python类fromfd()的实例源码

def patch_socket(dns=True, aggressive=True):
    """Replace the standard socket object with gevent's cooperative sockets.

    If *dns* is true, also patch dns functions in :mod:`socket`.
    """
    from gevent import socket
    _socket = __import__('socket')
    _socket.socket = socket.socket
    _socket.SocketType = socket.SocketType
    _socket.create_connection = socket.create_connection
    if hasattr(socket, 'socketpair'):
        _socket.socketpair = socket.socketpair
    if hasattr(socket, 'fromfd'):
        _socket.fromfd = socket.fromfd
    try:
        from gevent.socket import ssl, sslerror
        _socket.ssl = ssl
        _socket.sslerror = sslerror
    except ImportError:
        if aggressive:
            try:
                del _socket.ssl
            except AttributeError:
                pass
    if dns:
        patch_dns()

def patch_socket(dns=True, aggressive=True):
    """Replace the standard socket object with gevent's cooperative sockets.

    If *dns* is true, also patch dns functions in :mod:`socket`.
    """
    from gevent import socket
    _socket = __import__('socket')
    _socket.socket = socket.socket
    _socket.SocketType = socket.SocketType
    _socket.create_connection = socket.create_connection
    if hasattr(socket, 'socketpair'):
        _socket.socketpair = socket.socketpair
    if hasattr(socket, 'fromfd'):
        _socket.fromfd = socket.fromfd
    try:
        from gevent.socket import ssl, sslerror
        _socket.ssl = ssl
        _socket.sslerror = sslerror
    except ImportError:
        if aggressive:
            try:
                del _socket.ssl
            except AttributeError:
                pass
    if dns:
        patch_dns()

def patch_socket(dns=True, aggressive=True):
    """Replace the standard socket object with gevent's cooperative sockets.

    If *dns* is true, also patch dns functions in :mod:`socket`.
    """
    from gevent import socket
    _socket = __import__('socket')
    _socket.socket = socket.socket
    _socket.SocketType = socket.SocketType
    _socket.create_connection = socket.create_connection
    if hasattr(socket, 'socketpair'):
        _socket.socketpair = socket.socketpair
    if hasattr(socket, 'fromfd'):
        _socket.fromfd = socket.fromfd
    try:
        from gevent.socket import ssl, sslerror
        _socket.ssl = ssl
        _socket.sslerror = sslerror
    except ImportError:
        if aggressive:
            try:
                del _socket.ssl
            except AttributeError:
                pass
    if dns:
        patch_dns()

def patch_socket(dns=True, aggressive=True):
    """Replace the standard socket object with gevent's cooperative sockets.

    If *dns* is true, also patch dns functions in :mod:`socket`.
    """
    from gevent import socket
    _socket = __import__('socket')
    _socket.socket = socket.socket
    _socket.SocketType = socket.SocketType
    _socket.create_connection = socket.create_connection
    if hasattr(socket, 'socketpair'):
        _socket.socketpair = socket.socketpair
    if hasattr(socket, 'fromfd'):
        _socket.fromfd = socket.fromfd
    try:
        from gevent.socket import ssl, sslerror
        _socket.ssl = ssl
        _socket.sslerror = sslerror
    except ImportError:
        if aggressive:
            try:
                del _socket.ssl
            except AttributeError:
                pass
    if dns:
        patch_dns()

def get_raw_socket(cls, env):  #pragma: no cover
        sock = None

        if env.get('uwsgi.version'):
            try:
                import uwsgi
                fd = uwsgi.connection_fd()
                sock = socket.fromfd(fd, socket.AF_INET, socket.SOCK_STREAM)
            except Exception as e:
                pass
        elif env.get('gunicorn.socket'):
            sock = env['gunicorn.socket']

        if not sock:
            # attempt to find socket from wsgi.input
            input_ = env.get('wsgi.input')
            if input_:
                if hasattr(input_, '_sock'):
                    raw = input_._sock
                    sock = socket.socket(_sock=raw)
                elif hasattr(input_, 'raw'):
                    sock = input_.raw._sock
                elif hasattr(input_, 'rfile'):
                    # PY3
                    if hasattr(input_.rfile, 'raw'):
                        sock = input_.rfile.raw._sock
                    # PY2
                    else:
                        sock = input_.rfile._sock

        return sock


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