76 lines
2.6 KiB
C#
76 lines
2.6 KiB
C#
using IW4MAdmin.Application.API.GameLogServer;
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using RestEase;
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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.Linq;
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using System.Threading.Tasks;
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using Microsoft.Extensions.Logging;
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using ILogger = Microsoft.Extensions.Logging.ILogger;
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namespace IW4MAdmin.Application.IO
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{
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/// <summary>
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/// provides capability of reading log files over HTTP
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/// </summary>
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class GameLogReaderHttp : IGameLogReader
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{
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private readonly IEventParser _eventParser;
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private readonly IGameLogServer _logServerApi;
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private readonly ILogger _logger;
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private readonly string _safeLogPath;
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private string lastKey = "next";
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public GameLogReaderHttp(Uri[] gameLogServerUris, IEventParser parser, ILogger<GameLogReaderHttp> logger)
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{
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_eventParser = parser;
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_logServerApi = RestClient.For<IGameLogServer>(gameLogServerUris[0].ToString());
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_safeLogPath = gameLogServerUris[1].LocalPath.ToBase64UrlSafeString();
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_logger = logger;
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}
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public long Length => -1;
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public int UpdateInterval => 500;
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public async Task<IEnumerable<GameEvent>> ReadEventsFromLog(long fileSizeDiff, long startPosition, Server server = null)
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{
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var events = new List<GameEvent>();
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var response = await _logServerApi.Log(_safeLogPath, lastKey);
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lastKey = response.NextKey;
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if (!response.Success && string.IsNullOrEmpty(lastKey))
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{
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_logger.LogError("Could not get log server info of {logPath}", _safeLogPath);
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return events;
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}
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else if (!string.IsNullOrWhiteSpace(response.Data))
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{
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// parse each line
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var lines = response.Data
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.Split(Environment.NewLine)
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.Where(_line => _line.Length > 0);
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foreach (string eventLine in lines)
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{
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try
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{
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// this trim end should hopefully fix the nasty runaway regex
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var gameEvent = _eventParser.GenerateGameEvent(eventLine.TrimEnd('\r'));
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events.Add(gameEvent);
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}
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catch (Exception e)
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{
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_logger.LogError(e, "Could not properly parse event line from http {eventLine}", 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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