private async Task <CDNClient> BuildConnection(uint appId, uint depotId, byte[] depotKey,
CDNClient.Server serverSeed, CancellationToken token)
{
CDNClient.Server server = null;
CDNClient client = null;
while (client == null)
{
if (serverSeed != null)
{
server = serverSeed;
serverSeed = null;
}
else
{
if (_availableServerEndpoints.Count < ServerEndpointMinimumSize)
{
_populateEvent.Set();
}
server = _availableServerEndpoints.Take(token);
}
client = new CDNClient(_client);
try
{
var cdnToken = "";
if (server.Type == "CDN" || server.Type == "SteamCache")
{
cdnToken = (await RequestCDNAuthToken(appId, depotId, server.Host))?.Token;
}
await client.ConnectAsync(server);
await client.AuthenticateDepotAsync(depotId, depotKey, cdnToken);
}
catch (Exception ex)
{
client = null;
Console.WriteLine("Failed to connect to content server {0}: {1}", server, ex.Message);
_contentServerPenalty.TryGetValue(server.Host, out var penalty);
_contentServerPenalty[server.Host] = ++penalty;
}
}
Console.WriteLine("Initialized connection to content server {0} with depot id {1}", server, depotId);
_activeClientAuthed[client] = Tuple.Create(depotId, server);
return(client);
}
private async Task <bool> ReauthConnectionAsync(CDNClient client, CDNClient.Server server, uint appId, uint depotId, byte[] depotKey)
{
DebugLog.Assert(server.Type == "CDN" || server.Type == "SteamCache" || steamSession.AppTickets[depotId] == null, "CDNClientPool", "Re-authing a CDN or anonymous connection");
String cdnAuthToken = null;
try
{
if (DepotKeyStore.ContainsKey(depotId))
{
((ConcurrentDictionary <uint, byte[]>)(typeof(CDNClient).GetField("depotKeys", System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Instance).GetValue(client))).GetOrAdd(depotId, depotKey);
}
else
{
if (server.Type == "CDN" || server.Type == "SteamCache")
{
steamSession.RequestCDNAuthToken(appId, depotId, server.Host);
var cdnKey = string.Format("{0:D}:{1}", depotId, steamSession.ResolveCDNTopLevelHost(server.Host));
SteamApps.CDNAuthTokenCallback authTokenCallback;
if (steamSession.CDNAuthTokens.TryGetValue(cdnKey, out authTokenCallback))
{
cdnAuthToken = authTokenCallback.Token;
}
else
{
throw new Exception(String.Format("Failed to retrieve CDN token for server {0} depot {1}", server.Host, depotId));
}
}
await client.AuthenticateDepotAsync(depotId, depotKey, cdnAuthToken).ConfigureAwait(false);
}
activeClientAuthed[client] = Tuple.Create(depotId, server);
return(true);
}
catch (Exception ex)
{
Console.WriteLine("Failed to reauth to content server {0}: {1}", server, ex.Message);
}
return(false);
}
private async Task <bool> ReauthConnectionAsync(CDNClient client, CDNClient.Server server, uint appId, uint depotId, byte[] depotKey)
{
DebugLog.Assert(server.Type == "CDN" || server.Type == "SteamCache" || steamSession.AppTickets[depotId] == null, "CDNClientPool", "Re-authing a CDN or anonymous connection");
string cdnAuthToken = null;
try
{
if (server.Type == "CDN" || server.Type == "SteamCache")
{
await steamSession.RequestCDNAuthToken(appId, depotId, server.Host);
var cdnKey = string.Format("{0:D}:{1}", depotId, steamSession.ResolveCDNTopLevelHost(server.Host));
SteamApps.CDNAuthTokenCallback authTokenCallback;
if (steamSession.CDNAuthTokens.TryGetValue(cdnKey, out authTokenCallback))
{
cdnAuthToken = authTokenCallback.Token;
}
else
{
throw new Exception(String.Format("Failed to retrieve CDN token for server {0} depot {1}", server.Host, depotId));
}
}
await client.AuthenticateDepotAsync(depotId, depotKey, cdnAuthToken).ConfigureAwait(false);
//await client.AuthenticateDepotAsync(depotId, depotKey, cdnAuthToken);
activeClientAuthed[client] = Tuple.Create(depotId, server);
return(true);
}
catch (Exception ex)
{
DebugLog.WriteLine("CDNClientPool", "Failed to reauth to content server " + server + ": " + ex.Message);
}
return(false);
}
private async Task <bool> AuthenticateConnection(CDNClient client, CDNClient.Server server, uint appId,
uint depotId, byte[] depotKey)
{
try
{
string cdnAuthToken = null;
if (server.Type == "CDN" || server.Type == "SteamCache")
{
cdnAuthToken = (await RequestCDNAuthToken(appId, depotId, server.Host))?.Token;
}
await client.AuthenticateDepotAsync(depotId, depotKey, cdnAuthToken);
_activeClientAuthed[client] = Tuple.Create(depotId, server);
return(true);
}
catch (Exception ex)
{
Console.WriteLine("Failed to reauth to content server {0}: {1}", server, ex.Message);
}
return(false);
}
private async Task <CDNClient> BuildConnectionAsync(uint appId, uint depotId, byte[] depotKey, CDNClient.Server serverSeed, CancellationToken token)
{
CDNClient.Server server = null;
CDNClient client = null;
while (client == null)
{
// if we want to re-initialize a specific content server, try that one first
if (serverSeed != null)
{
server = serverSeed;
serverSeed = null;
}
else
{
if (availableServerEndpoints.Count < ServerEndpointMinimumSize)
{
populatePoolEvent.Set();
}
server = availableServerEndpoints.Take(token);
}
client = new CDNClient(steamSession.steamClient, steamSession.AppTickets[depotId]);
string cdnAuthToken = null;
try
{
if (server.Type == "CDN" || server.Type == "SteamCache")
{
await steamSession.RequestCDNAuthToken(appId, depotId, server.Host);
var cdnKey = string.Format("{0:D}:{1}", depotId, steamSession.ResolveCDNTopLevelHost(server.Host));
SteamApps.CDNAuthTokenCallback authTokenCallback;
if (steamSession.CDNAuthTokens.TryGetValue(cdnKey, out authTokenCallback))
{
cdnAuthToken = authTokenCallback.Token;
}
else
{
throw new Exception(String.Format("Failed to retrieve CDN token for server {0} depot {1}", server.Host, depotId));
}
}
await client.ConnectAsync(server).ConfigureAwait(false);
//await client.ConnectAsync(server);
await client.AuthenticateDepotAsync(depotId, depotKey, cdnAuthToken).ConfigureAwait(false);
//await client.AuthenticateDepotAsync(depotId, depotKey, cdnAuthToken);
}
catch (Exception ex)
{
client = null;
DebugLog.WriteLine("CDNClientPool", "Failed to connect to content server " + server + ": " + ex.Message);
int penalty = 0;
ConfigStore.TheConfig.ContentServerPenalty.TryGetValue(server.Host, out penalty);
ConfigStore.TheConfig.ContentServerPenalty[server.Host] = penalty + 1;
}
}
DebugLog.WriteLine("CDNClientPool", "Initialized connection to content server " + server + " with depot id " + depotId);
activeClientAuthed[client] = Tuple.Create(depotId, server);
return(client);
}
private async Task <CDNClient> BuildConnectionAsync(uint appId, uint depotId, byte[] depotKey, CDNClient.Server serverSeed, CancellationToken token)
{
CDNClient.Server server = null;
CDNClient client = null;
while (client == null)
{
// if we want to re-initialize a specific content server, try that one first
if (serverSeed != null)
{
server = serverSeed;
serverSeed = null;
}
else
{
if (availableServerEndpoints.Count < ServerEndpointMinimumSize)
{
populatePoolEvent.Set();
}
server = availableServerEndpoints.Take(token);
}
client = new CDNClient(steamSession.steamClient, steamSession.AppTickets[depotId]);
string cdnAuthToken = null;
try
{
if (DepotKeyStore.ContainsKey(depotId))
{
((ConcurrentDictionary <uint, byte[]>)(typeof(CDNClient).GetField("depotKeys", System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Instance).GetValue(client))).GetOrAdd(depotId, depotKey);
await client.ConnectAsync(server).ConfigureAwait(false);
}
else
{
if (server.Type == "CDN" || server.Type == "SteamCache")
{
steamSession.RequestCDNAuthToken(appId, depotId, server.Host);
var cdnKey = string.Format("{0:D}:{1}", depotId, steamSession.ResolveCDNTopLevelHost(server.Host));
SteamApps.CDNAuthTokenCallback authTokenCallback;
if (steamSession.CDNAuthTokens.TryGetValue(cdnKey, out authTokenCallback))
{
cdnAuthToken = authTokenCallback.Token;
}
else
{
throw new Exception(String.Format("Failed to retrieve CDN token for server {0} depot {1}", server.Host, depotId));
}
}
await client.ConnectAsync(server).ConfigureAwait(false);
await client.AuthenticateDepotAsync(depotId, depotKey, cdnAuthToken).ConfigureAwait(false);
}
}
catch (Exception ex)
{
client = null;
Console.WriteLine("Failed to connect to content server {0}: {1}", server, ex.Message);
int penalty = 0;
AccountSettingsStore.Instance.ContentServerPenalty.TryGetValue(server.Host, out penalty);
AccountSettingsStore.Instance.ContentServerPenalty[server.Host] = penalty + 1;
}
}
Console.WriteLine("Initialized connection to content server {0} with depot id {1}", server, depotId);
activeClientAuthed[client] = Tuple.Create(depotId, server);
return(client);
}
async private void dataGridView1_CellDoubleClick(object sender, DataGridViewCellEventArgs e)
{
if (e.RowIndex < 0)
{
return;
}
try
{
ConfigItem item = datagridConfigs.Rows[e.RowIndex].DataBoundItem as ConfigItem;
if (item != null)
{
if (item.URL == "")
{
var callback = await steamWorkshop.RequestInfo(241100, item.Details.publishedfileid);
var itemInfo = callback.Items.FirstOrDefault();
var ticket = await steamClient.GetHandler <SteamApps>().GetAppOwnershipTicket(241100);
var decryptKey = await steamClient.GetHandler <SteamApps>().GetDepotDecryptionKey(241100, 241100);
var cdn = new CDNClient(steamClient, ticket.Ticket);
// var servers = cdn.FetchServerList();
var servers = await cdn.FetchServerListAsync();
int i = 0;
foreach (CDNClient.Server server in servers)
{
Log.w($"Server{i}: {server}");
++i;
}
await cdn.ConnectAsync(servers.First());
await cdn.AuthenticateDepotAsync(241100, decryptKey.DepotKey);
var manifest = await cdn.DownloadManifestAsync(241100, itemInfo.ManifestID);
manifest.DecryptFilenames(decryptKey.DepotKey);
if (manifest.Files.Count == 0)
{
MessageBox.Show("Steam Refused Download Request");
return;
}
var chunk = cdn.DownloadDepotChunkAsync(241100, manifest.Files.First().Chunks.First());
if (saveFileDialog1.ShowDialog() == DialogResult.OK)
{
using (var wc = new WebClient())
{
using (var io = saveFileDialog1.OpenFile())
{
io.Write(chunk.Result.Data, 0, chunk.Result.Data.Length);
MessageBox.Show($"Download Done!\nSaved {saveFileDialog1.FileName}");
Log.w($"Downloaded {saveFileDialog1.FileName}");
}
}
}
}
else
{
if (saveFileDialog1.ShowDialog() == DialogResult.OK)
{
using (var wc = new WebClient())
{
wc.DownloadFile(new Uri(item.URL), saveFileDialog1.FileName);
MessageBox.Show("Download Done!");
}
}
}
}
}
catch (TaskCanceledException)
{
MessageBox.Show("Timeout! This can happen if you're using anonymous account and trying to download.");
}
catch (Exception ex)
{
MessageBox.Show($"Error Downloading Config: {ex.ToString()}");
}
}