testing/docker/rust-build/repack_rust.py
author Wes Kocher <wkocher@mozilla.com>
Thu, 20 Oct 2016 15:59:47 -0700
changeset 363909 861fa708652cac38390be4eac89758ba0286a4a0
parent 363906 taskcluster/docker/rust-build/repack_rust.py@d15798b73b9e3f8226e7d4ac8adfca3a77b069f0
child 364040 806054dd12bdcbdee81dbd75f1583156cef9b649
permissions -rw-r--r--
Backed out changeset d15798b73b9e (bug 1302763) for taskcluster build issues a=backout CLOSED TREE

#!/bin/env python
'''
This script downloads and repacks official rust language builds
with the necessary tool and target support for the Firefox
build environment.
'''

import os.path
import requests
import subprocess
import toml

def fetch_file(url):
  '''Download a file from the given url if it's not already present.'''
  filename = os.path.basename(url)
  if os.path.exists(filename):
    return
  r = requests.get(url, stream=True)
  r.raise_for_status()
  with open(filename, 'wb') as fd:
    for chunk in r.iter_content(4096):
      fd.write(chunk)

def fetch(url):
  '''Download and verify a package url.'''
  base = os.path.basename(url)
  print('Fetching %s...' % base)
  fetch_file(url + '.asc')
  fetch_file(url)
  fetch_file(url + '.sha256')
  fetch_file(url + '.asc.sha256')
  print('Verifying %s...' % base)
  subprocess.check_call(['shasum', '-c', base + '.sha256'])
  subprocess.check_call(['shasum', '-c', base + '.asc.sha256'])
  subprocess.check_call(['gpg', '--verify', base + '.asc', base])
  subprocess.check_call(['keybase', 'pgp', 'verify',
      '-d', base + '.asc',
      '-i', base,
  ])

def install(filename, target):
  '''Run a package's installer script against the given target directory.'''
  print(' Unpacking %s...' % filename)
  subprocess.check_call(['tar', 'xf', filename])
  basename = filename.split('.tar')[0]
  print(' Installing %s...' % basename)
  install_cmd = [os.path.join(basename, 'install.sh')]
  install_cmd += ['--prefix=' + os.path.abspath(target)]
  install_cmd += ['--disable-ldconfig']
  subprocess.check_call(install_cmd)
  print(' Cleaning %s...' % basename)
  subprocess.check_call(['rm', '-rf', basename])

def package(manifest, pkg, target):
  '''Pull out the package dict for a particular package and target
  from the given manifest.'''
  version = manifest['pkg'][pkg]['version']
  info = manifest['pkg'][pkg]['target'][target]
  return (version, info)

def fetch_package(manifest, pkg, host):
  version, info = package(manifest, pkg, host)
  print('%s %s\n  %s\n  %s' % (pkg, version, info['url'], info['hash']))
  if not info['available']:
    print('%s marked unavailable for %s' % (pkg, host))
    raise AssertionError
  fetch(info['url'])
  return info

def fetch_std(manifest, targets):
  stds = []
  for target in targets:
      info = fetch_package(manifest, 'rust-std', target)
      stds.append(info)
  return stds

def tar_for_host(host):
  if 'linux' in host:
      tar_options = 'cJf'
      tar_ext = '.tar.xz'
  else:
      tar_options = 'cjf'
      tar_ext = '.tar.bz2'
  return tar_options, tar_ext

def repack(host, targets, channel='stable', suffix=''):
  print("Repacking rust for %s..." % host)
  url = 'https://static.rust-lang.org/dist/channel-rust-' + channel + '.toml'
  req = requests.get(url)
  req.raise_for_status()
  manifest = toml.loads(req.content)
  if manifest['manifest-version'] != '2':
    print('ERROR: unrecognized manifest version %s.' % manifest['manifest-version'])
    return
  print('Using manifest for rust %s as of %s.' % (channel, manifest['date']))
  print('Fetching packages...')
  rustc = fetch_package(manifest, 'rustc', host)
  cargo = fetch_package(manifest, 'cargo', host)
  stds = fetch_std(manifest, targets)
  print('Installing packages...')
  tar_basename = 'rustc-' + host
  if suffix:
      tar_basename += '-' + suffix
  tar_basename += '-repack'
  install_dir = 'rustc'
  subprocess.check_call(['rm', '-rf', install_dir])
  install(os.path.basename(rustc['url']), install_dir)
  install(os.path.basename(cargo['url']), install_dir)
  for std in stds:
    install(os.path.basename(std['url']), install_dir)
    pass
  print('Tarring %s...' % tar_basename)
  tar_options, tar_ext = tar_for_host(host)
  subprocess.check_call(['tar', tar_options, tar_basename + tar_ext, install_dir])
  subprocess.check_call(['rm', '-rf', install_dir])

def repack_cargo(host, channel='nightly'):
  print("Repacking cargo for %s..." % host)
  # Cargo doesn't seem to have a .toml manifest.
  base_url = 'https://static.rust-lang.org/cargo-dist/'
  req = requests.get(os.path.join(base_url, 'channel-cargo-' + channel))
  req.raise_for_status()
  file = ''
  for line in req.iter_lines():
      if line.find(host) != -1:
          file = line.strip()
  if not file:
      print('No manifest entry for %s!' % host)
      return
  manifest = {
          'date': req.headers['Last-Modified'],
          'pkg': {
              'cargo': {
                  'version': channel,
                  'target': {
                      host: {
                          'url': os.path.join(base_url, file),
                          'hash': None,
                          'available': True,
                      },
                  },
              },
          },
  }
  print('Using manifest for cargo %s.' % channel)
  print('Fetching packages...')
  cargo = fetch_package(manifest, 'cargo', host)
  print('Installing packages...')
  install_dir = 'cargo'
  subprocess.check_call(['rm', '-rf', install_dir])
  install(os.path.basename(cargo['url']), install_dir)
  tar_basename = 'cargo-%s-repack' % host
  print('Tarring %s...' % tar_basename)
  tar_options, tar_ext = tar_for_host(host)
  subprocess.check_call(['tar', tar_options, tar_basename + tar_ext, install_dir])
  subprocess.check_call(['rm', '-rf', install_dir])

# rust platform triples
android="armv7-linux-androideabi"
linux64="x86_64-unknown-linux-gnu"
linux32="i686-unknown-linux-gnu"
mac64="x86_64-apple-darwin"
mac32="i686-apple-darwin"
win64="x86_64-pc-windows-msvc"
win32="i686-pc-windows-msvc"

if __name__ == '__main__':
  repack(mac64, [mac64, mac32])
  repack(win32, [win32])
  repack(win64, [win64])
  repack(linux64, [linux64, linux32])
  repack(linux64, [linux64, mac64, mac32], suffix='mac-cross')
  repack(linux64, [linux64, android], suffix='android-cross')
  repack_cargo(mac64)
  repack_cargo(win32)
  repack_cargo(win64)
  repack_cargo(linux64)