eolivelli commented on a change in pull request #940: ZOOKEEPER-3386: Add admin
command to display voting view
URL: https://github.com/apache/zookeeper/pull/940#discussion_r283083857
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File path:
zookeeper-server/src/main/java/org/apache/zookeeper/server/admin/Commands.java
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@@ -573,5 +574,27 @@ public CommandResponse run(ZooKeeperServer zkServer,
Map<String, String> kwargs)
}
}
+ /**
+ * Returns the current ensemble configuration information.
+ * It provides list of current voting members in the ensemble.
+ */
+ public static class VotingViewCommand extends CommandBase {
+ public VotingViewCommand() {
+ super(Arrays.asList("voting_view"));
+ }
+
+ @Override
+ public CommandResponse run(ZooKeeperServer zkServer, Map<String,
String> kwargs) {
+ CommandResponse response = initializeResponse();
+ if (zkServer instanceof QuorumZooKeeperServer) {
+ QuorumPeer peer = ((QuorumZooKeeperServer) zkServer).self;
+ response.put("current_config", peer.getVotingView());
Review comment:
It would be better to create an explicit bean for the representation on this
endpoint (that is really like a JSON based API)
If we change the internal class we will change this API without notice.
Thoughts?
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