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92 lines
2.4 KiB
C
92 lines
2.4 KiB
C
/* Copyright (C) 2014-2021 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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* Implements SSH JSON logging portion of the engine.
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*/
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#include "suricata-common.h"
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#include "detect.h"
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#include "pkt-var.h"
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#include "conf.h"
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#include "threads.h"
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#include "threadvars.h"
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#include "tm-threads.h"
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#include "util-print.h"
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#include "util-unittest.h"
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#include "util-debug.h"
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#include "app-layer-parser.h"
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#include "output.h"
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#include "app-layer-ssh.h"
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#include "app-layer.h"
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#include "util-privs.h"
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#include "util-buffer.h"
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#include "util-logopenfile.h"
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#include "output-json.h"
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#include "output-json-ssh.h"
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#include "rust.h"
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#define MODULE_NAME "LogSshLog"
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static int JsonSshLogger(ThreadVars *tv, void *thread_data, const Packet *p,
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Flow *f, void *state, void *txptr, uint64_t tx_id)
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{
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OutputJsonThreadCtx *thread = thread_data;
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if (unlikely(state == NULL)) {
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return 0;
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}
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JsonBuilder *js = CreateEveHeaderWithTxId(p, LOG_DIR_FLOW, "ssh", NULL, tx_id, thread->ctx);
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if (unlikely(js == NULL))
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return 0;
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jb_open_object(js, "ssh");
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if (!rs_ssh_log_json(txptr, js)) {
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goto end;
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}
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jb_close(js);
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OutputJsonBuilderBuffer(js, thread);
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end:
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jb_free(js);
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return 0;
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}
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static OutputInitResult OutputSshLogInitSub(ConfNode *conf, OutputCtx *parent_ctx)
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{
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AppLayerParserRegisterLogger(IPPROTO_TCP, ALPROTO_SSH);
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return OutputJsonLogInitSub(conf, parent_ctx);
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}
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void JsonSshLogRegister (void)
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{
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/* register as child of eve-log */
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OutputRegisterTxSubModuleWithCondition(LOGGER_JSON_TX, "eve-log", "JsonSshLog", "eve-log.ssh",
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OutputSshLogInitSub, ALPROTO_SSH, JsonSshLogger, SSHTxLogCondition, JsonLogThreadInit,
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JsonLogThreadDeinit, NULL);
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}
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