Allows autoclient to generate files of any size with random data

Tools/AutoClient/Configuration.cs

@@ -16,10 +16,10 @@ namespace AutoClient
         [Uniform("purchases", "np", "PURCHASES", false, "Number of concurrent purchases.")]
         public int NumConcurrentPurchases { get; set; } = 10;
 
-        [Uniform("contract-duration", "cd", "CONTRACTDURATION", false, "contract duration in minutes. (default 30)")]
+        [Uniform("contract-duration", "cd", "CONTRACTDURATION", false, "contract duration in minutes. (default 6 hours)")]
-        public int ContractDurationMinutes { get; set; } = 30;
+        public int ContractDurationMinutes { get; set; } = 60 * 6;
 
-        [Uniform("contract-expiry", "ce", "CONTRACTEXPIRY", false, "contract expiry in minutes. (default 15)")]
+        [Uniform("contract-expiry", "ce", "CONTRACTEXPIRY", false, "contract expiry in minutes. (default 15 minutes)")]
         public int ContractExpiryMinutes { get; set; } = 15;
 
         [Uniform("num-hosts", "nh", "NUMHOSTS", false, "Number of hosts for contract. (default 5)")]
@@ -34,6 +34,9 @@ namespace AutoClient
         [Uniform("collateral", "c", "COLLATERAL", false, "Required collateral. (default 1)")]
         public int RequiredCollateral { get; set; } = 1;
 
+        [Uniform("filesizemb", "smb", "FILESIZEMB", false, "When greater than zero, size of file generated and uploaded. When zero, random images are used instead.")]
+        public int FileSizeMb { get; set; } = 0;
+
         public string LogPath
         {
             get

Tools/AutoClient/ImageGenerator.cs

@@ -1,9 +1,26 @@
-namespace AutoClient
+using FileUtils;
+using Logging;
+using Utils;
+
+namespace AutoClient
 {
-    public class ImageGenerator
+    public interface IFileGenerator
     {
-        public async Task<string> GenerateImage()
+        Task<string> Generate();
+    }
+
+    public class ImageGenerator : IFileGenerator
     {
+        private LogSplitter log;
+
+        public ImageGenerator(LogSplitter log)
+        {
+            this.log = log;
+        }
+
+        public async Task<string> Generate()
+        {
+            log.Log("Fetching random image from picsum.photos...");
             var httpClient = new HttpClient();
             var thing = await httpClient.GetStreamAsync("https://picsum.photos/3840/2160");
 
@@ -14,4 +31,25 @@
             return filename;
         }
     }
+
+    public class RandomFileGenerator : IFileGenerator
+    {
+        private readonly ByteSize size;
+        private readonly FileManager fileManager;
+
+        public RandomFileGenerator(Configuration config, ILog log)
+        {
+            size = config.FileSizeMb.MB();
+            fileManager = new FileManager(log, config.DataPath);
+        }
+
+        public Task<string> Generate()
+        {
+            return Task.Run(() =>
+            {
+                var file = fileManager.GenerateFile(size);
+                return file.Filename;
+            });
+        }
+    }
 }

Tools/AutoClient/Program.cs

@@ -3,6 +3,7 @@ using AutoClient;
 using CodexOpenApi;
 using Core;
 using Logging;
+using Utils;
 
 public static class Program
 {
@@ -25,14 +26,14 @@ public static class Program
             new ConsoleLog()
         );
 
-        var address = new Utils.Address(
+        var address = new Address(
             host: config.CodexHost,
             port: config.CodexPort
         );
 
         log.Log($"Start. Address: {address}");
 
-        var imgGenerator = new ImageGenerator();
+        var generator = CreateGenerator(config, log);
 
         var client = new HttpClient();
         var codex = new CodexApi(client);
@@ -44,7 +45,7 @@ public static class Program
         for (var i = 0; i < config.NumConcurrentPurchases; i++)
         {
             purchasers.Add(
-                new Purchaser(new LogPrefixer(log, $"({i}) "), client, address, codex, config, imgGenerator, cancellationToken)
+                new Purchaser(new LogPrefixer(log, $"({i}) "), client, address, codex, config, generator, cancellationToken)
             );
         }
 
@@ -60,6 +61,15 @@ public static class Program
         log.Log("Done.");
     }
 
+    private static IFileGenerator CreateGenerator(Configuration config, LogSplitter log)
+    {
+        if (config.FileSizeMb > 0)
+        {
+            return new RandomFileGenerator(config, log);
+        }
+        return new ImageGenerator(log);
+    }
+
     private static async Task CheckCodex(CodexApi codex, ILog log)
     {
         log.Log("Checking Codex...");

Tools/AutoClient/Purchaser.cs

@@ -13,10 +13,10 @@ namespace AutoClient
         private readonly Address address;
         private readonly CodexApi codex;
         private readonly Configuration config;
-        private readonly ImageGenerator generator;
+        private readonly IFileGenerator generator;
         private readonly CancellationToken ct;
 
-        public Purchaser(ILog log, HttpClient client, Address address, CodexApi codex, Configuration config, ImageGenerator generator, CancellationToken ct)
+        public Purchaser(ILog log, HttpClient client, Address address, CodexApi codex, Configuration config, IFileGenerator generator, CancellationToken ct)
         {
             this.log = log;
             this.client = client;
@@ -50,7 +50,7 @@ namespace AutoClient
 
         private async Task<string> CreateFile()
         {
-            return await generator.GenerateImage();
+            return await generator.Generate();
         }
 
         private async Task<ContentId> UploadFile(string filename)