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/*
* Copyright (c) 2012-2014 Balabit
* Copyright (c) 2012-2014 Viktor Juhasz <viktor.juhasz@balabit.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* As an additional exemption you are allowed to compile & link against the
* OpenSSL libraries as published by the OpenSSL project. See the file
* COPYING for details.
*
*/
#include "systemd-journal.h"
#include "journald-subsystem.h"
#include "systemd-journal.h"
#include <stdlib.h>
struct _SystemdJournalSourceDriver
{
LogSrcDriver super;
JournalReaderOptions reader_options;
JournalReader *reader;
};
JournalReaderOptions *
systemd_journal_get_reader_options(LogDriver *s)
{
SystemdJournalSourceDriver *self = (SystemdJournalSourceDriver *)s;
return &self->reader_options;
}
static gboolean
__init(LogPipe *s)
{
SystemdJournalSourceDriver *self = (SystemdJournalSourceDriver *)s;
GlobalConfig *cfg = log_pipe_get_config(&self->super.super.super);
if (!log_src_driver_init_method(s))
return FALSE;
self->reader = journal_reader_new(cfg);
journal_reader_options_init(&self->reader_options, cfg, self->super.super.group);
StatsClusterKeyBuilder *kb = stats_cluster_key_builder_new();
stats_cluster_key_builder_add_legacy_label(kb, stats_cluster_label("driver", "journal"));
journal_reader_set_options((LogPipe *)self->reader, &self->super.super.super, &self->reader_options,
self->super.super.id, kb);
log_pipe_append((LogPipe *)self->reader, &self->super.super.super);
if (!log_pipe_init((LogPipe *)self->reader))
{
msg_error("Error initializing journal_reader");
log_pipe_unref((LogPipe *) self->reader);
self->reader = NULL;
return FALSE;
}
return TRUE;
}
static gboolean
__deinit(LogPipe *s)
{
SystemdJournalSourceDriver *self = (SystemdJournalSourceDriver *)s;
if (self->reader)
{
log_pipe_deinit((LogPipe *)self->reader);
log_pipe_unref((LogPipe *)self->reader);
self->reader = NULL;
}
log_src_driver_deinit_method(s);
return TRUE;
}
static void
__free(LogPipe *s)
{
SystemdJournalSourceDriver *self = (SystemdJournalSourceDriver *)s;
journal_reader_options_destroy(&self->reader_options);
log_src_driver_free(s);
}
LogDriver *
systemd_journal_sd_new(GlobalConfig *cfg)
{
SystemdJournalSourceDriver *self = g_new0(SystemdJournalSourceDriver, 1);
log_src_driver_init_instance(&self->super, cfg);
self->super.super.super.init = __init;
self->super.super.super.deinit = __deinit;
self->super.super.super.free_fn = __free;
journal_reader_options_defaults(&self->reader_options);
return &self->super.super;
}
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