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@ -1,11 +1,9 @@
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using System;
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using System.Collections.Concurrent;
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using System.Collections.Generic;
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using System.Linq;
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using System.Threading;
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using NLog;
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using NzbDrone.Common;
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using NzbDrone.Common.Cache;
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using NzbDrone.Common.EnsureThat;
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using NzbDrone.Common.Serializer;
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using NzbDrone.Core.Lifecycle;
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@ -35,20 +33,17 @@ namespace NzbDrone.Core.Messaging.Commands
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private readonly IServiceFactory _serviceFactory;
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private readonly Logger _logger;
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private readonly ICached<CommandModel> _commandCache;
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private readonly BlockingCollection<CommandModel> _commandQueue;
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private readonly CommandQueue _commandQueue;
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public CommandQueueManager(ICommandRepository repo,
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IServiceFactory serviceFactory,
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ICacheManager cacheManager,
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Logger logger)
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{
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_repo = repo;
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_serviceFactory = serviceFactory;
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_logger = logger;
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_commandCache = cacheManager.GetCache<CommandModel>(GetType());
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_commandQueue = new BlockingCollection<CommandModel>(new CommandQueue());
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_commandQueue = new CommandQueue();
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}
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public List<CommandModel> PushMany<TCommand>(List<TCommand> commands) where TCommand : Command
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@ -56,8 +51,7 @@ namespace NzbDrone.Core.Messaging.Commands
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_logger.Trace("Publishing {0} commands", commands.Count);
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var commandModels = new List<CommandModel>();
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var existingCommands = _commandCache.Values.Where(q => q.Status == CommandStatus.Queued ||
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q.Status == CommandStatus.Started).ToList();
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var existingCommands = _commandQueue.QueuedOrStarted();
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foreach (var command in commands)
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{
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@ -86,7 +80,6 @@ namespace NzbDrone.Core.Messaging.Commands
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foreach (var commandModel in commandModels)
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{
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_commandCache.Set(commandModel.Id.ToString(), commandModel);
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_commandQueue.Add(commandModel);
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}
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@ -124,7 +117,6 @@ namespace NzbDrone.Core.Messaging.Commands
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_logger.Trace("Inserting new command: {0}", commandModel.Name);
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_repo.Insert(commandModel);
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_commandCache.Set(commandModel.Id.ToString(), commandModel);
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_commandQueue.Add(commandModel);
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return commandModel;
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@ -146,28 +138,31 @@ namespace NzbDrone.Core.Messaging.Commands
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public CommandModel Get(int id)
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{
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return _commandCache.Get(id.ToString(), () => FindCommand(_repo.Get(id)));
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var command = _commandQueue.Find(id);
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if (command == null)
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{
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command = _repo.Get(id);
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}
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return command;
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}
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public List<CommandModel> GetStarted()
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{
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_logger.Trace("Getting started commands");
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return _commandCache.Values.Where(c => c.Status == CommandStatus.Started).ToList();
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return _commandQueue.All().Where(c => c.Status == CommandStatus.Started).ToList();
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}
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public void SetMessage(CommandModel command, string message)
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{
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command.Message = message;
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_commandCache.Set(command.Id.ToString(), command);
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}
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public void Start(CommandModel command)
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{
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command.StartedAt = DateTime.UtcNow;
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command.Status = CommandStatus.Started;
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// Marks the command as started in the DB, the queue takes care of marking it as started on it's own
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_logger.Trace("Marking command as started: {0}", command.Name);
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_commandCache.Set(command.Id.ToString(), command);
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_repo.Start(command);
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}
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@ -195,12 +190,11 @@ namespace NzbDrone.Core.Messaging.Commands
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{
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_logger.Trace("Cleaning up old commands");
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var old = _commandCache.Values.Where(c => c.EndedAt < DateTime.UtcNow.AddMinutes(-5));
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var commands = _commandQueue.All()
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.Where(c => c.EndedAt < DateTime.UtcNow.AddMinutes(-5))
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.ToList();
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foreach (var command in old)
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{
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_commandCache.Remove(command.Id.ToString());
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}
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_commandQueue.RemoveMany(commands);
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_repo.Trim();
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}
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@ -215,18 +209,6 @@ namespace NzbDrone.Core.Messaging.Commands
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return Json.Deserialize("{}", commandType);
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}
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private CommandModel FindCommand(CommandModel command)
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{
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var cachedCommand = _commandCache.Find(command.Id.ToString());
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if (cachedCommand != null)
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{
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command.Message = cachedCommand.Message;
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}
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return command;
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}
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private void Update(CommandModel command, CommandStatus status, string message)
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{
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SetMessage(command, message);
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@ -236,15 +218,14 @@ namespace NzbDrone.Core.Messaging.Commands
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command.Status = status;
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_logger.Trace("Updating command status");
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_commandCache.Set(command.Id.ToString(), command);
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_repo.End(command);
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}
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private List<CommandModel> QueuedOrStarted(string name)
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{
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return _commandCache.Values.Where(q => q.Name == name &&
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(q.Status == CommandStatus.Queued ||
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q.Status == CommandStatus.Started)).ToList();
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return _commandQueue.QueuedOrStarted()
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.Where(q => q.Name == name)
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.ToList();
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}
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public void Handle(ApplicationStartedEvent message)
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Qstick
6 years ago