From c6e56b963cf1d48b37d42f679b99856f9aaed038 Mon Sep 17 00:00:00 2001
From: Ken Giusti <kgiusti@apache.org>
Date: Tue, 1 May 2012 13:57:50 +0000
Subject: QPID-3963: replicate learned failover addresses to new cluster
 members

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@1332657 13f79535-47bb-0310-9956-ffa450edef68
---
 cpp/src/qpid/broker/Link.cpp | 32 +++++++++++++++++++++++++++++++-
 1 file changed, 31 insertions(+), 1 deletion(-)

(limited to 'cpp/src/qpid/broker/Link.cpp')

diff --git a/cpp/src/qpid/broker/Link.cpp b/cpp/src/qpid/broker/Link.cpp
index d416789572..f21c861149 100644
--- a/cpp/src/qpid/broker/Link.cpp
+++ b/cpp/src/qpid/broker/Link.cpp
@@ -104,7 +104,7 @@ public:
             urlVec = urlArrayToVector(addresses);
             for(size_t i = 0; i < urlVec.size(); ++i)
                 urls.insert(urls.end(), urlVec[i].begin(), urlVec[i].end());
-            QPID_LOG(notice, "Remote broker has provided these failover addresses= " << urls);
+            QPID_LOG(debug, "Remote broker has provided these failover addresses= " << urls);
             link->setUrl(urls);
         }
     }
@@ -253,6 +253,7 @@ void Link::established(Connection* c)
 
 
 void Link::setUrl(const Url& u) {
+    QPID_LOG(info, "Setting remote broker failover addresses for link '" << getName() << "' to these urls: " << u);
     Mutex::ScopedLock mutex(lock);
     url = u;
     reconnectNext = 0;
@@ -687,6 +688,35 @@ bool Link::getRemoteAddress(qpid::Address& addr) const
 }
 
 
+// FieldTable keys for internal state data
+namespace {
+    const std::string FAILOVER_ADDRESSES("failover-addresses");
+    const std::string FAILOVER_INDEX("failover-index");
+}
+
+void Link::getState(framing::FieldTable& state) const
+{
+    state.clear();
+    Mutex::ScopedLock mutex(lock);
+    if (!url.empty()) {
+        state.setString(FAILOVER_ADDRESSES, url.str());
+        state.setInt(FAILOVER_INDEX, reconnectNext);
+    }
+}
+
+void Link::setState(const framing::FieldTable& state)
+{
+    Mutex::ScopedLock mutex(lock);
+    if (state.isSet(FAILOVER_ADDRESSES)) {
+        Url failovers(state.getAsString(FAILOVER_ADDRESSES));
+        setUrl(failovers);
+    }
+    if (state.isSet(FAILOVER_INDEX)) {
+        reconnectNext = state.getAsInt(FAILOVER_INDEX);
+    }
+}
+
+
 const std::string Link::exchangeTypeName("qpid.LinkExchange");
 
 }} // namespace qpid::broker
-- 
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