def getRack():
try:
def watcher(event):
logger.info("/rack children changed, need update memory")
getRack()
zk_client.get('/rack', watcher)
children = zk_client.get_children('/rack')
for child in children:
rack_name = child.encode('utf-8')
RACK_STORE[rack_name] = []
path1 = join('/rack', rack_name)
children1 = zk_client.get_children(path1)
for child1 in children1:
store_id = child1.encode('utf-8')
RACK_STORE[rack_name].append(store_id)
path2 = join(path1, store_id)
data, stat = zk_client.get(path2)
if data:
parsed_data = json.loads(data)
ip = parsed_data['stat'].split(':')[0].encode('utf-8')
STORE_TO_IP[store_id] = ip
IP_TO_STORE[ip] = store_id
STORE_RACK[store_id] = rack_name
STORE_INFO[FREE_VOLUME_KEY+store_id] = -1
STORE_INFO[VOLUME_KEY+store_id] = 0
else:
logger.warn("getRack() called zk data is None path: %s", path2)
return False
return True
except Exception as ex:
logger.error("getRack() called error: %s", str(ex))
return False
def request(self, method, url, body=None, headers={}):
'''return [True|False], status, data'''
try:
if self.http_conn is None:
self.http_conn = httplib.HTTPConnection(self.host, self.port, timeout=HttpConnection.DEFAULT_TIMEOUT)
self.http_conn.request(method, url, body, headers)
conn_resp = self.http_conn.getresponse()
status = conn_resp.status
data = conn_resp.read()
return (True, status, data)
except Exception as ex:
self.http_conn = None
logger.warn('HttpConnection.request, %s %s, except %s', method, url, str(ex))
return (False, None, None)
def request(self, method, url, body=None, headers={}):
'''return [True|False], status, data'''
try:
print url,body
if self.http_conn is None:
self.http_conn = httplib.HTTPConnection(self.host, self.port, timeout=HttpConnection.DEFAULT_TIMEOUT)
self.http_conn.request(method, url, body, headers)
conn_resp = self.http_conn.getresponse()
status = conn_resp.status
data = conn_resp.read()
return (True, status, data)
except Exception as ex:
self.http_conn = None
logger.warn('HttpConnection.request, %s %s, except %s', method, url, str(ex))
return (False, None, None)
