mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
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89 lines
2.6 KiB
Go
89 lines
2.6 KiB
Go
/*
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Copyright 2014 The Kubernetes Authors 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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"fmt"
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"net/http"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
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etcdstorage "github.com/GoogleCloudPlatform/kubernetes/pkg/storage/etcd"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
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)
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// statusError is an object that can be converted into an api.Status
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type statusError interface {
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Status() api.Status
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}
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// errToAPIStatus converts an error to an api.Status object.
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func errToAPIStatus(err error) *api.Status {
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switch t := err.(type) {
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case statusError:
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status := t.Status()
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if len(status.Status) == 0 {
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status.Status = api.StatusFailure
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}
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if status.Code == 0 {
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switch status.Status {
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case api.StatusSuccess:
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status.Code = http.StatusOK
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case api.StatusFailure:
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status.Code = http.StatusInternalServerError
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}
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}
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//TODO: check for invalid responses
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return &status
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default:
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status := http.StatusInternalServerError
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switch {
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//TODO: replace me with NewConflictErr
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case etcdstorage.IsEtcdTestFailed(err):
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status = http.StatusConflict
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}
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// Log errors that were not converted to an error status
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// by REST storage - these typically indicate programmer
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// error by not using pkg/api/errors, or unexpected failure
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// cases.
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util.HandleError(fmt.Errorf("apiserver received an error that is not an api.Status: %v", err))
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return &api.Status{
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Status: api.StatusFailure,
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Code: status,
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Reason: api.StatusReasonUnknown,
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Message: err.Error(),
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}
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}
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}
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// notFound renders a simple not found error.
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func notFound(w http.ResponseWriter, req *http.Request) {
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w.WriteHeader(http.StatusNotFound)
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fmt.Fprintf(w, "Not Found: %#v", req.RequestURI)
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}
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// badGatewayError renders a simple bad gateway error.
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func badGatewayError(w http.ResponseWriter, req *http.Request) {
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w.WriteHeader(http.StatusBadGateway)
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fmt.Fprintf(w, "Bad Gateway: %#v", req.RequestURI)
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}
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// forbidden renders a simple forbidden error
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func forbidden(w http.ResponseWriter, req *http.Request) {
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w.WriteHeader(http.StatusForbidden)
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fmt.Fprintf(w, "Forbidden: %#v", req.RequestURI)
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}
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