ptyin commented on code in PR #6326:
URL: https://github.com/apache/incubator-seata/pull/6326#discussion_r1512031932
##########
server/src/main/java/org/apache/seata/server/cluster/raft/RaftStateMachine.java:
##########
@@ -231,21 +244,48 @@ public void onStopFollowing(final LeaderChangeContext
ctx) {
public void onStartFollowing(final LeaderChangeContext ctx) {
LOGGER.info("groupId: {}, onStartFollowing: {}.", group, ctx);
this.currentTerm.set(ctx.getTerm());
+ CompletableFuture.runAsync(() ->
syncCurrentNodeInfo(ctx.getLeaderId()));
}
@Override
public void onConfigurationCommitted(Configuration conf) {
LOGGER.info("groupId: {}, onConfigurationCommitted: {}.", group, conf);
- syncMetadata();
RouteTable.getInstance().updateConfiguration(group, conf);
+ if (isLeader()) {
+ lock.lock();
+ try {
+ List<PeerId> newFollowers = conf.getPeers();
+ Set<PeerId> newLearners = conf.getLearners();
+ List<Node> currentFollowers =
raftClusterMetadata.getFollowers();
+ if (CollectionUtils.isNotEmpty(newFollowers)) {
+ raftClusterMetadata.setFollowers(currentFollowers.stream()
+ .filter(node -> contains(node,
newFollowers)).collect(Collectors.toList()));
+ }
+ if (CollectionUtils.isNotEmpty(newLearners)) {
+
raftClusterMetadata.setLearner(raftClusterMetadata.getLearner().stream()
+ .filter(node -> contains(node,
newLearners)).collect(Collectors.toList()));
+ }
Review Comment:
OK, I got it.
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