diff options
Diffstat (limited to 'src/journal/journald-wall.c')
-rw-r--r-- | src/journal/journald-wall.c | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/src/journal/journald-wall.c b/src/journal/journald-wall.c new file mode 100644 index 0000000000..fcbd9183fe --- /dev/null +++ b/src/journal/journald-wall.c @@ -0,0 +1,69 @@ +/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ + +/*** + This file is part of systemd. + + Copyright 2014 Sebastian Thorarensen + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or + (at your option) any later version. + + systemd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with systemd; If not, see <http://www.gnu.org/licenses/>. +***/ + +#include "utmp-wtmp.h" +#include "journald-server.h" +#include "journald-wall.h" + +void server_forward_wall( + Server *s, + int priority, + const char *identifier, + const char *message, + 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, NULL); + if (!l_buf) { + log_oom(); + return; + } + } else + l = message; + + r = utmp_wall(l, "systemd-journald", NULL); + if (r < 0) + log_debug("Failed to send wall message: %s", strerror(-r)); +} |