[Unit]
Description=Announce Someapp%i
BindsTo=someapp@%i.service
After=someapp@%i.service

[Service]
ExecStart=/bin/sh -c "while true; do etcdctl set /services/someapp/upstream/someapp%i \"$(sleep 5 && docker inspect -f '{{.NetworkSettings.IPAddress}}' someapp%i):3000\" --ttl 60;sleep 45;done"
ExecStop=/usr/bin/etcdctl rm /services/someapp/upstream/someapp%i

[X-Fleet]
MachineOf=someapp@%i.service