gfwleak/tango-tsg-master
Archived
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

TSG-9215: 修复tamper命中tcp后相同的数据包可能发送两次的问题

Browse Source
This commit is contained in:
yangwenlin
2021-12-29 17:26:50 +08:00
parent 759d9ec068
commit 4c5a8560c1
5 changed files with 45 additions and 40 deletions
Download Patch File Download Diff File Expand all files Collapse all files

31
src/tsg_action.cpp
View File

@@ -724,42 +724,37 @@ static unsigned char do_action_redirect_xxx(const struct streaminfo *a_stream, M
static unsigned char do_action_tamper(const struct streaminfo *a_stream, Maat_rule_t *p_result, struct compile_user_region *user_region, tsg_protocol_t protocol, const void *user_data)
{
if(user_region==NULL)
{
if(user_region==NULL){
return do_action_drop(a_stream, p_result, user_region, protocol, user_data);
}
struct tcpall_context * _context=(struct tcpall_context *)get_struct_project(a_stream, g_tsg_para.tcpall_project_id);
if(_context==NULL)
{
if(_context==NULL){
_context=(struct tcpall_context *)dictator_malloc(a_stream->threadnum, sizeof(struct tcpall_context));
memset(_context, 0, sizeof(struct tcpall_context));
set_struct_project(a_stream, g_tsg_para.tcpall_project_id, (void *)_context);
_context->method_type=TSG_METHOD_TYPE_TAMPER;
_context->tamper_count = 1;
_context->tamper_count = -1;
}else{
if(_context->method_type != TSG_METHOD_TYPE_TAMPER)
{
if(_context->method_type == TSG_METHOD_TYPE_UNKNOWN){
_context->method_type=TSG_METHOD_TYPE_TAMPER;
_context->tamper_count = 1;
}
else
{
//to do error log
//_context->method_type
_context->tamper_count = -1;
}else if (_context->method_type == TSG_METHOD_TYPE_TAMPER){
MESA_handle_runtime_log(g_tsg_para.logger,
RLOG_LV_DEBUG,
__FUNCTION__,
"_context->method_type : %d",
"Tamper is been processed, _context->method_type : %d",
_context->method_type);
return STATE_GIVEME;
}
}
if(0 == send_tamper_xxx(a_stream, user_data)){
return STATE_DROPPKT;
if(a_stream->type != STREAM_TYPE_TCP){
if(0 == send_tamper_xxx(a_stream, &_context->tamper_count, user_data)){
return STATE_DROPPKT;
}
}
return STATE_GIVEME;
}