docker-mailserver/target/bin/getmail-cron

#! /bin/bash

GETMAILDIR=/tmp/docker-mailserver/getmail
for FILE in /etc/getmailrc.d/getmailrc*; do
  if ! pgrep -f "${FILE}$" &>/dev/null; then
    getmail --getmaildir "${GETMAILDIR}" --rcfile "${FILE}"
  fi
done