CZY/MES-ETL
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修复错误的试运行模式

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陈梓阳 2025-01-24 16:46:57 +08:00
parent c049e092e4
commit ab9f7a8253
2 changed files with 20 additions and 7 deletions
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21
MesETL.App/HostedServices/FileInputService.cs
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@ -65,7 +65,10 @@ public class FileInputService : IInputService
var file = Path.GetFileName(info.FileName); var file = Path.GetFileName(info.FileName);
_logger.LogInformation("正在读取文件：{FileName}, 对应的数据表：{TableName}", file, info.TableName); _logger.LogInformation("正在读取文件：{FileName}, 对应的数据表：{TableName}", file, info.TableName);
using var source = _dataReaderFactory.CreateReader(info.FileName, info.TableName, info.Headers); using var source = _dataReaderFactory.CreateReader(info.FileName, info.TableName, info.Headers);
var count = 0; var countBuffer = 0;
if (_dryRun && _context.TableProgress.GetValueOrDefault(info.TableName, (input: 0, output: 0)).input >= _dryRunCount)
continue;
while (await source.ReadAsync()) while (await source.ReadAsync())
{ {
@ -78,13 +81,23 @@ public class FileInputService : IInputService
} }
var record = source.Current; var record = source.Current;
await _producerQueue.EnqueueAsync(record); await _producerQueue.EnqueueAsync(record);
count++; countBuffer++;
_context.AddInput(); _context.AddInput();
if (_dryRun && count >= _dryRunCount)
// 避免影响性能，每1000条更新一次表输入进度
if (countBuffer >= 1000)
{
_context.AddTableInput(info.TableName, countBuffer);
countBuffer = 0;
// 试运行模式下，超出了指定行数则停止输入
if (_dryRun && _context.TableProgress[info.TableName].input >= _dryRunCount)
{
break; break;
} }
}
}
_context.AddTableInput(info.TableName, count); _context.AddTableInput(info.TableName, countBuffer);
_logger.LogInformation("文件 {File} 输入完成", file); _logger.LogInformation("文件 {File} 输入完成", file);
_dataInputOptions.Value.OnTableInputCompleted?.Invoke(info.TableName); _dataInputOptions.Value.OnTableInputCompleted?.Invoke(info.TableName);
} }

4
MesETL.App/appsettings.json
View File

@ -2,7 +2,7 @@
"MemoryThreshold": 6, "MemoryThreshold": 6,
"GCIntervalMilliseconds": -1, "GCIntervalMilliseconds": -1,
"UnsafeVariable": true, "UnsafeVariable": true,
"DryRun": false, // 试运行，仅输入每张表的前100000条数据 "DryRun": true, // 试运行，仅输入每张表的前100000条数据
"Logging": { "Logging": {
"LogLevel": { "LogLevel": {
"Default": "Trace" "Default": "Trace"
@ -27,7 +27,7 @@
"MaxAllowedPacket": 67108864, "MaxAllowedPacket": 67108864,
"FlushCount": 10000, // 每次提交记录条数 "FlushCount": 10000, // 每次提交记录条数
"MaxDatabaseOutputTask" : 4, // 每个数据库最大提交任务数 "MaxDatabaseOutputTask" : 4, // 每个数据库最大提交任务数
"TreatJsonAsHex": false, // 将json列作为16进制格式输出(0x前缀)，生产库是没有json列的 "TreatJsonAsHex": false, // 使Json列输出时带上"0x"前缀
"NoOutput": [], // 不输出的表 "NoOutput": [], // 不输出的表
"ForUpdate": "ForUpdate":
{ {