miZy_builder_vm_image

#!/bin/sh

## hyphop ##

about() { echo "
$0 - vm image helper

USAGE

* $0 get 
* $0 unpack
* $0 pack
* $0 mount
* $0 umount

"; }

[ "$mb" = "" ] && mb=miZyBldr
[ "$img" = "" ] && img=$2
[ "$img" = "" ] && img=$mb.squashfs
[ "$cmd" = "" ] && cmd=$1
[ "$url" = "" ] && url=https://github.com/hyphop/miZy-builder/releases/download/vm1/miZyBldr.squashfs

#echo "[i] CMD: $cmd DIR: $mb IMG: $img"

case $cmd in
    get*)
    URL=${cmd#get}
    URL=${URL#=}
    [ "$URL" = "" ] && URL=$url
    echo wget -c $URL -O $img
    wget -c $URL -O $img
    wget $URL.md5sum -O $img.md5sum
    cat $img.md5sum
    md5sum -c $img.md5sum
    ;;
    info)
    ;;
    mount)
    [ -d $mb ] || mkdir $mb
    cmd="mount -o ro $img $mb"
    echo $cmd
    $cmd && exit 0
    exit 1
    ;;
    umount)
    cmd="umount $img"
    echo $cmd
    [ -f $img ] && $cmd && exit 0
    cmd="umount $mb"
    echo $cmd
    [ -d $mb ] && $cmd && exit 0
    exit 1
    ;;
    unpack)
    cmd="unsquashfs -d $mb $img"
    echo $cmd
    $cmd && exit 0
    exit 1
    ;;
    pack)
    cmd="mksquashfs $mb $img -comp xz"
    echo $cmd
    $cmd && exit 0
    exit 1
    ;;
    *)
    about
    exit 0
esac