hello world

util/rand.go

@@ -0,0 +1,29 @@
+package util
+
+import (
+	"encoding/hex"
+	"math/rand"
+	"time"
+)
+
+var passwordChars = []rune("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-=_+!@#$%^&*()[]{}|;:,.<>/?")
+func GeneratePassword(length int) string {
+    rand.Seed(time.Now().UnixNano())
+
+    b := make([]rune, length)
+    for i := range b {
+        b[i] = passwordChars[rand.Intn(len(passwordChars))]
+    }
+
+    code := string(b)
+    return code
+}
+
+func GenerateToken() string {
+    rand.Seed(time.Now().UnixNano())
+    b := make([]byte, 32)
+    if _, err := rand.Read(b); err != nil {
+        return ""
+    }
+    return hex.EncodeToString(b)
+}