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authorGordon Sim <gsim@apache.org>2013-11-28 17:59:44 +0000
committerGordon Sim <gsim@apache.org>2013-11-28 17:59:44 +0000
commitdf00f9ea35f786b9a8c7186e40c24a3c64c84cff (patch)
treee4b1e59b699ca0ba2f4693960208ec9b9983f3a0 /qpid/cpp/src
parentb4c05e38e8dd045d58e1641e04b14bc5b5f62178 (diff)
downloadqpid-python-df00f9ea35f786b9a8c7186e40c24a3c64c84cff.tar.gz
QPID-5378: track outstanding fetches and for receivers with zero capaicty, reissue credit correctly on reconnect
git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1546415 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'qpid/cpp/src')
-rw-r--r--qpid/cpp/src/qpid/messaging/amqp/ConnectionContext.cpp11
-rw-r--r--qpid/cpp/src/qpid/messaging/amqp/ReceiverContext.h2
2 files changed, 12 insertions, 1 deletions
diff --git a/qpid/cpp/src/qpid/messaging/amqp/ConnectionContext.cpp b/qpid/cpp/src/qpid/messaging/amqp/ConnectionContext.cpp
index 9d8cf960ca..e1d72a3af7 100644
--- a/qpid/cpp/src/qpid/messaging/amqp/ConnectionContext.cpp
+++ b/qpid/cpp/src/qpid/messaging/amqp/ConnectionContext.cpp
@@ -140,6 +140,11 @@ void ConnectionContext::close()
bool ConnectionContext::fetch(boost::shared_ptr<SessionContext> ssn, boost::shared_ptr<ReceiverContext> lnk, qpid::messaging::Message& message, qpid::messaging::Duration timeout)
{
+ /**
+ * For fetch() on a receiver with zero capacity, need to reissue the
+ * credit on reconnect, so track the fetches in progress.
+ */
+ qpid::sys::AtomicCount::ScopedIncrement track(lnk->fetching);
{
qpid::sys::ScopedLock<qpid::sys::Monitor> l(lock);
checkClosed(ssn, lnk);
@@ -535,7 +540,11 @@ void ConnectionContext::restartSession(boost::shared_ptr<SessionContext> s)
}
for (SessionContext::ReceiverMap::iterator i = s->receivers.begin(); i != s->receivers.end(); ++i) {
QPID_LOG(debug, id << " reattaching receiver " << i->first);
- attach(s, i->second->receiver, i->second->capacity);
+ if (i->second->capacity) {
+ attach(s, i->second->receiver, i->second->capacity);
+ } else {
+ attach(s, i->second->receiver, (uint32_t) i->second->fetching);
+ }
i->second->verify();
QPID_LOG(debug, id << " receiver " << i->first << " reattached");
}
diff --git a/qpid/cpp/src/qpid/messaging/amqp/ReceiverContext.h b/qpid/cpp/src/qpid/messaging/amqp/ReceiverContext.h
index c68ea10ba3..59c0533c9a 100644
--- a/qpid/cpp/src/qpid/messaging/amqp/ReceiverContext.h
+++ b/qpid/cpp/src/qpid/messaging/amqp/ReceiverContext.h
@@ -24,6 +24,7 @@
#include "qpid/messaging/Address.h"
#include "qpid/messaging/amqp/AddressHelper.h"
#include <string>
+#include "qpid/sys/AtomicCount.h"
#include "qpid/sys/IntegerTypes.h"
struct pn_link_t;
@@ -65,6 +66,7 @@ class ReceiverContext
AddressHelper helper;
pn_link_t* receiver;
uint32_t capacity;
+ qpid::sys::AtomicCount fetching;
void configure(pn_terminus_t*);
};
}}} // namespace qpid::messaging::amqp