/usr/lib/python2.7/dist-packages/neutronclient/neutron/v2_0/vpn/utils.py is in python-neutronclient 1:6.0.0-2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 | # (c) Copyright 2013 Hewlett-Packard Development Company, L.P.
# 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.
#
"""VPN Utilities and helper functions."""
from neutronclient._i18n import _
from neutronclient.common import exceptions
dpd_supported_actions = ['hold', 'clear', 'restart',
'restart-by-peer', 'disabled']
dpd_supported_keys = ['action', 'interval', 'timeout']
lifetime_keys = ['units', 'value']
lifetime_units = ['seconds']
def validate_dpd_dict(dpd_dict):
for key, value in dpd_dict.items():
if key not in dpd_supported_keys:
message = _(
"DPD Dictionary KeyError: "
"Reason-Invalid DPD key : "
"'%(key)s' not in %(supported_key)s") % {
'key': key, 'supported_key': dpd_supported_keys}
raise exceptions.CommandError(message)
if key == 'action' and value not in dpd_supported_actions:
message = _(
"DPD Dictionary ValueError: "
"Reason-Invalid DPD action : "
"'%(key_value)s' not in %(supported_action)s") % {
'key_value': value,
'supported_action': dpd_supported_actions}
raise exceptions.CommandError(message)
if key in ('interval', 'timeout'):
try:
if int(value) <= 0:
raise ValueError()
except ValueError:
message = _(
"DPD Dictionary ValueError: "
"Reason-Invalid positive integer value: "
"'%(key)s' = %(value)s") % {
'key': key, 'value': value}
raise exceptions.CommandError(message)
else:
dpd_dict[key] = int(value)
return
def validate_lifetime_dict(lifetime_dict):
for key, value in lifetime_dict.items():
if key not in lifetime_keys:
message = _(
"Lifetime Dictionary KeyError: "
"Reason-Invalid unit key : "
"'%(key)s' not in %(supported_key)s") % {
'key': key, 'supported_key': lifetime_keys}
raise exceptions.CommandError(message)
if key == 'units' and value not in lifetime_units:
message = _(
"Lifetime Dictionary ValueError: "
"Reason-Invalid units : "
"'%(key_value)s' not in %(supported_units)s") % {
'key_value': key, 'supported_units': lifetime_units}
raise exceptions.CommandError(message)
if key == 'value':
try:
if int(value) < 60:
raise ValueError()
except ValueError:
message = _(
"Lifetime Dictionary ValueError: "
"Reason-Invalid value should be at least 60:"
"'%(key_value)s' = %(value)s") % {
'key_value': key, 'value': value}
raise exceptions.CommandError(message)
else:
lifetime_dict['value'] = int(value)
return
def lifetime_help(policy):
lifetime = _("%s lifetime attributes. "
"'units'-seconds, default:seconds. "
"'value'-non negative integer, default:3600.") % policy
return lifetime
def dpd_help(policy):
dpd = _(" %s Dead Peer Detection attributes."
" 'action'-hold,clear,disabled,restart,restart-by-peer."
" 'interval' and 'timeout' are non negative integers. "
" 'interval' should be less than 'timeout' value. "
" 'action', default:hold 'interval', default:30, "
" 'timeout', default:120.") % policy.capitalize()
return dpd
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