/*-*- 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)); }