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/*
* Copyright (c) 2018 Balabit
* Copyright (c) 2018 László Várady <laszlo.varady@balabit.com>
*
* This library 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.
*
* This library 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 this library; 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.
*
*/
#ifndef LOGTHRFETCHERDRV_H
#define LOGTHRFETCHERDRV_H
#include "syslog-ng.h"
#include "logthrsourcedrv.h"
#include "logmsg/logmsg.h"
#include "compat/time.h"
#include <iv.h>
#include <iv_event.h>
typedef struct _LogThreadedFetcherDriver LogThreadedFetcherDriver;
typedef enum
{
THREADED_FETCH_ERROR,
THREADED_FETCH_NOT_CONNECTED,
THREADED_FETCH_SUCCESS,
THREADED_FETCH_TRY_AGAIN,
THREADED_FETCH_NO_DATA
} ThreadedFetchResult;
typedef struct _LogThreadedFetchResult
{
ThreadedFetchResult result;
LogMessage *msg;
} LogThreadedFetchResult;
struct _LogThreadedFetcherDriver
{
LogThreadedSourceDriver super;
time_t time_reopen;
gint64 no_data_delay;
struct iv_task fetch_task;
struct iv_event wakeup_event;
struct iv_event shutdown_event;
struct iv_timer reconnect_timer;
struct iv_timer no_data_timer;
gboolean suspended;
gboolean under_termination;
void (*thread_init)(LogThreadedFetcherDriver *self);
void (*thread_deinit)(LogThreadedFetcherDriver *self);
gboolean (*connect)(LogThreadedFetcherDriver *self);
void (*disconnect)(LogThreadedFetcherDriver *self);
LogThreadedFetchResult (*fetch)(LogThreadedFetcherDriver *self);
void (*request_exit)(LogThreadedFetcherDriver *self);
};
void log_threaded_fetcher_driver_init_instance(LogThreadedFetcherDriver *self, GlobalConfig *cfg);
gboolean log_threaded_fetcher_driver_init_method(LogPipe *s);
gboolean log_threaded_fetcher_driver_deinit_method(LogPipe *s);
void log_threaded_fetcher_driver_free_method(LogPipe *s);
void log_threaded_fetcher_driver_set_fetch_no_data_delay(LogDriver *self, gdouble no_data_delay);
void log_threaded_fetcher_driver_set_time_reopen(LogDriver *s, time_t time_reopen);
#endif
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