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path: root/configs/profile/rebuild.sh
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#!/bin/bash

readonly MODE='wipe'                            # total wipe of work dir preserving package cache
# readonly MODE='rebuild'                       # full update rebuild preserving work dir
# readonly MODE='tweak'                         # chroot customization tweaks only
readonly TARGET='dual'                          # dual-arch                   (default)
# readonly TARGET='i686'                        # i686 target only
# readonly TARGET='x86_64'                      # x86_64 target only
# readonly EDITION='OpenRC/CLI'                 # OpenRC/CLI init/WM-DE pair
# readonly EDITION='OpenRC/LXDE'                # OpenRC/LXDE init/WM-DE pair
readonly EDITION='SystemD/CLI'                  # SystemD/CLI init/WM-DE pair (default)
# readonly EDITION='SystemD/LXDE'               # SystemD/LXDE init/WM-DE pair
readonly CACHE=''                               # net-install                 (default)
# readonly CACHE='-O'                           # offline install
readonly VERSION="`date +%Y.%m.%d-%H.%M`-alpha" # ISO filename like: parabola-<EDITION>-<TARGET>-<VERSION>.iso


((`id -u`)) && echo "This script must be run with root privileges." && exit

# cleanup in case of previous aborted run
while pids=$(pidof ./rebuild.sh || pidof sudo ./rebuild.sh) && pids=${pids/$PPID/} && [ "$pids" ]
do    for pid in ${pids/$PPID/} ; do sudo kill -9 $pid ; done ; sleep 1 ;
done
for work_dir in "$PWD/work/i686" "$PWD/work/x86_64"
do  declare -a mountpoints=()
    for mnt in dev/pts dev/shm dev proc run sys tmp; do
        mountpoint=$(findmnt --noheadings --output="TARGET" "${work_dir}/root-image/${mnt}" || true)
        if [[ "${mountpoint}" != "" ]] ; then mountpoints=( ${mountpoints[@]} "${mountpoint}" ) ; fi ;
    done
    for mountpoint in ${mountpoints[@]} ; do umount "${mountpoint}" ; done ;
done

if   [ "$MODE" == 'wipe' ]
then for arch in i686 x86_64
     do  isorepo=./work/${arch}/root-image/isorepo
         [ -d $isorepo -a ! -d ./isorepo-${arch} ] && mv $isorepo ./isorepo-${arch} 2> /dev/null
     done

     rm -rf ./work/ 2> /dev/null

     for arch in i686 x86_64
     do  if   [ -d ./isorepo-${arch} ] && [ "$TARGET" == 'dual' -o "$TARGET" == "${arch}" ]
         then mkdir -p ./work/${arch}/root-image
              mv ./isorepo-${arch}   ./work/${arch}/root-image/isorepo
         fi
     done

elif [ "$MODE" == 'rebuild' ]
then rm -v ./work/build.make_*

elif [ "$MODE" == 'tweak' ]
then rm work/build.make_customize_root_image_$TARGET \
        work/build.make_prepare_$TARGET              \
        work/build.make_iso*                         2> /dev/null
fi


CMD="./build.sh -v -E $EDITION -T $TARGET $CACHE -V $VERSION"
if   ${CMD}
then echo "success" ; rm ./continue.sh 2> /dev/null
else echo -e "failure - continue with: ./continue.sh"
     echo -e "#!/bin/bash\n${CMD}" > ./continue.sh
     chmod a+x ./continue.sh
fi