diff options
author | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-06-12 08:43:34 -0400 |
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committer | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-06-12 08:43:34 -0400 |
commit | 670b77ddfab0f4eddbe539964aba83d446d48129 (patch) | |
tree | 5b159fe9bd52169e05cdc60db5a48a5c5ac9602a /src/grp-journal/libjournal-core/journald-wall.c | |
parent | 23708daf3ba69ba9880102b4f720a3842883332e (diff) | |
parent | 34dbdee3b2f122d2ef903a368b172e75f962b66a (diff) |
Merge branch 'lukeshu/postmove' into 'lukeshu/master'
Diffstat (limited to 'src/grp-journal/libjournal-core/journald-wall.c')
-rw-r--r-- | src/grp-journal/libjournal-core/journald-wall.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/src/grp-journal/libjournal-core/journald-wall.c b/src/grp-journal/libjournal-core/journald-wall.c new file mode 100644 index 0000000000..4d91fafffe --- /dev/null +++ b/src/grp-journal/libjournal-core/journald-wall.c @@ -0,0 +1,71 @@ +/*** + 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 "alloc-util.h" +#include "formats-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, NULL); + 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"); +} |