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Pre-refactor

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This commit is contained in:
Sam Hardeman 2026-03-13 00:37:28 +01:00
parent 84f55f82b8
commit 2e31283b61
5 changed files with 157 additions and 59 deletions
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30
mount-squash-image
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@ -1,9 +1,8 @@
#!/bin/bash
echo $@
DIR="$@"
DIR=$(readlink -f "$DIR")
DIR_SHORT=$(basename $DIR)
DIR_SHORT=$(basename "$DIR")
BIN_DIR=$(dirname "$(readlink -f "$0")")
mkdir -p "$DIR"
OVERLAY_ROOT=$(readlink -f "${DIR}/..")/.squashfs/${DIR_SHORT}
@ -12,9 +11,28 @@ OVERLAY_LOWER=${OVERLAY_ROOT}/lower
OVERLAY_WORK=${OVERLAY_ROOT}/work
OVERLAY_TARG=$DIR
umount-squash-image $@ 1>/dev/null 2>/dev/null
if [ ! -f "${OVERLAY_ROOT}.img" ]; then
echo "Error: SquashFS image ${OVERLAY_ROOT}.img not found." >&2
exit 1
fi
"$BIN_DIR"/umount-squash-image "$@" 1>/dev/null 2>/dev/null
sudo mount "${OVERLAY_ROOT}.img" "$OVERLAY_LOWER" -t squashfs -o loop
sudo mount -t overlay -o lowerdir="$OVERLAY_LOWER",upperdir="$OVERLAY_UPPER",workdir="$OVERLAY_WORK" none "$OVERLAY_TARG"
EXIT_CODE=$?
if [ $EXIT_CODE -ne 0 ]; then
echo "Error: Failed to mount squashfs image (exit code $EXIT_CODE)." >&2
exit $EXIT_CODE
fi
echo "SquashFS filesystem is mounted and ready,"
sudo mount -t overlay -o lowerdir="$OVERLAY_LOWER",upperdir="$OVERLAY_UPPER",workdir="$OVERLAY_WORK" none "$OVERLAY_TARG"
EXIT_CODE=$?
if [ $EXIT_CODE -ne 0 ]; then
echo "Error: Failed to mount overlay (exit code $EXIT_CODE)." >&2
# Cleanup: unmount the lower squashfs if overlay mount fails
sudo umount "$OVERLAY_LOWER" 2>/dev/null
exit $EXIT_CODE
fi
echo "SquashFS filesystem is mounted and ready."
exit 0