Example #1
0
    def _get_socket(self, host, port, backlog):
        # TODO(dims): eventlet's green dns/socket module does not actually
        # support IPv6 in getaddrinfo(). We need to get around this in the
        # future or monitor upstream for a fix
        info = socket.getaddrinfo(host,
                                  port,
                                  socket.AF_UNSPEC,
                                  socket.SOCK_STREAM)[0]
        family = info[0]
        bind_addr = info[-1]

        sock = None
        retry_until = time.time() + 30
        while not sock and time.time() < retry_until:
            try:
                sock = eventlet.listen(bind_addr,
                                       backlog=backlog,
                                       family=family)
                if sslutils.is_enabled():
                    sock = sslutils.wrap(sock)

            except socket.error, err:
                if err.args[0] != errno.EADDRINUSE:
                    raise
                eventlet.sleep(0.1)
Example #2
0
    def _get_socket(self, host, port, backlog):
        # TODO(dims): eventlet's green dns/socket module does not actually
        # support IPv6 in getaddrinfo(). We need to get around this in the
        # future or monitor upstream for a fix
        info = socket.getaddrinfo(host,
                                  port,
                                  socket.AF_UNSPEC,
                                  socket.SOCK_STREAM)[0]
        family = info[0]
        bind_addr = info[-1]

        sock = None
        retry_until = time.time() + 30
        while not sock and time.time() < retry_until:
            try:
                sock = eventlet.listen(bind_addr,
                                       backlog=backlog,
                                       family=family)
                if sslutils.is_enabled():
                    sock = sslutils.wrap(sock)

            except socket.error, err:
                if err.args[0] != errno.EADDRINUSE:
                    raise
                eventlet.sleep(0.1)
Example #3
0
    def _wsgi_get_socket(self):
        # TODO(dims): eventlet's green dns/socket module does not actually
        # support IPv6 in getaddrinfo(). We need to get around this in the
        # future or monitor upstream for a fix
        info = socket.getaddrinfo(self._service_config.api_host,
                                  self._service_config.api_port,
                                  socket.AF_UNSPEC, socket.SOCK_STREAM)[0]
        family = info[0]
        bind_addr = info[-1]

        sock = None
        retry_until = time.time() + 30
        while not sock and time.time() < retry_until:
            try:
                # TODO(kiall): Backlog should be a service specific setting,
                #              rather than a global
                sock = eventlet.listen(bind_addr,
                                       backlog=cfg.CONF.backlog,
                                       family=family)
                if sslutils.is_enabled():
                    sock = sslutils.wrap(sock)

            except socket.error as err:
                if err.args[0] != errno.EADDRINUSE:
                    raise
                eventlet.sleep(0.1)
        if not sock:
            raise RuntimeError(
                _("Could not bind to %(host)s:%(port)s "
                  "after trying for 30 seconds") % {
                      'host': self._service_config.api_host,
                      'port': self._service_config.api_port
                  })
        sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
        # sockets can hang around forever without keepalive
        sock.setsockopt(socket.SOL_SOCKET, socket.SO_KEEPALIVE, 1)

        # This option isn't available in the OS X version of eventlet
        if hasattr(socket, 'TCP_KEEPIDLE'):
            sock.setsockopt(socket.IPPROTO_TCP, socket.TCP_KEEPIDLE,
                            CONF.tcp_keepidle)

        return sock
Example #4
0
    def _wsgi_get_socket(self):
        # TODO(dims): eventlet's green dns/socket module does not actually
        # support IPv6 in getaddrinfo(). We need to get around this in the
        # future or monitor upstream for a fix
        info = socket.getaddrinfo(self._service_config.api_host,
                                  self._service_config.api_port,
                                  socket.AF_UNSPEC,
                                  socket.SOCK_STREAM)[0]
        family = info[0]
        bind_addr = info[-1]

        sock = None
        retry_until = time.time() + 30
        while not sock and time.time() < retry_until:
            try:
                # TODO(kiall): Backlog should be a service specific setting,
                #              rather than a global
                sock = eventlet.listen(bind_addr,
                                       backlog=cfg.CONF.backlog,
                                       family=family)
                if sslutils.is_enabled():
                    sock = sslutils.wrap(sock)

            except socket.error as err:
                if err.args[0] != errno.EADDRINUSE:
                    raise
                eventlet.sleep(0.1)
        if not sock:
            raise RuntimeError(_("Could not bind to %(host)s:%(port)s "
                               "after trying for 30 seconds") %
                               {'host': self._service_config.api_host,
                                'port': self._service_config.api_port})
        sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
        # sockets can hang around forever without keepalive
        sock.setsockopt(socket.SOL_SOCKET, socket.SO_KEEPALIVE, 1)

        # This option isn't available in the OS X version of eventlet
        if hasattr(socket, 'TCP_KEEPIDLE'):
            sock.setsockopt(socket.IPPROTO_TCP,
                            socket.TCP_KEEPIDLE,
                            CONF.tcp_keepidle)

        return sock