Use a longer buffer in libpqrcv_startstreaming.

robertmhaas · robertmhaas · commit 34c6d9611d23 · 2014-03-03T07:24:52.000-05:00
Because of the new SLOT clause in the START_REPLICATION command, it's
possible for the command to end up too long for the old maximum buffer
length.

Andres Freund
diff --git a/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c b/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c
@@ -174,7 +174,7 @@ libpqrcv_identify_system(TimeLineID *primary_tli)
 static bool
 libpqrcv_startstreaming(TimeLineID tli, XLogRecPtr startpoint, char *slotname)
 {
-	char		cmd[64];
+	char		cmd[256];
 	PGresult   *res;
 
 	/* Start streaming from the point requested by startup process */

Original file line number	Diff line number	Diff line change
`@@ -174,7 +174,7 @@ libpqrcv_identify_system(TimeLineID *primary_tli)`
`174`	`174`	`static bool`
`175`	`175`	`libpqrcv_startstreaming(TimeLineID tli, XLogRecPtr startpoint, char *slotname)`
`176`	`176`	`{`
`177`		`- char cmd[64];`
	`177`	`+ char cmd[256];`
`178`	`178`	`PGresult *res;`
`179`	`179`
`180`	`180`	`/* Start streaming from the point requested by startup process */`