From d18c1d1f51023bf9cf82ce555f2c8efca92060ee Mon Sep 17 00:00:00 2001 From: Tom Lane Date: Tue, 20 Feb 2001 01:34:40 +0000 Subject: [PATCH] Truncate incoming username and database name to NAMEDATALEN-1 characters so that we don't reject overlength names unnecessarily. --- src/backend/postmaster/postmaster.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/src/backend/postmaster/postmaster.c b/src/backend/postmaster/postmaster.c index 844b4c164d..e807d3d069 100644 --- a/src/backend/postmaster/postmaster.c +++ b/src/backend/postmaster/postmaster.c @@ -11,7 +11,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/postmaster/postmaster.c,v 1.207 2001/02/11 23:12:28 tgl Exp $ + * $Header: /cvsroot/pgsql/src/backend/postmaster/postmaster.c,v 1.208 2001/02/20 01:34:40 tgl Exp $ * * NOTES * @@ -1123,6 +1123,14 @@ readStartupPacket(void *arg, PacketLen len, void *pkt) if (port->database[0] == '\0') StrNCpy(port->database, si->user, sizeof(port->database)); + /* Truncate given database and user names to length of a Postgres name. */ + /* This avoids lookup failures when overlength names are given. */ + + if ((int) sizeof(port->database) >= NAMEDATALEN) + port->database[NAMEDATALEN-1] = '\0'; + if ((int) sizeof(port->user) >= NAMEDATALEN) + port->user[NAMEDATALEN-1] = '\0'; + /* Check a user name was given. */ if (port->user[0] == '\0')