summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorLennart Poettering <lennart@poettering.net>2012-12-23 22:31:17 +0100
committerLennart Poettering <lennart@poettering.net>2012-12-24 00:29:39 +0100
commit0ad1271f564b9c956685938167f7ea8c301e835e (patch)
tree44476df2a1722255b261008d826c091e58a4770b
parent15abdb9a6f34628b04b887e0b9649fa582d6cd37 (diff)
pam: properly handle SSH logins lacking the PAM tty field
-rw-r--r--src/login/pam-module.c19
1 files changed, 14 insertions, 5 deletions
diff --git a/src/login/pam-module.c b/src/login/pam-module.c
index 08a9328b65..e6764a197a 100644
--- a/src/login/pam-module.c
+++ b/src/login/pam-module.c
@@ -322,7 +322,7 @@ _public_ PAM_EXTERN int pam_sm_open_session(
struct passwd *pw;
bool kill_processes = false, debug = false;
- const char *username, *id, *object_path, *runtime_path, *service = NULL, *tty = NULL, *display = NULL, *remote_user = NULL, *remote_host = NULL, *seat = NULL, *type, *class, *cvtnr = NULL;
+ const char *username, *id, *object_path, *runtime_path, *service = NULL, *tty = NULL, *display = NULL, *remote_user = NULL, *remote_host = NULL, *seat = NULL, *type = NULL, *class, *cvtnr = NULL;
char **controllers = NULL, **reset_controllers = NULL, **kill_only_users = NULL, **kill_exclude_users = NULL;
DBusError error;
uint32_t uid, pid;
@@ -453,9 +453,17 @@ _public_ PAM_EXTERN int pam_sm_open_session(
display = tty;
tty = "";
} else if (streq(tty, "cron")) {
- /* cron has been setting PAM_TTY to "cron" for a very long time
- * and it cannot stop doing that for compatibility reasons. */
+ /* cron has been setting PAM_TTY to "cron" for a very
+ * long time and it probably shouldn't stop doing that
+ * for compatibility reasons. */
tty = "";
+ type = "unspecified";
+ } else if (streq(tty, "ssh")) {
+ /* ssh has been setting PAM_TTY to "ssh" for a very
+ * long time and probably shouldn't stop doing that
+ * for compatibility reasons. */
+ tty = "";
+ type ="tty";
}
/* If this fails vtnr will be 0, that's intended */
@@ -469,8 +477,9 @@ _public_ PAM_EXTERN int pam_sm_open_session(
get_seat_from_display(display, NULL, &vtnr);
}
- type = !isempty(display) ? "x11" :
- !isempty(tty) ? "tty" : "unspecified";
+ if (!type)
+ type = !isempty(display) ? "x11" :
+ !isempty(tty) ? "tty" : "unspecified";
class = pam_getenv(handle, "XDG_SESSION_CLASS");
if (isempty(class))