Remove useless sslutils from openstack.common

This module has been named by mistake in openstack-common.conf but has
never been used, except by the RPC code back then. Let's remove it.

Change-Id: Ie0c88d2c962d1daa9f1fcf0b4d0d530c15223aa9

cinder/openstack/common/sslutils.py

@@ -1,98 +0,0 @@
-# Copyright 2013 IBM Corp.
-#
-#    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.
-
-import os
-import ssl
-
-from oslo.config import cfg
-
-from cinder.openstack.common.gettextutils import _
-
-
-ssl_opts = [
-    cfg.StrOpt('ca_file',
-               default=None,
-               help="CA certificate file to use to verify "
-                    "connecting clients"),
-    cfg.StrOpt('cert_file',
-               default=None,
-               help="Certificate file to use when starting "
-                    "the server securely"),
-    cfg.StrOpt('key_file',
-               default=None,
-               help="Private key file to use when starting "
-                    "the server securely"),
-]
-
-
-CONF = cfg.CONF
-CONF.register_opts(ssl_opts, "ssl")
-
-
-def is_enabled():
-    cert_file = CONF.ssl.cert_file
-    key_file = CONF.ssl.key_file
-    ca_file = CONF.ssl.ca_file
-    use_ssl = cert_file or key_file
-
-    if cert_file and not os.path.exists(cert_file):
-        raise RuntimeError(_("Unable to find cert_file : %s") % cert_file)
-
-    if ca_file and not os.path.exists(ca_file):
-        raise RuntimeError(_("Unable to find ca_file : %s") % ca_file)
-
-    if key_file and not os.path.exists(key_file):
-        raise RuntimeError(_("Unable to find key_file : %s") % key_file)
-
-    if use_ssl and (not cert_file or not key_file):
-        raise RuntimeError(_("When running server in SSL mode, you must "
-                             "specify both a cert_file and key_file "
-                             "option value in your configuration file"))
-
-    return use_ssl
-
-
-def wrap(sock):
-    ssl_kwargs = {
-        'server_side': True,
-        'certfile': CONF.ssl.cert_file,
-        'keyfile': CONF.ssl.key_file,
-        'cert_reqs': ssl.CERT_NONE,
-    }
-
-    if CONF.ssl.ca_file:
-        ssl_kwargs['ca_certs'] = CONF.ssl.ca_file
-        ssl_kwargs['cert_reqs'] = ssl.CERT_REQUIRED
-
-    return ssl.wrap_socket(sock, **ssl_kwargs)
-
-
-_SSL_PROTOCOLS = {
-    "tlsv1": ssl.PROTOCOL_TLSv1,
-    "sslv23": ssl.PROTOCOL_SSLv23,
-    "sslv3": ssl.PROTOCOL_SSLv3
-}
-
-try:
-    _SSL_PROTOCOLS["sslv2"] = ssl.PROTOCOL_SSLv2
-except AttributeError:
-    pass
-
-
-def validate_ssl_version(version):
-    key = version.lower()
-    try:
-        return _SSL_PROTOCOLS[key]
-    except KeyError:
-        raise RuntimeError(_("Invalid SSL version : %s") % version)

etc/cinder/cinder.conf.sample

@@ -2742,22 +2742,3 @@
 #trace_sqlalchemy=false
 
 
-[ssl]
-
-#
-# Options defined in cinder.openstack.common.sslutils
-#
-
-# CA certificate file to use to verify connecting clients
-# (string value)
-#ca_file=<None>
-
-# Certificate file to use when starting the server securely
-# (string value)
-#cert_file=<None>
-
-# Private key file to use when starting the server securely
-# (string value)
-#key_file=<None>
-
-

openstack-common.conf

@@ -25,7 +25,6 @@ module=scheduler
 module=scheduler.filters
 module=scheduler.weights
 module=service
-module=sslutils
 module=strutils
 module=timeutils
 module=units