added forced errors for fault injection

src/main.go

@@ -3,13 +3,25 @@ package main
 import (
 	"fmt"
 	"net/http"
+	"time"
 )
 
 func main() {
 	http.HandleFunc("/", HelloServer)
+	http.HandleFunc("/err/500", errorInternal)
+	http.HandleFunc("/err/timeout", errorTimeout)
 	http.ListenAndServe(":80", nil)
 }
 
 func HelloServer(w http.ResponseWriter, r *http.Request) {
 	fmt.Fprintf(w, "{\"serverName\":\"backend-server\",\"success:false\",\"version\": \"experimental\"}")
+}
+
+func errorInternal(w http.ResponseWriter, r *http.Request) {
+	panic(500)
+}
+
+func errorTimeout(w http.ResponseWriter, r *http.Request) {
+	time.Sleep(2 * time.Second)
+	fmt.Fprintf(w, "this was delayed by 2 seconds")
 }