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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:35:18 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:35:18 +0000 |
commit | b750101eb236130cf056c675997decbac904cc49 (patch) | |
tree | a5df1a06754bdd014cb975c051c83b01c9a97532 /src/journal/journald-wall.c | |
parent | Initial commit. (diff) | |
download | systemd-b750101eb236130cf056c675997decbac904cc49.tar.xz systemd-b750101eb236130cf056c675997decbac904cc49.zip |
Adding upstream version 252.22.upstream/252.22upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/journal/journald-wall.c | 54 |
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..21ec5a7 --- /dev/null +++ b/src/journal/journald-wall.c @@ -0,0 +1,54 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#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) { + (void) 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"); +} |