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-rw-r--r--src/login/pam-module.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/src/login/pam-module.c b/src/login/pam-module.c
index 89623aa765..c67e677384 100644
--- a/src/login/pam-module.c
+++ b/src/login/pam-module.c
@@ -164,6 +164,30 @@ static int get_seat_from_display(const char *display, const char **seat, uint32_
return 0;
}
+static int export_legacy_dbus_address(
+ pam_handle_t *handle,
+ uid_t uid,
+ const char *runtime) {
+
+#ifdef ENABLE_KDBUS
+ _cleanup_free_ char *s = NULL;
+ int r;
+
+ if (asprintf(&s, "kernel:path=/dev/kdbus/%lu-user/bus;unix:path=%s/bus",
+ (unsigned long) uid, runtime) < 0) {
+ pam_syslog(handle, LOG_ERR, "Failed to set bus variable.");
+ return PAM_BUF_ERR;
+ }
+
+ r = pam_misc_setenv(handle, "DBUS_SESSION_BUS_ADDRESS", s, 0);
+ if (r != PAM_SUCCESS) {
+ pam_syslog(handle, LOG_ERR, "Failed to set bus variable.");
+ return r;
+ }
+#endif
+ return PAM_SUCCESS;
+}
+
_public_ PAM_EXTERN int pam_sm_open_session(
pam_handle_t *handle,
int flags,
@@ -232,6 +256,10 @@ _public_ PAM_EXTERN int pam_sm_open_session(
pam_syslog(handle, LOG_ERR, "Failed to set runtime dir.");
return r;
}
+
+ r = export_legacy_dbus_address(handle, pw->pw_uid, rt);
+ if (r != PAM_SUCCESS)
+ return r;
}
return PAM_SUCCESS;
@@ -386,6 +414,10 @@ _public_ PAM_EXTERN int pam_sm_open_session(
pam_syslog(handle, LOG_ERR, "Failed to set runtime dir.");
return r;
}
+
+ r = export_legacy_dbus_address(handle, pw->pw_uid, runtime_path);
+ if (r != PAM_SUCCESS)
+ return r;
}
if (!isempty(seat)) {