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SOLR-18511: Port ClusterTool to picocli - #5038
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janhoy merged 5 commits intoOct 8, 2026
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Adds the picocli code path next to the commons-cli one, with the generated reference page. testSetClusterProperty now runs under both parsers, and a new test checks that the zkHost property is honoured without -z.
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The cluster command declared its own --zk-host. The shared ZkConnectionOptions that the other ZooKeeper commands use gives it --solr-connection, --solr-url and --credentials as well, and resolves the ZooKeeper address the same way for all of them.
janhoy
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Oct 7, 2026
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LGTM. Using ZkConnectionOptions here is the right choice for a ZooKeeper-only command, and the new tests for the zkHost property fallback and --solr-connection cover the paths that matter. Precommit and the full test suite are green.
No picocli feature has been released yet, so a new command is a detail of the SOLR-17697 entry. Its author and JIRA are added there instead of a separate entry.
…cluster # Conflicts: # changelog/unreleased/SOLR-17697-picocli-experimental-cli.yml # solr/core/src/java/org/apache/solr/cli/SolrCLI.java
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dsmiley
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Co-authored-by: Jan Høydahl <janhoy@apache.org> (cherry picked from commit 4ae645e)
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https://issues.apache.org/jira/browse/SOLR-18511
Description
Adds the picocli code path for
bin/solr cluster, next to the commons-cli one.Solution
ClusterToolgets its annotated options andcallTool()and is registered inSolrCLI; the commons-cli path is unchanged. The connection comes from the sharedZkConnectionOptions, as for the other ZooKeeper commands, so--solr-connection,--solr-urland--credentialswork too, andzkHost/ZK_HOSTis the fallback. Written with Claude Code.Tests
testSetClusterPropertyinZkSubcommandsTestnow goes through the parser hook, soZkSubcommandsPicocliTestruns it under picocli; new tests cover thezkHostfallback and--solr-connection.check -x testis clean (rat skipped).Checklist
mainbranch../gradlew check.