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From: Robert Watson <rwatson@FreeBSD.org>
Subject: PERFORCE change 14197 for review
To: Perforce Change Reviews <perforce@freebsd.org>
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http://people.freebsd.org/~peter/p4db/chv.cgi?CH=14197

Change 14197 by rwatson@rwatson_paprika on 2002/07/13 15:49:41

	Debugging output for mac_bsdextended that can be toggled
	using a sysctl.

Affected files ...

.. //depot/projects/trustedbsd/mac/sys/security/mac_bsdextended/mac_bsdextended.c#32 edit

Differences ...

==== //depot/projects/trustedbsd/mac/sys/security/mac_bsdextended/mac_bsdextended.c#32 (text+ko) ====

@@ -92,6 +92,10 @@
 SYSCTL_INT(_security_mac_bsdextended, OID_AUTO, rule_slots, CTLFLAG_RD,
     &rule_slots, 0, "Number of used rule slots\n");
 
+static int mac_bsdextended_debugging;
+SYSCTL_INT(_security_mac_bsdextended, OID_AUTO, debugging, CTLFLAG_RW,
+    &mac_bsdextended_debugging, 0, "Enable debugging on failure");
+
 static int
 mac_bsdextended_rule_valid(struct mac_bsdextended_rule *rule)
 {
@@ -254,8 +258,13 @@
 	/*
 	 * Is the access permitted?
 	 */
-	if ((rule->mbr_mode & acc_mode) != acc_mode)
+	if ((rule->mbr_mode & acc_mode) != acc_mode) {
+		if (mac_bsdextended_debugging)
+			printf("mac_bsdextended: %d:%d request %d on %d:%d"
+			    " fails\n", cred->cr_ruid, cred->cr_rgid,
+			    acc_mode, object_uid, object_gid);
 		return (EACCES);
+	}
 
 	return (0);
 }

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