From 45c5fa253a7241bfa7791fd39113aa0374b07b2e Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Thu, 7 May 2020 10:35:48 +0200
Subject: [PATCH] pam_systemd: also print debug lines when ending a session

---
 src/login/pam_systemd.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/login/pam_systemd.c b/src/login/pam_systemd.c
index 43587a7661..b6f5562707 100644
--- a/src/login/pam_systemd.c
+++ b/src/login/pam_systemd.c
@@ -956,11 +956,23 @@ _public_ PAM_EXTERN int pam_sm_close_session(
                 int argc, const char **argv) {
 
         const void *existing = NULL;
+        bool debug = false;
         const char *id;
         int r;
 
         assert(handle);
 
+        if (parse_argv(handle,
+                       argc, argv,
+                       NULL,
+                       NULL,
+                       NULL,
+                       &debug) < 0)
+                return PAM_SESSION_ERR;
+
+        if (debug)
+                pam_syslog(handle, LOG_DEBUG, "pam-systemd shutting down");
+
         /* Only release session if it wasn't pre-existing when we
          * tried to create it */
         (void) pam_get_data(handle, "systemd.existing", &existing);