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| 1 | +using QAToolKit.Core.Helpers; |
| 2 | +using System; |
| 3 | +using System.Collections.Generic; |
| 4 | +using System.Diagnostics; |
| 5 | +using System.Globalization; |
| 6 | +using System.IO; |
| 7 | +using System.Text; |
| 8 | +using System.Text.RegularExpressions; |
| 9 | +using System.Threading.Tasks; |
| 10 | + |
| 11 | +namespace QAToolKit.Engine.Bombardier |
| 12 | +{ |
| 13 | + public class BombardierTestsRunner |
| 14 | + { |
| 15 | + private readonly IList<BombardierTest> _bombardierTests; |
| 16 | + |
| 17 | + public BombardierTestsRunner(IList<BombardierTest> bombardierTests) |
| 18 | + { |
| 19 | + _bombardierTests = bombardierTests; |
| 20 | + } |
| 21 | + |
| 22 | + public async Task<IList<BombardierResult>> Run() |
| 23 | + { |
| 24 | + var bombardierResult = new List<BombardierResult>(); |
| 25 | + |
| 26 | + foreach (var test in _bombardierTests) |
| 27 | + { |
| 28 | + bombardierResult.Add(await Run(test.Command)); |
| 29 | + } |
| 30 | + |
| 31 | + return bombardierResult; |
| 32 | + } |
| 33 | + |
| 34 | + private async Task<BombardierResult> Run(string testCommand) |
| 35 | + { |
| 36 | + var indexOfDelimiter = testCommand.IndexOf("-m"); |
| 37 | + var bombardierExecutable = testCommand |
| 38 | + .Substring(0, indexOfDelimiter - 1); |
| 39 | + var bombardierArguments = testCommand |
| 40 | + .Substring(indexOfDelimiter, testCommand.Length - indexOfDelimiter) |
| 41 | + .Replace(Environment.NewLine, "") |
| 42 | + .Trim(); |
| 43 | + |
| 44 | + var bombardrierOutput = new StringBuilder(); |
| 45 | + |
| 46 | + using (var process = new Process()) |
| 47 | + { |
| 48 | + process.StartInfo = new ProcessStartInfo |
| 49 | + { |
| 50 | + FileName = bombardierExecutable, |
| 51 | + RedirectStandardOutput = true, |
| 52 | + CreateNoWindow = true, |
| 53 | + Arguments = bombardierArguments |
| 54 | + }; |
| 55 | + |
| 56 | + process.Start(); |
| 57 | + |
| 58 | + while (!process.StandardOutput.EndOfStream) |
| 59 | + { |
| 60 | + bombardrierOutput.AppendLine(await process.StandardOutput.ReadLineAsync()); |
| 61 | + } |
| 62 | + |
| 63 | + process.WaitForExit(); |
| 64 | + } |
| 65 | + |
| 66 | + //Delete temp files |
| 67 | + DeleteBodyFile(bombardierArguments); |
| 68 | + |
| 69 | + var parsedBombardierOutput = ParseOutput(bombardrierOutput, bombardierArguments); |
| 70 | + |
| 71 | + return parsedBombardierOutput; |
| 72 | + } |
| 73 | + |
| 74 | + private void DeleteBodyFile(string arguments) |
| 75 | + { |
| 76 | + try |
| 77 | + { |
| 78 | + var file = StringHelper.Between(arguments, "-f \"", "\""); |
| 79 | + |
| 80 | + if (string.IsNullOrEmpty(file) && File.Exists(file)) |
| 81 | + { |
| 82 | + File.Delete(file); |
| 83 | + } |
| 84 | + } |
| 85 | + catch { } |
| 86 | + } |
| 87 | + |
| 88 | + private BombardierResult ParseOutput(StringBuilder sb, string command) |
| 89 | + { |
| 90 | + try |
| 91 | + { |
| 92 | + var results = new BombardierResult(); |
| 93 | + |
| 94 | + var str = sb.ToString(); |
| 95 | + |
| 96 | + results.Command = command; |
| 97 | + results.Counter1xx = Convert.ToInt32(StringHelper.RemoveAllNonNumericChars(StringHelper.Between(str, "1xx - ", ","))); |
| 98 | + results.Counter2xx = Convert.ToInt32(StringHelper.RemoveAllNonNumericChars(StringHelper.Between(str, "2xx - ", ","))); |
| 99 | + results.Counter3xx = Convert.ToInt32(StringHelper.RemoveAllNonNumericChars(StringHelper.Between(str, "3xx - ", ","))); |
| 100 | + results.Counter4xx = Convert.ToInt32(StringHelper.RemoveAllNonNumericChars(StringHelper.Between(str, "4xx - ", ","))); |
| 101 | + results.Counter5xx = Convert.ToInt32(StringHelper.RemoveAllNonNumericChars(StringHelper.Between(str, "5xx - ", " "))); |
| 102 | + |
| 103 | + var reqsPerSec = StringHelper.ReplaceMultipleSpacesWithOne(StringHelper.Between(str, "Reqs/sec", Environment.NewLine).TrimStart().TrimEnd()).Split(' '); |
| 104 | + |
| 105 | + CultureInfo cultures = new CultureInfo("en-US"); |
| 106 | + results.AverageRequestsPerSecond = Convert.ToDecimal(reqsPerSec[0], cultures); |
| 107 | + results.StdevRequestsPerSecond = Convert.ToDecimal(reqsPerSec[1], cultures); |
| 108 | + results.MaxRequestsPerSecond = Convert.ToDecimal(reqsPerSec[2], cultures); |
| 109 | + |
| 110 | + var latencies = StringHelper.ReplaceMultipleSpacesWithOne(StringHelper.Between(str, "Latency ", Environment.NewLine).TrimStart().TrimEnd()).Split(' '); |
| 111 | + |
| 112 | + results.AverageLatency = GetLatencyMiliseconds(latencies[0]); |
| 113 | + results.StdevLatency = GetLatencyMiliseconds(latencies[1]); |
| 114 | + results.MaxLatency = GetLatencyMiliseconds(latencies[2]); |
| 115 | + |
| 116 | + return results; |
| 117 | + } |
| 118 | + catch |
| 119 | + { |
| 120 | + throw; |
| 121 | + } |
| 122 | + } |
| 123 | + |
| 124 | + private decimal GetLatencyMiliseconds(string latency) |
| 125 | + { |
| 126 | + CultureInfo cultures = new CultureInfo("en-US"); |
| 127 | + var digitString = Regex.Match(latency, @"\d+.\d+"); |
| 128 | + var unitString = Regex.Replace(latency, @"\d+.\d+", ""); |
| 129 | + decimal digit; |
| 130 | + |
| 131 | + switch (unitString) |
| 132 | + { |
| 133 | + case "s": |
| 134 | + digit = Convert.ToDecimal(digitString.Value, cultures) * 1000; |
| 135 | + break; |
| 136 | + case "ms": |
| 137 | + digit = Convert.ToDecimal(digitString.Value, cultures); |
| 138 | + break; |
| 139 | + case "us": |
| 140 | + digit = Convert.ToDecimal(digitString.Value, cultures) / 1000; |
| 141 | + break; |
| 142 | + default: |
| 143 | + digit = Convert.ToDecimal(digitString.Value, cultures); |
| 144 | + break; |
| 145 | + } |
| 146 | + |
| 147 | + return digit; |
| 148 | + } |
| 149 | + } |
| 150 | +} |
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