shadowsocks-libev/debian/shadowsocks-libev.service

#  This file is part of shadowsocks-libev.
#
#  Shadowsocks-libev is free software; you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation; either version 3 of the License, or
#  (at your option) any later version.
#
#  This file is default for Debian packaging. See also
#  /etc/default/shadowsocks-libev for environment variables.

[Unit]
Description=Shadowsocks-libev Default Server Service
Documentation=man:shadowsocks-libev(8)
After=network-online.target

[Service]
Type=simple
CapabilityBoundingSet=CAP_NET_BIND_SERVICE
AmbientCapabilities=CAP_NET_BIND_SERVICE
DynamicUser=true
EnvironmentFile=/etc/default/shadowsocks-libev
LimitNOFILE=32768
ExecStart=/usr/bin/ss-server -c $CONFFILE $DAEMON_ARGS

[Install]
WantedBy=multi-user.target