From 83c49a5e54dffc3dfa85b79f6375cd0a42a4ff76 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Mon, 6 Aug 2018 19:34:39 +0200
Subject: [PATCH] logind: introduce little helper that checks whether a session
 is ready

(cherry picked from commit b1951bc83ffbbb92ba4de7b9cba845421c2f35b1)

Related: #1642460
---
 src/login/logind-session-dbus.c | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/src/login/logind-session-dbus.c b/src/login/logind-session-dbus.c
index 88a2d33dc8..03585b7f8e 100644
--- a/src/login/logind-session-dbus.c
+++ b/src/login/logind-session-dbus.c
@@ -704,6 +704,15 @@ int session_send_lock_all(Manager *m, bool lock) {
         return r;
 }
 
+static bool session_ready(Session *s) {
+        assert(s);
+
+        /* Returns true when the session is ready, i.e. all jobs we enqueued for it are done (regardless if successful or not) */
+
+        return !s->scope_job &&
+                !s->user->service_job;
+}
+
 int session_send_create_reply(Session *s, sd_bus_error *error) {
         _cleanup_(sd_bus_message_unrefp) sd_bus_message *c = NULL;
         _cleanup_close_ int fifo_fd = -1;
@@ -711,14 +720,13 @@ int session_send_create_reply(Session *s, sd_bus_error *error) {
 
         assert(s);
 
-        /* This is called after the session scope and the user service
-         * were successfully created, and finishes where
+        /* This is called after the session scope and the user service were successfully created, and finishes where
          * bus_manager_create_session() left off. */
 
         if (!s->create_message)
                 return 0;
 
-        if (!sd_bus_error_is_set(error) && (s->scope_job || s->user->service_job))
+        if (!sd_bus_error_is_set(error) && !session_ready(s))
                 return 0;
 
         c = s->create_message;
@@ -731,8 +739,7 @@ int session_send_create_reply(Session *s, sd_bus_error *error) {
         if (fifo_fd < 0)
                 return fifo_fd;
 
-        /* Update the session state file before we notify the client
-         * about the result. */
+        /* Update the session state file before we notify the client about the result. */
         session_save(s);
 
         p = session_bus_path(s);