Wire ITranscodeSessionStore to Redis-backed impl with NullTranscodeSessionStore fallback and DI registration (#21)

* Initial plan * feat: add Redis-backed ITranscodeSessionStore with NullTranscodeSessionStore fallback and DI registration Co-authored-by: ZoltyMat <177592743+ZoltyMat@users.noreply.github.com> * refactor: add code review improvements - lease expiry comment, Redis connection error handling Co-authored-by: ZoltyMat <177592743+ZoltyMat@users.noreply.github.com> --------- Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com> Co-authored-by: ZoltyMat <177592743+ZoltyMat@users.noreply.github.com>
2026-03-09 23:04:04 -04:00
parent a187ab18b8
commit d60ae43b59
8 changed files with 452 additions and 0 deletions
@@ -0,0 +1,31 @@
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace MediaBrowser.Controller.MediaEncoding;
+
+/// <summary>
+/// A no-op implementation of <see cref="ITranscodeSessionStore"/> used in single-instance deployments
+/// where durable session tracking across pods is not required.
+/// </summary>
+public sealed class NullTranscodeSessionStore : ITranscodeSessionStore
+{
+    /// <inheritdoc />
+    public Task<TranscodeSession?> TryGetAsync(string playSessionId, CancellationToken cancellationToken = default)
+        => Task.FromResult<TranscodeSession?>(null);
+
+    /// <inheritdoc />
+    public Task<bool> TryTakeoverAsync(string playSessionId, string claimingPod, CancellationToken cancellationToken = default)
+        => Task.FromResult(false);
+
+    /// <inheritdoc />
+    public Task SetAsync(TranscodeSession session, CancellationToken cancellationToken = default)
+        => Task.CompletedTask;
+
+    /// <inheritdoc />
+    public Task RenewLeaseAsync(string playSessionId, CancellationToken cancellationToken = default)
+        => Task.CompletedTask;
+
+    /// <inheritdoc />
+    public Task DeleteAsync(string playSessionId, CancellationToken cancellationToken = default)
+        => Task.CompletedTask;
+}