[SOLR-16926] Embedded ZK not reachable via docker

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 9.0
• Fix Version/s: 9.4
• Component/s: Docker
• Assignee: Houston Putman
• Reporter: Amrit Sarkar
• Created: 10/Aug/23 19:53
• Updated: 15/Oct/23 20:13
• Resolved: 14/Aug/23 15:30

Description

Embedded ZK running within Solr docker image for v9.2.1 is not reachable.

ZK running:

2023-08-10 16:05:13.009 INFO (main) [] o.a.s.c.SolrZkServer STARTING EMBEDDED STANDALONE ZOOKEEPER SERVER at port 9983
2023-08-10 16:05:13.009 WARN (main) [] o.a.s.c.SolrZkServer Embedded Zookeeper is not recommended in production environments. See Reference Guide for details.
2023-08-10 16:05:13.039 WARN (embeddedZkServer) [] o.a.z.s.ServerCnxnFactory maxCnxns is not configured, using default value 0.
2023-08-10 16:05:13.515 INFO (main) [] o.a.s.c.ZkContainer Zookeeper client=127.0.0.1:9983

nc -vz localhost:9983 works.
echo ruok | nc localhost 9983 does not work.

Issue Links

• is caused by: SOLR-14118 default embedded zookeeper port to localhost
• relates to: SOLR-16150 Provide correct bound zookeeper interface
• links to: GitHub Pull Request #1836