mirror of
https://github.com/ansible-collections/kubernetes.core.git
synced 2026-03-26 21:33:02 +00:00
edc48ee577
* * * Add configmap/secret hash functionality Signed-off-by: Alina Buzachis <abuzachis@redhat.com> * * Add changelog fragment Signed-off-by: Alina Buzachis <abuzachis@redhat.com>
68 lines
2.0 KiB
Python
68 lines
2.0 KiB
Python
# Copyright [2017] [Red Hat, Inc.]
|
|
#
|
|
# 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.
|
|
|
|
# Implement ConfigMapHash and SecretHash equivalents
|
|
# Based on https://github.com/kubernetes/kubernetes/pull/49961
|
|
|
|
from __future__ import (absolute_import, division, print_function)
|
|
__metaclass__ = type
|
|
|
|
import json
|
|
import hashlib
|
|
|
|
try:
|
|
import string
|
|
maketrans = string.maketrans
|
|
except AttributeError:
|
|
maketrans = str.maketrans
|
|
|
|
try:
|
|
from collections import OrderedDict
|
|
except ImportError:
|
|
from orderreddict import OrderedDict
|
|
|
|
|
|
def sorted_dict(unsorted_dict):
|
|
result = OrderedDict()
|
|
for (k, v) in sorted(unsorted_dict.items()):
|
|
if isinstance(v, dict):
|
|
v = sorted_dict(v)
|
|
result[k] = v
|
|
return result
|
|
|
|
|
|
def generate_hash(resource):
|
|
# Get name from metadata
|
|
resource['name'] = resource.get('metadata', {}).get('name', '')
|
|
if resource['kind'] == 'ConfigMap':
|
|
marshalled = marshal(sorted_dict(resource), ['data', 'kind', 'name'])
|
|
del(resource['name'])
|
|
return encode(marshalled)
|
|
if resource['kind'] == 'Secret':
|
|
marshalled = marshal(sorted_dict(resource), ['data', 'kind', 'name', 'type'])
|
|
del(resource['name'])
|
|
return encode(marshalled)
|
|
raise NotImplementedError
|
|
|
|
|
|
def marshal(data, keys):
|
|
ordered = OrderedDict()
|
|
for key in keys:
|
|
ordered[key] = data.get(key, "")
|
|
return json.dumps(ordered, separators=(',', ':')).encode('utf-8')
|
|
|
|
|
|
def encode(resource):
|
|
return hashlib.sha256(resource).hexdigest()[:10].translate(maketrans("013ae", "ghkmt"))
|