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Restore: follow blobs that another server's cleanup repacked during the restore

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Dillard Blom
2026-10-18 21:56:58 +02:00
parent 46eaceb928
commit 04e91359a0
3 changed files with 67 additions and 4 deletions
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tests/Unit/Repository/PruneTest.php
+27
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@@ -88,6 +88,33 @@ class PruneTest extends TestCase {
$this->assertSame(self::hashTree($src), self::hashTree($target));
}
public function testRestoreFollowsPacksRepackedByAnotherServer(): void {
// A disaster recovery test on a second server reads the location while the original
// server's weekly cleanup repacks it: the restore must not stop at a pack that moved.
$src = $this->tempDir();
$backend = new LocalBackend($this->tempDir());
$keys = KeyRing::generate();
$repo = Repository::initWithKey($backend, $keys, $keys->wrap('pw'));
for ($i = 0; $i < 40; $i++) {
file_put_contents("$src/f$i", random_bytes(500000));
}
$a = $repo->backupDirectory($src);
for ($i = 0; $i < 40; $i++) {
if ($i % 5 !== 0) {
unlink("$src/f$i");
}
}
$b = $repo->backupDirectory($src, $a['snapshot']);
$reader = Repository::openWithKey($backend, $keys); // index loaded before the cleanup
$repo->forget($a['snapshot']);
$repo->purgeTrash(0);
$this->assertGreaterThan(0, $repo->prune(false, 0.5)['repacked']);
$target = $this->tempDir();
$reader->restore($b['snapshot'], $target);
$this->assertSame(self::hashTree($src), self::hashTree($target));
}
public function testUntrashRestoresAWorkingSnapshot(): void {
$src = $this->tempDir();
$backend = new LocalBackend($this->tempDir());