summaryrefslogtreecommitdiff
path: root/src/journal/journald-console.c
diff options
context:
space:
mode:
authorLennart Poettering <lennart@poettering.net>2012-08-22 03:36:29 +0200
committerLennart Poettering <lennart@poettering.net>2012-08-22 03:36:29 +0200
commit3b7124a8db56ed57525b9ecfd19cfdc8c9facba0 (patch)
treee4b64aac9cac7cafb67c3a581a75423b87d696ab /src/journal/journald-console.c
parenta45b9fca6b91a767dcd9060cfcb30617dad234c7 (diff)
journald: split console transport stuff into its own file
Diffstat (limited to 'src/journal/journald-console.c')
-rw-r--r--src/journal/journald-console.c85
1 files changed, 85 insertions, 0 deletions
diff --git a/src/journal/journald-console.c b/src/journal/journald-console.c
new file mode 100644
index 0000000000..6cd2397ac3
--- /dev/null
+++ b/src/journal/journald-console.c
@@ -0,0 +1,85 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+ This file is part of systemd.
+
+ Copyright 2011 Lennart Poettering
+
+ 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 <fcntl.h>
+#include <unistd.h>
+
+#include "journald.h"
+#include "journald-console.h"
+
+void server_forward_console(
+ Server *s,
+ int priority,
+ const char *identifier,
+ const char *message,
+ struct ucred *ucred) {
+
+ struct iovec iovec[4];
+ char header_pid[16];
+ int n = 0, fd;
+ char *ident_buf = NULL;
+ const char *tty;
+
+ assert(s);
+ assert(message);
+
+ if (LOG_PRI(priority) > s->max_level_console)
+ return;
+
+ /* First: identifier and PID */
+ if (ucred) {
+ if (!identifier) {
+ get_process_comm(ucred->pid, &ident_buf);
+ identifier = ident_buf;
+ }
+
+ snprintf(header_pid, sizeof(header_pid), "[%lu]: ", (unsigned long) ucred->pid);
+ char_array_0(header_pid);
+
+ if (identifier)
+ IOVEC_SET_STRING(iovec[n++], identifier);
+
+ IOVEC_SET_STRING(iovec[n++], header_pid);
+ } else if (identifier) {
+ IOVEC_SET_STRING(iovec[n++], identifier);
+ IOVEC_SET_STRING(iovec[n++], ": ");
+ }
+
+ /* Third: message */
+ IOVEC_SET_STRING(iovec[n++], message);
+ IOVEC_SET_STRING(iovec[n++], "\n");
+
+ tty = s->tty_path ? s->tty_path : "/dev/console";
+
+ fd = open_terminal(tty, O_WRONLY|O_NOCTTY|O_CLOEXEC);
+ if (fd < 0) {
+ log_debug("Failed to open %s for logging: %s", tty, strerror(errno));
+ goto finish;
+ }
+
+ if (writev(fd, iovec, n) < 0)
+ log_debug("Failed to write to %s for logging: %s", tty, strerror(errno));
+
+ close_nointr_nofail(fd);
+
+finish:
+ free(ident_buf);
+}