[Unit] Description=Source-preserving ingress for the NetScaler decoy After=network-online.target [Service] EnvironmentFile=/etc/decoy.env DynamicUser=yes # --allow-from limits who may reach the origin to the edge proxy and trusted hops (see .env). ExecStart=/usr/bin/python3 /opt/decoy-ingress/ingress_proxy.py --bind=${INGRESS_BIND} --port=${INGRESS_PORT} --target=${INGRESS_TARGET} --target-port=${INGRESS_TARGET_PORT} --allow-from=${INGRESS_ALLOW_FROM} Restart=on-failure NoNewPrivileges=true PrivateTmp=true ProtectSystem=strict ProtectHome=true RestrictAddressFamilies=AF_INET AF_INET6 AF_UNIX MemoryMax=128M TasksMax=32 [Install] WantedBy=multi-user.target