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111 lines
3.1 KiB
C
111 lines
3.1 KiB
C
/* Copyright (C) 2013-2021 Open Information Security Foundation
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*
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* You can copy, redistribute or modify this Program under the terms of
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* the GNU General Public License version 2 as published by the Free
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* Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* version 2 along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*/
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/**
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* \file
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*
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* \author Victor Julien <victor@inliniac.net>
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*
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* Logs vars in JSON format.
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*
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*/
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#include "suricata-common.h"
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#include "debug.h"
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#include "detect.h"
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#include "flow.h"
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#include "conf.h"
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#include "threads.h"
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#include "tm-threads.h"
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#include "threadvars.h"
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#include "util-debug.h"
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#include "util-misc.h"
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#include "util-unittest.h"
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#include "util-unittest-helper.h"
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#include "detect-parse.h"
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#include "detect-engine.h"
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#include "detect-engine-mpm.h"
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#include "detect-reference.h"
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#include "app-layer-parser.h"
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#include "app-layer-dnp3.h"
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#include "app-layer-htp.h"
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#include "app-layer-htp-xff.h"
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#include "util-classification-config.h"
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#include "util-syslog.h"
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#include "util-logopenfile.h"
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#include "output.h"
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#include "output-json.h"
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#include "output-json-metadata.h"
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#include "util-byte.h"
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#include "util-privs.h"
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#include "util-print.h"
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#include "util-proto-name.h"
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#include "util-optimize.h"
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#include "util-buffer.h"
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#include "util-crypt.h"
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#define MODULE_NAME "JsonMetadataLog"
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static int MetadataJson(ThreadVars *tv, OutputJsonThreadCtx *aft, const Packet *p)
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{
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JsonBuilder *js = CreateEveHeader(p, LOG_DIR_PACKET, "metadata", NULL, aft->ctx);
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if (unlikely(js == NULL))
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return TM_ECODE_OK;
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/* If metadata is not enabled for eve, explicitly log it here as this is
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* what logging metadata is about. */
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if (!aft->ctx->cfg.include_metadata) {
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EveAddMetadata(p, p->flow, js);
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}
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OutputJsonBuilderBuffer(js, aft->file_ctx, &aft->buffer);
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jb_free(js);
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return TM_ECODE_OK;
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}
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static int JsonMetadataLogger(ThreadVars *tv, void *thread_data, const Packet *p)
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{
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OutputJsonThreadCtx *aft = thread_data;
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return MetadataJson(tv, aft, p);
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}
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static int JsonMetadataLogCondition(ThreadVars *tv, const Packet *p)
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{
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if (p->pktvar) {
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return TRUE;
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}
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return FALSE;
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}
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void JsonMetadataLogRegister (void)
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{
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OutputRegisterPacketSubModule(LOGGER_JSON_METADATA, "eve-log", MODULE_NAME, "eve-log.metadata",
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OutputJsonLogInitSub, JsonMetadataLogger, JsonMetadataLogCondition, JsonLogThreadInit,
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JsonLogThreadDeinit, NULL);
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/* Kept for compatibility. */
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OutputRegisterPacketSubModule(LOGGER_JSON_METADATA, "eve-log", MODULE_NAME, "eve-log.vars",
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OutputJsonLogInitSub, JsonMetadataLogger, JsonMetadataLogCondition, JsonLogThreadInit,
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JsonLogThreadDeinit, NULL);
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}
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