From f331ae701b2dc7f78a14545b49db91e9436c6208 Mon Sep 17 00:00:00 2001
From: Emile <hanemile@protonmail.com>
Date: Wed, 9 Oct 2019 11:15:21 +0200
Subject: generated a random access code
xkcd 221 doesn't seem great in production
---
src/access.go | 25 ++++++++++++++++++++++---
src/http.go | 2 +-
2 files changed, 23 insertions(+), 4 deletions(-)
(limited to 'src')
diff --git a/src/access.go b/src/access.go
index e43d5aa..6de2c05 100644
--- a/src/access.go
+++ b/src/access.go
@@ -1,7 +1,26 @@
package main
-import "fmt"
+import (
+ "math/rand"
+ "strings"
+ "time"
+)
-func newAccessCode() string {
- return fmt.Sprintf("%d", 4)
+func newAccessCode(length int) string {
+ // seed the random numbergenerator
+ rand.Seed(time.Now().UnixNano())
+
+ // define the alphabet
+ chars := []rune("ABCDEFGHIJKLMNOPQRSTUVWXYZ" +
+ "abcdefghijklmnopqrstuvwxyz" +
+ "0123456789")
+
+ // build the accesscode
+ var b strings.Builder
+ for i := 0; i < length; i++ {
+ b.WriteRune(chars[rand.Intn(len(chars))])
+ }
+ str := b.String()
+
+ return str
}
diff --git a/src/http.go b/src/http.go
index 2c15fc6..5263062 100644
--- a/src/http.go
+++ b/src/http.go
@@ -69,7 +69,7 @@ func registerPostHandler(w http.ResponseWriter, r *http.Request) {
usernames = append(usernames, username)
// generate a new accesscode
- accesscode := newAccessCode()
+ accesscode := newAccessCode(16)
log.Printf("Generated a new AccessCode for user \"%s\": \"%s\"", username, accesscode)
// generate a new companion
--
cgit 1.4.1