Add connection messages for streaming replication. log_connections

was broken for a replication connection and no messages were
displayed on either standby or primary, at any debug level.
Connection messages needed to diagnose session drop/reconnect
events. Use LOG mode for now, discuss lowering in later releases.

diff --git a/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c b/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c
index b6708e65284f727329c8ed66f401a74752b942e1..7c74ec8052366828ebd3e97b688abbbfd4ae06c0 100644 (file)
--- a/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c
+++ b/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c
@@ -10,7 +10,7 @@
  *
  *
  * IDENTIFICATION
- *       $PostgreSQL: pgsql/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c,v 1.6 2010/03/19 17:51:42 sriggs Exp $
+ *       $PostgreSQL: pgsql/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c,v 1.7 2010/03/19 19:19:38 sriggs Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -157,6 +157,8 @@ libpqrcv_connect(char *conninfo, XLogRecPtr startpoint)
        PQclear(res);
 
        justconnected = true;
+       ereport(LOG,
+                       (errmsg("streaming replication successfully connected to primary")));
 
        return true;
 }

diff --git a/src/backend/utils/init/postinit.c b/src/backend/utils/init/postinit.c
index 01cb07da2d3c05d48c3ec8016176f12f49112fcc..026ee47484477143a96e327f87c16c3f43c33190 100644 (file)
--- a/src/backend/utils/init/postinit.c
+++ b/src/backend/utils/init/postinit.c
@@ -8,7 +8,7 @@
  *
  *
  * IDENTIFICATION
- *       $PostgreSQL: pgsql/src/backend/utils/init/postinit.c,v 1.204 2010/02/26 02:01:13 momjian Exp $
+ *       $PostgreSQL: pgsql/src/backend/utils/init/postinit.c,v 1.205 2010/03/19 19:19:38 sriggs Exp $
  *
  *
  *-------------------------------------------------------------------------
@@ -217,7 +217,14 @@ PerformAuthentication(Port *port)
        if (!disable_sig_alarm(true))
                elog(FATAL, "could not disable timer for authorization timeout");
 
-       if (Log_connections)
+       /*
+        * Log connection for streaming replication even if Log_connections disabled.
+        */
+       if (am_walsender)
+               ereport(LOG,
+                               (errmsg("connection authorized: user=%s database=replication",
+                                               port->user_name)));
+       else if (Log_connections)
                ereport(LOG,
                                (errmsg("connection authorized: user=%s database=%s",
                                                port->user_name, port->database_name)));