#include <errno.h>
#include <signal.h>
+#include <stdarg.h>
#include <string.h>
#include <unistd.h>
# define PAM_MSG_MEMBER(msg, n, member) ((msg)[(n)]->member)
#endif
+#include "xmalloc.h"
+#include "buffer.h"
+#include "key.h"
+#include "hostfile.h"
#include "auth.h"
#include "auth-pam.h"
-#include "buffer.h"
#include "canohost.h"
#include "log.h"
-#include "monitor_wrap.h"
#include "msg.h"
#include "packet.h"
#include "misc.h"
#include "servconf.h"
#include "ssh2.h"
-#include "xmalloc.h"
#include "auth-options.h"
+#ifdef GSSAPI
+#include "ssh-gss.h"
+#endif
+#include "monitor_wrap.h"
extern ServerOptions options;
extern Buffer loginmsg;
WTERMSIG(sshpam_thread_status) == SIGTERM)
return; /* terminated by pthread_cancel */
if (!WIFEXITED(sshpam_thread_status))
- fatal("PAM: authentication thread exited unexpectedly");
+ sigdie("PAM: authentication thread exited unexpectedly");
if (WEXITSTATUS(sshpam_thread_status) != 0)
- fatal("PAM: authentication thread exited uncleanly");
+ sigdie("PAM: authentication thread exited uncleanly");
}
/* ARGSUSED */
u_int i;
const char *pam_user;
const char **ptr_pam_user = &pam_user;
+ char *tz = getenv("TZ");
pam_get_item(sshpam_handle, PAM_USER,
(sshpam_const void **)ptr_pam_user);
+
environ[0] = NULL;
+ if (tz != NULL)
+ if (setenv("TZ", tz, 1) == -1)
+ error("PAM: could not set TZ environment: %s",
+ strerror(errno));
if (sshpam_authctxt != NULL) {
setproctitle("%s [pam]",
void
sshpam_cleanup(void)
{
- debug("PAM: cleanup");
- if (sshpam_handle == NULL)
+ if (sshpam_handle == NULL || (use_privsep && !mm_is_monitor()))
return;
+ debug("PAM: cleanup");
pam_set_item(sshpam_handle, PAM_CONV, (const void *)&null_conv);
- if (sshpam_cred_established) {
- pam_setcred(sshpam_handle, PAM_DELETE_CRED);
- sshpam_cred_established = 0;
- }
if (sshpam_session_open) {
+ debug("PAM: closing session");
pam_close_session(sshpam_handle, PAM_SILENT);
sshpam_session_open = 0;
}
+ if (sshpam_cred_established) {
+ debug("PAM: deleting credentials");
+ pam_setcred(sshpam_handle, PAM_DELETE_CRED);
+ sshpam_cred_established = 0;
+ }
sshpam_authenticated = 0;
pam_end(sshpam_handle, sshpam_err);
sshpam_handle = NULL;
return (NULL);
}
- ctxt = xmalloc(sizeof *ctxt);
- memset(ctxt, 0, sizeof(*ctxt));
+ ctxt = xcalloc(1, sizeof *ctxt);
/* Start the authentication thread */
if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, socks) == -1) {
break;
case PAM_PROMPT_ECHO_ON:
fprintf(stderr, "%s\n", PAM_MSG_MEMBER(msg, i, msg));
- fgets(input, sizeof input, stdin);
+ if (fgets(input, sizeof input, stdin) == NULL)
+ input[0] = '\0';
if ((reply[i].resp = strdup(input)) == NULL)
goto fail;
reply[i].resp_retcode = PAM_SUCCESS;
if (n <= 0 || n > PAM_MAX_NUM_MSG)
return (PAM_CONV_ERR);
- if ((reply = malloc(n * sizeof(*reply))) == NULL)
+ if ((reply = calloc(n, sizeof(*reply))) == NULL)
return (PAM_CONV_ERR);
- memset(reply, 0, n * sizeof(*reply));
for (i = 0; i < n; ++i) {
switch (PAM_MSG_MEMBER(msg, i, msg_style)) {