TSG-2612 tfe 执行 TCP Options

conf/tfe/tfe.conf

@@ -55,6 +55,8 @@ untrusted_ca_path=resource/tfe/tango-ca-untrust-ca.pem
 enable_health_check=1
 
 [debug]
+# 1 : enforce tcp passthrough
+# 0 : Whether to passthrough depends on the tcp_options in cmsg
 passthrough_all_tcp=0
 
 [ratelimit]
@@ -64,11 +66,18 @@ passthrough_all_tcp=0
 #write_burst=200000
 
 [tcp]
+sz_rcv_buffer=0
+sz_snd_buffer=0
+
+# 1 : use tcp_options in tfe.conf
+# 0 : use tcp_options in cmsg
+enable_overwrite=0
+tcp_nodelay=1
 so_keepalive=1
 tcp_keepcnt=8
 tcp_keepintvl=15
 tcp_keepidle=30
-tcp_user_timeout=30
+tcp_user_timeout=600
 tcp_ttl_upstream=75
 tcp_ttl_downstream=70