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851 lines
26 KiB
C
851 lines
26 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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* \file
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*
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* \author Gerardo Iglesias <iglesiasg@gmail.com>
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*/
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#include "suricata-common.h"
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#include "threads.h"
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#include "debug.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-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 "util-debug.h"
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#include "util-unittest.h"
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#include "util-spm.h"
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#include "util-print.h"
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#include "app-layer.h"
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#include <htp/htp.h>
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#include "app-layer-htp.h"
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#include "detect-http-uri.h"
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#include "detect-uricontent.h"
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#include "stream-tcp.h"
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static int DetectHttpUriSetup (DetectEngineCtx *, Signature *, char *);
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void DetectHttpUriRegisterTests(void);
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/**
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* \brief Registration function for keyword: http_uri
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*/
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void DetectHttpUriRegister (void) {
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sigmatch_table[DETECT_AL_HTTP_URI].name = "http_uri";
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sigmatch_table[DETECT_AL_HTTP_URI].Match = NULL;
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sigmatch_table[DETECT_AL_HTTP_URI].AppLayerMatch = NULL;
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sigmatch_table[DETECT_AL_HTTP_URI].alproto = ALPROTO_HTTP;
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sigmatch_table[DETECT_AL_HTTP_URI].Setup = DetectHttpUriSetup;
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sigmatch_table[DETECT_AL_HTTP_URI].Free = NULL;
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sigmatch_table[DETECT_AL_HTTP_URI].RegisterTests = DetectHttpUriRegisterTests;
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sigmatch_table[DETECT_AL_HTTP_URI].flags |= SIGMATCH_PAYLOAD;
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}
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/**
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* \brief this function setups the http_uri modifier keyword used in the rule
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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 the Signature to which the current keyword belongs
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* \param str Should hold an empty string always
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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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static int DetectHttpUriSetup (DetectEngineCtx *de_ctx, Signature *s, char *str)
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{
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DetectContentData *cd = NULL;
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SigMatch *sm = NULL;
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if (str != NULL && strcmp(str, "") != 0) {
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SCLogError(SC_ERR_INVALID_ARGUMENT, "http_uri shouldn't be supplied with "
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" an argument");
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return -1;
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}
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sm = DetectContentGetLastPattern(s->sm_lists_tail[DETECT_SM_LIST_PMATCH]);
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if (sm == NULL) {
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SCLogError(SC_ERR_INVALID_SIGNATURE, "\"http_uri\" 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_uri\" keyword");
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return -1;
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}
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cd = (DetectContentData *)sm->ctx;
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/* http_uri 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_uri 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 (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, 2,
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DETECT_URICONTENT, s->sm_lists_tail[DETECT_SM_LIST_UMATCH]);
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if (pm == NULL) {
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SCLogError(SC_ERR_INVALID_SIGNATURE, "uricontent seen with a "
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"distance or within without a previous http_uri "
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"content. Invalidating signature.");
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goto error;
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}
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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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cd->id = DetectPatternGetId(de_ctx->mpm_pattern_id_store, cd, DETECT_URICONTENT);
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sm->type = DETECT_URICONTENT;
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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_UMATCH],
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&s->sm_lists_tail[DETECT_SM_LIST_UMATCH]);
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/* Flagged the signature as to inspect 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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return 0;
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error:
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return -1;
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}
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/******************************** UNITESTS **********************************/
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#ifdef UNITTESTS
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#include "stream-tcp-reassemble.h"
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/**
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* \test Checks if a http_uri is registered in a Signature, if content is not
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* specified in the signature
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*/
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int DetectHttpUriTest01(void)
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{
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DetectEngineCtx *de_ctx = NULL;
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int result = 0;
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if ( (de_ctx = DetectEngineCtxInit()) == 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_uri\"; http_uri;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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if (de_ctx != NULL)
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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 Checks if a http_uri is registered in a Signature, if some parameter
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* is specified with http_uri in the signature
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*/
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int DetectHttpUriTest02(void)
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{
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DetectEngineCtx *de_ctx = NULL;
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int result = 0;
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if ( (de_ctx = DetectEngineCtxInit()) == 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_uri\"; content:\"one\"; "
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"http_cookie:wrong; 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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if (de_ctx != NULL)
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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 Checks if a http_uri is registered in a Signature
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*/
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int DetectHttpUriTest03(void)
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{
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SigMatch *sm = NULL;
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DetectEngineCtx *de_ctx = NULL;
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int result = 0;
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if ( (de_ctx = DetectEngineCtxInit()) == 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_uri\"; content:\"one\"; "
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"http_uri; content:\"two\"; http_uri; "
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"content:\"three\"; http_uri; "
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"sid:1;)");
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if (de_ctx->sig_list == NULL) {
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printf("sig parse failed: ");
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goto end;
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}
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sm = de_ctx->sig_list->sm_lists[DETECT_SM_LIST_UMATCH];
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if (sm == NULL) {
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printf("no sigmatch(es): ");
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goto end;
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}
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while (sm != NULL) {
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if (sm->type == DETECT_URICONTENT) {
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result = 1;
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} else {
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printf("expected DETECT_AL_HTTP_URI, got %d: ", sm->type);
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goto end;
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}
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sm = sm->next;
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}
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end:
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if (de_ctx != NULL)
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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 Checks if a http_uri is registered in a Signature, when rawbytes is
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* also specified in the signature
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*/
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int DetectHttpUriTest04(void)
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{
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DetectEngineCtx *de_ctx = NULL;
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int result = 0;
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if ( (de_ctx = DetectEngineCtxInit()) == 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_uri\"; content:\"one\"; "
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"rawbytes; http_uri; 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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if (de_ctx != NULL) SigCleanSignatures(de_ctx);
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if (de_ctx != NULL) DetectEngineCtxFree(de_ctx);
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return result;
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}
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/**
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* \test Checks if a http_uri is successfully converted to a uricontent
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*
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*/
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int DetectHttpUriTest05(void)
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{
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DetectEngineCtx *de_ctx = NULL;
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Signature *s = NULL;
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int result = 0;
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if ((de_ctx = DetectEngineCtxInit()) == NULL)
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goto end;
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s = SigInit(de_ctx, "alert tcp any any -> any any "
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"(msg:\"Testing http_uri\"; "
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"content:\"we are testing http_uri keyword\"; "
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"http_uri; sid:1;)");
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if (s == NULL) {
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printf("sig failed to parse\n");
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goto end;
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}
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if (s->sm_lists[DETECT_SM_LIST_UMATCH] == NULL)
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goto end;
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if (s->sm_lists[DETECT_SM_LIST_UMATCH]->type != DETECT_URICONTENT) {
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printf("wrong type\n");
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goto end;
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}
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char *str = "we are testing http_uri keyword";
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int uricomp = memcmp((const char *)((DetectContentData*) s->sm_lists[DETECT_SM_LIST_UMATCH]->ctx)->content, str, strlen(str)-1);
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int urilen = ((DetectContentData*) s->sm_lists_tail[DETECT_SM_LIST_UMATCH]->ctx)->content_len;
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if (uricomp != 0 ||
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urilen != strlen("we are testing http_uri keyword")) {
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printf("sig failed to parse, content not setup properly\n");
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goto end;
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}
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result = 1;
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end:
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if (de_ctx != NULL) SigCleanSignatures(de_ctx);
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if (de_ctx != NULL) SigGroupCleanup(de_ctx);
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return result;
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}
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int DetectHttpUriTest06(void)
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{
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DetectEngineCtx *de_ctx = NULL;
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int result = 0;
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if ( (de_ctx = DetectEngineCtxInit()) == 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 icmp any any -> any any "
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"(content:\"one\"; content:\"one\"; http_uri; sid:1;)");
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if (de_ctx->sig_list == NULL) {
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printf("de_ctx->sig_list == NULL\n");
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goto end;
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}
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if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL) {
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printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL\n");
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goto end;
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}
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if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_UMATCH] == NULL) {
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printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_UMATCH] == NULL\n");
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goto end;
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}
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DetectContentData *cd = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx;
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DetectContentData *ud = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_UMATCH]->ctx;
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if (cd->id == ud->id)
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goto end;
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result = 1;
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end:
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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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int DetectHttpUriTest07(void)
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{
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DetectEngineCtx *de_ctx = NULL;
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int result = 0;
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if ( (de_ctx = DetectEngineCtxInit()) == 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 icmp any any -> any any "
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"(content:\"one\"; http_uri; content:\"one\"; sid:1;)");
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if (de_ctx->sig_list == NULL) {
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printf("de_ctx->sig_list == NULL\n");
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goto end;
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}
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if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL) {
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printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL\n");
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goto end;
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}
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if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_UMATCH] == NULL) {
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printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_UMATCH] == NULL\n");
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goto end;
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}
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DetectContentData *cd = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx;
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DetectContentData *ud = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_UMATCH]->ctx;
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if (cd->id == ud->id)
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goto end;
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result = 1;
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end:
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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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int DetectHttpUriTest08(void)
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{
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DetectEngineCtx *de_ctx = NULL;
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int result = 0;
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if ( (de_ctx = DetectEngineCtxInit()) == 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 icmp any any -> any any "
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"(content:\"one\"; content:\"one\"; content:\"one\"; http_uri; content:\"one\"; sid:1;)");
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if (de_ctx->sig_list == NULL) {
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printf("de_ctx->sig_list == NULL\n");
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goto end;
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}
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if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL) {
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printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL\n");
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goto end;
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}
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if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_UMATCH] == NULL) {
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printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_UMATCH] == NULL\n");
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goto end;
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}
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DetectContentData *cd = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx;
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DetectContentData *ud = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_UMATCH]->ctx;
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if (cd->id != 0 || ud->id != 1)
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goto end;
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result = 1;
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end:
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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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int DetectHttpUriTest09(void)
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{
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DetectEngineCtx *de_ctx = NULL;
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int result = 0;
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if ( (de_ctx = DetectEngineCtxInit()) == 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 icmp any any -> any any "
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"(content:\"one\"; http_uri; content:\"one\"; content:\"one\"; content:\"one\"; sid:1;)");
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if (de_ctx->sig_list == NULL) {
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printf("de_ctx->sig_list == NULL\n");
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goto end;
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}
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if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL) {
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printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_PMATCH] == NULL\n");
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goto end;
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}
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if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_UMATCH] == NULL) {
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printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_UMATCH] == NULL\n");
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goto end;
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}
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DetectContentData *cd = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx;
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DetectContentData *ud = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_UMATCH]->ctx;
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if (cd->id != 1 || ud->id != 0)
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goto end;
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result = 1;
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end:
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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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int DetectHttpUriTest10(void)
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{
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DetectEngineCtx *de_ctx = NULL;
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int result = 0;
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|
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_uri; "
|
|
"content:\"one\"; content:\"one\"; http_uri; 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_UMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_UMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
DetectContentData *cd = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx;
|
|
DetectContentData *ud1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_UMATCH]->ctx;
|
|
DetectContentData *ud2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_UMATCH]->prev->ctx;
|
|
if (cd->id != 1 || ud1->id != 0 || ud2->id != 0)
|
|
goto end;
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpUriTest11(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_uri; "
|
|
"content:\"one\"; content:\"one\"; http_uri; 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_UMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_UMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
DetectContentData *cd = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx;
|
|
DetectContentData *ud1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_UMATCH]->ctx;
|
|
DetectContentData *ud2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_UMATCH]->prev->ctx;
|
|
if (cd->id != 2 || ud1->id != 0 || ud2->id != 0)
|
|
goto end;
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpUriTest12(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_uri; "
|
|
"content:\"two\"; distance:0; http_uri; 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_UMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_UMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
DetectContentData *ud1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_UMATCH]->prev->ctx;
|
|
DetectContentData *ud2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_UMATCH]->ctx;
|
|
if (ud1->flags != DETECT_CONTENT_RELATIVE_NEXT ||
|
|
memcmp(ud1->content, "one", ud1->content_len) != 0 ||
|
|
ud2->flags != DETECT_CONTENT_DISTANCE ||
|
|
memcmp(ud2->content, "two", ud1->content_len) != 0) {
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpUriTest13(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_uri; "
|
|
"content:\"two\"; within:5; http_uri; 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_UMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_UMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
DetectContentData *ud1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_UMATCH]->prev->ctx;
|
|
DetectContentData *ud2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_UMATCH]->ctx;
|
|
if (ud1->flags != DETECT_CONTENT_RELATIVE_NEXT ||
|
|
memcmp(ud1->content, "one", ud1->content_len) != 0 ||
|
|
ud2->flags != DETECT_CONTENT_WITHIN ||
|
|
memcmp(ud2->content, "two", ud1->content_len) != 0) {
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpUriTest14(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_uri; 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 DetectHttpUriTest15(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_uri; 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 DetectHttpUriTest16(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 DetectHttpUriTest17(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 "
|
|
"(uricontent:\"one\"; "
|
|
"content:\"two\"; distance:0; http_uri; 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_UMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_UMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
DetectContentData *ud1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_UMATCH]->prev->ctx;
|
|
DetectContentData *ud2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_UMATCH]->ctx;
|
|
if (ud1->flags != DETECT_CONTENT_RELATIVE_NEXT ||
|
|
memcmp(ud1->content, "one", ud1->content_len) != 0 ||
|
|
ud2->flags != DETECT_CONTENT_DISTANCE ||
|
|
memcmp(ud2->content, "two", ud1->content_len) != 0) {
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
int DetectHttpUriTest18(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 "
|
|
"(uricontent:\"one\"; "
|
|
"content:\"two\"; within:5; http_uri; 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_UMATCH] == NULL) {
|
|
printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_UMATCH] == NULL\n");
|
|
goto end;
|
|
}
|
|
|
|
DetectContentData *ud1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_UMATCH]->prev->ctx;
|
|
DetectContentData *ud2 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_UMATCH]->ctx;
|
|
if (ud1->flags != DETECT_CONTENT_RELATIVE_NEXT ||
|
|
memcmp(ud1->content, "one", ud1->content_len) != 0 ||
|
|
ud2->flags != DETECT_CONTENT_WITHIN ||
|
|
memcmp(ud2->content, "two", ud1->content_len) != 0) {
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
SigCleanSignatures(de_ctx);
|
|
DetectEngineCtxFree(de_ctx);
|
|
return result;
|
|
}
|
|
|
|
#endif /* UNITTESTS */
|
|
|
|
/**
|
|
* \brief Register the UNITTESTS for the http_uri keyword
|
|
*/
|
|
void DetectHttpUriRegisterTests (void)
|
|
{
|
|
#ifdef UNITTESTS /* UNITTESTS */
|
|
UtRegisterTest("DetectHttpUriTest01", DetectHttpUriTest01, 1);
|
|
UtRegisterTest("DetectHttpUriTest02", DetectHttpUriTest02, 1);
|
|
UtRegisterTest("DetectHttpUriTest03", DetectHttpUriTest03, 1);
|
|
UtRegisterTest("DetectHttpUriTest04", DetectHttpUriTest04, 1);
|
|
UtRegisterTest("DetectHttpUriTest05", DetectHttpUriTest05, 1);
|
|
UtRegisterTest("DetectHttpUriTest06", DetectHttpUriTest06, 1);
|
|
UtRegisterTest("DetectHttpUriTest07", DetectHttpUriTest07, 1);
|
|
UtRegisterTest("DetectHttpUriTest08", DetectHttpUriTest08, 1);
|
|
UtRegisterTest("DetectHttpUriTest09", DetectHttpUriTest09, 1);
|
|
UtRegisterTest("DetectHttpUriTest10", DetectHttpUriTest10, 1);
|
|
UtRegisterTest("DetectHttpUriTest11", DetectHttpUriTest11, 1);
|
|
UtRegisterTest("DetectHttpUriTest12", DetectHttpUriTest12, 1);
|
|
UtRegisterTest("DetectHttpUriTest13", DetectHttpUriTest13, 1);
|
|
UtRegisterTest("DetectHttpUriTest14", DetectHttpUriTest14, 1);
|
|
UtRegisterTest("DetectHttpUriTest15", DetectHttpUriTest15, 1);
|
|
UtRegisterTest("DetectHttpUriTest16", DetectHttpUriTest16, 1);
|
|
UtRegisterTest("DetectHttpUriTest17", DetectHttpUriTest17, 1);
|
|
UtRegisterTest("DetectHttpUriTest18", DetectHttpUriTest18, 1);
|
|
#endif /* UNITTESTS */
|
|
|
|
}
|