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* Fix cluster abort on shutdown in ClusterTimer::fire.Alan Conway2010-02-261-1/+1
| | | | | | | | The cluster destructor was not deleting the ClusterTimer set on the broker, so this timer had a dangling pointer to the cluster. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@916751 13f79535-47bb-0310-9956-ffa450edef68
* Last member of a cluster always has clean store.Alan Conway2010-02-251-0/+6
| | | | | | | | | | When a cluster is reduced to a single broker, it marks its store as clean regardless of how it is shut down. If we're down to a single member we know we want to use its store to recover as there are no others. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@916475 13f79535-47bb-0310-9956-ffa450edef68
* Consistent connection names across a cluster.Alan Conway2010-02-051-3/+1
| | | | | | | | | - use the same host:port for connections and their shadows. - add shadow property to managment connection to identify shadows. - updated qpid-stat and qpid-cluster to filter on shadow property. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@907123 13f79535-47bb-0310-9956-ffa450edef68
* Synchronize management agent lists during cluster update.Alan Conway2010-02-051-2/+10
| | | | | | | | | - replicate management agent lists during cluster update. - suppress management agent output during update. - on join all members force full output at next periodic processing. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@907030 13f79535-47bb-0310-9956-ffa450edef68
* Fix cluster bug introduced in r905674, incorrect frame-sequence count.Alan Conway2010-02-021-1/+1
| | | | git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@905794 13f79535-47bb-0310-9956-ffa450edef68
* Cluster: fix update of failover exchange.Alan Conway2010-02-021-3/+3
| | | | | | | During update the cluster was sending an extra update to the failover exchange. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@905676 13f79535-47bb-0310-9956-ffa450edef68
* Cluster: debug snapshots of queue depth at broker join, help find ↵Alan Conway2010-02-021-4/+29
| | | | | | inconsistencies. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@905674 13f79535-47bb-0310-9956-ffa450edef68
* Replace PeriodicTimer with ClusterTimer, which inherits from Timer.Alan Conway2010-01-291-20/+28
| | | | git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@904656 13f79535-47bb-0310-9956-ffa450edef68
* QPID_2634 Management updates in timer create inconsistencies in a cluster.Alan Conway2010-01-271-8/+9
| | | | | | | | | Cluster plugin provides a PeriodicTimer implementation to the broker which executes tasks in the cluster dispatch thread simultaneously across the cluster. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@903869 13f79535-47bb-0310-9956-ffa450edef68
* Cluster implementation of PeriodicTimer.Alan Conway2010-01-271-1/+18
| | | | | | | | | The cluster implementation multicast periodic-timer controls and executes the task when those controls are delivered, which is in the cluster delivery thread context and so consistent across the cluster. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@903867 13f79535-47bb-0310-9956-ffa450edef68
* In clustered broker: move construction of broker::Connections to the cluster ↵Alan Conway2010-01-271-16/+6
| | | | | | | | | | dispatch thread. Constructing a connection can involve sending management information so needs to be in the cluster dispatch context. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@903864 13f79535-47bb-0310-9956-ffa450edef68
* Fix cluster elder calculation to ensure unique elder.Alan Conway2010-01-271-5/+9
| | | | | | | | Race condition in the previous algorithm allowed several cluster members to consider themselves the elder. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@903826 13f79535-47bb-0310-9956-ffa450edef68
* Cluster-safe assertions.Alan Conway2010-01-201-0/+6
| | | | | | | | | Assert that replicated data structures are modified in a cluster-safe context - in cluster delivery thread or during update. Assertions added to Queue.cpp and SemanticState.cpp. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@901282 13f79535-47bb-0310-9956-ffa450edef68
* Fix broker crash "confirmed N but only sent M" with managed agents running.Alan Conway2010-01-111-1/+1
| | | | | | | | | | | | | | The broker's ManagementAgent caches schemas from managed agents. This cache was not being replicated to new cluster members. If an agent such as sesame was running and connected to a newly-joined broker, that broker could send schema request messages which were not sent by other brokers that had the schema in cache. This resulted in the other brokers exiting with a "confirmed N but only sent M" message. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@897955 13f79535-47bb-0310-9956-ffa450edef68
* Added config-seq counter to track config changes since cluster init.Alan Conway2010-01-061-22/+19
| | | | | | | | Config-seq is recorded persitently to help identify best store when recovering from total failure. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@896538 13f79535-47bb-0310-9956-ffa450edef68
* Exception handling for URL parsing in cluster.Alan Conway2010-01-061-5/+9
| | | | git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@896537 13f79535-47bb-0310-9956-ffa450edef68
* Don't hold up broker initialization for cluster initialization.Alan Conway2010-01-061-32/+8
| | | | git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@896536 13f79535-47bb-0310-9956-ffa450edef68
* QPID-2266: error sending update: Enqueue capacity threshold exceededAlan Conway2009-12-111-0/+2
| | | | | | | | | Fix for the problem with a test to verify that messages going to the store have the same headers and content-size for an updatee or a broker that receives the publish directly. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@889813 13f79535-47bb-0310-9956-ffa450edef68
* QPID-2253 - Cluster node shuts down with inconsistent error.Alan Conway2009-12-091-5/+4
| | | | | | | | | | Add a missing memberUpdate on the transition to CATCHUP mode. The inconsistent error was caused because the newly updated member did not have its membership updated and so was missing an failover update message that the existing members sent to a new client. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@888874 13f79535-47bb-0310-9956-ffa450edef68
* Cluster consistency: check for no clean store condition.Alan Conway2009-11-261-0/+1
| | | | git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@884612 13f79535-47bb-0310-9956-ffa450edef68
* Consistency checks for persistent cluster startup.Alan Conway2009-11-251-21/+12
| | | | git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@884226 13f79535-47bb-0310-9956-ffa450edef68
* Verify stored cluster-id matches agreed cluster-id when joining a persistent ↵Alan Conway2009-11-241-20/+28
| | | | | | cluster. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@883910 13f79535-47bb-0310-9956-ffa450edef68
* Support for restarting a persistent cluster.Alan Conway2009-11-241-35/+101
| | | | | | | | | | | Option --cluster-size=N: members wait for N members before recovering store. Stores marked as clean/dirty. Automatically recover from clean store on restart. Stores marked with UUID to detect errors. Not yet implemented: consistency checks, manual recovery from all dirty stores. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@883842 13f79535-47bb-0310-9956-ffa450edef68
* Added cluster option --cluster-size.Alan Conway2009-11-181-5/+4
| | | | | | | | --cluster-size=N means that during start-up the cluster waits to have N members before accepting any clients. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@881839 13f79535-47bb-0310-9956-ffa450edef68
* Integrated InitialStatusMap into cluster code.Alan Conway2009-11-171-47/+71
| | | | git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@881423 13f79535-47bb-0310-9956-ffa450edef68
* cluster::InitialStatusMap and unit tests, support for improved cluster join ↵Alan Conway2009-11-171-3/+14
| | | | | | protocol. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@881420 13f79535-47bb-0310-9956-ffa450edef68
* QPID-1899: Applied patch from Ken Giusti to tie in SASL enctryption to the ↵Gordon Sim2009-11-091-4/+17
| | | | | | handling of the --require-encrypted option git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@834108 13f79535-47bb-0310-9956-ffa450edef68
* Reduce redundancy in cluster log output.Alan Conway2009-10-281-5/+1
| | | | | | | start_cluster: Use PID in cluster name to avoid name clashes with multiple tests. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@830696 13f79535-47bb-0310-9956-ffa450edef68
* Cluster shuts down broker via SignalHandler to fix memory errors on exit.Alan Conway2009-10-081-1/+2
| | | | | | | | The SignalHandler holds a global reference to the broker which needs to be reset otherwise there are problems when the broker by a global destructor. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@823258 13f79535-47bb-0310-9956-ffa450edef68
* Removed LatencyTracker from cluster.Alan Conway2009-10-011-16/+3
| | | | | | | Turned out not to be very useful. Better to use profiling tools like systemtap. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@820796 13f79535-47bb-0310-9956-ffa450edef68
* Set cluster version number from SVN revision.Alan Conway2009-10-011-2/+6
| | | | git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@820788 13f79535-47bb-0310-9956-ffa450edef68
* Revert "Batch multiple events into a single CPG multicast."Alan Conway2009-08-141-5/+3
| | | | | | | This reverts svn revision 803713: Batch multiple events into a single CPG multicast. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@804206 13f79535-47bb-0310-9956-ffa450edef68
* Batch multiple events into a single CPG multicast.Alan Conway2009-08-121-3/+5
| | | | git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@803713 13f79535-47bb-0310-9956-ffa450edef68
* Fix cman integration to exit immediately on loss of quorum.Alan Conway2009-08-061-16/+12
| | | | git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@801740 13f79535-47bb-0310-9956-ffa450edef68
* Fixes for cluster code to compile with new stricter corosync header filesAndrew Stitcher2009-08-041-6/+6
| | | | git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@800921 13f79535-47bb-0310-9956-ffa450edef68
* Fix race condition in cluster error handling.Alan Conway2009-07-311-12/+9
| | | | | | | | | If different errors occured almost simultaneously on two different nodes in a cluster, there was a race condition that could cause the cluster to hang. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@799687 13f79535-47bb-0310-9956-ffa450edef68
* Provide more informative cluster logging at notice levelAlan Conway2009-07-291-19/+18
| | | | git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@799124 13f79535-47bb-0310-9956-ffa450edef68
* Minor cluster optimizations.Alan Conway2009-07-141-1/+1
| | | | git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@793917 13f79535-47bb-0310-9956-ffa450edef68
* Add directory to #includeAlan Conway2009-07-141-7/+7
| | | | git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@793909 13f79535-47bb-0310-9956-ffa450edef68
* Fix cluster handling of multiple errors.Alan Conway2009-07-101-1/+2
| | | | | | | | | | If an error occured while there were frames on the error queue from a previous error, the enqueued frames were not being processed for the new error, which could lead to error-check or config-change frames being missed. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@792991 13f79535-47bb-0310-9956-ffa450edef68
* Minor improvement to cluster logging.Alan Conway2009-07-091-3/+6
| | | | git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@792677 13f79535-47bb-0310-9956-ffa450edef68
* Fix members joining cluster while cluster is handling client errors.Alan Conway2009-07-011-27/+52
| | | | | | | Completes the previous incomplete fix in r790163. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@790397 13f79535-47bb-0310-9956-ffa450edef68
* Fix members joining cluster while cluster is handling client errors.Alan Conway2009-07-011-21/+88
| | | | | | | | | | | Previously cluster members could abort if a new member joins while existing members are handling a client error. Now if an update offer arrives while an error is in progress, the offering broker retracts the offer and the newcomer must try again. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@790163 13f79535-47bb-0310-9956-ffa450edef68
* Fix cluster race condition with connections closed by broker while in use.Alan Conway2009-06-301-11/+33
| | | | | | | | | | | | | | | | If a client is using a connection that is closed at the broker end because of an error, there is a race condition that allows the connection to be incorrectly re-created on replica brokers which can cause those brokers to exit with an error that does not occur on the directly connected broker. The fix: explicitly announce new connections, shadow connections are no longer implicitly created on first use. Make error-check a cluster control so it can be handled independently of the lifecycle of the connection where an error initially occured. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@789947 13f79535-47bb-0310-9956-ffa450edef68
* Make error-check a cluster-connection control rather than a cluster control.Alan Conway2009-06-181-15/+2
| | | | | | | | | Fixes bug if an error occurs during update. As cluster controls, error-checks were being processed out of sequence with the connection data they referred to. Making them connection controls ensures they are processed in the proper order. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@786294 13f79535-47bb-0310-9956-ffa450edef68
* Handle invalid AMPQ data to a cluster by closing the offending connection.Alan Conway2009-06-171-2/+12
| | | | | | | Prior to this fix, invalid data shut down the whole cluster. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@785788 13f79535-47bb-0310-9956-ffa450edef68
* Performance improvements in AggregateOutput and SemanticState.Alan Conway2009-06-161-3/+6
| | | | | | | | | | | | | | Replaced AggregateOutput hierarchy with a flat list per connection holding only the OutputTasks that are potentially active. Tasks are droped from the list as soon as they return false, and added back when they may have output. Inlined frequently-used SequenceNumber functions. Replace std::list in QueueListeners with std::vector. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@785408 13f79535-47bb-0310-9956-ffa450edef68
* Added missing locks in cluster code.Alan Conway2009-05-271-3/+10
| | | | git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@779235 13f79535-47bb-0310-9956-ffa450edef68
* Add missing null body check in ErrorCheckAlan Conway2009-05-201-5/+11
| | | | | | | | Make error checking optional. This is temporary until all issues with it are worked out. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@776799 13f79535-47bb-0310-9956-ffa450edef68
* Instrumentation for measuring latencies.Alan Conway2009-05-191-6/+15
| | | | | | | Compiled out of normal builds, enable with -DQPID_LATENCY_TRACKER. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@776463 13f79535-47bb-0310-9956-ffa450edef68