From 8e19a09223672a60aa0f85eb7c0962135e5be7fb Mon Sep 17 00:00:00 2001
From: Axel Gluth <axel.gluth@innogames.com>
Date: Tue, 17 Nov 2020 17:26:01 +0100
Subject: [PATCH] Issue #7: Add retries on busy pipe instances

---
 npiperelay.go | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/npiperelay.go b/npiperelay.go
index 08cbaab..ce819fc 100644
--- a/npiperelay.go
+++ b/npiperelay.go
@@ -36,6 +36,13 @@ func dialPipe(p string, poll bool) (*overlappedFile, error) {
 			time.Sleep(200 * time.Millisecond)
 			continue
 		}
+		if err.Error() == "All pipe instances are busy." {
+			if *verbose {
+				log.Printf("All pipe instances are busy. Waiting 200 milliseconds to retry")
+			}
+			time.Sleep(200 * time.Millisecond)
+			continue
+		}
 		return nil, &os.PathError{Path: p, Op: "open", Err: err}
 	}
 }