systemd/0228-update-utmp-do-not-give-up-if-the-first-attempt-at-c.patch
Jan Macku eb5b3a87a8 systemd-257-8
Resolves: RHEL-71409, RHEL-75774
2025-02-14 10:09:33 +01:00

73 lines
3.1 KiB
Diff

From 39c06ea84187cda78fdce843482765cdf52537b3 Mon Sep 17 00:00:00 2001
From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Wed, 18 Dec 2024 22:27:29 +0900
Subject: [PATCH] update-utmp: do not give up if the first attempt at
connecting bus failed
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Otherwise, the program exits with failure if the first attempt in run() failed:
```
Dec 18 20:27:37 systemd-update-utmp[254]: Bus n/a: changing state UNSET → OPENING
Dec 18 20:27:37 systemd-update-utmp[254]: sd-bus: starting bus by connecting to /run/systemd/private...
Dec 18 20:27:37 systemd-update-utmp[254]: Bus n/a: changing state OPENING → CLOSED
Dec 18 20:27:37 systemd-update-utmp[254]: Failed to get D-Bus connection: Connection refused
```
(cherry picked from commit 85d040dabd2cc67c89b7ed6157429b8f6f2240f4)
---
src/update-utmp/update-utmp.c | 15 ++++++++++-----
1 file changed, 10 insertions(+), 5 deletions(-)
diff --git a/src/update-utmp/update-utmp.c b/src/update-utmp/update-utmp.c
index e40843cf35..a10e6d478a 100644
--- a/src/update-utmp/update-utmp.c
+++ b/src/update-utmp/update-utmp.c
@@ -53,6 +53,12 @@ static int get_startup_monotonic_time(Context *c, usec_t *ret) {
assert(c);
assert(ret);
+ if (!c->bus) {
+ r = bus_connect_system_systemd(&c->bus);
+ if (r < 0)
+ return log_warning_errno(r, "Failed to get D-Bus connection, ignoring: %m");
+ }
+
r = bus_get_property_trivial(
c->bus,
bus_systemd_mgr,
@@ -94,10 +100,13 @@ static int get_current_runlevel(Context *c) {
UINT64_C(100) * USEC_PER_MSEC +
random_u64_range(UINT64_C(1900) * USEC_PER_MSEC * n_attempts / MAX_ATTEMPTS);
(void) usleep_safe(usec);
+ }
+ if (!c->bus) {
r = bus_connect_system_systemd(&c->bus);
if (r == -ECONNREFUSED && n_attempts < 64) {
- log_debug_errno(r, "Failed to reconnect to system bus, retrying after a slight delay: %m");
+ log_debug_errno(r, "Failed to %s to system bus, retrying after a slight delay: %m",
+ n_attempts <= 1 ? "connect" : "reconnect");
continue;
}
if (r < 0)
@@ -251,7 +260,6 @@ static int run(int argc, char *argv[]) {
.audit_fd = -EBADF,
#endif
};
- int r;
log_setup();
@@ -264,9 +272,6 @@ static int run(int argc, char *argv[]) {
log_full_errno(IN_SET(errno, EAFNOSUPPORT, EPROTONOSUPPORT) ? LOG_DEBUG : LOG_WARNING,
errno, "Failed to connect to audit log, ignoring: %m");
#endif
- r = bus_connect_system_systemd(&c.bus);
- if (r < 0)
- return log_error_errno(r, "Failed to get D-Bus connection: %m");
return dispatch_verb(argc, argv, verbs, &c);
}