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1369 lines
55 KiB
C#
1369 lines
55 KiB
C#
using System;
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using System.Collections.Concurrent;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Net;
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using System.Threading;
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using System.Threading.Tasks;
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using SteamKit2;
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using Mono.Unix;
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namespace DepotDownloader
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{
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public class ContentDownloaderException : Exception
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{
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public ContentDownloaderException(String value) : base(value) { }
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}
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static class ContentDownloader
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{
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public const uint INVALID_APP_ID = uint.MaxValue;
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public const uint INVALID_DEPOT_ID = uint.MaxValue;
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public const ulong INVALID_MANIFEST_ID = ulong.MaxValue;
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public const string DEFAULT_BRANCH = "Public";
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public static DownloadConfig Config = new DownloadConfig();
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private static Steam3Session steam3;
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private static Steam3Session.Credentials steam3Credentials;
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private static CDNClientPool cdnPool;
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private const string DEFAULT_DOWNLOAD_DIR = "depots";
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private const string CONFIG_DIR = ".DepotDownloader";
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private static readonly string STAGING_DIR = Path.Combine(CONFIG_DIR, "staging");
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private sealed class DepotDownloadInfo
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{
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public uint id { get; private set; }
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public string installDir { get; private set; }
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public string contentName { get; private set; }
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public ulong manifestId { get; private set; }
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public byte[] depotKey;
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public DepotDownloadInfo(uint depotid, ulong manifestId, string installDir, string contentName)
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{
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this.id = depotid;
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this.manifestId = manifestId;
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this.installDir = installDir;
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this.contentName = contentName;
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}
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}
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static bool CreateDirectories(uint depotId, uint depotVersion, out string installDir)
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{
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installDir = null;
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try
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{
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if (string.IsNullOrWhiteSpace(Config.InstallDirectory))
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{
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Directory.CreateDirectory(DEFAULT_DOWNLOAD_DIR);
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var depotPath = Path.Combine(DEFAULT_DOWNLOAD_DIR, depotId.ToString());
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Directory.CreateDirectory(depotPath);
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installDir = Path.Combine(depotPath, depotVersion.ToString());
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Directory.CreateDirectory(installDir);
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Directory.CreateDirectory(Path.Combine(installDir, CONFIG_DIR));
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Directory.CreateDirectory(Path.Combine(installDir, STAGING_DIR));
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}
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else
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{
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Directory.CreateDirectory(Config.InstallDirectory);
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installDir = Config.InstallDirectory;
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Directory.CreateDirectory(Path.Combine(installDir, CONFIG_DIR));
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Directory.CreateDirectory(Path.Combine(installDir, STAGING_DIR));
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}
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}
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catch
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{
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return false;
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}
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return true;
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}
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static bool TestIsFileIncluded(string filename)
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{
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if (!Config.UsingFileList)
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return true;
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filename = filename.Replace('\\', '/');
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if (Config.FilesToDownload.Contains(filename))
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{
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return true;
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}
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foreach (var rgx in Config.FilesToDownloadRegex)
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{
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var m = rgx.Match(filename);
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if (m.Success)
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return true;
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}
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return false;
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}
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static bool AccountHasAccess(uint depotId)
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{
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if (steam3 == null || steam3.steamUser.SteamID == null || (steam3.Licenses == null && steam3.steamUser.SteamID.AccountType != EAccountType.AnonUser))
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return false;
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IEnumerable<uint> licenseQuery;
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if (steam3.steamUser.SteamID.AccountType == EAccountType.AnonUser)
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{
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licenseQuery = new List<uint> { 17906 };
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}
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else
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{
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licenseQuery = steam3.Licenses.Select(x => x.PackageID).Distinct();
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}
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steam3.RequestPackageInfo(licenseQuery);
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foreach (var license in licenseQuery)
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{
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SteamApps.PICSProductInfoCallback.PICSProductInfo package;
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if (steam3.PackageInfo.TryGetValue(license, out package) && package != null)
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{
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if (package.KeyValues["appids"].Children.Any(child => child.AsUnsignedInteger() == depotId))
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return true;
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if (package.KeyValues["depotids"].Children.Any(child => child.AsUnsignedInteger() == depotId))
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return true;
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}
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}
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return false;
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}
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internal static KeyValue GetSteam3AppSection(uint appId, EAppInfoSection section)
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{
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if (steam3 == null || steam3.AppInfo == null)
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{
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return null;
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}
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SteamApps.PICSProductInfoCallback.PICSProductInfo app;
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if (!steam3.AppInfo.TryGetValue(appId, out app) || app == null)
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{
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return null;
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}
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var appinfo = app.KeyValues;
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string section_key;
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switch (section)
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{
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case EAppInfoSection.Common:
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section_key = "common";
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break;
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case EAppInfoSection.Extended:
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section_key = "extended";
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break;
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case EAppInfoSection.Config:
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section_key = "config";
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break;
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case EAppInfoSection.Depots:
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section_key = "depots";
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break;
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default:
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throw new NotImplementedException();
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}
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var section_kv = appinfo.Children.Where(c => c.Name == section_key).FirstOrDefault();
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return section_kv;
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}
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static uint GetSteam3AppBuildNumber(uint appId, string branch)
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{
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if (appId == INVALID_APP_ID)
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return 0;
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var depots = GetSteam3AppSection(appId, EAppInfoSection.Depots);
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var branches = depots["branches"];
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var node = branches[branch];
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if (node == KeyValue.Invalid)
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return 0;
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var buildid = node["buildid"];
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if (buildid == KeyValue.Invalid)
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return 0;
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return uint.Parse(buildid.Value);
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}
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static ulong GetSteam3DepotManifest(uint depotId, uint appId, string branch)
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{
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var depots = GetSteam3AppSection(appId, EAppInfoSection.Depots);
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var depotChild = depots[depotId.ToString()];
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if (depotChild == KeyValue.Invalid)
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return INVALID_MANIFEST_ID;
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// Shared depots can either provide manifests, or leave you relying on their parent app.
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// It seems that with the latter, "sharedinstall" will exist (and equals 2 in the one existance I know of).
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// Rather than relay on the unknown sharedinstall key, just look for manifests. Test cases: 111710, 346680.
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if (depotChild["manifests"] == KeyValue.Invalid && depotChild["depotfromapp"] != KeyValue.Invalid)
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{
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var otherAppId = depotChild["depotfromapp"].AsUnsignedInteger();
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if (otherAppId == appId)
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{
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// This shouldn't ever happen, but ya never know with Valve. Don't infinite loop.
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Console.WriteLine("App {0}, Depot {1} has depotfromapp of {2}!",
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appId, depotId, otherAppId);
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return INVALID_MANIFEST_ID;
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}
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steam3.RequestAppInfo(otherAppId);
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return GetSteam3DepotManifest(depotId, otherAppId, branch);
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}
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var manifests = depotChild["manifests"];
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var manifests_encrypted = depotChild["encryptedmanifests"];
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if (manifests.Children.Count == 0 && manifests_encrypted.Children.Count == 0)
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return INVALID_MANIFEST_ID;
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var node = manifests[branch];
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if (branch != "Public" && node == KeyValue.Invalid)
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{
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var node_encrypted = manifests_encrypted[branch];
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if (node_encrypted != KeyValue.Invalid)
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{
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var password = Config.BetaPassword;
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if (password == null)
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{
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Console.Write("Please enter the password for branch {0}: ", branch);
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Config.BetaPassword = password = Console.ReadLine();
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}
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var encrypted_v1 = node_encrypted["encrypted_gid"];
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var encrypted_v2 = node_encrypted["encrypted_gid_2"];
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if (encrypted_v1 != KeyValue.Invalid)
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{
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var input = Util.DecodeHexString(encrypted_v1.Value);
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var manifest_bytes = CryptoHelper.VerifyAndDecryptPassword(input, password);
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if (manifest_bytes == null)
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{
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Console.WriteLine("Password was invalid for branch {0}", branch);
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return INVALID_MANIFEST_ID;
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}
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return BitConverter.ToUInt64(manifest_bytes, 0);
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}
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if (encrypted_v2 != KeyValue.Invalid)
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{
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// Submit the password to Steam now to get encryption keys
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steam3.CheckAppBetaPassword(appId, Config.BetaPassword);
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if (!steam3.AppBetaPasswords.ContainsKey(branch))
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{
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Console.WriteLine("Password was invalid for branch {0}", branch);
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return INVALID_MANIFEST_ID;
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}
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var input = Util.DecodeHexString(encrypted_v2.Value);
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byte[] manifest_bytes;
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try
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{
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manifest_bytes = CryptoHelper.SymmetricDecryptECB(input, steam3.AppBetaPasswords[branch]);
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}
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catch (Exception e)
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{
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Console.WriteLine("Failed to decrypt branch {0}: {1}", branch, e.Message);
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return INVALID_MANIFEST_ID;
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}
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return BitConverter.ToUInt64(manifest_bytes, 0);
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}
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Console.WriteLine("Unhandled depot encryption for depotId {0}", depotId);
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return INVALID_MANIFEST_ID;
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}
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return INVALID_MANIFEST_ID;
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}
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if (node.Value == null)
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return INVALID_MANIFEST_ID;
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return UInt64.Parse(node.Value);
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}
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static string GetAppOrDepotName(uint depotId, uint appId)
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{
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if (depotId == INVALID_DEPOT_ID)
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{
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var info = GetSteam3AppSection(appId, EAppInfoSection.Common);
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if (info == null)
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return String.Empty;
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return info["name"].AsString();
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}
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var depots = GetSteam3AppSection(appId, EAppInfoSection.Depots);
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if (depots == null)
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return String.Empty;
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var depotChild = depots[depotId.ToString()];
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if (depotChild == null)
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return String.Empty;
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return depotChild["name"].AsString();
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}
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public static bool InitializeSteam3(string username, string password)
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{
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string loginKey = null;
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if (username != null && Config.RememberPassword)
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{
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_ = AccountSettingsStore.Instance.LoginKeys.TryGetValue(username, out loginKey);
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}
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steam3 = new Steam3Session(
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new SteamUser.LogOnDetails
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{
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Username = username,
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Password = loginKey == null ? password : null,
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ShouldRememberPassword = Config.RememberPassword,
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LoginKey = loginKey,
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LoginID = Config.LoginID ?? 0x534B32, // "SK2"
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}
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);
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steam3Credentials = steam3.WaitForCredentials();
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if (!steam3Credentials.IsValid)
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{
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Console.WriteLine("Unable to get steam3 credentials.");
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return false;
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}
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return true;
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}
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public static void ShutdownSteam3()
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{
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if (cdnPool != null)
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{
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cdnPool.Shutdown();
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cdnPool = null;
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}
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if (steam3 == null)
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return;
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steam3.TryWaitForLoginKey();
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steam3.Disconnect();
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}
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public static async Task DownloadPubfileAsync(uint appId, ulong publishedFileId)
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{
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var details = steam3.GetPublishedFileDetails(appId, publishedFileId);
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if (!string.IsNullOrEmpty(details?.file_url))
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{
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await DownloadWebFile(appId, details.filename, details.file_url);
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}
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else if (details?.hcontent_file > 0)
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{
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await DownloadAppAsync(appId, new List<(uint, ulong)> { (appId, details.hcontent_file) }, DEFAULT_BRANCH, null, null, null, false, true);
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}
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else
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{
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Console.WriteLine("Unable to locate manifest ID for published file {0}", publishedFileId);
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}
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}
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public static async Task DownloadUGCAsync(uint appId, ulong ugcId)
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{
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SteamCloud.UGCDetailsCallback details = null;
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if (steam3.steamUser.SteamID.AccountType != EAccountType.AnonUser)
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{
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details = steam3.GetUGCDetails(ugcId);
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}
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else
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{
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Console.WriteLine($"Unable to query UGC details for {ugcId} from an anonymous account");
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}
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if (!string.IsNullOrEmpty(details?.URL))
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{
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await DownloadWebFile(appId, details.FileName, details.URL);
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}
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else
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{
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await DownloadAppAsync(appId, new List<(uint, ulong)> { (appId, ugcId) }, DEFAULT_BRANCH, null, null, null, false, true);
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}
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}
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private static async Task DownloadWebFile(uint appId, string fileName, string url)
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{
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string installDir;
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if (!CreateDirectories(appId, 0, out installDir))
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{
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Console.WriteLine("Error: Unable to create install directories!");
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return;
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}
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var stagingDir = Path.Combine(installDir, STAGING_DIR);
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var fileStagingPath = Path.Combine(stagingDir, fileName);
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var fileFinalPath = Path.Combine(installDir, fileName);
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Directory.CreateDirectory(Path.GetDirectoryName(fileFinalPath));
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Directory.CreateDirectory(Path.GetDirectoryName(fileStagingPath));
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using (var file = File.OpenWrite(fileStagingPath))
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using (var client = HttpClientFactory.CreateHttpClient())
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{
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Console.WriteLine("Downloading {0}", fileName);
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var responseStream = await client.GetStreamAsync(url);
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await responseStream.CopyToAsync(file);
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}
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if (File.Exists(fileFinalPath))
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{
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File.Delete(fileFinalPath);
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}
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File.Move(fileStagingPath, fileFinalPath);
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}
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public static async Task DownloadAppAsync(uint appId, List<(uint depotId, ulong manifestId)> depotManifestIds, string branch, string os, string arch, string language, bool lv, bool isUgc)
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{
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cdnPool = new CDNClientPool(steam3, appId);
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// Load our configuration data containing the depots currently installed
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var configPath = Config.InstallDirectory;
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if (string.IsNullOrWhiteSpace(configPath))
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{
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configPath = DEFAULT_DOWNLOAD_DIR;
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}
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Directory.CreateDirectory(Path.Combine(configPath, CONFIG_DIR));
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DepotConfigStore.LoadFromFile(Path.Combine(configPath, CONFIG_DIR, "depot.config"));
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if (steam3 != null)
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steam3.RequestAppInfo(appId);
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if (!AccountHasAccess(appId))
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{
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if (steam3.RequestFreeAppLicense(appId))
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{
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Console.WriteLine("Obtained FreeOnDemand license for app {0}", appId);
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// Fetch app info again in case we didn't get it fully without a license.
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steam3.RequestAppInfo(appId, true);
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}
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else
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{
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var contentName = GetAppOrDepotName(INVALID_DEPOT_ID, appId);
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throw new ContentDownloaderException(String.Format("App {0} ({1}) is not available from this account.", appId, contentName));
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}
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}
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|
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var hasSpecificDepots = depotManifestIds.Count > 0;
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var depotIdsFound = new List<uint>();
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var depotIdsExpected = depotManifestIds.Select(x => x.Item1).ToList();
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var depots = GetSteam3AppSection(appId, EAppInfoSection.Depots);
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|
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if (isUgc)
|
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{
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var workshopDepot = depots["workshopdepot"].AsUnsignedInteger();
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if (workshopDepot != 0 && !depotIdsExpected.Contains(workshopDepot))
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{
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depotIdsExpected.Add(workshopDepot);
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depotManifestIds = depotManifestIds.Select(pair => (workshopDepot, pair.manifestId)).ToList();
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}
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depotIdsFound.AddRange(depotIdsExpected);
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}
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else
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{
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Console.WriteLine("Using app branch: '{0}'.", branch);
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|
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if (depots != null)
|
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{
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foreach (var depotSection in depots.Children)
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{
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var id = INVALID_DEPOT_ID;
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if (depotSection.Children.Count == 0)
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continue;
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if (!uint.TryParse(depotSection.Name, out id))
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continue;
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if (hasSpecificDepots && !depotIdsExpected.Contains(id))
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continue;
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if (!hasSpecificDepots)
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{
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var depotConfig = depotSection["config"];
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if (depotConfig != KeyValue.Invalid)
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{
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if (!Config.DownloadAllPlatforms &&
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depotConfig["oslist"] != KeyValue.Invalid &&
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!string.IsNullOrWhiteSpace(depotConfig["oslist"].Value))
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{
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var oslist = depotConfig["oslist"].Value.Split(',');
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if (Array.IndexOf(oslist, os ?? Util.GetSteamOS()) == -1)
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continue;
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}
|
|
|
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if (depotConfig["osarch"] != KeyValue.Invalid &&
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!string.IsNullOrWhiteSpace(depotConfig["osarch"].Value))
|
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{
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var depotArch = depotConfig["osarch"].Value;
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if (depotArch != (arch ?? Util.GetSteamArch()))
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continue;
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}
|
|
|
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if (!Config.DownloadAllLanguages &&
|
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depotConfig["language"] != KeyValue.Invalid &&
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!string.IsNullOrWhiteSpace(depotConfig["language"].Value))
|
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{
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var depotLang = depotConfig["language"].Value;
|
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if (depotLang != (language ?? "english"))
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continue;
|
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}
|
|
|
|
if (!lv &&
|
|
depotConfig["lowviolence"] != KeyValue.Invalid &&
|
|
depotConfig["lowviolence"].AsBoolean())
|
|
continue;
|
|
}
|
|
}
|
|
|
|
depotIdsFound.Add(id);
|
|
|
|
if (!hasSpecificDepots)
|
|
depotManifestIds.Add((id, INVALID_MANIFEST_ID));
|
|
}
|
|
}
|
|
|
|
if (depotManifestIds.Count == 0 && !hasSpecificDepots)
|
|
{
|
|
throw new ContentDownloaderException(String.Format("Couldn't find any depots to download for app {0}", appId));
|
|
}
|
|
|
|
if (depotIdsFound.Count < depotIdsExpected.Count)
|
|
{
|
|
var remainingDepotIds = depotIdsExpected.Except(depotIdsFound);
|
|
throw new ContentDownloaderException(String.Format("Depot {0} not listed for app {1}", string.Join(", ", remainingDepotIds), appId));
|
|
}
|
|
}
|
|
|
|
var infos = new List<DepotDownloadInfo>();
|
|
|
|
foreach (var depotManifest in depotManifestIds)
|
|
{
|
|
var info = GetDepotInfo(depotManifest.Item1, appId, depotManifest.Item2, branch);
|
|
if (info != null)
|
|
{
|
|
infos.Add(info);
|
|
}
|
|
}
|
|
|
|
try
|
|
{
|
|
await DownloadSteam3Async(appId, infos).ConfigureAwait(false);
|
|
}
|
|
catch (OperationCanceledException)
|
|
{
|
|
Console.WriteLine("App {0} was not completely downloaded.", appId);
|
|
throw;
|
|
}
|
|
}
|
|
|
|
static DepotDownloadInfo GetDepotInfo(uint depotId, uint appId, ulong manifestId, string branch)
|
|
{
|
|
if (steam3 != null && appId != INVALID_APP_ID)
|
|
steam3.RequestAppInfo(appId);
|
|
|
|
var contentName = GetAppOrDepotName(depotId, appId);
|
|
|
|
if (!AccountHasAccess(depotId))
|
|
{
|
|
Console.WriteLine("Depot {0} ({1}) is not available from this account.", depotId, contentName);
|
|
|
|
return null;
|
|
}
|
|
|
|
if (manifestId == INVALID_MANIFEST_ID)
|
|
{
|
|
manifestId = GetSteam3DepotManifest(depotId, appId, branch);
|
|
if (manifestId == INVALID_MANIFEST_ID && branch != "public")
|
|
{
|
|
Console.WriteLine("Warning: Depot {0} does not have branch named \"{1}\". Trying public branch.", depotId, branch);
|
|
branch = "public";
|
|
manifestId = GetSteam3DepotManifest(depotId, appId, branch);
|
|
}
|
|
|
|
if (manifestId == INVALID_MANIFEST_ID)
|
|
{
|
|
Console.WriteLine("Depot {0} ({1}) missing public subsection or manifest section.", depotId, contentName);
|
|
return null;
|
|
}
|
|
}
|
|
|
|
var uVersion = GetSteam3AppBuildNumber(appId, branch);
|
|
|
|
string installDir;
|
|
if (!CreateDirectories(depotId, uVersion, out installDir))
|
|
{
|
|
Console.WriteLine("Error: Unable to create install directories!");
|
|
return null;
|
|
}
|
|
|
|
steam3.RequestDepotKey(depotId, appId);
|
|
if (!steam3.DepotKeys.ContainsKey(depotId))
|
|
{
|
|
Console.WriteLine("No valid depot key for {0}, unable to download.", depotId);
|
|
return null;
|
|
}
|
|
|
|
var depotKey = steam3.DepotKeys[depotId];
|
|
|
|
var info = new DepotDownloadInfo(depotId, manifestId, installDir, contentName);
|
|
info.depotKey = depotKey;
|
|
return info;
|
|
}
|
|
|
|
private class ChunkMatch
|
|
{
|
|
public ChunkMatch(ProtoManifest.ChunkData oldChunk, ProtoManifest.ChunkData newChunk)
|
|
{
|
|
OldChunk = oldChunk;
|
|
NewChunk = newChunk;
|
|
}
|
|
|
|
public ProtoManifest.ChunkData OldChunk { get; private set; }
|
|
public ProtoManifest.ChunkData NewChunk { get; private set; }
|
|
}
|
|
|
|
private class DepotFilesData
|
|
{
|
|
public DepotDownloadInfo depotDownloadInfo;
|
|
public DepotDownloadCounter depotCounter;
|
|
public string stagingDir;
|
|
public ProtoManifest manifest;
|
|
public ProtoManifest previousManifest;
|
|
public List<ProtoManifest.FileData> filteredFiles;
|
|
public HashSet<string> allFileNames;
|
|
}
|
|
|
|
private class FileStreamData
|
|
{
|
|
public FileStream fileStream;
|
|
public SemaphoreSlim fileLock;
|
|
public int chunksToDownload;
|
|
}
|
|
|
|
private class GlobalDownloadCounter
|
|
{
|
|
public ulong TotalBytesCompressed;
|
|
public ulong TotalBytesUncompressed;
|
|
}
|
|
|
|
private class DepotDownloadCounter
|
|
{
|
|
public ulong CompleteDownloadSize;
|
|
public ulong SizeDownloaded;
|
|
public ulong DepotBytesCompressed;
|
|
public ulong DepotBytesUncompressed;
|
|
}
|
|
|
|
private static async Task DownloadSteam3Async(uint appId, List<DepotDownloadInfo> depots)
|
|
{
|
|
var cts = new CancellationTokenSource();
|
|
cdnPool.ExhaustedToken = cts;
|
|
|
|
var downloadCounter = new GlobalDownloadCounter();
|
|
var depotsToDownload = new List<DepotFilesData>(depots.Count);
|
|
var allFileNamesAllDepots = new HashSet<String>();
|
|
|
|
// First, fetch all the manifests for each depot (including previous manifests) and perform the initial setup
|
|
foreach (var depot in depots)
|
|
{
|
|
var depotFileData = await ProcessDepotManifestAndFiles(cts, appId, depot);
|
|
|
|
if (depotFileData != null)
|
|
{
|
|
depotsToDownload.Add(depotFileData);
|
|
allFileNamesAllDepots.UnionWith(depotFileData.allFileNames);
|
|
}
|
|
|
|
cts.Token.ThrowIfCancellationRequested();
|
|
}
|
|
|
|
// If we're about to write all the files to the same directory, we will need to first de-duplicate any files by path
|
|
// This is in last-depot-wins order, from Steam or the list of depots supplied by the user
|
|
if (!string.IsNullOrWhiteSpace(Config.InstallDirectory) && depotsToDownload.Count > 0)
|
|
{
|
|
var claimedFileNames = new HashSet<String>();
|
|
|
|
for (var i = depotsToDownload.Count - 1; i >= 0; i--)
|
|
{
|
|
// For each depot, remove all files from the list that have been claimed by a later depot
|
|
depotsToDownload[i].filteredFiles.RemoveAll(file => claimedFileNames.Contains(file.FileName));
|
|
|
|
claimedFileNames.UnionWith(depotsToDownload[i].allFileNames);
|
|
}
|
|
}
|
|
|
|
foreach (var depotFileData in depotsToDownload)
|
|
{
|
|
await DownloadSteam3AsyncDepotFiles(cts, appId, downloadCounter, depotFileData, allFileNamesAllDepots);
|
|
}
|
|
|
|
Console.WriteLine("Total downloaded: {0} bytes ({1} bytes uncompressed) from {2} depots",
|
|
downloadCounter.TotalBytesCompressed, downloadCounter.TotalBytesUncompressed, depots.Count);
|
|
}
|
|
|
|
private static async Task<DepotFilesData> ProcessDepotManifestAndFiles(CancellationTokenSource cts,
|
|
uint appId, DepotDownloadInfo depot)
|
|
{
|
|
var depotCounter = new DepotDownloadCounter();
|
|
|
|
Console.WriteLine("Processing depot {0} - {1}", depot.id, depot.contentName);
|
|
|
|
ProtoManifest oldProtoManifest = null;
|
|
ProtoManifest newProtoManifest = null;
|
|
var configDir = Path.Combine(depot.installDir, CONFIG_DIR);
|
|
|
|
var lastManifestId = INVALID_MANIFEST_ID;
|
|
DepotConfigStore.Instance.InstalledManifestIDs.TryGetValue(depot.id, out lastManifestId);
|
|
|
|
// In case we have an early exit, this will force equiv of verifyall next run.
|
|
DepotConfigStore.Instance.InstalledManifestIDs[depot.id] = INVALID_MANIFEST_ID;
|
|
DepotConfigStore.Save();
|
|
|
|
if (lastManifestId != INVALID_MANIFEST_ID)
|
|
{
|
|
var oldManifestFileName = Path.Combine(configDir, string.Format("{0}_{1}.bin", depot.id, lastManifestId));
|
|
|
|
if (File.Exists(oldManifestFileName))
|
|
{
|
|
byte[] expectedChecksum, currentChecksum;
|
|
|
|
try
|
|
{
|
|
expectedChecksum = File.ReadAllBytes(oldManifestFileName + ".sha");
|
|
}
|
|
catch (IOException)
|
|
{
|
|
expectedChecksum = null;
|
|
}
|
|
|
|
oldProtoManifest = ProtoManifest.LoadFromFile(oldManifestFileName, out currentChecksum);
|
|
|
|
if (expectedChecksum == null || !expectedChecksum.SequenceEqual(currentChecksum))
|
|
{
|
|
// We only have to show this warning if the old manifest ID was different
|
|
if (lastManifestId != depot.manifestId)
|
|
Console.WriteLine("Manifest {0} on disk did not match the expected checksum.", lastManifestId);
|
|
oldProtoManifest = null;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (lastManifestId == depot.manifestId && oldProtoManifest != null)
|
|
{
|
|
newProtoManifest = oldProtoManifest;
|
|
Console.WriteLine("Already have manifest {0} for depot {1}.", depot.manifestId, depot.id);
|
|
}
|
|
else
|
|
{
|
|
var newManifestFileName = Path.Combine(configDir, string.Format("{0}_{1}.bin", depot.id, depot.manifestId));
|
|
if (newManifestFileName != null)
|
|
{
|
|
byte[] expectedChecksum, currentChecksum;
|
|
|
|
try
|
|
{
|
|
expectedChecksum = File.ReadAllBytes(newManifestFileName + ".sha");
|
|
}
|
|
catch (IOException)
|
|
{
|
|
expectedChecksum = null;
|
|
}
|
|
|
|
newProtoManifest = ProtoManifest.LoadFromFile(newManifestFileName, out currentChecksum);
|
|
|
|
if (newProtoManifest != null && (expectedChecksum == null || !expectedChecksum.SequenceEqual(currentChecksum)))
|
|
{
|
|
Console.WriteLine("Manifest {0} on disk did not match the expected checksum.", depot.manifestId);
|
|
newProtoManifest = null;
|
|
}
|
|
}
|
|
|
|
if (newProtoManifest != null)
|
|
{
|
|
Console.WriteLine("Already have manifest {0} for depot {1}.", depot.manifestId, depot.id);
|
|
}
|
|
else
|
|
{
|
|
Console.Write("Downloading depot manifest...");
|
|
|
|
DepotManifest depotManifest = null;
|
|
|
|
do
|
|
{
|
|
cts.Token.ThrowIfCancellationRequested();
|
|
|
|
CDNClient.Server connection = null;
|
|
|
|
try
|
|
{
|
|
connection = cdnPool.GetConnection(cts.Token);
|
|
|
|
DebugLog.WriteLine("ContentDownloader", "Authenticating connection to {0}", connection);
|
|
var cdnToken = await cdnPool.AuthenticateConnection(appId, depot.id, connection);
|
|
|
|
DebugLog.WriteLine("ContentDownloader", "Downloading manifest {0} from {1} with {2}", depot.manifestId, connection, cdnPool.ProxyServer != null ? cdnPool.ProxyServer : "no proxy");
|
|
depotManifest = await cdnPool.CDNClient.DownloadManifestAsync(depot.id, depot.manifestId,
|
|
connection, cdnToken, depot.depotKey, proxyServer: cdnPool.ProxyServer).ConfigureAwait(false);
|
|
|
|
cdnPool.ReturnConnection(connection);
|
|
}
|
|
catch (TaskCanceledException)
|
|
{
|
|
Console.WriteLine("Connection timeout downloading depot manifest {0} {1}", depot.id, depot.manifestId);
|
|
}
|
|
catch (SteamKitWebRequestException e)
|
|
{
|
|
cdnPool.ReturnBrokenConnection(connection);
|
|
|
|
if (e.StatusCode == HttpStatusCode.Unauthorized || e.StatusCode == HttpStatusCode.Forbidden)
|
|
{
|
|
Console.WriteLine("Encountered 401 for depot manifest {0} {1}. Aborting.", depot.id, depot.manifestId);
|
|
break;
|
|
}
|
|
|
|
if (e.StatusCode == HttpStatusCode.NotFound)
|
|
{
|
|
Console.WriteLine("Encountered 404 for depot manifest {0} {1}. Aborting.", depot.id, depot.manifestId);
|
|
break;
|
|
}
|
|
|
|
Console.WriteLine("Encountered error downloading depot manifest {0} {1}: {2}", depot.id, depot.manifestId, e.StatusCode);
|
|
}
|
|
catch (OperationCanceledException)
|
|
{
|
|
break;
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
cdnPool.ReturnBrokenConnection(connection);
|
|
Console.WriteLine("Encountered error downloading manifest for depot {0} {1}: {2}", depot.id, depot.manifestId, e.Message);
|
|
}
|
|
} while (depotManifest == null);
|
|
|
|
if (depotManifest == null)
|
|
{
|
|
Console.WriteLine("\nUnable to download manifest {0} for depot {1}", depot.manifestId, depot.id);
|
|
cts.Cancel();
|
|
}
|
|
|
|
// Throw the cancellation exception if requested so that this task is marked failed
|
|
cts.Token.ThrowIfCancellationRequested();
|
|
|
|
byte[] checksum;
|
|
|
|
newProtoManifest = new ProtoManifest(depotManifest, depot.manifestId);
|
|
newProtoManifest.SaveToFile(newManifestFileName, out checksum);
|
|
File.WriteAllBytes(newManifestFileName + ".sha", checksum);
|
|
|
|
Console.WriteLine(" Done!");
|
|
}
|
|
}
|
|
|
|
newProtoManifest.Files.Sort((x, y) => string.Compare(x.FileName, y.FileName, StringComparison.Ordinal));
|
|
|
|
Console.WriteLine("Manifest {0} ({1})", depot.manifestId, newProtoManifest.CreationTime);
|
|
|
|
if (Config.DownloadManifestOnly)
|
|
{
|
|
DumpManifestToTextFile(depot, newProtoManifest);
|
|
return null;
|
|
}
|
|
|
|
var stagingDir = Path.Combine(depot.installDir, STAGING_DIR);
|
|
|
|
var filesAfterExclusions = newProtoManifest.Files.AsParallel().Where(f => TestIsFileIncluded(f.FileName)).ToList();
|
|
var allFileNames = new HashSet<string>(filesAfterExclusions.Count);
|
|
|
|
// Pre-process
|
|
filesAfterExclusions.ForEach(file =>
|
|
{
|
|
allFileNames.Add(file.FileName);
|
|
|
|
var fileFinalPath = Path.Combine(depot.installDir, file.FileName);
|
|
var fileStagingPath = Path.Combine(stagingDir, file.FileName);
|
|
|
|
if (file.Flags.HasFlag(EDepotFileFlag.Directory))
|
|
{
|
|
Directory.CreateDirectory(fileFinalPath);
|
|
Directory.CreateDirectory(fileStagingPath);
|
|
}
|
|
else
|
|
{
|
|
// Some manifests don't explicitly include all necessary directories
|
|
Directory.CreateDirectory(Path.GetDirectoryName(fileFinalPath));
|
|
Directory.CreateDirectory(Path.GetDirectoryName(fileStagingPath));
|
|
|
|
depotCounter.CompleteDownloadSize += file.TotalSize;
|
|
}
|
|
});
|
|
|
|
return new DepotFilesData
|
|
{
|
|
depotDownloadInfo = depot,
|
|
depotCounter = depotCounter,
|
|
stagingDir = stagingDir,
|
|
manifest = newProtoManifest,
|
|
previousManifest = oldProtoManifest,
|
|
filteredFiles = filesAfterExclusions,
|
|
allFileNames = allFileNames
|
|
};
|
|
}
|
|
|
|
private static async Task DownloadSteam3AsyncDepotFiles(CancellationTokenSource cts, uint appId,
|
|
GlobalDownloadCounter downloadCounter, DepotFilesData depotFilesData, HashSet<String> allFileNamesAllDepots)
|
|
{
|
|
var depot = depotFilesData.depotDownloadInfo;
|
|
var depotCounter = depotFilesData.depotCounter;
|
|
|
|
Console.WriteLine("Downloading depot {0} - {1}", depot.id, depot.contentName);
|
|
|
|
var files = depotFilesData.filteredFiles.Where(f => !f.Flags.HasFlag(EDepotFileFlag.Directory)).ToArray();
|
|
var networkChunkQueue = new ConcurrentQueue<(FileStreamData fileStreamData, ProtoManifest.FileData fileData, ProtoManifest.ChunkData chunk)>();
|
|
|
|
await Util.InvokeAsync(
|
|
files.Select(file => new Func<Task>(async () =>
|
|
await Task.Run(() => DownloadSteam3AsyncDepotFile(cts, depotFilesData, file, networkChunkQueue)))),
|
|
maxDegreeOfParallelism: Config.MaxDownloads
|
|
);
|
|
|
|
await Util.InvokeAsync(
|
|
networkChunkQueue.Select(q => new Func<Task>(async () =>
|
|
await Task.Run(() => DownloadSteam3AsyncDepotFileChunk(cts, appId, downloadCounter, depotFilesData,
|
|
q.fileData, q.fileStreamData, q.chunk)))),
|
|
maxDegreeOfParallelism: Config.MaxDownloads
|
|
);
|
|
|
|
// Check for deleted files if updating the depot.
|
|
if (depotFilesData.previousManifest != null)
|
|
{
|
|
var previousFilteredFiles = depotFilesData.previousManifest.Files.AsParallel().Where(f => TestIsFileIncluded(f.FileName)).Select(f => f.FileName).ToHashSet();
|
|
|
|
// Check if we are writing to a single output directory. If not, each depot folder is managed independently
|
|
if (string.IsNullOrWhiteSpace(Config.InstallDirectory))
|
|
{
|
|
// Of the list of files in the previous manifest, remove any file names that exist in the current set of all file names
|
|
previousFilteredFiles.ExceptWith(depotFilesData.allFileNames);
|
|
}
|
|
else
|
|
{
|
|
// Of the list of files in the previous manifest, remove any file names that exist in the current set of all file names across all depots being downloaded
|
|
previousFilteredFiles.ExceptWith(allFileNamesAllDepots);
|
|
}
|
|
|
|
foreach (var existingFileName in previousFilteredFiles)
|
|
{
|
|
var fileFinalPath = Path.Combine(depot.installDir, existingFileName);
|
|
|
|
if (!File.Exists(fileFinalPath))
|
|
continue;
|
|
|
|
File.Delete(fileFinalPath);
|
|
Console.WriteLine("Deleted {0}", fileFinalPath);
|
|
}
|
|
}
|
|
|
|
DepotConfigStore.Instance.InstalledManifestIDs[depot.id] = depot.manifestId;
|
|
DepotConfigStore.Save();
|
|
|
|
Console.WriteLine("Depot {0} - Downloaded {1} bytes ({2} bytes uncompressed)", depot.id, depotCounter.DepotBytesCompressed, depotCounter.DepotBytesUncompressed);
|
|
}
|
|
|
|
private static void DownloadSteam3AsyncDepotFile(
|
|
CancellationTokenSource cts,
|
|
DepotFilesData depotFilesData,
|
|
ProtoManifest.FileData file,
|
|
ConcurrentQueue<(FileStreamData, ProtoManifest.FileData, ProtoManifest.ChunkData)> networkChunkQueue)
|
|
{
|
|
cts.Token.ThrowIfCancellationRequested();
|
|
|
|
var depot = depotFilesData.depotDownloadInfo;
|
|
var stagingDir = depotFilesData.stagingDir;
|
|
var depotDownloadCounter = depotFilesData.depotCounter;
|
|
var oldProtoManifest = depotFilesData.previousManifest;
|
|
|
|
var fileFinalPath = Path.Combine(depot.installDir, file.FileName);
|
|
var fileStagingPath = Path.Combine(stagingDir, file.FileName);
|
|
|
|
// This may still exist if the previous run exited before cleanup
|
|
if (File.Exists(fileStagingPath))
|
|
{
|
|
File.Delete(fileStagingPath);
|
|
}
|
|
|
|
FileStream fs = null;
|
|
List<ProtoManifest.ChunkData> neededChunks;
|
|
var fi = new FileInfo(fileFinalPath);
|
|
if (!fi.Exists)
|
|
{
|
|
Console.WriteLine("Pre-allocating {0}", fileFinalPath);
|
|
|
|
// create new file. need all chunks
|
|
fs = File.Create(fileFinalPath);
|
|
try
|
|
{
|
|
fs.SetLength((long)file.TotalSize);
|
|
}
|
|
catch (IOException ex)
|
|
{
|
|
throw new ContentDownloaderException(String.Format("Failed to allocate file {0}: {1}", fileFinalPath, ex.Message));
|
|
}
|
|
|
|
if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows) && file.Flags.HasFlag(EDepotFileFlag.Executable))
|
|
{
|
|
UnixFileSystemInfo.GetFileSystemEntry(fileFinalPath).FileAccessPermissions |= FileAccessPermissions.UserExecute | FileAccessPermissions.GroupExecute | FileAccessPermissions.OtherExecute;
|
|
}
|
|
|
|
neededChunks = new List<ProtoManifest.ChunkData>(file.Chunks);
|
|
}
|
|
else
|
|
{
|
|
// open existing
|
|
ProtoManifest.FileData oldManifestFile = null;
|
|
if (oldProtoManifest != null)
|
|
{
|
|
oldManifestFile = oldProtoManifest.Files.SingleOrDefault(f => f.FileName == file.FileName);
|
|
}
|
|
|
|
if (oldManifestFile != null)
|
|
{
|
|
neededChunks = new List<ProtoManifest.ChunkData>();
|
|
|
|
var hashMatches = oldManifestFile.FileHash.SequenceEqual(file.FileHash);
|
|
if (Config.VerifyAll || !hashMatches)
|
|
{
|
|
// we have a version of this file, but it doesn't fully match what we want
|
|
if (Config.VerifyAll)
|
|
{
|
|
Console.WriteLine("Validating {0}", fileFinalPath);
|
|
}
|
|
|
|
var matchingChunks = new List<ChunkMatch>();
|
|
|
|
foreach (var chunk in file.Chunks)
|
|
{
|
|
var oldChunk = oldManifestFile.Chunks.FirstOrDefault(c => c.ChunkID.SequenceEqual(chunk.ChunkID));
|
|
if (oldChunk != null)
|
|
{
|
|
matchingChunks.Add(new ChunkMatch(oldChunk, chunk));
|
|
}
|
|
else
|
|
{
|
|
neededChunks.Add(chunk);
|
|
}
|
|
}
|
|
|
|
var orderedChunks = matchingChunks.OrderBy(x => x.OldChunk.Offset);
|
|
|
|
var copyChunks = new List<ChunkMatch>();
|
|
|
|
using (var fsOld = File.Open(fileFinalPath, FileMode.Open))
|
|
{
|
|
foreach (var match in orderedChunks)
|
|
{
|
|
fsOld.Seek((long)match.OldChunk.Offset, SeekOrigin.Begin);
|
|
|
|
var tmp = new byte[match.OldChunk.UncompressedLength];
|
|
fsOld.Read(tmp, 0, tmp.Length);
|
|
|
|
var adler = Util.AdlerHash(tmp);
|
|
if (!adler.SequenceEqual(match.OldChunk.Checksum))
|
|
{
|
|
neededChunks.Add(match.NewChunk);
|
|
}
|
|
else
|
|
{
|
|
copyChunks.Add(match);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!hashMatches || neededChunks.Count > 0)
|
|
{
|
|
File.Move(fileFinalPath, fileStagingPath);
|
|
|
|
using (var fsOld = File.Open(fileStagingPath, FileMode.Open))
|
|
{
|
|
fs = File.Open(fileFinalPath, FileMode.Create);
|
|
try
|
|
{
|
|
fs.SetLength((long)file.TotalSize);
|
|
}
|
|
catch (IOException ex)
|
|
{
|
|
throw new ContentDownloaderException(String.Format("Failed to resize file to expected size {0}: {1}", fileFinalPath, ex.Message));
|
|
}
|
|
|
|
foreach (var match in copyChunks)
|
|
{
|
|
fsOld.Seek((long)match.OldChunk.Offset, SeekOrigin.Begin);
|
|
|
|
var tmp = new byte[match.OldChunk.UncompressedLength];
|
|
fsOld.Read(tmp, 0, tmp.Length);
|
|
|
|
fs.Seek((long)match.NewChunk.Offset, SeekOrigin.Begin);
|
|
fs.Write(tmp, 0, tmp.Length);
|
|
}
|
|
}
|
|
|
|
File.Delete(fileStagingPath);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// No old manifest or file not in old manifest. We must validate.
|
|
|
|
fs = File.Open(fileFinalPath, FileMode.Open);
|
|
if ((ulong)fi.Length != file.TotalSize)
|
|
{
|
|
try
|
|
{
|
|
fs.SetLength((long)file.TotalSize);
|
|
}
|
|
catch (IOException ex)
|
|
{
|
|
throw new ContentDownloaderException(String.Format("Failed to allocate file {0}: {1}", fileFinalPath, ex.Message));
|
|
}
|
|
}
|
|
|
|
Console.WriteLine("Validating {0}", fileFinalPath);
|
|
neededChunks = Util.ValidateSteam3FileChecksums(fs, file.Chunks.OrderBy(x => x.Offset).ToArray());
|
|
}
|
|
|
|
if (neededChunks.Count() == 0)
|
|
{
|
|
lock (depotDownloadCounter)
|
|
{
|
|
depotDownloadCounter.SizeDownloaded += file.TotalSize;
|
|
Console.WriteLine("{0,6:#00.00}% {1}", (depotDownloadCounter.SizeDownloaded / (float)depotDownloadCounter.CompleteDownloadSize) * 100.0f, fileFinalPath);
|
|
}
|
|
|
|
if (fs != null)
|
|
fs.Dispose();
|
|
return;
|
|
}
|
|
|
|
var sizeOnDisk = (file.TotalSize - (ulong)neededChunks.Select(x => (long)x.UncompressedLength).Sum());
|
|
lock (depotDownloadCounter)
|
|
{
|
|
depotDownloadCounter.SizeDownloaded += sizeOnDisk;
|
|
}
|
|
}
|
|
|
|
var fileStreamData = new FileStreamData
|
|
{
|
|
fileStream = fs,
|
|
fileLock = new SemaphoreSlim(1),
|
|
chunksToDownload = neededChunks.Count
|
|
};
|
|
|
|
foreach (var chunk in neededChunks)
|
|
{
|
|
networkChunkQueue.Enqueue((fileStreamData, file, chunk));
|
|
}
|
|
}
|
|
|
|
private static async Task DownloadSteam3AsyncDepotFileChunk(
|
|
CancellationTokenSource cts, uint appId,
|
|
GlobalDownloadCounter downloadCounter,
|
|
DepotFilesData depotFilesData,
|
|
ProtoManifest.FileData file,
|
|
FileStreamData fileStreamData,
|
|
ProtoManifest.ChunkData chunk)
|
|
{
|
|
cts.Token.ThrowIfCancellationRequested();
|
|
|
|
var depot = depotFilesData.depotDownloadInfo;
|
|
var depotDownloadCounter = depotFilesData.depotCounter;
|
|
|
|
var chunkID = Util.EncodeHexString(chunk.ChunkID);
|
|
|
|
var data = new DepotManifest.ChunkData();
|
|
data.ChunkID = chunk.ChunkID;
|
|
data.Checksum = chunk.Checksum;
|
|
data.Offset = chunk.Offset;
|
|
data.CompressedLength = chunk.CompressedLength;
|
|
data.UncompressedLength = chunk.UncompressedLength;
|
|
|
|
CDNClient.DepotChunk chunkData = null;
|
|
|
|
do
|
|
{
|
|
cts.Token.ThrowIfCancellationRequested();
|
|
|
|
CDNClient.Server connection = null;
|
|
|
|
try
|
|
{
|
|
connection = cdnPool.GetConnection(cts.Token);
|
|
|
|
DebugLog.WriteLine("ContentDownloader", "Authenticating connection to {0}", connection);
|
|
var cdnToken = await cdnPool.AuthenticateConnection(appId, depot.id, connection);
|
|
|
|
DebugLog.WriteLine("ContentDownloader", "Downloading chunk {0} from {1} with {2}", chunkID, connection, cdnPool.ProxyServer != null ? cdnPool.ProxyServer : "no proxy");
|
|
chunkData = await cdnPool.CDNClient.DownloadDepotChunkAsync(depot.id, data,
|
|
connection, cdnToken, depot.depotKey, proxyServer: cdnPool.ProxyServer).ConfigureAwait(false);
|
|
|
|
cdnPool.ReturnConnection(connection);
|
|
}
|
|
catch (TaskCanceledException)
|
|
{
|
|
Console.WriteLine("Connection timeout downloading chunk {0}", chunkID);
|
|
}
|
|
catch (SteamKitWebRequestException e)
|
|
{
|
|
cdnPool.ReturnBrokenConnection(connection);
|
|
|
|
if (e.StatusCode == HttpStatusCode.Unauthorized || e.StatusCode == HttpStatusCode.Forbidden)
|
|
{
|
|
Console.WriteLine("Encountered 401 for chunk {0}. Aborting.", chunkID);
|
|
break;
|
|
}
|
|
|
|
Console.WriteLine("Encountered error downloading chunk {0}: {1}", chunkID, e.StatusCode);
|
|
}
|
|
catch (OperationCanceledException)
|
|
{
|
|
break;
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
cdnPool.ReturnBrokenConnection(connection);
|
|
Console.WriteLine("Encountered unexpected error downloading chunk {0}: {1}", chunkID, e.Message);
|
|
}
|
|
} while (chunkData == null);
|
|
|
|
if (chunkData == null)
|
|
{
|
|
Console.WriteLine("Failed to find any server with chunk {0} for depot {1}. Aborting.", chunkID, depot.id);
|
|
cts.Cancel();
|
|
}
|
|
|
|
// Throw the cancellation exception if requested so that this task is marked failed
|
|
cts.Token.ThrowIfCancellationRequested();
|
|
|
|
try
|
|
{
|
|
await fileStreamData.fileLock.WaitAsync().ConfigureAwait(false);
|
|
|
|
fileStreamData.fileStream.Seek((long)chunkData.ChunkInfo.Offset, SeekOrigin.Begin);
|
|
await fileStreamData.fileStream.WriteAsync(chunkData.Data, 0, chunkData.Data.Length);
|
|
}
|
|
finally
|
|
{
|
|
fileStreamData.fileLock.Release();
|
|
}
|
|
|
|
var remainingChunks = Interlocked.Decrement(ref fileStreamData.chunksToDownload);
|
|
if (remainingChunks == 0)
|
|
{
|
|
fileStreamData.fileStream.Dispose();
|
|
fileStreamData.fileLock.Dispose();
|
|
}
|
|
|
|
ulong sizeDownloaded = 0;
|
|
lock (depotDownloadCounter)
|
|
{
|
|
sizeDownloaded = depotDownloadCounter.SizeDownloaded + (ulong)chunkData.Data.Length;
|
|
depotDownloadCounter.SizeDownloaded = sizeDownloaded;
|
|
depotDownloadCounter.DepotBytesCompressed += chunk.CompressedLength;
|
|
depotDownloadCounter.DepotBytesUncompressed += chunk.UncompressedLength;
|
|
}
|
|
|
|
lock (downloadCounter)
|
|
{
|
|
downloadCounter.TotalBytesCompressed += chunk.CompressedLength;
|
|
downloadCounter.TotalBytesUncompressed += chunk.UncompressedLength;
|
|
}
|
|
|
|
if (remainingChunks == 0)
|
|
{
|
|
var fileFinalPath = Path.Combine(depot.installDir, file.FileName);
|
|
Console.WriteLine("{0,6:#00.00}% {1}", (sizeDownloaded / (float)depotDownloadCounter.CompleteDownloadSize) * 100.0f, fileFinalPath);
|
|
}
|
|
}
|
|
|
|
static void DumpManifestToTextFile(DepotDownloadInfo depot, ProtoManifest manifest)
|
|
{
|
|
var txtManifest = Path.Combine(depot.installDir, $"manifest_{depot.id}_{depot.manifestId}.txt");
|
|
|
|
using (var sw = new StreamWriter(txtManifest))
|
|
{
|
|
sw.WriteLine($"Content Manifest for Depot {depot.id}");
|
|
sw.WriteLine();
|
|
sw.WriteLine($"Manifest ID / date : {depot.manifestId} / {manifest.CreationTime}");
|
|
|
|
int numFiles = 0, numChunks = 0;
|
|
ulong uncompressedSize = 0, compressedSize = 0;
|
|
|
|
foreach (var file in manifest.Files)
|
|
{
|
|
if (file.Flags.HasFlag(EDepotFileFlag.Directory))
|
|
continue;
|
|
|
|
numFiles++;
|
|
numChunks += file.Chunks.Count;
|
|
|
|
foreach (var chunk in file.Chunks)
|
|
{
|
|
uncompressedSize += chunk.UncompressedLength;
|
|
compressedSize += chunk.CompressedLength;
|
|
}
|
|
}
|
|
|
|
sw.WriteLine($"Total number of files : {numFiles}");
|
|
sw.WriteLine($"Total number of chunks : {numChunks}");
|
|
sw.WriteLine($"Total bytes on disk : {uncompressedSize}");
|
|
sw.WriteLine($"Total bytes compressed : {compressedSize}");
|
|
sw.WriteLine();
|
|
sw.WriteLine(" Size Chunks File SHA Flags Name");
|
|
|
|
foreach (var file in manifest.Files)
|
|
{
|
|
var sha1Hash = BitConverter.ToString(file.FileHash).Replace("-", "");
|
|
sw.WriteLine($"{file.TotalSize,14} {file.Chunks.Count,6} {sha1Hash} {file.Flags,5:D} {file.FileName}");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|