FirejailCommandTest.php

Go to the documentation of this file.

<?php
 
use MediaWiki\Shell\FirejailCommand;
use MediaWiki\Shell\Shell;
use Wikimedia\TestingAccessWrapper;
 
class FirejailCommandTest extends PHPUnit\Framework\TestCase {
 
    use MediaWikiCoversValidator;
 
    public function provideBuildFinalCommand() {
        global $IP;
        // phpcs:ignore Generic.Files.LineLength
        $env = "'MW_INCLUDE_STDERR=;MW_CPU_LIMIT=180; MW_CGROUP='\'''\''; MW_MEM_LIMIT=307200; MW_FILE_SIZE_LIMIT=102400; MW_WALL_CLOCK_LIMIT=180; MW_USE_LOG_PIPE=yes'";
        $limit = "/bin/bash '$IP/includes/shell/limit.sh'";
        $profile = "--profile=$IP/includes/shell/firejail.profile";
        $blacklist = '--blacklist=' . realpath( MW_CONFIG_FILE );
        $default = "$blacklist --noroot --seccomp --private-dev";
        return [
            [
                'No restrictions',
                'ls', 0, "$limit ''\''ls'\''' $env"
            ],
            [
                'default restriction',
                'ls', Shell::RESTRICT_DEFAULT,
                "$limit 'firejail --quiet $profile $default -- '\''ls'\''' $env"
            ],
            [
                'no network',
                'ls', Shell::NO_NETWORK,
                "$limit 'firejail --quiet $profile --net=none -- '\''ls'\''' $env"
            ],
            [
                'default restriction & no network',
                'ls', Shell::RESTRICT_DEFAULT | Shell::NO_NETWORK,
                "$limit 'firejail --quiet $profile $default --net=none -- '\''ls'\''' $env"
            ],
            [
                'seccomp',
                'ls', Shell::SECCOMP,
                "$limit 'firejail --quiet $profile --seccomp -- '\''ls'\''' $env"
            ],
            [
                'seccomp & no execve',
                'ls', Shell::SECCOMP | Shell::NO_EXECVE,
                "$limit 'firejail --quiet $profile --shell=none --seccomp=execve -- '\''ls'\''' $env"
            ],
        ];
    }
 
    public function testBuildFinalCommand( $desc, $params, $flags, $expected ) {
        $command = new FirejailCommand( 'firejail' );
        $command
            ->params( $params )
            ->restrict( $flags );
        $wrapper = TestingAccessWrapper::newFromObject( $command );
        $output = $wrapper->buildFinalCommand( $wrapper->command );
        $this->assertEquals( $expected, $output[0], $desc );
    }
 
    public function testParamsOutput() {
        $this->expectException( RuntimeException::class );
        ( new FirejailCommand( 'firejail' ) )->params( 'echo', 'a', '--output=/tmp/fjout', ';id' );
    }
 
}