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Diffstat (limited to 'qpid/cpp/src/qpid/broker/Link.h')
| -rw-r--r-- | qpid/cpp/src/qpid/broker/Link.h | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/qpid/cpp/src/qpid/broker/Link.h b/qpid/cpp/src/qpid/broker/Link.h new file mode 100644 index 0000000000..4badd8b3a1 --- /dev/null +++ b/qpid/cpp/src/qpid/broker/Link.h @@ -0,0 +1,145 @@ +#ifndef _broker_Link_h +#define _broker_Link_h + +/* + * + * 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 <boost/shared_ptr.hpp> +#include "qpid/broker/MessageStore.h" +#include "qpid/broker/PersistableConfig.h" +#include "qpid/broker/Bridge.h" +#include "qpid/broker/RetryList.h" +#include "qpid/sys/Mutex.h" +#include "qpid/framing/FieldTable.h" +#include "qpid/management/Manageable.h" +#include "qpid/management/ManagementAgent.h" +#include "qmf/org/apache/qpid/broker/Link.h" +#include <boost/ptr_container/ptr_vector.hpp> + +namespace qpid { + namespace broker { + + class LinkRegistry; + class Broker; + class Connection; + + class Link : public PersistableConfig, public management::Manageable { + private: + sys::Mutex lock; + LinkRegistry* links; + MessageStore* store; + std::string host; + uint16_t port; + std::string transport; + bool durable; + std::string authMechanism; + std::string username; + std::string password; + mutable uint64_t persistenceId; + qmf::org::apache::qpid::broker::Link* mgmtObject; + Broker* broker; + int state; + uint32_t visitCount; + uint32_t currentInterval; + bool closing; + RetryList urls; + bool updateUrls; + + typedef std::vector<Bridge::shared_ptr> Bridges; + Bridges created; // Bridges pending creation + Bridges active; // Bridges active + Bridges cancellations; // Bridges pending cancellation + uint channelCounter; + Connection* connection; + management::ManagementAgent* agent; + + static const int STATE_WAITING = 1; + static const int STATE_CONNECTING = 2; + static const int STATE_OPERATIONAL = 3; + static const int STATE_FAILED = 4; + static const int STATE_CLOSED = 5; + static const int STATE_PASSIVE = 6; + + static const uint32_t MAX_INTERVAL = 32; + + void setStateLH (int newState); + void startConnectionLH(); // Start the IO Connection + void destroy(); // Called when mgmt deletes this link + void ioThreadProcessing(); // Called on connection's IO thread by request + bool tryFailover(); // Called during maintenance visit + bool hideManagement() const; + + public: + typedef boost::shared_ptr<Link> shared_ptr; + + Link(LinkRegistry* links, + MessageStore* store, + std::string& host, + uint16_t port, + std::string& transport, + bool durable, + std::string& authMechanism, + std::string& username, + std::string& password, + Broker* broker, + management::Manageable* parent = 0); + virtual ~Link(); + + std::string getHost() { return host; } + uint16_t getPort() { return port; } + bool isDurable() { return durable; } + void maintenanceVisit (); + uint nextChannel(); + void add(Bridge::shared_ptr); + void cancel(Bridge::shared_ptr); + + void established(); // Called when connection is created + void closed(int, std::string); // Called when connection goes away + void setConnection(Connection*); // Set pointer to the AMQP Connection + void reconnect(const Address&); //called by LinkRegistry + + std::string getAuthMechanism() { return authMechanism; } + std::string getUsername() { return username; } + std::string getPassword() { return password; } + Broker* getBroker() { return broker; } + + void notifyConnectionForced(const std::string text); + void setPassive(bool p); + + // PersistableConfig: + void setPersistenceId(uint64_t id) const; + uint64_t getPersistenceId() const { return persistenceId; } + uint32_t encodedSize() const; + void encode(framing::Buffer& buffer) const; + const std::string& getName() const; + + static Link::shared_ptr decode(LinkRegistry& links, framing::Buffer& buffer); + + // Manageable entry points + management::ManagementObject* GetManagementObject(void) const; + management::Manageable::status_t ManagementMethod(uint32_t, management::Args&, std::string&); + + }; + } +} + + +#endif /*!_broker_Link.cpp_h*/ |