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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 02:25:50 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 02:25:50 +0000
commit19f4f86bfed21c5326ed2acebe1163f3a83e832b (patch)
treed59b9989ce55ed23693e80974d94c856f1c2c8b1 /src/journal/journald-wall.c
parentInitial commit. (diff)
downloadsystemd-19f4f86bfed21c5326ed2acebe1163f3a83e832b.tar.xz
systemd-19f4f86bfed21c5326ed2acebe1163f3a83e832b.zip
Adding upstream version 241.upstream/241upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/journal/journald-wall.c')
-rw-r--r--src/journal/journald-wall.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/src/journal/journald-wall.c b/src/journal/journald-wall.c
new file mode 100644
index 0000000..370c9b3
--- /dev/null
+++ b/src/journal/journald-wall.c
@@ -0,0 +1,54 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+
+#include "alloc-util.h"
+#include "format-util.h"
+#include "journald-server.h"
+#include "journald-wall.h"
+#include "process-util.h"
+#include "string-util.h"
+#include "utmp-wtmp.h"
+
+void server_forward_wall(
+ Server *s,
+ int priority,
+ const char *identifier,
+ const char *message,
+ const struct ucred *ucred) {
+
+ _cleanup_free_ char *ident_buf = NULL, *l_buf = NULL;
+ const char *l;
+ int r;
+
+ assert(s);
+ assert(message);
+
+ if (LOG_PRI(priority) > s->max_level_wall)
+ return;
+
+ if (ucred) {
+ if (!identifier) {
+ get_process_comm(ucred->pid, &ident_buf);
+ identifier = ident_buf;
+ }
+
+ if (asprintf(&l_buf, "%s["PID_FMT"]: %s", strempty(identifier), ucred->pid, message) < 0) {
+ log_oom();
+ return;
+ }
+
+ l = l_buf;
+
+ } else if (identifier) {
+
+ l = l_buf = strjoin(identifier, ": ", message);
+ if (!l_buf) {
+ log_oom();
+ return;
+ }
+ } else
+ l = message;
+
+ r = utmp_wall(l, "systemd-journald", NULL, NULL, NULL);
+ if (r < 0)
+ log_debug_errno(r, "Failed to send wall message: %m");
+}