public object Any(Ls request)
{
var result = DfsUtils.listFiles();
return(new LsResponse {
Result = new List <FileHeader>(result.Item1.Values.ToArray()), inactiveWorkers = result.Item2
});
}
public object Get(GetFile request)
{
var result = DfsUtils.readFileFromDfs(request.FileName);
return(new GetFileResponse {
Result = result
});
}
public static List <TaskAssigment> scheduleMRJob(string fileIn, string fileOut)
{
var listResult = DfsUtils.listFiles();
var listOfActiveWorker = WorkersUtil.listOfWorkers.Except(listResult.Item2).ToList();
var files = listResult.Item1;
if (files.ContainsKey(fileOut))
{
throw new ArgumentException("Output file already exists!");
}
if (!files.ContainsKey(fileIn))
{
throw new ArgumentException("Input file does not exists!");
}
if (files [fileIn].corrupted)
{
throw new ArgumentException("Input file is corrupted: starting MapReduce is inpossible!");
}
return(assignTaskToWorkers(files [fileIn], listOfActiveWorker));
}
public object Put(SaveFile request)
{
DfsUtils.saveFileInDfs(request.file, request.numOfReplicas);
return(new SaveFileResponse());
}
public object Delete(DeleteFile request)
{
DfsUtils.deleteFileFromDfs(request.FileName);
return(new DeleteFileResponse());
}
public static List <string> getActiveWorkers()
{
var lsResult = DfsUtils.listFiles();
return(WorkersUtil.listOfWorkers.Except(lsResult.Item2).ToList());
}