/// <summary>
/// 开始执行
/// </summary>
public void Start()
{
//重置
_tasks = new List <Task>();
_busses = new List <IBus>();
_dataVersionMsgs = new ConcurrentDictionary <string, long>();
#region 数据目录
string fileDirectory = string.Format(@"{0}\Data\", AppDomain.CurrentDomain.BaseDirectory);
if (!Directory.Exists(fileDirectory))
{
Directory.CreateDirectory(fileDirectory);
}
#endregion
if (_configs != null && _configs.Count > 0)
{
#region 监听补充版本信息
var dvsrs = ConfigurationManager.AppSettings["DataVersionSupplementRabbitmqConnectionString"];
var dvsQueue = ConfigurationManager.AppSettings["DataVersionSupplementRabbitmqQueue"];
if (!string.IsNullOrWhiteSpace(dvsrs) && !string.IsNullOrWhiteSpace(dvsQueue))
{
//rabbitmq client
var bus = ClientFactory.CreateBus(dvsrs, x => x.Register <IRabbitLogger>(_ => new RabbitLogger(_log)));
_busses.Add(bus);
_tasks.Add(_factory.StartNew(() =>
{
bus.Subscribe(dvsQueue, x => x.Add <DataVersionMsg>(
msg =>
{
string key = msg.DbConnectionKey.ToLower() + msg.TableName.ToLower();
if (_dataVersionMsgs.ContainsKey(key))
{
_dataVersionMsgs[key] = msg.Version;
}
else
{
_dataVersionMsgs.Add(key, msg.Version);
}
}),
c => c.WithPrefetchCount(1)
);
}));
}
#endregion
#region 监听数据库变更任务
foreach (var taskConfig in _configs)
{
var config = (TrackTaskConfig)taskConfig;
var bus = ClientFactory.CreateBus(config.RabbitmqConnectionString, x => x.Register <IRabbitLogger>(_ => new RabbitLogger(_log)));
_busses.Add(bus);
_tasks.Add(_factory.StartNew(() => Handel(config, bus)));
}
#endregion
}
}
/// <summary>
/// 开始
/// </summary>
public void Start()
{
_tasks = new List<Task>();
if (_config != null)
{
//rabbitmq client
_bus = ClientFactory.CreateBus(_config.RabbitmqConnectionString, x => x.Register<IRabbitLogger>(_ => new RabbitLogger(_log)));
for (int i = 0; i < _config.ThreadCount; i++)
{
_tasks.Add(_taskFactory.StartNew(Monitor));
}
}
}
/// <summary>
/// 检测并发送消息
/// </summary>
/// <param name="start"></param>
/// <param name="end"></param>
private void CheckStartEndVenstions(Dictionary <string, long> start, Dictionary <string, long> end)
{
try
{
if (string.IsNullOrEmpty(_indexConfig.DBTables))
{
return;
}
var dvsrs = ConfigurationManager.AppSettings["DataVersionSupplementRabbitmqConnectionString"];
var dvsExChange = ConfigurationManager.AppSettings["DataVersionSupplementRabbitmqExChange"];
var dvsRoutingKey = ConfigurationManager.AppSettings["DataVersionSupplementRabbitmqRoutingKey"];
if (string.IsNullOrEmpty(dvsrs) || string.IsNullOrEmpty(dvsExChange))
{
_log.Warn(string.Format("{0}:数据初始化过程中有数据变更，单未配置变更消息队列，未发出同步消息！\r\n", _indexType));
return;
}
bus = ClientFactory.CreateBus(dvsrs);
foreach (var e in end)
{
if (e.Value <= 0)
{
continue;
}
if (start.ContainsKey(e.Key) && e.Value <= start[e.Key])
{
continue;
}
if (start.ContainsKey(e.Key))
{
//包含时发送开始
bus.Publish(new DataVersionMsg()
{
DbConnectionKey = e.Key.Split('|')[0],
TableName = e.Key.Split('|')[1],
Version = start[e.Key]
}, dvsExChange, dvsRoutingKey);
_log.Info(string.Format("{0}:发送{1}版本{2}至跟踪服务...\r\n", _indexType, e.Key, start[e.Key]));
}
else
{
//不包含时发送0 基本不会走这里
bus.Publish(new DataVersionMsg()
{
DbConnectionKey = e.Key.Split('|')[0],
TableName = e.Key.Split('|')[1],
Version = 0
}, dvsExChange, dvsRoutingKey);
_log.Info(string.Format("{0}:发送{1}版本{2}至跟踪服务...\r\n", _indexType, e.Key, 0));
}
}
bus.Dispose();
}
catch (Exception ex)
{
_log.Error("检测数据版本的时候出错", ex);
}
}