QPID-5430: HA primary broker does not go active if there are no replicated queues.

Primary::opened was not checking if the primary was ready after a knonw backup
reconnected, only when a replicated queue became ready. Thus if there were
no replicated queues the primary never became ready.

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@1552025 13f79535-47bb-0310-9956-ffa450edef68

2 files changed, 8 insertions, 2 deletions

diff --git a/cpp/src/qpid/ha/Primary.cpp b/cpp/src/qpid/ha/Primary.cpp
index b437190004..b29a550559 100644
--- a/cpp/src/qpid/ha/Primary.cpp
+++ b/cpp/src/qpid/ha/Primary.cpp
@@ -336,6 +336,7 @@ void Primary::opened(broker::Connection& connection) {
         } else {
             QPID_LOG(info, logPrefix << "Known backup reconnection: " << info);
             i->second->setConnection(&connection);
+            backup = i->second;
         }
         if (info.getStatus() == JOINING) {
             info.setStatus(CATCHUP);
diff --git a/cpp/src/tests/ha_tests.py b/cpp/src/tests/ha_tests.py
index 7db24810bf..7a292f177a 100755
--- a/cpp/src/tests/ha_tests.py
+++ b/cpp/src/tests/ha_tests.py
@@ -253,8 +253,6 @@ class ReplicationTests(HaBrokerTest):
         """Verify that a backup broker fails over and recovers queue state"""
         brokers = HaCluster(self, 3)
         brokers[0].connect().session().sender("q;{create:always}").send("a")
-        for b in brokers[1:]: b.assert_browse_backup("q", ["a"], msg=b)
-        brokers[0].expect = EXPECT_EXIT_FAIL
         brokers.kill(0)
         brokers[1].connect().session().sender("q").send("b")
         brokers[2].assert_browse_backup("q", ["a","b"])
@@ -263,6 +261,13 @@ class ReplicationTests(HaBrokerTest):
         s.acknowledge()
         brokers[2].assert_browse_backup("q", ["b"])
 
+    def test_empty_backup_failover(self):
+        """Verify that a new primary becomes active with no queues.
+        Regression test for QPID-5430"""
+        brokers = HaCluster(self, 3)
+        brokers.kill(0)
+        brokers[1].wait_status("active")
+
     def test_qpid_config_replication(self):
         """Set up replication via qpid-config"""
         brokers = HaCluster(self,2)