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// Copyright 2017-2025 WIT.COM Inc. All rights reserved.
// Use of this source code is governed by the GPL 3.0
package main
import (
"fmt"
"io/ioutil"
"net/http"
"os"
"strings"
"go.wit.com/log"
)
// remove '?' part and trailing '/'
func cleanURL(url string) string {
url = "/" + strings.Trim(url, "/")
return url
}
func okHandler(w http.ResponseWriter, r *http.Request) {
log.Info("Got URL Path: ", r.URL.Path)
route := cleanURL(r.URL.Path)
domname := r.URL.Query().Get("domain")
flag := r.URL.Query().Get("flag")
msg, err := ioutil.ReadAll(r.Body) // Read the body as []byte
if err != nil {
fmt.Fprintln(w, "ReadAll() error =", err)
return
}
log.Info("Got URL msg:", string(msg))
if route == "/" {
fmt.Fprintln(w, "OK")
return
}
// exit the virtigo daemon & have systemd restart it
// this can happen & when it does, access to
// to libvirtd will hang (aka: virsh list will hang)
// One way to trigger this is to not properly close
// domain sockets opened from go-qemu/hypervisor
// it's a good idea in any case so leave it here
if route == "/kill" {
log.Warn("KILLED")
fmt.Fprintln(w, "KILLED")
os.Exit(-1)
return
}
// curl http://localhost:2520/import?domain=foo.bar.com
if route == "/import" {
fmt.Fprint(w, "import domain:", domname)
return
}
// toggle logging flags
if route == "/flag" {
log.HttpMode(w)
defer log.HttpMode(nil)
log.Info("going to toggle flag:", flag)
switch flag {
case "PING":
if PING.Enabled() {
log.Log(NOW, "toogle PING false")
PING.SetBool(false)
} else {
log.Log(NOW, "toogle PING true")
PING.SetBool(true)
}
default:
log.Info("unknown looging flag:", flag)
}
return
}
if route == "/favicon.ico" {
writeFile(w, "ipv6.png")
return
}
log.Warn("BAD URL =", route)
}
func writeFile(w http.ResponseWriter, filename string) {
// fmt.Fprintln(w, "GOT TEST?")
fullname := "resources/" + filename
pfile, err := resources.ReadFile(fullname)
if err != nil {
log.Println("ERROR:", err)
// w.Write(pfile)
return
}
var repohtml string
repohtml = string(pfile)
if filename == "goReference.svg" {
w.Header().Set("Content-Type", "image/svg+xml")
}
fmt.Fprintln(w, repohtml)
log.Println("writeFile() found internal file:", filename)
}
// starts and sits waiting for HTTP requests
func startHTTP() {
http.HandleFunc("/", okHandler)
p := fmt.Sprintf(":%d", argv.Port)
log.Println("Running on port", p)
err := http.ListenAndServe(p, nil)
if err != nil {
log.Println("Error starting server:", err)
}
}
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