mirror of
https://github.com/crazy-max/diun.git
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66 lines
1.9 KiB
Go
66 lines
1.9 KiB
Go
/*
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Copyright 2023 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package internal
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import (
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"github.com/go-openapi/jsonreference"
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jsonv2 "k8s.io/kube-openapi/pkg/internal/third_party/go-json-experiment/json"
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)
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// DeterministicMarshal calls the jsonv2 library with the deterministic
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// flag in order to have stable marshaling.
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func DeterministicMarshal(in any) ([]byte, error) {
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return jsonv2.MarshalOptions{Deterministic: true}.Marshal(jsonv2.EncodeOptions{}, in)
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}
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// JSONRefFromMap populates a json reference object if the map v contains a $ref key.
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func JSONRefFromMap(jsonRef *jsonreference.Ref, v map[string]interface{}) error {
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if v == nil {
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return nil
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}
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if vv, ok := v["$ref"]; ok {
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if str, ok := vv.(string); ok {
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ref, err := jsonreference.New(str)
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if err != nil {
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return err
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}
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*jsonRef = ref
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}
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}
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return nil
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}
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// SanitizeExtensions sanitizes the input map such that non extension
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// keys (non x-*, X-*) keys are dropped from the map. Returns the new
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// modified map, or nil if the map is now empty.
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func SanitizeExtensions(e map[string]interface{}) map[string]interface{} {
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for k := range e {
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if !IsExtensionKey(k) {
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delete(e, k)
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}
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}
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if len(e) == 0 {
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e = nil
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}
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return e
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}
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// IsExtensionKey returns true if the input string is of format x-* or X-*
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func IsExtensionKey(k string) bool {
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return len(k) > 1 && (k[0] == 'x' || k[0] == 'X') && k[1] == '-'
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}
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