Fixed cluster membership notification.

Cluster events with RefCountedBuffers for queueing.
PollableQueue clears bacth immediately.
Improved perfdist: clients hit multiple brokers in a cluster.


git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk/qpid@692521 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 52 insertions, 0 deletions

diff --git a/cpp/src/qpid/cluster/Event.cpp b/cpp/src/qpid/cluster/Event.cpp
new file mode 100644
index 0000000000..ff558842e4
--- /dev/null
+++ b/cpp/src/qpid/cluster/Event.cpp
@@ -0,0 +1,52 @@
+/*
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ *
+ */
+#include "types.h"
+#include "Event.h"
+#include "Cpg.h"
+#include "qpid/framing/Buffer.h"
+
+namespace qpid {
+namespace cluster {
+using framing::Buffer;
+
+const size_t Event::OVERHEAD = 1 /*type*/ + 8 /*64-bit pointr*/;
+
+Event::Event(EventType t, const ConnectionId c, const size_t s)
+    : type(t), connection(c), size(s), data(RefCountedBuffer::create(s)) {}
+
+Event::Event(const MemberId& m, const char* d, size_t s)
+    : connection(m, 0), size(s-OVERHEAD), data(RefCountedBuffer::create(size))
+{
+    memcpy(data->get(), d, s);
+}
+    
+void Event::mcast(const Cpg::Name& name, Cpg& cpg) {
+    char header[OVERHEAD];
+    Buffer b;
+    b.putOctet(type);
+    b.putLongLong(reinterpret_cast<uint64_t>(connection.getConnectionPtr()));
+    iovec iov[] = { { header, b.getPosition() }, { data.get(), size } };
+    cpg.mcast(name, iov, sizeof(iov)/sizeof(*iov));
+}
+
+
+
+}} // namespace qpid::cluster