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| author | Daniel Golle <daniel@makrotopia.org> | 2022-04-11 15:25:27 +0100 |
|---|---|---|
| committer | Daniel Golle <daniel@makrotopia.org> | 2022-04-11 15:29:33 +0100 |
| commit | aece8f5ae8d15e5e79b8e34a176895209709afb6 (patch) | |
| tree | 31d5ade6d160a291fea11bf31b3bf34bce99b7b0 /scripts | |
| parent | 3aa96efa24c13c6e0aafa5ad826f3f95a3bd74f9 (diff) | |
| download | upstream-aece8f5ae8d15e5e79b8e34a176895209709afb6.tar.gz upstream-aece8f5ae8d15e5e79b8e34a176895209709afb6.tar.bz2 upstream-aece8f5ae8d15e5e79b8e34a176895209709afb6.zip | |
scripts/gen_image_generic.sh: generate reproducible EFI filesystem
Generate FAT filesystem for EFI boot in a reproducible way:
* use '--invariant' option of mkfs.fat
* set timestamps of all files to SOURCE_DATE_EPOCH
* make sure files are ordered locale-independent
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
Diffstat (limited to 'scripts')
| -rwxr-xr-x | scripts/gen_image_generic.sh | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/scripts/gen_image_generic.sh b/scripts/gen_image_generic.sh index 6a01c813d7..5e37224736 100755 --- a/scripts/gen_image_generic.sh +++ b/scripts/gen_image_generic.sh @@ -31,8 +31,9 @@ dd if="$ROOTFSIMAGE" of="$OUTPUT" bs=512 seek="$ROOTFSOFFSET" conv=notrunc if [ -n "$GUID" ]; then [ -n "$PADDING" ] && dd if=/dev/zero of="$OUTPUT" bs=512 seek="$((ROOTFSOFFSET + ROOTFSSIZE))" conv=notrunc count="$sect" - mkfs.fat -n kernel -C "$OUTPUT.kernel" -S 512 "$((KERNELSIZE / 1024))" - mcopy -s -i "$OUTPUT.kernel" "$KERNELDIR"/* ::/ + mkfs.fat --invariant -n kernel -C "$OUTPUT.kernel" -S 512 "$((KERNELSIZE / 1024))" + [ "$SOURCE_DATE_EPOCH" ] && find "$KERNELDIR"/ -mindepth 1 -execdir touch -hcd "@${SOURCE_DATE_EPOCH}" "{}" + + LC_ALL=C mcopy -m -s -i "$OUTPUT.kernel" "$KERNELDIR"/* ::/ else make_ext4fs -J -L kernel -l "$KERNELSIZE" ${SOURCE_DATE_EPOCH:+-T ${SOURCE_DATE_EPOCH}} "$OUTPUT.kernel" "$KERNELDIR" fi |