def bluk():
bulk_data = []
for agent_id in agents:
data = dict(request_id=request_id,
agent_id=agent_id,
agent_time=agent_time,
server_time=int(time.time()),
resultcode=manager_common.RESULT_OVER_FINISHTIME,
result='Agent respone overtime')
bulk_data.append(data)
responeutils.bluk_insert(
storage=get_cache() if asynecrequest.expire else session,
agents=agents,
bulk_data=bulk_data,
expire=asynecrequest.expire)
if agents:
query.update({
'status': manager_common.FINISH,
'resultcode': manager_common.RESULT_NOT_ALL_SUCCESS,
'result': '%d agent not respone' % len(agents)
})
else:
query.update({
'status': manager_common.FINISH,
'resultcode': manager_common.RESULT_SUCCESS,
'result': 'all agent respone result' % len(agents)
})
session.flush()
session.close()
def delete(self, req, key, body=None):
if not key.startswith('-'.join([self.PREFIX, 'caches'])):
raise InvalidArgument('Key prefix not match')
if '*' in key:
raise InvalidArgument('* in key!')
cache = get_cache()
cache.delete(key)
return resultutils.results(result='Delete cache success', data=[key])
def response(self, req, request_id, body):
"""agent report respone api"""
session = get_session()
asyncrequest = model_query(
session,
AsyncRequest,
filter=AsyncRequest.request_id == request_id).one()
if not asyncrequest.expire:
return responeutils.agentrespone(session, request_id, body)
else:
return responeutils.agentrespone(get_cache(), request_id, body)
def create(self, req, body=None):
expire = int(body.get('expire') or 30)
cache = get_cache()
salt = ''.join(random.sample(string.lowercase, 6))
key = '-'.join([self.PREFIX, 'caches', str(int(time.time())), salt])
if not cache.set(key,
jsonutils.dumps_as_bytes(body) if body else '',
ex=expire or manager_common.ONLINE_EXIST_TIME,
nx=True):
raise CacheStoneError('Cache key value error')
return resultutils.results(result='Make cache success', data=[key])
def _fetch_token_from_cache(self, token_id):
cache_store = api.get_cache()
# 从cache存储中获取token以及ttl
pipe = cache_store.pipeline()
pipe.multi()
pipe.get(token_id)
pipe.ttl(token_id)
token, ttl = pipe.execute()
# 过期时间小于15s, 认为已经过期
if not token or ttl < 15:
raise exceptions.TokenExpiredError(
'Token has been expired drop from cache')
token = jsonutils.loads_as_bytes(token)
return token
def delete(self, req, token_id, checker=None):
if self._is_fernet(req):
token = self.fernet_formatter.unpack(token_id)
if checker: checker(token)
else:
if not token_id.startswith(self.AUTH_PREFIX):
raise InvalidArgument('Token id prefix error')
cache_store = api.get_cache()
token = cache_store.get(token_id)
if token:
token = jsonutils.loads_as_bytes(token)
if checker: checker(token)
cache_store.delete(token_id)
return token
def create(self, req, token, expire):
if self._is_fernet(req):
token.update({'expire': expire + int(time.time())})
token_id = self.fernet_formatter.pack(token)
else:
cache_store = api.get_cache()
token_id = '-'.join([
self.AUTH_PREFIX,
str(uuidutils.generate_uuid()).replace('-', '')
])
if not cache_store.set(
token_id, jsonutils.dumps_as_bytes(token), ex=expire,
nx=True):
LOG.error('Cache token fail')
raise exceptions.CacheStoneError('Set to cache store fail')
req.environ[manager_common.TOKENNAME] = token
return token_id
def show(self, req, key, body=None):
if not key.startswith('-'.join([self.PREFIX, 'caches'])):
raise InvalidArgument('Key prefix not match')
if '*' in key:
raise InvalidArgument('* in key!')
cache = get_cache()
data = cache.get(key)
if data is None:
return resultutils.results(
result='Get cache fail, key not exist or expired',
resultcode=manager_common.RESULT_ERROR)
if data:
data = jsonutils.loads_as_bytes(data)
return resultutils.results(result='Delete cache success',
data=[
data,
])
def expire(self, req, token_id, expire, checker=None):
if self._is_fernet(req):
token = self.fernet_formatter.unpack(token_id)
if checker: checker(token)
expire = token.get('expire') + expire
token.update({'expire': expire})
token_id = self.fernet_formatter.pack(token)
else:
if not token_id.startswith(self.AUTH_PREFIX):
raise InvalidArgument('Token id prefix error')
cache_store = api.get_cache()
token = cache_store.get(token_id)
if not token:
raise exceptions.TokenExpiredError('Token not exist now')
token = jsonutils.loads_as_bytes(token)
if checker: checker(token)
cache_store.expire(token_id, expire)
return token_id, token
def async_request(_request, agents=False, details=False):
"""this function just for route asynrequest show"""
req_dict = {'request_id': _request.request_id,
'request_time': _request.request_time,
'finishtime': _request.finishtime,
'deadline': _request.deadline,
'status': _request.status,
'expire': _request.expire,
'resultcode': _request.resultcode,
'result': _request.result,
'respones': []
}
# ret_dict = results(data=[req_dict, ], result='Get async request data finish')
if _request.expire:
req_dict['result'] += ',Data in cache,May miss some respone'
if agents:
if _request.expire:
_cache = get_cache()
key_pattern = targetutils.async_request_pattern(_request.request_id)
respone_keys = _cache.keys(key_pattern)
if respone_keys:
agent_respones = _cache.mget(*respone_keys)
if agent_respones:
for agent_respone in agent_respones:
if agent_respone:
try:
agent_respone_data = jsonutils.loads_as_bytes(agent_respone)
except (TypeError, ValueError):
continue
if not details:
agent_respone_data.pop('details', None)
req_dict['respones'].append(agent_respone_data)
else:
for agent_data in _request.respones:
req_dict['respones'].append(agent(agent_data, details=details))
return req_dict
def map_resources(resource_ids):
# 删除过期缓存
CDNRESOURCE.expire()
need = set(resource_ids)
provides = set(CDNRESOURCE.keys())
notmiss = need & provides
# 有资源在进程缓存字典中
if notmiss:
caches_time_dict = {}
# 本地最旧缓存时间点
time_point = int(time.time())
for resource_id in notmiss:
# 获取单个资源本地缓存时间点
cache_on = int(CDNRESOURCE.expiretime(resource_id)) - cdncommon.CACHETIME
if cache_on < time_point:
time_point = cache_on
caches_time_dict[resource_id] = cache_on
cache = get_cache()
scores = cache.zrangebyscore(name=cdncommon.CACHESETNAME,
min=str(time_point - 3), max='+inf',
withscores=True, score_cast_func=int)
if scores:
for data in scores:
resource_id = int(data[0])
cache_on = int(data[1])
# redis中缓存时间点超过本地缓存时间点
# 弹出本地缓存
try:
# 保险做法本地缓存时间回退3秒
if cache_on > caches_time_dict[resource_id] - 3:
CDNRESOURCE.pop(resource_id, None)
except KeyError:
continue
caches_time_dict.clear()
# 没有本地缓存的资源数量
missed = need - set(CDNRESOURCE.keys())
if missed:
# 重新从数据库读取
with goperation.tlock('gogamechen1-cdnresource'):
resources = cdnresource_controller.list(resource_ids=missed,
versions=True, domains=True, metadatas=True)
for resource in resources:
resource_id = resource.get('resource_id')
agent_id = resource.get('agent_id')
port = resource.get('port')
internal = resource.get('internal')
name = resource.get('name')
etype = resource.get('etype')
domains = resource.get('domains')
versions = resource.get('versions')
metadata = resource.get('metadata')
if internal:
if not metadata:
raise ValueError('Agent %d not online, get domain entity fail' % agent_id)
hostnames = [metadata.get('local_ip')]
else:
if not domains:
if not metadata:
raise ValueError('Agent %d not online get domain entity fail' % agent_id)
if metadata.get('external_ips'):
hostnames = metadata.get('external_ips')
else:
hostnames = [metadata.get('local_ip')]
else:
hostnames = domains
schema = 'http'
if port == 443:
schema = 'https'
netlocs = []
for host in hostnames:
if port in (80, 443):
netloc = '%s://%s' % (schema, host)
else:
netloc = '%s://%s:%d' % (schema, host, port)
netlocs.append(netloc)
CDNRESOURCE.setdefault(resource_id, dict(name=name, etype=etype, agent_id=agent_id,
internal=internal, versions=versions,
netlocs=netlocs, port=port,
domains=domains))
def rpc_asyncrequest(self, ctxt,
asyncrequest, rpc_target, rpc_method,
rpc_ctxt, rpc_args):
"""async respone check"""
session = get_session()
finishtime = ctxt.get('finishtime', None)
asyncrequest = AsyncRequest(**asyncrequest)
pre_run = ctxt.pop('pre_run', None)
after_run = ctxt.pop('after_run', None)
post_run = ctxt.pop('post_run', None)
if finishtime and int(realnow()) >= finishtime:
asyncrequest.resultcode = manager_common.RESULT_OVER_FINISHTIME
asyncrequest.result = 'Async request over finish time'
asyncrequest.status = manager_common.FINISH
try:
session.add(asyncrequest)
session.flush()
except DBDuplicateEntry:
LOG.warning('Async request record DBDuplicateEntry')
except DBError as e:
LOG.error('Async request record DBError %s: %s' % (e.__class__.__name__, e.message))
return
if not self.is_active:
asyncrequest.resultcode = manager_common.SCHEDULER_STATUS_ERROR
asyncrequest.result = 'Rpc server not active now'
asyncrequest.status = manager_common.FINISH
session.add(asyncrequest)
session.flush()
return
try:
if pre_run:
pre_run = self._compile('pre', pre_run)
if after_run:
after_run = self._compile('after', after_run)
if post_run:
post_run = self._compile('post', post_run)
except (KeyError, jsonutils.ValidationError):
asyncrequest.resultcode = manager_common.SCHEDULER_EXECUTER_ERROR
asyncrequest.result = 'Rpc server can not find executer or ctxt error'
asyncrequest.status = manager_common.FINISH
session.add(asyncrequest)
session.flush()
return
# except Exception:
# LOG.exception('wtf')
# raise
if rpc_ctxt.get('agents') is None:
wait_agents = [x[0] for x in model_query(session, Agent.agent_id,
filter=Agent.status > manager_common.DELETED).all()]
else:
wait_agents = rpc_ctxt.get('agents')
rpc_ctxt.update({'request_id': asyncrequest.request_id,
'expire': asyncrequest.expire,
'finishtime': asyncrequest.finishtime})
try:
target = Target(**rpc_target)
rpc = get_client()
except Exception:
LOG.error('Prepare rpc clinet error')
asyncrequest.resultcode = manager_common.SCHEDULER_PREPARE_ERROR
asyncrequest.result = 'Rpc server prepare rpc clinet error'
asyncrequest.status = manager_common.FINISH
session.add(asyncrequest)
session.flush()
return
if pre_run:
try:
pre_run.run(asyncrequest, wait_agents)
except RpcServerCtxtException as e:
asyncrequest.resultcode = manager_common.SCHEDULER_EXECUTER_ERROR
asyncrequest.result = 'Rpc server ctxt pre function fail: %s' % e.message
asyncrequest.status = manager_common.FINISH
session.add(asyncrequest)
session.flush()
return
session.add(asyncrequest)
session.flush()
LOG.debug('Try cast rpc method %s' % rpc_method)
try:
rpc.cast(target, ctxt=rpc_ctxt, msg={'method': rpc_method, 'args': rpc_args})
except AMQPDestinationNotFound:
asyncrequest.resultcode = manager_common.SEND_FAIL
asyncrequest.result = 'Async %s request send fail, AMQPDestinationNotFound' % rpc_method
asyncrequest.status = manager_common.FINISH
session.flush()
return
LOG.debug('Cast %s to %s success' % (asyncrequest.request_id, target.to_dict()))
if after_run:
try:
after_run.run(asyncrequest, wait_agents)
except RpcServerCtxtException as e:
asyncrequest.result = 'Async request %s cast success, ' \
'ctxt after function error~%s' % (rpc_method, e.message)
else:
asyncrequest.result = 'Async request %s cast success' % rpc_method
finally:
session.flush()
request_id = asyncrequest.request_id
finishtime = asyncrequest.finishtime
deadline = asyncrequest.deadline + 1
expire = asyncrequest.expire
if expire:
storage = get_cache()
else:
storage = session
def check_respone():
wait = finishtime - int(time.time())
# 先等待3秒,可以做一次提前检查
if wait > 3:
eventlet.sleep(3)
no_response_agents = set(wait_agents)
interval = int(wait / 10)
if interval < 3:
interval = 3
elif interval > 10:
interval = 10
not_overtime = 2
while True:
no_response_agents = responeutils.norespones(storage=storage,
request_id=request_id,
agents=no_response_agents)
if not no_response_agents:
break
if int(time.time()) < finishtime:
eventlet.sleep(interval)
if int(time.time()) > deadline:
not_overtime -= 1
if not not_overtime:
break
eventlet.sleep(1)
LOG.debug('Not response agents count %d' % len(no_response_agents))
bulk_data = []
agent_time = int(time.time())
for agent_id in no_response_agents:
data = dict(request_id=request_id,
agent_id=agent_id,
agent_time=agent_time,
server_time=agent_time,
resultcode=manager_common.RESULT_OVER_FINISHTIME,
result='Agent respone overtime')
bulk_data.append(data)
responeutils.bluk_insert(storage, no_response_agents, bulk_data, expire)
asyncrequest.status = manager_common.FINISH
if no_response_agents:
asyncrequest.resultcode = manager_common.RESULT_NOT_ALL_SUCCESS
asyncrequest.result = 'agents not respone, count:%d' % len(no_response_agents)
else:
asyncrequest.resultcode = manager_common.RESULT_SUCCESS
asyncrequest.result = 'all agent respone result'
session.flush()
if post_run:
try:
post_run.run(asyncrequest, no_response_agents)
except RpcServerCtxtException as e:
asyncrequest.result += (' ctxt post function error~%s' % e.message)
session.flush()
session.close()
threadpool.add_thread(safe_func_wrapper, check_respone, LOG)
