private async Task <string> AuthenticateConnection(uint appId, uint depotId, CDNClient.Server server) { var host = steamSession.ResolveCDNTopLevelHost(server.Host); var cdnKey = $"{depotId:D}:{host}"; steamSession.RequestCDNAuthToken(appId, depotId, host, cdnKey); if (steamSession.CDNAuthTokens.TryGetValue(cdnKey, out var authTokenCallbackPromise)) { var result = await authTokenCallbackPromise.Task; return(result.Token); } else { throw new Exception($"Failed to retrieve CDN token for server {server.Host} depot {depotId}"); } }
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); }