Change clone address from ssh to http

To use ssh you need to have an account...

README.md

@@ -9,7 +9,7 @@ A simple and naive implementation of a web server for the usage with webhooks.
 - Go >= 1.17
 
 ```sh
-git clone ssh://git@git.hhhammer.de:2222/hamburghammer/whook.git
+git clone https://git.hhhammer.de/hamburghammer/whook.git
 cd whook
 go build
 ```
@@ -19,7 +19,7 @@ You should now have a `whook` executable in the directory.
 ## Usage
 
 The server is build to run behind a proxy that provides `https` and some kind of
-`auth`.
+`auth` and it is not designed for long running processes.
 
 ```sh
 ./whook -c ./test.sh

main.go

@@ -39,7 +39,7 @@ func init() {
 func handler(w http.ResponseWriter, r *http.Request) {
 	defer r.Body.Close() // so I don't forget to close it -> eventhough it's not read.
 
-	cmd := exec.Command(cmd, cmdArgs...)
+	cmd := exec.CommandContext(r.Context(), cmd, cmdArgs...)
 	// set directory only if it's present.
 	if commandExecDir != "" {
 		cmd.Dir = commandExecDir
@@ -47,10 +47,12 @@ func handler(w http.ResponseWriter, r *http.Request) {
 	out, err := cmd.CombinedOutput()
 	if err != nil {
 		log.Println(err)
+		fmt.Fprint(w, err.Error())
 		w.WriteHeader(http.StatusBadGateway)
 	}
-	log.Println("Command output:\n" + string(out))
-
+	output := string(out)
+	log.Println("Command output:\n" + output)
+	fmt.Fprint(w, output)
 	w.WriteHeader(http.StatusOK)
 }
 
@@ -103,7 +105,7 @@ func startHTTPServer(server *http.Server, wg *sync.WaitGroup) {
 func listenToStopHTTPServer(server *http.Server, wg *sync.WaitGroup) {
 	defer wg.Done()
 	stop := make(chan os.Signal, 1)
-	signal.Notify(stop, os.Interrupt, os.Kill)
+	signal.Notify(stop, os.Interrupt)
 	<-stop // block til signal is captured.
 
 	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
@@ -127,7 +129,7 @@ FLAGS:`)
 // validateParams if required params are present.
 func validateParams() error {
 	if cmd == "" {
-		return errors.New("Missing required 'cmd' parameter")
+		return errors.New("missing required 'cmd' parameter")
 	}
 
 	return nil