mirror of https://github.com/k3s-io/k3s
61 lines
1.6 KiB
Go
61 lines
1.6 KiB
Go
// Copyright 2015 go-swagger maintainers
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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package spec
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import "sync"
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// ResolutionCache a cache for resolving urls
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type ResolutionCache interface {
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Get(string) (interface{}, bool)
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Set(string, interface{})
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}
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type simpleCache struct {
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lock sync.RWMutex
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store map[string]interface{}
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}
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// Get retrieves a cached URI
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func (s *simpleCache) Get(uri string) (interface{}, bool) {
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debugLog("getting %q from resolution cache", uri)
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s.lock.RLock()
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v, ok := s.store[uri]
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debugLog("got %q from resolution cache: %t", uri, ok)
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s.lock.RUnlock()
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return v, ok
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}
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// Set caches a URI
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func (s *simpleCache) Set(uri string, data interface{}) {
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s.lock.Lock()
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s.store[uri] = data
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s.lock.Unlock()
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}
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var resCache ResolutionCache
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func init() {
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resCache = initResolutionCache()
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}
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// initResolutionCache initializes the URI resolution cache
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func initResolutionCache() ResolutionCache {
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return &simpleCache{store: map[string]interface{}{
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"http://swagger.io/v2/schema.json": MustLoadSwagger20Schema(),
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"http://json-schema.org/draft-04/schema": MustLoadJSONSchemaDraft04(),
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}}
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}
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