Uploaded image for project: 'Python Driver'
  1. Python Driver
  2. PYTHON-1760

Driver accepts two and one part hostnames in SRV URIs

    XMLWordPrintableJSON

Details

    • Bug
    • Status: Closed
    • Minor - P4
    • Resolution: Fixed
    • 3.7.2
    • 3.9
    • None
    • None

    Description

      Initial seed list discovery spec requires that a DNS name given with SRV URI has a minimum of 3 parts total. However the Python driver accepts and queries two (and one) part names:

      >>> pymongo.MongoClient('mongodb+srv://google.com')
      Traceback (most recent call last):
        File "<stdin>", line 1, in <module>
        File "pymongo/mongo_client.py", line 514, in __init__
          res = uri_parser.parse_uri(entity, port, warn=True)
        File "pymongo/uri_parser.py", line 399, in parse_uri
          nodes = _get_dns_srv_hosts(fqdn)
        File "pymongo/uri_parser.py", line 289, in _get_dns_srv_hosts
          raise ConfigurationError(str(exc))
      pymongo.errors.ConfigurationError: None of DNS query names exist: _mongodb._tcp.google.com., _mongodb._tcp.google.com.nyc.mongodb.network.
      >>> pymongo.MongoClient('mongodb+srv://com')
      Traceback (most recent call last):
        File "<stdin>", line 1, in <module>
        File "pymongo/mongo_client.py", line 514, in __init__
          res = uri_parser.parse_uri(entity, port, warn=True)
        File "pymongo/uri_parser.py", line 399, in parse_uri
          nodes = _get_dns_srv_hosts(fqdn)
        File "pymongo/uri_parser.py", line 289, in _get_dns_srv_hosts
          raise ConfigurationError(str(exc))
      pymongo.errors.ConfigurationError: None of DNS query names exist: _mongodb._tcp.com., _mongodb._tcp.com.nyc.mongodb.network.
      

      https://github.com/mongodb/specifications/blob/master/source/initial-dns-seedlist-discovery/initial-dns-seedlist-discovery.rst#seedlist-discovery

      Attachments

        Issue Links

          Activity

            People

              bernie@mongodb.com Bernie Hackett
              oleg.pudeyev@mongodb.com Oleg Pudeyev (Inactive)
              Votes:
              0 Vote for this issue
              Watchers:
              2 Start watching this issue

              Dates

                Created:
                Updated:
                Resolved: