| #!/usr/bin/env python3.8 |
| # Copyright 2022 The Fuchsia Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| """ |
| Script to extract line-separated text files with contents from create-system's images.json. |
| """ |
| |
| import argparse |
| import json |
| import os |
| import sys |
| |
| |
| def main(): |
| parser = argparse.ArgumentParser( |
| description= |
| "Parse assembly create-system output manifest to get package info.") |
| parser.add_argument( |
| "--package-set", |
| type=str, |
| required=True, |
| choices=["base", "cache"], |
| help="The package set for which to emit metadata.") |
| parser.add_argument("--contents", type=str, choices=["name", "manifest"]) |
| parser.add_argument( |
| "--images-manifest", |
| type=argparse.FileType('r'), |
| required=True, |
| help="Path to images.json created by `ffx assembly create-system`.") |
| parser.add_argument( |
| "--output", |
| type=argparse.FileType('w'), |
| required=True, |
| help="Path to which to write desired output list.") |
| args = parser.parse_args() |
| |
| images_manifest = json.load(args.images_manifest) |
| |
| lines = [] |
| for image in images_manifest: |
| contents = image.get("contents", dict()) |
| if "packages" in contents: |
| for package in contents["packages"][args.package_set]: |
| lines.append(package[args.contents]) |
| |
| for l in lines: |
| args.output.write(l) |
| args.output.write("\n") |
| |
| return 0 |
| |
| |
| if __name__ == '__main__': |
| sys.exit(main()) |
