public IList<TopicRouteInfo> GetTopicRouteInfo(GetTopicRouteInfoRequest request)
{
lock (_lockObj)
{
var returnList = new List<TopicRouteInfo>();
Cluster cluster;
if (string.IsNullOrEmpty(request.ClusterName) || !_clusterDict.TryGetValue(request.ClusterName, out cluster))
{
return returnList;
}
foreach (var brokerGroup in cluster.BrokerGroups.Values)
{
foreach (var broker in brokerGroup.Brokers.Values)
{
if (request.OnlyFindMaster && broker.BrokerInfo.BrokerRole != (int)BrokerRole.Master)
{
continue;
}
var queueList = new List<int>();
var topicQueueInfoList = broker.TopicQueueInfoList.Where(x => x.Topic == request.Topic).ToList();
if (topicQueueInfoList.Count > 0)
{
if (request.ClientRole == ClientRole.Producer)
{
queueList = topicQueueInfoList.Where(x => x.ProducerVisible).Select(x => x.QueueId).ToList();
}
else if (request.ClientRole == ClientRole.Consumer)
{
queueList = topicQueueInfoList.Where(x => x.ConsumerVisible).Select(x => x.QueueId).ToList();
}
}
else if (_nameServerController.Setting.AutoCreateTopic)
{
queueList = CreateTopicOnBroker(request.Topic, broker).ToList();
}
returnList.Add(new TopicRouteInfo
{
BrokerInfo = broker.BrokerInfo,
QueueInfo = queueList
});
}
}
return returnList;
}
}
private IList<TopicRouteInfo> GetTopicRouteInfoList(string topic)
{
var nameServerRemotingClient = GetAvailableNameServerRemotingClient();
var request = new GetTopicRouteInfoRequest
{
ClientRole = _producer != null ? ClientRole.Producer : ClientRole.Consumer,
ClusterName = _setting.ClusterName,
OnlyFindMaster = _setting.OnlyFindMasterBroker,
Topic = topic
};
var data = _binarySerializer.Serialize(request);
var remotingRequest = new RemotingRequest((int)NameServerRequestCode.GetTopicRouteInfo, data);
var remotingResponse = nameServerRemotingClient.InvokeSync(remotingRequest, 5 * 1000);
if (remotingResponse.Code != ResponseCode.Success)
{
throw new Exception(string.Format("Get topic route info from name server failed, topic: {0}, nameServerAddress: {1}, remoting response code: {2}, errorMessage: {3}", topic, nameServerRemotingClient.ServerEndPoint.ToAddress(), remotingResponse.Code, Encoding.UTF8.GetString(remotingResponse.Body)));
}
return _binarySerializer.Deserialize<IList<TopicRouteInfo>>(remotingResponse.Body);
}
