rqlite with systemd

rqlite.env

INTERFACE=venet0
NODE_ID=1
HTTP_PORT=2001
RAFT_PORT=2002
JOIN=

rqlite.service

[Unit]
Description=rqlite cluster
After=network-online.target
Wants=network-online.target

[Service]
Type=simple
EnvironmentFile=/etc/rqlite.env
ExecStartPre=/bin/bash -c "/bin/systemctl set-environment ip=$(/sbin/ip -o -4 addr list $INTERFACE | grep -v 127.0.0.1 | awk '{print $4}' | cut -d/ -f1)"
ExecStart=/usr/bin/rqlited -node-id ${NODE_ID} -http-addr ${ip}:${HTTP_PORT} -raft-addr ${ip}:${RAFT_PORT} -join ${JOIN} ${HOME}/node.${NODE_ID}
User=root
ExecReload=/bin/kill -HUP $MAINPID
KillSignal=SIGTERM
Restart=always

[Install]
WantedBy=multi-user.target