#!/sbin/openrc-run
# Copyright 1999-2019 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

description="Load lustre modules"

extra_commands="checkmodule"

depend() {
        need lnet
        before netmount
}

checkmodule() {
        local LOADED="$(lctl modules | awk -F"/" /lustre/'{print $2F}')"
        for mod in ${LOADED[@]}; do
                ewarn "Module is still loaded: ${mod}"
                eend $*
        done
}

start() {
        if [ "${RC_CMD}" = "restart" ];
        then
                einfo "Restarting Lustre..."
                checkmodule
        fi

        ebegin "Loading Lustre modules..."
        modprobe lustre
        eend $*
}

stop() {
        local LMODULES=( "lustre" "osc" "mgc" "lmv" "fld" "mdc" "fid" "lov" "ptlrpc" )
        ebegin "Trying to unmount all Lustre fs"
        umount -a -t lustre
        eend $*
        einfo "Unloading lustre modules:"
        for mod in ${LMODULES[@]}; do
                ebegin "... ${mod}"
                modprobe -r ${mod}
                eend $*
        done

        checkmodule
}