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d5ee171410
PUT allows an object to be created (http 201). This allows REST code to indicate an object has been created and clients to react to it. APIServer now deals with <-chan RESTResult instead of <-chan runtime.Object, allowing more data to be passed through.
73 lines
2.4 KiB
Go
73 lines
2.4 KiB
Go
/*
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Copyright 2014 Google Inc. All rights reserved.
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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 apiserver
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import (
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"github.com/GoogleCloudPlatform/kubernetes/pkg/runtime"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
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)
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// WorkFunc is used to perform any time consuming work for an api call, after
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// the input has been validated. Pass one of these to MakeAsync to create an
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// appropriate return value for the Update, Delete, and Create methods.
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type WorkFunc func() (result runtime.Object, err error)
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// MakeAsync takes a function and executes it, delivering the result in the way required
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// by RESTStorage's Update, Delete, and Create methods.
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func MakeAsync(fn WorkFunc) <-chan RESTResult {
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channel := make(chan RESTResult)
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go func() {
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defer util.HandleCrash()
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obj, err := fn()
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if err != nil {
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channel <- RESTResult{Object: errToAPIStatus(err)}
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} else {
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channel <- RESTResult{Object: obj}
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}
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// 'close' is used to signal that no further values will
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// be written to the channel. Not strictly necessary, but
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// also won't hurt.
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close(channel)
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}()
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return channel
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}
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// WorkFunc is used to perform any time consuming work for an api call, after
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// the input has been validated. Pass one of these to MakeAsync to create an
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// appropriate return value for the Update, Delete, and Create methods.
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type WorkResultFunc func() (result RESTResult, err error)
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// MakeAsync takes a function and executes it, delivering the result in the way required
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// by RESTStorage's Update, Delete, and Create methods.
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func MakeAsyncResult(fn WorkResultFunc) <-chan RESTResult {
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channel := make(chan RESTResult)
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go func() {
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defer util.HandleCrash()
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obj, err := fn()
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if err != nil {
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channel <- RESTResult{Object: errToAPIStatus(err)}
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} else {
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channel <- obj
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}
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// 'close' is used to signal that no further values will
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// be written to the channel. Not strictly necessary, but
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// also won't hurt.
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close(channel)
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}()
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return channel
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}
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