in host_ids1
assert c.host_id not in host_ids2
assert c.app.id == a.id
assert c.version.id == v.id
assert c.is_alive
assert len(c.full_cores) == 3
assert len(c.part_cores) == 0
all_core_labels = sorted([
'0',
'1',
'2',
'3',
])
used_full_core_labels = [core.label for core in c.full_cores]
used_part_core_labels = [core.label for core in c.part_cores]
free_core_labels = [core.label for core in c.host.get_free_cores()[0]]
assert all_core_labels == sorted(used_full_core_labels +
used_part_core_labels +
free_core_labels)
#释放核
for c in containers:
c.delete()
assert len(v.containers.all()) == 0
assert get_max_container_count(p, 3, 0) == 3
host_cores = centralized_schedule(p, 3, 3, 0)
assert len(host_cores) == 3
for host in p.get_private_hosts():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 4
assert len(part_cores) == 0
assert len(host.containers.all()) == 0
assert host.count == 4
#测试有碎片的情况
#获取核
host_cores = centralized_schedule(p, 3, 3, 4)
containers = []
for (host, count), cores in host_cores.iteritems():
cores_per_container = len(cores['full']) / count
host.occupy_cores(cores, 4)
for i in range(count):
cid = random_sha1()
used_cores = {
'full':
cores['full'][i * cores_per_container:(i + 1) *
cores_per_container],
'part':
cores['part']
}
# not using a port
c = Container.create(cid,
host,
v,
random_string(),
'entrypoint',
used_cores,
'env',
nshare=4)
assert c is not None
containers.append(c)
for host in p.get_private_hosts():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 0
assert len(part_cores) == 1
assert part_cores[0].remain == 6
assert len(host.containers.all()) == 1
assert host.count == D('0.6')
assert len(containers) == 3
assert len(v.containers.all()) == 3
for c in containers:
assert c.host_id in host_ids1
assert c.host_id not in host_ids2
assert c.app.id == a.id
assert c.version.id == v.id
assert c.is_alive
assert len(c.full_cores) == 3
assert len(c.part_cores) == 1
all_core_labels = sorted([
'0',
'1',
'2',
'3',
])
used_full_core_labels = [core.label for core in c.full_cores]
used_part_core_labels = [core.label for core in c.part_cores]
free_core_labels = [core.label for core in c.host.get_free_cores()[0]]
assert all_core_labels == sorted(used_full_core_labels +
used_part_core_labels +
free_core_labels)
#释放核
for c in containers:
c.delete()
assert len(v.containers.all()) == 0
assert get_max_container_count(p, 3, 0) == 3
host_cores = centralized_schedule(p, 3, 3, 0)
assert len(host_cores) == 3
for host in p.get_private_hosts():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 4
assert len(host.containers.all()) == 0
assert host.count == 4
#获取
host_cores = centralized_schedule(p, 6, 1, 5)
containers = []
for (host, count), cores in host_cores.iteritems():
cores_per_container = len(cores['full']) / count
for i in range(count):
cid = random_sha1()
used_cores = {
'full':
cores['full'][i * cores_per_container:(i + 1) *
cores_per_container],
'part':
cores['part'][i:i + 1],
}
host.occupy_cores(used_cores, 5)
# not using a port
c = Container.create(cid,
host,
v,
random_string(),
'entrypoint',
used_cores,
'env',
nshare=5)
assert c is not None
containers.append(c)
for host in p.get_private_hosts():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 1
assert len(part_cores) == 0
assert len(host.containers.all()) == 2
assert host.count == D('1')
assert len(containers) == 6
assert len(v.containers.all()) == 6
for c in containers:
assert c.host_id in host_ids1
assert c.host_id not in host_ids2
assert c.app.id == a.id
assert c.version.id == v.id
assert c.is_alive
assert len(c.full_cores) == 1
assert len(c.part_cores) == 1
##释放核
for c in containers:
c.delete()
assert len(v.containers.all()) == 0
assert get_max_container_count(p, 3, 0) == 3
host_cores = centralized_schedule(p, 3, 3, 0)
assert len(host_cores) == 3
for host in p.get_private_hosts():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 4
assert len(part_cores) == 0
assert len(host.containers.all()) == 0
assert host.count == 4
def stop_container(cid):
c = Container.get_by_container_id(cid)
if c:
c.kill()
dockerjob.stop_containers([c,], c.host)
return {'r':0, 'msg': code.OK}
def create_containers(task_id,
ncontainer,
nshare,
cores,
network_ids,
spec_ips=None):
"""
执行task_id的任务. 部署ncontainer个容器, 占用*_core_ids这些核, 绑定到networks这些子网
"""
_log.info('Task<id=%s>: Started', task_id)
task = Task.get(task_id)
if not task:
_log.error('Task (id=%s) not found, quit', task_id)
return
if spec_ips is None:
spec_ips = []
need_network = bool(network_ids)
networks = [ipam.get_pool(n) for n in network_ids]
notifier = TaskNotifier(task)
host = task.host
version = task.version
entrypoint = task.props['entrypoint']
env = task.props['env']
ports = task.props['ports']
args = task.props['args']
# use raw
image = task.props['image']
callback_url = task.props['callback_url']
cpu_shares = int(float(nshare) / host.pod.core_share *
1024) if nshare else 1024
cids = []
backends = []
entry = version.appconfig.entrypoints[entrypoint]
for fcores, pcores in _iter_cores(cores, ncontainer):
cores_for_one_container = {'full': fcores, 'part': pcores}
# 在宿主机上创建容器
try:
cid, cname = dockerjob.create_one_container(
host,
version,
entrypoint,
env,
fcores + pcores,
ports=ports,
args=args,
cpu_shares=cpu_shares,
image=image,
need_network=need_network)
except Exception as e:
# 写给celery日志看
_log.exception(e)
host.release_cores(cores_for_one_container, nshare)
continue
# 容器记录下来
c = Container.create(cid, host, version, cname, entrypoint,
cores_for_one_container, env, nshare,
callback_url)
# 为容器创建网络栈
# 同时把各种信息都记录下来
# 如果失败, 清除掉所有记录和宿主机上的容器
# 循环下一次尝试
cidrs = [n.netspace for n in networks]
if not ipam.allocate_ips(cidrs, cid, spec_ips):
_clean_failed_containers(cid)
continue
notifier.notify_agent(c)
add_container_for_agent(host, c)
add_container_backends(c)
cids.append(cid)
backends.extend(c.get_backends())
c.callback_report(status='start')
health_check = entry.get('health_check', '')
if health_check and backends:
urls = [b + health_check for b in backends]
if not wait_health_check(urls):
# TODO 这里要么回滚要么报警
_log.info('Task<id=%s>: Done, but something went error', task_id)
return
publish_to_service_discovery(version.name)
task.finish(consts.TASK_SUCCESS)
task.reason = 'ok'
task.container_ids = cids
notifier.pub_success()
_log.info('Task<id=%s>: Done', task_id)
