68 lines
2.4 KiB
Diff
68 lines
2.4 KiB
Diff
From fa972e8681159a34ffc9c114e4fe3538a7f69046 Mon Sep 17 00:00:00 2001
|
|
From: Yu Watanabe <watanabe.yu+github@gmail.com>
|
|
Date: Mon, 19 Feb 2024 13:04:28 +0900
|
|
Subject: [PATCH] core/exec: do not crash with UtmpMode=user without User=
|
|
setting
|
|
|
|
Fixes https://bugzilla.redhat.com/show_bug.cgi?id=2264404.
|
|
|
|
Replaces #31356.
|
|
|
|
(cherry picked from commit d42b81f93f81e45f7a4053c6522ec3a2145ff136)
|
|
(cherry picked from commit cba1060f8854fd9a11dac8e2b02126d2f3bb14ba)
|
|
(cherry picked from commit 74ffb11efc851ecc291766abce8a1052746e715e)
|
|
|
|
Conflict:NA
|
|
Reference:https://github.com/systemd/systemd-stable/commit/fa972e8681159a34ffc9c114e4fe3538a7f69046
|
|
|
|
---
|
|
src/core/execute.c | 12 +++++++++++-
|
|
src/shared/utmp-wtmp.c | 1 +
|
|
2 files changed, 12 insertions(+), 1 deletion(-)
|
|
|
|
diff --git a/src/core/execute.c b/src/core/execute.c
|
|
index 5b23be014c..dd524b734a 100644
|
|
--- a/src/core/execute.c
|
|
+++ b/src/core/execute.c
|
|
@@ -4652,6 +4652,16 @@ static int exec_child(
|
|
}
|
|
|
|
if (context->utmp_id) {
|
|
+ _cleanup_free_ char *username_alloc = NULL;
|
|
+
|
|
+ if (!username && context->utmp_mode == EXEC_UTMP_USER) {
|
|
+ username_alloc = uid_to_name(uid_is_valid(uid) ? uid : saved_uid);
|
|
+ if (!username_alloc) {
|
|
+ *exit_status = EXIT_USER;
|
|
+ return log_oom();
|
|
+ }
|
|
+ }
|
|
+
|
|
const char *line = context->tty_path ?
|
|
(path_startswith(context->tty_path, "/dev/") ?: context->tty_path) :
|
|
NULL;
|
|
@@ -4660,7 +4670,7 @@ static int exec_child(
|
|
context->utmp_mode == EXEC_UTMP_INIT ? INIT_PROCESS :
|
|
context->utmp_mode == EXEC_UTMP_LOGIN ? LOGIN_PROCESS :
|
|
USER_PROCESS,
|
|
- username);
|
|
+ username ?: username_alloc);
|
|
}
|
|
|
|
if (uid_is_valid(uid)) {
|
|
diff --git a/src/shared/utmp-wtmp.c b/src/shared/utmp-wtmp.c
|
|
index 2fa76cf47a..c93ae927ee 100644
|
|
--- a/src/shared/utmp-wtmp.c
|
|
+++ b/src/shared/utmp-wtmp.c
|
|
@@ -184,6 +184,7 @@ int utmp_put_init_process(const char *id, pid_t pid, pid_t sid, const char *line
|
|
int r;
|
|
|
|
assert(id);
|
|
+ assert(ut_type != USER_PROCESS || user);
|
|
|
|
init_timestamp(&store, 0);
|
|
|
|
--
|
|
2.33.0
|
|
|