在节点上安装 cassandra 时 Meld 失败

Question

我正在尝试将 Cassandra 从 LCM 安装到新的 DC。但是尽管我们添加了私钥，但仍低于错误。

2018-03-27 14:19:58,913 [opscenterd] ERROR: Meld failed on name="cassandra-6" ssh-management-address="cassandra-ip" node-id="f5344ce4-a0cc-4b49-ac0b-ae121bcabc63" node-name="cassandra-6" job-id="5fe313ed-f746-41cc-82bc-9f3166eae56b" stdout="Meld has started...

Meld failed on name="cassandra-6" ssh-management-address="cassandra-node-public-ip" node-id="f5344ce4-a0cc-4b49-ac0b-ae121bcabc63" node-name="cassandra-6" job-id="5fe313ed-f746-41cc-82bc-9f3166eae56b" stdout="Meld has started... HTTPConnectionPool(host='LCMIP', port=8888): Max retries exceeded with url: /api/v1/lcm/internal/nodes/f5344ce4-a0cc-4b49-ac0b-ae121bcabc63/status (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x2cc9610>: Failed to establish a new connection: [Errno 113] No route to host',)) event-resource=http://LCMIP:8888/api/v1/lcm/internal/nodes/f5344ce4-a0cc-4b49-ac0b-ae121bcabc63/status2018-03-27 14:19:58,262 - opsc-meld - ERROR - HTTPConnectionPool(host='LCMIP', port=8888): Max retries exceeded with url: /api/v1/lcm/internal/nodes/f5344ce4-a0cc-4b49-ac0b-ae121bcabc63/status (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x2cc9610>: Failed to establish a new connection: [Errno 113] No route to host',)) event-resource=http://LCMIP:8888/api/v1/lcm/internal/nodes/f5344ce4-a0cc-4b49-ac0b-ae121bcabc63/status " stderr=""

我也尝试过使用 ssh 凭据，但也没有成功。

LCM version: OpsCenter 6.1.6 
OS: centos 7

Answer 1

您的日志中报告了该问题：Failed to establish a new connection: [Errno 113] No route to host。我认为您需要检查目标节点是否正在运行，以及 OpsCenter 服务器和目标主机上的防火墙。