Deployer::init() - Code Metrics - Inspection of "Composer update" - deployphp/deployer - Measure and Improve Code Quality continuously with Scrutinizer

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Push — master ( 523c4a...acaf0b )

by Anton

created 2017-12-18 11:16 UTC

Deployer::init() A

↳ Parent: Deployer

Complexity

Conditions	1
Paths	1

Size

Total Lines	10
Code Lines	8

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	9
CRAP Score	1

Importance

Changes

Metric	Value
cc	1
eloc	8
nc	1
nop	0
dl	0
loc	10
ccs	9
cts	9
cp	1
crap	1
rs	9.4285
c	0
b	0
f	0

<?php
/* (c) Anton Medvedev <[email protected]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Deployer;

use Deployer\Collection\Collection;
use Deployer\Console\Application;
use Deployer\Console\AutocompleteCommand;
use Deployer\Console\CommandEvent;
use Deployer\Console\InitCommand;
use Deployer\Console\Output\Informer;
use Deployer\Console\Output\OutputWatcher;
use Deployer\Console\RunCommand;
use Deployer\Console\SshCommand;
use Deployer\Console\TaskCommand;
use Deployer\Console\WorkerCommand;
use Deployer\Executor\ParallelExecutor;
use Deployer\Executor\SeriesExecutor;
use Deployer\Logger\Handler\FileHandler;
use Deployer\Logger\Handler\NullHandler;
use Deployer\Logger\Logger;
use Deployer\Task;
use Deployer\Utility\ProcessOutputPrinter;
use Deployer\Utility\ProcessRunner;
use Deployer\Utility\Reporter;
use Deployer\Utility\Rsync;
use Pimple\Container;
use Symfony\Component\Console;
use Symfony\Component\Console\Input\ArgvInput;
use Symfony\Component\Console\Output\ConsoleOutput;
use Symfony\Component\Console\Style\SymfonyStyle;
use function Deployer\Support\array_merge_alternate;

/**
 * Deployer class represents DI container for configuring
 *
 * @property Application console
 * @property Task\TaskCollection|Task\Task[] tasks
 * @property Host\HostCollection|Collection|Host\Host[] hosts
 * @property Collection config
 * @property Rsync rsync
 * @property Ssh\Client sshClient
 * @property ProcessRunner processRunner
 * @property Task\ScriptManager scriptManager
 * @property Host\HostSelector hostSelector
 * @property SeriesExecutor seriesExecutor
 * @property ParallelExecutor parallelExecutor
 * @property Informer informer
 * @property Logger logger
 */
class Deployer extends Container
{
    /**
     * Global instance of deployer. It's can be accessed only after constructor call.
     * @var Deployer
     */
    private static $instance;

    /**
     * @param Application $console
     */
    public function __construct(Application $console)
    {
        parent::__construct();

        /******************************
         *           Console          *
         ******************************/

        $this['console'] = function () use ($console) {
            $console->catchIO(function ($input, $output) {
                $this['input'] = $input;
                $this['output'] =  new OutputWatcher($output);
                return [$this['input'], $this['output']];
            });
            return $console;
        };

        /******************************
         *           Config           *
         ******************************/

        $this['config'] = function () {
            return new Collection();
        };
        $this->config['ssh_multiplexing'] = true;
        $this->config['default_stage'] = null;

        /******************************
         *            Core            *
         ******************************/

        $this['pop'] = function ($c) {
            return new ProcessOutputPrinter($c['output'], $c['logger']);
        };
        $this['sshClient'] = function ($c) {
            return new Ssh\Client($c['output'], $c['pop'], $c['config']['ssh_multiplexing']);
        };
        $this['rsync'] = function ($c) {
            return new Rsync($c['pop']);
        };
        $this['processRunner'] = function ($c) {
            return new ProcessRunner($c['pop']);
        };
        $this['tasks'] = function () {
            return new Task\TaskCollection();
        };
        $this['hosts'] = function () {
            return new Host\HostCollection();
        };
        $this['scriptManager'] = function ($c) {
            return new Task\ScriptManager($c['tasks']);
        };
        $this['hostSelector'] = function ($c) {
            $defaultStage = $c['config']['default_stage'];
            if (is_object($defaultStage) && ($defaultStage instanceof \Closure)) {
                $defaultStage = call_user_func($defaultStage);
            }
            return new Host\HostSelector($c['hosts'], $defaultStage);
        };
        $this['fail'] = function () {
            return new Collection();
        };
        $this['informer'] = function ($c) {
            return new Informer($c['output']);
        };
        $this['seriesExecutor'] = function ($c) {
            return new SeriesExecutor($c['input'], $c['output'], $c['informer']);
        };
        $this['parallelExecutor'] = function ($c) {
            return new ParallelExecutor($c['input'], $c['output'], $c['informer'], $c['console']);
        };

        /******************************
         *           Logger           *
         ******************************/

        $this['log_handler'] = function () {
            return !empty($this->config['log_file'])
                ? new FileHandler($this->config['log_file'])
                : new NullHandler();
        };
        $this['logger'] = function () {
            return new Logger($this['log_handler']);
        };

        /******************************
         *        Init command        *
         ******************************/

        $this['init_command'] = function () {
            return new InitCommand();
        };

        self::$instance = $this;
    }

    /**
     * @return Deployer
     */
    public static function get()
    {
        return self::$instance;
    }

    /**
     * @param string $name
     * @param mixed $value
     */
    public static function setDefault($name, $value)
    {
        Deployer::get()->config[$name] = $value;
    }

    /**
     * @param string $name
     * @param mixed $default
     * @return mixed
     */
    public static function getDefault($name, $default = null)
    {
        return self::hasDefault($name) ? Deployer::get()->config[$name] : $default;
    }

    /**
     * @param string $name
     * @return boolean
     */
    public static function hasDefault($name)
    {
        return isset(Deployer::get()->config[$name]);
    }

    /**
     * @param string $name
     * @param array $array
     */
    public static function addDefault($name, $array)
    {
        if (self::hasDefault($name)) {
            $config = self::getDefault($name);
            if (!is_array($config)) {
                throw new \RuntimeException("Configuration parameter `$name` isn't array.");
            }
            self::setDefault($name, array_merge_alternate($config, $array));
        } else {
            self::setDefault($name, $array);
        }
    }

    /**
     * Init console application
     */
    public function init()
    {
        $this->addConsoleCommands();
        $this->getConsole()->add(new WorkerCommand($this));
        $this->getConsole()->add($this['init_command']);
        $this->getConsole()->add(new SshCommand($this));
        $this->getConsole()->add(new RunCommand($this));
        $this->getConsole()->add(new AutocompleteCommand());
        $this->getConsole()->afterRun([$this, 'collectAnonymousStats']);
    }

    /**
     * Transform tasks to console commands.
     */
    public function addConsoleCommands()
    {
        $this->getConsole()->addUserArgumentsAndOptions();

        foreach ($this->tasks as $name => $task) {
            if ($task->isPrivate()) {
                continue;
            }

            $this->getConsole()->add(new TaskCommand($name, $task->getDescription(), $this));
        }
    }

    /**
     * @param string $name
     * @return mixed
     * @throws \InvalidArgumentException
     */
    public function __get($name)
    {
        if (isset($this[$name])) {
            return $this[$name];
        } else {
            throw new \InvalidArgumentException("Property \"$name\" does not exist.");
        }
    }

    /**
     * @return Application
     */
    public function getConsole()
    {
        return $this['console'];
    }

    /**
     * @return Console\Input\InputInterface
     */
    public function getInput()
    {
        return $this['input'];
    }

    /**
     * @return Console\Output\OutputInterface
     */
    public function getOutput()
    {
        return $this['output'];
    }

    /**
     * @param string $name
     * @return Console\Helper\HelperInterface
     */
    public function getHelper($name)
    {
        return $this->getConsole()->getHelperSet()->get($name);
    }

    /**
     * Run Deployer
     *
     * @param string $version
     * @param string $deployFile
     */
    public static function run($version, $deployFile)
    {
        // Init Deployer
        $console = new Application('Deployer', $version);
        $input = new ArgvInput();
        $output = new ConsoleOutput();
        $deployer = new self($console);

        // Pretty-print uncaught exceptions in symfony-console
        set_exception_handler(function ($e) use ($input, $output) {
            $io = new SymfonyStyle($input, $output);
            $io->block($e->getMessage(), get_class($e), 'fg=white;bg=red', ' ', true);
            $io->block($e->getTraceAsString());
            exit(1);
        });

        // Require deploy.php file
        if (is_readable($deployFile)) {
            // Prevent variable leak into deploy.php file
            call_user_func(function () use ($deployFile) {
                require $deployFile;
            });
        }

        // Run Deployer
        $deployer->init();
        $console->run($input, $output);
    }

    /**
     * Collect anonymous stats about Deployer usage for improving developer experience.
     * If you are not comfortable with this, you will always be able to disable this
     * by setting `allow_anonymous_stats` to false in your deploy.php file.
     *
     * @param CommandEvent $commandEvent
     * @codeCoverageIgnore
     */
    public function collectAnonymousStats(CommandEvent $commandEvent)
    {
        if ($this->config->has('allow_anonymous_stats') && $this->config['allow_anonymous_stats'] === false) {
            return;
        }

        $stats = [
            'status' => 'success',
            'command_name' => $commandEvent->getCommand()->getName(),
            'project_hash' => empty($this->config['repository']) ? null : sha1($this->config['repository']),
            'hosts_count' => $this->hosts->count(),
            'deployer_version' => $this->getConsole()->getVersion(),
            'deployer_phar' => $this->getConsole()->isPharArchive(),
            'php_version' => phpversion(),
            'extension_pcntl' => extension_loaded('pcntl'),
            'extension_curl' => extension_loaded('curl'),
            'os' => defined('PHP_OS_FAMILY') ? PHP_OS_FAMILY : (stristr(PHP_OS, 'DAR') ? 'OSX' : (stristr(PHP_OS, 'WIN') ? 'WIN' : (stristr(PHP_OS, 'LINUX') ? 'LINUX' : PHP_OS))),
            'exception' => null,
        ];

        if ($commandEvent->getException() !== null) {
            $stats['status'] = 'error';
            $stats['exception'] = get_class($commandEvent->getException());
        }

        if ($stats['command_name'] === 'init') {
            $stats['allow_anonymous_stats'] = $GLOBALS['allow_anonymous_stats'] ?? false;
        }

        if (in_array($stats['command_name'], ['worker', 'list', 'help'], true)) {
            return;
        }

        Reporter::report($stats);
    }
}


1		<?php
2		/* (c) Anton Medvedev <[email protected]>
3		*
4		* For the full copyright and license information, please view the LICENSE
5		* file that was distributed with this source code.
6		*/
7
8		namespace Deployer;
9
10		use Deployer\Collection\Collection;
11		use Deployer\Console\Application;
12		use Deployer\Console\AutocompleteCommand;
13		use Deployer\Console\CommandEvent;
14		use Deployer\Console\InitCommand;
15		use Deployer\Console\Output\Informer;
16		use Deployer\Console\Output\OutputWatcher;
17		use Deployer\Console\RunCommand;
18		use Deployer\Console\SshCommand;
19		use Deployer\Console\TaskCommand;
20		use Deployer\Console\WorkerCommand;
21		use Deployer\Executor\ParallelExecutor;
22		use Deployer\Executor\SeriesExecutor;
23		use Deployer\Logger\Handler\FileHandler;
24		use Deployer\Logger\Handler\NullHandler;
25		use Deployer\Logger\Logger;
26		use Deployer\Task;
27		use Deployer\Utility\ProcessOutputPrinter;
28		use Deployer\Utility\ProcessRunner;
29		use Deployer\Utility\Reporter;
30		use Deployer\Utility\Rsync;
31		use Pimple\Container;
32		use Symfony\Component\Console;
33		use Symfony\Component\Console\Input\ArgvInput;
34		use Symfony\Component\Console\Output\ConsoleOutput;
35		use Symfony\Component\Console\Style\SymfonyStyle;
36		use function Deployer\Support\array_merge_alternate;
37
38		/**
39		* Deployer class represents DI container for configuring
40		*
41		* @property Application console
42		* @property Task\TaskCollection\|Task\Task[] tasks
43		* @property Host\HostCollection\|Collection\|Host\Host[] hosts
44		* @property Collection config
45		* @property Rsync rsync
46		* @property Ssh\Client sshClient
47		* @property ProcessRunner processRunner
48		* @property Task\ScriptManager scriptManager
49		* @property Host\HostSelector hostSelector
50		* @property SeriesExecutor seriesExecutor
51		* @property ParallelExecutor parallelExecutor
52		* @property Informer informer
53		* @property Logger logger
54		*/
55		class Deployer extends Container
56		{
57		/**
58		* Global instance of deployer. It's can be accessed only after constructor call.
59		* @var Deployer
60		*/
61		private static $instance;
62
63		/**
64		* @param Application $console
65		*/
66	29	public function __construct(Application $console)
67		{
68	29	parent::__construct();
69
70		/******************************
71		* Console *
72		******************************/
73
74		$this['console'] = function () use ($console) {
75	14	$console->catchIO(function ($input, $output) {
76	14	$this['input'] = $input;
77	14	$this['output'] = new OutputWatcher($output);
78	14	return [$this['input'], $this['output']];
79	14	});
80	14	return $console;
81		};
82
83		/******************************
84		* Config *
85		******************************/
86
87	29	$this['config'] = function () {
88	29	return new Collection();
89		};
90	29	$this->config['ssh_multiplexing'] = true;
91	29	$this->config['default_stage'] = null;
92
93		/******************************
94		* Core *
95		******************************/
96
97	10	$this['pop'] = function ($c) {
98	10	return new ProcessOutputPrinter($c['output'], $c['logger']);
99		};
100	9	$this['sshClient'] = function ($c) {
101	9	return new Ssh\Client($c['output'], $c['pop'], $c['config']['ssh_multiplexing']);
102		};
103		$this['rsync'] = function ($c) {
104		return new Rsync($c['pop']);
105		};
106	10	$this['processRunner'] = function ($c) {
107	10	return new ProcessRunner($c['pop']);
108		};
109	18	$this['tasks'] = function () {
110	18	return new Task\TaskCollection();
111		};
112	18	$this['hosts'] = function () {
113	18	return new Host\HostCollection();
114		};
115	16	$this['scriptManager'] = function ($c) {
116	16	return new Task\ScriptManager($c['tasks']);
117		};
118	14	$this['hostSelector'] = function ($c) {
119	14	$defaultStage = $c['config']['default_stage'];
120	14	if (is_object($defaultStage) && ($defaultStage instanceof \Closure)) {
121		$defaultStage = call_user_func($defaultStage);
122		}
123	14	return new Host\HostSelector($c['hosts'], $defaultStage);
124		};
125	9	$this['fail'] = function () {
126	9	return new Collection();
127		};
128	14	$this['informer'] = function ($c) {
129	14	return new Informer($c['output']);
130		};
131	11	$this['seriesExecutor'] = function ($c) {
132	11	return new SeriesExecutor($c['input'], $c['output'], $c['informer']);
133		};
134	3	$this['parallelExecutor'] = function ($c) {
135	3	return new ParallelExecutor($c['input'], $c['output'], $c['informer'], $c['console']);
136		};
137
138		/******************************
139		* Logger *
140		******************************/
141
142	10	$this['log_handler'] = function () {
143	10	return !empty($this->config['log_file'])
144		? new FileHandler($this->config['log_file'])
145	10	: new NullHandler();
146		};
147	10	$this['logger'] = function () {
148	10	return new Logger($this['log_handler']);
149		};
150
151		/******************************
152		* Init command *
153		******************************/
154
155	14	$this['init_command'] = function () {
156	14	return new InitCommand();
157		};
158
159	29	self::$instance = $this;
160	29	}
161
162		/**
163		* @return Deployer
164		*/
165	31	public static function get()
166		{
167	31	return self::$instance;
168		}
169
170		/**
171		* @param string $name
172		* @param mixed $value
173		*/
174	13	public static function setDefault($name, $value)
175		{
176	13	Deployer::get()->config[$name] = $value;
177	13	}
178
179		/**
180		* @param string $name
181		* @param mixed $default
182		* @return mixed
183		*/
184	15	public static function getDefault($name, $default = null)
185		{
186	15	return self::hasDefault($name) ? Deployer::get()->config[$name] : $default;
187		}
188
189		/**
190		* @param string $name
191		* @return boolean
192		*/
193	15	public static function hasDefault($name)
194		{
195	15	return isset(Deployer::get()->config[$name]);
196		}
197
198		/**
199		* @param string $name
200		* @param array $array
201		*/
202	2	public static function addDefault($name, $array)
203		{
204	2	if (self::hasDefault($name)) {
205	2	$config = self::getDefault($name);
206	2	if (!is_array($config)) {
207	1	throw new \RuntimeException("Configuration parameter `$name` isn't array.");
208		}
209	1	self::setDefault($name, array_merge_alternate($config, $array));
210		} else {
211		self::setDefault($name, $array);
212		}
213	1	}
214
215		/**
216		* Init console application
217		*/
218	14	public function init()
219		{
220	14	$this->addConsoleCommands();
221	14	$this->getConsole()->add(new WorkerCommand($this));
222	14	$this->getConsole()->add($this['init_command']);
223	14	$this->getConsole()->add(new SshCommand($this));
224	14	$this->getConsole()->add(new RunCommand($this));
225	14	$this->getConsole()->add(new AutocompleteCommand());
226	14	$this->getConsole()->afterRun([$this, 'collectAnonymousStats']);
227	14	}
228
229		/**
230		* Transform tasks to console commands.
231		*/
232	14	public function addConsoleCommands()
233		{
234	14	$this->getConsole()->addUserArgumentsAndOptions();
235
236	14	foreach ($this->tasks as $name => $task) {
237	14	if ($task->isPrivate()) {
238	9	continue;
239		}
240
241	14	$this->getConsole()->add(new TaskCommand($name, $task->getDescription(), $this));
242		}
243	14	}
244
245		/**
246		* @param string $name
247		* @return mixed
248		* @throws \InvalidArgumentException
249		*/
250	34	public function __get($name)
251		{
252	34	if (isset($this[$name])) {
253	34	return $this[$name];
254		} else {
255	1	throw new \InvalidArgumentException("Property \"$name\" does not exist.");
256		}
257		}
258
259		/**
260		* @return Application
261		*/
262	14	public function getConsole()
263		{
264	14	return $this['console'];
265		}
266
267		/**
268		* @return Console\Input\InputInterface
269		*/
270		public function getInput()
271		{
272		return $this['input'];
273		}
274
275		/**
276		* @return Console\Output\OutputInterface
277		*/
278		public function getOutput()
279		{
280		return $this['output'];
281		}
282
283		/**
284		* @param string $name
285		* @return Console\Helper\HelperInterface
286		*/
287		public function getHelper($name)
288		{
289		return $this->getConsole()->getHelperSet()->get($name);
290		}
291
292		/**
293		* Run Deployer
294		*
295		* @param string $version
296		* @param string $deployFile
297		*/
298		public static function run($version, $deployFile)
299		{
300		// Init Deployer
301		$console = new Application('Deployer', $version);
302		$input = new ArgvInput();
303		$output = new ConsoleOutput();
304		$deployer = new self($console);
305
306		// Pretty-print uncaught exceptions in symfony-console
307		set_exception_handler(function ($e) use ($input, $output) {
308		$io = new SymfonyStyle($input, $output);
309		$io->block($e->getMessage(), get_class($e), 'fg=white;bg=red', ' ', true);
310		$io->block($e->getTraceAsString());
311		exit(1);
312		});
313
314		// Require deploy.php file
315		if (is_readable($deployFile)) {
316		// Prevent variable leak into deploy.php file
317		call_user_func(function () use ($deployFile) {
318		require $deployFile;
319		});
320		}
321
322		// Run Deployer
323		$deployer->init();
324		$console->run($input, $output);
325		}
326
327		/**
328		* Collect anonymous stats about Deployer usage for improving developer experience.
329		* If you are not comfortable with this, you will always be able to disable this
330		* by setting `allow_anonymous_stats` to false in your deploy.php file.
331		*
332		* @param CommandEvent $commandEvent
333		* @codeCoverageIgnore
334		*/
335		public function collectAnonymousStats(CommandEvent $commandEvent)
336		{
337		if ($this->config->has('allow_anonymous_stats') && $this->config['allow_anonymous_stats'] === false) {
338		return;
339		}
340
341		$stats = [
342		'status' => 'success',
343		'command_name' => $commandEvent->getCommand()->getName(),
344		'project_hash' => empty($this->config['repository']) ? null : sha1($this->config['repository']),
345		'hosts_count' => $this->hosts->count(),
346		'deployer_version' => $this->getConsole()->getVersion(),
347		'deployer_phar' => $this->getConsole()->isPharArchive(),
348		'php_version' => phpversion(),
349		'extension_pcntl' => extension_loaded('pcntl'),
350		'extension_curl' => extension_loaded('curl'),
351		'os' => defined('PHP_OS_FAMILY') ? PHP_OS_FAMILY : (stristr(PHP_OS, 'DAR') ? 'OSX' : (stristr(PHP_OS, 'WIN') ? 'WIN' : (stristr(PHP_OS, 'LINUX') ? 'LINUX' : PHP_OS))),
352		'exception' => null,
353		];
354
355		if ($commandEvent->getException() !== null) {
356		$stats['status'] = 'error';
357		$stats['exception'] = get_class($commandEvent->getException());
358		}
359
360		if ($stats['command_name'] === 'init') {
361		$stats['allow_anonymous_stats'] = $GLOBALS['allow_anonymous_stats'] ?? false;
362		}
363
364		if (in_array($stats['command_name'], ['worker', 'list', 'help'], true)) {
365		return;
366		}
367
368		Reporter::report($stats);
369		}
370		}
371

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Deployer::init() A

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