From 5048d3ba8d38b2bc9c3cf33af043fbccebf90ea2 Mon Sep 17 00:00:00 2001
From: Michael R Sweet <michaelrsweet@gmail.com>
Date: Tue, 15 Nov 2016 12:24:44 -0500
Subject: [PATCH] Add "kerberos" policy for Kerberized printing support
 (standard on macOS for a long time...)

---
 conf/cupsd.conf.in | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)

diff --git a/conf/cupsd.conf.in b/conf/cupsd.conf.in
index 2fd0de0c3..ab37ca68c 100644
--- a/conf/cupsd.conf.in
+++ b/conf/cupsd.conf.in
@@ -134,3 +134,49 @@ WebInterface @CUPS_WEBIF@
     Order deny,allow
   </Limit>
 </Policy>
+
+# Set the kerberized printer/job policies...
+<Policy kerberos>
+  # Job/subscription privacy...
+  JobPrivateAccess default
+  JobPrivateValues default
+  SubscriptionPrivateAccess default
+  SubscriptionPrivateValues default
+
+  # Job-related operations must be done by the owner or an administrator...
+  <Limit Create-Job Print-Job Print-URI Validate-Job>
+    AuthType Negotiate
+    Order deny,allow
+  </Limit>
+
+  <Limit Send-Document Send-URI Hold-Job Release-Job Restart-Job Purge-Jobs Set-Job-Attributes Create-Job-Subscription Renew-Subscription Cancel-Subscription Get-Notifications Reprocess-Job Cancel-Current-Job Suspend-Current-Job Resume-Job Cancel-My-Jobs Close-Job CUPS-Move-Job CUPS-Get-Document>
+    AuthType Negotiate
+    Require user @OWNER @SYSTEM
+    Order deny,allow
+  </Limit>
+
+  # All administration operations require an administrator to authenticate...
+  <Limit CUPS-Add-Modify-Printer CUPS-Delete-Printer CUPS-Add-Modify-Class CUPS-Delete-Class CUPS-Set-Default>
+    AuthType Default
+    Require user @SYSTEM
+    Order deny,allow
+  </Limit>
+
+  # All printer operations require a printer operator to authenticate...
+  <Limit Pause-Printer Resume-Printer Enable-Printer Disable-Printer Pause-Printer-After-Current-Job Hold-New-Jobs Release-Held-New-Jobs Deactivate-Printer Activate-Printer Restart-Printer Shutdown-Printer Startup-Printer Promote-Job Schedule-Job-After Cancel-Jobs CUPS-Accept-Jobs CUPS-Reject-Jobs>
+    AuthType Default
+    Require user @CUPS_DEFAULT_PRINTOPERATOR_AUTH@
+    Order deny,allow
+  </Limit>
+
+  # Only the owner or an administrator can cancel or authenticate a job...
+  <Limit Cancel-Job CUPS-Authenticate-Job>
+    AuthType Negotiate
+    Require user @OWNER @CUPS_DEFAULT_PRINTOPERATOR_AUTH@
+    Order deny,allow
+  </Limit>
+
+  <Limit All>
+    Order deny,allow
+  </Limit>
+</Policy>
-- 
2.39.2