def download(self, doc_type, prev_hash=None):
"""
Download <doc_type> from this authority.
Can raise exceptions if authority not available.
:return: Consensus text
"""
# doc_type: consensus, consensus-microdesc, authority?
headers = {'X-Or-Diff-From-Consensus': prev_hash} if prev_hash else None
return http_get('{}/{}'.format(self.status_url, doc_type), headers=headers)
def get_descriptor_for(self, fingerprint):
"""
Get another router descriptor through this one.
:param fingerprint:
:return: Descriptor object
"""
logger.debug('Getting descriptor for %s from %s', fingerprint, self)
url = self.descriptor_url(fingerprint)
try:
response = http_get(url)
except (ConnectionError, socket.timeout, HTTPError, URLError) as e:
logger.debug(e)
raise FetchDescriptorError("Can't fetch descriptor from %s" % url)
descriptor_info = RouterDescriptorParser.parse(response)
return Descriptor(**descriptor_info)
def download_fp_sk(self, identity, keyid):
# TODO: multiple key download
return http_get('{}/{}-{}'.format(self.fp_sk_url, identity, keyid))