36 lines
1.2 KiB
Bash
36 lines
1.2 KiB
Bash
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#!/usr/bin/env bash
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# Report ESP payload identity for GPT images: md5 + size + build markers.
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# Usage: tmp_img_esp_report.sh IMG [IMG...]
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set -uo pipefail
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FILES="boot/utsm.elf boot/linux-bzImage boot/linux-initrd.img limine.conf system/deshab64/FUCK"
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for img in "$@"; do
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if [[ ! -f "$img" ]]; then
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echo "$(basename "$img"): missing"
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continue
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fi
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L=$(losetup --find --show --partscan "$img")
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sleep 0.3
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M=$(mktemp -d)
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if mount "${L}p1" "$M" 2>/dev/null; then
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echo "== $(basename "$img") hdr_md5=$(dd if="$img" bs=1M count=2 status=none | md5sum | cut -d' ' -f1)"
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for f in $FILES; do
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if [[ -f "$M/$f" ]]; then
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printf ' %-26s size=%-10s md5=%s\n' \
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"$f" "$(stat -c %s "$M/$f")" "$(md5sum "$M/$f" | cut -d' ' -f1)"
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else
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printf ' %-26s MISSING\n' "$f"
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fi
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done
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if [[ -f "$M/boot/utsm.elf" ]]; then
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printf ' %-26s FLUSH_N=%s\n' "boot/utsm.elf" \
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"$(strings -a "$M/boot/utsm.elf" | grep -c FLUSH_N || true)"
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fi
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umount "$M"
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else
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echo "$(basename "$img"): mount p1 failed"
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fi
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rmdir "$M"
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losetup -d "$L"
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done
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