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conduktor / kafka-stack-docker-compose

docker compose files to create a fully working kafka stack
Apache License 2.0
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Kafka cannot connect to zookeeper #150

Open sangianpatrick opened 2 months ago

sangianpatrick commented 2 months ago

Hi I've just ran docker compose the file in the example (1 zk and 1 kafka). But I got the error show up that kafka cannot connect the zookeeper. I don't change anything the yaml file.

Heres the error logs on docker compose:

kafka1         | [2024-07-19 16:33:21,883] ERROR Unable to resolve address: zoo1:2181 (org.apache.zookeeper.client.StaticHostProvider)
kafka1         | java.net.UnknownHostException: zoo1: Name or service not known
kafka1         |        at java.base/java.net.Inet6AddressImpl.lookupAllHostAddr(Native Method)
kafka1         |        at java.base/java.net.InetAddress$PlatformNameService.lookupAllHostAddr(InetAddress.java:929)
kafka1         |        at java.base/java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1534)
kafka1         |        at java.base/java.net.InetAddress$NameServiceAddresses.get(InetAddress.java:848)
kafka1         |        at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1524)
kafka1         |        at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1382)
kafka1         |        at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1306)
kafka1         |        at org.apache.zookeeper.client.StaticHostProvider$1.getAllByName(StaticHostProvider.java:88)
kafka1         |        at org.apache.zookeeper.client.StaticHostProvider.resolve(StaticHostProvider.java:141)
kafka1         |        at org.apache.zookeeper.client.StaticHostProvider.next(StaticHostProvider.java:368)
kafka1         |        at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1207)
kafka1         | [2024-07-19 16:33:21,884] WARN Session 0x0 for sever zoo1:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn)
kafka1         | java.lang.IllegalArgumentException: Unable to canonicalize address zoo1:2181 because it's not resolvable
kafka1         |        at org.apache.zookeeper.SaslServerPrincipal.getServerPrincipal(SaslServerPrincipal.java:78)
kafka1         |        at org.apache.zookeeper.SaslServerPrincipal.getServerPrincipal(SaslServerPrincipal.java:41)
kafka1         |        at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1161)
kafka1         |        at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1210)

Operating System: WSL2 Ubuntu 22.04.3 LTS

cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=22.04
DISTRIB_CODENAME=jammy
DISTRIB_DESCRIPTION="Ubuntu 22.04.3 LTS"