From 64a9d5eb85af151b1e2a4fda4a7035771ed4a8f3 Mon Sep 17 00:00:00 2001
From: Francois Andrieu <darknao@drkn.ninja>
Date: Aug 10 2023 20:49:02 +0000
Subject: Fix SAML2 metadata regeneration


Fixes #395

Signed-off-by: Francois Andrieu <darknao@drkn.ninja>

---

diff --git a/ipsilon/providers/saml2idp.py b/ipsilon/providers/saml2idp.py
index b327138..5648b01 100644
--- a/ipsilon/providers/saml2idp.py
+++ b/ipsilon/providers/saml2idp.py
@@ -200,9 +200,9 @@ class Metadata(ProviderPageBase):
         meta = IdpMetadataGenerator(self.instance_base_url(), idp_cert,
                                     timedelta(validity))
         body = meta.output()
-        with open(self.cfg.idp_metadata_file, 'w+', encoding='utf-8') as m:
+        with open(self.cfg.idp_metadata_file, 'wb') as m:
             m.write(body)
-        return body
+        return body.decode("utf-8")
 
 
 class SAML2(ProviderPageBase):