diff options
author | 2015-09-09 22:21:41 -0700 | |
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committer | 2015-09-09 22:21:41 -0700 | |
commit | 8879b125d26e8db1a5633de5a9c692eb2d1c4f83 (patch) | |
tree | c7259d85a991b83dfa85ab2e339360669fc1f58e /framework/src/suricata/src/detect-http-client-body.c | |
parent | 13d05bc8458758ee39cb829098241e89616717ee (diff) |
suricata checkin based on commit id a4bce14770beee46a537eda3c3f6e8e8565d5d0a
Change-Id: I9a214fa0ee95e58fc640e50bd604dac7f42db48f
Diffstat (limited to 'framework/src/suricata/src/detect-http-client-body.c')
-rw-r--r-- | framework/src/suricata/src/detect-http-client-body.c | 2407 |
1 files changed, 2407 insertions, 0 deletions
diff --git a/framework/src/suricata/src/detect-http-client-body.c b/framework/src/suricata/src/detect-http-client-body.c new file mode 100644 index 00000000..e6c902aa --- /dev/null +++ b/framework/src/suricata/src/detect-http-client-body.c @@ -0,0 +1,2407 @@ +/* Copyright (C) 2007-2010 Open Information Security Foundation + * + * You can copy, redistribute or modify this Program under the terms of + * the GNU General Public License version 2 as published by the Free + * Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * version 2 along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +/** + * \ingroup httplayer + * + * @{ + */ + + +/** + * \file + * + * \author Anoop Saldanha <anoopsaldanha@gmail.com> + * + * Implements support for the http_client_body keyword + */ + +#include "suricata-common.h" +#include "threads.h" +#include "decode.h" + +#include "detect.h" +#include "detect-parse.h" +#include "detect-engine.h" +#include "detect-engine-mpm.h" +#include "detect-engine-state.h" +#include "detect-content.h" +#include "detect-pcre.h" + +#include "flow.h" +#include "flow-var.h" +#include "flow-util.h" + +#include "util-debug.h" +#include "util-unittest.h" +#include "util-unittest-helper.h" +#include "util-spm.h" + +#include "app-layer.h" +#include "app-layer-parser.h" +#include "app-layer-htp.h" +#include "detect-http-client-body.h" +#include "stream-tcp.h" + +int DetectHttpClientBodySetup(DetectEngineCtx *, Signature *, char *); +void DetectHttpClientBodyRegisterTests(void); +void DetectHttpClientBodyFree(void *); + +/** + * \brief Registers the keyword handlers for the "http_client_body" keyword. + */ +void DetectHttpClientBodyRegister(void) +{ + sigmatch_table[DETECT_AL_HTTP_CLIENT_BODY].name = "http_client_body"; + sigmatch_table[DETECT_AL_HTTP_CLIENT_BODY].desc = "content modifier to match only on HTTP request-body"; + sigmatch_table[DETECT_AL_HTTP_CLIENT_BODY].url = "https://redmine.openinfosecfoundation.org/projects/suricata/wiki/HTTP-keywords#http_client_body"; + sigmatch_table[DETECT_AL_HTTP_CLIENT_BODY].Match = NULL; + sigmatch_table[DETECT_AL_HTTP_CLIENT_BODY].AppLayerMatch = NULL; + sigmatch_table[DETECT_AL_HTTP_CLIENT_BODY].Setup = DetectHttpClientBodySetup; + sigmatch_table[DETECT_AL_HTTP_CLIENT_BODY].Free = DetectHttpClientBodyFree; + sigmatch_table[DETECT_AL_HTTP_CLIENT_BODY].RegisterTests = DetectHttpClientBodyRegisterTests; + sigmatch_table[DETECT_AL_HTTP_CLIENT_BODY].alproto = ALPROTO_HTTP; + + sigmatch_table[DETECT_AL_HTTP_CLIENT_BODY].flags |= SIGMATCH_NOOPT ; + sigmatch_table[DETECT_AL_HTTP_CLIENT_BODY].flags |= SIGMATCH_PAYLOAD ; +} + +static void DetectHttpClientBodySetupCallback(Signature *s) +{ + AppLayerHtpEnableRequestBodyCallback(); + return; +} + +/** + * \brief The setup function for the http_client_body keyword for a signature. + * + * \param de_ctx Pointer to the detection engine context. + * \param s Pointer to signature for the current Signature being parsed + * from the rules. + * \param m Pointer to the head of the SigMatchs for the current rule + * being parsed. + * \param arg Pointer to the string holding the keyword value. + * + * \retval 0 On success + * \retval -1 On failure + */ +int DetectHttpClientBodySetup(DetectEngineCtx *de_ctx, Signature *s, char *arg) +{ + return DetectEngineContentModifierBufferSetup(de_ctx, s, arg, + DETECT_AL_HTTP_CLIENT_BODY, + DETECT_SM_LIST_HCBDMATCH, + ALPROTO_HTTP, + DetectHttpClientBodySetupCallback); +} + +/** + * \brief The function to free the http_client_body data. + * + * \param ptr Pointer to the http_client_body. + */ +void DetectHttpClientBodyFree(void *ptr) +{ + SCEnter(); + DetectContentData *hcbd = (DetectContentData *)ptr; + if (hcbd == NULL) + SCReturn; + + if (hcbd->content != NULL) + SCFree(hcbd->content); + + BoyerMooreCtxDeInit(hcbd->bm_ctx); + SCFree(hcbd); + + SCReturn; +} + +/************************************Unittests*********************************/ + +#ifdef UNITTESTS + +#include "stream-tcp-reassemble.h" + +/** + * \test Test that a signature containting a http_client_body is correctly parsed + * and the keyword is registered. + */ +static int DetectHttpClientBodyTest01(void) +{ + DetectEngineCtx *de_ctx = NULL; + int result = 0; + SigMatch *sm = NULL; + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == NULL) + goto end; + + de_ctx->flags |= DE_QUIET; + de_ctx->sig_list = SigInit(de_ctx, "alert tcp any any -> any any " + "(msg:\"Testing http_client_body\"; " + "content:\"one\"; http_client_body; sid:1;)"); + if (de_ctx->sig_list != NULL) { + result = 1; + } else { + goto end; + } + + sm = de_ctx->sig_list->sm_lists[DETECT_SM_LIST_MATCH]; + if (sm != NULL) { + result &= (sm->type == DETECT_CONTENT); + result &= (sm->next == NULL); + } + + end: + SigGroupCleanup(de_ctx); + SigCleanSignatures(de_ctx); + DetectEngineCtxFree(de_ctx); + + return result; +} + +/** + * \test Test that a signature containing an valid http_client_body entry is + * parsed. + */ +static int DetectHttpClientBodyTest02(void) +{ + DetectEngineCtx *de_ctx = NULL; + int result = 0; + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == NULL) + goto end; + + de_ctx->flags |= DE_QUIET; + de_ctx->sig_list = SigInit(de_ctx, "alert tcp any any -> any any " + "(msg:\"Testing http_client_body\"; " + "content:\"one\"; http_client_body:; sid:1;)"); + if (de_ctx->sig_list != NULL) + result = 1; + + end: + SigGroupCleanup(de_ctx); + SigCleanSignatures(de_ctx); + DetectEngineCtxFree(de_ctx); + + return result; +} + +/** + * \test Test that an invalid signature containing no content but a http_client_body + * is invalidated. + */ +static int DetectHttpClientBodyTest03(void) +{ + DetectEngineCtx *de_ctx = NULL; + int result = 0; + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == NULL) + goto end; + + de_ctx->flags |= DE_QUIET; + de_ctx->sig_list = SigInit(de_ctx, "alert tcp any any -> any any " + "(msg:\"Testing http_client_body\"; " + "http_client_body; sid:1;)"); + if (de_ctx->sig_list == NULL) + result = 1; + + end: + SigGroupCleanup(de_ctx); + SigCleanSignatures(de_ctx); + DetectEngineCtxFree(de_ctx); + + return result; +} + +/** + * \test Test that an invalid signature containing a rawbytes along with a + * http_client_body is invalidated. + */ +static int DetectHttpClientBodyTest04(void) +{ + DetectEngineCtx *de_ctx = NULL; + int result = 0; + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == NULL) + goto end; + + de_ctx->flags |= DE_QUIET; + de_ctx->sig_list = SigInit(de_ctx, "alert tcp any any -> any any " + "(msg:\"Testing http_client_body\"; " + "content:\"one\"; rawbytes; http_client_body; sid:1;)"); + if (de_ctx->sig_list == NULL) + result = 1; + + end: + SigGroupCleanup(de_ctx); + SigCleanSignatures(de_ctx); + DetectEngineCtxFree(de_ctx); + + return result; +} + +/** + * \test Test that an invalid signature containing a rawbytes along with a + * http_client_body is invalidated. + */ +static int DetectHttpClientBodyTest05(void) +{ + DetectEngineCtx *de_ctx = NULL; + int result = 0; + + de_ctx = DetectEngineCtxInit(); + if (de_ctx == NULL) + goto end; + + de_ctx->flags |= DE_QUIET; + de_ctx->sig_list = SigInit(de_ctx, "alert tcp any any -> any any " + "(msg:\"Testing http_client_body\"; " + "content:\"one\"; http_client_body; nocase; sid:1;)"); + if (de_ctx->sig_list != NULL) + result = 1; + + end: + SigGroupCleanup(de_ctx); + SigCleanSignatures(de_ctx); + DetectEngineCtxFree(de_ctx); + + return result; +} + +/** + *\test Test that the http_client_body content matches against a http request + * which holds the content. + */ +static int DetectHttpClientBodyTest06(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; + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + 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); + + 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); + + SCMutexLock(&f.m); + int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http_buf, http_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + 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, p); + + if (!(PacketAlertCheck(p, 1))) { + printf("sid 1 didn't match but should have\n"); + goto end; + } + + result = 1; +end: + if (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + 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; + 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: 54\r\n" + "\r\n" + "This is dummy message 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; + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + 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.proto = IPPROTO_TCP; + 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); + + SCMutexLock(&f.m); + int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + 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; + } + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* 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 (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + 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; + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + 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.proto = IPPROTO_TCP; + 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); + + SCMutexLock(&f.m); + int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + 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; + } + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* 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 (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + 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; + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + 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.proto = IPPROTO_TCP; + 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); + + SCMutexLock(&f.m); + int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + 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; + } + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* 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 (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + 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; + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + 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.proto = IPPROTO_TCP; + 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); + + SCMutexLock(&f.m); + int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + 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; + } + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* 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 (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + 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; + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + 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); + + 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); + + SCMutexLock(&f.m); + int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http_buf, http_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + 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 (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + 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; + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + 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); + + 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); + + SCMutexLock(&f.m); + int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http_buf, http_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + 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 (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + 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; + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + 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); + + 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); + + SCMutexLock(&f.m); + int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http_buf, http_len); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + 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 (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + 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 */ + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + 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); + + SCMutexLock(&f.m); + int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf1, httplen1); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + if (PacketAlertCheck(p, 1)) { + printf("sig 1 alerted: "); + goto end; + } + p->alerts.cnt = 0; + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf2, httplen2); + if (r != 0) { + printf("toserver chunk 2 returned %" PRId32 ", expected 0: ", r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + if (PacketAlertCheck(p, 1)) { + printf("sig 1 alerted (2): "); + SCMutexUnlock(&f.m); + goto end; + } + p->alerts.cnt = 0; + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf3, httplen3); + if (r != 0) { + printf("toserver chunk 3 returned %" PRId32 ", expected 0: ", r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* 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; + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf4, httplen4); + if (r != 0) { + printf("toserver chunk 4 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* 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; + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf5, httplen5); + if (r != 0) { + printf("toserver chunk 5 returned %" PRId32 ", expected 0: ", r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* 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; + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf6, httplen6); + if (r != 0) { + printf("toserver chunk 6 returned %" PRId32 ", expected 0: ", r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* 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"); + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf7, httplen7); + if (r != 0) { + printf("toserver chunk 7 returned %" PRId32 ", expected 0: ", r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* 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 (AppLayerParserGetTxCnt(IPPROTO_TCP, ALPROTO_HTTP, htp_state) != 2) { + printf("The http app layer doesn't have 2 transactions, but it should: "); + goto end; + } + + result = 1; +end: + if (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + 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 */ + AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc(); + + 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); + + SCMutexLock(&f.m); + int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf1, httplen1); + if (r != 0) { + printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* do detect */ + SigMatchSignatures(&th_v, de_ctx, det_ctx, p); + if (PacketAlertCheck(p, 1)) { + printf("sig 1 alerted: "); + goto end; + } + p->alerts.cnt = 0; + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf2, httplen2); + if (r != 0) { + printf("toserver chunk 2 returned %" PRId32 ", expected 0: ", r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* 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; + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf3, httplen3); + if (r != 0) { + printf("toserver chunk 3 returned %" PRId32 ", expected 0: ", r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* 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; + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf4, httplen4); + if (r != 0) { + printf("toserver chunk 4 returned %" PRId32 ", expected 0: ", r); + result = 0; + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* 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; + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf5, httplen5); + if (r != 0) { + printf("toserver chunk 5 returned %" PRId32 ", expected 0: ", r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* 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; + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf6, httplen6); + if (r != 0) { + printf("toserver chunk 6 returned %" PRId32 ", expected 0: ", r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* 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"); + + SCMutexLock(&f.m); + r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, httpbuf7, httplen7); + if (r != 0) { + printf("toserver chunk 7 returned %" PRId32 ", expected 0: ", r); + SCMutexUnlock(&f.m); + goto end; + } + SCMutexUnlock(&f.m); + + /* 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 (AppLayerParserGetTxCnt(IPPROTO_TCP, ALPROTO_HTTP, htp_state) != 2) { + printf("The http app layer doesn't have 2 transactions, but it should: "); + goto end; + } + + htp_tx_t *t1 = AppLayerParserGetTx(IPPROTO_TCP, ALPROTO_HTTP, htp_state, 0); + htp_tx_t *t2 = AppLayerParserGetTx(IPPROTO_TCP, ALPROTO_HTTP, htp_state, 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 (alp_tctx != NULL) + AppLayerParserThreadCtxFree(alp_tctx); + 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 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 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->prev->ctx; + DetectContentData *cd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx; + DetectContentData *hcbd1 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx; + DetectContentData *hcbd2 = (DetectContentData *)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 = (DetectPcreData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->prev->ctx; + DetectContentData *cd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx; + DetectContentData *hcbd1 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx; + DetectContentData *hcbd2 = (DetectContentData *)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 = (DetectPcreData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->prev->ctx; + DetectContentData *cd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx; + DetectContentData *hcbd1 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx; + DetectContentData *hcbd2 = (DetectContentData *)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 = (DetectPcreData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->prev->ctx; + DetectContentData *cd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx; + DetectContentData *hcbd1 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx; + DetectContentData *hcbd2 = (DetectContentData *)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 = (DetectPcreData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->prev->ctx; + DetectContentData *cd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx; + DetectContentData *hcbd1 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx; + DetectContentData *hcbd2 = (DetectContentData *)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 = (DetectPcreData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->prev->ctx; + DetectContentData *cd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_PMATCH]->ctx; + DetectContentData *hcbd1 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx; + DetectContentData *hcbd2 = (DetectContentData *)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 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx; + DetectContentData *hcbd2 = (DetectContentData *)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 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx; + DetectContentData *hcbd2 = (DetectContentData *)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 = (DetectPcreData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx; + DetectContentData *hcbd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->ctx; + if (pd1->flags != (DETECT_PCRE_RELATIVE_NEXT) || + 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 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx; + DetectPcreData *pd2 = (DetectPcreData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->ctx; + if (pd2->flags != (DETECT_PCRE_RELATIVE) || + 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 = (DetectPcreData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->prev->ctx; + DetectContentData *hcbd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HCBDMATCH]->ctx; + if (pd1->flags != (DETECT_PCRE_RELATIVE_NEXT) || + 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("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; +} +/** + * @} + */ |