Modify DNS strategy logic to use ping for detecting IPv4 and IPv6 network connectivity.

Author: fscarmen

docker_init.sh

@@ -1095,7 +1095,7 @@ vless://${UUID}@${SERVER_IP_1}:${PORT_GRPC_REALITY}?security=reality&sni=addons.
 
   # 生成 Sing-box 订阅文件
   [ "${XTLS_REALITY}" = 'true' ] &&
-  local INBOUND_REPLACE+=" { \"type\": \"vless\", \"tag\": \"${NODE_NAME} xtls-reality\", \"server\":\"${SERVER_IP}\", \"server_port\":${PORT_XTLS_REALITY}, \"uuid\":\"${UUID}\", \"flow\":\"\", \"packet_encoding\":\"xudp\", \"tls\":{ \"enabled\":true, \"server_name\":\"addons.mozilla.org\", \"utls\":{ \"enabled\":true, \"fingerprint\":\"chrome\" }, \"reality\":{ \"enabled\":true, \"public_key\":\"${REALITY_PUBLIC}\", \"short_id\":\"\" } }, \"multiplex\": { \"enabled\": true, \"protocol\": \"h2mux\", \"max_connections\": 8, \"min_streams\": 16, \"padding\": true, \"brutal\":{ \"enabled\":true, \"up_mbps\":1000, \"down_mbps\":1000 } } }," &&
+  local INBOUND_REPLACE+=" { \"type\": \"vless\", \"tag\": \"${NODE_NAME} xtls-reality\", \"server\":\"${SERVER_IP}\", \"server_port\":${PORT_XTLS_REALITY}, \"uuid\":\"${UUID}\", \"flow\":\"\", \"packet_encoding\":\"\", \"tls\":{ \"enabled\":true, \"server_name\":\"addons.mozilla.org\", \"utls\":{ \"enabled\":true, \"fingerprint\":\"chrome\" }, \"reality\":{ \"enabled\":true, \"public_key\":\"${REALITY_PUBLIC}\", \"short_id\":\"\" } }, \"multiplex\": { \"enabled\": true, \"protocol\": \"h2mux\", \"max_connections\": 8, \"min_streams\": 16, \"padding\": true, \"brutal\":{ \"enabled\":true, \"up_mbps\":1000, \"down_mbps\":1000 } } }," &&
   local NODE_REPLACE+="\"${NODE_NAME} xtls-reality\","
 
   if [ "${HYSTERIA2}" = 'true' ]; then
@@ -1129,11 +1129,11 @@ vless://${UUID}@${SERVER_IP_1}:${PORT_GRPC_REALITY}?security=reality&sni=addons.
   local NODE_REPLACE+="\"${NODE_NAME} vless-ws-tls\","
 
   [ "${H2_REALITY}" = 'true' ] &&
-  local INBOUND_REPLACE+=" { \"type\": \"vless\", \"tag\": \"${NODE_NAME} h2-reality\", \"server\": \"${SERVER_IP}\", \"server_port\": ${PORT_H2_REALITY}, \"uuid\":\"${UUID}\", \"tls\": { \"enabled\":true, \"server_name\":\"addons.mozilla.org\", \"utls\": { \"enabled\":true, \"fingerprint\":\"chrome\" }, \"reality\":{ \"enabled\":true, \"public_key\":\"${REALITY_PUBLIC}\", \"short_id\":\"\" } }, \"packet_encoding\": \"xudp\", \"transport\": { \"type\": \"http\" } }," &&
+  local INBOUND_REPLACE+=" { \"type\": \"vless\", \"tag\": \"${NODE_NAME} h2-reality\", \"server\": \"${SERVER_IP}\", \"server_port\": ${PORT_H2_REALITY}, \"uuid\":\"${UUID}\", \"tls\": { \"enabled\":true, \"server_name\":\"addons.mozilla.org\", \"utls\": { \"enabled\":true, \"fingerprint\":\"chrome\" }, \"reality\":{ \"enabled\":true, \"public_key\":\"${REALITY_PUBLIC}\", \"short_id\":\"\" } }, \"packet_encoding\": \"\", \"transport\": { \"type\": \"http\" } }," &&
   local NODE_REPLACE+="\"${NODE_NAME} h2-reality\","
 
   [ "${GRPC_REALITY}" = 'true' ] &&
-  local INBOUND_REPLACE+=" { \"type\": \"vless\", \"tag\": \"${NODE_NAME} grpc-reality\", \"server\": \"${SERVER_IP}\", \"server_port\": ${PORT_GRPC_REALITY}, \"uuid\":\"${UUID}\", \"tls\": { \"enabled\":true, \"server_name\":\"addons.mozilla.org\", \"utls\": { \"enabled\":true, \"fingerprint\":\"chrome\" }, \"reality\":{ \"enabled\":true, \"public_key\":\"${REALITY_PUBLIC}\", \"short_id\":\"\" } }, \"packet_encoding\": \"xudp\", \"transport\": { \"type\": \"grpc\", \"service_name\": \"grpc\" } }," &&
+  local INBOUND_REPLACE+=" { \"type\": \"vless\", \"tag\": \"${NODE_NAME} grpc-reality\", \"server\": \"${SERVER_IP}\", \"server_port\": ${PORT_GRPC_REALITY}, \"uuid\":\"${UUID}\", \"tls\": { \"enabled\":true, \"server_name\":\"addons.mozilla.org\", \"utls\": { \"enabled\":true, \"fingerprint\":\"chrome\" }, \"reality\":{ \"enabled\":true, \"public_key\":\"${REALITY_PUBLIC}\", \"short_id\":\"\" } }, \"packet_encoding\": \"\", \"transport\": { \"type\": \"grpc\", \"service_name\": \"grpc\" } }," &&
   local NODE_REPLACE+="\"${NODE_NAME} grpc-reality\","
 
   [ "${ANYTLS}" = 'true' ] &&

sing-box.sh

@@ -2665,7 +2665,7 @@ anytls://${UUID[21]}@${SERVER_IP_1}:${PORT_ANYTLS}/?insecure=1#${NODE_NAME[21]}%
 
   # 生成 Sing-box 订阅文件
   [ -n "$PORT_XTLS_REALITY" ] &&
-  local INBOUND_REPLACE+=" { \"type\": \"vless\", \"tag\": \"${NODE_NAME[11]} ${NODE_TAG[0]}\", \"server\":\"${SERVER_IP}\", \"server_port\":${PORT_XTLS_REALITY}, \"uuid\":\"${UUID[11]}\", \"flow\":\"\", \"packet_encoding\":\"xudp\", \"tls\":{ \"enabled\":true, \"server_name\":\"${TLS_SERVER[11]}\", \"utls\":{ \"enabled\":true, \"fingerprint\":\"chrome\" }, \"reality\":{ \"enabled\":true, \"public_key\":\"${REALITY_PUBLIC[11]}\", \"short_id\":\"\" } }, \"multiplex\": { \"enabled\": true, \"protocol\": \"h2mux\", \"max_connections\": 8, \"min_streams\": 16, \"padding\": true, \"brutal\":{ \"enabled\":${IS_BRUTAL}, \"up_mbps\":1000, \"down_mbps\":1000 } } }," &&
+  local INBOUND_REPLACE+=" { \"type\": \"vless\", \"tag\": \"${NODE_NAME[11]} ${NODE_TAG[0]}\", \"server\":\"${SERVER_IP}\", \"server_port\":${PORT_XTLS_REALITY}, \"uuid\":\"${UUID[11]}\", \"flow\":\"\", \"packet_encoding\":\"\", \"tls\":{ \"enabled\":true, \"server_name\":\"${TLS_SERVER[11]}\", \"utls\":{ \"enabled\":true, \"fingerprint\":\"chrome\" }, \"reality\":{ \"enabled\":true, \"public_key\":\"${REALITY_PUBLIC[11]}\", \"short_id\":\"\" } }, \"multiplex\": { \"enabled\": true, \"protocol\": \"h2mux\", \"max_connections\": 8, \"min_streams\": 16, \"padding\": true, \"brutal\":{ \"enabled\":${IS_BRUTAL}, \"up_mbps\":1000, \"down_mbps\":1000 } } }," &&
   local NODE_REPLACE+="\"${NODE_NAME[11]} ${NODE_TAG[0]}\","
 
   if [ -n "$PORT_HYSTERIA2" ]; then
@@ -2726,13 +2726,13 @@ anytls://${UUID[21]}@${SERVER_IP_1}:${PORT_ANYTLS}/?insecure=1#${NODE_NAME[21]}%
   fi
 
   [ -n "$PORT_H2_REALITY" ] &&
-  local REALITY_H2_INBOUND=" { \"type\": \"vless\", \"tag\": \"${NODE_NAME[19]} ${NODE_TAG[8]}\", \"server\": \"${SERVER_IP}\", \"server_port\": ${PORT_H2_REALITY}, \"uuid\":\"${UUID[19]}\", \"tls\": { \"enabled\":true, \"server_name\":\"${TLS_SERVER[19]}\", \"utls\": { \"enabled\":true, \"fingerprint\":\"chrome\" }, \"reality\":{ \"enabled\":true, \"public_key\":\"${REALITY_PUBLIC[19]}\", \"short_id\":\"\" } }, \"packet_encoding\": \"xudp\", \"transport\": { \"type\": \"http\" } }," &&
+  local REALITY_H2_INBOUND=" { \"type\": \"vless\", \"tag\": \"${NODE_NAME[19]} ${NODE_TAG[8]}\", \"server\": \"${SERVER_IP}\", \"server_port\": ${PORT_H2_REALITY}, \"uuid\":\"${UUID[19]}\", \"tls\": { \"enabled\":true, \"server_name\":\"${TLS_SERVER[19]}\", \"utls\": { \"enabled\":true, \"fingerprint\":\"chrome\" }, \"reality\":{ \"enabled\":true, \"public_key\":\"${REALITY_PUBLIC[19]}\", \"short_id\":\"\" } }, \"packet_encoding\": \"\", \"transport\": { \"type\": \"http\" } }," &&
   local REALITY_H2_NODE="\"${NODE_NAME[19]} ${NODE_TAG[8]}\"" &&
   local NODE_REPLACE+="${REALITY_H2_NODE}," &&
   local INBOUND_REPLACE+=" ${REALITY_H2_INBOUND}"
 
   [ -n "$PORT_GRPC_REALITY" ] &&
-  local INBOUND_REPLACE+=" { \"type\": \"vless\", \"tag\": \"${NODE_NAME[20]} ${NODE_TAG[9]}\", \"server\": \"${SERVER_IP}\", \"server_port\": ${PORT_GRPC_REALITY}, \"uuid\":\"${UUID[20]}\", \"tls\": { \"enabled\":true, \"server_name\":\"${TLS_SERVER[20]}\", \"utls\": { \"enabled\":true, \"fingerprint\":\"chrome\" }, \"reality\":{ \"enabled\":true, \"public_key\":\"${REALITY_PUBLIC[20]}\", \"short_id\":\"\" } }, \"packet_encoding\": \"xudp\", \"transport\": { \"type\": \"grpc\", \"service_name\": \"grpc\" } }," &&
+  local INBOUND_REPLACE+=" { \"type\": \"vless\", \"tag\": \"${NODE_NAME[20]} ${NODE_TAG[9]}\", \"server\": \"${SERVER_IP}\", \"server_port\": ${PORT_GRPC_REALITY}, \"uuid\":\"${UUID[20]}\", \"tls\": { \"enabled\":true, \"server_name\":\"${TLS_SERVER[20]}\", \"utls\": { \"enabled\":true, \"fingerprint\":\"chrome\" }, \"reality\":{ \"enabled\":true, \"public_key\":\"${REALITY_PUBLIC[20]}\", \"short_id\":\"\" } }, \"packet_encoding\": \"\", \"transport\": { \"type\": \"grpc\", \"service_name\": \"grpc\" } }," &&
   local NODE_REPLACE+="\"${NODE_NAME[20]} ${NODE_TAG[9]}\","
 
   [ -n "$PORT_ANYTLS" ] &&