mirror of https://github.com/docker/compose.git
66 lines
1.6 KiB
Go
66 lines
1.6 KiB
Go
/*
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Copyright 2020 Docker Compose CLI 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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"net/http"
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"os"
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)
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func main() {
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if len(os.Args) < 2 {
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fmt.Fprintln(os.Stderr, "Usage: web PORT FOLDER")
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os.Exit(1)
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}
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http.HandleFunc("/failtestserver", log(fail))
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http.HandleFunc("/healthz", log(healthz))
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dir := os.Args[2]
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fileServer := http.FileServer(http.Dir(dir))
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http.HandleFunc("/", log(fileServer.ServeHTTP))
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port := os.Args[1]
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fmt.Println("Listening on port " + port)
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err := http.ListenAndServe(":"+port, nil)
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if err != nil {
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fmt.Printf("Error while starting server: %v", err)
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}
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}
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var healthy = true
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func fail(w http.ResponseWriter, req *http.Request) {
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healthy = false
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fmt.Println("Server failing")
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}
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func healthz(w http.ResponseWriter, r *http.Request) {
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if !healthy {
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fmt.Println("unhealthy")
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w.WriteHeader(http.StatusServiceUnavailable)
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return
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}
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}
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func log(handler func(http.ResponseWriter, *http.Request)) func(http.ResponseWriter, *http.Request) {
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return func(w http.ResponseWriter, r *http.Request) {
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fmt.Println(r.Method, r.URL.Path, r.RemoteAddr, r.UserAgent())
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handler(w, r)
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}
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}
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