14132 fix

netbox/extras/webhooks.py

@@ -0,0 +1,14 @@
+import hashlib
+import hmac
+
+
+def generate_signature(request_body, secret):
+    """
+    Return a cryptographic signature that can be used to verify the authenticity of webhook data.
+    """
+    hmac_prep = hmac.new(
+        key=secret.encode('utf8'),
+        msg=request_body,
+        digestmod=hashlib.sha512
+    )
+    return hmac_prep.hexdigest()