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pi_harness/scripts/create-source-archive.sh
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2026-07-21 17:18:05 +02:00

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#!/usr/bin/env bash
# Create the deterministic source archive uploaded with GitHub releases.
#
# Usage:
# ./scripts/create-source-archive.sh --version <version> --ref <git-ref> --out <archive.tar.gz>
set -euo pipefail
version=""
source_ref="HEAD"
output=""
invocation_dir="$PWD"
usage() {
echo "Usage: $0 --version <version> [--ref <git-ref>] --out <archive.tar.gz>"
}
require_value() {
if [[ $# -lt 2 || -z "$2" ]]; then
echo "$1 requires a value" >&2
usage >&2
exit 1
fi
}
while [[ $# -gt 0 ]]; do
case "$1" in
--version)
require_value "$@"
version="$2"
shift 2
;;
--ref)
require_value "$@"
source_ref="$2"
shift 2
;;
--out)
require_value "$@"
output="$2"
shift 2
;;
--help)
usage
exit 0
;;
*)
echo "Unknown option: $1" >&2
exit 1
;;
esac
done
if [[ -z "$version" || -z "$output" ]]; then
usage >&2
exit 1
fi
if [[ ! "$version" =~ ^[0-9A-Za-z][0-9A-Za-z._-]*$ ]]; then
echo "Invalid version: $version" >&2
exit 1
fi
repo_root="$(cd "$(dirname "$0")/.." && pwd)"
cd "$repo_root"
commit="$(git rev-parse --verify --end-of-options "${source_ref}^{commit}")"
package_version="$(git show "${commit}:packages/coding-agent/package.json" | node -p 'JSON.parse(require("fs").readFileSync(0, "utf8")).version')"
if [[ "$package_version" != "$version" ]]; then
echo "Version ${version} does not match package version ${package_version} at ${source_ref}" >&2
exit 1
fi
if [[ "$output" != /* ]]; then
output="$invocation_dir/$output"
fi
mkdir -p "$(dirname "$output")"
output="$(cd "$(dirname "$output")" && pwd)/$(basename "$output")"
temporary_archive="$(mktemp "${output}.tmp.XXXXXX")"
manifest="$(mktemp "${output}.manifest.XXXXXX")"
trap 'rm -f "$temporary_archive" "$manifest"' EXIT
archive_root="pi-${version}"
git archive --format=tar --prefix="${archive_root}/" "$commit" | gzip -n -9 > "$temporary_archive"
tar -tzf "$temporary_archive" > "$manifest"
required_paths=(
"package.json"
"package-lock.json"
"scripts/build-binaries.sh"
"packages/coding-agent/package.json"
"packages/coding-agent/src/utils/image-resize-worker.ts"
"packages/coding-agent/src/core/export-html/template.css"
)
for path in "${required_paths[@]}"; do
if ! grep -Fxq "${archive_root}/${path}" "$manifest"; then
echo "Source archive is missing required path: $path" >&2
exit 1
fi
done
if ! awk -v prefix="${archive_root}/" 'index($0, prefix) != 1 { exit 1 }' "$manifest"; then
echo "Source archive contains a path outside ${archive_root}/" >&2
exit 1
fi
if grep -Eq '(^|/)node_modules/|(^|/)packages/coding-agent/binaries/' "$manifest"; then
echo "Source archive contains generated dependencies or binaries" >&2
exit 1
fi
mv "$temporary_archive" "$output"
trap 'rm -f "$manifest"' EXIT
printf '%s\n' "$output"