#!/bin/bash

set -Eeuxo pipefail

for HOST in "$@"; do
  # copy files to target server
  scp ./unhinged-traefik-announcer ${HOST}:unhinged-traefik-announcer.tmp
  scp ./unhinged-traefik-announcer.service ${HOST}:unhinged-traefik-announcer.service.tmp
  # set permissions of files on remote server
  ssh ${HOST} chmod 755 unhinged-traefik-announcer.tmp
  ssh ${HOST} chmod 644 unhinged-traefik-announcer.service.tmp
  # update the unit and reload systemd
  ssh ${HOST} mv unhinged-traefik-announcer.service.tmp unhinged-traefik-announcer.service
  ssh ${HOST} systemctl daemon-reload
  # restart the service after updating the binary
  ssh ${HOST} systemctl stop unhinged-traefik-announcer
  ssh ${HOST} mv unhinged-traefik-announcer.tmp /usr/local/bin/unhinged-traefik-announcer
  ssh ${HOST} systemctl enable unhinged-traefik-announcer
  ssh ${HOST} systemctl start unhinged-traefik-announcer
  # make sure things are ok
  sleep 1
  ssh ${HOST} systemctl status unhinged-traefik-announcer
done