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Set umask before operations that create local files 

this solves issues where "other php stuff" is messing with the umask

Signed-off-by: Robin Appelman <robin@icewind.nl>
This commit is contained in:
Robin Appelman 2021-01-22 15:44:24 +01:00 committed by backportbot[bot]
parent 6a29b60260
commit ca88b1d7c8
2 changed files with 50 additions and 7 deletions
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20
lib/private/Files/Storage/Local.php
View File

@ -87,8 +87,9 @@ class Local extends \OC\Files\Storage\Common {
public function mkdir($path) {
$sourcePath = $this->getSourcePath($path);
$oldMask = umask(022);
$result = @mkdir($sourcePath, 0777, true);
chmod($sourcePath, 0755);
umask($oldMask);
return $result;
}
@ -258,11 +259,13 @@ class Local extends \OC\Files\Storage\Common {
if ($this->file_exists($path) and !$this->isUpdatable($path)) {
return false;
}
$oldMask = umask(022);
if (!is_null($mtime)) {
$result = @touch($this->getSourcePath($path), $mtime);
} else {
$result = @touch($this->getSourcePath($path));
}
umask($oldMask);
if ($result) {
clearstatcache(true, $this->getSourcePath($path));
}
@ -275,7 +278,10 @@ class Local extends \OC\Files\Storage\Common {
}
public function file_put_contents($path, $data) {
return file_put_contents($this->getSourcePath($path), $data);
$oldMask = umask(022);
$result = file_put_contents($this->getSourcePath($path), $data);
umask($oldMask);
return $result;
}
public function unlink($path) {
@ -345,12 +351,18 @@ class Local extends \OC\Files\Storage\Common {
if ($this->is_dir($path1)) {
return parent::copy($path1, $path2);
} else {
return copy($this->getSourcePath($path1), $this->getSourcePath($path2));
$oldMask = umask(022);
$result = copy($this->getSourcePath($path1), $this->getSourcePath($path2));
umask($oldMask);
return $result;
}
}
public function fopen($path, $mode) {
return fopen($this->getSourcePath($path), $mode);
$oldMask = umask(022);
$result = fopen($this->getSourcePath($path), $mode);
umask($oldMask);
return $result;
}
public function hash($type, $path, $raw = false) {

37
tests/lib/Files/Storage/LocalTest.php
View File

@ -63,21 +63,21 @@ class LocalTest extends Storage {
$this->assertNotEquals($etag1, $etag2);
}
public function testInvalidArgumentsEmptyArray() {
$this->expectException(\InvalidArgumentException::class);
new \OC\Files\Storage\Local([]);
}
public function testInvalidArgumentsNoArray() {
$this->expectException(\InvalidArgumentException::class);
new \OC\Files\Storage\Local(null);
}
public function testDisallowSymlinksOutsideDatadir() {
$this->expectException(\OCP\Files\ForbiddenException::class);
@ -108,4 +108,35 @@ class LocalTest extends Storage {
$storage->file_put_contents('sym/foo', 'bar');
$this->addToAssertionCount(1);
}
public function testWriteUmaskFilePutContents() {
$oldMask = umask(0333);
$this->instance->file_put_contents('test.txt', 'sad');
umask($oldMask);
$this->assertTrue($this->instance->isUpdatable('test.txt'));
}
public function testWriteUmaskMkdir() {
$oldMask = umask(0333);
$this->instance->mkdir('test.txt');
umask($oldMask);
$this->assertTrue($this->instance->isUpdatable('test.txt'));
}
public function testWriteUmaskFopen() {
$oldMask = umask(0333);
$handle = $this->instance->fopen('test.txt', 'w');
fwrite($handle, 'foo');
fclose($handle);
umask($oldMask);
$this->assertTrue($this->instance->isUpdatable('test.txt'));
}
public function testWriteUmaskCopy() {
$this->instance->file_put_contents('source.txt', 'sad');
$oldMask = umask(0333);
$this->instance->copy('source.txt', 'test.txt');
umask($oldMask);
$this->assertTrue($this->instance->isUpdatable('test.txt'));
}
}