117 lines
2.4 KiB
Go
117 lines
2.4 KiB
Go
package main
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import (
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"fmt"
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"io/ioutil"
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"net/http"
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"os"
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"strings"
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"go.wit.com/log"
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)
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// remove '?' part and trailing '/'
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func cleanURL(url string) string {
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url = "/" + strings.Trim(url, "/")
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return url
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}
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func okHandler(w http.ResponseWriter, r *http.Request) {
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log.Info("Got URL Path: ", r.URL.Path)
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route := cleanURL(r.URL.Path)
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domname := r.URL.Query().Get("domain")
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flag := r.URL.Query().Get("flag")
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msg, err := ioutil.ReadAll(r.Body) // Read the body as []byte
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if err != nil {
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fmt.Fprintln(w, "ReadAll() error =", err)
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return
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}
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log.Info("Got URL msg:", string(msg))
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if route == "/" {
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fmt.Fprintln(w, "OK")
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return
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}
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// exit the virtigo daemon & have systemd restart it
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// this can happen & when it does, access to
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// to libvirtd will hang (aka: virsh list will hang)
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// One way to trigger this is to not properly close
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// domain sockets opened from go-qemu/hypervisor
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// it's a good idea in any case so leave it here
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if route == "/kill" {
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log.Warn("KILLED")
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fmt.Fprintln(w, "KILLED")
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os.Exit(-1)
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return
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}
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// curl http://localhost:2520/import?domain=foo.bar.com
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if route == "/import" {
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fmt.Fprint(w, "import domain:", domname)
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return
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}
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// toggle logging flags
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if route == "/flag" {
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log.HttpMode(w)
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defer log.HttpMode(nil)
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log.Info("going to toggle flag:", flag)
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switch flag {
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case "PING":
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if PING.Bool() {
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log.Log(NOW, "toogle PING false")
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PING.SetBool(false)
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} else {
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log.Log(NOW, "toogle PING true")
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PING.SetBool(true)
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}
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default:
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log.Info("unknown looging flag:", flag)
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}
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return
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}
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if route == "/favicon.ico" {
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writeFile(w, "ipv6.png")
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return
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}
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log.Warn("BAD URL =", route)
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}
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func writeFile(w http.ResponseWriter, filename string) {
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// fmt.Fprintln(w, "GOT TEST?")
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fullname := "resources/" + filename
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pfile, err := resources.ReadFile(fullname)
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if err != nil {
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log.Println("ERROR:", err)
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// w.Write(pfile)
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return
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}
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var repohtml string
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repohtml = string(pfile)
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if filename == "goReference.svg" {
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w.Header().Set("Content-Type", "image/svg+xml")
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}
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fmt.Fprintln(w, repohtml)
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log.Println("writeFile() found internal file:", filename)
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}
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// starts and sits waiting for HTTP requests
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func startHTTP() {
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http.HandleFunc("/", okHandler)
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p := fmt.Sprintf(":%d", argv.Port)
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log.Println("Running on port", p)
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err := http.ListenAndServe(p, nil)
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if err != nil {
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log.Println("Error starting server:", err)
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}
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}
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