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Merge branch '3.4.x'

This commit is contained in:
Brian Clozel 2025-01-28 17:14:23 +01:00
parent 6fcbf14fc0 e01a23b1fe
commit fc01b011d5
2 changed files with 73 additions and 2 deletions
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2
spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/ssl/FileWatcher.java
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@ -100,7 +100,7 @@ class FileWatcher implements Closeable {
private static Path resolveSymlinkIfNecessary(Path path) throws IOException {
if (Files.isSymbolicLink(path)) {
Path target = Files.readSymbolicLink(path);
Path target = path.resolveSibling(Files.readSymbolicLink(path));
return resolveSymlinkIfNecessary(target);
}
return path;

73
spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/ssl/FileWatcherTests.java
View File

@ -1,5 +1,5 @@
/*
* Copyright 2012-2024 the original author or authors.
* Copyright 2012-2025 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -31,6 +31,8 @@ import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.io.TempDir;
import org.springframework.util.FileSystemUtils;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatCode;
import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
@ -40,6 +42,7 @@ import static org.assertj.core.api.Assertions.fail;
* Tests for {@link FileWatcher}.
*
* @author Moritz Halbritter
* @author Brian Clozel
*/
class FileWatcherTests {
@ -191,6 +194,74 @@ class FileWatcherTests {
}
}
/*
* Replicating a letsencrypt folder structure like:
* "/folder/live/certname/privkey.pem -> ../../archive/certname/privkey32.pem"
*/
@Test
void shouldFollowRelativePathSymlinks(@TempDir Path tempDir) throws Exception {
Path folder = tempDir.resolve("folder");
Path live = folder.resolve("live").resolve("certname");
Path archive = folder.resolve("archive").resolve("certname");
Path link = live.resolve("privkey.pem");
Path targetFile = archive.resolve("privkey32.pem");
Files.createDirectories(live);
Files.createDirectories(archive);
Files.createFile(targetFile);
Path relativePath = Path.of("../../archive/certname/privkey32.pem");
Files.createSymbolicLink(link, relativePath);
try {
WaitingCallback callback = new WaitingCallback();
this.fileWatcher.watch(Set.of(link), callback);
Files.writeString(targetFile, "Some content");
callback.expectChanges();
}
finally {
FileSystemUtils.deleteRecursively(folder);
}
}
/*
* Replicating a k8s configmap folder structure like:
* "secret.txt -> ..data/secret.txt",
* "..data/ -> ..a72e81ff-f0e1-41d8-a19b-068d3d1d4e2f/",
* "..a72e81ff-f0e1-41d8-a19b-068d3d1d4e2f/secret.txt"
*
* After a secret update, this will look like: "secret.txt -> ..data/secret.txt",
* "..data/ -> ..bba2a61f-ce04-4c35-93aa-e455110d4487/",
* "..bba2a61f-ce04-4c35-93aa-e455110d4487/secret.txt"
*/
@Test
void shouldTriggerOnConfigMapUpdates(@TempDir Path tempDir) throws Exception {
Path configMap1 = createConfigMap(tempDir, "secret.txt");
Path configMap2 = createConfigMap(tempDir, "secret.txt");
Path data = tempDir.resolve("..data");
Files.createSymbolicLink(data, configMap1);
Path secretFile = tempDir.resolve("secret.txt");
Files.createSymbolicLink(secretFile, data.resolve("secret.txt"));
try {
WaitingCallback callback = new WaitingCallback();
this.fileWatcher.watch(Set.of(secretFile), callback);
Files.delete(data);
Files.createSymbolicLink(data, configMap2);
FileSystemUtils.deleteRecursively(configMap1);
callback.expectChanges();
}
finally {
FileSystemUtils.deleteRecursively(configMap2);
Files.delete(data);
Files.delete(secretFile);
}
}
Path createConfigMap(Path parentDir, String secretFileName) throws IOException {
Path configMapFolder = parentDir.resolve(".." + UUID.randomUUID());
Files.createDirectory(configMapFolder);
Path secret = configMapFolder.resolve(secretFileName);
Files.createFile(secret);
return configMapFolder;
}
private static final class WaitingCallback implements Runnable {
private final CountDownLatch latch = new CountDownLatch(1);