Don't set constrained delegation
Not supported in Ubuntu trusty
diff --git a/apache/files/_auth.conf b/apache/files/_auth.conf
index d64de96..c7b6315 100644
--- a/apache/files/_auth.conf
+++ b/apache/files/_auth.conf
@@ -18,7 +18,7 @@
KrbAuthRealms {{ site.auth.kerberos.realms|join(' ') }}
Krb5KeyTab {{ site.auth.kerberos.get("keytab", "/etc/apache2/ipa.keytab") }}
KrbSaveCredentials on
- KrbConstrainedDelegation on
+ #KrbConstrainedDelegation on
# Ensure X-Forwarded-User is correctly set
RequestHeader unset X-Forwarded-User