Split gateway control and dataplane into separate services

entrypoint.sh

@@ -1,6 +1,7 @@
 #!/usr/bin/env bash
 set -euo pipefail
 
+APP_COMPONENT="${APP_COMPONENT:-combined}"
 TPROXY_PORT="${TPROXY_PORT:-7895}"
 TPROXY_MARK="${TPROXY_MARK:-1}"
 TPROXY_TABLE="${TPROXY_TABLE:-100}"
@@ -19,6 +20,10 @@ log() {
   printf '[gateway-entrypoint] %s\n' "$*"
 }
 
+if [[ "$APP_COMPONENT" == "control" ]]; then
+  exec node /app/src/server/index.js
+fi
+
 ipt() {
   iptables -w "$@"
 }
@@ -110,7 +115,11 @@ setup_gateway_forwarding
 setup_tproxy
 setup_proxy_firewall
 
-node /app/src/server/index.js &
+if [[ "$APP_COMPONENT" == "dataplane" ]]; then
+  node /app/src/server/dataplane.js &
+else
+  node /app/src/server/index.js &
+fi
 APP_PID=$!
 
 shutdown() {