- (bal) Disable Privsep for Tru64 after pre-authentication due to issues

with SIA.  Also, clean up of tru64 support patch by Chris Adams
   <cmadams@hiwaay.net>
This commit is contained in:
Ben Lindstrom 2003-03-21 01:18:09 +00:00
parent a5a2648b81
commit c8c548d248
6 changed files with 29 additions and 36 deletions

View File

@ -10,6 +10,9 @@
- (bal) scp.c 'limit' conflicts with Cray. Rename to 'limitbw'
- (bal) Collection of Cray patches (bsd-cray.h fix for CRAYT3E and improved
guessing rules)
- (bal) Disable Privsep for Tru64 after pre-authentication due to issues
with SIA. Also, clean up of tru64 support patch by Chris Adams
<cmadams@hiwaay.net>
20030318
- (tim) [configure.ac openbsd-compat/bsd-misc.c openbsd-compat/bsd-misc.h]
@ -1235,4 +1238,4 @@
save auth method before monitor_reset_key_state(); bugzilla bug #284;
ok provos@
$Id: ChangeLog,v 1.2636 2003/03/21 01:05:37 mouring Exp $
$Id: ChangeLog,v 1.2637 2003/03/21 01:18:09 mouring Exp $

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@ -43,6 +43,10 @@ It does not function on HP-UX with a trusted system
configuration. PAMAuthenticationViaKbdInt does not function with
privsep.
On Compaq Tru64 Unix, only the pre-authentication part of privsep is
supported. Post-authentication privsep is disabled automatically (so
you won't see the additional process mentioned below).
Note that for a normal interactive login with a shell, enabling privsep
will require 1 additional process per login session.
@ -58,4 +62,4 @@ process 1005 is the sshd process listening for new connections.
process 6917 is the privileged monitor process, 6919 is the user owned
sshd process and 6921 is the shell process.
$Id: README.privsep,v 1.10 2002/06/26 00:43:57 stevesk Exp $
$Id: README.privsep,v 1.11 2003/03/21 01:18:09 mouring Exp $

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@ -45,27 +45,25 @@ extern ServerOptions options;
extern int saved_argc;
extern char **saved_argv;
extern int errno;
int
auth_sia_password(Authctxt *authctxt, char *pass)
{
int ret;
SIAENTITY *ent = NULL;
const char *host;
char *user = authctxt->user;
host = get_canonical_hostname(options.verify_reverse_mapping);
if (pass[0] == '\0')
if (!authctxt->user || !pass || pass[0] == '\0')
return(0);
if (sia_ses_init(&ent, saved_argc, saved_argv, host, user, NULL, 0,
NULL) != SIASUCCESS)
if (sia_ses_init(&ent, saved_argc, saved_argv, host, authctxt->user,
NULL, 0, NULL) != SIASUCCESS)
return(0);
if ((ret = sia_ses_authent(NULL, pass, ent)) != SIASUCCESS) {
error("Couldn't authenticate %s from %s", user, host);
error("Couldn't authenticate %s from %s", authctxt->user,
host);
if (ret & SIASTOP)
sia_ses_release(&ent);
return(0);
@ -77,48 +75,35 @@ auth_sia_password(Authctxt *authctxt, char *pass)
}
void
session_setup_sia(char *user, char *tty)
session_setup_sia(struct passwd *pw, char *tty)
{
struct passwd *pw;
SIAENTITY *ent = NULL;
const char *host;
host = get_canonical_hostname (options.verify_reverse_mapping);
host = get_canonical_hostname(options.verify_reverse_mapping);
if (sia_ses_init(&ent, saved_argc, saved_argv, host, user, tty, 0,
NULL) != SIASUCCESS) {
if (sia_ses_init(&ent, saved_argc, saved_argv, host, pw->pw_name, tty,
0, NULL) != SIASUCCESS)
fatal("sia_ses_init failed");
}
if ((pw = getpwnam(user)) == NULL) {
sia_ses_release(&ent);
fatal("getpwnam: no user: %s", user);
}
if (sia_make_entity_pwd(pw, ent) != SIASUCCESS) {
sia_ses_release(&ent);
fatal("sia_make_entity_pwd failed");
}
ent->authtype = SIA_A_NONE;
if (sia_ses_estab(sia_collect_trm, ent) != SIASUCCESS) {
fatal("Couldn't establish session for %s from %s", user,
if (sia_ses_estab(sia_collect_trm, ent) != SIASUCCESS)
fatal("Couldn't establish session for %s from %s",
pw->pw_name, host);
if (sia_ses_launch(sia_collect_trm, ent) != SIASUCCESS)
fatal("Couldn't launch session for %s from %s", pw->pw_name,
host);
}
if (setpriority(PRIO_PROCESS, 0, 0) == -1) {
sia_ses_release(&ent);
fatal("setpriority: %s", strerror (errno));
}
if (sia_ses_launch(sia_collect_trm, ent) != SIASUCCESS) {
fatal("Couldn't launch session for %s from %s", user, host);
}
sia_ses_release(&ent);
if (setreuid(geteuid(), geteuid()) < 0) {
if (setreuid(geteuid(), geteuid()) < 0)
fatal("setreuid: %s", strerror(errno));
}
}
#endif /* HAVE_OSF_SIA */

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@ -27,6 +27,6 @@
#ifdef HAVE_OSF_SIA
int auth_sia_password(Authctxt *authctxt, char *pass);
void session_setup_sia(char *user, char *tty);
void session_setup_sia(struct passwd *pw, char *tty);
#endif /* HAVE_OSF_SIA */

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@ -1,4 +1,4 @@
# $Id: configure.ac,v 1.112 2003/03/21 00:34:34 mouring Exp $
# $Id: configure.ac,v 1.113 2003/03/21 01:18:09 mouring Exp $
AC_INIT
AC_CONFIG_SRCDIR([ssh.c])
@ -331,6 +331,7 @@ mips-sony-bsd|mips-sony-newsos4)
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_OSF_SIA)
AC_DEFINE(DISABLE_LOGIN)
AC_DEFINE(DISABLE_FD_PASSING)
LIBS="$LIBS -lsecurity -ldb -lm -laud"
else
AC_MSG_RESULT(no)

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@ -1321,7 +1321,7 @@ do_child(Session *s, const char *command)
*/
if (!options.use_login) {
#ifdef HAVE_OSF_SIA
session_setup_sia(pw->pw_name, s->ttyfd == -1 ? NULL : s->tty);
session_setup_sia(pw, s->ttyfd == -1 ? NULL : s->tty);
if (!check_quietlogin(s, command))
do_motd();
#else /* HAVE_OSF_SIA */