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authorAshlee Young <ashlee@onosfw.com>2015-09-09 22:21:41 -0700
committerAshlee Young <ashlee@onosfw.com>2015-09-09 22:21:41 -0700
commit8879b125d26e8db1a5633de5a9c692eb2d1c4f83 (patch)
treec7259d85a991b83dfa85ab2e339360669fc1f58e /framework/src/suricata/src/detect-engine-hcd.c
parent13d05bc8458758ee39cb829098241e89616717ee (diff)
suricata checkin based on commit id a4bce14770beee46a537eda3c3f6e8e8565d5d0a
Change-Id: I9a214fa0ee95e58fc640e50bd604dac7f42db48f
Diffstat (limited to 'framework/src/suricata/src/detect-engine-hcd.c')
-rw-r--r--framework/src/suricata/src/detect-engine-hcd.c1878
1 files changed, 1878 insertions, 0 deletions
diff --git a/framework/src/suricata/src/detect-engine-hcd.c b/framework/src/suricata/src/detect-engine-hcd.c
new file mode 100644
index 00000000..5fcfa51f
--- /dev/null
+++ b/framework/src/suricata/src/detect-engine-hcd.c
@@ -0,0 +1,1878 @@
+/* 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>
+ *
+ * \brief Handle HTTP cookie match
+ *
+ */
+
+#include "suricata-common.h"
+#include "suricata.h"
+#include "decode.h"
+
+#include "detect.h"
+#include "detect-engine.h"
+#include "detect-engine-hcd.h"
+#include "detect-engine-mpm.h"
+#include "detect-parse.h"
+#include "detect-engine-state.h"
+#include "detect-engine-content-inspection.h"
+
+#include "flow-util.h"
+#include "util-debug.h"
+#include "util-print.h"
+#include "flow.h"
+
+#include "stream-tcp.h"
+
+#include "app-layer-parser.h"
+
+#include "util-unittest.h"
+#include "util-unittest-helper.h"
+#include "app-layer.h"
+#include "app-layer-htp.h"
+#include "app-layer-protos.h"
+
+int DetectEngineRunHttpCookieMpm(DetectEngineThreadCtx *det_ctx, Flow *f,
+ HtpState *htp_state, uint8_t flags,
+ void *txv, uint64_t idx)
+{
+ uint32_t cnt = 0;
+ htp_tx_t *tx = (htp_tx_t *)txv;
+ if (tx->request_headers == NULL)
+ goto end;
+
+ htp_header_t *h = NULL;
+ if (flags & STREAM_TOSERVER) {
+ h = (htp_header_t *)htp_table_get_c(tx->request_headers,
+ "Cookie");
+ if (h == NULL) {
+ SCLogDebug("HTTP cookie header not present in this request");
+ goto end;
+ }
+ } else {
+ h = (htp_header_t *)htp_table_get_c(tx->response_headers,
+ "Set-Cookie");
+ if (h == NULL) {
+ SCLogDebug("HTTP Set-Cookie header not present in this request");
+ goto end;
+ }
+ }
+
+ cnt = HttpCookiePatternSearch(det_ctx,
+ (uint8_t *)bstr_ptr(h->value),
+ bstr_len(h->value), flags);
+ end:
+ return cnt;
+}
+
+/**
+ * \brief Do the http_cookie content inspection for a signature.
+ *
+ * \param de_ctx Detection engine context.
+ * \param det_ctx Detection engine thread context.
+ * \param s Signature to inspect.
+ * \param f Flow.
+ * \param flags App layer flags.
+ * \param state App layer state.
+ *
+ * \retval 0 No match.
+ * \retval 1 Match.
+ */
+int DetectEngineInspectHttpCookie(ThreadVars *tv,
+ DetectEngineCtx *de_ctx,
+ DetectEngineThreadCtx *det_ctx,
+ Signature *s, Flow *f, uint8_t flags,
+ void *alstate,
+ void *txv, uint64_t tx_id)
+{
+ htp_tx_t *tx = (htp_tx_t *)txv;
+ htp_header_t *h = NULL;
+ if (flags & STREAM_TOSERVER) {
+ h = (htp_header_t *)htp_table_get_c(tx->request_headers,
+ "Cookie");
+ if (h == NULL) {
+ SCLogDebug("HTTP cookie header not present in this request");
+ goto end;
+ }
+ } else {
+ h = (htp_header_t *)htp_table_get_c(tx->response_headers,
+ "Set-Cookie");
+ if (h == NULL) {
+ SCLogDebug("HTTP Set-Cookie header not present in this request");
+ goto end;
+ }
+ }
+
+ det_ctx->buffer_offset = 0;
+ det_ctx->discontinue_matching = 0;
+ det_ctx->inspection_recursion_counter = 0;
+ int r = DetectEngineContentInspection(de_ctx, det_ctx, s, s->sm_lists[DETECT_SM_LIST_HCDMATCH],
+ f,
+ (uint8_t *)bstr_ptr(h->value),
+ bstr_len(h->value),
+ 0,
+ DETECT_ENGINE_CONTENT_INSPECTION_MODE_HCD, NULL);
+ if (r == 1)
+ return DETECT_ENGINE_INSPECT_SIG_MATCH;
+
+ end:
+ if (flags & STREAM_TOSERVER) {
+ if (AppLayerParserGetStateProgress(IPPROTO_TCP, ALPROTO_HTTP, tx, flags) > HTP_REQUEST_HEADERS)
+ return DETECT_ENGINE_INSPECT_SIG_CANT_MATCH;
+ } else {
+ if (AppLayerParserGetStateProgress(IPPROTO_TCP, ALPROTO_HTTP, tx, flags) > HTP_RESPONSE_HEADERS)
+ return DETECT_ENGINE_INSPECT_SIG_CANT_MATCH;
+ }
+ return DETECT_ENGINE_INSPECT_SIG_NO_MATCH;
+}
+
+/***********************************Unittests**********************************/
+
+#ifdef UNITTESTS
+
+/**
+ * \test Test that the http_cookie content matches against a http request
+ * which holds the content.
+ */
+static int DetectEngineHttpCookieTest01(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"
+ "Cookie: CONNECT\r\n"
+ "Host: www.onetwothreefourfivesixseven.org\r\n\r\n";
+ 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 header test\"; "
+ "content:\"CONNECT\"; http_cookie; "
+ "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_cookie content matches against a http request
+ * which holds the content.
+ */
+static int DetectEngineHttpCookieTest02(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[] =
+ "CONNECT /index.html HTTP/1.0\r\n"
+ "Cookie: CONNECT\r\n"
+ "Host: www.onetwothreefourfivesixseven.org\r\n\r\n";
+ 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 header test\"; "
+ "content:\"CO\"; depth:4; http_cookie; "
+ "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_cookie content matches against a http request
+ * which holds the content.
+ */
+static int DetectEngineHttpCookieTest03(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[] =
+ "CONNECT /index.html HTTP/1.0\r\n"
+ "Cookie: CONNECT\r\n"
+ "Host: www.onetwothreefourfivesixseven.org\r\n\r\n";
+ 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 header test\"; "
+ "content:!\"ECT\"; depth:4; http_cookie; "
+ "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_cookie content matches against a http request
+ * which holds the content.
+ */
+static int DetectEngineHttpCookieTest04(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[] =
+ "CONNECT /index.html HTTP/1.0\r\n"
+ "Cookie: CONNECT\r\n"
+ "Host: www.onetwothreefourfivesixseven.org\r\n\r\n";
+ 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 header test\"; "
+ "content:\"ECT\"; depth:4; http_cookie; "
+ "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 matched but shouldn't 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_cookie content matches against a http request
+ * which holds the content.
+ */
+static int DetectEngineHttpCookieTest05(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[] =
+ "CONNECT /index.html HTTP/1.0\r\n"
+ "Cookie: CONNECT\r\n"
+ "Host: www.onetwothreefourfivesixseven.org\r\n\r\n";
+ 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 header test\"; "
+ "content:!\"CON\"; depth:4; http_cookie; "
+ "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 matched but shouldn't 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_cookie content matches against a http request
+ * which holds the content.
+ */
+static int DetectEngineHttpCookieTest06(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[] =
+ "CONNECT /index.html HTTP/1.0\r\n"
+ "Cookie: CONNECT\r\n"
+ "Host: www.onetwothreefourfivesixseven.org\r\n\r\n";
+ 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 header test\"; "
+ "content:\"ECT\"; offset:3; http_cookie; "
+ "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_cookie content matches against a http request
+ * which holds the content.
+ */
+static int DetectEngineHttpCookieTest07(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[] =
+ "CONNECT /index.html HTTP/1.0\r\n"
+ "Cookie: CONNECT\r\n"
+ "Host: www.onetwothreefourfivesixseven.org\r\n\r\n";
+ 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 header test\"; "
+ "content:!\"CO\"; offset:3; http_cookie; "
+ "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_cookie content matches against a http request
+ * which holds the content.
+ */
+static int DetectEngineHttpCookieTest08(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[] =
+ "CONNECT /index.html HTTP/1.0\r\n"
+ "Cookie: CONNECT\r\n"
+ "Host: www.onetwothreefourfivesixseven.org\r\n\r\n";
+ 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 header test\"; "
+ "content:!\"ECT\"; offset:3; http_cookie; "
+ "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 matched but shouldn't 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_cookie content matches against a http request
+ * which holds the content.
+ */
+static int DetectEngineHttpCookieTest09(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[] =
+ "CONNECT /index.html HTTP/1.0\r\n"
+ "Cookie: CONNECT\r\n"
+ "Host: www.onetwothreefourfivesixseven.org\r\n\r\n";
+ 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 header test\"; "
+ "content:\"CON\"; offset:3; http_cookie; "
+ "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 matched but shouldn't 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_cookie content matches against a http request
+ * which holds the content.
+ */
+static int DetectEngineHttpCookieTest10(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[] =
+ "CONNECT /index.html HTTP/1.0\r\n"
+ "Cookie: CONNECT\r\n"
+ "Host: www.onetwothreefourfivesixseven.org\r\n\r\n";
+ 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 header test\"; "
+ "content:\"CO\"; http_cookie; "
+ "content:\"EC\"; within:4; http_cookie; "
+ "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_cookie content matches against a http request
+ * which holds the content.
+ */
+static int DetectEngineHttpCookieTest11(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[] =
+ "CONNECT /index.html HTTP/1.0\r\n"
+ "Cookie: CONNECT\r\n"
+ "Host: www.onetwothreefourfivesixseven.org\r\n\r\n";
+ 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 header test\"; "
+ "content:\"CO\"; http_cookie; "
+ "content:!\"EC\"; within:3; http_cookie; "
+ "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_cookie content matches against a http request
+ * which holds the content.
+ */
+static int DetectEngineHttpCookieTest12(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[] =
+ "CONNECT /index.html HTTP/1.0\r\n"
+ "Cookie: CONNECT\r\n"
+ "Host: www.onetwothreefourfivesixseven.org\r\n\r\n";
+ 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 header test\"; "
+ "content:\"CO\"; http_cookie; "
+ "content:\"EC\"; within:3; http_cookie; "
+ "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 matched but shouldn't 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_cookie content matches against a http request
+ * which holds the content.
+ */
+static int DetectEngineHttpCookieTest13(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[] =
+ "CONNECT /index.html HTTP/1.0\r\n"
+ "Cookie: CONNECT\r\n"
+ "Host: www.onetwothreefourfivesixseven.org\r\n\r\n";
+ 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 header test\"; "
+ "content:\"CO\"; http_cookie; "
+ "content:!\"EC\"; within:4; http_cookie; "
+ "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 matched but shouldn't 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_cookie content matches against a http request
+ * which holds the content.
+ */
+static int DetectEngineHttpCookieTest14(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[] =
+ "CONNECT /index.html HTTP/1.0\r\n"
+ "Cookie: CONNECT\r\n"
+ "Host: www.onetwothreefourfivesixseven.org\r\n\r\n";
+ 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 header test\"; "
+ "content:\"CO\"; http_cookie; "
+ "content:\"EC\"; distance:2; http_cookie; "
+ "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_cookie content matches against a http request
+ * which holds the content.
+ */
+static int DetectEngineHttpCookieTest15(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[] =
+ "CONNECT /index.html HTTP/1.0\r\n"
+ "Cookie: CONNECT\r\n"
+ "Host: www.onetwothreefourfivesixseven.org\r\n\r\n";
+ 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 header test\"; "
+ "content:\"CO\"; http_cookie; "
+ "content:!\"EC\"; distance:3; http_cookie; "
+ "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_cookie content matches against a http request
+ * which holds the content.
+ */
+static int DetectEngineHttpCookieTest16(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[] =
+ "CONNECT /index.html HTTP/1.0\r\n"
+ "Cookie: CONNECT\r\n"
+ "Host: www.onetwothreefourfivesixseven.org\r\n\r\n";
+ 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 header test\"; "
+ "content:\"CO\"; http_cookie; "
+ "content:\"EC\"; distance:3; http_cookie; "
+ "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 matched but shouldn't 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_cookie content matches against a http request
+ * which holds the content.
+ */
+static int DetectEngineHttpCookieTest17(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[] =
+ "CONNECT /index.html HTTP/1.0\r\n"
+ "Cookie: CONNECT\r\n"
+ "Host: www.onetwothreefourfivesixseven.org\r\n\r\n";
+ 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 header test\"; "
+ "content:\"CO\"; http_cookie; "
+ "content:!\"EC\"; distance:2; http_cookie; "
+ "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 matched but shouldn't 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;
+}
+
+#endif /* UNITTESTS */
+
+void DetectEngineHttpCookieRegisterTests(void)
+{
+
+#ifdef UNITTESTS
+ UtRegisterTest("DetectEngineHttpCookieTest01",
+ DetectEngineHttpCookieTest01, 1);
+ UtRegisterTest("DetectEngineHttpCookieTest02",
+ DetectEngineHttpCookieTest02, 1);
+ UtRegisterTest("DetectEngineHttpCookieTest03",
+ DetectEngineHttpCookieTest03, 1);
+ UtRegisterTest("DetectEngineHttpCookieTest04",
+ DetectEngineHttpCookieTest04, 1);
+ UtRegisterTest("DetectEngineHttpCookieTest05",
+ DetectEngineHttpCookieTest05, 1);
+ UtRegisterTest("DetectEngineHttpCookieTest06",
+ DetectEngineHttpCookieTest06, 1);
+ UtRegisterTest("DetectEngineHttpCookieTest07",
+ DetectEngineHttpCookieTest07, 1);
+ UtRegisterTest("DetectEngineHttpCookieTest08",
+ DetectEngineHttpCookieTest08, 1);
+ UtRegisterTest("DetectEngineHttpCookieTest09",
+ DetectEngineHttpCookieTest09, 1);
+ UtRegisterTest("DetectEngineHttpCookieTest10",
+ DetectEngineHttpCookieTest10, 1);
+ UtRegisterTest("DetectEngineHttpCookieTest11",
+ DetectEngineHttpCookieTest11, 1);
+ UtRegisterTest("DetectEngineHttpCookieTest12",
+ DetectEngineHttpCookieTest12, 1);
+ UtRegisterTest("DetectEngineHttpCookieTest13",
+ DetectEngineHttpCookieTest13, 1);
+ UtRegisterTest("DetectEngineHttpCookieTest14",
+ DetectEngineHttpCookieTest14, 1);
+ UtRegisterTest("DetectEngineHttpCookieTest15",
+ DetectEngineHttpCookieTest15, 1);
+ UtRegisterTest("DetectEngineHttpCookieTest16",
+ DetectEngineHttpCookieTest16, 1);
+ UtRegisterTest("DetectEngineHttpCookieTest17",
+ DetectEngineHttpCookieTest17, 1);
+#endif /* UNITTESTS */
+
+ return;
+}
+/**
+ * @}
+ */