From a8a8867912c46a68c9ac14903b3dba2fab8f7097 Mon Sep 17 00:00:00 2001
From: Robert Haas <rhaas@postgresql.org>
Date: Wed, 12 Jan 2011 11:34:53 -0500
Subject: [PATCH] Add support for logging the current role.
Stephen Frost, with some editorialization by me.
---
doc/src/sgml/config.sgml | 7 ++++++-
src/backend/utils/error/elog.c | 10 ++++++++++
2 files changed, 16 insertions(+), 1 deletion(-)
diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml
index 8e2a2c5d736..d014bb57380 100644
--- a/doc/src/sgml/config.sgml
+++ b/doc/src/sgml/config.sgml
@@ -3504,7 +3504,12 @@ local0.* /var/log/postgresql
</row>
<row>
<entry><literal>%u</literal></entry>
- <entry>User name</entry>
+ <entry>Login user name</entry>
+ <entry>yes</entry>
+ </row>
+ <row>
+ <entry><literal>%U</literal></entry>
+ <entry>Current user name</entry>
<entry>yes</entry>
</row>
<row>
diff --git a/src/backend/utils/error/elog.c b/src/backend/utils/error/elog.c
index a1a449f2ddc..49d9236767d 100644
--- a/src/backend/utils/error/elog.c
+++ b/src/backend/utils/error/elog.c
@@ -1826,6 +1826,16 @@ log_line_prefix(StringInfo buf, ErrorData *edata)
appendStringInfoString(buf, username);
}
break;
+ case 'U':
+ if (MyProcPort)
+ {
+ const char *username = GetUserNameFromId(GetUserId());
+
+ if (username == NULL || *username == '\0')
+ username = _("[unknown]");
+ appendStringInfoString(buf, username);
+ }
+ break;
case 'd':
if (MyProcPort)
{
--
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