mirror of
https://github.com/Astatin3/CC2.git
synced 2026-06-08 16:08:00 -06:00
Michael Mikovsky
80 lines
2.0 KiB
Bash
Executable File
80 lines
2.0 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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if [[ $# -lt 1 || $# -gt 2 ]]; then
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printf 'Usage: %s input.zip.sig [output-dir]\n' "$0" >&2
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exit 1
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fi
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input=$1
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outdir=${2:-release-unpacked}
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if [[ ! -f "$input" ]]; then
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printf 'input does not exist: %s\n' "$input" >&2
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exit 1
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fi
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if [[ -e "$outdir" && -n "$(ls -A "$outdir")" ]]; then
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printf 'output directory is not empty: %s\n' "$outdir" >&2
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exit 1
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fi
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mkdir -p "$outdir" "$outdir/templates" "$outdir/release-signed" "$outdir/release" "$outdir/swu"
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cargo build --quiet
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sig_bin=target/debug/sig
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base=$(basename "$input")
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zip_name=${base%.sig}
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zip_path="$outdir/$zip_name"
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cp -p "$input" "$outdir/templates/release.zip.sig"
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"$sig_bin" unpack "$input" -o "$zip_path"
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unzip -q "$zip_path" -d "$outdir/release-signed"
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mapfile -t signed_files < <(python3 - "$zip_path" <<'PY'
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import sys
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import zipfile
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with zipfile.ZipFile(sys.argv[1]) as archive:
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for item in archive.infolist():
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if not item.is_dir():
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print(item.filename)
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PY
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)
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swu_sig_name=''
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ota_sig_name=''
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for name in "${signed_files[@]}"; do
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case "$name" in
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*.swu.sig) swu_sig_name=$name ;;
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ota-package-list.json.sig) ota_sig_name=$name ;;
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esac
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done
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if [[ -z "$swu_sig_name" || -z "$ota_sig_name" ]]; then
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printf 'release zip must contain one .swu.sig and ota-package-list.json.sig\n' >&2
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exit 1
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fi
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swu_name=${swu_sig_name%.sig}
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ota_name=${ota_sig_name%.sig}
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cp -p "$outdir/release-signed/$swu_sig_name" "$outdir/templates/$swu_sig_name"
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cp -p "$outdir/release-signed/$ota_sig_name" "$outdir/templates/$ota_sig_name"
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"$sig_bin" unpack "$outdir/release-signed/$swu_sig_name" -o "$outdir/release/$swu_name"
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"$sig_bin" unpack "$outdir/release-signed/$ota_sig_name" -o "$outdir/release/$ota_name"
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scripts/extract-swu.sh "$outdir/release/$swu_name" "$outdir/swu"
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cat > "$outdir/repack.env" <<EOF
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ORIGINAL_SIG=$input
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ZIP_NAME=$zip_name
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SWU_SIG_NAME=$swu_sig_name
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SWU_NAME=$swu_name
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OTA_SIG_NAME=$ota_sig_name
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OTA_NAME=$ota_name
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EOF
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printf 'unpacked %s to %s\n' "$input" "$outdir"
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