From de18f2b9fee43b40090db35967b98bdcac6fc477 Mon Sep 17 00:00:00 2001
From: Alex <25013571+alexhb1@users.noreply.github.com>
Date: Tue, 3 Mar 2026 18:00:48 +0000
Subject: [PATCH] Fix: File movement trigger event (#691)

Creates IN_MOVED_TO event, fixes CWA ingest folder detection when file
movement fallback occurs
---
 shelfmark/download/fs.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/shelfmark/download/fs.py b/shelfmark/download/fs.py
index 5c5c30de..4eae56bd 100644
--- a/shelfmark/download/fs.py
+++ b/shelfmark/download/fs.py
@@ -289,6 +289,13 @@ def _publish_temp_file(temp_path: Path, dest_path: Path) -> bool:
     """
     try:
         run_blocking_io(os.link, str(temp_path), str(dest_path))
+        # Trigger IN_CLOSE_WRITE so inotify-based file watchers (e.g. CWA) detect the new file.
+        # os.link() only generates IN_CREATE which many watchers don't monitor.
+        try:
+            fd = run_blocking_io(os.open, str(dest_path), os.O_WRONLY)
+            run_blocking_io(os.close, fd)
+        except OSError:
+            pass
         run_blocking_io(temp_path.unlink, missing_ok=True)
         return True
     except FileExistsError: