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Remove protocol version change. Try MD5 first, then crypt() on all clients.

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This commit is contained in:
Bruce Momjian 2001-08-16 04:27:18 +00:00
parent 368e87e6ae
commit cd6868176e
4 changed files with 16 additions and 20 deletions
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15
src/backend/libpq/auth.c
View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/libpq/auth.c,v 1.57 2001/08/15 18:42:14 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/libpq/auth.c,v 1.58 2001/08/16 04:27:18 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -501,13 +501,16 @@ ClientAuthentication(Port *port)
status = recv_and_check_password_packet(port);
break;
case uaCrypt:
sendAuthRequest(port, AUTH_REQ_CRYPT);
status = recv_and_check_password_packet(port);
break;
case uaMD5:
sendAuthRequest(port, AUTH_REQ_MD5);
if ((status = recv_and_check_password_packet(port)) == STATUS_OK)
break;
port->auth_method = uaCrypt;
/* Try crypt() for old client */
/* FALL THROUGH */
case uaCrypt:
sendAuthRequest(port, AUTH_REQ_CRYPT);
status = recv_and_check_password_packet(port);
break;

13
src/backend/libpq/hba.c
View File

@ -10,7 +10,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/libpq/hba.c,v 1.62 2001/08/15 18:42:15 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/libpq/hba.c,v 1.63 2001/08/16 04:27:18 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -227,15 +227,8 @@ parse_hba_auth(List *line, ProtocolVersion proto, UserAuth *userauth_p,
else if (strcmp(token, "reject") == 0)
*userauth_p = uaReject;
else if (strcmp(token, "crypt") == 0)
{
/* if the client supports it, use MD5 */
if (PG_PROTOCOL_MAJOR(proto) > 2 ||
(PG_PROTOCOL_MAJOR(proto) == 2 &&
PG_PROTOCOL_MINOR(proto) >= 1))
*userauth_p = uaMD5;
else
*userauth_p = uaCrypt;
}
/* Try MD5 first; on failure, switch to crypt() */
*userauth_p = uaMD5;
else
*error_p = true;
line = lnext(line);

4
src/include/libpq/pqcomm.h
View File

@ -9,7 +9,7 @@
* Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: pqcomm.h,v 1.56 2001/08/15 18:42:15 momjian Exp $
* $Id: pqcomm.h,v 1.57 2001/08/16 04:27:18 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -90,7 +90,7 @@ typedef union SockAddr
/* The earliest and latest frontend/backend protocol version supported. */
#define PG_PROTOCOL_EARLIEST PG_PROTOCOL(0,0)
#define PG_PROTOCOL_LATEST PG_PROTOCOL(2,1)
#define PG_PROTOCOL_LATEST PG_PROTOCOL(2,0)
/*
* All packets sent to the postmaster start with the length. This is omitted

4
src/interfaces/libpq/libpq-int.h
View File

@ -12,7 +12,7 @@
* Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: libpq-int.h,v 1.37 2001/08/15 18:42:16 momjian Exp $
* $Id: libpq-int.h,v 1.38 2001/08/16 04:27:18 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -45,7 +45,7 @@
* pqcomm.h describe what the backend knows, not what libpq knows.
*/
#define PG_PROTOCOL_LIBPQ PG_PROTOCOL(2,1)
#define PG_PROTOCOL_LIBPQ PG_PROTOCOL(2,0)
/*
* POSTGRES backend dependent Constants.