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/*
* Copyright (c) 2002-2017 Balabit
* Copyright (c) 1998-2017 Balázs Scheidler
*
* 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 "tags-parser.h"
#include "scanner/list-scanner/list-scanner.h"
#include "parser/parser-expr.h"
#include "scratch-buffers.h"
#include <string.h>
typedef struct _TagsParser
{
LogParser super;
} TagsParser;
static gboolean
_process(LogParser *s, LogMessage **pmsg, const LogPathOptions *path_options, const gchar *input,
gsize input_len)
{
LogMessage *msg = log_msg_make_writable(pmsg, path_options);
msg_trace("tags-parser message processing started",
evt_tag_str("input", input),
evt_tag_msg_reference(*pmsg));
ListScanner scanner;
list_scanner_init(&scanner);
list_scanner_input_va(&scanner, input, NULL);
while (list_scanner_scan_next(&scanner))
{
log_msg_set_tag_by_name(msg, list_scanner_get_current_value(&scanner));
}
list_scanner_deinit(&scanner);
return TRUE;
}
static LogPipe *
tags_parser_clone(LogPipe *s)
{
TagsParser *self = (TagsParser *) s;
TagsParser *cloned;
cloned = (TagsParser *) tags_parser_new(s->cfg);
log_parser_clone_settings(&self->super, &cloned->super);
return &cloned->super.super;
}
/*
* Parse comma-separated values from a log message.
*/
LogParser *
tags_parser_new(GlobalConfig *cfg)
{
TagsParser *self = g_new0(TagsParser, 1);
log_parser_init_instance(&self->super, cfg);
self->super.super.clone = tags_parser_clone;
self->super.process = _process;
return &self->super;
}
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