示例#1
0
                #pragma warning restore CA1506

        /// <inheritdoc />
        public async Task <ISessionController> Reattach(ReattachInformation reattachInformation, CancellationToken cancellationToken)
        {
            if (reattachInformation == null)
            {
                throw new ArgumentNullException(nameof(reattachInformation));
            }

            SessionController result    = null;
            var basePath                = reattachInformation.IsPrimary ? reattachInformation.Dmb.PrimaryDirectory : reattachInformation.Dmb.SecondaryDirectory;
            var chatJsonTrackingContext = await chat.TrackJsons(basePath, reattachInformation.ChatChannelsJson, reattachInformation.ChatCommandsJson, cancellationToken).ConfigureAwait(false);

            try
            {
                var byondLock = await byond.UseExecutables(Version.Parse(reattachInformation.Dmb.CompileJob.ByondVersion), cancellationToken).ConfigureAwait(false);

                try
                {
                    var context = new CommContext(ioManager, loggerFactory.CreateLogger <CommContext>(), basePath, reattachInformation.ServerCommandsJson);
                    try
                    {
                        var process = processExecutor.GetProcess(reattachInformation.ProcessId);

                        if (process != null)
                        {
                            try
                            {
                                networkPromptReaper.RegisterProcess(process);
                                result = new SessionController(reattachInformation, process, byondLock, byondTopicSender, chatJsonTrackingContext, context, chat, loggerFactory.CreateLogger <SessionController>(), null, null);

                                process   = null;
                                context   = null;
                                byondLock = null;
                                chatJsonTrackingContext = null;
                            }
                            finally
                            {
                                process?.Dispose();
                            }
                        }
                    }
                    finally
                    {
                        context?.Dispose();
                    }
                }
                finally
                {
                    byondLock?.Dispose();
                }
            }
            finally
            {
                chatJsonTrackingContext?.Dispose();
            }

            return(result);
        }
        /// <inheritdoc />
                #pragma warning disable CA1506 // TODO: Decomplexify
        public async Task <ISessionController> LaunchNew(DreamDaemonLaunchParameters launchParameters, IDmbProvider dmbProvider, IByondExecutableLock currentByondLock, bool primaryPort, bool primaryDirectory, bool apiValidate, CancellationToken cancellationToken)
        {
            var portToUse = primaryPort ? launchParameters.PrimaryPort : launchParameters.SecondaryPort;

            if (!portToUse.HasValue)
            {
                throw new InvalidOperationException("Given port is null!");
            }
            var accessIdentifier = cryptographySuite.GetSecureString();

            const string JsonPostfix = "tgs.json";

            var basePath = primaryDirectory ? dmbProvider.PrimaryDirectory : dmbProvider.SecondaryDirectory;

            // delete all previous tgs json files
            var files = await ioManager.GetFilesWithExtension(basePath, JsonPostfix, cancellationToken).ConfigureAwait(false);

            await Task.WhenAll(files.Select(x => ioManager.DeleteFile(x, cancellationToken))).ConfigureAwait(false);

            // i changed this back from guids, hopefully i don't regret that
            string JsonFile(string name) => String.Format(CultureInfo.InvariantCulture, "{0}.{1}", name, JsonPostfix);

            var securityLevelToUse = launchParameters.SecurityLevel.Value;

            switch (dmbProvider.CompileJob.MinimumSecurityLevel)
            {
            case DreamDaemonSecurity.Ultrasafe:
                break;

            case DreamDaemonSecurity.Safe:
                if (securityLevelToUse == DreamDaemonSecurity.Ultrasafe)
                {
                    securityLevelToUse = DreamDaemonSecurity.Safe;
                }
                break;

            case DreamDaemonSecurity.Trusted:
                securityLevelToUse = DreamDaemonSecurity.Trusted;
                break;

            default:
                throw new InvalidOperationException(String.Format(CultureInfo.InvariantCulture, "Invalid DreamDaemonSecurity value: {0}", dmbProvider.CompileJob.MinimumSecurityLevel));
            }

            // setup interop files
            var interopInfo = new JsonFile
            {
                AccessIdentifier   = accessIdentifier,
                ApiValidateOnly    = apiValidate,
                ChatChannelsJson   = JsonFile("chat_channels"),
                ChatCommandsJson   = JsonFile("chat_commands"),
                ServerCommandsJson = JsonFile("server_commands"),
                InstanceName       = instance.Name,
                SecurityLevel      = securityLevelToUse,
                Revision           = new Api.Models.Internal.RevisionInformation
                {
                    CommitSha       = dmbProvider.CompileJob.RevisionInformation.CommitSha,
                    OriginCommitSha = dmbProvider.CompileJob.RevisionInformation.OriginCommitSha
                }
            };

            interopInfo.TestMerges.AddRange(dmbProvider.CompileJob.RevisionInformation.ActiveTestMerges.Select(x => x.TestMerge).Select(x => new Interop.TestMerge(x, interopInfo.Revision)));

            var interopJsonFile = JsonFile("interop");

            var interopJson = JsonConvert.SerializeObject(interopInfo, new JsonSerializerSettings
            {
                ContractResolver      = new CamelCasePropertyNamesContractResolver(),
                ReferenceLoopHandling = ReferenceLoopHandling.Ignore
            });

            var chatJsonTrackingTask = chat.TrackJsons(basePath, interopInfo.ChatChannelsJson, interopInfo.ChatCommandsJson, cancellationToken);

            await ioManager.WriteAllBytes(ioManager.ConcatPath(basePath, interopJsonFile), Encoding.UTF8.GetBytes(interopJson), cancellationToken).ConfigureAwait(false);

            var chatJsonTrackingContext = await chatJsonTrackingTask.ConfigureAwait(false);

            try
            {
                // get the byond lock
                var byondLock = currentByondLock ?? await byond.UseExecutables(Version.Parse(dmbProvider.CompileJob.ByondVersion), cancellationToken).ConfigureAwait(false);

                try
                {
                    // create interop context
                    var context = new CommContext(ioManager, loggerFactory.CreateLogger <CommContext>(), basePath, interopInfo.ServerCommandsJson);
                    try
                    {
                        // set command line options
                        // more sanitization here cause it uses the same scheme
                        var parameters = String.Format(CultureInfo.InvariantCulture, "{2}={0}&{3}={1}", byondTopicSender.SanitizeString(application.Version.ToString()), byondTopicSender.SanitizeString(interopJsonFile), byondTopicSender.SanitizeString(Constants.DMParamHostVersion), byondTopicSender.SanitizeString(Constants.DMParamInfoJson));

                        var visibility = apiValidate ? "invisible" : "public";

                        // important to run on all ports to allow port changing
                        var arguments = String.Format(CultureInfo.InvariantCulture, "{0} -port {1} -ports 1-65535 {2}-close -{3} -{5} -public -params \"{4}\"",
                                                      dmbProvider.DmbName,
                                                      primaryPort ? launchParameters.PrimaryPort : launchParameters.SecondaryPort,
                                                      launchParameters.AllowWebClient.Value ? "-webclient " : String.Empty,
                                                      SecurityWord(securityLevelToUse),
                                                      parameters,
                                                      visibility);

                        // See https://github.com/tgstation/tgstation-server/issues/719
                        var noShellExecute = !platformIdentifier.IsWindows;

                        // launch dd
                        var process = processExecutor.LaunchProcess(byondLock.DreamDaemonPath, basePath, arguments, noShellExecute: noShellExecute);
                        try
                        {
                            networkPromptReaper.RegisterProcess(process);

                            // return the session controller for it
                            var result = new SessionController(new ReattachInformation
                            {
                                AccessIdentifier = accessIdentifier,
                                Dmb                = dmbProvider,
                                IsPrimary          = primaryDirectory,
                                Port               = portToUse.Value,
                                ProcessId          = process.Id,
                                ChatChannelsJson   = interopInfo.ChatChannelsJson,
                                ChatCommandsJson   = interopInfo.ChatCommandsJson,
                                ServerCommandsJson = interopInfo.ServerCommandsJson,
                            }, process, byondLock, byondTopicSender, chatJsonTrackingContext, context, chat, loggerFactory.CreateLogger <SessionController>(), launchParameters.SecurityLevel, launchParameters.StartupTimeout);

                            // writeback launch parameter's fixed security level
                            launchParameters.SecurityLevel = securityLevelToUse;

                            return(result);
                        }
                        catch
                        {
                            process.Dispose();
                            throw;
                        }
                    }
                    catch
                    {
                        context.Dispose();
                        throw;
                    }
                }
                catch
                {
                    if (currentByondLock == null)
                    {
                        byondLock.Dispose();
                    }
                    throw;
                }
            }
            catch
            {
                chatJsonTrackingContext.Dispose();
                throw;
            }
        }