SolrIndexTask::runForkedChild() - Code Metrics - Inspection of "Fix" - Firesphere/silverstripe-solr-search - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — hans/bugfix ( bed13c )

by Simon

created 2020-01-20 06:25 UTC

SolrIndexTask::runForkedChild() A

↳ Parent: SolrIndexTask

Complexity

Conditions	1
Paths	1

Size

Total Lines	8
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	2

Importance

Changes

Metric	Value
cc	1
eloc	5
c	0
b	0
f	0
nc	1
nop	3
dl	0
loc	8
ccs	0
cts	0
cp	0
crap	2
rs	10

<?php
/**
 * Class SolrIndexTask|Firesphere\SolrSearch\Tasks\SolrIndexTask Index Solr cores
 *
 * @package Firesphere\SolrSearch\Tasks
 * @author Simon `Firesphere` Erkelens; Marco `Sheepy` Hermo
 * @copyright Copyright (c) 2018 - now() Firesphere & Sheepy
 */

namespace Firesphere\SolrSearch\Tasks;

use Exception;
use Firesphere\SolrSearch\Factories\DocumentFactory;
use Firesphere\SolrSearch\Helpers\SolrLogger;
use Firesphere\SolrSearch\Indexes\BaseIndex;
use Firesphere\SolrSearch\Services\SolrCoreService;
use Firesphere\SolrSearch\States\SiteState;
use Firesphere\SolrSearch\Traits\LoggerTrait;
use Firesphere\SolrSearch\Traits\SolrIndexTrait;
use GuzzleHttp\Exception\GuzzleException;
use Psr\Log\LoggerInterface;
use ReflectionException;
use SilverStripe\Control\Controller;
use SilverStripe\Control\Director;
use SilverStripe\Control\HTTPRequest;
use SilverStripe\Core\Injector\Injector;
use SilverStripe\Dev\BuildTask;
use SilverStripe\ORM\ArrayList;
use SilverStripe\ORM\DataList;
use SilverStripe\ORM\DataObject;
use SilverStripe\ORM\DB;
use SilverStripe\ORM\SS_List;
use SilverStripe\ORM\ValidationException;
use SilverStripe\Versioned\Versioned;

/**
 * Class SolrIndexTask
 *
 * @description Index items to Solr through a tasks
 * @package Firesphere\SolrSearch\Tasks
 */
class SolrIndexTask extends BuildTask
{
    use LoggerTrait;
    use SolrIndexTrait;
    /**
     * URLSegment of this task
     *
     * @var string
     */
    private static $segment = 'SolrIndexTask';
    /**
     * Store the current states for all instances of SiteState
     *
     * @var array
     */
    public $currentStates;
    /**
     * My name
     *
     * @var string
     */
    protected $title = 'Solr Index update';
    /**
     * What do I do?
     *
     * @var string
     */
    protected $description = 'Add or update documents to an existing Solr core.';

    /**
     * SolrIndexTask constructor. Sets up the document factory
     *
     * @throws ReflectionException
     */
    public function __construct()
    {
        parent::__construct();
        // Only index live items.
        // The old FTS module also indexed Draft items. This is unnecessary
        // If versioned is needed, a separate Versioned Search module is required
        Versioned::set_reading_mode(Versioned::DEFAULT_MODE);
        $this->setService(Injector::inst()->get(SolrCoreService::class));
        $this->setLogger(Injector::inst()->get(LoggerInterface::class));
        $this->setDebug(Director::isDev() || Director::is_cli());
        $this->setBatchLength(DocumentFactory::config()->get('batchLength'));
        $cores = SolrCoreService::config()->get('cpucores') ?: 1;
        $this->setCores($cores);
        $currentStates = SiteState::currentStates();
        SiteState::setDefaultStates($currentStates);
    }

    /**
     * Implement this method in the task subclass to
     * execute via the TaskRunner
     *
     * @param HTTPRequest $request Current request
     * @return int|bool
     * @throws Exception
     * @throws GuzzleException
     */
    public function run($request)
    {
        $start = time();
        $this->getLogger()->info(date('Y-m-d H:i:s'));
        list($vars, $group, $isGroup) = $this->taskSetup($request);
        $groups = 0;
        $indexes = $this->service->getValidIndexes($request->getVar('index'));

        foreach ($indexes as $indexName) {
            /** @var BaseIndex $index */
            $index = Injector::inst()->get($indexName, false);
            $this->setIndex($index);

            $indexClasses = $this->index->getClasses();
            $classes = $this->getClasses($vars, $indexClasses);
            if (!count($classes)) {
                continue;
            }

            $this->clearIndex($vars);

            $groups = $this->indexClassForIndex($classes, $isGroup, $group);
        }

        $this->getLogger()->info(gmdate('Y-m-d H:i:s'));
        $time = gmdate('H:i:s', (time() - $start));
        $this->getLogger()->info(sprintf('Time taken: %s', $time));

        return $groups;
    }

    /**
     * Set up the requirements for this task
     *
     * @param HTTPRequest $request Current request
     * @return array
     */
    protected function taskSetup($request): array
    {
        $vars = $request->getVars();
        $debug = $this->isDebug() || isset($vars['debug']);
        // Forcefully set the debugging to whatever the outcome of the above is
        $this->setDebug($debug, true);
        $group = $vars['group'] ?? 0;
        $start = $vars['start'] ?? 0;
        $group = ($start > $group) ? $start : $group;
        $isGroup = isset($vars['group']);

        return [$vars, $group, $isGroup];
    }

    /**
     * get the classes to run for this task execution
     *
     * @param array $vars URL GET Parameters
     * @param array $classes Classes to index
     * @return bool|array
     */
    protected function getClasses($vars, array $classes): array
    {
        if (isset($vars['class'])) {
            return array_intersect($classes, [$vars['class']]);
        }

        return $classes;
    }

    /**
     * Clear the given index if a full re-index is needed
     *
     * @param array $vars URL GET Parameters
     * @throws Exception
     */
    public function clearIndex($vars)
    {
        if (!empty($vars['clear'])) {
            $this->getLogger()->info(sprintf('Clearing index %s', $this->index->getIndexName()));
            $this->service->doManipulate(ArrayList::create([]), SolrCoreService::DELETE_TYPE_ALL, $this->index);
        }
    }

    /**
     * Index the classes for a specific index
     *
     * @param array $classes Classes that need indexing
     * @param bool $isGroup Indexing a specific group?
     * @param int $group Group to index
     * @return int
     * @throws Exception
     * @throws GuzzleException
     */
    protected function indexClassForIndex($classes, $isGroup, $group): int
    {
        $groups = 0;
        foreach ($classes as $class) {
            $groups = $this->indexClass($isGroup, $class, $group);
        }

        return $groups;
    }

    /**
     * Index a single class for a given index. {@link static::indexClassForIndex()}
     *
     * @param bool $isGroup Is a specific group indexed
     * @param string $class Class to index
     * @param int $group Group to index
     * @return int
     * @throws GuzzleException
     * @throws ValidationException
     */
    private function indexClass($isGroup, $class, int $group): int
    {
        $this->getLogger()->info(sprintf('Indexing %s for %s', $class, $this->getIndex()->getIndexName()));
        list($totalGroups, $groups) = $this->getGroupSettings($isGroup, $class, $group);
        $this->getLogger()->info(sprintf('Total groups %s', $totalGroups));
        do { // Run from oldest to newest
            try {
                if ($this->hasPCNTL()) {
                    // @codeCoverageIgnoreStart
                    $group = $this->spawnChildren($class, $group, $groups);
                // @codeCoverageIgnoreEnd
                } else {
                    $this->doReindex($group, $class);
                }
                $group++;
            } catch (Exception $error) {
                // @codeCoverageIgnoreStart
                $this->logException($this->index->getIndexName(), $group, $error);
                $group++;
                continue;
                // @codeCoverageIgnoreEnd
            }
        } while ($group <= $groups);

        return $totalGroups;
    }

    /**
     * Check the amount of groups and the total against the isGroup check.
     *
     * @param bool $isGroup Is it a specific group
     * @param string $class Class to check
     * @param int $group Current group to index
     * @return array
     */
    private function getGroupSettings($isGroup, $class, int $group): array
    {
        $totalGroups = (int)ceil($class::get()->count() / $this->getBatchLength());
        $groups = $isGroup ? ($group + $this->getCores() - 1) : $totalGroups;

        return [$totalGroups, $groups];
    }

    /**
     * Check if PCNTL is available and/or useable.
     * The unittest param is from phpunit.xml.dist, meant to bypass the exit(0) call
     * The pcntl parameter check is for unit tests, but PHPUnit does not support PCNTL (yet)
     *
     * @return bool
     */
    private function hasPCNTL()
    {
        return Director::is_cli() &&
            function_exists('pcntl_fork') &&
            (Controller::curr()->getRequest()->getVar('unittest') === 'pcntl' ||
                !Controller::curr()->getRequest()->getVar('unittest'));
    }

    /**
     * For each core, spawn a child process that will handle a separate group.
     * This speeds up indexing through CLI massively.
     *
     * @codeCoverageIgnore Can't be tested because PCNTL is not available
     * @param string $class Class to index
     * @param int $group Group to index
     * @param int $groups Total amount of groups
     * @return int Last group indexed
     * @throws Exception
     * @throws GuzzleException
     */
    private function spawnChildren($class, int $group, int $groups): int
    {
        $start = $group;
        $pids = [];
        $cores = $this->getCores();
        // for each core, start a grouped indexing
        for ($i = 0; $i < $cores; $i++) {
            $start = $group + $i;
            if ($start < $groups) {
                $this->runForkedChild($class, $pids, $start);
            }
        }
        // Wait for each child to finish
        // It needs to wait for them independently,
        // or it runs out of memory for some reason
        foreach ($pids as $pid) {
            pcntl_waitpid($pid, $status);
        }
        $commit = $this->index->getClient()->createUpdate();
        $commit->addCommit();

        $this->index->getClient()->update($commit);

        return $start;
    }

    /**
     * Create a fork and run the child
     *
     * @codeCoverageIgnore Can't be tested because PCNTL is not available
     * @param string $class Class to index
     * @param array $pids Array of all the child Process IDs
     * @param int $start Start point for the objects
     * @return void
     * @throws GuzzleException
     * @throws ValidationException
     */
    private function runForkedChild($class, array &$pids, int $start): void
    {
        $pid = pcntl_fork();
        // PID needs to be pushed before anything else, for some reason
        $pids[] = $pid;
        $config = DB::getConfig();
        DB::connect($config);
        $this->runChild($class, $pid, $start);
    }

    /**
     * Ren a single child index operation
     *
     * @codeCoverageIgnore Can't be tested because PCNTL is not available
     * @param string $class Class to index
     * @param int $pid PID of the child
     * @param int $start Position to start
     * @throws GuzzleException
     * @throws ValidationException
     * @throws Exception
     */
    private function runChild($class, int $pid, int $start): void
    {
        if ($pid === 0) {
            try {
                $this->doReindex($start, $class, $pid);
            } catch (Exception $error) {
                SolrLogger::logMessage('ERROR', $error, $this->index->getIndexName());
                $msg = sprintf(
                    'Something went wrong while indexing %s on %s, see the logs for details',
                    $start,
                    $this->index->getIndexName()
                );
                if ($pid !== false) {
                    exit(0);

                }
                throw new Exception($msg);
            }
        }
    }

    /**
     * Reindex the given group, for each state
     *
     * @param int $group Group to index
     * @param string $class Class to index
     * @param bool|int $pid Are we a child process or not
     * @throws Exception
     */
    private function doReindex($group, $class, $pid = false)
    {
        $start = time();
        foreach (SiteState::getStates() as $state) {
            if ($state !== 'default' && !empty($state)) {
                SiteState::withState($state);
            }
            $this->stateReindex($group, $class);
        }

        SiteState::withState(SiteState::DEFAULT_STATE);
        $end = gmdate('i:s', time() - $start);
        $this->getLogger()->info(sprintf('Indexed group %s in %s', $group, $end));

        // @codeCoverageIgnoreStart
        if ($pid !== false) {
            exit(0);

        }
        // @codeCoverageIgnoreEnd
    }

    /**
     * Index a group of a class for a specific state and index
     *
     * @param string $group Group to index
     * @param string $class Class to index
     * @throws Exception
     */
    private function stateReindex($group, $class): void
    {
        // Generate filtered list of local records
        $baseClass = DataObject::getSchema()->baseDataClass($class);
        /** @var DataList|DataObject[] $items */
        $items = DataObject::get($baseClass)
            ->sort('ID ASC')
            ->limit($this->getBatchLength(), ($group * $this->getBatchLength()));
        if ($items->count()) {
            $this->updateIndex($items);
        }
    }

    /**
     * Execute the update on the client
     *
     * @param SS_List $items Items to index
     * @throws Exception
     */
    private function updateIndex($items): void
    {
        $index = $this->getIndex();
        $client = $index->getClient();
        $update = $client->createUpdate();
        $this->service->setDebug($this->debug);
        $this->service->updateIndex($index, $items, $update);
        $client->update($update);
    }

    /**
     * Log an exception if it happens. Most are catched, these logs are for the developers
     * to identify problems and fix them.
     *
     * @codeCoverageIgnore This is actually tested through reflection
     * @param string $index Index that is currently running
     * @param int $group Group currently attempted to index
     * @param Exception $exception Exception that's been thrown
     * @throws GuzzleException
     * @throws ValidationException
     */
    private function logException($index, int $group, Exception $exception): void
    {
        $this->getLogger()->error($exception->getMessage());
        $msg = sprintf(
            'Error indexing core %s on group %s,' . PHP_EOL .
            'Please log in to the CMS to find out more about Indexing errors' . PHP_EOL,
            $index,
            $group
        );
        SolrLogger::logMessage('ERROR', $msg, $index);
    }
}


1		<?php
2		/**
3		* Class SolrIndexTask\|Firesphere\SolrSearch\Tasks\SolrIndexTask Index Solr cores
4		*
5		* @package Firesphere\SolrSearch\Tasks
6		* @author Simon `Firesphere` Erkelens; Marco `Sheepy` Hermo
7		* @copyright Copyright (c) 2018 - now() Firesphere & Sheepy
8		*/
9
10		namespace Firesphere\SolrSearch\Tasks;
11
12		use Exception;
13		use Firesphere\SolrSearch\Factories\DocumentFactory;
14		use Firesphere\SolrSearch\Helpers\SolrLogger;
15		use Firesphere\SolrSearch\Indexes\BaseIndex;
16		use Firesphere\SolrSearch\Services\SolrCoreService;
17		use Firesphere\SolrSearch\States\SiteState;
18		use Firesphere\SolrSearch\Traits\LoggerTrait;
19		use Firesphere\SolrSearch\Traits\SolrIndexTrait;
20		use GuzzleHttp\Exception\GuzzleException;
21		use Psr\Log\LoggerInterface;
22		use ReflectionException;
23		use SilverStripe\Control\Controller;
24		use SilverStripe\Control\Director;
25		use SilverStripe\Control\HTTPRequest;
26		use SilverStripe\Core\Injector\Injector;
27		use SilverStripe\Dev\BuildTask;
28		use SilverStripe\ORM\ArrayList;
29		use SilverStripe\ORM\DataList;
30		use SilverStripe\ORM\DataObject;
31		use SilverStripe\ORM\DB;
32		use SilverStripe\ORM\SS_List;
33		use SilverStripe\ORM\ValidationException;
34		use SilverStripe\Versioned\Versioned;
35
36		/**
37		* Class SolrIndexTask
38		*
39		* @description Index items to Solr through a tasks
40		* @package Firesphere\SolrSearch\Tasks
41		*/
42		class SolrIndexTask extends BuildTask
43		{
44		use LoggerTrait;
45		use SolrIndexTrait;
46		/**
47		* URLSegment of this task
48		*
49		* @var string
50		*/
51		private static $segment = 'SolrIndexTask';
52		/**
53		* Store the current states for all instances of SiteState
54		*
55		* @var array
56		*/
57		public $currentStates;
58		/**
59		* My name
60		*
61		* @var string
62		*/
63		protected $title = 'Solr Index update';
64		/**
65		* What do I do?
66		*
67		* @var string
68		*/
69		protected $description = 'Add or update documents to an existing Solr core.';
70
71		/**
72		* SolrIndexTask constructor. Sets up the document factory
73		*
74		* @throws ReflectionException
75		*/
76	16	public function __construct()
77		{
78	16	parent::__construct();
79		// Only index live items.
80		// The old FTS module also indexed Draft items. This is unnecessary
81		// If versioned is needed, a separate Versioned Search module is required
82	16	Versioned::set_reading_mode(Versioned::DEFAULT_MODE);
83	16	$this->setService(Injector::inst()->get(SolrCoreService::class));
84	16	$this->setLogger(Injector::inst()->get(LoggerInterface::class));
85	16	$this->setDebug(Director::isDev() \|\| Director::is_cli());
86	16	$this->setBatchLength(DocumentFactory::config()->get('batchLength'));
87	16	$cores = SolrCoreService::config()->get('cpucores') ?: 1;
88	16	$this->setCores($cores);
89	16	$currentStates = SiteState::currentStates();
90	16	SiteState::setDefaultStates($currentStates);
91	16	}
92
93		/**
94		* Implement this method in the task subclass to
95		* execute via the TaskRunner
96		*
97		* @param HTTPRequest $request Current request
98		* @return int\|bool
99		* @throws Exception
100		* @throws GuzzleException
101		*/
102	13	public function run($request)
103		{
104	13	$start = time();
105	13	$this->getLogger()->info(date('Y-m-d H:i:s'));
106	13	list($vars, $group, $isGroup) = $this->taskSetup($request);
107	13	$groups = 0;
108	13	$indexes = $this->service->getValidIndexes($request->getVar('index'));
109
110	13	foreach ($indexes as $indexName) {
111		/** @var BaseIndex $index */
112	13	$index = Injector::inst()->get($indexName, false);
113	13	$this->setIndex($index);
114
115	13	$indexClasses = $this->index->getClasses();
116	13	$classes = $this->getClasses($vars, $indexClasses);
117	13	if (!count($classes)) {
118	10	continue;
119		}
120
121	13	$this->clearIndex($vars);
122
123	13	$groups = $this->indexClassForIndex($classes, $isGroup, $group);
124		}
125
126	13	$this->getLogger()->info(gmdate('Y-m-d H:i:s'));
127	13	$time = gmdate('H:i:s', (time() - $start));
128	13	$this->getLogger()->info(sprintf('Time taken: %s', $time));
129
130	13	return $groups;
131		}
132
133		/**
134		* Set up the requirements for this task
135		*
136		* @param HTTPRequest $request Current request
137		* @return array
138		*/
139	13	protected function taskSetup($request): array
140		{
141	13	$vars = $request->getVars();
142	13	$debug = $this->isDebug() \|\| isset($vars['debug']);
143		// Forcefully set the debugging to whatever the outcome of the above is
144	13	$this->setDebug($debug, true);
145	13	$group = $vars['group'] ?? 0;
146	13	$start = $vars['start'] ?? 0;
147	13	$group = ($start > $group) ? $start : $group;
148	13	$isGroup = isset($vars['group']);
149
150	13	return [$vars, $group, $isGroup];
151		}
152
153		/**
154		* get the classes to run for this task execution
155		*
156		* @param array $vars URL GET Parameters
157		* @param array $classes Classes to index
158		* @return bool\|array
159		*/
160	13	protected function getClasses($vars, array $classes): array
161		{
162	13	if (isset($vars['class'])) {
163	1	return array_intersect($classes, [$vars['class']]);
164		}
165
166	12	return $classes;
167		}
168
169		/**
170		* Clear the given index if a full re-index is needed
171		*
172		* @param array $vars URL GET Parameters
173		* @throws Exception
174		*/
175	13	public function clearIndex($vars)
176		{
177	13	if (!empty($vars['clear'])) {
178	1	$this->getLogger()->info(sprintf('Clearing index %s', $this->index->getIndexName()));
179	1	$this->service->doManipulate(ArrayList::create([]), SolrCoreService::DELETE_TYPE_ALL, $this->index);
180		}
181	13	}
182
183		/**
184		* Index the classes for a specific index
185		*
186		* @param array $classes Classes that need indexing
187		* @param bool $isGroup Indexing a specific group?
188		* @param int $group Group to index
189		* @return int
190		* @throws Exception
191		* @throws GuzzleException
192		*/
193	13	protected function indexClassForIndex($classes, $isGroup, $group): int
194		{
195	13	$groups = 0;
196	13	foreach ($classes as $class) {
197	13	$groups = $this->indexClass($isGroup, $class, $group);
198		}
199
200	13	return $groups;
201		}
202
203		/**
204		* Index a single class for a given index. {@link static::indexClassForIndex()}
205		*
206		* @param bool $isGroup Is a specific group indexed
207		* @param string $class Class to index
208		* @param int $group Group to index
209		* @return int
210		* @throws GuzzleException
211		* @throws ValidationException
212		*/
213	13	private function indexClass($isGroup, $class, int $group): int
214		{
215	13	$this->getLogger()->info(sprintf('Indexing %s for %s', $class, $this->getIndex()->getIndexName()));
216	13	list($totalGroups, $groups) = $this->getGroupSettings($isGroup, $class, $group);
217	13	$this->getLogger()->info(sprintf('Total groups %s', $totalGroups));
218		do { // Run from oldest to newest
219		try {
220	13	if ($this->hasPCNTL()) {
221		// @codeCoverageIgnoreStart
222		$group = $this->spawnChildren($class, $group, $groups);
223		// @codeCoverageIgnoreEnd
224		} else {
225	13	$this->doReindex($group, $class);
226		}
227	13	$group++;
228		} catch (Exception $error) {
229		// @codeCoverageIgnoreStart
230		$this->logException($this->index->getIndexName(), $group, $error);
231		$group++;
232		continue;
233		// @codeCoverageIgnoreEnd
234		}
235	13	} while ($group <= $groups);
236
237	13	return $totalGroups;
238		}
239
240		/**
241		* Check the amount of groups and the total against the isGroup check.
242		*
243		* @param bool $isGroup Is it a specific group
244		* @param string $class Class to check
245		* @param int $group Current group to index
246		* @return array
247		*/
248	13	private function getGroupSettings($isGroup, $class, int $group): array
249		{
250	13	$totalGroups = (int)ceil($class::get()->count() / $this->getBatchLength());
251	13	$groups = $isGroup ? ($group + $this->getCores() - 1) : $totalGroups;
252
253	13	return [$totalGroups, $groups];
254		}
255
256		/**
257		* Check if PCNTL is available and/or useable.
258		* The unittest param is from phpunit.xml.dist, meant to bypass the exit(0) call
259		* The pcntl parameter check is for unit tests, but PHPUnit does not support PCNTL (yet)
260		*
261		* @return bool
262		*/
263	13	private function hasPCNTL()
264		{
265	13	return Director::is_cli() &&
266	13	function_exists('pcntl_fork') &&
267		(Controller::curr()->getRequest()->getVar('unittest') === 'pcntl' \|\|
268	13	!Controller::curr()->getRequest()->getVar('unittest'));
269		}
270
271		/**
272		* For each core, spawn a child process that will handle a separate group.
273		* This speeds up indexing through CLI massively.
274		*
275		* @codeCoverageIgnore Can't be tested because PCNTL is not available
276		* @param string $class Class to index
277		* @param int $group Group to index
278		* @param int $groups Total amount of groups
279		* @return int Last group indexed
280		* @throws Exception
281		* @throws GuzzleException
282		*/
283		private function spawnChildren($class, int $group, int $groups): int
284		{
285		$start = $group;
286		$pids = [];
287		$cores = $this->getCores();
288		// for each core, start a grouped indexing
289		for ($i = 0; $i < $cores; $i++) {
290		$start = $group + $i;
291		if ($start < $groups) {
292		$this->runForkedChild($class, $pids, $start);
293		}
294		}
295		// Wait for each child to finish
296		// It needs to wait for them independently,
297		// or it runs out of memory for some reason
298		foreach ($pids as $pid) {
299		pcntl_waitpid($pid, $status);
300		}
301		$commit = $this->index->getClient()->createUpdate();
302		$commit->addCommit();
303
304		$this->index->getClient()->update($commit);
305
306		return $start;
307		}
308
309		/**
310		* Create a fork and run the child
311		*
312		* @codeCoverageIgnore Can't be tested because PCNTL is not available
313		* @param string $class Class to index
314		* @param array $pids Array of all the child Process IDs
315		* @param int $start Start point for the objects
316		* @return void
317		* @throws GuzzleException
318		* @throws ValidationException
319		*/
320		private function runForkedChild($class, array &$pids, int $start): void
321		{
322		$pid = pcntl_fork();
323		// PID needs to be pushed before anything else, for some reason
324		$pids[] = $pid;
325		$config = DB::getConfig();
326		DB::connect($config);
327		$this->runChild($class, $pid, $start);
328		}
329
330		/**
331		* Ren a single child index operation
332		*
333		* @codeCoverageIgnore Can't be tested because PCNTL is not available
334		* @param string $class Class to index
335		* @param int $pid PID of the child
336		* @param int $start Position to start
337		* @throws GuzzleException
338		* @throws ValidationException
339		* @throws Exception
340		*/
341		private function runChild($class, int $pid, int $start): void
342		{
343		if ($pid === 0) {
344		try {
345		$this->doReindex($start, $class, $pid);
346		} catch (Exception $error) {
347		SolrLogger::logMessage('ERROR', $error, $this->index->getIndexName());
348		$msg = sprintf(
349		'Something went wrong while indexing %s on %s, see the logs for details',
350		$start,
351		$this->index->getIndexName()
352		);
353		if ($pid !== false) {
354		exit(0);
		0 ignored issues – show Best Practice introduced 2020-01-20 06:29 UTC by Report Bug Copy Issue Report Using `exit` here is not recommended. In general, usage of exit should be done with care and only when running in a scripting context like a CLI script. Loading history...
355		}
356		throw new Exception($msg);
357		}
358		}
359		}
360
361		/**
362		* Reindex the given group, for each state
363		*
364		* @param int $group Group to index
365		* @param string $class Class to index
366		* @param bool\|int $pid Are we a child process or not
367		* @throws Exception
368		*/
369	13	private function doReindex($group, $class, $pid = false)
370		{
371	13	$start = time();
372	13	foreach (SiteState::getStates() as $state) {
373	13	if ($state !== 'default' && !empty($state)) {
374		SiteState::withState($state);
375		}
376	13	$this->stateReindex($group, $class);
377		}
378
379	13	SiteState::withState(SiteState::DEFAULT_STATE);
380	13	$end = gmdate('i:s', time() - $start);
381	13	$this->getLogger()->info(sprintf('Indexed group %s in %s', $group, $end));
382
383		// @codeCoverageIgnoreStart
384		if ($pid !== false) {
385		exit(0);
		0 ignored issues – show Best Practice introduced 2019-12-29 00:20 UTC by Report Bug Copy Issue Report Using `exit` here is not recommended. In general, usage of exit should be done with care and only when running in a scripting context like a CLI script. Loading history...
386		}
387		// @codeCoverageIgnoreEnd
388	13	}
389
390		/**
391		* Index a group of a class for a specific state and index
392		*
393		* @param string $group Group to index
394		* @param string $class Class to index
395		* @throws Exception
396		*/
397	13	private function stateReindex($group, $class): void
398		{
399		// Generate filtered list of local records
400	13	$baseClass = DataObject::getSchema()->baseDataClass($class);
401		/** @var DataList\|DataObject[] $items */
402	13	$items = DataObject::get($baseClass)
403	13	->sort('ID ASC')
404	13	->limit($this->getBatchLength(), ($group * $this->getBatchLength()));
405	13	if ($items->count()) {
406	1	$this->updateIndex($items);
407		}
408	13	}
409
410		/**
411		* Execute the update on the client
412		*
413		* @param SS_List $items Items to index
414		* @throws Exception
415		*/
416	1	private function updateIndex($items): void
417		{
418	1	$index = $this->getIndex();
419	1	$client = $index->getClient();
420	1	$update = $client->createUpdate();
421	1	$this->service->setDebug($this->debug);
422	1	$this->service->updateIndex($index, $items, $update);
423	1	$client->update($update);
424	1	}
425
426		/**
427		* Log an exception if it happens. Most are catched, these logs are for the developers
428		* to identify problems and fix them.
429		*
430		* @codeCoverageIgnore This is actually tested through reflection
431		* @param string $index Index that is currently running
432		* @param int $group Group currently attempted to index
433		* @param Exception $exception Exception that's been thrown
434		* @throws GuzzleException
435		* @throws ValidationException
436		*/
437		private function logException($index, int $group, Exception $exception): void
438		{
439		$this->getLogger()->error($exception->getMessage());
440		$msg = sprintf(
441		'Error indexing core %s on group %s,' . PHP_EOL .
442		'Please log in to the CMS to find out more about Indexing errors' . PHP_EOL,
443		$index,
444		$group
445		);
446		SolrLogger::logMessage('ERROR', $msg, $index);
447		}
448		}
449

Firesphere / silverstripe-solr-search

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SolrIndexTask::runForkedChild() A

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