diff options
Diffstat (limited to 'kafka/socketpair.py')
-rw-r--r-- | kafka/socketpair.py | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/kafka/socketpair.py b/kafka/socketpair.py deleted file mode 100644 index 6a87c4d..0000000 --- a/kafka/socketpair.py +++ /dev/null @@ -1,57 +0,0 @@ -# pylint: skip-file -# vendored from https://github.com/mhils/backports.socketpair - -import sys -import socket -import errno - -_LOCALHOST = '127.0.0.1' -_LOCALHOST_V6 = '::1' - -if not hasattr(socket, "socketpair"): - # Origin: https://gist.github.com/4325783, by Geert Jansen. Public domain. - def socketpair(family=socket.AF_INET, type=socket.SOCK_STREAM, proto=0): - if family == socket.AF_INET: - host = _LOCALHOST - elif family == socket.AF_INET6: - host = _LOCALHOST_V6 - else: - raise ValueError("Only AF_INET and AF_INET6 socket address families " - "are supported") - if type != socket.SOCK_STREAM: - raise ValueError("Only SOCK_STREAM socket type is supported") - if proto != 0: - raise ValueError("Only protocol zero is supported") - - # We create a connected TCP socket. Note the trick with - # setblocking(False) that prevents us from having to create a thread. - lsock = socket.socket(family, type, proto) - try: - lsock.bind((host, 0)) - lsock.listen(min(socket.SOMAXCONN, 128)) - # On IPv6, ignore flow_info and scope_id - addr, port = lsock.getsockname()[:2] - csock = socket.socket(family, type, proto) - try: - csock.setblocking(False) - if sys.version_info >= (3, 0): - try: - csock.connect((addr, port)) - except (BlockingIOError, InterruptedError): - pass - else: - try: - csock.connect((addr, port)) - except socket.error as e: - if e.errno != errno.WSAEWOULDBLOCK: - raise - csock.setblocking(True) - ssock, _ = lsock.accept() - except: - csock.close() - raise - finally: - lsock.close() - return (ssock, csock) - - socket.socketpair = socketpair |