339 lines
9.9 KiB
Python
Executable file
339 lines
9.9 KiB
Python
Executable file
#! /usr/bin/env nix-shell
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#! nix-shell -i python3 -p python3Packages.pyyaml
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import shutil
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import json
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import urllib.request
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import tempfile
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from sys import exit
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import os
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import subprocess
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import re
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import json
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import argparse
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import yaml
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import json
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NIXPKGS_ROOT = subprocess.Popen(['git',
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'rev-parse',
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'--show-toplevel'],
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stdout=subprocess.PIPE,
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text=True).communicate()[0].strip()
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def load_code(name, **kwargs):
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with open(f"{NIXPKGS_ROOT}/pkgs/development/compilers/flutter/update/{name}.in", 'r') as f:
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code = f.read()
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for (key, value) in kwargs.items():
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code = code.replace(f"@{key}@", value)
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return code
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# Return out paths
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def nix_build(code):
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temp = tempfile.NamedTemporaryFile(mode='w')
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temp.write(code)
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temp.flush()
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os.fsync(temp.fileno())
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process = subprocess.Popen(
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[
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"nix-build",
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"--impure",
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"--no-out-link",
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"--expr",
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f"with import {NIXPKGS_ROOT} {{}}; callPackage {temp.name} {{}}"],
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stdout=subprocess.PIPE,
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text=True)
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process.wait()
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temp.close()
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return process.stdout.read().strip().splitlines()[0]
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# Return errors
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def nix_build_to_fail(code):
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temp = tempfile.NamedTemporaryFile(mode='w')
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temp.write(code)
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temp.flush()
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os.fsync(temp.fileno())
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process = subprocess.Popen(
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[
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"nix-build",
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"--impure",
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"--keep-going",
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"--no-link",
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"--expr",
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f"with import {NIXPKGS_ROOT} {{}}; callPackage {temp.name} {{}}"],
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stderr=subprocess.PIPE,
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text=True)
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stderr = ""
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while True:
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line = process.stderr.readline()
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if not line:
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break
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stderr += line
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print(line.strip())
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process.wait()
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temp.close()
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return stderr
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def get_artifact_hashes(flutter_compact_version):
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code = load_code("get-artifact-hashes.nix",
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nixpkgs_root=NIXPKGS_ROOT,
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flutter_compact_version=flutter_compact_version)
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stderr = nix_build_to_fail(code)
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pattern = re.compile(
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r"/nix/store/.*-flutter-artifacts-(.+?)-(.+?).drv':\n\s+specified: .*\n\s+got:\s+(.+?)\n")
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matches = pattern.findall(stderr)
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result_dict = {}
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for match in matches:
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flutter_platform, architecture, got = match
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result_dict.setdefault(flutter_platform, {})[architecture] = got
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def sort_dict_recursive(d):
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return {
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k: sort_dict_recursive(v) if isinstance(
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v, dict) else v for k, v in sorted(
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d.items())}
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result_dict = sort_dict_recursive(result_dict)
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return result_dict
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def get_dart_hashes(dart_version):
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platforms = [
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"x86_64-linux",
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"aarch64-linux",
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"x86_64-darwin",
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"aarch64-darwin"]
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result_dict = {}
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for platform in platforms:
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code = load_code(
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"get-dart-hashes.nix",
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dart_version=dart_version,
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platform=platform)
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stderr = nix_build_to_fail(code)
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pattern = re.compile(r"got:\s+(.+?)\n")
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result_dict[platform] = pattern.findall(stderr)[0]
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return result_dict
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def get_flutter_hash_and_src(flutter_version):
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code = load_code(
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"get-flutter.nix",
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flutter_version=flutter_version,
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hash="")
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stderr = nix_build_to_fail(code)
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pattern = re.compile(r"got:\s+(.+?)\n")
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hash = pattern.findall(stderr)[0]
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code = load_code(
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"get-flutter.nix",
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flutter_version=flutter_version,
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hash=hash)
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return (hash, nix_build(code))
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def get_pubspec_lock(flutter_compact_version, flutter_src):
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code = load_code(
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"get-pubspec-lock.nix",
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flutter_compact_version=flutter_compact_version,
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flutter_src=flutter_src,
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hash="")
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stderr = nix_build_to_fail(code)
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pattern = re.compile(r"got:\s+(.+?)\n")
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hash = pattern.findall(stderr)[0]
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code = load_code(
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"get-pubspec-lock.nix",
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flutter_compact_version=flutter_compact_version,
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flutter_src=flutter_src,
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hash=hash)
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pubspec_lock_file = nix_build(code)
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with open(pubspec_lock_file, 'r') as f:
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pubspec_lock_yaml = f.read()
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return yaml.safe_load(pubspec_lock_yaml)
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def write_data(
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nixpkgs_flutter_version_directory,
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flutter_version,
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engine_hash,
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dart_version,
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dart_hash,
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flutter_hash,
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artifact_hashes,
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pubspec_lock):
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with open(f"{nixpkgs_flutter_version_directory}/data.json", "w") as f:
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f.write(json.dumps({
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"version": flutter_version,
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"engineVersion": engine_hash,
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"dartVersion": dart_version,
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"dartHash": dart_hash,
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"flutterHash": flutter_hash,
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"artifactHashes": artifact_hashes,
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"pubspecLock": pubspec_lock,
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}, indent=2).strip() + "\n")
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def update_all_packages():
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versions_directory = f"{NIXPKGS_ROOT}/pkgs/development/compilers/flutter/versions"
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versions = [directory for directory in os.listdir(versions_directory)]
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versions = sorted(versions, key=lambda x: (
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int(x.split('_')[0]), int(x.split('_')[1])), reverse=True)
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new_content = [
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"flutterPackages = recurseIntoAttrs (callPackage ../development/compilers/flutter { });",
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"flutter = flutterPackages.stable;",
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] + [f"flutter{version.replace('_', '')} = flutterPackages.v{version};" for version in versions]
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with open(f"{NIXPKGS_ROOT}/pkgs/top-level/all-packages.nix", 'r') as file:
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lines = file.read().splitlines(keepends=True)
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start = -1
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end = -1
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for i, line in enumerate(lines):
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if "flutterPackages = recurseIntoAttrs (callPackage ../development/compilers/flutter { });" in line:
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start = i
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if start != -1 and len(line.strip()) == 0:
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end = i
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break
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if start != -1 and end != -1:
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del lines[start:end]
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lines[start:start] = [f" {l}\n" for l in new_content]
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with open(f"{NIXPKGS_ROOT}/pkgs/top-level/all-packages.nix", 'w') as file:
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file.write("".join(lines))
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# Finds Flutter version, Dart version, and Engine hash.
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# If the Flutter version is given, it uses that. Otherwise finds the
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# latest stable Flutter version.
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def find_versions(flutter_version=None):
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engine_hash = None
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dart_version = None
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releases = json.load(urllib.request.urlopen(
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"https://storage.googleapis.com/flutter_infra_release/releases/releases_linux.json"))
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if not flutter_version:
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stable_hash = releases['current_release']['stable']
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release = next(
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filter(
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lambda release: release['hash'] == stable_hash,
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releases['releases']))
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flutter_version = release['version']
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tags = subprocess.Popen(['git',
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'ls-remote',
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'--tags',
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'https://github.com/flutter/engine.git'],
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stdout=subprocess.PIPE,
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text=True).communicate()[0].strip()
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try:
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engine_hash = next(
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filter(
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lambda line: line.endswith(f'refs/tags/{flutter_version}'),
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tags.splitlines())).split('refs')[0].strip()
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except StopIteration:
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exit(
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f"Couldn't find Engine hash for Flutter version: {flutter_version}")
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try:
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dart_version = next(
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filter(
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lambda release: release['version'] == flutter_version,
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releases['releases']))['dart_sdk_version']
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except StopIteration:
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exit(
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f"Couldn't find Dart version for Flutter version: {flutter_version}")
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return (flutter_version, engine_hash, dart_version)
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def main():
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parser = argparse.ArgumentParser(description='Update Flutter in Nixpkgs')
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parser.add_argument('--version', type=str, help='Specify Flutter version')
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parser.add_argument('--artifact-hashes', action='store_true',
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help='Whether to get artifact hashes')
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args = parser.parse_args()
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(flutter_version, engine_hash, dart_version) = find_versions(args.version)
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flutter_compact_version = '_'.join(flutter_version.split('.')[:2])
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if args.artifact_hashes:
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print(
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json.dumps(
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get_artifact_hashes(flutter_compact_version),
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indent=2).strip() +
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"\n")
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return
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print(f"Flutter version: {flutter_version} ({flutter_compact_version})")
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print(f"Engine hash: {engine_hash}")
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print(f"Dart version: {dart_version}")
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dart_hash = get_dart_hashes(dart_version)
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(flutter_hash, flutter_src) = get_flutter_hash_and_src(flutter_version)
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nixpkgs_flutter_version_directory = f"{NIXPKGS_ROOT}/pkgs/development/compilers/flutter/versions/{flutter_compact_version}"
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if os.path.exists(f"{nixpkgs_flutter_version_directory}/data.json"):
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os.remove(f"{nixpkgs_flutter_version_directory}/data.json")
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os.makedirs(nixpkgs_flutter_version_directory, exist_ok=True)
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update_all_packages()
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common_data_args = {
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"nixpkgs_flutter_version_directory": nixpkgs_flutter_version_directory,
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"flutter_version": flutter_version,
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"dart_version": dart_version,
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"engine_hash": engine_hash,
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"flutter_hash": flutter_hash,
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"dart_hash": dart_hash,
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}
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write_data(
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pubspec_lock={},
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artifact_hashes={},
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**common_data_args)
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pubspec_lock = get_pubspec_lock(flutter_compact_version, flutter_src)
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write_data(
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pubspec_lock=pubspec_lock,
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artifact_hashes={},
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**common_data_args)
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artifact_hashes = get_artifact_hashes(flutter_compact_version)
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write_data(
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pubspec_lock=pubspec_lock,
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artifact_hashes=artifact_hashes,
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**common_data_args)
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if __name__ == "__main__":
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main()
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