fix: use file-bind-mount for DB to allow local WAL files

entrypoint.sh

@@ -81,7 +81,6 @@ start_app() {
   mkdir -p /shared_data/plugins /shared_data/cache /shared_data/backup /shared_data/artist_images /shared_data/artwork
 
   # SEEDING LOGIC: If DB doesn't exist in cluster, restore from backup
-  # LiteFS 0.5.x: check if DB file exists in FUSE mount
   if [ ! -f /data/navidrome.db ]; then
     echo "Database /data/navidrome.db not found. Looking for backups to seed..."
     local latest_backup=$(ls -t /shared_data/backup/navidrome.db_*.bak 2>/dev/null | head -n 1)
@@ -102,28 +101,25 @@ start_app() {
     db_count=$((db_count + 1))
   done
 
-  # Setup local data folder with symlinks
-  # This avoids "mkdir /data/artwork: operation not permitted"
-  # and avoids SMB symlink/mount issues
+  # Setup local data folder with BIND MOUNT for the DB
+  # This allows SQLite to create -wal/-shm files in the local writable directory
+  # while the main DB file is managed by LiteFS.
   rm -rf /local/navidrome_data
   mkdir -p /local/navidrome_data
   
-  ln -s /data/navidrome.db /local/navidrome_data/navidrome.db
-  ln -s /shared_data/cache /local/navidrome_data/cache
-  ln -s /shared_data/plugins /local/navidrome_data/plugins
-  ln -s /shared_data/artwork /local/navidrome_data/artwork
-  ln -s /shared_data/backup /local/navidrome_data/backup
+  touch /local/navidrome_data/navidrome.db
+  mount --bind /data/navidrome.db /local/navidrome_data/navidrome.db
 
   # Configuration
   export ND_DATAFOLDER="/local/navidrome_data"
-  export ND_CACHEFOLDER="/local/navidrome_data/cache"
-  export ND_BACKUP_PATH="/local/navidrome_data/backup"
-  export ND_PLUGINS_FOLDER="/local/navidrome_data/plugins"
+  export ND_CACHEFOLDER="/shared_data/cache"
+  export ND_BACKUP_PATH="/shared_data/backup"
+  export ND_PLUGINS_FOLDER="/shared_data/plugins"
   export ND_ARTISTIMAGEFOLDER="artist_images"
 
   /app/navidrome &
   NAVIDROME_PID=$!
-  echo "Navidrome running (PID: $NAVIDROME_PID) with DataFolder at /local/navidrome_data"
+  echo "Navidrome running (PID: $NAVIDROME_PID) with DataFolder at /local/navidrome_data (DB bind-mounted)"
 }
 
 # Stop Navidrome
@@ -133,6 +129,7 @@ stop_app() {
     kill -SIGTERM "${NAVIDROME_PID}"
     wait "${NAVIDROME_PID}" 2>/dev/null || true
     NAVIDROME_PID=0
+    umount /local/navidrome_data/navidrome.db 2>/dev/null || true
   fi
 }
 

litefs.yml

@@ -13,7 +13,7 @@ lease:
   advertise-url: "http://${ADVERTISE_IP}:20202"
   consul:
     url: "${CONSUL_URL}"
-    key: "litefs/navidrome-v6"
+    key: "litefs/navidrome-v7"
     ttl: "30s"
     lock-delay: "5s"