mirror of https://github.com/knative/docs.git
84 lines
1.8 KiB
Go
84 lines
1.8 KiB
Go
/*
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Copyright 2018 The Knative 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 main
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import (
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"fmt"
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"io/ioutil"
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"log"
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"net/http"
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"net/url"
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"os"
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"github.com/gorilla/mux"
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"flag"
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)
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var resource string
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func main() {
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flag.Parse()
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router := mux.NewRouter().StrictSlash(true)
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resource = os.Getenv("RESOURCE")
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if resource == "" {
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resource = "NOT SPECIFIED"
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}
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root := "/" + resource
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path := root + "/{stockId}"
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router.HandleFunc("/", Index)
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router.HandleFunc(root, StockIndex)
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router.HandleFunc(path, StockPrice)
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log.Fatal(http.ListenAndServe(":8080", router))
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}
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func Index(w http.ResponseWriter, r *http.Request) {
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fmt.Fprintf(w, "Welcome to the %s app! \n", resource)
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}
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func StockIndex(w http.ResponseWriter, r *http.Request) {
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fmt.Fprintf(w, "%s ticker not found!, require /%s/{ticker}\n", resource, resource)
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}
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func StockPrice(w http.ResponseWriter, r *http.Request) {
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vars := mux.Vars(r)
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stockId := vars["stockId"]
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url := url.URL{
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Scheme: "https",
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Host: "api.iextrading.com",
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Path: "/1.0/stock/" + stockId + "/price",
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}
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log.Print(url)
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resp, err := http.Get(url.String())
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if err != nil {
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fmt.Fprintf(w, "%s not found for ticker : %s \n", resource, stockId)
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return
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}
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defer resp.Body.Close()
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body, err := ioutil.ReadAll(resp.Body)
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fmt.Fprintf(w, "%s price for ticker %s is %s\n", resource, stockId, string(body))
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}
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