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2623 lines
80 KiB
C
2623 lines
80 KiB
C
/* Copyright (C) 2007-2010 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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* \ingroup httplayer
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*
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* @{
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*/
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/**
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* \file
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*
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* \author Anoop Saldanha <anoopsaldanha@gmail.com>
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*
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* Implements support for the http_client_body keyword
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*/
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#include "suricata-common.h"
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#include "threads.h"
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#include "decode.h"
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#include "detect.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-engine-state.h"
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#include "detect-content.h"
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#include "detect-pcre.h"
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#include "flow.h"
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#include "flow-var.h"
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#include "flow-util.h"
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#include "util-debug.h"
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#include "util-unittest.h"
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#include "util-unittest-helper.h"
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#include "util-spm.h"
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#include "app-layer.h"
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#include "app-layer-htp.h"
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#include "detect-http-client-body.h"
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#include "stream-tcp.h"
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int DetectHttpClientBodySetup(DetectEngineCtx *, Signature *, char *);
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void DetectHttpClientBodyRegisterTests(void);
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void DetectHttpClientBodyFree(void *);
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/**
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* \brief Registers the keyword handlers for the "http_client_body" keyword.
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*/
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void DetectHttpClientBodyRegister(void)
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{
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sigmatch_table[DETECT_AL_HTTP_CLIENT_BODY].name = "http_client_body";
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sigmatch_table[DETECT_AL_HTTP_CLIENT_BODY].desc = "content modifier to match only on HTTP request-body";
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sigmatch_table[DETECT_AL_HTTP_CLIENT_BODY].url = "https://redmine.openinfosecfoundation.org/projects/suricata/wiki/HTTP-keywords#http_client_body";
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sigmatch_table[DETECT_AL_HTTP_CLIENT_BODY].Match = NULL;
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sigmatch_table[DETECT_AL_HTTP_CLIENT_BODY].AppLayerMatch = NULL;
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sigmatch_table[DETECT_AL_HTTP_CLIENT_BODY].Setup = DetectHttpClientBodySetup;
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sigmatch_table[DETECT_AL_HTTP_CLIENT_BODY].Free = DetectHttpClientBodyFree;
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sigmatch_table[DETECT_AL_HTTP_CLIENT_BODY].RegisterTests = DetectHttpClientBodyRegisterTests;
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sigmatch_table[DETECT_AL_HTTP_CLIENT_BODY].alproto = ALPROTO_HTTP;
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sigmatch_table[DETECT_AL_HTTP_CLIENT_BODY].flags |= SIGMATCH_PAYLOAD ;
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}
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/**
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* \brief The setup function for the http_client_body keyword for a signature.
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*
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* \param de_ctx Pointer to the detection engine context.
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* \param s Pointer to signature for the current Signature being parsed
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* from the rules.
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* \param m Pointer to the head of the SigMatchs for the current rule
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* being parsed.
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* \param arg Pointer to the string holding the keyword value.
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*
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* \retval 0 On success
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* \retval -1 On failure
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*/
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int DetectHttpClientBodySetup(DetectEngineCtx *de_ctx, Signature *s, char *arg)
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{
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DetectContentData *cd = NULL;
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SigMatch *sm = NULL;
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if (arg != NULL && strcmp(arg, "") != 0) {
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SCLogError(SC_ERR_INVALID_ARGUMENT, "http_client_body supplied with args");
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return -1;
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}
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sm = SigMatchGetLastSMFromLists(s, 2,
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DETECT_CONTENT, s->sm_lists_tail[DETECT_SM_LIST_PMATCH]);
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/* if still we are unable to find any content previous keywords, it is an
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* invalid rule */
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if (sm == NULL) {
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SCLogError(SC_ERR_INVALID_SIGNATURE, "\"http_client_body\" keyword "
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"found inside the rule without a content context. "
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"Please use a \"content\" keyword before using the "
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"\"http_client_body\" keyword");
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return -1;
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}
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cd = (DetectContentData *)sm->ctx;
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/* http_client_body should not be used with the rawbytes rule */
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if (cd->flags & DETECT_CONTENT_RAWBYTES) {
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SCLogError(SC_ERR_INVALID_SIGNATURE, "http_client_body rule can not "
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"be used with the rawbytes rule keyword");
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return -1;
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}
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if (s->alproto != ALPROTO_UNKNOWN && s->alproto != ALPROTO_HTTP) {
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SCLogError(SC_ERR_CONFLICTING_RULE_KEYWORDS, "rule contains a non http "
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"alproto set");
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goto error;
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}
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if (s->flags & SIG_FLAG_TOCLIENT) {
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SCLogError(SC_ERR_INVALID_SIGNATURE, "http_client_body can not be used with flow:to_client or flow:from_server. ");
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goto error;
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}
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if ((cd->flags & DETECT_CONTENT_WITHIN) || (cd->flags & DETECT_CONTENT_DISTANCE)) {
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SigMatch *pm = SigMatchGetLastSMFromLists(s, 4,
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DETECT_CONTENT, sm->prev,
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DETECT_PCRE, sm->prev);
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/* pm can be NULL now. To accomodate parsing sigs like -
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* content:one; http_modifier; content:two; distance:0; http_modifier */
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if (pm != NULL) {
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if (pm->type == DETECT_CONTENT) {
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DetectContentData *tmp_cd = (DetectContentData *)pm->ctx;
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tmp_cd->flags &= ~DETECT_CONTENT_RELATIVE_NEXT;
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} else {
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DetectPcreData *tmp_pd = (DetectPcreData *)pm->ctx;
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tmp_pd->flags &= ~ DETECT_PCRE_RELATIVE_NEXT;
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}
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} /* if (pm != NULL) */
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/* reassigning pm */
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pm = SigMatchGetLastSMFromLists(s, 4,
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DETECT_CONTENT, s->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH],
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DETECT_PCRE, s->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]);
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if (pm == NULL) {
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SCLogError(SC_ERR_INVALID_SIGNATURE, "http_client_body seen with a "
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"distance or within without a previous http_client_body "
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"content. Invalidating signature.");
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goto error;
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}
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if (pm->type == DETECT_PCRE) {
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DetectPcreData *tmp_pd = (DetectPcreData *)pm->ctx;
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tmp_pd->flags |= DETECT_PCRE_RELATIVE_NEXT;
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} else {
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DetectContentData *tmp_cd = (DetectContentData *)pm->ctx;
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tmp_cd->flags |= DETECT_CONTENT_RELATIVE_NEXT;
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}
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}
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cd->id = DetectPatternGetId(de_ctx->mpm_pattern_id_store, cd, DETECT_SM_LIST_HCBDMATCH);
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sm->type = DETECT_CONTENT;
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/* transfer the sm from the pmatch list to hcbdmatch list */
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SigMatchTransferSigMatchAcrossLists(sm,
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&s->sm_lists[DETECT_SM_LIST_PMATCH],
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&s->sm_lists_tail[DETECT_SM_LIST_PMATCH],
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&s->sm_lists[DETECT_SM_LIST_HCBDMATCH],
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&s->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]);
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/* flag the signature to indicate that we scan the app layer data */
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s->flags |= SIG_FLAG_APPLAYER;
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s->alproto = ALPROTO_HTTP;
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/* enable http request body callback in the http app layer parser */
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AppLayerHtpEnableRequestBodyCallback();
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return 0;
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error:
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//if (cd != NULL)
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// DetectHttpClientBodyFree(cd);
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//if (sm != NULL)
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// SCFree(sm);
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return -1;
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}
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/**
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* \brief The function to free the http_client_body data.
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*
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* \param ptr Pointer to the http_client_body.
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*/
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void DetectHttpClientBodyFree(void *ptr)
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{
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SCEnter();
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DetectContentData *hcbd = (DetectContentData *)ptr;
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if (hcbd == NULL)
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SCReturn;
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if (hcbd->content != NULL)
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SCFree(hcbd->content);
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BoyerMooreCtxDeInit(hcbd->bm_ctx);
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SCFree(hcbd);
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SCReturn;
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}
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/************************************Unittests*********************************/
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#ifdef UNITTESTS
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#include "stream-tcp-reassemble.h"
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/**
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* \test Test that a signature containting a http_client_body is correctly parsed
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* and the keyword is registered.
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*/
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static int DetectHttpClientBodyTest01(void)
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{
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DetectEngineCtx *de_ctx = NULL;
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int result = 0;
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SigMatch *sm = NULL;
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de_ctx = DetectEngineCtxInit();
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if (de_ctx == NULL)
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goto end;
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de_ctx->flags |= DE_QUIET;
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de_ctx->sig_list = SigInit(de_ctx, "alert tcp any any -> any any "
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"(msg:\"Testing http_client_body\"; "
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"content:\"one\"; http_client_body; sid:1;)");
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if (de_ctx->sig_list != NULL) {
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result = 1;
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} else {
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goto end;
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}
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sm = de_ctx->sig_list->sm_lists[DETECT_SM_LIST_MATCH];
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if (sm != NULL) {
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result &= (sm->type == DETECT_CONTENT);
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result &= (sm->next == NULL);
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}
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end:
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SigGroupCleanup(de_ctx);
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SigCleanSignatures(de_ctx);
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DetectEngineCtxFree(de_ctx);
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return result;
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}
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/**
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* \test Test that a signature containing an valid http_client_body entry is
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* parsed.
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*/
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static int DetectHttpClientBodyTest02(void)
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{
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DetectEngineCtx *de_ctx = NULL;
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int result = 0;
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de_ctx = DetectEngineCtxInit();
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if (de_ctx == NULL)
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goto end;
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de_ctx->flags |= DE_QUIET;
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de_ctx->sig_list = SigInit(de_ctx, "alert tcp any any -> any any "
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"(msg:\"Testing http_client_body\"; "
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"content:\"one\"; http_client_body:; sid:1;)");
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if (de_ctx->sig_list != NULL)
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result = 1;
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end:
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SigGroupCleanup(de_ctx);
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SigCleanSignatures(de_ctx);
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DetectEngineCtxFree(de_ctx);
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return result;
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}
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/**
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* \test Test that an invalid signature containing no content but a http_client_body
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* is invalidated.
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*/
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static int DetectHttpClientBodyTest03(void)
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{
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DetectEngineCtx *de_ctx = NULL;
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int result = 0;
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de_ctx = DetectEngineCtxInit();
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if (de_ctx == NULL)
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goto end;
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de_ctx->flags |= DE_QUIET;
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de_ctx->sig_list = SigInit(de_ctx, "alert tcp any any -> any any "
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"(msg:\"Testing http_client_body\"; "
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"http_client_body; sid:1;)");
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if (de_ctx->sig_list == NULL)
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result = 1;
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end:
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SigGroupCleanup(de_ctx);
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SigCleanSignatures(de_ctx);
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DetectEngineCtxFree(de_ctx);
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return result;
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}
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/**
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* \test Test that an invalid signature containing a rawbytes along with a
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* http_client_body is invalidated.
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*/
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static int DetectHttpClientBodyTest04(void)
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{
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DetectEngineCtx *de_ctx = NULL;
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int result = 0;
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de_ctx = DetectEngineCtxInit();
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if (de_ctx == NULL)
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goto end;
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de_ctx->flags |= DE_QUIET;
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de_ctx->sig_list = SigInit(de_ctx, "alert tcp any any -> any any "
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"(msg:\"Testing http_client_body\"; "
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"content:\"one\"; rawbytes; http_client_body; sid:1;)");
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if (de_ctx->sig_list == NULL)
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result = 1;
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end:
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SigGroupCleanup(de_ctx);
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SigCleanSignatures(de_ctx);
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DetectEngineCtxFree(de_ctx);
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return result;
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}
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/**
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* \test Test that an invalid signature containing a rawbytes along with a
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* http_client_body is invalidated.
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*/
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static int DetectHttpClientBodyTest05(void)
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{
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DetectEngineCtx *de_ctx = NULL;
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int result = 0;
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de_ctx = DetectEngineCtxInit();
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if (de_ctx == NULL)
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goto end;
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de_ctx->flags |= DE_QUIET;
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de_ctx->sig_list = SigInit(de_ctx, "alert tcp any any -> any any "
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"(msg:\"Testing http_client_body\"; "
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"content:\"one\"; http_client_body; nocase; sid:1;)");
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if (de_ctx->sig_list != NULL)
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result = 1;
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end:
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SigGroupCleanup(de_ctx);
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SigCleanSignatures(de_ctx);
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DetectEngineCtxFree(de_ctx);
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return result;
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}
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/**
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*\test Test that the http_client_body content matches against a http request
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* which holds the content.
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*/
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static int DetectHttpClientBodyTest06(void)
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{
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TcpSession ssn;
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Packet *p = NULL;
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ThreadVars th_v;
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DetectEngineCtx *de_ctx = NULL;
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DetectEngineThreadCtx *det_ctx = NULL;
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HtpState *http_state = NULL;
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Flow f;
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uint8_t http_buf[] =
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"GET /index.html HTTP/1.0\r\n"
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"Host: www.openinfosecfoundation.org\r\n"
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"User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7\r\n"
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"Content-Type: text/html\r\n"
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"Content-Length: 26\r\n"
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"\r\n"
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"This is dummy message body";
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uint32_t http_len = sizeof(http_buf) - 1;
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int result = 0;
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memset(&th_v, 0, sizeof(th_v));
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memset(&f, 0, sizeof(f));
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memset(&ssn, 0, sizeof(ssn));
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p = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
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FLOW_INITIALIZE(&f);
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f.protoctx = (void *)&ssn;
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f.flags |= FLOW_IPV4;
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|
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p->flow = &f;
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p->flowflags |= FLOW_PKT_TOSERVER;
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p->flowflags |= FLOW_PKT_ESTABLISHED;
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p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
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f.alproto = ALPROTO_HTTP;
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|
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StreamTcpInitConfig(TRUE);
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|
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de_ctx = DetectEngineCtxInit();
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if (de_ctx == NULL)
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goto end;
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|
|
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de_ctx->flags |= DE_QUIET;
|
|
|
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de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
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"(msg:\"http client body test\"; "
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"content:\"message\"; http_client_body; "
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"sid:1;)");
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if (de_ctx->sig_list == NULL)
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goto end;
|
|
|
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SigGroupBuild(de_ctx);
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DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
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|
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int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http_buf, http_len);
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if (r != 0) {
|
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printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
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result = 0;
|
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goto end;
|
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}
|
|
|
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http_state = f.alstate;
|
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if (http_state == NULL) {
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printf("no http state: \n");
|
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result = 0;
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goto end;
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}
|
|
|
|
/* do detect */
|
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SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
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|
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if (!(PacketAlertCheck(p, 1))) {
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printf("sid 1 didn't match but should have\n");
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goto end;
|
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}
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|
|
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result = 1;
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end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p, 1);
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
*\test Test that the http_client_body content matches against a http request
|
|
* which holds the content.
|
|
*/
|
|
static int DetectHttpClientBodyTest07(void)
|
|
{
|
|
TcpSession ssn;
|
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Packet *p1 = NULL;
|
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Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
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DetectEngineThreadCtx *det_ctx = NULL;
|
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HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
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|
"GET /index.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7\r\n"
|
|
"Content-Type: text/html\r\n"
|
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"Content-Length: 54\r\n"
|
|
"\r\n"
|
|
"This is dummy message body1";
|
|
uint8_t http2_buf[] =
|
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"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
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int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
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|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http client body test\"; "
|
|
"content:\"message\"; http_client_body; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: ");
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched on p1 but shouldn't have: ");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
if (!(PacketAlertCheck(p2, 1))) {
|
|
printf("sid 1 didn't match on p2 but should have: ");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
*\test Test that the http_client_body content matches against a http request
|
|
* which holds the content.
|
|
*/
|
|
static int DetectHttpClientBodyTest08(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /index.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1";
|
|
uint8_t http2_buf[] =
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http client body test\"; "
|
|
"content:\"message\"; http_client_body; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: ");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if ((PacketAlertCheck(p1, 1))) {
|
|
printf("sid 1 didn't match but should have");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (!(PacketAlertCheck(p2, 1))) {
|
|
printf("sid 1 didn't match but should have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
*\test Test that the http_client_body content matches against a http request
|
|
* which holds the content, against a cross boundary present pattern.
|
|
*/
|
|
static int DetectHttpClientBodyTest09(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /index.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1";
|
|
uint8_t http2_buf[] =
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http client body test\"; "
|
|
"content:\"body1This\"; http_client_body; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: ");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if ((PacketAlertCheck(p1, 1))) {
|
|
printf("sid 1 didn't match but should have");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (!(PacketAlertCheck(p2, 1))) {
|
|
printf("sid 1 didn't match but should have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
*\test Test that the http_client_body content matches against a http request
|
|
* against a case insensitive pattern.
|
|
*/
|
|
static int DetectHttpClientBodyTest10(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /index.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy bodY1";
|
|
uint8_t http2_buf[] =
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http client body test\"; "
|
|
"content:\"body1This\"; http_client_body; nocase;"
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if ((PacketAlertCheck(p1, 1))) {
|
|
printf("sid 1 didn't match but should have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (!(PacketAlertCheck(p2, 1))) {
|
|
printf("sid 1 didn't match but should have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
*\test Test that the negated http_client_body content matches against a
|
|
* http request which doesn't hold the content.
|
|
*/
|
|
static int DetectHttpClientBodyTest11(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http_buf[] =
|
|
"GET /index.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 26\r\n"
|
|
"\r\n"
|
|
"This is dummy message body";
|
|
uint32_t http_len = sizeof(http_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p->flow = &f;
|
|
p->flowflags |= FLOW_PKT_TOSERVER;
|
|
p->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http client body test\"; "
|
|
"content:!\"message1\"; http_client_body; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http_buf, http_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: ");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
|
|
|
|
if (!(PacketAlertCheck(p, 1))) {
|
|
printf("sid 1 didn't match but should have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p, 1);
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
*\test Negative test that the negated http_client_body content matches against a
|
|
* http request which holds hold the content.
|
|
*/
|
|
static int DetectHttpClientBodyTest12(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http_buf[] =
|
|
"GET /index.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 26\r\n"
|
|
"\r\n"
|
|
"This is dummy message body";
|
|
uint32_t http_len = sizeof(http_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p->flow = &f;
|
|
p->flowflags |= FLOW_PKT_TOSERVER;
|
|
p->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http client body test\"; "
|
|
"content:!\"message\"; http_client_body; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http_buf, http_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: ");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
|
|
|
|
if ((PacketAlertCheck(p, 1))) {
|
|
printf("sid 1 didn't match but should have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p, 1);
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
*\test Test that the http_client_body content matches against a http request
|
|
* which holds the content.
|
|
*/
|
|
static int DetectHttpClientBodyTest13(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http_buf[] =
|
|
"GET /index.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 55\r\n"
|
|
"\r\n"
|
|
"longbufferabcdefghijklmnopqrstuvwxyz0123456789bufferend";
|
|
uint32_t http_len = sizeof(http_buf) - 1;
|
|
int result = 0;
|
|
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p->flow = &f;
|
|
p->flowflags |= FLOW_PKT_TOSERVER;
|
|
p->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http client body test\"; "
|
|
"content:\"abcdefghijklmnopqrstuvwxyz0123456789\"; http_client_body; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http_buf, http_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: ");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
|
|
|
|
if (!(PacketAlertCheck(p, 1))) {
|
|
printf("sid 1 didn't match but should have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p, 1);
|
|
return result;
|
|
}
|
|
|
|
/** \test multiple http transactions and body chunks of request handling */
|
|
static int DetectHttpClientBodyTest14(void) {
|
|
int result = 0;
|
|
Signature *s = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
ThreadVars th_v;
|
|
Flow f;
|
|
TcpSession ssn;
|
|
Packet *p = NULL;
|
|
uint8_t httpbuf1[] = "POST / HTTP/1.1\r\n";
|
|
uint8_t httpbuf2[] = "User-Agent: Mozilla/1.0\r\nContent-Length: 10\r\n";
|
|
uint8_t httpbuf3[] = "Cookie: dummy\r\n\r\n";
|
|
uint8_t httpbuf4[] = "Body one!!";
|
|
uint32_t httplen1 = sizeof(httpbuf1) - 1; /* minus the \0 */
|
|
uint32_t httplen2 = sizeof(httpbuf2) - 1; /* minus the \0 */
|
|
uint32_t httplen3 = sizeof(httpbuf3) - 1; /* minus the \0 */
|
|
uint32_t httplen4 = sizeof(httpbuf4) - 1; /* minus the \0 */
|
|
uint8_t httpbuf5[] = "GET /?var=val HTTP/1.1\r\n";
|
|
uint8_t httpbuf6[] = "User-Agent: Firefox/1.0\r\n";
|
|
uint8_t httpbuf7[] = "Cookie: dummy2\r\nContent-Length: 10\r\n\r\nBody two!!";
|
|
uint32_t httplen5 = sizeof(httpbuf5) - 1; /* minus the \0 */
|
|
uint32_t httplen6 = sizeof(httpbuf6) - 1; /* minus the \0 */
|
|
uint32_t httplen7 = sizeof(httpbuf7) - 1; /* minus the \0 */
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.proto = IPPROTO_TCP;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p->flow = &f;
|
|
p->flowflags |= FLOW_PKT_TOSERVER;
|
|
p->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
DetectEngineCtx *de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL) {
|
|
goto end;
|
|
}
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any (content:\"POST\"; http_method; content:\"Mozilla\"; http_header; content:\"dummy\"; http_cookie; content:\"one\"; http_client_body; sid:1; rev:1;)");
|
|
if (s == NULL) {
|
|
printf("sig parse failed: ");
|
|
goto end;
|
|
}
|
|
s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any (content:\"GET\"; http_method; content:\"Firefox\"; http_header; content:\"dummy2\"; http_cookie; content:\"two\"; http_client_body; sid:2; rev:1;)");
|
|
if (s == NULL) {
|
|
printf("sig2 parse failed: ");
|
|
goto end;
|
|
}
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf1, httplen1);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
|
|
if (PacketAlertCheck(p, 1)) {
|
|
printf("sig 1 alerted: ");
|
|
goto end;
|
|
}
|
|
p->alerts.cnt = 0;
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf2, httplen2);
|
|
if (r != 0) {
|
|
printf("toserver chunk 2 returned %" PRId32 ", expected 0: ", r);
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
|
|
if (PacketAlertCheck(p, 1)) {
|
|
printf("sig 1 alerted (2): ");
|
|
goto end;
|
|
}
|
|
p->alerts.cnt = 0;
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf3, httplen3);
|
|
if (r != 0) {
|
|
printf("toserver chunk 3 returned %" PRId32 ", expected 0: ", r);
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
|
|
if (PacketAlertCheck(p, 1)) {
|
|
printf("signature matched, but shouldn't have: ");
|
|
goto end;
|
|
}
|
|
p->alerts.cnt = 0;
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf4, httplen4);
|
|
if (r != 0) {
|
|
printf("toserver chunk 4 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
|
|
if (!(PacketAlertCheck(p, 1))) {
|
|
printf("sig 1 didn't alert: ");
|
|
goto end;
|
|
}
|
|
p->alerts.cnt = 0;
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf5, httplen5);
|
|
if (r != 0) {
|
|
printf("toserver chunk 5 returned %" PRId32 ", expected 0: ", r);
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
|
|
if (PacketAlertCheck(p, 1)) {
|
|
printf("sig 1 alerted (5): ");
|
|
goto end;
|
|
}
|
|
p->alerts.cnt = 0;
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf6, httplen6);
|
|
if (r != 0) {
|
|
printf("toserver chunk 6 returned %" PRId32 ", expected 0: ", r);
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
|
|
if ((PacketAlertCheck(p, 1)) || (PacketAlertCheck(p, 2))) {
|
|
printf("sig 1 alerted (request 2, chunk 6): ");
|
|
goto end;
|
|
}
|
|
p->alerts.cnt = 0;
|
|
|
|
SCLogDebug("sending data chunk 7");
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf7, httplen7);
|
|
if (r != 0) {
|
|
printf("toserver chunk 7 returned %" PRId32 ", expected 0: ", r);
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
|
|
if (!(PacketAlertCheck(p, 2))) {
|
|
printf("signature 2 didn't match, but should have: ");
|
|
goto end;
|
|
}
|
|
p->alerts.cnt = 0;
|
|
|
|
HtpState *htp_state = f.alstate;
|
|
if (htp_state == NULL) {
|
|
printf("no http state: ");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
if (list_size(htp_state->connp->conn->transactions) != 2) {
|
|
printf("The http app layer doesn't have 2 transactions, but it should: ");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
end:
|
|
if (det_ctx != NULL) {
|
|
DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx);
|
|
}
|
|
if (de_ctx != NULL) {
|
|
SigGroupCleanup(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
}
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePacket(p);
|
|
return result;
|
|
}
|
|
|
|
/** \test multiple http transactions and body chunks of request handling */
|
|
static int DetectHttpClientBodyTest15(void) {
|
|
int result = 0;
|
|
Signature *s = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
ThreadVars th_v;
|
|
Flow f;
|
|
TcpSession ssn;
|
|
Packet *p = NULL;
|
|
uint8_t httpbuf1[] = "POST / HTTP/1.1\r\n";
|
|
uint8_t httpbuf2[] = "User-Agent: Mozilla/1.0\r\nContent-Length: 10\r\n";
|
|
uint8_t httpbuf3[] = "Cookie: dummy\r\n\r\n";
|
|
uint8_t httpbuf4[] = "Body one!!";
|
|
uint32_t httplen1 = sizeof(httpbuf1) - 1; /* minus the \0 */
|
|
uint32_t httplen2 = sizeof(httpbuf2) - 1; /* minus the \0 */
|
|
uint32_t httplen3 = sizeof(httpbuf3) - 1; /* minus the \0 */
|
|
uint32_t httplen4 = sizeof(httpbuf4) - 1; /* minus the \0 */
|
|
uint8_t httpbuf5[] = "GET /?var=val HTTP/1.1\r\n";
|
|
uint8_t httpbuf6[] = "User-Agent: Firefox/1.0\r\n";
|
|
uint8_t httpbuf7[] = "Cookie: dummy2\r\nContent-Length: 10\r\n\r\nBody two!!";
|
|
uint32_t httplen5 = sizeof(httpbuf5) - 1; /* minus the \0 */
|
|
uint32_t httplen6 = sizeof(httpbuf6) - 1; /* minus the \0 */
|
|
uint32_t httplen7 = sizeof(httpbuf7) - 1; /* minus the \0 */
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.proto = IPPROTO_TCP;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p->flow = &f;
|
|
p->flowflags |= FLOW_PKT_TOSERVER;
|
|
p->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
DetectEngineCtx *de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL) {
|
|
goto end;
|
|
}
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any (content:\"POST\"; http_method; content:\"Mozilla\"; http_header; content:\"dummy\"; http_cookie; content:\"one\"; http_client_body; sid:1; rev:1;)");
|
|
if (s == NULL) {
|
|
printf("sig parse failed: ");
|
|
goto end;
|
|
}
|
|
s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any (content:\"GET\"; http_method; content:\"Firefox\"; http_header; content:\"dummy2\"; http_cookie; content:\"two\"; http_client_body; sid:2; rev:1;)");
|
|
if (s == NULL) {
|
|
printf("sig2 parse failed: ");
|
|
goto end;
|
|
}
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf1, httplen1);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
|
|
if (PacketAlertCheck(p, 1)) {
|
|
printf("sig 1 alerted: ");
|
|
goto end;
|
|
}
|
|
p->alerts.cnt = 0;
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf2, httplen2);
|
|
if (r != 0) {
|
|
printf("toserver chunk 2 returned %" PRId32 ", expected 0: ", r);
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
|
|
if (PacketAlertCheck(p, 1)) {
|
|
printf("sig 1 alerted (2): ");
|
|
goto end;
|
|
}
|
|
p->alerts.cnt = 0;
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf3, httplen3);
|
|
if (r != 0) {
|
|
printf("toserver chunk 3 returned %" PRId32 ", expected 0: ", r);
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
|
|
if (PacketAlertCheck(p, 1)) {
|
|
printf("signature matched, but shouldn't have: ");
|
|
goto end;
|
|
}
|
|
p->alerts.cnt = 0;
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf4, httplen4);
|
|
if (r != 0) {
|
|
printf("toserver chunk 4 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
|
|
if (!(PacketAlertCheck(p, 1))) {
|
|
printf("sig 1 didn't alert: ");
|
|
goto end;
|
|
}
|
|
p->alerts.cnt = 0;
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf5, httplen5);
|
|
if (r != 0) {
|
|
printf("toserver chunk 5 returned %" PRId32 ", expected 0: ", r);
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
|
|
if (PacketAlertCheck(p, 1)) {
|
|
printf("sig 1 alerted (5): ");
|
|
goto end;
|
|
}
|
|
p->alerts.cnt = 0;
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf6, httplen6);
|
|
if (r != 0) {
|
|
printf("toserver chunk 6 returned %" PRId32 ", expected 0: ", r);
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
|
|
if ((PacketAlertCheck(p, 1)) || (PacketAlertCheck(p, 2))) {
|
|
printf("sig 1 alerted (request 2, chunk 6): ");
|
|
goto end;
|
|
}
|
|
p->alerts.cnt = 0;
|
|
|
|
SCLogDebug("sending data chunk 7");
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf7, httplen7);
|
|
if (r != 0) {
|
|
printf("toserver chunk 7 returned %" PRId32 ", expected 0: ", r);
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
|
|
if (!(PacketAlertCheck(p, 2))) {
|
|
printf("signature 2 didn't match, but should have: ");
|
|
goto end;
|
|
}
|
|
p->alerts.cnt = 0;
|
|
|
|
HtpState *htp_state = f.alstate;
|
|
if (htp_state == NULL) {
|
|
printf("no http state: ");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* hardcoded check of the transactions and it's client body chunks */
|
|
if (list_size(htp_state->connp->conn->transactions) != 2) {
|
|
printf("The http app layer doesn't have 2 transactions, but it should: ");
|
|
goto end;
|
|
}
|
|
|
|
htp_tx_t *t1 = list_get(htp_state->connp->conn->transactions, 0);
|
|
htp_tx_t *t2 = list_get(htp_state->connp->conn->transactions, 1);
|
|
|
|
HtpTxUserData *htud = (HtpTxUserData *) htp_tx_get_user_data(t1);
|
|
|
|
HtpBodyChunk *cur = htud->request_body.first;
|
|
if (htud->request_body.first == NULL) {
|
|
SCLogDebug("No body data in t1 (it should be removed only when the tx is destroyed): ");
|
|
goto end;
|
|
}
|
|
|
|
if (memcmp(cur->data, "Body one!!", strlen("Body one!!")) != 0) {
|
|
SCLogDebug("Body data in t1 is not correctly set: ");
|
|
goto end;
|
|
}
|
|
|
|
htud = (HtpTxUserData *) htp_tx_get_user_data(t2);
|
|
|
|
cur = htud->request_body.first;
|
|
if (htud->request_body.first == NULL) {
|
|
SCLogDebug("No body data in t1 (it should be removed only when the tx is destroyed): ");
|
|
goto end;
|
|
}
|
|
|
|
if (memcmp(cur->data, "Body two!!", strlen("Body two!!")) != 0) {
|
|
SCLogDebug("Body data in t1 is not correctly set: ");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
end:
|
|
if (det_ctx != NULL) {
|
|
DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx);
|
|
}
|
|
if (de_ctx != NULL) {
|
|
SigGroupCleanup(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
}
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePacket(p);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpClientBodyTest16(void)
|
|
{
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
int result = 0;
|
|
|
|
if ( (de_ctx = DetectEngineCtxInit()) == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any "
|
|
"(content:\"one\"; content:\"one\"; http_client_body; sid:1;)");
|
|
if (de_ctx->sig_list == NULL) {
|
|
printf("de_ctx->sig_list == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
DetectContentData *cd = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx;
|
|
DetectContentData *hcbd = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->ctx;
|
|
if (cd->id == hcbd->id)
|
|
goto end;
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpClientBodyTest17(void)
|
|
{
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
int result = 0;
|
|
|
|
if ( (de_ctx = DetectEngineCtxInit()) == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any "
|
|
"(content:\"one\"; http_client_body; content:\"one\"; sid:1;)");
|
|
if (de_ctx->sig_list == NULL) {
|
|
printf("de_ctx->sig_list == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
DetectContentData *cd = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx;
|
|
DetectContentData *hcbd = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->ctx;
|
|
if (cd->id == hcbd->id)
|
|
goto end;
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpClientBodyTest18(void)
|
|
{
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
int result = 0;
|
|
|
|
if ( (de_ctx = DetectEngineCtxInit()) == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any "
|
|
"(content:\"one\"; content:\"one\"; content:\"one\"; http_client_body; content:\"one\"; sid:1;)");
|
|
if (de_ctx->sig_list == NULL) {
|
|
printf("de_ctx->sig_list == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
DetectContentData *cd = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx;
|
|
DetectContentData *hcbd = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->ctx;
|
|
if (cd->id != 0 || hcbd->id != 1)
|
|
goto end;
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpClientBodyTest19(void)
|
|
{
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
int result = 0;
|
|
|
|
if ( (de_ctx = DetectEngineCtxInit()) == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any "
|
|
"(content:\"one\"; http_client_body; content:\"one\"; content:\"one\"; content:\"one\"; sid:1;)");
|
|
if (de_ctx->sig_list == NULL) {
|
|
printf("de_ctx->sig_list == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
DetectContentData *cd = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx;
|
|
DetectContentData *hcbd = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->ctx;
|
|
if (cd->id != 1 || hcbd->id != 0)
|
|
goto end;
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpClientBodyTest20(void)
|
|
{
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
int result = 0;
|
|
|
|
if ( (de_ctx = DetectEngineCtxInit()) == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any "
|
|
"(content:\"one\"; http_client_body; "
|
|
"content:\"one\"; content:\"one\"; http_client_body; content:\"one\"; sid:1;)");
|
|
if (de_ctx->sig_list == NULL) {
|
|
printf("de_ctx->sig_list == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
DetectContentData *cd = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx;
|
|
DetectContentData *hcbd1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->ctx;
|
|
DetectContentData *hcbd2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx;
|
|
if (cd->id != 1 || hcbd1->id != 0 || hcbd2->id != 0)
|
|
goto end;
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpClientBodyTest21(void)
|
|
{
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
int result = 0;
|
|
|
|
if ( (de_ctx = DetectEngineCtxInit()) == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any "
|
|
"(content:\"one\"; http_client_body; "
|
|
"content:\"one\"; content:\"one\"; http_client_body; content:\"two\"; sid:1;)");
|
|
if (de_ctx->sig_list == NULL) {
|
|
printf("de_ctx->sig_list == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
DetectContentData *cd = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx;
|
|
DetectContentData *hcbd1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->ctx;
|
|
DetectContentData *hcbd2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx;
|
|
if (cd->id != 2 || hcbd1->id != 0 || hcbd2->id != 0)
|
|
goto end;
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
int DetectHttpClientBodyTest22(void)
|
|
{
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
int result = 0;
|
|
|
|
if ( (de_ctx = DetectEngineCtxInit()) == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any "
|
|
"(content:\"one\"; content:\"two\"; http_client_body; "
|
|
"content:\"three\"; distance:10; http_client_body; content:\"four\"; sid:1;)");
|
|
if (de_ctx->sig_list == NULL) {
|
|
printf("de_ctx->sig_list == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
DetectContentData *cd1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->prev->ctx;
|
|
DetectContentData *cd2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx;
|
|
DetectContentData *hcbd1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx;
|
|
DetectContentData *hcbd2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->ctx;
|
|
if (cd1->flags != 0 || memcmp(cd1->content, "one", cd1->content_len) != 0 ||
|
|
cd2->flags != 0 || memcmp(cd2->content, "four", cd2->content_len) != 0 ||
|
|
hcbd1->flags != DETECT_CONTENT_RELATIVE_NEXT ||
|
|
memcmp(hcbd1->content, "two", hcbd1->content_len) != 0 ||
|
|
hcbd2->flags != DETECT_CONTENT_DISTANCE ||
|
|
memcmp(hcbd2->content, "three", hcbd1->content_len) != 0) {
|
|
goto end;
|
|
}
|
|
|
|
if (!DETECT_CONTENT_IS_SINGLE(cd1) ||
|
|
!DETECT_CONTENT_IS_SINGLE(cd2) ||
|
|
DETECT_CONTENT_IS_SINGLE(hcbd1) ||
|
|
DETECT_CONTENT_IS_SINGLE(hcbd2)) {
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpClientBodyTest23(void)
|
|
{
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
int result = 0;
|
|
|
|
if ( (de_ctx = DetectEngineCtxInit()) == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any "
|
|
"(content:\"one\"; http_client_body; pcre:/two/; "
|
|
"content:\"three\"; distance:10; http_client_body; content:\"four\"; sid:1;)");
|
|
if (de_ctx->sig_list == NULL) {
|
|
printf("de_ctx->sig_list == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
DetectPcreData *pd1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->prev->ctx;
|
|
DetectContentData *cd2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx;
|
|
DetectContentData *hcbd1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx;
|
|
DetectContentData *hcbd2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->ctx;
|
|
if (pd1->flags != 0 ||
|
|
cd2->flags != 0 || memcmp(cd2->content, "four", cd2->content_len) != 0 ||
|
|
hcbd1->flags != DETECT_CONTENT_RELATIVE_NEXT ||
|
|
memcmp(hcbd1->content, "one", hcbd1->content_len) != 0 ||
|
|
hcbd2->flags != DETECT_CONTENT_DISTANCE ||
|
|
memcmp(hcbd2->content, "three", hcbd1->content_len) != 0) {
|
|
goto end;
|
|
}
|
|
|
|
if (!DETECT_CONTENT_IS_SINGLE(cd2) ||
|
|
DETECT_CONTENT_IS_SINGLE(hcbd1) ||
|
|
DETECT_CONTENT_IS_SINGLE(hcbd2)) {
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpClientBodyTest24(void)
|
|
{
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
int result = 0;
|
|
|
|
if ( (de_ctx = DetectEngineCtxInit()) == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any "
|
|
"(content:\"one\"; http_client_body; pcre:/two/; "
|
|
"content:\"three\"; distance:10; within:15; http_client_body; content:\"four\"; sid:1;)");
|
|
if (de_ctx->sig_list == NULL) {
|
|
printf("de_ctx->sig_list == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
DetectPcreData *pd1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->prev->ctx;
|
|
DetectContentData *cd2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx;
|
|
DetectContentData *hcbd1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx;
|
|
DetectContentData *hcbd2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->ctx;
|
|
if (pd1->flags != 0 ||
|
|
cd2->flags != 0 || memcmp(cd2->content, "four", cd2->content_len) != 0 ||
|
|
hcbd1->flags != DETECT_CONTENT_RELATIVE_NEXT ||
|
|
memcmp(hcbd1->content, "one", hcbd1->content_len) != 0 ||
|
|
hcbd2->flags != (DETECT_CONTENT_DISTANCE | DETECT_CONTENT_WITHIN) ||
|
|
memcmp(hcbd2->content, "three", hcbd1->content_len) != 0) {
|
|
goto end;
|
|
}
|
|
|
|
if (!DETECT_CONTENT_IS_SINGLE(cd2) ||
|
|
DETECT_CONTENT_IS_SINGLE(hcbd1) ||
|
|
DETECT_CONTENT_IS_SINGLE(hcbd2)) {
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpClientBodyTest25(void)
|
|
{
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
int result = 0;
|
|
|
|
if ( (de_ctx = DetectEngineCtxInit()) == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any "
|
|
"(content:\"one\"; http_client_body; pcre:/two/; "
|
|
"content:\"three\"; distance:10; http_client_body; "
|
|
"content:\"four\"; distance:10; sid:1;)");
|
|
if (de_ctx->sig_list == NULL) {
|
|
printf("de_ctx->sig_list == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
DetectPcreData *pd1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->prev->ctx;
|
|
DetectContentData *cd2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx;
|
|
DetectContentData *hcbd1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx;
|
|
DetectContentData *hcbd2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->ctx;
|
|
if (pd1->flags != DETECT_PCRE_RELATIVE_NEXT ||
|
|
cd2->flags != DETECT_CONTENT_DISTANCE ||
|
|
memcmp(cd2->content, "four", cd2->content_len) != 0 ||
|
|
hcbd1->flags != DETECT_CONTENT_RELATIVE_NEXT ||
|
|
memcmp(hcbd1->content, "one", hcbd1->content_len) != 0 ||
|
|
hcbd2->flags != DETECT_CONTENT_DISTANCE ||
|
|
memcmp(hcbd2->content, "three", hcbd1->content_len) != 0) {
|
|
goto end;
|
|
}
|
|
|
|
if (DETECT_CONTENT_IS_SINGLE(cd2) ||
|
|
DETECT_CONTENT_IS_SINGLE(hcbd1) ||
|
|
DETECT_CONTENT_IS_SINGLE(hcbd2)) {
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpClientBodyTest26(void)
|
|
{
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
int result = 0;
|
|
|
|
if ( (de_ctx = DetectEngineCtxInit()) == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any "
|
|
"(content:\"one\"; offset:10; http_client_body; pcre:/two/; "
|
|
"content:\"three\"; distance:10; http_client_body; within:10; "
|
|
"content:\"four\"; distance:10; sid:1;)");
|
|
if (de_ctx->sig_list == NULL) {
|
|
printf("de_ctx->sig_list == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
DetectPcreData *pd1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->prev->ctx;
|
|
DetectContentData *cd2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx;
|
|
DetectContentData *hcbd1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx;
|
|
DetectContentData *hcbd2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->ctx;
|
|
if (pd1->flags != (DETECT_PCRE_RELATIVE_NEXT) ||
|
|
cd2->flags != DETECT_CONTENT_DISTANCE ||
|
|
memcmp(cd2->content, "four", cd2->content_len) != 0 ||
|
|
hcbd1->flags != (DETECT_CONTENT_RELATIVE_NEXT | DETECT_CONTENT_OFFSET) ||
|
|
memcmp(hcbd1->content, "one", hcbd1->content_len) != 0 ||
|
|
hcbd2->flags != (DETECT_CONTENT_DISTANCE | DETECT_CONTENT_WITHIN) ||
|
|
memcmp(hcbd2->content, "three", hcbd1->content_len) != 0) {
|
|
printf ("failed: http_client_body incorrect flags");
|
|
goto end;
|
|
}
|
|
|
|
if (DETECT_CONTENT_IS_SINGLE(cd2) ||
|
|
DETECT_CONTENT_IS_SINGLE(hcbd1) ||
|
|
DETECT_CONTENT_IS_SINGLE(hcbd2)) {
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpClientBodyTest27(void)
|
|
{
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
int result = 0;
|
|
|
|
if ( (de_ctx = DetectEngineCtxInit()) == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any "
|
|
"(content:\"one\"; offset:10; http_client_body; pcre:/two/; "
|
|
"content:\"three\"; distance:10; http_client_body; within:10; "
|
|
"content:\"four\"; distance:10; sid:1;)");
|
|
if (de_ctx->sig_list == NULL) {
|
|
printf("de_ctx->sig_list == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpClientBodyTest28(void)
|
|
{
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
int result = 0;
|
|
|
|
if ( (de_ctx = DetectEngineCtxInit()) == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any "
|
|
"(content:\"one\"; http_client_body; pcre:/two/; "
|
|
"content:\"three\"; http_client_body; depth:10; "
|
|
"content:\"four\"; distance:10; sid:1;)");
|
|
if (de_ctx->sig_list == NULL) {
|
|
printf("de_ctx->sig_list == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
DetectPcreData *pd1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->prev->ctx;
|
|
DetectContentData *cd2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx;
|
|
DetectContentData *hcbd1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx;
|
|
DetectContentData *hcbd2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->ctx;
|
|
if (pd1->flags != (DETECT_PCRE_RELATIVE_NEXT) ||
|
|
cd2->flags != DETECT_CONTENT_DISTANCE ||
|
|
memcmp(cd2->content, "four", cd2->content_len) != 0 ||
|
|
hcbd1->flags != 0 ||
|
|
memcmp(hcbd1->content, "one", hcbd1->content_len) != 0 ||
|
|
hcbd2->flags != DETECT_CONTENT_DEPTH ||
|
|
memcmp(hcbd2->content, "three", hcbd1->content_len) != 0) {
|
|
goto end;
|
|
}
|
|
|
|
if (DETECT_CONTENT_IS_SINGLE(cd2) ||
|
|
!DETECT_CONTENT_IS_SINGLE(hcbd1) ||
|
|
DETECT_CONTENT_IS_SINGLE(hcbd2)) {
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpClientBodyTest29(void)
|
|
{
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
int result = 0;
|
|
|
|
if ( (de_ctx = DetectEngineCtxInit()) == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any "
|
|
"(content:\"one\"; http_client_body; "
|
|
"content:\"two\"; distance:0; http_client_body; sid:1;)");
|
|
if (de_ctx->sig_list == NULL) {
|
|
printf("de_ctx->sig_list == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] != NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] != NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
DetectContentData *hcbd1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx;
|
|
DetectContentData *hcbd2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->ctx;
|
|
if (hcbd1->flags != DETECT_CONTENT_RELATIVE_NEXT ||
|
|
memcmp(hcbd1->content, "one", hcbd1->content_len) != 0 ||
|
|
hcbd2->flags != DETECT_CONTENT_DISTANCE ||
|
|
memcmp(hcbd2->content, "two", hcbd1->content_len) != 0) {
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpClientBodyTest30(void)
|
|
{
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
int result = 0;
|
|
|
|
if ( (de_ctx = DetectEngineCtxInit()) == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any "
|
|
"(content:\"one\"; http_client_body; "
|
|
"content:\"two\"; within:5; http_client_body; sid:1;)");
|
|
if (de_ctx->sig_list == NULL) {
|
|
printf("de_ctx->sig_list == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] != NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] != NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
DetectContentData *hcbd1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx;
|
|
DetectContentData *hcbd2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->ctx;
|
|
if (hcbd1->flags != DETECT_CONTENT_RELATIVE_NEXT ||
|
|
memcmp(hcbd1->content, "one", hcbd1->content_len) != 0 ||
|
|
hcbd2->flags != DETECT_CONTENT_WITHIN ||
|
|
memcmp(hcbd2->content, "two", hcbd1->content_len) != 0) {
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpClientBodyTest31(void)
|
|
{
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
int result = 0;
|
|
|
|
if ( (de_ctx = DetectEngineCtxInit()) == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any "
|
|
"(content:\"one\"; within:5; http_client_body; sid:1;)");
|
|
if (de_ctx->sig_list != NULL) {
|
|
printf("de_ctx->sig_list != NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpClientBodyTest32(void)
|
|
{
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
int result = 0;
|
|
|
|
if ( (de_ctx = DetectEngineCtxInit()) == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any "
|
|
"(content:\"one\"; http_client_body; within:5; sid:1;)");
|
|
if (de_ctx->sig_list == NULL) {
|
|
printf("de_ctx->sig_list != NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpClientBodyTest33(void)
|
|
{
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
int result = 0;
|
|
|
|
if ( (de_ctx = DetectEngineCtxInit()) == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any "
|
|
"(content:\"one\"; within:5; sid:1;)");
|
|
if (de_ctx->sig_list != NULL) {
|
|
printf("de_ctx->sig_list != NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpClientBodyTest34(void)
|
|
{
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
int result = 0;
|
|
|
|
if ( (de_ctx = DetectEngineCtxInit()) == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any "
|
|
"(pcre:/one/P; "
|
|
"content:\"two\"; within:5; http_client_body; sid:1;)");
|
|
if (de_ctx->sig_list == NULL) {
|
|
printf("de_ctx->sig_list == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] != NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] != NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH] == NULL ||
|
|
de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->type != DETECT_CONTENT ||
|
|
de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev == NULL ||
|
|
de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->type != DETECT_PCRE) {
|
|
|
|
goto end;
|
|
}
|
|
|
|
DetectPcreData *pd1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx;
|
|
DetectContentData *hcbd2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->ctx;
|
|
if (pd1->flags != (DETECT_PCRE_RELATIVE_NEXT | DETECT_PCRE_HTTP_CLIENT_BODY) ||
|
|
hcbd2->flags != DETECT_CONTENT_WITHIN ||
|
|
memcmp(hcbd2->content, "two", hcbd2->content_len) != 0) {
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpClientBodyTest35(void)
|
|
{
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
int result = 0;
|
|
|
|
if ( (de_ctx = DetectEngineCtxInit()) == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any "
|
|
"(content:\"two\"; http_client_body; "
|
|
"pcre:/one/PR; sid:1;)");
|
|
if (de_ctx->sig_list == NULL) {
|
|
printf("de_ctx->sig_list == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] != NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] != NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH] == NULL ||
|
|
de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->type != DETECT_PCRE ||
|
|
de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev == NULL ||
|
|
de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->type != DETECT_CONTENT) {
|
|
|
|
goto end;
|
|
}
|
|
|
|
DetectContentData *hcbd1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx;
|
|
DetectPcreData *pd2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->ctx;
|
|
if (pd2->flags != (DETECT_PCRE_RELATIVE | DETECT_PCRE_HTTP_CLIENT_BODY) ||
|
|
hcbd1->flags != DETECT_CONTENT_RELATIVE_NEXT ||
|
|
memcmp(hcbd1->content, "two", hcbd1->content_len) != 0) {
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpClientBodyTest36(void)
|
|
{
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
int result = 0;
|
|
|
|
if ( (de_ctx = DetectEngineCtxInit()) == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert icmp any any -> any any "
|
|
"(pcre:/one/P; "
|
|
"content:\"two\"; distance:5; http_client_body; sid:1;)");
|
|
if (de_ctx->sig_list == NULL) {
|
|
printf("de_ctx->sig_list == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] != NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] != NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HCBDMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
if (de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH] == NULL ||
|
|
de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->type != DETECT_CONTENT ||
|
|
de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev == NULL ||
|
|
de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->type != DETECT_PCRE) {
|
|
|
|
goto end;
|
|
}
|
|
|
|
DetectPcreData *pd1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx;
|
|
DetectContentData *hcbd2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->ctx;
|
|
if (pd1->flags != (DETECT_PCRE_RELATIVE_NEXT | DETECT_PCRE_HTTP_CLIENT_BODY) ||
|
|
hcbd2->flags != DETECT_CONTENT_DISTANCE ||
|
|
memcmp(hcbd2->content, "two", hcbd2->content_len) != 0) {
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
#endif /* UNITTESTS */
|
|
|
|
void DetectHttpClientBodyRegisterTests(void)
|
|
{
|
|
#ifdef UNITTESTS
|
|
UtRegisterTest("DetectHttpClientBodyTest01", DetectHttpClientBodyTest01, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest02", DetectHttpClientBodyTest02, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest03", DetectHttpClientBodyTest03, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest04", DetectHttpClientBodyTest04, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest05", DetectHttpClientBodyTest05, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest06", DetectHttpClientBodyTest06, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest07", DetectHttpClientBodyTest07, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest08", DetectHttpClientBodyTest08, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest09", DetectHttpClientBodyTest09, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest10", DetectHttpClientBodyTest10, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest11", DetectHttpClientBodyTest11, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest12", DetectHttpClientBodyTest12, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest13", DetectHttpClientBodyTest13, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest14", DetectHttpClientBodyTest14, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest15", DetectHttpClientBodyTest15, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest16", DetectHttpClientBodyTest16, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest17", DetectHttpClientBodyTest17, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest18", DetectHttpClientBodyTest18, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest19", DetectHttpClientBodyTest19, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest20", DetectHttpClientBodyTest20, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest21", DetectHttpClientBodyTest21, 1);
|
|
|
|
UtRegisterTest("DetectHttpClientBodyTest22", DetectHttpClientBodyTest22, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest23", DetectHttpClientBodyTest23, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest24", DetectHttpClientBodyTest24, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest25", DetectHttpClientBodyTest25, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest26", DetectHttpClientBodyTest26, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest27", DetectHttpClientBodyTest27, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest28", DetectHttpClientBodyTest28, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest29", DetectHttpClientBodyTest29, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest30", DetectHttpClientBodyTest30, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest31", DetectHttpClientBodyTest31, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest32", DetectHttpClientBodyTest32, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest33", DetectHttpClientBodyTest33, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest34", DetectHttpClientBodyTest34, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest35", DetectHttpClientBodyTest35, 1);
|
|
UtRegisterTest("DetectHttpClientBodyTest36", DetectHttpClientBodyTest36, 1);
|
|
#endif /* UNITTESTS */
|
|
|
|
return;
|
|
}
|
|
/**
|
|
* @}
|
|
*/
|