From a11480323307c6315c89ea8ab3cb6e4939550672 Mon Sep 17 00:00:00 2001 From: Julien Danjou Date: Tue, 30 Sep 2014 11:41:12 +0200 Subject: [PATCH] Remove unused network_utils This module is not used anymore. Change-Id: I5205ec64c107cf59d04ca4dfbf3fe7367d5f8378 --- heat/openstack/common/network_utils.py | 163 ------------------------- openstack-common.conf | 1 - 2 files changed, 164 deletions(-) delete mode 100644 heat/openstack/common/network_utils.py diff --git a/heat/openstack/common/network_utils.py b/heat/openstack/common/network_utils.py deleted file mode 100644 index 25555e09b..000000000 --- a/heat/openstack/common/network_utils.py +++ /dev/null @@ -1,163 +0,0 @@ -# Copyright 2012 OpenStack Foundation. -# All Rights Reserved. -# -# Licensed under the Apache License, Version 2.0 (the "License"); you may -# not use this file except in compliance with the License. You may obtain -# a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT -# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the -# License for the specific language governing permissions and limitations -# under the License. - -""" -Network-related utilities and helper functions. -""" - -import socket - -from six.moves.urllib import parse - -from heat.openstack.common.gettextutils import _LW -from heat.openstack.common import log as logging - -LOG = logging.getLogger(__name__) - - -def parse_host_port(address, default_port=None): - """Interpret a string as a host:port pair. - - An IPv6 address MUST be escaped if accompanied by a port, - because otherwise ambiguity ensues: 2001:db8:85a3::8a2e:370:7334 - means both [2001:db8:85a3::8a2e:370:7334] and - [2001:db8:85a3::8a2e:370]:7334. - - >>> parse_host_port('server01:80') - ('server01', 80) - >>> parse_host_port('server01') - ('server01', None) - >>> parse_host_port('server01', default_port=1234) - ('server01', 1234) - >>> parse_host_port('[::1]:80') - ('::1', 80) - >>> parse_host_port('[::1]') - ('::1', None) - >>> parse_host_port('[::1]', default_port=1234) - ('::1', 1234) - >>> parse_host_port('2001:db8:85a3::8a2e:370:7334', default_port=1234) - ('2001:db8:85a3::8a2e:370:7334', 1234) - >>> parse_host_port(None) - (None, None) - """ - if not address: - return (None, None) - - if address[0] == '[': - # Escaped ipv6 - _host, _port = address[1:].split(']') - host = _host - if ':' in _port: - port = _port.split(':')[1] - else: - port = default_port - else: - if address.count(':') == 1: - host, port = address.split(':') - else: - # 0 means ipv4, >1 means ipv6. - # We prohibit unescaped ipv6 addresses with port. - host = address - port = default_port - - return (host, None if port is None else int(port)) - - -class ModifiedSplitResult(parse.SplitResult): - """Split results class for urlsplit.""" - - # NOTE(dims): The functions below are needed for Python 2.6.x. - # We can remove these when we drop support for 2.6.x. - @property - def hostname(self): - netloc = self.netloc.split('@', 1)[-1] - host, port = parse_host_port(netloc) - return host - - @property - def port(self): - netloc = self.netloc.split('@', 1)[-1] - host, port = parse_host_port(netloc) - return port - - -def urlsplit(url, scheme='', allow_fragments=True): - """Parse a URL using urlparse.urlsplit(), splitting query and fragments. - This function papers over Python issue9374 when needed. - - The parameters are the same as urlparse.urlsplit. - """ - scheme, netloc, path, query, fragment = parse.urlsplit( - url, scheme, allow_fragments) - if allow_fragments and '#' in path: - path, fragment = path.split('#', 1) - if '?' in path: - path, query = path.split('?', 1) - return ModifiedSplitResult(scheme, netloc, - path, query, fragment) - - -def set_tcp_keepalive(sock, tcp_keepalive=True, - tcp_keepidle=None, - tcp_keepalive_interval=None, - tcp_keepalive_count=None): - """Set values for tcp keepalive parameters - - This function configures tcp keepalive parameters if users wish to do - so. - - :param tcp_keepalive: Boolean, turn on or off tcp_keepalive. If users are - not sure, this should be True, and default values will be used. - - :param tcp_keepidle: time to wait before starting to send keepalive probes - :param tcp_keepalive_interval: time between successive probes, once the - initial wait time is over - :param tcp_keepalive_count: number of probes to send before the connection - is killed - """ - - # NOTE(praneshp): Despite keepalive being a tcp concept, the level is - # still SOL_SOCKET. This is a quirk. - if isinstance(tcp_keepalive, bool): - sock.setsockopt(socket.SOL_SOCKET, socket.SO_KEEPALIVE, tcp_keepalive) - else: - raise TypeError("tcp_keepalive must be a boolean") - - if not tcp_keepalive: - return - - # These options aren't available in the OS X version of eventlet, - # Idle + Count * Interval effectively gives you the total timeout. - if tcp_keepidle is not None: - if hasattr(socket, 'TCP_KEEPIDLE'): - sock.setsockopt(socket.IPPROTO_TCP, - socket.TCP_KEEPIDLE, - tcp_keepidle) - else: - LOG.warning(_LW('tcp_keepidle not available on your system')) - if tcp_keepalive_interval is not None: - if hasattr(socket, 'TCP_KEEPINTVL'): - sock.setsockopt(socket.IPPROTO_TCP, - socket.TCP_KEEPINTVL, - tcp_keepalive_interval) - else: - LOG.warning(_LW('tcp_keepintvl not available on your system')) - if tcp_keepalive_count is not None: - if hasattr(socket, 'TCP_KEEPCNT'): - sock.setsockopt(socket.IPPROTO_TCP, - socket.TCP_KEEPCNT, - tcp_keepalive_count) - else: - LOG.warning(_LW('tcp_keepknt not available on your system')) diff --git a/openstack-common.conf b/openstack-common.conf index 0b058a965..bb711072f 100644 --- a/openstack-common.conf +++ b/openstack-common.conf @@ -12,7 +12,6 @@ module=jsonutils module=local module=log module=loopingcall -module=network_utils module=policy module=processutils module=service