def response(self):
'''add
'''
if self.id:
# 修改记录
tb_inst = ZdZookeeper.one(id=self.id)
else:
# 新增记录
zookeeper = ZdZookeeper.one(cluster_name=self.cluster_name,
deleted='0')
# 检验集群名称是否重复
if zookeeper:
return self.ajax_popup(code=300, msg="zookeeper集群名称重复！")
else:
tb_inst = ZdZookeeper()
if self.id:
tb_inst.id = self.id
if self.cluster_name:
tb_inst.cluster_name = self.cluster_name
if self.hosts:
tb_inst.hosts = self.hosts
if self.business:
tb_inst.business = self.business
tb_inst.save()
return self.ajax_ok(forward="/config/zookeeper/index")
def response(self):
'''delete
'''
if self.info_ids:
id_li = self.info_ids.split(',')
for user_id in id_li:
ZdZookeeper.one(id=user_id).delete_instance()
return self.ajax_ok(close_current=False)
def response(self):
'''delete
'''
if self.info_ids:
id_li = self.info_ids.split(',')
for user_id in id_li:
ZdZookeeper.one(id=user_id).delete_instance()
return self.ajax_ok(close_current=False)
def get_zoo_client(cluster_name="qconf"):
"""get zoo client by cluster_name
"""
global ZOO_CLIENTS
if cluster_name not in ZOO_CLIENTS:
# get zookeeper hosts info
zookeeper = ZdZookeeper.one(cluster_name=cluster_name, deleted="0")
if not zookeeper:
raise ZookeeperConfError(
"Zookeeper not configured for cluster: {}!".format(
cluster_name))
# connect to zookeeper
try:
client = KazooClient(hosts=zookeeper.hosts,
connection_retry={
"max_tries": 3,
"backoff": 2
})
client.start(3)
ZOO_CLIENTS[cluster_name] = client
except KazooTimeoutError as exc:
log.error('Failed to connnect zookeeper, %s', str(exc))
return
# check connection's state, if not connected, reconect
zoo_client = ZOO_CLIENTS[cluster_name]
if not zoo_client.connected:
zoo_client.start()
return zoo_client
def get_zoo_client(cluster_name="qconf"):
"""get zoo client by cluster_name
"""
global ZOO_CLIENTS
if cluster_name not in ZOO_CLIENTS:
# get zookeeper hosts info
zookeeper = ZdZookeeper.one(cluster_name=cluster_name, deleted="0")
if not zookeeper:
raise ZookeeperConfError("Zookeeper not configured for cluster: {}!".format(cluster_name))
# connect to zookeeper
try:
client = KazooClient(hosts=zookeeper.hosts,
connection_retry={"max_tries": 3, "backoff": 2})
client.start(3)
ZOO_CLIENTS[cluster_name] = client
except KazooTimeoutError as exc:
log.error('Failed to connnect zookeeper, %s', str(exc))
return
# check connection's state, if not connected, reconect
zoo_client = ZOO_CLIENTS[cluster_name]
if not zoo_client.connected:
zoo_client.restart()
return zoo_client
def get_zoo_client(cluster_name="qconf"):
"""get zoo client by cluster_name
"""
global ZOO_CLIENTS
if cluster_name not in ZOO_CLIENTS:
# get zookeeper hosts info
zookeeper = ZdZookeeper.one(cluster_name=cluster_name, deleted="0")
if not zookeeper:
raise ZookeeperConfError("Zookeeper not configured for cluster: {}!".format(cluster_name))
# connect to zookeeper
try:
username = ZK_AUTH.get('user')
pwd = ZK_AUTH.get('pwd')
client = KazooClient(hosts=zookeeper.hosts,
connection_retry={"max_tries": 3, "backoff": 2},
default_acl=make_digest_acl(username, pwd,
read=True, write=True, create=True, delete=True, admin=True),
auth_data=[("digest", '%s:%s' % (username, pwd))]
)
client.start(timeout=3)
ZOO_CLIENTS[cluster_name] = client
except KazooTimeoutError as exc:
log.error('Failed to connnect zookeeper, %s', str(exc))
return
# check connection's state, if not connected, reconect
zoo_client = ZOO_CLIENTS[cluster_name]
if not zoo_client.connected:
zoo_client.start()
return zoo_client
def response(self):
'''edit
'''
if self.info_ids:
id_li = self.info_ids.split(',')
if len(id_li) != 1:
return self.ajax_popup(close_current=False, code=300, msg="请选择单条记录进行修改")
record = ZdZookeeper.one(id=id_li[0])
return self.render('config/zookeeper/edit.html',
action='/config/zookeeper/save',
record=record)
else:
return self.ajax_popup(close_current=False, code=300, msg="请选择某条记录进行修改")
def response(self):
'''edit
'''
if self.info_ids:
id_li = self.info_ids.split(',')
if len(id_li) != 1:
return self.ajax_popup(close_current=False, code=300, msg="请选择单条记录进行修改")
record = ZdZookeeper.one(id=id_li[0])
return self.render('config/zookeeper/edit.html',
action='/config/zookeeper/save',
record=record)
else:
return self.ajax_popup(close_current=False, code=300, msg="请选择某条记录进行修改")
def response(self):
'''add
'''
if self.id:
# 修改记录
tb_inst = ZdZookeeper.one(id=self.id)
else:
# 新增记录
zookeeper = ZdZookeeper.one(cluster_name=self.cluster_name, deleted='0')
# 检验集群名称是否重复
if zookeeper:
return self.ajax_popup(code=300, msg="zookeeper集群名称重复！")
else:
tb_inst = ZdZookeeper()
if self.id:
tb_inst.id = self.id
if self.cluster_name:
tb_inst.cluster_name = self.cluster_name
if self.hosts:
tb_inst.hosts = self.hosts
if self.business:
tb_inst.business = self.business
tb_inst.save()
return self.ajax_ok(forward="/config/zookeeper/index")
def response(self):
'''delete
'''
if not self.info_ids:
return self.ajax_popup(close_current=False, code=300, msg="请选择某条记录进行删除")
id_list = self.info_ids.split(',')
for zookeeper_id in id_list:
zookeeper = ZdZookeeper.one(id=zookeeper_id)
zookeeper.deleted = '1'
zookeeper.save()
services = ZdService.select().where(ZdService.zookeeper == zookeeper.id and ZdService.deleted == '0')
for service in services:
service.deleted = '1'
service.save()
return self.ajax_ok(close_current=False)
def get_zoo_client(cluster_name="qconf"):
"""get zoo client by cluster_name
"""
global ZOO_CLIENTS
zookeeper = ZdZookeeper.one(cluster_name=cluster_name, deleted="0")
if not zookeeper:
raise ZookeeperConfError("Zookeeper not configured for cluster {}!".format(cluster_name))
if cluster_name not in ZOO_CLIENTS:
try:
client = KazooClient(hosts=zookeeper.hosts, connection_retry={"max_tries": 1, "backoff": 1})
client.start(timeout=3)
ZOO_CLIENTS[cluster_name] = client
except KazooTimeoutError as exc:
log.error('Failed to connnect zookeeper, %s', str(exc))
return
return ZOO_CLIENTS[cluster_name]
def response(self):
zookeeper = ZdZookeeper.one(cluster_name=self.cluster, deleted='0')
#self.set_header('Content-Type', 'application/json; charset=UTF-8')
#self.write(json.dumps({'message': 'ok'}))
#self.finish()
if zookeeper is not None:
services = ZdService.select().where((ZdService.zookeeper == zookeeper.id) & (ZdService.deleted == '0'))
if services.count() >= 1:
json_data = '{"service_names":['
for service in services:
json_data += '"'
json_data += service.service_name
json_data += '",'
json_data = json_data[0:len(json_data)-1]
json_data += "]}"
return json_data
else:
json_data = ''
self.finish()
else:
self.finish()
def response(self):
'''add
'''
if self.id:
# 修改记录
tb_inst = ZdService.one(id=self.id)
else:
zookeeper = ZdZookeeper.one(cluster_name=self.cluster_name, deleted='0')
if zookeeper is None:
return self.ajax_popup(code=300, msg="zookeeper集群不存在！")
else:
# 新增记录
service = ZdService.one(zookeeper=zookeeper.id, service_name=self.service_name, deleted='0')
# 检验集群下是否已经有该服务
if service:
return self.ajax_popup(code=300, msg="service名称重复！")
else:
tb_inst = ZdService()
if self.id:
tb_inst.id = self.id
if self.service_name:
tb_inst.service_name = self.service_name
tb_inst.zookeeper = zookeeper
tb_inst.save()
# 更新在zookeeper和mysql上存储的配置信息, 同时进行快照备份
# 当一个节点的父节点存在时才会保存快照
ZnodeService.set_znode(cluster_name=self.cluster_name,
path='/',
data='',
znode_type='0',
description='')
ZnodeService.set_znode(cluster_name=self.cluster_name,
path='/' + self.service_name,
data='',
znode_type='0',
description='')
return self.ajax_ok(forward="/config/service/index")