Fixed timing issue allowing multiple instances of the same command to be queued

This commit is contained in:
Taloth Saldono 2020-05-03 16:33:52 +02:00
parent c8d2fcb223
commit 013c46d266
1 changed files with 26 additions and 23 deletions

View File

@ -96,32 +96,35 @@ namespace NzbDrone.Core.Messaging.Commands
_logger.Trace("Publishing {0}", command.Name); _logger.Trace("Publishing {0}", command.Name);
_logger.Trace("Checking if command is queued or started: {0}", command.Name); _logger.Trace("Checking if command is queued or started: {0}", command.Name);
var existingCommands = QueuedOrStarted(command.Name); lock (_commandQueue)
var existing = existingCommands.SingleOrDefault(c => CommandEqualityComparer.Instance.Equals(c.Body, command));
if (existing != null)
{ {
_logger.Trace("Command is already in progress: {0}", command.Name); var existingCommands = QueuedOrStarted(command.Name);
var existing = existingCommands.FirstOrDefault(c => CommandEqualityComparer.Instance.Equals(c.Body, command));
return existing; if (existing != null)
{
_logger.Trace("Command is already in progress: {0}", command.Name);
return existing;
}
var commandModel = new CommandModel
{
Name = command.Name,
Body = command,
QueuedAt = DateTime.UtcNow,
Trigger = trigger,
Priority = priority,
Status = CommandStatus.Queued
};
_logger.Trace("Inserting new command: {0}", commandModel.Name);
_repo.Insert(commandModel);
_commandQueue.Add(commandModel);
return commandModel;
} }
var commandModel = new CommandModel
{
Name = command.Name,
Body = command,
QueuedAt = DateTime.UtcNow,
Trigger = trigger,
Priority = priority,
Status = CommandStatus.Queued
};
_logger.Trace("Inserting new command: {0}", commandModel.Name);
_repo.Insert(commandModel);
_commandQueue.Add(commandModel);
return commandModel;
} }
public CommandModel Push(string commandName, DateTime? lastExecutionTime, CommandPriority priority = CommandPriority.Normal, CommandTrigger trigger = CommandTrigger.Unspecified) public CommandModel Push(string commandName, DateTime? lastExecutionTime, CommandPriority priority = CommandPriority.Normal, CommandTrigger trigger = CommandTrigger.Unspecified)