init

#!/usr/bin/env bash

set -e

get_host_ip() {
  if [ -x "$(command -v ip)" ];
  then
    cmd "$(ip route get 1 | awk '{print $NF;exit}')"
  elif [ -x "$(command -v ifconfig)" ];
  then
    cmd "$(ifconfig | grep 'inet ' | grep -v '127.0.0.1' | awk '{print $2}')"
  else
    echo "Unable to retrieve host ip. Aborting ..." 1>&2
    exit 1
  fi
}

# pull images
for DOCKER_IMAGE in $(cat *.yml | grep image | awk -F ": " '{print $NF}')
do
  echo "Checking if ${DOCKER_IMAGE} is present ..."
  docker image inspect "${DOCKER_IMAGE}" &> /dev/null ||
  docker pull "${DOCKER_IMAGE}" > /dev/null
done

# start containers
docker-compose \
  -e HOST_IP="$(get_host_ip)" \
  -f compose.proxy.yml \
  -f compose.netservices.yml \
  -f compose.monitoring.yml \
  -f compose.unifi.yml \
  up -d