Initial gRPC support

proxy-lttg.sh

@@ -0,0 +1,59 @@
+#!/bin/bash
+
+usage() {
+    >&2 echo "Usage: proxy-lttg <uuid@domain0.com:443:/svcpath>"
+}
+
+if [ -z "$1" ]; then
+    >&2 echo "Missing options"
+    usage
+    exit 1
+fi
+
+# uuid@domain0.com:443:/svcpath
+temp=$1
+options=(`echo $temp |tr '@' ' '`)
+id="${options[0]}"
+temp="${options[1]}"
+options=(`echo $temp |tr ':' ' '`)
+host="${options[0]}"
+port="${options[1]}"
+path="${options[2]}"
+
+if [ -z "${id}" ]; then
+    >&2 echo "Error: uuid undefined."
+    usage
+    exit 1
+fi
+
+if [ -z "${host}" ]; then
+    >&2 echo "Error: destination host undefined."
+    usage
+    exit 1
+fi
+
+if [ -z "${port}" ]; then
+    port=443
+fi
+
+if ! [ "${port}" -eq "${port}" ] 2>/dev/null; then >&2 echo "Port number must be numeric"; exit 1; fi
+
+Jusers=`echo '{}' |jq --arg uuid "${id}" '. += {"id":$uuid, "encryption":"none", "level":0}'`
+
+Jvnext=`echo '{}' | jq --arg host "${host}" --arg port "${port}" --argjson juser "${Jusers}" \
+'. += {"address":$host, "port":($port | tonumber), "users":[$juser]}' `
+
+JstreamSettings=`echo '{}' | jq --arg host "${host}" --arg path "${path}" \
+'. += {"network":"grpc", "security":"tls", "tlsSettings":{"serverName":$host}, "grpcSettings":{"serviceName":$path}}' `
+
+Joutbounds=`echo '{}' | jq --arg host "${host}" --argjson jvnext "${Jvnext}" --argjson jstreamSettings "${JstreamSettings}" \
+'. += { "protocol":"vless", "settings":{"vnext":[$jvnext]}, "streamSettings":$jstreamSettings }' `
+
+JibSOCKS=`echo '{}' | jq '. +={"port":1080, "listen":"0.0.0.0", "protocol":"socks", "settings":{"udp":true}}' `
+JibHTTP=`echo '{}' | jq '. +={"port":8123, "listen":"0.0.0.0", "protocol":"http"}' `
+
+jroot=`echo '{}' | jq --argjson jibsocks "${JibSOCKS}" --argjson jibhttp "${JibHTTP}" --argjson joutbounds "${Joutbounds}" \
+'. += {"log":{"loglevel":"warning"}, "inbounds":[$jibsocks, $jibhttp], "outbounds":[$joutbounds]}' `
+
+echo "$jroot"
+exit 0