From mboxrd@z Thu Jan  1 00:00:00 1970
From: lhh@sourceware.org <lhh@sourceware.org>
Date: 20 Oct 2006 20:29:16 -0000
Subject: [Cluster-devel] cluster/rgmanager/src/daemons resrules.c
Message-ID: <20061020202916.32496.qmail@sourceware.org>
List-Id: <cluster-devel.redhat.com>
To: cluster-devel.redhat.com
MIME-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7bit

CVSROOT:	/cvs/cluster
Module name:	cluster
Changes by:	lhh at sourceware.org	2006-10-20 20:29:16

Modified files:
	rgmanager/src/daemons: resrules.c 

Log message:
	Compatibility fix for resource agents between linux-cluster and linux-ha

Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/cluster/rgmanager/src/daemons/resrules.c.diff?cvsroot=cluster&r1=1.14&r2=1.15

--- cluster/rgmanager/src/daemons/resrules.c	2006/08/31 12:00:13	1.14
+++ cluster/rgmanager/src/daemons/resrules.c	2006/10/20 20:29:16	1.15
@@ -394,6 +394,48 @@
 
 
 /**
+  Take the first unique + required attr and call it the 'primary' attr
+  for rgmanager.  If there's no primary, index 0 becomes the primary attr.
+ */
+int
+choose_primary(resource_attr_t *attrs)
+{
+	int x = 0, primary = 0;
+	int flags;
+	char *name, *val;
+
+	if (!attrs)
+		return 0;
+
+	for (x = 0; attrs[x].ra_name; x++) {
+
+		if ((attrs[x].ra_flags & (RA_UNIQUE | RA_REQUIRED)) == 
+		    (RA_UNIQUE | RA_REQUIRED)) {
+			primary = x;
+			break;
+		}
+	}
+
+	if (primary != 0) {
+		flags = attrs[primary].ra_flags | RA_PRIMARY;
+		name = attrs[primary].ra_name;
+		val = attrs[primary].ra_value;
+
+		attrs[primary].ra_flags = attrs[0].ra_flags;
+		attrs[primary].ra_name = attrs[0].ra_name;
+		attrs[primary].ra_value = attrs[0].ra_value;
+
+		attrs[0].ra_flags = flags;
+		attrs[0].ra_name = name;
+		attrs[0].ra_value = val;
+	} else {
+		attrs[0].ra_flags |= RA_PRIMARY;
+	}
+
+	return 0;
+}
+
+/**
    Store a child type in the child array of a resource rule.
    XXX Could be rewritten to use list macros.
 
@@ -662,6 +704,9 @@
 			store_attribute(&rr->rr_attrs, attrname, ret, flags);
 	}
 
+	if (!primary_found)
+		choose_primary(rr->rr_attrs);
+
 	return 0;
 }