#!/usr/bin/env sh

#Here is a script to deploy cert to mailcow.

#returns 0 means success, otherwise error.

########  Public functions #####################

#domain keyfile certfile cafile fullchain
mailcow_deploy() {
  _cdomain="$1"
  _ckey="$2"
  _ccert="$3"
  _cca="$4"
  _cfullchain="$5"

  _debug _cdomain "$_cdomain"
  _debug _ckey "$_ckey"
  _debug _ccert "$_ccert"
  _debug _cca "$_cca"
  _debug _cfullchain "$_cfullchain"

  _getdeployconf DEPLOY_MAILCOW_PATH
  _getdeployconf DEPLOY_MAILCOW_RELOAD

  _debug DEPLOY_MAILCOW_PATH "$DEPLOY_MAILCOW_PATH"
  _debug DEPLOY_MAILCOW_RELOAD "$DEPLOY_MAILCOW_RELOAD"

  if [ -z "$DEPLOY_MAILCOW_PATH" ]; then
    _err "Mailcow path is not found, please define DEPLOY_MAILCOW_PATH."
    return 1
  fi

  _savedeployconf DEPLOY_MAILCOW_PATH "$DEPLOY_MAILCOW_PATH"
  [ -n "$DEPLOY_MAILCOW_RELOAD" ] && _savedeployconf DEPLOY_MAILCOW_RELOAD "$DEPLOY_MAILCOW_RELOAD"

  _ssl_path="$DEPLOY_MAILCOW_PATH"
  if [ -f "$DEPLOY_MAILCOW_PATH/generate_config.sh" ]; then
    _ssl_path="$DEPLOY_MAILCOW_PATH/data/assets/ssl/"
  fi

  if [ ! -d "$_ssl_path" ]; then
    _err "Cannot find mailcow ssl path: $_ssl_path"
    return 1
  fi

  _info "Copying key and cert"
  _real_key="$_ssl_path/key.pem"
  if ! cat "$_ckey" >"$_real_key"; then
    _err "Error: write key file to: $_real_key"
    return 1
  fi

  _real_fullchain="$_ssl_path/cert.pem"
  if ! cat "$_cfullchain" >"$_real_fullchain"; then
    _err "Error: write cert file to: $_real_fullchain"
    return 1
  fi

  DEFAULT_MAILCOW_RELOAD="docker restart \$(docker ps --quiet --filter name=nginx-mailcow --filter name=dovecot-mailcow --filter name=postfix-mailcow)"
  _reload="${DEPLOY_MAILCOW_RELOAD:-$DEFAULT_MAILCOW_RELOAD}"

  _info "Run reload: $_reload"
  if eval "$_reload"; then
    _info "Reload success!"
  fi
  return 0

}