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suricata/src/tests/detect-http-client-body.c

3141 lines
101 KiB
C

/* Copyright (C) 2007-2016 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>
* \author Victor Julien <victor@inliniac.net>
*
* \brief Handle HTTP request body match corresponding to http_client_body
* keyword.
*
*/
#include "../suricata-common.h"
#include "../suricata.h"
#include "../decode.h"
#include "detect.h"
#include "detect-engine.h"
#include "detect-engine-mpm.h"
#include "detect-parse.h"
#include "detect-engine-state.h"
#include "detect-engine-content-inspection.h"
#include "detect-engine-prefilter.h"
#include "detect-isdataat.h"
#include "stream-tcp-reassemble.h"
#include "flow-util.h"
#include "util-debug.h"
#include "util-print.h"
#include "flow.h"
#include "app-layer-parser.h"
#include "stream-tcp.h"
#include "util-unittest.h"
#include "util-unittest-helper.h"
#include "app-layer.h"
#include "app-layer-htp.h"
#include "app-layer-protos.h"
#include "conf.h"
#include "conf-yaml-loader.h"
#include "util-validate.h"
#ifdef UNITTESTS
/**
* \test Test parser accepting valid rules and rejecting invalid rules
*/
static int DetectHttpClientBodyParserTest01(void)
{
FAIL_IF_NOT(UTHParseSignature("alert http any any -> any any (flow:to_server; content:\"abc\"; http_client_body; sid:1;)", true));
FAIL_IF_NOT(UTHParseSignature("alert http any any -> any any (flow:to_server; content:\"abc\"; nocase; http_client_body; sid:1;)", true));
FAIL_IF_NOT(UTHParseSignature("alert http any any -> any any (flow:to_server; content:\"abc\"; endswith; http_client_body; sid:1;)", true));
FAIL_IF_NOT(UTHParseSignature("alert http any any -> any any (flow:to_server; content:\"abc\"; startswith; http_client_body; sid:1;)", true));
FAIL_IF_NOT(UTHParseSignature("alert http any any -> any any (flow:to_server; content:\"abc\"; startswith; endswith; http_client_body; sid:1;)", true));
FAIL_IF_NOT(UTHParseSignature("alert http any any -> any any (flow:to_server; content:\"abc\"; rawbytes; http_client_body; sid:1;)", false));
FAIL_IF_NOT(UTHParseSignature("alert tcp any any -> any any (flow:to_server; http_client_body; sid:1;)", false));
FAIL_IF_NOT(UTHParseSignature("alert tls any any -> any any (flow:to_server; content:\"abc\"; http_client_body; sid:1;)", false));
PASS;
}
/**
* \test Test parser accepting valid rules and rejecting invalid rules
*/
static int DetectHttpClientBodyParserTest02(void)
{
FAIL_IF_NOT(UTHParseSignature("alert http any any -> any any (flow:to_server; http.request_body; content:\"abc\"; sid:1;)", true));
FAIL_IF_NOT(UTHParseSignature("alert http any any -> any any (flow:to_server; http.request_body; content:\"abc\"; nocase; sid:1;)", true));
FAIL_IF_NOT(UTHParseSignature("alert http any any -> any any (flow:to_server; http.request_body; content:\"abc\"; endswith; sid:1;)", true));
FAIL_IF_NOT(UTHParseSignature("alert http any any -> any any (flow:to_server; http.request_body; content:\"abc\"; startswith; sid:1;)", true));
FAIL_IF_NOT(UTHParseSignature("alert http any any -> any any (flow:to_server; http.request_body; content:\"abc\"; startswith; endswith; sid:1;)", true));
FAIL_IF_NOT(UTHParseSignature("alert http any any -> any any (flow:to_server; http.request_body; bsize:10; sid:1;)", true));
FAIL_IF_NOT(UTHParseSignature("alert http any any -> any any (flow:to_server; http.request_body; content:\"abc\"; rawbytes; sid:1;)", false));
FAIL_IF_NOT(UTHParseSignature("alert tcp any any -> any any (flow:to_server; http.request_body; sid:1;)", false));
FAIL_IF_NOT(UTHParseSignature("alert tls any any -> any any (flow:to_server; http.request_body; content:\"abc\"; sid:1;)", false));
PASS;
}
struct TestSteps {
const uint8_t *input;
size_t input_size; /**< if 0 strlen will be used */
int direction; /**< STREAM_TOSERVER, STREAM_TOCLIENT */
int expect;
};
static int RunTest (struct TestSteps *steps, const char *sig, const char *yaml)
{
TcpSession ssn;
Flow f;
ThreadVars th_v;
DetectEngineThreadCtx *det_ctx = NULL;
AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc();
FAIL_IF_NULL(alp_tctx);
memset(&th_v, 0, sizeof(th_v));
memset(&f, 0, sizeof(f));
memset(&ssn, 0, sizeof(ssn));
if (yaml) {
ConfCreateContextBackup();
ConfInit();
HtpConfigCreateBackup();
ConfYamlLoadString(yaml, strlen(yaml));
HTPConfigure();
}
StreamTcpInitConfig(TRUE);
DetectEngineCtx *de_ctx = DetectEngineCtxInit();
FAIL_IF_NULL(de_ctx);
de_ctx->flags |= DE_QUIET;
FLOW_INITIALIZE(&f);
f.protoctx = (void *)&ssn;
f.proto = IPPROTO_TCP;
f.flags |= FLOW_IPV4;
f.alproto = ALPROTO_HTTP;
SCLogDebug("sig %s", sig);
Signature *s = DetectEngineAppendSig(de_ctx, (char *)sig);
FAIL_IF_NULL(s);
SigGroupBuild(de_ctx);
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
FAIL_IF_NULL(det_ctx);
struct TestSteps *b = steps;
int i = 0;
while (b->input != NULL) {
SCLogDebug("chunk %p %d", b, i);
Packet *p = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
FAIL_IF_NULL(p);
p->flow = &f;
p->flowflags = (b->direction == STREAM_TOSERVER) ? FLOW_PKT_TOSERVER : FLOW_PKT_TOCLIENT;
p->flowflags |= FLOW_PKT_ESTABLISHED;
p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
int r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_HTTP,
b->direction, (uint8_t *)b->input,
b->input_size ? b->input_size : strlen((const char *)b->input));
FAIL_IF_NOT(r == 0);
/* do detect */
SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
int match = PacketAlertCheck(p, 1);
FAIL_IF_NOT (b->expect == match);
UTHFreePackets(&p, 1);
b++;
i++;
}
DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx);
AppLayerParserThreadCtxFree(alp_tctx);
DetectEngineCtxFree(de_ctx);
StreamTcpFreeConfig(TRUE);
FLOW_DESTROY(&f);
if (yaml) {
HtpConfigRestoreBackup();
ConfRestoreContextBackup();
}
PASS;
}
static int DetectEngineHttpClientBodyTest01(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 1 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:\"body1This\"; http_client_body; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest02(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 19\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 1 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:\"body1\"; http_client_body; offset:5; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest03(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 0 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:\"body1\"; http_client_body; offset:16; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest04(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 1 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:!\"body1\"; http_client_body; offset:16; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest05(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 1 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:\"body1\"; http_client_body; depth:25; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest06(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 0 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:!\"body1\"; http_client_body; depth:25; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest07(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 1 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:!\"body1\"; http_client_body; depth:15; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest08(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 1 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:\"This is dummy body1This is dummy message body2\"; http_client_body; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest09(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 1 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:\"body1\"; http_client_body; content:\"This\"; http_client_body; within:5; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest10(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 1 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:\"body1\"; http_client_body; content:!\"boom\"; http_client_body; within:5; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest11(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 0 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:\"body1\"; http_client_body; content:\"boom\"; http_client_body; within:5; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest12(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 0 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:\"body1\"; http_client_body; content:!\"This\"; http_client_body; within:5; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest13(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 1 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:\"body1\"; http_client_body; content:\"dummy\"; http_client_body; distance:5; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest14(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 1 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:\"body1\"; http_client_body; content:!\"dummy\"; http_client_body; distance:10; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest15(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 0 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:\"body1\"; http_client_body; content:\"dummy\"; http_client_body; distance:10; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest16(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 0 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:\"body1\"; http_client_body; content:!\"dummy\"; http_client_body; distance:5; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest17(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 19\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:\"body1\"; http_client_body; content:\"bambu\"; http_client_body; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest18(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 19\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:\"body1\"; http_client_body; content:\"bambu\"; http_client_body; fast_pattern; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest19(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 19\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:\"bambu\"; http_client_body; content:\"is\"; http_client_body; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest20(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 19\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 1 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:\"is\"; http_client_body; fast_pattern; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest21(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 1 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (pcre:/body1/P; content:!\"dummy\"; http_client_body; within:7; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest22(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 1 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (pcre:/body1/P; content:!\"dummy\"; within:7; http_client_body; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest23(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 0 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (pcre:/body1/P; content:!\"dummy\"; distance:3; http_client_body; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest24(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 1 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (pcre:/body1/P; content:!\"dummy\"; distance:13; http_client_body; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest25(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 1 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (pcre:/body1/P; content:\"dummy\"; within:15; http_client_body; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest26(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 0 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (pcre:/body1/P; content:\"dummy\"; within:10; http_client_body; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest27(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 1 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (pcre:/body1/P; content:\"dummy\"; distance:8; http_client_body; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest28(void)
{
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 0 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (pcre:/body1/P; content:\"dummy\"; distance:14; http_client_body; sid:1;)";
return RunTest(steps, sig, NULL);
}
static int DetectEngineHttpClientBodyTest29(void)
{
const char *request_buffer = "GET /one HTTP/1.0\r\n"
"Host: localhost\r\n\r\n";
#define TOTAL_REQUESTS 45
uint8_t *http_buf = SCMalloc(TOTAL_REQUESTS * strlen(request_buffer));
if (unlikely(http_buf == NULL))
return 0;
for (int i = 0; i < TOTAL_REQUESTS; i++) {
memcpy(http_buf + i * strlen(request_buffer), request_buffer,
strlen(request_buffer));
}
uint32_t http_buf_len = TOTAL_REQUESTS * strlen(request_buffer);
#undef TOTAL_REQUESTS
struct TestSteps steps[] = {
{ (const uint8_t *)http_buf,
(size_t)http_buf_len, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"HTTP/1.0 200 ok\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 5\r\n"
"\r\n"
"dummy",
0, STREAM_TOCLIENT, 0 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:\"dummyone\"; fast_pattern:0,3; http_server_body; sid:1;)";
int result = RunTest(steps, sig, NULL);
SCFree(http_buf);
return result;
}
static int DetectEngineHttpClientBodyTest30(void)
{
const char yaml[] = "\
%YAML 1.1\n\
---\n\
libhtp:\n\
\n\
default-config:\n\
personality: IDS\n\
request-body-limit: 0\n\
response-body-limit: 0\n\
\n\
request-body-inspect-window: 0\n\
response-body-inspect-window: 0\n\
request-body-minimal-inspect-size: 0\n\
response-body-minimal-inspect-size: 0\n\
";
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 0 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:\"bags\"; within:4; http_client_body; sid:1;)";
return RunTest(steps, sig, yaml);
}
static int DetectEngineHttpClientBodyTest31(void)
{
const char yaml[] = "\
%YAML 1.1\n\
---\n\
libhtp:\n\
\n\
default-config:\n\
personality: IDS\n\
request-body-limit: 0\n\
response-body-limit: 0\n\
\n\
request-body-inspect-window: 0\n\
response-body-inspect-window: 0\n\
request-body-minimal-inspect-size: 0\n\
response-body-minimal-inspect-size: 0\n\
";
struct TestSteps steps[] = {
{ (const uint8_t *)"GET /index.html HTTP/1.1\r\n"
"Host: www.openinfosecfoundation.org\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 46\r\n"
"\r\n"
"This is dummy body1",
0, STREAM_TOSERVER, 0 },
{ (const uint8_t *)"This is dummy message body2",
0, STREAM_TOSERVER, 0 },
{ NULL, 0, 0, 0 },
};
const char *sig = "alert http any any -> any any (content:\"bags\"; depth:4; http_client_body; sid:1;)";
return RunTest(steps, sig, yaml);
}
/**
* \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:
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:
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:
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:
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:
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);
FLOWLOCK_WRLOCK(&f);
int r = AppLayerParserParse(NULL, 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;
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
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)
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);
FLOWLOCK_WRLOCK(&f);
int r = AppLayerParserParse(NULL, 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;
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
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;
}
FLOWLOCK_WRLOCK(&f);
r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_HTTP,
STREAM_TOSERVER, http2_buf, http2_len);
if (r != 0) {
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
/* 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)
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);
FLOWLOCK_WRLOCK(&f);
int r = AppLayerParserParse(NULL, 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;
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
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;
}
FLOWLOCK_WRLOCK(&f);
r = AppLayerParserParse(NULL, 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;
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
/* 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)
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);
FLOWLOCK_WRLOCK(&f);
int r = AppLayerParserParse(NULL, 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;
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
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;
}
FLOWLOCK_WRLOCK(&f);
r = AppLayerParserParse(NULL, 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;
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
/* 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)
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);
FLOWLOCK_WRLOCK(&f);
int r = AppLayerParserParse(NULL, 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;
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
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;
}
FLOWLOCK_WRLOCK(&f);
r = AppLayerParserParse(NULL, 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;
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
/* 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)
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);
FLOWLOCK_WRLOCK(&f);
int r = AppLayerParserParse(NULL, 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;
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
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)
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);
FLOWLOCK_WRLOCK(&f);
int r = AppLayerParserParse(NULL, 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;
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
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)
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);
FLOWLOCK_WRLOCK(&f);
int r = AppLayerParserParse(NULL, 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;
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
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)
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);
FLOWLOCK_WRLOCK(&f);
int r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_HTTP,
STREAM_TOSERVER, httpbuf1, httplen1);
if (r != 0) {
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
/* do detect */
SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
if (PacketAlertCheck(p, 1)) {
printf("sig 1 alerted: ");
goto end;
}
p->alerts.cnt = 0;
FLOWLOCK_WRLOCK(&f);
r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_HTTP,
STREAM_TOSERVER, httpbuf2, httplen2);
if (r != 0) {
printf("toserver chunk 2 returned %" PRId32 ", expected 0: ", r);
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
/* do detect */
SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
if (PacketAlertCheck(p, 1)) {
printf("sig 1 alerted (2): ");
FLOWLOCK_UNLOCK(&f);
goto end;
}
p->alerts.cnt = 0;
FLOWLOCK_WRLOCK(&f);
r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_HTTP,
STREAM_TOSERVER, httpbuf3, httplen3);
if (r != 0) {
printf("toserver chunk 3 returned %" PRId32 ", expected 0: ", r);
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
/* 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;
FLOWLOCK_WRLOCK(&f);
r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_HTTP,
STREAM_TOSERVER, httpbuf4, httplen4);
if (r != 0) {
printf("toserver chunk 4 returned %" PRId32 ", expected 0: ", r);
result = 0;
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
/* 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;
FLOWLOCK_WRLOCK(&f);
r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_HTTP,
STREAM_TOSERVER, httpbuf5, httplen5);
if (r != 0) {
printf("toserver chunk 5 returned %" PRId32 ", expected 0: ", r);
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
/* 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;
FLOWLOCK_WRLOCK(&f);
r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_HTTP,
STREAM_TOSERVER, httpbuf6, httplen6);
if (r != 0) {
printf("toserver chunk 6 returned %" PRId32 ", expected 0: ", r);
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
/* 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");
FLOWLOCK_WRLOCK(&f);
r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_HTTP,
STREAM_TOSERVER, httpbuf7, httplen7);
if (r != 0) {
printf("toserver chunk 7 returned %" PRId32 ", expected 0: ", r);
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
/* 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(&f, 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) {
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);
FLOWLOCK_WRLOCK(&f);
int r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_HTTP,
STREAM_TOSERVER, httpbuf1, httplen1);
if (r != 0) {
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
/* do detect */
SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
if (PacketAlertCheck(p, 1)) {
printf("sig 1 alerted: ");
goto end;
}
p->alerts.cnt = 0;
FLOWLOCK_WRLOCK(&f);
r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_HTTP,
STREAM_TOSERVER, httpbuf2, httplen2);
if (r != 0) {
printf("toserver chunk 2 returned %" PRId32 ", expected 0: ", r);
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
/* 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;
FLOWLOCK_WRLOCK(&f);
r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_HTTP,
STREAM_TOSERVER, httpbuf3, httplen3);
if (r != 0) {
printf("toserver chunk 3 returned %" PRId32 ", expected 0: ", r);
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
/* 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;
FLOWLOCK_WRLOCK(&f);
r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_HTTP,
STREAM_TOSERVER, httpbuf4, httplen4);
if (r != 0) {
printf("toserver chunk 4 returned %" PRId32 ", expected 0: ", r);
result = 0;
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
/* 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;
FLOWLOCK_WRLOCK(&f);
r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_HTTP,
STREAM_TOSERVER, httpbuf5, httplen5);
if (r != 0) {
printf("toserver chunk 5 returned %" PRId32 ", expected 0: ", r);
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
/* 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;
FLOWLOCK_WRLOCK(&f);
r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_HTTP,
STREAM_TOSERVER, httpbuf6, httplen6);
if (r != 0) {
printf("toserver chunk 6 returned %" PRId32 ", expected 0: ", r);
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
/* 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");
FLOWLOCK_WRLOCK(&f);
r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_HTTP,
STREAM_TOSERVER, httpbuf7, httplen7);
if (r != 0) {
printf("toserver chunk 7 returned %" PRId32 ", expected 0: ", r);
FLOWLOCK_UNLOCK(&f);
goto end;
}
FLOWLOCK_UNLOCK(&f);
/* 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(&f, 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 (StreamingBufferSegmentCompareRawData(htud->request_body.sb, &cur->sbseg,
(uint8_t *)"Body one!!", 10) != 1)
{
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 (StreamingBufferSegmentCompareRawData(htud->request_body.sb, &cur->sbseg,
(uint8_t *)"Body two!!", 10) != 1)
{
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) {
DetectEngineCtxFree(de_ctx);
}
StreamTcpFreeConfig(TRUE);
FLOW_DESTROY(&f);
UTHFreePacket(p);
return result;
}
static 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[g_http_client_body_buffer_id] == NULL) {
printf("de_ctx->sig_list->sm_lists[g_http_client_body_buffer_id] == 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[g_http_client_body_buffer_id]->prev->ctx;
DetectContentData *hcbd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->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:
DetectEngineCtxFree(de_ctx);
return result;
}
static 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[g_http_client_body_buffer_id] == NULL) {
printf("de_ctx->sig_list->sm_lists[g_http_client_body_buffer_id] == 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[g_http_client_body_buffer_id]->prev->ctx;
DetectContentData *hcbd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->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:
DetectEngineCtxFree(de_ctx);
return result;
}
static 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[g_http_client_body_buffer_id] == NULL) {
printf("de_ctx->sig_list->sm_lists[g_http_client_body_buffer_id] == 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[g_http_client_body_buffer_id]->prev->ctx;
DetectContentData *hcbd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->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:
DetectEngineCtxFree(de_ctx);
return result;
}
static 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[g_http_client_body_buffer_id] == NULL) {
printf("de_ctx->sig_list->sm_lists[g_http_client_body_buffer_id] == 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[g_http_client_body_buffer_id]->prev->ctx;
DetectContentData *hcbd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->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:
DetectEngineCtxFree(de_ctx);
return result;
}
static 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[g_http_client_body_buffer_id] == NULL) {
printf("de_ctx->sig_list->sm_lists[g_http_client_body_buffer_id] == 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[g_http_client_body_buffer_id]->prev->ctx;
DetectContentData *hcbd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->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:
DetectEngineCtxFree(de_ctx);
return result;
}
static 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:
DetectEngineCtxFree(de_ctx);
return result;
}
static 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[g_http_client_body_buffer_id] == NULL) {
printf("de_ctx->sig_list->sm_lists[g_http_client_body_buffer_id] == 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[g_http_client_body_buffer_id]->prev->ctx;
DetectContentData *hcbd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->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:
DetectEngineCtxFree(de_ctx);
return result;
}
static 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[g_http_client_body_buffer_id] == NULL) {
printf("de_ctx->sig_list->sm_lists[g_http_client_body_buffer_id] == NULL\n");
goto end;
}
DetectContentData *hcbd1 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->prev->ctx;
DetectContentData *hcbd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->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:
DetectEngineCtxFree(de_ctx);
return result;
}
static 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[g_http_client_body_buffer_id] == NULL) {
printf("de_ctx->sig_list->sm_lists[g_http_client_body_buffer_id] == NULL\n");
goto end;
}
DetectContentData *hcbd1 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->prev->ctx;
DetectContentData *hcbd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->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:
DetectEngineCtxFree(de_ctx);
return result;
}
static 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:
DetectEngineCtxFree(de_ctx);
return result;
}
static 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:
DetectEngineCtxFree(de_ctx);
return result;
}
static 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:
DetectEngineCtxFree(de_ctx);
return result;
}
static 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[g_http_client_body_buffer_id] == NULL) {
printf("de_ctx->sig_list->sm_lists[g_http_client_body_buffer_id] == NULL\n");
goto end;
}
if (de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id] == NULL ||
de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->type != DETECT_CONTENT ||
de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->prev == NULL ||
de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->prev->type != DETECT_PCRE) {
goto end;
}
DetectPcreData *pd1 = (DetectPcreData *)de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->prev->ctx;
DetectContentData *hcbd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->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:
DetectEngineCtxFree(de_ctx);
return result;
}
static 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[g_http_client_body_buffer_id] == NULL) {
printf("de_ctx->sig_list->sm_lists[g_http_client_body_buffer_id] == NULL\n");
goto end;
}
if (de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id] == NULL ||
de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->type != DETECT_PCRE ||
de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->prev == NULL ||
de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->prev->type != DETECT_CONTENT) {
goto end;
}
DetectContentData *hcbd1 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->prev->ctx;
DetectPcreData *pd2 = (DetectPcreData *)de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->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:
DetectEngineCtxFree(de_ctx);
return result;
}
static 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[g_http_client_body_buffer_id] == NULL) {
printf("de_ctx->sig_list->sm_lists[g_http_client_body_buffer_id] == NULL\n");
goto end;
}
if (de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id] == NULL ||
de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->type != DETECT_CONTENT ||
de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->prev == NULL ||
de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->prev->type != DETECT_PCRE) {
goto end;
}
DetectPcreData *pd1 = (DetectPcreData *)de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->prev->ctx;
DetectContentData *hcbd2 = (DetectContentData *)de_ctx->sig_list->sm_lists_tail[g_http_client_body_buffer_id]->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:
DetectEngineCtxFree(de_ctx);
return result;
}
static int DetectHttpClientBodyIsdataatParseTest(void)
{
DetectEngineCtx *de_ctx = DetectEngineCtxInit();
FAIL_IF_NULL(de_ctx);
de_ctx->flags |= DE_QUIET;
Signature *s = DetectEngineAppendSig(de_ctx,
"alert tcp any any -> any any ("
"content:\"one\"; http_client_body; "
"isdataat:!4,relative; sid:1;)");
FAIL_IF_NULL(s);
SigMatch *sm = s->init_data->smlists_tail[g_http_client_body_buffer_id];
FAIL_IF_NULL(sm);
FAIL_IF_NOT(sm->type == DETECT_ISDATAAT);
DetectIsdataatData *data = (DetectIsdataatData *)sm->ctx;
FAIL_IF_NOT(data->flags & ISDATAAT_RELATIVE);
FAIL_IF_NOT(data->flags & ISDATAAT_NEGATED);
FAIL_IF(data->flags & ISDATAAT_RAWBYTES);
DetectEngineCtxFree(de_ctx);
PASS;
}
void DetectHttpClientBodyRegisterTests(void)
{
UtRegisterTest("DetectHttpClientBodyParserTest01", DetectHttpClientBodyParserTest01);
UtRegisterTest("DetectHttpClientBodyParserTest02", DetectHttpClientBodyParserTest02);
UtRegisterTest("DetectHttpClientBodyTest01", DetectHttpClientBodyTest01);
UtRegisterTest("DetectHttpClientBodyTest02", DetectHttpClientBodyTest02);
UtRegisterTest("DetectHttpClientBodyTest03", DetectHttpClientBodyTest03);
UtRegisterTest("DetectHttpClientBodyTest04", DetectHttpClientBodyTest04);
UtRegisterTest("DetectHttpClientBodyTest05", DetectHttpClientBodyTest05);
UtRegisterTest("DetectHttpClientBodyTest06", DetectHttpClientBodyTest06);
UtRegisterTest("DetectHttpClientBodyTest07", DetectHttpClientBodyTest07);
UtRegisterTest("DetectHttpClientBodyTest08", DetectHttpClientBodyTest08);
UtRegisterTest("DetectHttpClientBodyTest09", DetectHttpClientBodyTest09);
UtRegisterTest("DetectHttpClientBodyTest10", DetectHttpClientBodyTest10);
UtRegisterTest("DetectHttpClientBodyTest11", DetectHttpClientBodyTest11);
UtRegisterTest("DetectHttpClientBodyTest12", DetectHttpClientBodyTest12);
UtRegisterTest("DetectHttpClientBodyTest13", DetectHttpClientBodyTest13);
UtRegisterTest("DetectHttpClientBodyTest14", DetectHttpClientBodyTest14);
UtRegisterTest("DetectHttpClientBodyTest15", DetectHttpClientBodyTest15);
UtRegisterTest("DetectHttpClientBodyTest22", DetectHttpClientBodyTest22);
UtRegisterTest("DetectHttpClientBodyTest23", DetectHttpClientBodyTest23);
UtRegisterTest("DetectHttpClientBodyTest24", DetectHttpClientBodyTest24);
UtRegisterTest("DetectHttpClientBodyTest25", DetectHttpClientBodyTest25);
UtRegisterTest("DetectHttpClientBodyTest26", DetectHttpClientBodyTest26);
UtRegisterTest("DetectHttpClientBodyTest27", DetectHttpClientBodyTest27);
UtRegisterTest("DetectHttpClientBodyTest28", DetectHttpClientBodyTest28);
UtRegisterTest("DetectHttpClientBodyTest29", DetectHttpClientBodyTest29);
UtRegisterTest("DetectHttpClientBodyTest30", DetectHttpClientBodyTest30);
UtRegisterTest("DetectHttpClientBodyTest31", DetectHttpClientBodyTest31);
UtRegisterTest("DetectHttpClientBodyTest32", DetectHttpClientBodyTest32);
UtRegisterTest("DetectHttpClientBodyTest33", DetectHttpClientBodyTest33);
UtRegisterTest("DetectHttpClientBodyTest34", DetectHttpClientBodyTest34);
UtRegisterTest("DetectHttpClientBodyTest35", DetectHttpClientBodyTest35);
UtRegisterTest("DetectHttpClientBodyTest36", DetectHttpClientBodyTest36);
UtRegisterTest("DetectHttpClientBodyIsdataatParseTest",
DetectHttpClientBodyIsdataatParseTest);
UtRegisterTest("DetectEngineHttpClientBodyTest01",
DetectEngineHttpClientBodyTest01);
UtRegisterTest("DetectEngineHttpClientBodyTest02",
DetectEngineHttpClientBodyTest02);
UtRegisterTest("DetectEngineHttpClientBodyTest03",
DetectEngineHttpClientBodyTest03);
UtRegisterTest("DetectEngineHttpClientBodyTest04",
DetectEngineHttpClientBodyTest04);
UtRegisterTest("DetectEngineHttpClientBodyTest05",
DetectEngineHttpClientBodyTest05);
UtRegisterTest("DetectEngineHttpClientBodyTest06",
DetectEngineHttpClientBodyTest06);
UtRegisterTest("DetectEngineHttpClientBodyTest07",
DetectEngineHttpClientBodyTest07);
UtRegisterTest("DetectEngineHttpClientBodyTest08",
DetectEngineHttpClientBodyTest08);
UtRegisterTest("DetectEngineHttpClientBodyTest09",
DetectEngineHttpClientBodyTest09);
UtRegisterTest("DetectEngineHttpClientBodyTest10",
DetectEngineHttpClientBodyTest10);
UtRegisterTest("DetectEngineHttpClientBodyTest11",
DetectEngineHttpClientBodyTest11);
UtRegisterTest("DetectEngineHttpClientBodyTest12",
DetectEngineHttpClientBodyTest12);
UtRegisterTest("DetectEngineHttpClientBodyTest13",
DetectEngineHttpClientBodyTest13);
UtRegisterTest("DetectEngineHttpClientBodyTest14",
DetectEngineHttpClientBodyTest14);
UtRegisterTest("DetectEngineHttpClientBodyTest15",
DetectEngineHttpClientBodyTest15);
UtRegisterTest("DetectEngineHttpClientBodyTest16",
DetectEngineHttpClientBodyTest16);
UtRegisterTest("DetectEngineHttpClientBodyTest17",
DetectEngineHttpClientBodyTest17);
UtRegisterTest("DetectEngineHttpClientBodyTest18",
DetectEngineHttpClientBodyTest18);
UtRegisterTest("DetectEngineHttpClientBodyTest19",
DetectEngineHttpClientBodyTest19);
UtRegisterTest("DetectEngineHttpClientBodyTest20",
DetectEngineHttpClientBodyTest20);
UtRegisterTest("DetectEngineHttpClientBodyTest21",
DetectEngineHttpClientBodyTest21);
UtRegisterTest("DetectEngineHttpClientBodyTest22",
DetectEngineHttpClientBodyTest22);
UtRegisterTest("DetectEngineHttpClientBodyTest23",
DetectEngineHttpClientBodyTest23);
UtRegisterTest("DetectEngineHttpClientBodyTest24",
DetectEngineHttpClientBodyTest24);
UtRegisterTest("DetectEngineHttpClientBodyTest25",
DetectEngineHttpClientBodyTest25);
UtRegisterTest("DetectEngineHttpClientBodyTest26",
DetectEngineHttpClientBodyTest26);
UtRegisterTest("DetectEngineHttpClientBodyTest27",
DetectEngineHttpClientBodyTest27);
UtRegisterTest("DetectEngineHttpClientBodyTest28",
DetectEngineHttpClientBodyTest28);
UtRegisterTest("DetectEngineHttpClientBodyTest29",
DetectEngineHttpClientBodyTest29);
UtRegisterTest("DetectEngineHttpClientBodyTest30",
DetectEngineHttpClientBodyTest30);
UtRegisterTest("DetectEngineHttpClientBodyTest31",
DetectEngineHttpClientBodyTest31);
}
#endif
/**
* @}
*/