gfwleak/tango-kni
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保证pinnig链接计数时间与intecept的链接计数时间保持一致统计tntercept动作放入kni,修改tsg_entry代码

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This commit is contained in:
fumingwei
2020-05-18 12:04:28 +08:00
parent 91ba573566
commit 8e7e9da519
1 changed files with 22 additions and 0 deletions
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22
entry/src/kni_entry.cpp
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@@ -28,6 +28,7 @@ extern "C" {
}
#endif
#include "kni_tun.h"
#include "tsg/tsg_statistic.h"
struct kni_handle *g_kni_handle = NULL;
struct kni_field_stat_handle *g_kni_fs_handle = NULL;
@@ -122,6 +123,7 @@ struct pme_info{
int has_dup_syn_ack;
struct dup_traffic_dabloom_key *syn_packet;
struct dup_traffic_dabloom_key *syn_ack_packet;
struct _traffic_info traffic_info;
};
struct wrapped_packet{
@@ -344,6 +346,7 @@ static int log_generate(struct pme_info *pmeinfo){
ret, pmeinfo->stream_traceid);
goto error_out;
}
tsg_set_intercept_flow(&pmeinfo->maat_result, &pmeinfo->traffic_info,0);
FS_operate(g_kni_fs_handle->handle, g_kni_fs_handle->fields[KNI_FIELD_SENDLOG_SUCC], 0, FS_OP_ADD, 1);
return 0;
@@ -1265,12 +1268,31 @@ static char data_opstate(struct streaminfo *stream, struct pme_info *pmeinfo, co
return APP_STATE_FAWPKT | APP_STATE_GIVEME;
}
static int kni_set_policy_into_pem_info(const struct streaminfo *a_stream, struct pme_info *pmeinfo)
{
struct _traffic_info *traffic_info = &(pmeinfo->traffic_info);
int value_len=sizeof(unsigned long long);
if(a_stream == NULL || pmeinfo == NULL)
return -1;
traffic_info->con_num = 1;
MESA_get_stream_opt(a_stream, MSO_TOTAL_INBOUND_BYTE, (void *)&traffic_info->in_bytes, &value_len);
MESA_get_stream_opt(a_stream, MSO_TOTAL_INBOUND_PKT, (void *)&traffic_info->in_packets, &value_len);
MESA_get_stream_opt(a_stream, MSO_TOTAL_OUTBOUND_BYTE, (void *)&traffic_info->out_bytes, &value_len);
MESA_get_stream_opt(a_stream, MSO_TOTAL_OUTBOUND_PKT, (void *)&traffic_info->out_packets, &value_len);
return 0;
}
static char close_opstate(const struct streaminfo *stream, struct pme_info *pmeinfo, int thread_seq){
//close: because of timeout, return value has no meaning
switch(pmeinfo->action){
case KNI_ACTION_INTERCEPT:
TLD_append_streaminfo(g_tsg_log_instance, pmeinfo->tld_handle, (struct streaminfo*)pmeinfo->stream);
kni_set_policy_into_pem_info(stream,pmeinfo);
//reset clock: when sapp end, start clock
MESA_htable_search(g_kni_handle->traceid2pme_htable, (const unsigned char*)pmeinfo->stream_traceid,
strnlen(pmeinfo->stream_traceid, sizeof(pmeinfo->stream_traceid)));