How does seata configure zookeeper

[lixb3911]

• [ ] I have searched the issues of this repository and believe that this is not a duplicate.

Ⅰ. Issue Description

基于seata版本1.0.0配置启动报错

Ⅱ. Describe what happened

If there is an exception, please attach the exception trace:

2020-01-04 10:34:23.885 ERROR[main]io.seata.config.zk.ZookeeperConfiguration.getConfig:116 -getConfig server.max.rollback.retry.timeout is error or timeout,return defaultValue -1ms 2020-01-04 10:34:24.227 INFO [main]io.seata.core.rpc.netty.AbstractRpcRemotingServer.start:155 -Server started ... 2020-01-04 10:34:24.242 INFO [main]io.seata.common.loader.EnhancedServiceLoader.loadFile:236 -load RegistryProvider[ZK] extension by class[io.seata.discovery.registry.zk.ZookeeperRegistryProvider] 2020-01-04 10:34:24.247 INFO [main]org.apache.zookeeper.ZooKeeper.:442 -Initiating client connection, connectString=127.0.0.1:2181 sessionTimeout=6000 watcher=org.I0Itec.zkclient.ZkClient@6631f5ca 2020-01-04 10:34:24.247 INFO [ZkClient-EventThread-29-127.0.0.1:2181]org.I0Itec.zkclient.ZkEventThread.run:65 -Starting ZkClient event thread. 2020-01-04 10:34:24.247 INFO [main]org.I0Itec.zkclient.ZkClient.waitForKeeperState:936 -Waiting for keeper state SyncConnected 2020-01-04 10:34:24.250 INFO [main-SendThread(127.0.0.1:2181)]org.apache.zookeeper.ClientCnxn.logStartConnect:1025 -Opening socket connection to server 127.0.0.1/127.0.0.1:2181. Will not attempt to authenticate using SASL (unk nown error) 2020-01-04 10:34:24.256 INFO [main-SendThread(127.0.0.1:2181)]org.apache.zookeeper.ClientCnxn.primeConnection:879 -Socket connection established to 127.0.0.1/127.0.0.1:2181, initiating session 2020-01-04 10:34:24.279 WARN [main-SendThread(127.0.0.1:2181)]org.apache.zookeeper.ClientCnxnSocket.readConnectResult:140 -Connected to an old server; r-o mode will be unavailable 2020-01-04 10:34:24.280 INFO [main-SendThread(127.0.0.1:2181)]org.apache.zookeeper.ClientCnxn.onConnected:1299 -Session establishment complete on server 127.0.0.1/127.0.0.1:2181, sessionid = 0x16f6e5575710001, negotiated timeo ut = 6000 2020-01-04 10:34:24.282 INFO [main-EventThread]org.I0Itec.zkclient.ZkClient.processStateChanged:713 -zookeeper state changed (SyncConnected)

Just paste your stack trace here!

### Ⅲ. Describe what you expected to happen

### Ⅳ. How to reproduce it (as minimally and precisely as possible)

1. xxx
2. xxx
3. xxx

### Ⅴ. Anything else we need to know?

### Ⅵ. Environment:

- JDK version :
- OS :
- Others:

[slievrly]

@lixb3911 ignore the error log and the latest version has been resolved.