public void Start()
{
var converter = new JsonMessageConverter();
var comm = new UdpCommunicator(new IPEndPoint(IPAddress.Any, 4000), converter);
comm.Start();
var router = new MessageRouter(comm);
var content = new Content()
{
FileName = "test_file.txt",
ByteSize = 1024,
ContentHash = new byte[] { 0xDE, 0xAD, 0xBE, 0xEF },
Description = "Test file",
LocalPath = "."
};
var chunks = new HashSet <int>(new List <int>()
{
0, 1, 2, 3
});
var worker = new ChunkReceiver(content, chunks, new Guid("11f684d9-53a5-4fd9-948f-5526e881f60c"));
router.AddConversation(worker, new IPEndPoint(IPAddress.Loopback, 4001));
Console.ReadLine();
comm.Stop();
}
private void downloadButton_Click(object sender, EventArgs e)
{
if (!string.IsNullOrWhiteSpace(saveTextBox.Text))
{
if (Directory.Exists(saveTextBox.Text))
{
if (searchDataGridView.SelectedRows.Count > 0)
{
List <Content> selectedContent = new List <Content>();
foreach (DataGridViewRow row in searchDataGridView.SelectedRows)
{
selectedContent.Add(row.DataBoundItem as Content);
}
foreach (Content file in selectedContent)
{
// Set save path
file.LocalPath = saveTextBox.Text;
// Read local content and search for the selected hash
var contentList = persistenceManager.ReadContent();
var listToSeed = contentList.RemoteContent.Where(content => content.ContentHash.SequenceEqual(file.ContentHash)).Take(5);
int numTotalChunks = (int)Math.Ceiling(file.ByteSize / 256.0);
int numPerSeeder = numTotalChunks / listToSeed.Count();
int leftover = numTotalChunks % listToSeed.Count();
var dict = new ConcurrentDictionary <int, byte[]>();
var assembler = new FileAssembler(file, dict);
Assemblers.Add(assembler);
assembler.Start();
Log.Info(string.Format("Looking for {0} chunks from {1} seeders", numTotalChunks, listToSeed.Count()));
for (var i = 0; i < listToSeed.Count(); i++)
{
var c = listToSeed.ElementAt(i);
var set = new HashSet <int>();
var endIndex = (i + 1) * numPerSeeder;
if (i == listToSeed.Count())
{
endIndex += leftover;
}
for (var j = i * numPerSeeder; j < endIndex; j++)
{
set.Add(j);
}
var seederConvo = new ChunkReceiver(c, set, dict, Guid.NewGuid());
router.AddConversation(seederConvo, new IPEndPoint(IPAddress.Parse(c.Host), c.Port));
}
}
}
else
{
Console.WriteLine("Failed");
}
}
else
{
MessageBox.Show("The save location provided does not exist", "ERROR", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
else
{
MessageBox.Show("You must specify a save location", "ERROR", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
