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authorJames Taylor <user234683@users.noreply.github.com>2019-09-06 16:31:13 -0700
committerJames Taylor <user234683@users.noreply.github.com>2019-09-06 16:31:13 -0700
commit3d57e14df7ba5f14a634295caf3b2e60da50bfe2 (patch)
tree4903bcb79a49ad714a1a9129765b9545405c9978 /python/gevent/resolver/__init__.py
parentac32b24b2a011292b704a3f27e8fd08a7ae9424b (diff)
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Remove windows python distribution from repo and add requirements.txt
Diffstat (limited to 'python/gevent/resolver/__init__.py')
-rw-r--r--python/gevent/resolver/__init__.py103
1 files changed, 0 insertions, 103 deletions
diff --git a/python/gevent/resolver/__init__.py b/python/gevent/resolver/__init__.py
deleted file mode 100644
index 3da38e3..0000000
--- a/python/gevent/resolver/__init__.py
+++ /dev/null
@@ -1,103 +0,0 @@
-# Copyright (c) 2018 gevent contributors. See LICENSE for details.
-
-from _socket import gaierror
-from _socket import error
-from _socket import getservbyname
-from _socket import getaddrinfo
-
-from gevent._compat import string_types
-from gevent._compat import integer_types
-
-from gevent.socket import SOCK_STREAM
-from gevent.socket import SOCK_DGRAM
-from gevent.socket import SOL_TCP
-from gevent.socket import AI_CANONNAME
-from gevent.socket import EAI_SERVICE
-from gevent.socket import AF_INET
-from gevent.socket import AI_PASSIVE
-
-
-def _lookup_port(port, socktype):
- # pylint:disable=too-many-branches
- socktypes = []
- if isinstance(port, string_types):
- try:
- port = int(port)
- except ValueError:
- try:
- if socktype == 0:
- origport = port
- try:
- port = getservbyname(port, 'tcp')
- socktypes.append(SOCK_STREAM)
- except error:
- port = getservbyname(port, 'udp')
- socktypes.append(SOCK_DGRAM)
- else:
- try:
- if port == getservbyname(origport, 'udp'):
- socktypes.append(SOCK_DGRAM)
- except error:
- pass
- elif socktype == SOCK_STREAM:
- port = getservbyname(port, 'tcp')
- elif socktype == SOCK_DGRAM:
- port = getservbyname(port, 'udp')
- else:
- raise gaierror(EAI_SERVICE, 'Servname not supported for ai_socktype')
- except error as ex:
- if 'not found' in str(ex):
- raise gaierror(EAI_SERVICE, 'Servname not supported for ai_socktype')
- else:
- raise gaierror(str(ex))
- except UnicodeEncodeError:
- raise error('Int or String expected', port)
- elif port is None:
- port = 0
- elif isinstance(port, integer_types):
- pass
- else:
- raise error('Int or String expected', port, type(port))
- port = int(port % 65536)
- if not socktypes and socktype:
- socktypes.append(socktype)
- return port, socktypes
-
-hostname_types = tuple(set(string_types + (bytearray, bytes)))
-
-def _resolve_special(hostname, family):
- if not isinstance(hostname, hostname_types):
- raise TypeError("argument 1 must be str, bytes or bytearray, not %s" % (type(hostname),))
-
- if hostname == '':
- result = getaddrinfo(None, 0, family, SOCK_DGRAM, 0, AI_PASSIVE)
- if len(result) != 1:
- raise error('wildcard resolved to multiple address')
- return result[0][4][0]
- return hostname
-
-
-class AbstractResolver(object):
-
- def gethostbyname(self, hostname, family=AF_INET):
- hostname = _resolve_special(hostname, family)
- return self.gethostbyname_ex(hostname, family)[-1][0]
-
- def gethostbyname_ex(self, hostname, family=AF_INET):
- aliases = self._getaliases(hostname, family)
- addresses = []
- tuples = self.getaddrinfo(hostname, 0, family,
- SOCK_STREAM,
- SOL_TCP, AI_CANONNAME)
- canonical = tuples[0][3]
- for item in tuples:
- addresses.append(item[4][0])
- # XXX we just ignore aliases
- return (canonical, aliases, addresses)
-
- def getaddrinfo(self, host, port, family=0, socktype=0, proto=0, flags=0):
- raise NotImplementedError()
-
- def _getaliases(self, hostname, family):
- # pylint:disable=unused-argument
- return []