#!/bin/bash

set -e

# set DATABASE_URL with db_password
set_db_url() {
   if test -f "/var/run/secrets/db_password"; then
      pwd=`cat /var/run/secrets/db_password`
      if [ -z $pwd ]; then
         echo >&2 "error: /var/run/secrets/db_password is empty"
         exit 1
      fi
      echo "entrypoint.sh setting DATABASE_URL"
      export "DATABASE_URL"="mysql://vaultwarden:${pwd}@db/vaultwarden"
      unset "pwd"
   else
      echo >&2 "error: /var/run/secrets/db_password does not exist"
      exit 1
   fi
}

file_env() {
   local var="$1"
   local fileVar="${var}_FILE"
   local def="${2:-}"

   if [ "${!var:-}" ] && [ "${!fileVar:-}" ]; then
      echo >&2 "error: both $var and $fileVar are set (but are exclusive)"
      exit 1
   fi

   local val="$def"

   if [ "${!var:-}" ]; then
      val="${!var}"
   elif [ "${!fileVar:-}" ]; then
      val="$(< "${!fileVar}")"
   fi

   export "$var"="$val"
   unset "$fileVar"
}

if [ -n "${MYSQL_HOST}" ]; then
   set_db_url
fi

file_env "ADMIN_TOKEN"
file_env "SMTP_PASSWORD"

# upstream startup command
# https://github.com/dani-garcia/vaultwarden/blob/60ed5ff99d15dec0b82c85987f9a3e244b8bde91/docker/Dockerfile.j2#L254
/start.sh