Check if a docker-compose service is running

container_is_not_running.sh

#! /usr/bin/env bash
#
# Check if the $1 docker-compose service is running
#
# Usage:
#   is_container_running <service name>
#

function container_is_not_running {
  if [[ -z `docker ps -q --no-trunc | grep $(docker-compose ps -q $1)` ]]; then
      echo "$1 service is not running."
      return 0  # success EXIT code
    else
      return 1
  fi

}

source container_is_not_running.sh  # load the function

if container_is_not_running postgres ; then
    echo
    echo "Postgres is not running!"
    echo
    exit
fi