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<?php
/** @license MIT
* Copyright 2017 J. King, Dustin Wilson et al.
* See LICENSE and AUTHORS files for details */
declare(strict_types=1);
namespace JKingWeb\Arsse\TestCase\Service;
use JKingWeb\Arsse\Service\Daemon;
use JKingWeb\Arsse\Service\Exception;
use org\bovigo\vfs\vfsStream;
/** @covers \JKingWeb\Arsse\Service\Daemon */
class TestDaemon extends \JKingWeb\Arsse\Test\AbstractTest {
protected $pidfiles = [
'errors' => [
'create' => [],
'read' => "cannot be read",
'write' => "cannot be written to",
'readwrite' => "can neither be read nor written to",
],
'ok' => [
'dir' => [],
'file' => "this file can be fully accessed",
],
'pid' => [
'current' => "2112",
'stale' => "42",
"empty" => "",
'malformed1' => "02112",
'malformed2' => "2112 ",
'malformed3' => "2112\n",
'bogus1' => "bogus",
'bogus2' => " ",
'bogus3' => "\n",
'overlong' => "123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890",
'locked' => "", // this file will be locked by the test
'unreadable' => "", // this file will be chmodded by the test
'unwritable' => "", // this file will be chmodded by the test
],
];
protected $daemon;
public function setUp(): void {
parent::setUp();
$this->daemon = $this->partialMock(Daemon::class);
}
/** @dataProvider providePathResolutions */
public function testResolveRelativePaths(string $path, $cwd, $exp): void {
// set up mock daemon class
$this->daemon->cwd->returns($cwd);
$daemon = $this->daemon->get();
// perform the test
$this->AssertSame($exp, $daemon->resolveRelativePath($path));
}
public function providePathResolutions(): iterable {
return [
["/", "/home/me", "/"],
["/.", "/home/me", "/"],
["/..", "/home/me", "/"],
["/run", "/home/me", "/run"],
["/./run", "/home/me", "/run"],
["/../run", "/home/me", "/run"],
["/run/../run", "/home/me", "/run"],
["/run/./run", "/home/me", "/run/run"],
["run", "/home/me", "/home/me/run"],
["run/..", "/home/me", "/home/me"],
[".", "/", "/"],
[".", false, false],
];
}
/** @dataProvider providePidFileChecks */
public function testCheckPidFiles(string $file, bool $accessible, $exp): void {
$vfs = vfsStream::setup("pidtest", 0777, $this->pidfiles);
$path = $vfs->url()."/";
// set up access blocks
chmod($path."errors/create", 0555);
chmod($path."errors/read", 0333);
chmod($path."errors/write", 0555);
chmod($path."errors/readwrite", 0111);
// set up mock daemon class
$this->daemon->resolveRelativePath->returns($accessible ? dirname($path.$file) : false);
$daemon = $this->daemon->get();
// perform the test
if ($exp instanceof \Exception) {
$this->assertException($exp);
$daemon->checkPIDFilePath($file);
} else {
$this->assertSame($path.$exp, $daemon->checkPIDFilePath($file));
}
}
public function providePidFileChecks(): iterable {
return [
["ok/file", false, new Exception("pidDirUnresolvable")],
["not/found", true, new Exception("pidDirMissing")],
["errors/create/pid", true, new Exception("pidUncreatable")],
["errors/read", true, new Exception("pidUnreadable")],
["errors/write", true, new Exception("pidUnwritable")],
["errors/readwrite", true, new Exception("pidUnusable")],
["", true, new Exception("pidNotFile")],
["ok/dir", true, new Exception("pidNotFile")],
["ok/file", true, "ok/file"],
["ok/dir/file", true, "ok/dir/file"],
];
}
/** @dataProvider providePidReadChecks */
public function testCheckPidReads(string $file, $exp) {
$vfs = vfsStream::setup("pidtest", 0777, $this->pidfiles);
$path = $vfs->url()."/pid/";
// set up access blocks
$f = fopen($path."locked", "r+");
flock($f, \LOCK_EX | \LOCK_NB);
chmod($path."unreadable", 0333);
chmod($path."unwritable", 0555);
// set up mock daemon class
$this->daemon->processExists->with(2112)->returns(true);
$this->daemon->processExists->with(42)->returns(false);
$daemon = $this->daemon->get();
// perform the test
try {
if ($exp instanceof \Exception) {
$this->assertException($exp);
$daemon->checkPID($path.$file);
} else {
$this->assertSame($exp, $daemon->checkPID($path.$file));
}
} finally {
flock($f, \LOCK_UN);
fclose($f);
}
}
public function providePidReadChecks(): iterable {
return [
["current", new Exception("pidDuplicate")],
["malformed1", new Exception("pidCorrupt")],
["malformed2", new Exception("pidCorrupt")],
["malformed3", new Exception("pidCorrupt")],
["bogus1", new Exception("pidCorrupt")],
["bogus2", new Exception("pidCorrupt")],
["bogus3", new Exception("pidCorrupt")],
["overlong", new Exception("pidCorrupt")],
["unreadable", new Exception("pidInaccessible")],
["unwritable", null],
["locked", null],
["missing", null],
["stale", null],
["empty", null],
];
}
/**
* @dataProvider providePidWriteChecks
* @requires extension posix
*/
public function testCheckPidWrites(string $file, $exp) {
$pid = (string) posix_getpid();
$vfs = vfsStream::setup("pidtest", 0777, $this->pidfiles);
$path = $vfs->url()."/pid/";
// set up access blocks
$f = fopen($path."locked", "r+");
flock($f, \LOCK_EX | \LOCK_NB);
chmod($path."unreadable", 0333);
chmod($path."unwritable", 0555);
// set up mock daemon class
$this->daemon->processExists->with(2112)->returns(true);
$this->daemon->processExists->with(42)->returns(false);
$daemon = $this->daemon->get();
// perform the test
try {
if ($exp instanceof \Exception) {
$this->assertException($exp);
$exp = $this->pidfiles['pid'][$file] ?? false;
$daemon->writePID($path.$file);
} else {
$this->assertSame($exp, $daemon->writePID($path.$file));
$exp = $pid;
}
} finally {
flock($f, \LOCK_UN);
fclose($f);
chmod($path."unreadable", 0777);
$this->assertSame($exp, @file_get_contents($path.$file));
}
}
public function providePidWriteChecks(): iterable {
return [
["current", new Exception("pidDuplicate")],
["malformed1", new Exception("pidCorrupt")],
["malformed2", new Exception("pidCorrupt")],
["malformed3", new Exception("pidCorrupt")],
["bogus1", new Exception("pidCorrupt")],
["bogus2", new Exception("pidCorrupt")],
["bogus3", new Exception("pidCorrupt")],
["overlong", new Exception("pidCorrupt")],
["unreadable", new Exception("pidInaccessible")],
["unwritable", new Exception("pidInaccessible")],
["locked", new Exception("pidLocked")],
["missing", null],
["stale", null],
["empty", null],
];
}
}