/// <summary>
/// 执行
/// </summary>
public void Exec()
{
try
{
//记录一下对当前相关数据表的版本号
var startVerstions = GetVerstions();
int threadCount = _indexConfig.ThreadCount;
_log.Info(string.Format("{0}:开始创建索引器...", _indexType));
IIndexer indexer = _indexerContainer.ResolveIndexer(_indexType, _indexConfig.PageSize, _es);
if (indexer.IsPaping)
{
_log.Info(string.Format("{0}:开始索引分页数据...", _indexType));
}
else
{
_log.Info(string.Format("{0}:开始索数据...", _indexType));
threadCount = 1;
}
Action action = indexer.HandleData;
var st = new Stopwatch();
st.Start();
var factory = new TaskFactory();
var taskArray = new Task[threadCount];
for (Int32 i = 0; i < threadCount; i++)
{
taskArray[i] = factory.StartNew(action);
}
factory.ContinueWhenAll(taskArray, tks =>
{
//错误信息
if (Error(tks))
{
_log.Info(string.Format("{0}:开始切换别名：{1}\r\n", _indexType, _indexConfig.Alias));
//将别名切换到新索引
_es.SetAlias(_indexConfig.Alias);
_log.Info(string.Format("{0}:切换别名完成：{1}\r\n", _indexType, _indexConfig.Alias));
//记录一下运行结束时的版本号
var endVerstions = GetVerstions();
CheckStartEndVenstions(startVerstions, endVerstions);
_log.Info(string.Format("{0}:运行正常结束,耗时{1}毫秒...\r\n", _indexType, st.ElapsedMilliseconds));
}
else
{
_log.Info(string.Format("{0}:运行过程中有错误\r\n", _indexType));
//未成功时删除掉已创建索引
_es.DeleteIndex(tempIndexName);
_log.Info(string.Format("{0}:运行过程中有错误已结束,耗时{1}毫秒...\r\n", _indexType, st.ElapsedMilliseconds));
}
tks.ToList().ForEach(n => n.Dispose());
}).Wait();
}
catch
{
//有异常删除已创建的索引
_es.DeleteIndex(tempIndexName);
throw;
}
}
/// <summary>
/// 索引处理
/// </summary>
/// <param name="type">索引类型</param>
/// <param name="log"></param>
public DataInit(string type, ILog log)
{
_log = log;
_indexType = type;
_indexConfig = IndexConfigHelper.IndexConfig(type);
if (_indexConfig == null)
{
throw new Exception(string.Format("{0}:未找到对应索引类型的配置信息！", _indexType));
}
_log.Info(string.Format("{0}:开始操作索引...", type));
tempIndexName = _indexConfig.IndexName + DateTime.Now.ToString("yyyyMMddHHmmss");
//es操作对象
_es = new EsHandle(tempIndexName, _log);
//创建一个索引
_es.CreateIndex(_indexConfig.Replicas, _indexConfig.Shards);
try
{
_log.Info(string.Format("{0}:索引操作完成...", type));
//索引器容器
_indexerContainer = new IndexerContainer(_log);
_log.Info(string.Format("{0}:开始索引数据...", type));
}
catch
{
//有异常删除已创建的索引
_es.DeleteIndex(tempIndexName);
throw;
}
}