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MareSynchronosServer/MareSynchronosStaticFilesServer/Controllers/DistributionController.cs

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+using MareSynchronos.API.Routes;
+using MareSynchronosShared.Services;
+using MareSynchronosShared.Utils.Configuration;
+using MareSynchronosStaticFilesServer.Services;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+
+namespace MareSynchronosStaticFilesServer.Controllers;
+
+[Route(MareFiles.Distribution)]
+public class DistributionController : ControllerBase
+{
+    private readonly CachedFileProvider _cachedFileProvider;
+    private readonly IConfigurationService<StaticFilesServerConfiguration> _configuration;
+
+    public DistributionController(ILogger<DistributionController> logger, CachedFileProvider cachedFileProvider,
+        IConfigurationService<StaticFilesServerConfiguration> configuration) : base(logger)
+    {
+        _cachedFileProvider = cachedFileProvider;
+        _configuration = configuration;
+    }
+
+    [HttpGet(MareFiles.Distribution_Get)]
+    [Authorize(Policy = "Internal")]
+    public async Task<IActionResult> GetFile(string file)
+    {
+        _logger.LogInformation($"GetFile:{MareUser}:{file}");
+
+        var fi = await _cachedFileProvider.GetAndDownloadFile(file);
+        if (fi == null) return NotFound();
+
+        if (_configuration.GetValueOrDefault(nameof(StaticFilesServerConfiguration.UseXAccelRedirect), false))
+        {
+            var prefix = _configuration.GetValue<string>(nameof(StaticFilesServerConfiguration.XAccelRedirectPrefix));
+            Response.Headers.Append("X-Accel-Redirect", Path.Combine(prefix, file));
+            return Ok();
+        }
+        else
+        {
+            return PhysicalFile(fi.FullName, "application/octet-stream");
+        }
+    }
+
+    [HttpPost("touch")]
+    [Authorize(Policy = "Internal")]
+    public IActionResult TouchFiles([FromBody] string[] files)
+    {
+        _logger.LogInformation($"TouchFiles:{MareUser}:{files.Length}");
+
+        if (files.Length == 0)
+            return Ok();
+
+        Task.Run(() => {
+            foreach (var file in files)
+                _cachedFileProvider.TouchColdHash(file);
+        }).ConfigureAwait(false);
+
+        return Ok();
+    }
+}