Refresh switch latch caches before read in getControllerForSwitch to ensure they don't get stuck with out-of-date data
diff --git a/src/main/java/net/onrc/onos/registry/controller/ZookeeperRegistry.java b/src/main/java/net/onrc/onos/registry/controller/ZookeeperRegistry.java
index a929aa9..76b7ebd 100644
--- a/src/main/java/net/onrc/onos/registry/controller/ZookeeperRegistry.java
+++ b/src/main/java/net/onrc/onos/registry/controller/ZookeeperRegistry.java
@@ -297,6 +297,17 @@
return null;
}
+ try {
+ //We've seen issues with these caches get stuck out of date, so we'll have to
+ //force them to refresh before each read. This slows down the method as it
+ //blocks on a Zookeeper query, however at the moment only the cleanup thread
+ //uses this and that isn't particularly time-sensitive.
+ switchCache.rebuild();
+ } catch (Exception e) {
+ // TODO Auto-generated catch block
+ e.printStackTrace();
+ }
+
List<ChildData> sortedData = new ArrayList<ChildData>(switchCache.getCurrentData());
Collections.sort(