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-rw-r--r--ChangeLog7
-rw-r--r--Makefile.in30
-rw-r--r--acconfig.h53
-rw-r--r--bsd-login.c36
-rw-r--r--configure.in9
-rw-r--r--login.c18
-rw-r--r--pty.c6
-rw-r--r--sshd.c49
8 files changed, 157 insertions, 51 deletions
diff --git a/ChangeLog b/ChangeLog
index 1b480950..39304e24 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+19991209
+ - Import of patch from Ben Taylor <bent@clark.net>:
+ - Improved PAM support
+ - "uninstall" rule for Makefile
+ - utmpx support
+ - Should fix PAM problems on Solaris
+
19991208
- Compile fix for Solaris with /dev/ptmx from
David Agraz <dagraz@jahoopa.com>
diff --git a/Makefile.in b/Makefile.in
index 80b0a6d4..232f8e02 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -103,6 +103,36 @@ install: all
$(INSTALL) -m644 sshd_config $(sysconfdir)/sshd_config; \
fi
+uninstallall: uninstall
+ -rm -f $(sysconfdir)/ssh_config
+ -rm -f $(sysconfdir)/sshd_config
+ -rmdir $(sysconfdir)
+ -rmdir $(bindir)
+ -rmdir $(sbindir)
+ -rmdir $(mandir)/man1
+ -rmdir $(mandir)/man8
+ -rmdir $(mandir)
+ -rmdir $(libexecdir)
+
+uninstall:
+ -rm -f $(bindir)/ssh
+ -rm -f $(bindir)/scp
+ -rm -f $(bindir)/ssh-add
+ -rm -f $(bindir)/ssh-agent
+ -rm -f $(bindir)/ssh-keygen
+ -rm -f $(sbindir)/sshd
+ -rm -f $(mandir)/man1/ssh.1
+ -rm -f $(mandir)/man1/scp.1
+ -rm -f $(mandir)/man1/ssh-add.1
+ -rm -f $(mandir)/man1/ssh-agent.1
+ -rm -f $(mandir)/man1/ssh-keygen.1
+ -rm -f $(mandir)/man8/sshd.8
+ -rm -f $(bindir)/slogin
+ -rm -f $(mandir)/man1/slogin.1
+ -rm -f $(mandir)/man1/slogin.1
+ -rm -f ${ASKPASS_PROGRAM}
+ -rmdir $(libexecdir)/ssh ;
+
distclean: clean
rm -f Makefile config.h core *~
diff --git a/acconfig.h b/acconfig.h
index 29ec0782..811c00d4 100644
--- a/acconfig.h
+++ b/acconfig.h
@@ -24,6 +24,9 @@
/* Define is utmp.h has a ut_host field */
#undef HAVE_HOST_IN_UTMP
+/* Define is utmpx.h has a ut_host field */
+#undef HAVE_HOST_IN_UTMPX
+
/* Define is libutil has login() function */
#undef HAVE_LIBUTIL_LOGIN
@@ -85,6 +88,10 @@
# include <utmp.h> /* For _PATH_XXX */
#endif
+#ifdef HAVE_UTMPX_H
+# include <utmpx.h> /* For _PATH_XXX */
+#endif
+
#ifdef HAVE_SYS_TIME_H
# include <sys/time.h> /* For timersub */
#endif
@@ -96,13 +103,13 @@
#ifndef SHUT_RDWR
enum
{
- SHUT_RD = 0, /* No more receptions. */
-#define SHUT_RD SHUT_RD
- SHUT_WR, /* No more transmissions. */
-#define SHUT_WR SHUT_WR
- SHUT_RDWR /* No more receptions or transmissions. */
-#define SHUT_RDWR SHUT_RDWR
+ SHUT_RD = 0, /* No more receptions. */
+ SHUT_WR, /* No more transmissions. */
+ SHUT_RDWR /* No more receptions or transmissions. */
};
+# define SHUT_RD SHUT_RD
+# define SHUT_WR SHUT_WR
+# define SHUT_RDWR SHUT_RDWR
#endif
/* If sys/types.h does not supply intXX_t, supply them ourselves */
@@ -164,25 +171,44 @@ enum
# define quad_t int64_t
#endif
+/* If _PATH_LASTLOG is not defined by system headers, set it to the */
+/* lastlog file detected by autoconf */
#ifndef _PATH_LASTLOG
# ifdef LASTLOG_LOCATION
# define _PATH_LASTLOG LASTLOG_LOCATION
# endif
#endif
+/* Use utmpx if supported */
+#ifdef HAVE_UTMPX_H
+# define UTMP_STR utmpx
+#else
+# ifdef HAVE_UTMP_H
+# define UTMP_STR utmp
+# endif
+#endif
+
#ifndef _PATH_UTMP
-# ifdef UTMP_FILE
-# define _PATH_UTMP UTMP_FILE
+# ifdef UTMPX_FILE
+# define _PATH_UTMP UTMPX_FILE
# else
-# define _PATH_UTMP "/var/adm/utmp"
+# ifdef UTMP_FILE
+# define _PATH_UTMP UTMP_FILE
+# else
+# define _PATH_UTMP "/var/adm/utmp"
+# endif
# endif
#endif
#ifndef _PATH_WTMP
-# ifdef WTMP_FILE
-# define _PATH_WTMP WTMP_FILE
+# ifdef WTMPX_FILE
+# define _PATH_WTMP WTMPX_FILE
# else
-# define _PATH_WTMP "/var/adm/wtmp"
+# ifdef WTMP_FILE
+# define _PATH_WTMP WTMP_FILE
+# else
+# define _PATH_WTMP "/var/adm/wtmp"
+# endif
# endif
#endif
@@ -219,9 +245,9 @@ enum
(result)->tv_usec += 1000000; \
} \
} while (0)
-
#endif
+/* In older versions of libpam, pam_strerror takes a single argument */
#ifdef HAVE_OLD_PAM
# define PAM_STRERROR(a,b) pam_strerror((b))
#else
@@ -231,3 +257,4 @@ enum
#ifndef __P
# define __P(x) x
#endif
+
diff --git a/bsd-login.c b/bsd-login.c
index dcbabe0b..9c120654 100644
--- a/bsd-login.c
+++ b/bsd-login.c
@@ -45,47 +45,59 @@ static char *rcsid = "$OpenBSD: login.c,v 1.5 1998/07/13 02:11:12 millert Exp $"
#include <fcntl.h>
#include <unistd.h>
#include <stdlib.h>
-#include <utmp.h>
+#ifdef HAVE_UTMPX_H
+# include <utmpx.h>
+#endif
+#ifdef HAVE_UTMP_H
+# include <utmp.h>
+#endif
#include <stdio.h>
void
login(utp)
- struct utmp *utp;
+ struct UTMP_STR *utp;
{
- struct utmp old_ut;
+ struct UTMP_STR old_ut;
register int fd;
int tty;
#ifndef UT_LINESIZE
# define UT_LINESIZE (sizeof(old_ut.ut_line))
-# define UT_NAMESIZE (sizeof(old_ut.ut_name))
+# ifdef HAVE_UTMPX_H
+# define UT_NAMESIZE (sizeof(old_ut.ut_user))
+# else
+# define UT_NAMESIZE (sizeof(old_ut.ut_name))
+# endif
# ifdef HAVE_HOST_IN_UTMP
# define UT_HOSTSIZE (sizeof(old_ut.ut_host))
# endif
+# ifdef HAVE_HOST_IN_UTMPX
+# define UT_HOSTSIZE (sizeof(old_ut.ut_host))
+# endif
#endif
tty = ttyslot();
if (tty > 0 && (fd = open(_PATH_UTMP, O_RDWR|O_CREAT, 0644)) >= 0) {
-#ifdef HAVE_HOST_IN_UTMP
- (void)lseek(fd, (off_t)(tty * sizeof(struct utmp)), SEEK_SET);
+#ifdef HAVE_HOST_IN_UTMP || HAVE_HOST_IN_UTMPX
+ (void)lseek(fd, (off_t)(tty * sizeof(struct UTMP_STR)), SEEK_SET);
/*
* Prevent luser from zero'ing out ut_host.
* If the new ut_line is empty but the old one is not
* and ut_line and ut_name match, preserve the old ut_line.
*/
- if (read(fd, &old_ut, sizeof(struct utmp)) ==
- sizeof(struct utmp) && utp->ut_host[0] == '\0' &&
+ if (read(fd, &old_ut, sizeof(struct UTMP_STR)) ==
+ sizeof(struct UTMP_STR) && utp->ut_host[0] == '\0' &&
old_ut.ut_host[0] != '\0' &&
strncmp(old_ut.ut_line, utp->ut_line, UT_LINESIZE) == 0 &&
strncmp(old_ut.ut_name, utp->ut_name, UT_NAMESIZE) == 0)
(void)memcpy(utp->ut_host, old_ut.ut_host, UT_HOSTSIZE);
-#endif /* HAVE_HOST_IN_UTMP */
- (void)lseek(fd, (off_t)(tty * sizeof(struct utmp)), SEEK_SET);
- (void)write(fd, utp, sizeof(struct utmp));
+#endif /* HAVE_HOST_IN_UTMP || HAVE_HOST_IN_UTMPX */
+ (void)lseek(fd, (off_t)(tty * sizeof(struct UTMP_STR)), SEEK_SET);
+ (void)write(fd, utp, sizeof(struct UTMP_STR));
(void)close(fd);
}
if ((fd = open(_PATH_WTMP, O_WRONLY|O_APPEND, 0)) >= 0) {
- (void)write(fd, utp, sizeof(struct utmp));
+ (void)write(fd, utp, sizeof(struct UTMP_STR));
(void)close(fd);
}
}
diff --git a/configure.in b/configure.in
index f1027ef4..e0395528 100644
--- a/configure.in
+++ b/configure.in
@@ -56,7 +56,7 @@ AC_CHECK_LIB(dl, dlopen, , )
AC_CHECK_LIB(pam, pam_authenticate, , )
dnl Checks for header files.
-AC_CHECK_HEADERS(endian.h lastlog.h login.h maillock.h netgroup.h paths.h pty.h shadow.h util.h utmp.h sys/select.h sys/stropts.h sys/time.h)
+AC_CHECK_HEADERS(endian.h lastlog.h login.h maillock.h netgroup.h paths.h pty.h shadow.h util.h utmp.h utmpx.h sys/select.h sys/stropts.h sys/time.h)
dnl Checks for library functions.
AC_CHECK_FUNCS(arc4random mkdtemp openpty _getpty setenv setlogin setproctitle snprintf strlcat strlcpy vsnprintf)
@@ -198,6 +198,13 @@ AC_EGREP_HEADER(ut_host, utmp.h,
[AC_MSG_RESULT(no)]
)
+dnl Check for ut_host field in utmpx
+AC_MSG_CHECKING([whether utmpx.h has ut_host field])
+AC_EGREP_HEADER(ut_host, utmpx.h,
+ [AC_DEFINE(HAVE_HOST_IN_UTMPX) AC_MSG_RESULT(yes); ],
+ [AC_MSG_RESULT(no)]
+)
+
dnl Look for lastlog location
AC_MSG_CHECKING([location of lastlog file])
for lastlog in /var/log/lastlog /var/adm/lastlog /etc/security/lastlog ; do
diff --git a/login.c b/login.c
index 81bae820..ff418457 100644
--- a/login.c
+++ b/login.c
@@ -18,9 +18,14 @@
*/
#include "includes.h"
-RCSID("$Id: login.c,v 1.5 1999/11/25 02:08:31 damien Exp $");
+RCSID("$Id: login.c,v 1.6 1999/12/08 23:16:55 damien Exp $");
-#include <utmp.h>
+#ifdef HAVE_UTMPX_H
+# include <utmpx.h>
+#endif
+#ifdef HAVE_UTMP_H
+# include <utmp.h>
+#endif
#include "ssh.h"
#ifdef HAVE_UTIL_H
@@ -83,15 +88,20 @@ record_login(int pid, const char *ttyname, const char *user, uid_t uid,
int fd;
struct lastlog ll;
char *lastlog;
- struct utmp u;
+ struct UTMP_STR u;
const char *utmp, *wtmp;
/* Construct an utmp/wtmp entry. */
memset(&u, 0, sizeof(u));
strncpy(u.ut_line, ttyname + 5, sizeof(u.ut_line));
+#ifdef HAVE_UTMPX_H
+ u.ut_tv.tv_sec = time(NULL);
+ strncpy(u.ut_user, user, sizeof(u.ut_name));
+#else
u.ut_time = time(NULL);
strncpy(u.ut_name, user, sizeof(u.ut_name));
-#ifdef HAVE_HOST_IN_UTMP
+#endif
+#if defined(HAVE_HOST_IN_UTMP) || defined(HAVE_HOST_IN_UTMPX)
strncpy(u.ut_host, host, sizeof(u.ut_host));
#endif
diff --git a/pty.c b/pty.c
index acd81c9b..c6c7363b 100644
--- a/pty.c
+++ b/pty.c
@@ -14,11 +14,15 @@
*/
#include "includes.h"
-RCSID("$Id: pty.c,v 1.7 1999/12/07 21:53:52 damien Exp $");
+RCSID("$Id: pty.c,v 1.8 1999/12/08 23:16:55 damien Exp $");
#include "pty.h"
#include "ssh.h"
+#ifdef HAVE_DEV_PTMX
+#include <sys/stropts.h>
+#endif /* HAVE_DEV_PTMX */
+
/* Pty allocated with _getpty gets broken if we do I_PUSH:es to it. */
#if defined(HAVE__GETPTY) || defined(HAVE_OPENPTY)
#undef HAVE_DEV_PTMX
diff --git a/sshd.c b/sshd.c
index 0c15e283..2ff8f45b 100644
--- a/sshd.c
+++ b/sshd.c
@@ -11,7 +11,7 @@
*/
#include "includes.h"
-RCSID("$Id: sshd.c,v 1.35 1999/12/07 04:38:32 damien Exp $");
+RCSID("$Id: sshd.c,v 1.36 1999/12/08 23:16:55 damien Exp $");
#include "xmalloc.h"
#include "rsa.h"
@@ -138,7 +138,8 @@ void do_child(const char *command, struct passwd * pw, const char *term,
#ifdef HAVE_LIBPAM
static int pamconv(int num_msg, const struct pam_message **msg,
struct pam_response **resp, void *appdata_ptr);
-void do_pam_account_and_session(char *username, char *remote_user);
+void do_pam_account(char *username, char *remote_user);
+void do_pam_session(char *username, char *ttyname);
void pam_cleanup_proc(void *context);
static struct pam_conv conv = {
@@ -228,7 +229,7 @@ void pam_cleanup_proc(void *context)
}
}
-void do_pam_account_and_session(char *username, char *remote_user)
+void do_pam_account(char *username, char *remote_user)
{
int pam_retval;
@@ -254,12 +255,22 @@ void do_pam_account_and_session(char *username, char *remote_user)
log("PAM rejected by account configuration: %.200s", PAM_STRERROR((pam_handle_t *)pamh, pam_retval));
do_fake_authloop(username);
}
+}
- pam_retval = pam_open_session((pam_handle_t *)pamh, 0);
- if (pam_retval != PAM_SUCCESS) {
- log("PAM session setup failed: %.200s", PAM_STRERROR((pam_handle_t *)pamh, pam_retval));
- do_fake_authloop(username);
+void do_pam_session(char *username, char *ttyname)
+{
+ int pam_retval;
+
+ if (ttyname != NULL) {
+ debug("PAM setting tty to \"%.200s\"", ttyname);
+ pam_retval = pam_set_item((pam_handle_t *)pamh, PAM_TTY, ttyname);
+ if (pam_retval != PAM_SUCCESS)
+ fatal("PAM set tty failed: %.200s", PAM_STRERROR((pam_handle_t *)pamh, pam_retval));
}
+
+ pam_retval = pam_open_session((pam_handle_t *)pamh, 0);
+ if (pam_retval != PAM_SUCCESS)
+ fatal("PAM session setup failed: %.200s", PAM_STRERROR((pam_handle_t *)pamh, pam_retval));
}
#endif /* HAVE_LIBPAM */
@@ -1476,12 +1487,16 @@ do_authloop(struct passwd * pw)
pam_retval = pam_authenticate((pam_handle_t *)pamh, 0);
if (pam_retval == PAM_SUCCESS) {
log("PAM Password authentication accepted for user \"%.100s\"", pw->pw_name);
+ memset(password, 0, strlen(password));
+ xfree(password);
authenticated = 1;
break;
}
log("PAM Password authentication for \"%.100s\" failed: %s",
pw->pw_name, PAM_STRERROR((pam_handle_t *)pamh, pam_retval));
+ memset(password, 0, strlen(password));
+ xfree(password);
break;
#else /* HAVE_LIBPAM */
/* Try authentication with the password. */
@@ -1561,30 +1576,18 @@ do_authloop(struct passwd * pw)
packet_disconnect(AUTH_FAIL_MSG, pw->pw_name);
#else /* HAVE_LIBPAM */
if (authenticated) {
- do_pam_account_and_session(pw->pw_name, client_user);
+ do_pam_account(pw->pw_name, client_user);
- /* Clean up */
if (client_user != NULL)
xfree(client_user);
- if (password != NULL) {
- memset(password, 0, strlen(password));
- xfree(password);
- }
-
return;
}
if (attempt > AUTH_FAIL_MAX) {
- /* Clean up */
if (client_user != NULL)
xfree(client_user);
- if (password != NULL) {
- memset(password, 0, strlen(password));
- xfree(password);
- }
-
packet_disconnect(AUTH_FAIL_MSG, pw->pw_name);
}
#endif /* HAVE_LIBPAM */
@@ -1785,6 +1788,12 @@ do_authenticated(struct passwd * pw)
/* Indicate that we now have a pty. */
have_pty = 1;
+
+#ifdef HAVE_LIBPAM
+ /* do the pam_open_session since we have the pty */
+ do_pam_session(pw->pw_name,ttyname);
+#endif /* HAVE_LIBPAM */
+
break;
case SSH_CMSG_X11_REQUEST_FORWARDING: