wsl support

Hawkeye.VisionBuilder.Workflow/DataTransfer/CSharpDataTransferHTTP.cs

@@ -8,6 +8,7 @@ public class CSharpDataTransferHTTP
     private readonly HttpClient _client;
     private readonly CancellationTokenSource _pingCts = new();
     private readonly Thread _pingThread;
+    private readonly object _lock = new();
 
     public CSharpDataTransferHTTP()
     {
@@ -15,22 +16,17 @@ public class CSharpDataTransferHTTP
         {
             PooledConnectionIdleTimeout = TimeSpan.FromSeconds(10),
             MaxConnectionsPerServer = 100
-            
-
-            
         };
         _client = new HttpClient(handler)
         {
-            // i've added this
             DefaultRequestHeaders =
             {
                 ExpectContinue = false
             }
         };
-        _api = new PythonModelAPI("http://localhost:8000",_client);
+        _api = new PythonModelAPI("http://localhost:8000", _client);
         _pingThread = new Thread(PingLoop) { IsBackground = true };
         _pingThread.Start();
-
     }
 
     private void PingLoop()
@@ -51,38 +47,40 @@ public class CSharpDataTransferHTTP
 
     public void LoadModel(string path, string modelName)
     {
-        _api.LoadModelAsync(new LoadModelIn()
+        lock (_lock)
         {
-            Name = modelName,
-            Path = Path.GetFileName(path)
-        }).Wait();
+            _api.LoadModelAsync(new LoadModelIn()
+            {
+                Name = modelName,
+                Path = Path.GetFileName(path)
+            }).Wait();
+        }
     }
 
     public void ActivateModel(string modelName)
     {
-        _api.ActivateModelAsync(new ActivateModelIn(){Name = modelName}).Wait();
+        lock (_lock)
+        {
+            _api.ActivateModelAsync(new ActivateModelIn() { Name = modelName }).Wait();
+        }
     }
 
     public int[] GetAcceptSize()
     {
         var response = _api.GetAcceptSizeAsync().Result;
-        
         return response.Accept_size.ToArray();
     }
 
     public int[] GetOutputSize()
     {
         var response = _api.GetOutputSizeAsync().Result;
-
         return response.Accept_size.ToArray();
-
     }
 
     public byte[] PredictRaw(byte[] byteArray)
     {
         var response = _api.PredictRawAsync(new FileParameter(new MemoryStream(byteArray))).Result;
         var stream = response.Stream;
-        // read the stream to byte array
         using var memoryStream = new MemoryStream();
         stream.CopyTo(memoryStream);
         memoryStream.Seek(0, SeekOrigin.Begin);
@@ -92,16 +90,15 @@ public class CSharpDataTransferHTTP
 
     public byte[] Predict(byte[] byteArray)
     {
-        var response = _api.PredictAsync(new FileParameter(new MemoryStream(byteArray))).Result;
-        var stream = response.Stream;
-        // read the stream to byte array
-        using var memoryStream = new MemoryStream();
-        stream.CopyTo(memoryStream);
-        memoryStream.Seek(0, SeekOrigin.Begin);
-        var responseBytes = memoryStream.ToArray();
-        return responseBytes;
-
+        lock (_lock)
+        {
+            var response = _api.PredictAsync(new FileParameter(new MemoryStream(byteArray))).Result;
+            var stream = response.Stream;
+            using var memoryStream = new MemoryStream();
+            stream.CopyTo(memoryStream);
+            memoryStream.Seek(0, SeekOrigin.Begin);
+            var responseBytes = memoryStream.ToArray();
+            return responseBytes;
+        }
     }
-
-    
 }

Hawkeye.VisionBuilder.Workflow/DataTransfer/DockerScriptRunner.cs

@@ -0,0 +1,78 @@
+using System.Diagnostics;
+using static IronPython.Modules._ast;
+
+namespace Hawkeye.VisionBuilder.Workflow.DataTransfer;
+
+public class DockerScriptRunner
+{
+    private Process process;
+    private readonly string _workingDirectory;
+
+    public DockerScriptRunner(string workingDirectory)
+    {
+        _workingDirectory = workingDirectory;
+    }
+    public static string ConvertToWslPath(string windowsPath)
+    {
+        if (string.IsNullOrWhiteSpace(windowsPath))
+            throw new ArgumentException("Path cannot be null or empty.", nameof(windowsPath));
+
+        // Replace backslashes with forward slashes
+        string wslPath = windowsPath.Replace('\\', '/');
+
+        // Extract the drive letter and convert it to WSL format
+        if (wslPath.Length > 1 && wslPath[1] == ':')
+        {
+            char driveLetter = char.ToLower(wslPath[0]);
+            wslPath = $"/mnt/{driveLetter}{wslPath.Substring(2)}";
+        }
+
+        return wslPath;
+    }
+    public void Start()
+    {
+
+        var killContainerArg = @"-d ubuntu -u root -e sh -c ""docker rm -f cv || true""";
+        var killProcess = new Process
+        {
+            StartInfo = new ProcessStartInfo("wsl", killContainerArg)
+            {
+                UseShellExecute = false
+            }
+        };
+        killProcess.Start();
+        killProcess.WaitForExit();
+        killProcess.Dispose();
+
+        //startInfo.CreateNoWindow = true;
+        // create and start the process
+        process = new Process();
+        var convertedWd = ConvertToWslPath(_workingDirectory);
+        var arg =
+            $@"-d ubuntu -u root -e sh -c ""cd \""{convertedWd}\"" && docker run --rm --name cv --gpus all -it -p 8000:8000 -v \""$(pwd)\"":/app -w /app cv uvicorn --host 0.0.0.0 PythonModelAPI:app """;
+        
+        Console.WriteLine("args:"+arg);
+        process.StartInfo = new ProcessStartInfo("wsl", arg)
+        {
+            UseShellExecute = false,
+            CreateNoWindow = true
+        };
+        process.Start();
+        
+        // on windows only
+        if (Environment.OSVersion.Platform == PlatformID.Win32NT)
+            ChildProcessTracker.AddProcess(process);
+
+
+    }
+
+    public void Stop()
+    {
+        if (process != null && !process.HasExited)
+        {
+            process.Kill();
+            process.Dispose();
+            process = null;
+        }
+    }
+}

Hawkeye.VisionBuilder.Workflow/DataTransfer/PythonModelProxyHTTP.cs

@@ -1,21 +1,53 @@
-namespace Hawkeye.VisionBuilder.Workflow.DataTransfer;
+using Serilog;
+
+namespace Hawkeye.VisionBuilder.Workflow.DataTransfer;
 
 public class PythonModelProxyHTTP
 {
     private static bool _isInitialized = false;
-    private static UvicornScriptRunner _pythonScriptRunner;
+    private static DockerScriptRunner _pythonScriptRunner;
     private static CSharpDataTransferHTTP _cSharpDataTransferHTTP;
 
+    static object _lock = new object();
+
     public static void Initialize()
     {
-        if (_isInitialized) return;
+        lock (_lock)
+        {
+            if (_isInitialized) return;
+            _isInitialized = true;
 
-        var workDirAbsPath = Path.GetFullPath(@"..\Data\Models");
-        _pythonScriptRunner = new UvicornScriptRunner(workDirAbsPath);
-        _cSharpDataTransferHTTP = new CSharpDataTransferHTTP();
+            var workDirAbsPath = Path.GetFullPath(@"..\Data\Models");
+            _pythonScriptRunner = new DockerScriptRunner(workDirAbsPath);
 
-        _pythonScriptRunner.Start();
-        Thread.Sleep(1000); // Wait for the server to start
+
+            _pythonScriptRunner.Start();
+            // Wait for the server to start by checking if port 8000 is open
+            while (true)
+            {
+                try
+                {
+                    HttpClient http = new HttpClient();
+                    // check if 404 occurs on localhost:8000
+                    var response = http.GetAsync("http://127.0.0.1:8000/").Result;
+                    if (response.StatusCode == System.Net.HttpStatusCode.NotFound ||
+                        response.StatusCode == System.Net.HttpStatusCode.OK)
+                    {
+                        break; // Port is open
+                    }
+
+                }
+                catch
+                {
+                    Log.Debug("Waiting for port to open");
+                    // Ignore exceptions and retry
+                }
+
+                Thread.Sleep(1000); // Wait before retrying
+            }
+            Thread.Sleep(2000);
+            _cSharpDataTransferHTTP = new CSharpDataTransferHTTP();
+        }
     }
 
     public static CSharpDataTransferHTTP GetInterface()