parabolaiso/configs/profile/rebuild.sh

#!/bin/bash

## rebuild.sh options ##
#readonly PRESERVE_CACHE='false'    # preserve package cache in 'wipe' mode
readonly PRESERVE_CACHE='true'    # preserve package cache in 'wipe' mode
readonly MODE='wipe'               # total wipe of work dir, optionally preserving package cache
# readonly MODE='rebuild'          # full update rebuild preserving work dir
# readonly MODE='tweak'            # apply chroot customization tweaks only

## build.sh options ##
# readonly TARGET='dual'           # dual-arch
# readonly TARGET='i686'           # i686 target only
readonly TARGET='x86_64'           # x86_64 target only          (default)
# readonly INIT='openrc'           # OpenRC initsystem
readonly INIT='systemd'            # SystemD initsystem          (default)
readonly WMDE='cli'                # CLI                         (default)
# readonly WMDE='LXDE'             # LXDE
# readonly WMDE='mini'             # minimal installer system
readonly TALKING=''                # speech and braille disabled (default)
# readonly TALKING='-S'            # speech and braille enabled
readonly CACHE=''                  # net-install                 (default)
# readonly CACHE='-O'              # offline install
readonly VERSION="$(date +%Y.%m)"  # for ISO filename            (default)
# readonly VERSION="`date +%Y.%m.%d-%H.%M`-alpha"
readonly OUT_DIR=./out/new/


# prepare build command
readonly CMD="./build.sh -v -A $TARGET -I $INIT -W $WMDE $TALKING $CACHE -V $VERSION -o $OUT_DIR $*"


# sanity checks
(( ! $(id -u) )) && echo "Preparing (${MODE} mode): ${CMD}"                || \
                    ! echo "This script must be run with root privileges." || exit 1


# 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


# prepare environment
if   [ "$MODE" == 'wipe' ]
then # stash package cache
     if [ "$PRESERVE_CACHE" == 'true' ]
     then for arch in i686 x86_64
          do isorepo=$(realpath ./work)/${arch}/root-image/isorepo
              cache_dir=$(realpath ./work)/isorepo-${arch}

              mkdir -p $cache_dir
              [ -d $isorepo ] && mv $isorepo/* $cache_dir/ 2> /dev/null
          done
     fi

     # delete work area
     rm -rf ./work/${arch} 2> /dev/null

     # restore package cache
     for arch in i686 x86_64
     do  isorepo=$(realpath ./work)/${arch}/root-image/isorepo
         cache_dir=$(realpath ./work)/isorepo-${arch}

         if [ "$PRESERVE_CACHE" == 'true' ]
         then if   [ "$TARGET" == 'dual' -o "$TARGET" == "${arch}" ]
              then mkdir -p $isorepo
                   mv $cache_dir/* $isorepo/ 2> /dev/null
                   rmdir $cache_dir
              fi
         else rmdir $cache_dir 2> /dev/null
         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


# start build
echo "Starting build: ${CMD}"
if   ${CMD}
then echo "success" ; rm ./continue.sh 2> /dev/null
else echo -e "failure executing:\n\t${CMD}\ncontinue with:\n\t./continue.sh [extra-args-to-build.sh]"
     echo -e "#!/bin/bash\n\n${CMD} \$*" > ./continue.sh
     chmod a+x ./continue.sh
fi


sudo chgrp -R wheel ./root-image/