SteamAutoCracks/DepotDownloaderMod
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DepotDownloader: Split Steam2 Download into to parts--building list of files to download, then reconnecting to storage server to download. This should combat issues with the storage session timing out.

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This commit is contained in:
Michael Busby
2012-02-09 18:31:32 -06:00
parent 7d62cae0ce
commit bae0da2545
1 changed files with 104 additions and 78 deletions
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182
Projects/DepotDownloader/DepotDownloader/ContentDownloader.cs
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@@ -592,28 +592,11 @@ namespace DepotDownloader
}
}
private static void DownloadSteam2( int depotId, int depotVersion, string installDir )
private static ContentServerClient.StorageSession GetSteam2StorageSession(IPEndPoint [] contentServers, ContentServerClient csClient, int depotId, int depotVersion)
{
Console.Write("Finding content servers...");
IPEndPoint[] contentServers = GetStorageServer(depotId, depotVersion, Config.CellID);
if (contentServers == null || contentServers.Length == 0)
{
Console.WriteLine("\nError: Unable to find any Steam2 content servers for depot {0}, version {1}", depotId, depotVersion);
return;
}
Console.WriteLine(" Done!");
Console.Write("Downloading depot manifest...");
string txtManifest = Path.Combine(installDir, "manifest.txt");
ContentServerClient csClient = new ContentServerClient();
ContentServerClient.StorageSession session = null;
int tries = 0;
int counterSocket = 0, counterSteam2 = 0;
for (int i = 0; ; i++)
{
IPEndPoint endpoint = contentServers[i % contentServers.Length];
@@ -639,7 +622,7 @@ namespace DepotDownloader
if (++tries > MAX_CONNECT_RETRIES)
{
Console.WriteLine("\nGiving up finding Steam2 content server.");
return;
return null;
}
Console.Write("\nSearching for content servers... (socket error: {0}, steam2 error: {1})", counterSocket, counterSteam2);
@@ -648,14 +631,42 @@ namespace DepotDownloader
Thread.Sleep(1000);
}
}
return session;
}
private static void DownloadSteam2( int depotId, int depotVersion, string installDir )
{
Console.Write("Finding content servers...");
IPEndPoint[] contentServers = GetStorageServer(depotId, depotVersion, Config.CellID);
if (contentServers == null || contentServers.Length == 0)
{
Console.WriteLine("\nError: Unable to find any Steam2 content servers for depot {0}, version {1}", depotId, depotVersion);
return;
}
Console.WriteLine(" Done!");
Console.Write("Downloading depot manifest...");
string txtManifest = Path.Combine(installDir, "manifest.txt");
ContentServerClient csClient = new ContentServerClient();
ContentServerClient.StorageSession session = GetSteam2StorageSession(contentServers, csClient, depotId, depotVersion);
if(session == null)
return;
Steam2Manifest manifest = null;
Steam2ChecksumData checksums = null;
List<int> NodesToDownload = new List<int>();
StringBuilder manifestBuilder = new StringBuilder();
byte[] cryptKey = CDRManager.GetDepotEncryptionKey( depotId, depotVersion );
string[] excludeList = null;
using ( session )
{
Steam2Manifest manifest = session.DownloadManifest();
manifest = session.DownloadManifest();
Console.WriteLine( " Done!" );
Steam2ChecksumData checksums = null;
if(!Config.DownloadManifestOnly)
{
// Skip downloading checksums if we're only interested in manifests.
@@ -666,78 +677,93 @@ namespace DepotDownloader
Console.WriteLine(" Done!");
}
StringBuilder manifestBuilder = new StringBuilder();
byte[] cryptKey = CDRManager.GetDepotEncryptionKey( depotId, depotVersion );
string[] excludeList = null;
if ( Config.UsingExclusionList )
excludeList = GetExcludeList( session, manifest );
}
csClient.Disconnect();
for ( int x = 0 ; x < manifest.Nodes.Count ; ++x )
if(!Config.DownloadManifestOnly)
Console.WriteLine("Building list of files to download and checking existing files...");
// Build a list of files that need downloading.
for ( int x = 0 ; x < manifest.Nodes.Count ; ++x )
{
var dirEntry = manifest.Nodes[ x ];
string downloadPath = Path.Combine( installDir, dirEntry.FullName.ToLower() );
if ( Config.DownloadManifestOnly )
{
var dirEntry = manifest.Nodes[ x ];
string downloadPath = Path.Combine( installDir, dirEntry.FullName.ToLower() );
if ( Config.DownloadManifestOnly )
{
if ( dirEntry.FileID == -1 )
continue;
manifestBuilder.Append( string.Format( "{0}\n", dirEntry.FullName ) );
continue;
}
if (Config.UsingExclusionList && IsFileExcluded(dirEntry.FullName, excludeList))
continue;
if (!TestIsFileIncluded(dirEntry.FullName))
continue;
string path = Path.GetDirectoryName(downloadPath);
if (!Directory.Exists(path))
Directory.CreateDirectory(path);
if ( dirEntry.FileID == -1 )
{
if ( !Directory.Exists( downloadPath ) )
{
// this is a directory, so lets just create it
Directory.CreateDirectory( downloadPath );
}
continue;
}
float perc = ( ( float )x / ( float )manifest.Nodes.Count ) * 100.0f;
Console.WriteLine("{0,6:#00.00}%\t{1}", perc, downloadPath);
manifestBuilder.Append( string.Format( "{0}\n", dirEntry.FullName ) );
continue;
}
if (Config.UsingExclusionList && IsFileExcluded(dirEntry.FullName, excludeList))
continue;
FileInfo fi = new FileInfo( downloadPath );
if (fi.Exists)
if (!TestIsFileIncluded(dirEntry.FullName))
continue;
string path = Path.GetDirectoryName(downloadPath);
if (!Directory.Exists(path))
Directory.CreateDirectory(path);
if ( dirEntry.FileID == -1 )
{
if ( !Directory.Exists( downloadPath ) )
{
// Similar file, let's check checksums
if(fi.Length == dirEntry.SizeOrCount &&
Util.ValidateFileChecksums(fi, checksums.GetFileChecksums(dirEntry.FileID)))
{
// checksums OK
continue;
}
// Unlink the current file before we download a new one.
// This will keep symbolic/hard link targets from being overwritten.
fi.Delete();
// this is a directory, so lets just create it
Directory.CreateDirectory( downloadPath );
}
var file = session.DownloadFile( dirEntry, ContentServerClient.StorageSession.DownloadPriority.High, cryptKey );
File.WriteAllBytes( downloadPath, file );
continue;
}
if ( Config.DownloadManifestOnly )
File.WriteAllText( txtManifest, manifestBuilder.ToString() );
FileInfo fi = new FileInfo( downloadPath );
if (fi.Exists)
{
float perc = ( ( float )x / ( float )manifest.Nodes.Count ) * 100.0f;
Console.WriteLine("{0,6:#00.00}%\t{1}", perc, downloadPath);
// Similar file, let's check checksums
if(fi.Length == dirEntry.SizeOrCount &&
Util.ValidateFileChecksums(fi, checksums.GetFileChecksums(dirEntry.FileID)))
{
// checksums OK
continue;
}
// Unlink the current file before we download a new one.
// This will keep symbolic/hard link targets from being overwritten.
fi.Delete();
}
NodesToDownload.Add(x);
}
if ( Config.DownloadManifestOnly )
{
File.WriteAllText( txtManifest, manifestBuilder.ToString() );
return;
}
session = GetSteam2StorageSession(contentServers, csClient, depotId, depotVersion);
if(session == null)
return;
using ( session )
{
Console.WriteLine("Downloading selected files.");
for ( int x = 0 ; x < NodesToDownload.Count ; ++x )
{
var dirEntry = manifest.Nodes[ NodesToDownload[ x ] ];
string downloadPath = Path.Combine( installDir, dirEntry.FullName.ToLower() );
float perc = ( ( float )x / ( float )NodesToDownload.Count ) * 100.0f;
Console.WriteLine("{0,6:#00.00}%\t{1}", perc, downloadPath);
var file = session.DownloadFile( dirEntry, ContentServerClient.StorageSession.DownloadPriority.High, cryptKey );
File.WriteAllBytes( downloadPath, file );
}
}
csClient.Disconnect();
}