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Add SCM_CREDS to get owner of unix-domain socket on BSD-like systems.

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This commit is contained in:
Bruce Momjian
2001-08-21 00:33:28 +00:00
parent 04fdf73a05
commit bca9d0cdf4
9 changed files with 1002 additions and 766 deletions
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34
src/backend/libpq/auth.c
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@ -8,17 +8,22 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/libpq/auth.c,v 1.62 2001/08/17 15:44:17 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/libpq/auth.c,v 1.63 2001/08/21 00:33:27 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#include "postgres.h"
#include <sys/types.h> /* needed by in.h on Ultrix */
#include <sys/types.h>
#include <sys/socket.h> /* for SCM_CREDS */
#ifdef SCM_CREDS
#include <sys/uio.h> /* for struct iovec */
#include <sys/ucred.h>
#include <errno.h>
#endif
#include <netinet/in.h>
#include <arpa/inet.h>
#include "libpq/auth.h"
#include "libpq/crypt.h"
#include "libpq/hba.h"
@ -28,12 +33,10 @@
#include "miscadmin.h"
static void sendAuthRequest(Port *port, AuthRequest areq);
static int checkPassword(Port *port, char *user, char *password);
static int old_be_recvauth(Port *port);
static int map_old_to_new(Port *port, UserAuth old, int status);
static void auth_failed(Port *port);
static int recv_and_check_password_packet(Port *port);
static int recv_and_check_passwordv0(Port *port);
@ -493,6 +496,26 @@ ClientAuthentication(Port *port)
break;
case uaIdent:
#if !defined(SO_PEERCRED) && defined(SCM_CREDS)
/*
* If we are doing ident on unix-domain sockets,
* use SCM_CREDS only if it is defined and SO_PEERCRED isn't.
*/
#ifdef fc_uid
/* Receive credentials on next message receipt, BSD/OS */
{
int on = 1;
if (setsockopt(port->sock, 0, LOCAL_CREDS, &on, sizeof(on)) < 0)
{
elog(FATAL,
"pg_local_sendauth: can't do setsockopt: %s\n", strerror(errno));
return;
}
}
#endif
if (port->raddr.sa.sa_family == AF_UNIX)
sendAuthRequest(port, AUTH_REQ_SCM_CREDS);
#endif
status = authident(port);
break;
@ -676,3 +699,4 @@ map_old_to_new(Port *port, UserAuth old, int status)
return status;
}