addon.d scripts to grow /system after installation (choose 1)

00-grow_fixed.sh

#!/sbin/sh
#
# /system/addon.d/10-resize-system.sh
#
. /tmp/backuptool.functions

case "$1" in
  backup)
    # Stub
  ;;
  restore)
    # Stub
  ;;
  pre-backup)
    # Stub
  ;;
  post-backup)
    # Stub
  ;;
  pre-restore)
    # exec > /tmp/grow_simple-${1}.out 2>&1
    # set -x
    # set -e
    sleep 5
    _syspart=/dev/block/platform/msm_sdcc.1/by-name/system
    _syspart2="$(readlink -f "$_syspart")"
    _parts=$(cat /proc/mounts | grep "^$_syspart\|^$_syspart2" | cut -d ' ' -f 2 | tr '\n' ' ')
    for part in ${_parts}; do
      umount $part || { fuser -m "$part"; echo "Failed to unmount $part" >&2; }
    done
    e2fsck -fy "$_syspart" || [ $? -lt 4 ]
    /sbin/resize2fs "$_syspart"
    e2fsck -fy "$_syspart"  || [ $? -lt 4 ]
    for part in ${_parts}; do
      mount $_syspart $part
    done
  ;;
  post-restore)
    # Stub
  ;;
esac

00-grow_simple.sh

#!/sbin/sh
#
# /system/addon.d/10-resize-system.sh
#
. /tmp/backuptool.functions

exec > /tmp/grow_simple.out 2>&1
echo "Command and arguments: $@"
echo "Workdir: $(pwd)"
echo "Running from $(dirname $0)"
set -e

case "$1" in
  backup)
    # Stub
  ;;
  restore)
    # Stub
  ;;
  pre-backup)
    # Stub
  ;;
  post-backup)
    # Stub
  ;;
  pre-restore)
    /sbin/resize2fs /dev/block/platform/msm_sdcc.1/by-name/system
  ;;
  post-restore)
    # Stub
  ;;
esac

00-grow_system.sh

#!/sbin/sh
#
# ADDOND_VERSION=2
#
# /system/addon.d/00-grow_system.sh
#
# . /tmp/backuptool.functions
#
# if [ -z $backuptool_ab ]; then
#   SYS=/system
#   TMP=/temp
# else
#   SYS=/postinstall/system
#   TMP=/postinstall/temp
# fi

exec > /tmp/grow_system.out 2>&1
echo "Command and arguments: $@"
echo "Workdir: $(pwd)"
echo "Running from $(dirname $0)"

_grow_exit() {
  local _rv=$?
  [ "$_rv" != "0" ] && {
    echo "grow_system: Error occurred"
    exit $_rv
  } || {
    echo "grow_system finished without issues"
  }
}

trap '_grow_exit' EXIT

set -e

list_files() {
  # nothing to daclare
  echo
}
# false
# echo "should not echo"

# system partition block device (full path)
syspart=$(readlink -f /dev/block/bootdevice/by-name/system)

case "$1" in
  backup)
    # Stub
  ;;
  restore)
    # Stub
  ;;
  pre-backup)
    # Stub
  ;;
  post-backup)
    # Stub
  ;;
  pre-restore)
    {
      grep -q " /system " /proc/mounts
    } && {
      /sbin/umount /system || {
        echo "grow_system: error unmounting /system - using lazy"
        /sbin/umount -l /system
        # exit 1
      }
    } || {
      echo "grow_system: /system wasn't mounted, proceeding"
    }
    {
      grep -q " /system_root " /proc/mounts
    } && {
      /sbin/umount /system_root || {
        echo "grow_system: error unmounting /system_root - using lazy"
        /sbin/umount -l /system_root
        # exit 1
      }
    } || {
      echo "grow_system: /system wasn't mounted, proceeding"
    }
    { /sbin/e2fsck -fy "$syspart" || [ "$?" -le "1" ]; } || {
      echo "grow_system: unrecoverable error found on /system, refusing to resize" >&2
      exit 1
    }
    resize2fs "$syspart"
    { e2fsck -fy "$syspart" || [ "$?" -le "1" ]; } || {
      echo "grow_system: unrecoverable error found after resize, /system is damaged" >&2
      exit 1
    }
    mount "$syspart" /system
  ;;
  post-restore)
    # Stub
  ;;
esac

00-grow_system_payload.sh

#!/sbin/sh
#
# ADDOND_VERSION=2
#
# /system/addon.d/00-grow_system.sh
#
# . /tmp/backuptool.functions
#
# if [ -z $backuptool_ab ]; then
#	 SYS=/system
#	 TMP=/temp
# else
#	 SYS=/postinstall/system
#	 TMP=/postinstall/temp
# fi
# echo "Command and arguments: $0 $@"
# echo "Workdir: $(pwd)"
# echo "Running from $(dirname $0)"


list_files() {
	# nothing to daclare
	echo
}

case "$1" in
	backup)
		# Stub
	;;
	restore)
		# Stub
	;;
	pre-backup)
		# Stub
	;;
	post-backup)
		# Stub
	;;
	pre-restore)
		# exec > /tmp/grow_system_p.out 2>&1
		_payload_file="$(mktemp /tmp/growsys-XXXXXX)"
		cat > "$_payload_file" <<-"EOF"
			#!/sbin/sh
			set -e
			set -x
			# system partition block device (full path)
			_grow_exit() {
				local _rv=$?
				[ "$_rv" != "0" ] && {
					echo "grow_system: Error occurred"
					exit $_rv
				} || {
					echo "grow_system finished without issues"
				}
			}

			_umount_path() {
				{
					grep -q " $1 " /proc/mounts
				} && {
					/sbin/umount $1 || {
						echo "grow_system: error unmounting $1"
						exit 1
					}
				}
			}
			trap '_grow_exit' EXIT ERR

			# exec > /tmp/grow_system_pi.out 2>&1
			_syspart=$(readlink -f /dev/block/bootdevice/by-name/system)

			_umount_path "/system"
			_umount_path "/system_root"

			{ /sbin/e2fsck -fy "$_syspart" || [ "$?" -le "1" ]; } || {
				echo "grow_system: unrecoverable error found on /system, refusing to resize" >&2
				exit 1
			}
			resize2fs "$_syspart"
			{ e2fsck -fy "$_syspart" || [ "$?" -le "1" ]; } || {
				echo "grow_system: unrecoverable error found after resize, /system is damaged" >&2
				exit 1
			}
			mount "$_syspart" /system
		EOF
		/sbin/chmod a+x "$_payload_file"
		exec "$_payload_file"
	;;
	post-restore)
		# Stub
	;;
esac