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76 lines
2.3 KiB
C
76 lines
2.3 KiB
C
/* Copyright (C) 2017-2021 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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#include "suricata-common.h"
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#include "util-buffer.h"
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#include "output.h"
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#include "output-json.h"
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#include "app-layer-parser.h"
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#include "output-json-dcerpc.h"
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#include "rust.h"
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static int JsonDCERPCLogger(ThreadVars *tv, void *thread_data,
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const Packet *p, Flow *f, void *state, void *tx, uint64_t tx_id)
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{
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OutputJsonThreadCtx *thread = thread_data;
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JsonBuilder *jb = CreateEveHeader(p, LOG_DIR_FLOW, "dcerpc", NULL, thread->ctx);
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if (unlikely(jb == NULL)) {
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return TM_ECODE_FAILED;
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}
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jb_open_object(jb, "dcerpc");
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if (p->proto == IPPROTO_TCP) {
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if (!rs_dcerpc_log_json_record_tcp(state, tx, jb)) {
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goto error;
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}
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} else {
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if (!rs_dcerpc_log_json_record_udp(state, tx, jb)) {
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goto error;
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}
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}
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jb_close(jb);
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MemBufferReset(thread->buffer);
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OutputJsonBuilderBuffer(tv, p, p->flow, jb, thread);
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jb_free(jb);
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return TM_ECODE_OK;
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error:
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jb_free(jb);
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return TM_ECODE_FAILED;
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}
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static OutputInitResult DCERPCLogInitSub(ConfNode *conf, OutputCtx *parent_ctx)
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{
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AppLayerParserRegisterLogger(IPPROTO_TCP, ALPROTO_DCERPC);
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AppLayerParserRegisterLogger(IPPROTO_UDP, ALPROTO_DCERPC);
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return OutputJsonLogInitSub(conf, parent_ctx);
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}
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void JsonDCERPCLogRegister(void)
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{
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/* Register as an eve sub-module. */
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OutputRegisterTxSubModule(LOGGER_JSON_TX, "eve-log", "JsonDCERPCLog", "eve-log.dcerpc",
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DCERPCLogInitSub, ALPROTO_DCERPC, JsonDCERPCLogger, JsonLogThreadInit,
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JsonLogThreadDeinit);
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SCLogDebug("DCERPC JSON logger registered.");
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}
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