private function doTestGetFileStat($path, $content, $alreadyExists) { $backendName = $this->backendClass(); if ($alreadyExists) { $this->prepare(array('dir' => dirname($path))); $status = $this->create(array('dst' => $path, 'content' => $content)); $this->assertGoodStatus($status, "Creation of file at {$path} succeeded ({$backendName})."); $size = $this->backend->getFileSize(array('src' => $path)); $time = $this->backend->getFileTimestamp(array('src' => $path)); $stat = $this->backend->getFileStat(array('src' => $path)); $this->assertEquals(strlen($content), $size, "Correct file size of '{$path}'"); $this->assertTrue(abs(time() - wfTimestamp(TS_UNIX, $time)) < 10, "Correct file timestamp of '{$path}'"); $size = $stat['size']; $time = $stat['mtime']; $this->assertEquals(strlen($content), $size, "Correct file size of '{$path}'"); $this->assertTrue(abs(time() - wfTimestamp(TS_UNIX, $time)) < 10, "Correct file timestamp of '{$path}'"); $this->backend->clearCache(array($path)); $size = $this->backend->getFileSize(array('src' => $path)); $this->assertEquals(strlen($content), $size, "Correct file size of '{$path}'"); $this->backend->preloadCache(array($path)); $size = $this->backend->getFileSize(array('src' => $path)); $this->assertEquals(strlen($content), $size, "Correct file size of '{$path}'"); } else { $size = $this->backend->getFileSize(array('src' => $path)); $time = $this->backend->getFileTimestamp(array('src' => $path)); $stat = $this->backend->getFileStat(array('src' => $path)); $this->assertFalse($size, "Correct file size of '{$path}'"); $this->assertFalse($time, "Correct file timestamp of '{$path}'"); $this->assertFalse($stat, "Correct file stat of '{$path}'"); } }
/** * @param FileBackend $src * @param FileBackend $dst * @param string $sPath * @param string $dPath * @return bool */ protected function filesAreSame( FileBackend $src, FileBackend $dst, $sPath, $dPath ) { $skipHash = $this->hasOption( 'skiphash' ); $srcStat = $src->getFileStat( array( 'src' => $sPath ) ); $dPathSha1 = sha1( $dPath ); $dstStat = isset( $this->statCache[$dPathSha1] ) ? $this->statCache[$dPathSha1] : $dst->getFileStat( array( 'src' => $dPath ) ); return ( is_array( $srcStat ) // sanity check that source exists && is_array( $dstStat ) // dest exists && $srcStat['size'] === $dstStat['size'] && ( !$skipHash || $srcStat['mtime'] <= $dstStat['mtime'] ) && ( $skipHash || $src->getFileSha1Base36( array( 'src' => $sPath, 'latest' => 1 ) ) === $dst->getFileSha1Base36( array( 'src' => $dPath, 'latest' => 1 ) ) ) ); }
/** * @param FileBackend $src * @param FileBackend $dst * @param string $sPath * @param string $dPath * @return bool */ protected function filesAreSame(FileBackend $src, FileBackend $dst, $sPath, $dPath) { $skipHash = $this->hasOption('skiphash'); $srcStat = $src->getFileStat(['src' => $sPath]); $dPathSha1 = sha1($dPath); if ($this->statCache !== null) { // All dst files are already in stat cache $dstStat = isset($this->statCache[$dPathSha1]) ? $this->statCache[$dPathSha1] : false; } else { $dstStat = $dst->getFileStat(['src' => $dPath]); } // Initial fast checks to see if files are obviously different $sameFast = is_array($srcStat) && is_array($dstStat) && $srcStat['size'] === $dstStat['size']; // More thorough checks against files if (!$sameFast) { $same = false; // no need to look farther } elseif (isset($srcStat['md5']) && isset($dstStat['md5'])) { // If MD5 was already in the stat info, just use it. // This is useful as many objects stores can return this in object listing, // so we can use it to avoid slow per-file HEADs. $same = $srcStat['md5'] === $dstStat['md5']; } elseif ($skipHash) { // This mode is good for copying to a backup location or resyncing clone // backends in FileBackendMultiWrite (since they get writes second, they have // higher timestamps). However, when copying the other way, this hits loads of // false positives (possibly 100%) and wastes a bunch of time on GETs/PUTs. $same = $srcStat['mtime'] <= $dstStat['mtime']; } else { // This is the slowest method which does many per-file HEADs (unless an object // store tracks SHA-1 in listings). $same = $src->getFileSha1Base36(['src' => $sPath, 'latest' => 1]) === $dst->getFileSha1Base36(['src' => $dPath, 'latest' => 1]); } return $same; }