private MaskingTable GetTable(List <MaskingTable> lst)
{
lock (lst)
{
if (lst.Count > 0)
{
MaskingTable rst = lst[0];
lst.RemoveAt(0);
return(rst);
}
else
{
return(null);
}
}
}
private void MaskTable(MaskingTask task, MaskingTable table, out string reason)
{
reason = "取消操作";
if (status.Stopped)
{
return;
}
if (Connect(task, task.Dest, out IDBMSReader source, task.Dest, out IDBMSWriter dest))
{
Dictionary <string, object> parms = new Dictionary <string, object>();
dest.QueryParam(task.Params, parms);
dest.BeginTransaction();
try
{
// 脱敏数据
MaskTableWithScript(task, table, parms, source, dest, out reason);
if (table.Status != DataStates.Error && !status.Stopped)
{
dest.CommitTransaction();
table.Status = DataStates.Done;
}
else
{
dest.RollbackTransaction();
table.Status = DataStates.Error;
}
}
catch (Exception ex)
{
dest.RollbackTransaction();
table.Status = DataStates.Error;
reason = ex.Message;
}
source.Close();
dest.Close();
}
private void AnalyseTable(string file, MaskingTask task)
{
JObject obj = LoadAndDeserialize(file);
JArray tables = obj["tables"] as JArray;
List <MaskingTable> buf = new List <MaskingTable>();
task.Params = obj["params"].ToString();
// #1: 获取所有表
for (int i = 0; i < tables.Count; i++)
{
JObject o = tables[i] as JObject;
string name = o["name"].ToString();
MaskingTable table = new MaskingTable()
{
SourceName = Table.AnalyseName(name),
SourceSchema = Table.AnalyseSchema(name),
DestName = Table.AnalyseName(name),
DestSchema = Table.AnalyseSchema(name),
Order = int.Parse(o["order"].ToString()),
OrderSQL = o["orderSQL"].ToString(),
WhereSQL = o["whereSQL"].ToString(),
PageSize = uint.Parse(o["pageSize"].ToString()),
WriteMode = WriteModes.Append,
KeyFields = o["keyFields"].ToString().Split(','),
SkipFields = new string[] { },
MaskFields = o["maskFields"].ToString().Split(','),
Filter = o["filter"].ToString(),
KeepIdentity = false,
References = new string[] { },
Total = 0,
Progress = 0,
Status = DataStates.Idle
};
List <string> destFields = new List <string>();
destFields.AddRange(table.KeyFields);
destFields.AddRange(table.MaskFields);
table.DestFields = destFields.ToArray();
buf.Add(table);
if (table.WriteMode == WriteModes.Update && "".Equals(table.KeyFields[0]))
{
throw new Exception($"表 {table.SourceName} 配置有误！更新模式必须指定主键字段(keyFields)。");
}
if ("".Equals(table.OrderSQL))
{
throw new Exception($"表 {table.SourceName} 配置有误！必须指定稳定的排序规则(orderSQL)。");
}
if (table.PageSize <= 0)
{
throw new Exception($"表 {table.SourceName} 配置有误！批量记录数必须大于零(pageSize)。");
}
if (string.IsNullOrEmpty(table.Filter))
{
throw new Exception($"表 {table.SourceName} 配置有误！必须指定过滤器(filter)。");
}
}
task.Tables = buf.ToArray();
}
public void Execute(Instance ins, IStopStatus status)
{
this.status = status;
foreach (Common.Task t in ins.Tasks)
{
if (status.Stopped)
{
break;
}
if (t is MaskingTask task && task.Tables.Length > 0)
{
task.StartTick = WinAPI.GetTickCount();
task.Status = DataStates.Running;
// 构建待脱敏表清单
List <MaskingTable> lst = new List <MaskingTable>();
TableComparer comparer = new TableComparer();
foreach (Table tt in task.Tables)
{
if (tt is MaskingTable table)
{
lst.Add(table);
}
}
lst.Sort(comparer);
// 开始脱敏
try
{
Parallel.ForEach(CreateThreadAction((int)task.Threads), i =>
{
MaskingTable table = GetTable(lst);
while (table != null)
{
Logger.WriteLog($"{task.Dest.Server}/{task.Dest.DB}.{table.SourceName}", "脱敏开始...");
MaskTable(task, table, out string reason);
if (table.Status == DataStates.Done)
{
Logger.WriteLog($"{task.Dest.Server}/{task.Dest.DB}.{table.SourceName}", "脱敏成功。");
Logger.WriteRpt(task.Dest.Server, task.Dest.DB, table.SourceName, "成功",
table.Progress.ToString("#,##0"));
}
else
{
task.Status = DataStates.RunningError;
task.ErrorMsg = reason;
task.Progress -= table.Progress;
Logger.WriteLog($"{task.Dest.Server}/{task.Dest.DB}.{table.SourceName}",
$"脱敏失败！{reason}");
Logger.WriteRpt(task.Dest.Server, task.Dest.DB, table.SourceName, "失败", reason);
}
table = GetTable(lst);
}
});
if (status.Stopped || task.Status == DataStates.RunningError || task.Status == DataStates.Error)
{
task.Status = DataStates.Error;
Logger.WriteLog($"{task.Dest.Server}/{task.Dest.DB}", "脱敏失败！");
}
else
{
task.Status = DataStates.Done;
Logger.WriteLog($"{task.Dest.Server}/{task.Dest.DB}", "脱敏成功！");
}
}
catch (Exception ex)
{
task.Status = DataStates.Error;
task.ErrorMsg = ex.Message;
Logger.WriteLog($"{task.Dest.Server}/{task.Dest.DB}", $"脱敏失败！{ex.Message}");
}
task.StartTick = WinAPI.GetTickCount() - task.StartTick;
}
}
}