JAkutenshi commented on code in PR #7813:
URL: https://github.com/apache/ignite-3/pull/7813#discussion_r3043430289
##########
modules/runner/src/main/java/org/apache/ignite/internal/app/IgniteImpl.java:
##########
@@ -784,6 +785,12 @@ public class IgniteImpl implements Ignite {
raftGroupEventsClientListener
);
+ var msRaftServiceFactory = new
PhysicalTopologyAwareRaftGroupServiceFactory(
Review Comment:
Resolved
##########
modules/raft/src/main/java/org/apache/ignite/internal/raft/client/PhysicalTopologyAwareRaftGroupService.java:
##########
@@ -327,6 +327,13 @@ public void unsubscribeLeader(LeaderElectionListener
callback) {
@Override
public <R> CompletableFuture<R> run(Command cmd, long timeoutMillis) {
+ if (commandExecutor.leader() == null && timeoutMillis != 0) {
+ // Discover the leader first, similar to
RaftGroupServiceImpl.run() behavior.
+ // Without this, the command is sent to a random peer causing
cascading EPERM errors
+ // and potential hangs due to race conditions with leader election
notifications.
+ return refreshAndGetLeaderWithTerm(timeoutMillis)
+ .thenCompose(ignored -> commandExecutor.run(cmd,
timeoutMillis));
+ }
Review Comment:
Resolved.
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