111 lines
4.1 KiB
C#
111 lines
4.1 KiB
C#
using SharedLibraryCore;
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using SharedLibraryCore.Interfaces;
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using System;
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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.Threading.Tasks;
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namespace IW4MAdmin.Application.IO
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{
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class GameLogReader : IGameLogReader
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{
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IEventParser Parser;
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readonly string LogFile;
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private bool? ignoreBots;
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public long Length => new FileInfo(LogFile).Length;
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public int UpdateInterval => 300;
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public GameLogReader(string logFile, IEventParser parser)
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{
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LogFile = logFile;
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Parser = parser;
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}
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public async Task<ICollection<GameEvent>> ReadEventsFromLog(Server server, long fileSizeDiff, long startPosition)
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{
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if (!ignoreBots.HasValue)
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{
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ignoreBots = server.Manager.GetApplicationSettings().Configuration().IgnoreBots;
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}
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// allocate the bytes for the new log lines
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List<string> logLines = new List<string>();
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// open the file as a stream
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using (var rd = new StreamReader(new FileStream(LogFile, FileMode.Open, FileAccess.Read, FileShare.ReadWrite), Utilities.EncodingType))
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{
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// take the old start position and go back the number of new characters
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rd.BaseStream.Seek(-fileSizeDiff, SeekOrigin.End);
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string newLine;
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while (!string.IsNullOrEmpty(newLine = await rd.ReadLineAsync()))
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{
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logLines.Add(newLine);
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}
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}
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List<GameEvent> events = new List<GameEvent>();
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// parse each line
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foreach (string eventLine in logLines)
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{
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if (eventLine.Length > 0)
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{
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try
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{
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var gameEvent = Parser.GenerateGameEvent(eventLine);
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// we don't want to add the event if ignoreBots is on and the event comes from a bot
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if (!ignoreBots.Value || (ignoreBots.Value && !((gameEvent.Origin?.IsBot ?? false) || (gameEvent.Target?.IsBot ?? false))))
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{
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gameEvent.Owner = server;
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if ((gameEvent.RequiredEntity & GameEvent.EventRequiredEntity.Origin) == GameEvent.EventRequiredEntity.Origin && gameEvent.Origin.NetworkId != 1)
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{
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gameEvent.Origin = server.GetClientsAsList().First(_client => _client.NetworkId == gameEvent.Origin?.NetworkId);
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}
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if ((gameEvent.RequiredEntity & GameEvent.EventRequiredEntity.Target) == GameEvent.EventRequiredEntity.Target)
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{
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gameEvent.Target = server.GetClientsAsList().First(_client => _client.NetworkId == gameEvent.Target?.NetworkId);
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}
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if (gameEvent.Origin != null)
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{
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gameEvent.Origin.CurrentServer = server;
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}
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if (gameEvent.Target != null)
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{
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gameEvent.Target.CurrentServer = server;
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}
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events.Add(gameEvent);
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}
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}
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catch (InvalidOperationException)
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{
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if (!ignoreBots.Value)
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{
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server.Logger.WriteWarning("Could not find client in client list when parsing event line");
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server.Logger.WriteDebug(eventLine);
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}
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}
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catch (Exception e)
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{
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server.Logger.WriteWarning("Could not properly parse event line");
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server.Logger.WriteDebug(e.Message);
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server.Logger.WriteDebug(eventLine);
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}
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}
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}
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return events;
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}
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}
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}
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