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Reformat all code to coding standard
This commit is contained in:
Andrew Hutchings
@ -20,7 +20,7 @@
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*
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*****************************************************************************/
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/** @file
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/** @file
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* class MasterDBRMNode interface
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*/
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@ -41,7 +41,8 @@
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#include "tablelockserver.h"
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#include "autoincrementmanager.h"
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namespace BRM {
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namespace BRM
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{
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/** @brief The Master node of the DBRM system.
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*
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@ -78,172 +79,177 @@ namespace BRM {
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* <Port>
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* </DBRM_WorkerN>
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* \endcode
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*/
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*/
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class MasterDBRMNode
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{
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public:
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MasterDBRMNode();
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~MasterDBRMNode();
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MasterDBRMNode();
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~MasterDBRMNode();
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/** @brief The primary function of the class.
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*
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* The main loop of the master node. It accepts connections from the DBRM
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* class, receives commands, and distributes them to each slave. It returns
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* only after stop() or the destructor is called by another thread.
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*/
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void run();
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/** @brief The primary function of the class.
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*
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* The main loop of the master node. It accepts connections from the DBRM
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* class, receives commands, and distributes them to each slave. It returns
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* only after stop() or the destructor is called by another thread.
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*/
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void run();
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/** @brief Tells the Master to shut down cleanly.
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*
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* Tells the Master to shut down cleanly.
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*/
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void stop();
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/** @brief Tells the Master to shut down cleanly.
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*
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* Tells the Master to shut down cleanly.
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*/
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void stop();
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/** @brief Effectively makes the whole DBRM system stop.
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*
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* Grabs a lock that effectively halts all further BRM data changes.
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* @warning Use with care. It's basically an accessor to a raw pthread_mutex.
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*/
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void lock();
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/** @brief Resumes DBRM functionality.
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*
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* Releases a lock that allows the DBRM to continue processing changes.
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* @warning Use with care. It's basically an accessor to a raw pthread_mutex.
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*/
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void unlock();
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/** @brief Effectively makes the whole DBRM system stop.
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*
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* Grabs a lock that effectively halts all further BRM data changes.
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* @warning Use with care. It's basically an accessor to a raw pthread_mutex.
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*/
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void lock();
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/** @brief Reload the config file and reconnect to all slaves.
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*
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* Drops all existing connections, reloads the config file and
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* reconnects with all slaves.
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* @note Doesn't work yet. Redundant anyway.
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*/
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void reload();
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/** @brief Resumes DBRM functionality.
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*
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* Releases a lock that allows the DBRM to continue processing changes.
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* @warning Use with care. It's basically an accessor to a raw pthread_mutex.
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*/
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void unlock();
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/** @brief Sets either read/write or read-only mode
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*
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* Sets either read/write or read-only mode. When in read-only mode
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* all BRM change requests will return ERR_READONLY immediately.
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* @param ro true specifies read-only, false specifies read/write
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*/
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void setReadOnly(bool ro);
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/** @brief Reload the config file and reconnect to all slaves.
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*
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* Drops all existing connections, reloads the config file and
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* reconnects with all slaves.
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* @note Doesn't work yet. Redundant anyway.
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*/
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void reload();
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/** @brief Returns true if the Master is in read-only mode, false if in RW mode.
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*
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* @returns true if the Master is in read-only mode, false if in read-write
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* mode
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*/
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bool isReadOnly() const { return readOnly; }
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/** @brief Sets either read/write or read-only mode
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*
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* Sets either read/write or read-only mode. When in read-only mode
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* all BRM change requests will return ERR_READONLY immediately.
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* @param ro true specifies read-only, false specifies read/write
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*/
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void setReadOnly(bool ro);
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/** @brief Returns true if the Master is in read-only mode, false if in RW mode.
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*
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* @returns true if the Master is in read-only mode, false if in read-write
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* mode
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*/
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bool isReadOnly() const
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{
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return readOnly;
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}
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private:
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class MsgProcessor {
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public:
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MsgProcessor(MasterDBRMNode *master);
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~MsgProcessor();
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void operator()();
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private:
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MasterDBRMNode *m;
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};
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class MsgProcessor
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{
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public:
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MsgProcessor(MasterDBRMNode* master);
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~MsgProcessor();
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void operator()();
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private:
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MasterDBRMNode* m;
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};
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struct ThreadParams {
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messageqcpp::IOSocket *sock;
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boost::thread *t;
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};
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struct ThreadParams
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{
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messageqcpp::IOSocket* sock;
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boost::thread* t;
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};
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MasterDBRMNode(const MasterDBRMNode &m);
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MasterDBRMNode& operator=(const MasterDBRMNode &m);
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MasterDBRMNode(const MasterDBRMNode& m);
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MasterDBRMNode& operator=(const MasterDBRMNode& m);
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void initMsgQueues(config::Config *config);
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void msgProcessor();
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void distribute(messageqcpp::ByteStream *msg);
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void undo() throw();
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void confirm();
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void sendError(messageqcpp::IOSocket *dest, uint8_t err) const throw();
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int gatherResponses(uint8_t cmd, uint32_t msgCmdLength,
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std::vector<messageqcpp::ByteStream *>* responses,
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bool& readErrFlag) throw();
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int compareResponses(uint8_t cmd, uint32_t msgCmdLength,
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const std::vector <messageqcpp::ByteStream *>& responses) const;
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void finalCleanup();
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void initMsgQueues(config::Config* config);
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void msgProcessor();
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void distribute(messageqcpp::ByteStream* msg);
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void undo() throw();
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void confirm();
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void sendError(messageqcpp::IOSocket* dest, uint8_t err) const throw();
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int gatherResponses(uint8_t cmd, uint32_t msgCmdLength,
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std::vector<messageqcpp::ByteStream*>* responses,
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bool& readErrFlag) throw();
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int compareResponses(uint8_t cmd, uint32_t msgCmdLength,
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const std::vector <messageqcpp::ByteStream*>& responses) const;
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void finalCleanup();
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/* Commands the master executes */
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void doHalt(messageqcpp::IOSocket *sock);
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void doResume(messageqcpp::IOSocket *sock);
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void doReload(messageqcpp::IOSocket *sock);
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void doSetReadOnly(messageqcpp::IOSocket *sock, bool b);
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void doGetReadOnly(messageqcpp::IOSocket *sock);
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/* SessionManager interface */
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SessionManagerServer sm;
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void doVerID(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doGetSystemCatalog(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doSysCatVerID(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doNewTxnID(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doCommitted(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doRolledBack(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doGetTxnID(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doSIDTIDMap(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doGetShmContents(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doGetUniqueUint32(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doGetUniqueUint64(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doGetSystemState(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doSetSystemState(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doClearSystemState(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doSessionManagerReset(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doGetUncommittedLbids(messageqcpp::ByteStream &msg, ThreadParams *p);
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/* Commands the master executes */
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void doHalt(messageqcpp::IOSocket* sock);
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void doResume(messageqcpp::IOSocket* sock);
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void doReload(messageqcpp::IOSocket* sock);
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void doSetReadOnly(messageqcpp::IOSocket* sock, bool b);
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void doGetReadOnly(messageqcpp::IOSocket* sock);
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/* SessionManager interface */
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SessionManagerServer sm;
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void doVerID(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doGetSystemCatalog(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doSysCatVerID(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doNewTxnID(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doCommitted(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doRolledBack(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doGetTxnID(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doSIDTIDMap(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doGetShmContents(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doGetUniqueUint32(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doGetUniqueUint64(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doGetSystemState(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doSetSystemState(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doClearSystemState(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doSessionManagerReset(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doGetUncommittedLbids(messageqcpp::ByteStream& msg, ThreadParams* p);
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/* OID Manager interface */
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OIDServer oids;
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boost::mutex oidsMutex;
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void doAllocOIDs(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doReturnOIDs(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doOidmSize(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doAllocVBOID(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doGetDBRootOfVBOID(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doGetVBOIDToDBRootMap(messageqcpp::ByteStream &msg, ThreadParams *p);
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/* OID Manager interface */
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OIDServer oids;
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boost::mutex oidsMutex;
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void doAllocOIDs(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doReturnOIDs(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doOidmSize(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doAllocVBOID(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doGetDBRootOfVBOID(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doGetVBOIDToDBRootMap(messageqcpp::ByteStream& msg, ThreadParams* p);
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/* Table lock interface */
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boost::scoped_ptr<TableLockServer> tableLockServer;
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void doGetTableLock(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doReleaseTableLock(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doChangeTableLockState(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doChangeTableLockOwner(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doGetAllTableLocks(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doReleaseAllTableLocks(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doGetTableLockInfo(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doOwnerCheck(messageqcpp::ByteStream &msg, ThreadParams *p);
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/* Table lock interface */
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boost::scoped_ptr<TableLockServer> tableLockServer;
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void doGetTableLock(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doReleaseTableLock(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doChangeTableLockState(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doChangeTableLockOwner(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doGetAllTableLocks(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doReleaseAllTableLocks(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doGetTableLockInfo(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doOwnerCheck(messageqcpp::ByteStream& msg, ThreadParams* p);
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/* Autoincrement interface */
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AutoincrementManager aiManager;
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void doStartAISequence(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doGetAIRange(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doResetAISequence(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doGetAILock(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doReleaseAILock(messageqcpp::ByteStream &msg, ThreadParams *p);
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void doDeleteAISequence(messageqcpp::ByteStream &msg, ThreadParams *p);
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/* Autoincrement interface */
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AutoincrementManager aiManager;
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void doStartAISequence(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doGetAIRange(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doResetAISequence(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doGetAILock(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doReleaseAILock(messageqcpp::ByteStream& msg, ThreadParams* p);
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void doDeleteAISequence(messageqcpp::ByteStream& msg, ThreadParams* p);
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messageqcpp::MessageQueueServer *dbrmServer;
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std::vector<messageqcpp::MessageQueueClient *> slaves;
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std::vector<messageqcpp::MessageQueueClient *>::iterator iSlave;
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std::vector<messageqcpp::IOSocket *> activeSessions;
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messageqcpp::MessageQueueServer* dbrmServer;
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std::vector<messageqcpp::MessageQueueClient*> slaves;
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std::vector<messageqcpp::MessageQueueClient*>::iterator iSlave;
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std::vector<messageqcpp::IOSocket*> activeSessions;
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LBIDResourceGraph *rg;
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LBIDResourceGraph* rg;
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boost::mutex mutex;
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boost::mutex mutex2; // protects params and the hand-off TODO: simplify
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boost::mutex slaveLock; // syncs communication with the slaves
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boost::mutex serverLock; // kludge to synchronize reloading
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int runners, NumWorkers;
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ThreadParams *params;
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volatile bool die, halting;
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bool reloadCmd;
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mutable bool readOnly;
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struct timespec MSG_TIMEOUT;
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boost::mutex mutex;
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boost::mutex mutex2; // protects params and the hand-off TODO: simplify
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boost::mutex slaveLock; // syncs communication with the slaves
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boost::mutex serverLock; // kludge to synchronize reloading
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int runners, NumWorkers;
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ThreadParams* params;
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volatile bool die, halting;
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bool reloadCmd;
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mutable bool readOnly;
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struct timespec MSG_TIMEOUT;
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};
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}
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