59 lines
2.0 KiB
Go
59 lines
2.0 KiB
Go
/*
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Copyright 2019 The Fission 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 router
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import (
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"fmt"
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"net/http"
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"strings"
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"github.com/gorilla/mux"
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uuid "github.com/satori/go.uuid"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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)
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const (
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HEADERS_FISSION_FUNCTION_PREFIX = "Fission-Function"
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)
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// setFunctionMetadataToHeaders set function metadatas to request header
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func setFunctionMetadataToHeader(meta *metav1.ObjectMeta, request *http.Request) {
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request.Header.Set(fmt.Sprintf("X-%s-Uid", HEADERS_FISSION_FUNCTION_PREFIX), string(meta.UID))
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request.Header.Set(fmt.Sprintf("X-%s-Name", HEADERS_FISSION_FUNCTION_PREFIX), meta.Name)
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request.Header.Set(fmt.Sprintf("X-%s-Namespace", HEADERS_FISSION_FUNCTION_PREFIX), meta.Namespace)
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request.Header.Set(fmt.Sprintf("X-%s-ResourceVersion", HEADERS_FISSION_FUNCTION_PREFIX), meta.ResourceVersion)
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}
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// setPathInfoToHeaders set URL path params and full URL path to request header
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func setPathInfoToHeader(request *http.Request) {
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// retrieve url params and add them to request header
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vars := mux.Vars(request)
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for k, v := range vars {
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request.Header.Set(fmt.Sprintf("X-Fission-Params-%v", k), v)
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}
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request.Header.Set("X-Fission-Full-Url", request.URL.String())
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}
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// setRecordRequestIDHeader set record ID to request header
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func setRecordRequestIDHeader(recorderName string, request *http.Request) {
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if len(recorderName) > 0 {
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reqUID := "REQ" + strings.ToLower(uuid.NewV4().String())
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request.Header.Set("X-Fission-ReqUID", reqUID)
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}
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}
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