def _bootstrap_ivy(self, bootstrap_jar_path):
if not os.path.exists(bootstrap_jar_path):
with temporary_file() as bootstrap_jar:
fetcher = Fetcher()
checksummer = fetcher.ChecksumListener(digest=hashlib.sha1())
try:
log.info('\nDownloading %s' % self._bootstrap_jar_url)
# TODO: Capture the stdout of the fetcher, instead of letting it output
# to the console directly.
fetcher.download(
self._bootstrap_jar_url,
listener=fetcher.ProgressListener().wrap(checksummer),
path_or_fd=bootstrap_jar,
timeout=self._timeout)
log.info('sha1: %s' % checksummer.checksum)
bootstrap_jar.close()
touch(bootstrap_jar_path)
shutil.move(bootstrap_jar.name, bootstrap_jar_path)
except fetcher.Error as e:
raise self.Error(
'Problem fetching the ivy bootstrap jar! %s' % e)
return Ivy(bootstrap_jar_path,
ivy_settings=self._ivy_settings,
ivy_cache_dir=self.ivy_cache_dir)
