BililiveRecorder/BililiveRecorder.Cli/Program.cs
2022-06-08 00:58:08 +08:00

485 lines
21 KiB
C#

using System;
using System.Collections.Generic;
using System.CommandLine;
using System.CommandLine.NamingConventionBinder;
using System.IO;
using System.Linq;
using System.Net;
using System.Security.Authentication;
using System.Security.Cryptography;
using System.Security.Cryptography.X509Certificates;
using System.Text.RegularExpressions;
using System.Threading;
using System.Threading.Tasks;
using BililiveRecorder.Cli.Configure;
using BililiveRecorder.Core;
using BililiveRecorder.Core.Config;
using BililiveRecorder.Core.Config.V3;
using BililiveRecorder.DependencyInjection;
using BililiveRecorder.ToolBox;
using BililiveRecorder.Web;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Server.Kestrel.Core;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using Serilog;
using Serilog.Core;
using Serilog.Events;
using Serilog.Exceptions;
using Serilog.Formatting.Compact;
namespace BililiveRecorder.Cli
{
internal class Program
{
private static int Main(string[] args)
{
ServicePointManager.Expect100Continue = false;
var cmd_run = new Command("run", "Run BililiveRecorder in standard mode")
{
new Option<string?>(new []{ "--http-bind", "--bind", "-b" }, () => null, "Bind address for http service"),
new Option<string?>(new []{ "--http-basic-user" }, () => null, "Web interface username"),
new Option<string?>(new []{ "--http-basic-pass" }, () => null, "Web interface password"),
new Option<bool>(new []{ "--enable-file-browser" }, () => true, "Enable file browser located at '/file'"),
new Option<LogEventLevel>(new []{ "--loglevel", "--log", "-l" }, () => LogEventLevel.Information, "Minimal log level output to console"),
new Option<LogEventLevel>(new []{ "--logfilelevel", "--flog" }, () => LogEventLevel.Debug, "Minimal log level output to file"),
new Option<string?>(new []{ "--cert-pem-path", "--pem" }, "Path of the certificate pem file"),
new Option<string?>(new []{ "--cert-key-path", "--key" }, "Path of the certificate key file"),
new Option<string?>(new []{ "--cert-pfx-path", "--pfx" }, "Path of the certificate pfx file"),
new Option<string?>(new []{ "--cert-password"}, "Password of the certificate"),
new Argument<string>("path"),
};
cmd_run.AddAlias("r");
cmd_run.Handler = CommandHandler.Create<RunModeArguments>(RunConfigModeAsync);
var cmd_portable = new Command("portable", "Run BililiveRecorder in config-less mode")
{
new Option<string?>(new []{ "--http-bind", "--bind", "-b" }, () => null, "Bind address for http service"),
new Option<string?>(new []{ "--http-basic-user" }, () => null, "Web interface username"),
new Option<string?>(new []{ "--http-basic-pass" }, () => null, "Web interface password"),
new Option<bool>(new []{ "--enable-file-browser" }, () => true, "Enable file browser located at '/file'"),
new Option<LogEventLevel>(new []{ "--loglevel", "--log", "-l" }, () => LogEventLevel.Information, "Minimal log level output to console"),
new Option<LogEventLevel>(new []{ "--logfilelevel", "--flog" }, () => LogEventLevel.Debug, "Minimal log level output to file"),
new Option<string?>(new []{ "--cert-pem-path", "--pem" }, "Path of the certificate pem file"),
new Option<string?>(new []{ "--cert-key-path", "--key" }, "Path of the certificate key file"),
new Option<string?>(new []{ "--cert-pfx-path", "--pfx" }, "Path of the certificate pfx file"),
new Option<string?>(new []{ "--cert-password"}, "Password of the certificate"),
new Option<RecordMode>(new []{ "--record-mode", "--mode" }, () => RecordMode.Standard, "Recording mode"),
new Option<string>(new []{ "--cookie", "-c" }, "Cookie string for api requests"),
new Option<string>(new []{ "--filename", "-f" }, "File name format"),
new Option<PortableModeArguments.PortableDanmakuMode>(new []{ "--danmaku", "-d" }, "Flags for danmaku recording"),
new Option<string>("--webhook-url", "URL of webhoook"),
new Option<string>("--live-api-host"),
new Argument<string>("output-path"),
new Argument<int[]>("room-ids", () => Array.Empty<int>())
};
cmd_portable.AddAlias("p");
cmd_portable.Handler = CommandHandler.Create<PortableModeArguments>(RunPortableModeAsync);
var root = new RootCommand("A Stream Recorder For Bilibili Live")
{
cmd_run,
cmd_portable,
new ConfigureCommand(),
new ToolCommand()
};
return root.Invoke(args);
}
private static async Task<int> RunConfigModeAsync(RunModeArguments args)
{
var path = Path.GetFullPath(args.Path);
using var logger = BuildLogger(args.LogLevel, args.LogFileLevel);
Log.Logger = logger;
path = Path.GetFullPath(path);
var config = ConfigParser.LoadFrom(path);
if (config is null)
{
logger.Error("Initialize Error");
return -1;
}
config.Global.WorkDirectory = path;
var serviceProvider = BuildServiceProvider(config, logger);
return await RunRecorderAsync(serviceProvider, args);
}
private static async Task<int> RunPortableModeAsync(PortableModeArguments args)
{
using var logger = BuildLogger(args.LogLevel, args.LogFileLevel);
Log.Logger = logger;
var config = new ConfigV3()
{
DisableConfigSave = true,
};
{
var global = config.Global;
if (!string.IsNullOrWhiteSpace(args.Cookie))
global.Cookie = args.Cookie;
if (!string.IsNullOrWhiteSpace(args.LiveApiHost))
global.LiveApiHost = args.LiveApiHost;
if (!string.IsNullOrWhiteSpace(args.Filename))
global.FileNameRecordTemplate = args.Filename;
if (!string.IsNullOrWhiteSpace(args.WebhookUrl))
global.WebHookUrlsV2 = args.WebhookUrl;
global.RecordMode = args.RecordMode;
var danmaku = args.Danmaku;
global.RecordDanmaku = danmaku != PortableModeArguments.PortableDanmakuMode.None;
global.RecordDanmakuSuperChat = danmaku.HasFlag(PortableModeArguments.PortableDanmakuMode.SuperChat);
global.RecordDanmakuGuard = danmaku.HasFlag(PortableModeArguments.PortableDanmakuMode.Guard);
global.RecordDanmakuGift = danmaku.HasFlag(PortableModeArguments.PortableDanmakuMode.Gift);
global.RecordDanmakuRaw = danmaku.HasFlag(PortableModeArguments.PortableDanmakuMode.RawData);
global.WorkDirectory = Path.GetFullPath(args.OutputPath);
config.Rooms = args.RoomIds.Select(x => new RoomConfig { RoomId = x, AutoRecord = true }).ToList();
}
var serviceProvider = BuildServiceProvider(config, logger);
return await RunRecorderAsync(serviceProvider, args);
}
private static async Task<int> RunRecorderAsync(IServiceProvider serviceProvider, SharedArguments sharedArguments)
{
var logger = serviceProvider.GetRequiredService<ILogger>();
IRecorder recorderAccessProxy(IServiceProvider x) => serviceProvider.GetRequiredService<IRecorder>();
// recorder setup done
// check if web service required
IHost? host = null;
if (sharedArguments.HttpBind is null)
{
logger.Information("Web API not enabled");
}
else
{
host = new HostBuilder()
.UseSerilog(logger: logger)
.ConfigureServices(services =>
{
services.AddSingleton(recorderAccessProxy);
services.AddSingleton(new BililiveRecorderFileExplorerSettings(sharedArguments.EnableFileBrowser));
if (sharedArguments.HttpBasicUser is not null || sharedArguments.HttpBasicPass is not null)
{
services.AddSingleton(new BasicAuthCredential(sharedArguments.HttpBasicUser ?? string.Empty, sharedArguments.HttpBasicPass ?? string.Empty));
}
})
.ConfigureWebHost(webBuilder =>
{
webBuilder
.UseKestrel(option =>
{
(var scheme, var host, var port) = ParseBindArgument(sharedArguments.HttpBind, logger);
if (host.Equals("localhost", StringComparison.OrdinalIgnoreCase))
{
option.ListenLocalhost(port, ListenConfigure);
}
else if (IPAddress.TryParse(host, out var ip))
{
option.Listen(ip, port, ListenConfigure);
}
else
{
option.ListenAnyIP(port, ListenConfigure);
}
void ListenConfigure(ListenOptions listenOptions)
{
if (scheme == "https")
{
listenOptions.UseHttps(LoadCertificate(sharedArguments, logger) ?? GenerateSelfSignedCertificate(logger), https =>
{
https.SslProtocols = SslProtocols.Tls11 | SslProtocols.Tls12 | SslProtocols.Tls13;
});
}
}
})
.UseStartup<Startup>();
})
.Build();
}
ConsoleCancelEventHandler p = null!;
var cts = new CancellationTokenSource();
p = (sender, e) =>
{
logger.Information("Ctrl+C pressed. Exiting");
Console.CancelKeyPress -= p;
e.Cancel = true;
cts.Cancel();
};
Console.CancelKeyPress += p;
IRecorder? recorder = null;
try
{
var token = cts.Token;
if (host is not null)
{
try
{
await host.StartAsync(token);
}
catch (Exception ex)
{
logger.Fatal(ex, "Failed to start web server.");
return -1;
}
logger.Information("Web host started.");
recorder = serviceProvider.GetRequiredService<IRecorder>();
await Task.WhenAny(Task.Delay(-1, token), host.WaitForShutdownAsync()).ConfigureAwait(false);
logger.Information("Shutdown in progress.");
await host.StopAsync().ConfigureAwait(false);
}
else
{
recorder = serviceProvider.GetRequiredService<IRecorder>();
await Task.Delay(-1, token).ConfigureAwait(false);
}
}
finally
{
recorder?.Dispose();
// TODO 修复这里 Dispose 之后不会停止房间继续初始化
}
await Task.Delay(1000 * 3).ConfigureAwait(false);
return 0;
}
private static X509Certificate2? LoadCertificate(SharedArguments arguments, ILogger logger)
{
if (arguments.CertPfxPath is not null)
{
if (arguments.CertPemPath is not null || arguments.CertKeyPath is not null)
{
logger.Warning("Both cert-pfx and cert-pem/cert-key are specified. Using cert-pfx.");
}
if (!File.Exists(arguments.CertPfxPath))
{
logger.Error("Certificate file {Path} not found.", arguments.CertPfxPath);
return null;
}
return new X509Certificate2(arguments.CertPfxPath, arguments.CertPassword);
}
else if (arguments.CertPemPath is not null || arguments.CertKeyPath is not null)
{
if (arguments.CertPemPath is null)
{
logger.Error("Certificate PEM file not specified.");
return null;
}
if (arguments.CertKeyPath is null)
{
logger.Error("Certificate key file not specified.");
return null;
}
if (!File.Exists(arguments.CertPemPath))
{
logger.Error("Certificate PEM file {Path} not found.", arguments.CertPemPath);
return null;
}
if (!File.Exists(arguments.CertKeyPath))
{
logger.Error("Certificate key file {Path} not found.", arguments.CertKeyPath);
return null;
}
var cert = arguments.CertPassword is null
? X509Certificate2.CreateFromPemFile(arguments.CertPemPath, arguments.CertKeyPath)
: X509Certificate2.CreateFromEncryptedPemFile(arguments.CertPemPath, arguments.CertPassword, arguments.CertKeyPath);
return new X509Certificate2(cert.Export(X509ContentType.Pfx));
}
else
{
logger.Debug("No certificate specified.");
return null;
}
}
private static X509Certificate2 GenerateSelfSignedCertificate(ILogger logger)
{
logger.Warning("使用录播姬生成的自签名证书");
var firstDayofCurrentYear = new DateTimeOffset(DateTime.Now.Year, 1, 1, 0, 0, 0, TimeSpan.Zero);
X509Certificate2? CA = null;
try
{
{
using var key = RSA.Create();
var req = new CertificateRequest("CN=自签名证书,每次启动都会重新生成", key, HashAlgorithmName.SHA256, RSASignaturePadding.Pkcs1);
req.CertificateExtensions.Add(new X509BasicConstraintsExtension(true, false, 0, false));
CA = new X509Certificate2(req.CreateSelfSigned(firstDayofCurrentYear, firstDayofCurrentYear.AddYears(10)).Export(X509ContentType.Pfx));
}
{
using var key = RSA.Create();
var req = new CertificateRequest("CN=B站录播姬", key, HashAlgorithmName.SHA256, RSASignaturePadding.Pkcs1);
var subjectAltName = new SubjectAlternativeNameBuilder();
subjectAltName.AddDnsName("BililiveRecorder");
subjectAltName.AddDnsName("localhost");
subjectAltName.AddIpAddress(IPAddress.Loopback);
subjectAltName.AddIpAddress(IPAddress.IPv6Loopback);
subjectAltName.AddDnsName("*.nip.io");
subjectAltName.AddDnsName("*.sslip.io");
req.CertificateExtensions.Add(subjectAltName.Build());
using var cert = req.Create(CA, firstDayofCurrentYear, firstDayofCurrentYear.AddYears(10), "BililiveRecorder".Select(x => (byte)x).ToArray());
using var withPrivateKey = cert.CopyWithPrivateKey(key);
return new X509Certificate2(withPrivateKey.Export(X509ContentType.Pfx));
}
}
finally
{
CA?.Dispose();
}
}
private static (string schema, string host, int port) ParseBindArgument(string bind, ILogger logger)
{
if (int.TryParse(bind, out var value))
{
// 只传入了一个端口号
return ("http", "localhost", value);
}
var match = Regex.Match(bind, @"^(?<schema>https?):\/\/(?<host>[^\:\/\?\#]+)(?:\:(?<port>\d+))?(?:\/.*)?$", RegexOptions.Singleline | RegexOptions.CultureInvariant, TimeSpan.FromSeconds(5));
if (match.Success)
{
var schema = match.Groups["schema"].Value.ToLower();
var host = match.Groups["host"].Value;
var port = match.Groups["port"].Success ? int.Parse(match.Groups["port"].Value) : 2356;
return (schema, host, port);
}
else
{
logger.Warning("侦听参数解析失败,使用默认值 {DefaultBindLocation}", "http://localhost:2356");
return ("http", "localhost", 2356);
}
}
private static IServiceProvider BuildServiceProvider(ConfigV3 config, ILogger logger) => new ServiceCollection()
.AddSingleton(logger)
.AddFlv()
.AddRecorderConfig(config)
.AddRecorder()
.BuildServiceProvider();
private static Logger BuildLogger(LogEventLevel logLevel, LogEventLevel logFileLevel)
{
var logFilePath = Environment.GetEnvironmentVariable("BILILIVERECORDER_LOG_FILE_PATH");
if (string.IsNullOrWhiteSpace(logFilePath))
logFilePath = Path.Combine(AppContext.BaseDirectory, "logs", "bilirec.txt");
return new LoggerConfiguration()
.MinimumLevel.Verbose()
.Enrich.WithProcessId()
.Enrich.WithThreadId()
.Enrich.WithThreadName()
.Enrich.FromLogContext()
.Enrich.WithExceptionDetails()
.Destructure.AsScalar<IPAddress>()
.Destructure.ByTransforming<Flv.Xml.XmlFlvFile.XmlFlvFileMeta>(x => new
{
x.Version,
x.ExportTime,
x.FileSize,
x.FileCreationTime,
x.FileModificationTime,
})
.WriteTo.Console(restrictedToMinimumLevel: logLevel, outputTemplate: "[{Timestamp:HH:mm:ss} {Level:u3}] [{RoomId}] {Message:lj}{NewLine}{Exception}")
.WriteTo.File(new CompactJsonFormatter(), logFilePath, restrictedToMinimumLevel: logFileLevel, shared: true, rollingInterval: RollingInterval.Day, rollOnFileSizeLimit: true)
.CreateLogger();
}
public abstract class SharedArguments
{
public LogEventLevel LogLevel { get; set; } = LogEventLevel.Information;
public LogEventLevel LogFileLevel { get; set; } = LogEventLevel.Information;
public string? HttpBind { get; set; } = null;
public string? HttpBasicUser { get; set; } = null;
public string? HttpBasicPass { get; set; } = null;
public bool EnableFileBrowser { get; set; }
public string? CertPemPath { get; set; } = null;
public string? CertKeyPath { get; set; } = null;
public string? CertPfxPath { get; set; } = null;
public string? CertPassword { get; set; } = null;
}
public sealed class RunModeArguments : SharedArguments
{
public string Path { get; set; } = string.Empty;
}
public sealed class PortableModeArguments : SharedArguments
{
public RecordMode RecordMode { get; set; } = RecordMode.Standard;
public string OutputPath { get; set; } = string.Empty;
public string? Cookie { get; set; }
public string? LiveApiHost { get; set; }
public string? Filename { get; set; }
public string? WebhookUrl { get; set; }
public PortableDanmakuMode Danmaku { get; set; }
public IEnumerable<int> RoomIds { get; set; } = Enumerable.Empty<int>();
[Flags]
public enum PortableDanmakuMode
{
None = 0,
Danmaku = 1 << 0,
SuperChat = 1 << 1,
Guard = 1 << 2,
Gift = 1 << 3,
RawData = 1 << 4,
All = Danmaku | SuperChat | Guard | Gift | RawData
}
}
}
}