[tor-bugs] #26023 [Obfuscation/BridgeDB]: BridgeDB won't start due to Stem throwing a ValueError on a weird ed25519 cert

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#26023: BridgeDB won't start due to Stem throwing a ValueError on a weird ed25519
cert
--------------------------------------+------------------------------------
     Reporter:  isis                  |      Owner:  isis
         Type:  defect                |     Status:  new
     Priority:  Immediate             |  Milestone:
    Component:  Obfuscation/BridgeDB  |    Version:
     Severity:  Critical              |   Keywords:  bridgedb-parsers, stem
Actual Points:                        |  Parent ID:
       Points:  1                     |   Reviewer:
      Sponsor:                        |
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 {{{
 Traceback (most recent call last):
   File "/home/bridgedb/virtualenvs/bridgedb/bin/bridgedb", line 4, in
 <module>
 __import__('pkg_resources').run_script('bridgedb==0.6.4+0.g4faecd5.dirty',
 'bridgedb')
   File "/home/bridgedb/virtualenvs/bridgedb/lib/python2.7/site-
 packages/pkg_resources/__init__.py", line 696, in run_script
     self.require(requires)[0].run_script(script_name, ns)
   File "/home/bridgedb/virtualenvs/bridgedb/lib/python2.7/site-
 packages/pkg_resources/__init__.py", line 1614, in run_script
     exec(code, namespace, namespace)
   File
 "/srv/bridges.torproject.org/home/virtualenvs/bridgedb/lib/python2.7/site-
 packages/bridgedb-0.6.4+0.g4faecd5.dirty-py2.7.egg/EGG-
 INFO/scripts/bridgedb", line 31, in <module>
     run(option)
   File "/home/bridgedb/virtualenvs/bridgedb/local/lib/python2.7/site-
 packages/bridgedb-0.6.4+0.g4faecd5.dirty-py2.7.egg/bridgedb/main.py", line
 458, in run
     emailDistributor, ipDistributor, moatDistributor = reload(False)
   File "/home/bridgedb/virtualenvs/bridgedb/local/lib/python2.7/site-
 packages/bridgedb-0.6.4+0.g4faecd5.dirty-py2.7.egg/bridgedb/main.py", line
 414, in reload
     load(state, hashring, clear=False)
   File "/home/bridgedb/virtualenvs/bridgedb/local/lib/python2.7/site-
 packages/bridgedb-0.6.4+0.g4faecd5.dirty-py2.7.egg/bridgedb/main.py", line
 128, in load
     serverdescriptors = descriptors.parseServerDescriptorsFile(fn)
   File "/home/bridgedb/virtualenvs/bridgedb/local/lib/python2.7/site-
 packages/bridgedb-0.6.4+0.g4faecd5.dirty-
 py2.7.egg/bridgedb/parse/descriptors.py", line 164, in
 parseServerDescriptorsFile
     routers = list(document)
   File "/home/bridgedb/virtualenvs/bridgedb/lib/python2.7/site-
 packages/stem/descriptor/__init__.py", line 199, in parse_file
     for desc in handler(descriptor_file, descriptor_type, validate,
 document_handler, **kwargs):
   File "/home/bridgedb/virtualenvs/bridgedb/lib/python2.7/site-
 packages/stem/descriptor/__init__.py", line 265, in _parse_file_for_path
     for desc in parse_file(desc_file, *args, **kwargs):
   File "/home/bridgedb/virtualenvs/bridgedb/lib/python2.7/site-
 packages/stem/descriptor/__init__.py", line 256, in parse_file
     for desc in parse(descriptor_file):
   File "/home/bridgedb/virtualenvs/bridgedb/lib/python2.7/site-
 packages/stem/descriptor/__init__.py", line 303, in _parse_metrics_file
     for desc in
 stem.descriptor.server_descriptor._parse_file(descriptor_file, is_bridge =
 False, validate = validate, **kwargs):
   File "/home/bridgedb/virtualenvs/bridgedb/lib/python2.7/site-
 packages/stem/descriptor/server_descriptor.py", line 221, in _parse_file
     yield RelayDescriptor(descriptor_text, validate, annotations,
 **kwargs)
   File "/home/bridgedb/virtualenvs/bridgedb/lib/python2.7/site-
 packages/stem/descriptor/server_descriptor.py", line 817, in __init__
     super(RelayDescriptor, self).__init__(raw_contents, validate,
 annotations)
   File "/home/bridgedb/virtualenvs/bridgedb/lib/python2.7/site-
 packages/stem/descriptor/server_descriptor.py", line 637, in __init__
     self._parse(entries, validate)
   File "/home/bridgedb/virtualenvs/bridgedb/lib/python2.7/site-
 packages/stem/descriptor/__init__.py", line 678, in _parse
     parser_for_line[keyword](self, entries)
   File "/home/bridgedb/virtualenvs/bridgedb/lib/python2.7/site-
 packages/stem/descriptor/server_descriptor.py", line 439, in
 _parse_identity_ed25519_line
     descriptor.certificate =
 stem.descriptor.certificate.Ed25519Certificate.parse(''.join(cert_lines[1:-1]))
   File "/home/bridgedb/virtualenvs/bridgedb/lib/python2.7/site-
 packages/stem/descriptor/certificate.py", line 125, in parse
     return Ed25519CertificateV1(version, content, decoded)
   File "/home/bridgedb/virtualenvs/bridgedb/lib/python2.7/site-
 packages/stem/descriptor/certificate.py", line 165, in __init__
     self.expiration =
 datetime.datetime.utcfromtimestamp(stem.util.str_tools._to_int(decoded[2:6])
 * 3600)
 ValueError: year is out of range
 }}}

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/26023>
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