[Unit]
Description=A DNS forwarder
ConditionFileIsExecutable=/usr/local/bin/mosdns

[Service]
StartLimitInterval=5
StartLimitBurst=10
ExecStart=/usr/local/bin/mosdns "start" "--as-service" "-d" "/cus/mosdns" "-c" "/cus/mosdns/config_custom.yaml"

Restart=always

RestartSec=120
EnvironmentFile=-/etc/sysconfig/mosdns

[Install]
WantedBy=multi-user.target