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Fix handling of php bin proxies combined with declare() on php <8, fixes #10246 (#10249)

pull/10250/head
Jordi Boggiano 2021-11-02 11:36:31 +01:00 committed by GitHub
parent bcbd8fdb61
commit 90087b4fb3
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 227 additions and 20 deletions

View File

@ -255,17 +255,13 @@ class BinaryInstaller
$binContents = file_get_contents($bin);
// For php files, we generate a PHP proxy instead of a shell one,
// which allows calling the proxy with a custom php process
if (preg_match('{^(?:#!(?:/usr)?/bin/env php|#!(?:/usr)?/bin/php|<?php)\r?\n}', $binContents, $match)) {
// verify the file is not a phar file, because those do not support php-proxying
if (false === ($pos = strpos($binContents, '__HALT_COMPILER')) || false === strpos(substr($binContents, 0, $pos), 'Phar::mapPhar')) {
$proxyCode = trim($match[0]);
// carry over the existing shebang if present, otherwise add our own
if ($proxyCode === "<?php") {
$proxyCode = "#!/usr/bin/env php";
}
$binPathExported = var_export($binPath, true);
if (preg_match('{^(#!.*\r?\n)?<\?php}', $binContents, $match)) {
// carry over the existing shebang if present, otherwise add our own
$proxyCode = empty($match[1]) ? '#!/usr/bin/env php' : trim($match[1]);
return $proxyCode . "\n" . <<<PROXY
$binPathExported = var_export($binPath, true);
return $proxyCode . "\n" . <<<PROXY
<?php
/**
@ -277,18 +273,95 @@ class BinaryInstaller
* @generated
*/
if (PHP_VERSION_ID < 80000) {
ob_start(function (\$buffer, \$phase) {
return (PHP_OUTPUT_HANDLER_START & \$phase) && '#!' === substr(\$buffer, 0, 2) ? '' : \$buffer;
}, 1);
}
namespace Composer;
include __DIR__ . "/" . $binPathExported;
PROXY;
\$binPath = __DIR__ . "/" . $binPathExported;
if (PHP_VERSION_ID < 80000) {
if (!class_exists('Composer\BinProxyWrapper')) {
/**
* @internal
*/
final class BinProxyWrapper
{
private \$handle;
private \$position;
public function stream_open(\$path, \$mode, \$options, &\$opened_path)
{
// get rid of composer-bin-proxy:// prefix for __FILE__ & __DIR__ resolution
\$opened_path = substr(\$path, 21);
\$this->handle = fopen(\$opened_path, \$mode);
\$this->position = 0;
// remove all traces of this stream wrapper once it has been used
stream_wrapper_unregister('composer-bin-proxy');
return (bool) \$this->handle;
}
public function stream_read(\$count)
{
\$data = fread(\$this->handle, \$count);
if (\$this->position === 0) {
\$data = preg_replace('{^#!.*\\r?\\n}', '', \$data);
}
\$this->position += strlen(\$data);
return \$data;
}
public function stream_cast(\$castAs)
{
return \$this->handle;
}
public function stream_close()
{
fclose(\$this->handle);
}
public function stream_lock(\$operation)
{
return \$operation ? flock(\$this->handle, \$operation) : true;
}
public function stream_tell()
{
return \$this->position;
}
public function stream_eof()
{
return feof(\$this->handle);
}
public function stream_stat()
{
return fstat(\$this->handle);
}
public function stream_set_option(\$option, \$arg1, \$arg2)
{
return true;
}
}
}
$proxyCode = <<<PROXY
if (function_exists('stream_wrapper_register') && stream_wrapper_register('composer-bin-proxy', 'Composer\BinProxyWrapper')) {
include("composer-bin-proxy://" . \$binPath);
exit(0);
}
}
include \$binPath;
PROXY;
}
return <<<PROXY
#!/usr/bin/env sh
dir=\$(cd "\${0%[/\\\\]*}" > /dev/null; cd $binDir && pwd)
@ -305,7 +378,5 @@ fi
"\${dir}/$binFile" "\$@"
PROXY;
return $proxyCode;
}
}

View File

@ -0,0 +1,136 @@
<?php
/*
* This file is part of Composer.
*
* (c) Nils Adermann <naderman@naderman.de>
* Jordi Boggiano <j.boggiano@seld.be>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Composer\Test\Installer;
use Composer\Installer\BinaryInstaller;
use Composer\Util\Filesystem;
use Composer\Test\TestCase;
use Composer\Composer;
use Composer\Config;
use Composer\Util\ProcessExecutor;
class BinaryInstallerTest extends TestCase
{
/**
* @var string
*/
protected $rootDir;
/**
* @var string
*/
protected $vendorDir;
/**
* @var string
*/
protected $binDir;
/**
* @var \Composer\IO\IOInterface&\PHPUnit\Framework\MockObject\MockObject
*/
protected $io;
/**
* @var \Composer\Util\Filesystem
*/
protected $fs;
protected function setUp()
{
$this->fs = new Filesystem;
$this->rootDir = $this->getUniqueTmpDirectory();
$this->vendorDir = $this->rootDir.DIRECTORY_SEPARATOR.'vendor';
$this->ensureDirectoryExistsAndClear($this->vendorDir);
$this->binDir = $this->rootDir.DIRECTORY_SEPARATOR.'bin';
$this->ensureDirectoryExistsAndClear($this->binDir);
$this->io = $this->getMockBuilder('Composer\IO\IOInterface')->getMock();
}
protected function tearDown()
{
$this->fs->removeDirectory($this->rootDir);
}
/**
* @dataProvider executableBinaryProvider
* @param string $contents
*/
public function testInstallAndExecBinaryWithFullCompat($contents)
{
$package = $this->createPackageMock();
$package->expects($this->any())
->method('getBinaries')
->willReturn(array('binary'));
$this->ensureDirectoryExistsAndClear($this->vendorDir.'/foo/bar');
file_put_contents($this->vendorDir.'/foo/bar/binary', $contents);
$installer = new BinaryInstaller($this->io, $this->binDir, 'full', $this->fs);
$installer->installBinaries($package, $this->vendorDir.'/foo/bar');
$proc = new ProcessExecutor();
$proc->execute($this->binDir.'/binary arg', $output);
$this->assertEquals('', $proc->getErrorOutput());
$this->assertEquals('success arg', $output);
}
public function executableBinaryProvider()
{
$tests = array(
'simple php file' => array(<<<'EOL'
<?php
echo 'success '.$_SERVER['argv'][1];
EOL
),
'php file with shebang' => array(<<<'EOL'
#!/usr/bin/env php
<?php
echo 'success '.$_SERVER['argv'][1];
EOL
),
'phar file' => array(
base64_decode('IyEvdXNyL2Jpbi9lbnYgcGhwCjw/cGhwCgpQaGFyOjptYXBQaGFyKCd0ZXN0LnBoYXInKTsKCnJlcXVpcmUgJ3BoYXI6Ly90ZXN0LnBoYXIvcnVuLnBocCc7CgpfX0hBTFRfQ09NUElMRVIoKTsgPz4NCj4AAAABAAAAEQAAAAEACQAAAHRlc3QucGhhcgAAAAAHAAAAcnVuLnBocCoAAADb9n9hKgAAAMUDDWGkAQAAAAAAADw/cGhwIGVjaG8gInN1Y2Nlc3MgIi4kX1NFUlZFUlsiYXJndiJdWzFdO1SOC0IE3+UN0yzrHIwyspp9slhmAgAAAEdCTUI=')
),
);
if (PHP_VERSION_ID >= 70000) {
$tests += array(
'shebang with strict types declare' => array(<<<'EOL'
#!/usr/bin/env php
<?php declare(strict_types=1);
echo 'success '.$_SERVER['argv'][1];
EOL
),
);
}
return $tests;
}
/**
* @return \Composer\Package\PackageInterface&\PHPUnit\Framework\MockObject\MockObject
*/
protected function createPackageMock()
{
return $this->getMockBuilder('Composer\Package\Package')
->setConstructorArgs(array(md5((string) mt_rand()), '1.0.0.0', '1.0.0'))
->getMock();
}
}