Trace started callback invocation

knizhnik · knizhnik · commit 65b18ec45123 · 2016-12-16T11:49:24.000+03:00
diff --git a/contrib/mmts/multimaster.c b/contrib/mmts/multimaster.c
@@ -3082,6 +3082,7 @@ MtmReplicationStartedHook(struct PGLogicalStartedHookArgs* args)
 {
 	MtmLock(LW_EXCLUSIVE);	
 	MtmSenderStarted = 1;
+	elog(LOG, "Start %d senders and %d receivers from %d cluster status %s", Mtm->nSenders+1, Mtm->nReceivers, Mtm->nLiveNodes-1, MtmNodeStatusMnem[Mtm->status]);
 	if (++Mtm->nSenders == Mtm->nLiveNodes-1 && Mtm->nReceivers == Mtm->nLiveNodes-1 && Mtm->status == MTM_CONNECTED) { 
 		MtmSwitchClusterMode(MTM_ONLINE);
 	}
diff --git a/src/backend/replication/logical/logical.c b/src/backend/replication/logical/logical.c
@@ -451,8 +451,10 @@ DecodingContextFindStartpoint(LogicalDecodingContext *ctx)
 	ctx->slot->data.confirmed_flush = ctx->reader->EndRecPtr;
 
 	old_context = MemoryContextSwitchTo(ctx->context);
-	if (ctx->callbacks.started_cb != NULL)
+	if (ctx->callbacks.started_cb != NULL) {
+		elog(LOG, "Call started callback");
 		started_cb_wrapper(ctx);
+	}
 	MemoryContextSwitchTo(old_context);
 }
 
@@ -577,7 +579,7 @@ started_cb_wrapper(LogicalDecodingContext *ctx)
 
 	/* Push callback + info on the error context stack */
 	state.ctx = ctx;
-	state.callback_name = "startup";
+	state.callback_name = "started";
 	state.report_location = InvalidXLogRecPtr;
 	errcallback.callback = output_plugin_error_callback;
 	errcallback.arg = (void *) &state;

Original file line number	Diff line number	Diff line change
`@@ -3082,6 +3082,7 @@ MtmReplicationStartedHook(struct PGLogicalStartedHookArgs* args)`
`3082`	`3082`	`{`
`3083`	`3083`	`MtmLock(LW_EXCLUSIVE);`
`3084`	`3084`	`MtmSenderStarted = 1;`
	`3085`	`+ elog(LOG, "Start %d senders and %d receivers from %d cluster status %s", Mtm->nSenders+1, Mtm->nReceivers, Mtm->nLiveNodes-1, MtmNodeStatusMnem[Mtm->status]);`
`3085`	`3086`	`if (++Mtm->nSenders == Mtm->nLiveNodes-1 && Mtm->nReceivers == Mtm->nLiveNodes-1 && Mtm->status == MTM_CONNECTED) {`
`3086`	`3087`	`MtmSwitchClusterMode(MTM_ONLINE);`
`3087`	`3088`	`}`