#!/bin/sh

readonly VERBOSE=${VERBOSE:-"0"}
readonly QUIET=${QUIET:-"0"}

error() {
    >&2 echo "${PROGNAME}: $1"
    exit 1
}
debug() {
    if [ "${VERBOSE}" = "1" ] && [ "${QUIET}" != "1" ]; then
        >&2 echo "${PROGNAME}: $1"
    fi
}

doveconf_bin=$(command -v doveconf)

if [ -n "$(pidof dovecot)" ] && [ -n "${doveconf_bin}" ]; then
    if ${doveconf_bin} | grep -E "^ssl_cert[^_]" | grep -q "letsencrypt"; then
        if ${doveconf_bin} > /dev/null; then
            debug "Dovecot detected... reloading"
            systemctl reload dovecot
        else
            error "Dovecot config is broken, you must fix it !"
        fi
    else
        debug "Dovecot doesn't use Let's Encrypt certificate. Skip."
    fi
else
    debug "Dovecot is not running or missing. Skip."
fi