QPID-1567: More changes to make clustering and federation work together

* replicate outgoing link traffic to all nodes

* coordinate amongst nodes so that only one node actually maintains active links
  with the others able to take over if that node fails



git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@736841 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 5 insertions, 0 deletions

diff --git a/cpp/src/qpid/cluster/ClusterMap.h b/cpp/src/qpid/cluster/ClusterMap.h
index 5c1981269f..507fee9a72 100644
--- a/cpp/src/qpid/cluster/ClusterMap.h
+++ b/cpp/src/qpid/cluster/ClusterMap.h
@@ -76,6 +76,7 @@ class ClusterMap {
     size_t aliveCount() const { return alive.size(); }
     size_t memberCount() const { return members.size(); }
     std::vector<Url> memberUrls() const;
+    Set getAlive() const;
 
     bool dumpRequest(const MemberId& id, const std::string& url);       
     /** Return non-empty Url if accepted */
@@ -84,6 +85,10 @@ class ClusterMap {
     /**@return true If this is a new member */ 
     bool ready(const MemberId& id, const Url&);
 
+    /**
+     * Utility method to return intersection of two member sets
+     */
+    static Set intersection(const Set& a, const Set& b);
   private:
     Url getUrl(const Map& map, const  MemberId& id);