--- a/src/luan/modules/lucene/LuceneIndex.java	Sun Sep 20 16:45:31 2020 -0600
+++ b/src/luan/modules/lucene/LuceneIndex.java	Sun Sep 20 20:36:55 2020 -0600
@@ -417,6 +417,10 @@
 		}
 	}
 
+	public void tag(String tag) throws IOException {
+		writer.tag(tag);
+	}
+
 
 
 	public String to_string() {
@@ -737,10 +741,11 @@
 		writeLock.lock();
 		boolean ok = false;
 		try {
-			writer.deleteAll();
+			IndexWriter iw = writer.getLuceneIndexWriter();
+			iw.deleteAll();
 			postgresBackup.restoreLucene(this);
 			ok = true;
-			writer.commit();
+			iw.commit();
 			wrote();
 			ensure_open();  // refresh searcher
 			initId();
@@ -762,6 +767,46 @@
 		writer.addDocument(toLucene(doc));
 	}
 
+	public void restore_from_log()
+		throws IOException, LuanException, SQLException, ParseException
+	{
+		LoggingIndexWriter loggingWriter = (LoggingIndexWriter)writer;
+		if( wasCreated && !loggingWriter.wasCreated ) {
+			logger.error("restoring from log");
+			force_restore_from_log();
+		}
+	}
+
+	public void force_restore_from_log()
+		throws IOException
+	{
+		logger.warn("start force_restore_from_log");
+		if( writeLock.isHeldByCurrentThread() )
+			throw new RuntimeException();
+		writeLock.lock();
+		boolean ok = false;
+		try {
+			LoggingIndexWriter loggingWriter = (LoggingIndexWriter)writer;
+			IndexWriter iw = writer.getLuceneIndexWriter();
+			iw.deleteAll();
+			loggingWriter.playLogs(null);
+			ok = true;
+			iw.commit();
+			wrote();
+			ensure_open();  // refresh searcher
+			initId();
+			wasCreated = false;
+		} finally {
+			if( !ok ) {
+				writer.rollback();
+				reopen();
+			}
+			wrote();
+			writeLock.unlock();
+		}
+		logger.warn("end force_restore_from_log");
+	}
+
 	public void check(Luan luan) throws IOException, SQLException, LuanException, ParseException {
 		boolean hasPostgres = postgresBackup != null;
 		String msg = "start check";