Orchestrator 集群扩容后新节点无法加入集群 raft: Remote peer 10.23.116.176:10008 does not have local node

╰+攻爆jí腚メ 2022-12-04 07:45 29阅读 0赞

Orchestrator是基于Raft的分布式集群。  
现在原有三节点集群基础上，新扩容两个节点。  
所有节点更新配置文件，并重启后，新的节点无法加入集群。

新节点报错信息；

2020/09/04 15:22:53 [WARN] raft: Heartbeat timeout from "" reached, starting election
    2020/09/04 15:22:53 [INFO] raft: Node at 10.77.243.28:10008 [Candidate] entering Candidate state
    2020/09/04 15:22:53 [DEBUG] raft: Votes needed: 3
    2020/09/04 15:22:53 [DEBUG] raft: Vote granted from 10.77.243.28:10008. Tally: 1
    2020/09/04 15:22:53 [WARN] raft: Remote peer 10.23.116.176:10008 does not have local node 10.77.243.28:10008 as a peer
    2020/09/04 15:22:53 [WARN] raft: Remote peer 10.42.137.68:10008 does not have local node 10.77.243.28:10008 as a peer
    2020/09/04 15:22:53 [WARN] raft: Remote peer 10.48.153.76:10008 does not have local node 10.77.243.28:10008 as a peer
    2020/09/04 15:22:53 [DEBUG] raft: Vote granted from 10.8.249.149:10008. Tally: 2
    2020/09/04 15:22:54 [WARN] raft: Election timeout reached, restarting election
    2020/09/04 15:22:54 [INFO] raft: Node at 10.77.243.28:10008 [Candidate] entering Candidate state
    2020/09/04 15:22:54 [DEBUG] raft: Votes needed: 3
    2020/09/04 15:22:54 [DEBUG] raft: Vote granted from 10.77.243.28:10008. Tally: 1
    2020/09/04 15:22:54 [WARN] raft: Remote peer 10.23.116.176:10008 does not have local node 10.77.243.28:10008 as a peer
    2020/09/04 15:22:54 [WARN] raft: Remote peer 10.42.137.68:10008 does not have local node 10.77.243.28:10008 as a peer
    2020/09/04 15:22:54 [WARN] raft: Remote peer 10.48.153.76:10008 does not have local node 10.77.243.28:10008 as a peer
    2020/09/04 15:22:54 [DEBUG] raft: Vote granted from 10.8.249.149:10008. Tally: 2
    2020/09/04 15:22:55 [WARN] raft: Election timeout reached, restarting election
    2020/09/04 15:22:55 [INFO] raft: Node at 10.77.243.28:10008 [Candidate] entering Candidate state
    2020/09/04 15:22:55 [DEBUG] raft: Votes needed: 3
    2020/09/04 15:22:55 [DEBUG] raft: Vote granted from 10.77.243.28:10008. Tally: 1
    2020/09/04 15:22:55 [WARN] raft: Remote peer 10.23.116.176:10008 does not have local node 10.77.243.28:10008 as a peer
    2020/09/04 15:22:55 [WARN] raft: Remote peer 10.42.137.68:10008 does not have local node 10.77.243.28:10008 as a peer
    2020/09/04 15:22:55 [WARN] raft: Remote peer 10.48.153.76:10008 does not have local node 10.77.243.28:10008 as a peer
    2020/09/04 15:22:55 [DEBUG] raft: Vote granted from 10.8.249.149:10008. Tally: 2

查看github 上Orchestrator项目后发现，最新的版本release v3.2.3才增加了对新增节点的支持：

support for api/raft-add-peer and api/raft-remove-peer #1208, addressing #253

具体代码改动见 https://github.com/openark/orchestrator/pull/1208/files。

==！

# 参考 #

[orchestrator GA release v3.2.3][]

[orchestrator GA release v3.2.3]: https://github.com/openark/orchestrator/releases/tag/v3.2.3