This is an automated email from the ASF dual-hosted git repository. rmaucher pushed a commit to branch 10.1.x in repository https://gitbox.apache.org/repos/asf/tomcat.git
commit 52d8d3a215c2ff09c9ff9d603ae802d3d0fc17f8 Author: opencode <[email protected]> AuthorDate: Wed Sep 30 22:55:15 2026 +0200 Correct the calculation of the total number of fragment messages in FileMessageFactory which declared one message too many for files whose size is an exact multiple of the fragment size, so WAR deployments via FarmWarDeployer never completed for those files --- .../catalina/ha/deploy/FileMessageFactory.java | 4 +- .../catalina/ha/deploy/TestFileMessageFactory.java | 108 +++++++++++++++++++++ 2 files changed, 111 insertions(+), 1 deletion(-) diff --git a/java/org/apache/catalina/ha/deploy/FileMessageFactory.java b/java/org/apache/catalina/ha/deploy/FileMessageFactory.java index 7bff389953..22581afb33 100644 --- a/java/org/apache/catalina/ha/deploy/FileMessageFactory.java +++ b/java/org/apache/catalina/ha/deploy/FileMessageFactory.java @@ -155,7 +155,9 @@ public class FileMessageFactory { out = new FileOutputStream(f); } else { size = file.length(); - totalNrOfMessages = (size / READ_SIZE) + 1; + // The number of messages the file is split into. One full message + // per READ_SIZE bytes plus one for a non-empty remainder + totalNrOfMessages = (size + READ_SIZE - 1) / READ_SIZE; in = new FileInputStream(f); } // end if creationTime = System.currentTimeMillis(); diff --git a/test/org/apache/catalina/ha/deploy/TestFileMessageFactory.java b/test/org/apache/catalina/ha/deploy/TestFileMessageFactory.java new file mode 100644 index 0000000000..b923fed699 --- /dev/null +++ b/test/org/apache/catalina/ha/deploy/TestFileMessageFactory.java @@ -0,0 +1,108 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.catalina.ha.deploy; + +import java.io.File; +import java.io.FileOutputStream; +import java.nio.file.Files; +import java.util.Random; + +import org.junit.Assert; +import org.junit.Test; + +public class TestFileMessageFactory { + + @Test + public void testRoundTripSmallerThanReadSize() throws Exception { + roundTripTest(100); + } + + @Test + public void testRoundTripExactMultipleOfReadSize() throws Exception { + roundTripTest(2 * FileMessageFactory.READ_SIZE); + } + + @Test + public void testRoundTripNonExactMultipleOfReadSize() throws Exception { + roundTripTest(2 * FileMessageFactory.READ_SIZE + 100); + } + + private void roundTripTest(int size) throws Exception { + byte[] content = new byte[size]; + new Random(12345L).nextBytes(content); + + File source = File.createTempFile("test-source", ".war"); + File target = File.createTempFile("test-target", ".war"); + try { + try (FileOutputStream out = new FileOutputStream(source)) { + out.write(content); + } + + FileMessageFactory readFactory = FileMessageFactory.getInstance(source, false); + FileMessageFactory writeFactory = FileMessageFactory.getInstance(target, true); + + FileMessage msg = new FileMessage(null, source.getName(), "/" + source.getName()); + int messageCount = 0; + boolean complete = false; + msg = readFactory.readMessage(msg); + while (msg != null) { + messageCount++; + complete = writeFactory.writeMessage(msg); + msg = readFactory.readMessage(msg); + } + + int expectedCount = (size + FileMessageFactory.READ_SIZE - 1) / FileMessageFactory.READ_SIZE; + Assert.assertEquals("Number of messages", expectedCount, messageCount); + // The transfer must be signalled complete by the last message, + // otherwise the receiving node never deploys the WAR + Assert.assertEquals(messageCount > 0, complete); + Assert.assertArrayEquals("Target file content", content, Files.readAllBytes(target.toPath())); + } finally { + if (!source.delete()) { + System.out.println("Could not delete " + source); + } + if (!target.delete()) { + System.out.println("Could not delete " + target); + } + } + } + + @Test + public void testTotalNrOfMsgsSetOnFirstMessage() throws Exception { + int size = FileMessageFactory.READ_SIZE; + byte[] content = new byte[size]; + + File source = File.createTempFile("test-source", ".war"); + try { + try (FileOutputStream out = new FileOutputStream(source)) { + out.write(content); + } + + FileMessageFactory readFactory = FileMessageFactory.getInstance(source, false); + FileMessage msg = new FileMessage(null, source.getName(), "/" + source.getName()); + msg = readFactory.readMessage(msg); + Assert.assertEquals("Message number", 1, msg.getMessageNumber()); + Assert.assertEquals("Total number of messages", 1, msg.getTotalNrOfMsgs()); + // One message for one full buffer, so EOF comes next + Assert.assertNull("No further message", readFactory.readMessage(msg)); + } finally { + if (!source.delete()) { + System.out.println("Could not delete " + source); + } + } + } +} --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
