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支持识别出SSL协议后，继续识别上层应用协议(HTTPS\POP3\SMTPS\IAMPS等)

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控制调用printaddr，只有FATAL模式下才调用printaddr
This commit is contained in:
liuxueli
2021-04-19 20:37:05 +08:00
parent 117a3dfef1
commit 3cc8f23a5a
4 changed files with 103 additions and 76 deletions
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87
src/tsg_entry.cpp
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@@ -175,6 +175,21 @@ static int is_repetitive_protocol_id(unsigned short proto_id)
return 0;
}
static int is_only_monitor(struct Maat_rule_t *result, int hit_cnt)
{
int i=0;
for(i=0; i<hit_cnt; i++)
{
if(result[i].action==TSG_ACTION_BYPASS || result[i].action==TSG_ACTION_INTERCEPT || result[i].action==TSG_ACTION_DENY)
{
return 0;
}
}
return 1;
}
static int get_default_policy(int compile_id, struct Maat_rule_t *result)
{
struct Maat_rule_t p_result={0};
@@ -219,7 +234,7 @@ static struct app_id_label *get_app_id_label(struct streaminfo *a_stream, struct
"READ_APP_ID_FLAG",
"Get app id label, app_id: %d addr: %s",
app_id_label->app_id,
printaddr(&a_stream->addr, thread_seq)
PRINTADDR(a_stream, g_tsg_para.level)
);
context->app_id=app_id_label->app_id;
return app_id_label;
@@ -419,7 +434,7 @@ static void copy_monitor_result(struct streaminfo *a_stream, struct master_conte
p_result[0].config_id,
p_result[0].service_id,
(unsigned char)p_result[0].action,
printaddr(&a_stream->addr, thread_seq)
PRINTADDR(a_stream, g_tsg_para.level)
);
}
@@ -448,7 +463,7 @@ static void copy_intercept_result(struct streaminfo *a_stream, struct master_con
"Add policy_priority_label failed, intercept policy, policy_id: %d action: %d addr: %s",
priority_label->result[0].config_id,
(unsigned char)priority_label->result[0].action,
printaddr(&a_stream->addr, thread_seq)
PRINTADDR(a_stream, g_tsg_para.level)
);
}
@@ -458,7 +473,7 @@ static void copy_intercept_result(struct streaminfo *a_stream, struct master_con
"Hit intercept policy, policy_id: %d action: %d addr: %s",
priority_label->result[0].config_id,
(unsigned char)priority_label->result[0].action,
printaddr(&a_stream->addr, thread_seq)
PRINTADDR(a_stream, g_tsg_para.level)
);
return ;
@@ -486,7 +501,7 @@ static void copy_deny_result(struct streaminfo *a_stream, struct master_context
p_result[0].config_id,
p_result[0].service_id,
(unsigned char)p_result[0].action,
printaddr(&a_stream->addr, thread_seq)
PRINTADDR(a_stream, g_tsg_para.level)
);
return ;
@@ -525,7 +540,7 @@ static void copy_bypass_result(struct streaminfo *a_stream, struct master_contex
p_result[0].config_id,
p_result[0].service_id,
(unsigned char)p_result[0].action,
printaddr(&a_stream->addr, thread_seq)
PRINTADDR(a_stream, g_tsg_para.level)
);
return ;
@@ -569,7 +584,7 @@ int is_intercept_exclusion(struct streaminfo *a_stream, Maat_rule_t *p_result, s
p_result->config_id,
p_result->service_id,
(unsigned char)p_result->action,
(g_tsg_para.level<RLOG_LV_FATAL ? printaddr(&a_stream->addr, thread_seq) : "")
PRINTADDR(a_stream, g_tsg_para.level)
);
return 1;
@@ -582,7 +597,7 @@ int is_intercept_exclusion(struct streaminfo *a_stream, Maat_rule_t *p_result, s
"Not hit %s stream_dir: %d addr: %s scan ret: %d",
identify_info->domain,
a_stream->dir,
(g_tsg_para.level<RLOG_LV_FATAL ? printaddr(&a_stream->addr, thread_seq) : ""),
PRINTADDR(a_stream, g_tsg_para.level),
ret
);
}
@@ -659,7 +674,7 @@ void set_session_attribute_label(struct streaminfo *a_stream, enum TSG_ATTRIBUTE
"Add internal_label failed, establish latency ms: %llu proto: %d addr: %s",
attribute_label->establish_latency_ms,
attribute_label->proto,
printaddr(&a_stream->addr, thread_seq)
PRINTADDR(a_stream, g_tsg_para.level)
);
}
}
@@ -1077,12 +1092,15 @@ extern "C" char TSG_MASTER_TCP_ENTRY(struct streaminfo *a_tcp, void **pme, int t
set_session_attribute_label(a_tcp, TSG_ATTRIBUTE_TYPE_PROTOCOL, (void *)(&identify_info.proto), thread_seq);
context->proto=identify_info.proto;
context->continue_scan_proto_id=APP_SCAN_FLAG_STOP;
if(identify_info.proto==PROTO_SSL)
{
set_session_attribute_label(a_tcp, TSG_ATTRIBUTE_TYPE_JA3_HASH, NULL, thread_seq);
}
else
{
context->continue_scan_proto_id=APP_SCAN_FLAG_STOP;
}
hit_num+=tsg_scan_shared_policy(g_tsg_maat_feather, a_tcp, &identify_info, result+hit_num, MAX_RESULT_NUM-hit_num, &context->mid, thread_seq);
}
@@ -1093,17 +1111,21 @@ extern "C" char TSG_MASTER_TCP_ENTRY(struct streaminfo *a_tcp, void **pme, int t
hit_num+=ret;
FS_operate(g_tsg_para.fs2_handle, g_tsg_para.fs2_field_id[TSG_FS2_HIT_ADDR], 0, FS_OP_ADD, 1);
}
if((is_only_monitor(result, hit_num)) && identify_info.proto!=PROTO_UNKONWN) // business deal action of monitor
{
hit_num=0;
}
break;
default:
break;
}
if(context->proto==PROTO_UNKONWN || context->proto>PROTO_APP || context->continue_scan_proto_id==APP_SCAN_FLAG_CONTINUE) /* support block/alert(deny), Do action in fw_http_plug */
if(context->proto==PROTO_UNKONWN || context->proto==PROTO_SSL || context->proto>PROTO_APP || context->continue_scan_proto_id==APP_SCAN_FLAG_CONTINUE) /* support block/alert(deny), Do action in fw_http_plug */
{
proto_id=get_basic_proto_id(a_tcp, context, thread_seq);
if(proto_id>0 && proto_id!=context->basic_proto_id)
{
context->proto=PROTO_APP;
context->proto=((context->proto==PROTO_SSL) ? PROTO_SSL : PROTO_APP);
context->basic_proto_id=proto_id;
l7_protocol=tsg_l7_protocol_id2name(g_tsg_log_instance, proto_id);
if(l7_protocol==NULL && proto_id==g_tsg_para.mail_proto_id)
@@ -1111,7 +1133,7 @@ extern "C" char TSG_MASTER_TCP_ENTRY(struct streaminfo *a_tcp, void **pme, int t
l7_protocol=(char *)"MAIL";
}
hit_num+=tsg_scan_app_id_policy(g_tsg_maat_feather, a_tcp, result, MAX_RESULT_NUM-hit_num, &context->mid, l7_protocol, proto_id, thread_seq);
hit_num+=tsg_scan_app_id_policy(g_tsg_maat_feather, a_tcp, result+hit_num, MAX_RESULT_NUM-hit_num, &context->mid, l7_protocol, proto_id, thread_seq);
}
}
@@ -1131,11 +1153,6 @@ extern "C" char TSG_MASTER_TCP_ENTRY(struct streaminfo *a_tcp, void **pme, int t
switch((unsigned char)p_result->action)
{
case TSG_ACTION_DENY:
if((context->result!=NULL && context->result[0].action==TSG_ACTION_BYPASS) || ((is_repetitive_protocol_id(context->proto)) && context->is_default_policy==0))
{
break;
}
user_region=(struct compile_user_region *)Maat_rule_get_ex_data(g_tsg_maat_feather, p_result, g_tsg_para.table_id[TABLE_SECURITY_COMPILE]);
if(user_region!=NULL)
{
@@ -1146,6 +1163,7 @@ extern "C" char TSG_MASTER_TCP_ENTRY(struct streaminfo *a_tcp, void **pme, int t
opt_value=1;
MESA_set_stream_opt(a_tcp, MSO_DROP_STREAM, (void *)&opt_value, sizeof(opt_value));
MESA_set_stream_opt(a_tcp, MSO_TIMEOUT, (void *)&g_tsg_para.timeout, sizeof(g_tsg_para.timeout));
copy_deny_result(a_tcp, context, p_result, thread_seq);
state=APP_STATE_DROPPKT|APP_STATE_DROPME;
break;
case TSG_METHOD_TYPE_RESET:
@@ -1166,15 +1184,19 @@ extern "C" char TSG_MASTER_TCP_ENTRY(struct streaminfo *a_tcp, void **pme, int t
MESA_set_stream_opt(a_tcp, MSO_DROP_STREAM, (void *)&opt_value, sizeof(opt_value));
MESA_set_stream_opt(a_tcp, MSO_TIMEOUT, (void *)&g_tsg_para.timeout, sizeof(g_tsg_para.timeout));
}
copy_deny_result(a_tcp, context, p_result, thread_seq);
state=APP_STATE_DROPPKT|APP_STATE_DROPME;
break;
case TSG_METHOD_TYPE_BLOCK:
case TSG_METHOD_TYPE_ALERT:
case TSG_METHOD_TYPE_REDIRECTION:
break;
default:
break;
}
security_compile_free(g_tsg_para.table_id[TABLE_SECURITY_COMPILE], p_result, NULL, (MAAT_RULE_EX_DATA *)&user_region, 0, NULL);
}
copy_deny_result(a_tcp, context, p_result, thread_seq);
break;
case TSG_ACTION_MONITOR:
copy_monitor_result(a_tcp, context, result, hit_num, thread_seq);
@@ -1239,9 +1261,8 @@ extern "C" char TSG_MASTER_UDP_ENTRY(struct streaminfo *a_udp, void **pme, int t
copy_identify_info(context, &identify_info, thread_seq);
set_session_attribute_label(a_udp, TSG_ATTRIBUTE_TYPE_PROTOCOL, (void *)&(identify_info.proto), thread_seq);
context->proto=identify_info.proto;
context->proto=identify_info.proto;
context->continue_scan_proto_id=APP_SCAN_FLAG_STOP;
hit_num+=tsg_scan_shared_policy(g_tsg_maat_feather, a_udp, &identify_info, result+hit_num, MAX_RESULT_NUM-hit_num, &context->mid, thread_seq);
}
@@ -1251,6 +1272,12 @@ extern "C" char TSG_MASTER_UDP_ENTRY(struct streaminfo *a_udp, void **pme, int t
hit_num+=ret;
FS_operate(g_tsg_para.fs2_handle, g_tsg_para.fs2_field_id[TSG_FS2_HIT_ADDR], 0, FS_OP_ADD, 1);
}
if((is_only_monitor(result, hit_num)) && identify_info.proto!=PROTO_UNKONWN) // business deal action of deny and monitor
{
hit_num=0;
}
break;
default:
break;
@@ -1281,10 +1308,11 @@ extern "C" char TSG_MASTER_UDP_ENTRY(struct streaminfo *a_udp, void **pme, int t
else
{
context->proto=PROTO_APP;
context->basic_proto_id=proto_id;
l7_protocol=tsg_l7_protocol_id2name(g_tsg_log_instance, proto_id);
hit_num+=tsg_scan_app_id_policy(g_tsg_maat_feather, a_udp, result, MAX_RESULT_NUM-hit_num, &context->mid, l7_protocol, proto_id, thread_seq);
}
context->basic_proto_id=proto_id;
l7_protocol=tsg_l7_protocol_id2name(g_tsg_log_instance, proto_id);
hit_num+=tsg_scan_app_id_policy(g_tsg_maat_feather, a_udp, result+hit_num, MAX_RESULT_NUM-hit_num, &context->mid, l7_protocol, proto_id, thread_seq);
}
}
@@ -1304,30 +1332,25 @@ extern "C" char TSG_MASTER_UDP_ENTRY(struct streaminfo *a_udp, void **pme, int t
switch((unsigned char)p_result->action)
{
case TSG_ACTION_DENY:
if((context->result!=NULL && context->result[0].action==TSG_ACTION_BYPASS) || ((is_repetitive_protocol_id(context->proto)) && context->is_default_policy==0))
{
break;
}
user_region=(struct compile_user_region *)Maat_rule_get_ex_data(g_tsg_maat_feather, p_result, g_tsg_para.table_id[TABLE_SECURITY_COMPILE]);
if(user_region!=NULL)
{
method_type=tsg_get_method_id(user_region->method);
switch(method_type)
{
case TSG_METHOD_TYPE_RESET:
case TSG_METHOD_TYPE_DROP:
opt_value=1;
MESA_set_stream_opt(a_udp, MSO_DROP_STREAM, (void *)&opt_value, sizeof(opt_value));
MESA_set_stream_opt(a_udp, MSO_TIMEOUT, (void *)&g_tsg_para.timeout, sizeof(g_tsg_para.timeout));
state=APP_STATE_DROPPKT|APP_STATE_DROPME;
MESA_set_stream_opt(a_udp, MSO_TIMEOUT, (void *)&g_tsg_para.timeout, sizeof(g_tsg_para.timeout));
break;
default:
break;
}
security_compile_free(g_tsg_para.table_id[TABLE_SECURITY_COMPILE], p_result, NULL, (MAAT_RULE_EX_DATA *)&user_region, 0, NULL);
}
copy_deny_result(a_udp, context, p_result, thread_seq);
state=APP_STATE_DROPPKT|APP_STATE_DROPME;
break;
case TSG_ACTION_MONITOR:
copy_monitor_result(a_udp, context, result, hit_num, thread_seq);