scratch – Blame information for rev 115
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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 115 | office | 1 | <?php |
| 2 | |||
| 3 | /* |
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| 4 | * This file is part of the Monolog package. |
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| 5 | * |
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| 6 | * (c) Jordi Boggiano <j.boggiano@seld.be> |
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| 7 | * |
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| 8 | * For the full copyright and license information, please view the LICENSE |
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| 9 | * file that was distributed with this source code. |
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| 10 | */ |
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| 11 | |||
| 12 | namespace Monolog\Handler; |
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| 13 | |||
| 14 | use Monolog\Formatter\LineFormatter; |
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| 15 | use Monolog\Logger; |
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| 16 | |||
| 17 | /** |
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| 18 | * Logs to a Redis key using rpush |
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| 19 | * |
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| 20 | * usage example: |
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| 21 | * |
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| 22 | * $log = new Logger('application'); |
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| 23 | * $redis = new RedisHandler(new Predis\Client("tcp://localhost:6379"), "logs", "prod"); |
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| 24 | * $log->pushHandler($redis); |
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| 25 | * |
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| 26 | * @author Thomas Tourlourat <thomas@tourlourat.com> |
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| 27 | */ |
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| 28 | class RedisHandler extends AbstractProcessingHandler |
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| 29 | { |
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| 30 | private $redisClient; |
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| 31 | private $redisKey; |
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| 32 | protected $capSize; |
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| 33 | |||
| 34 | /** |
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| 35 | * @param \Predis\Client|\Redis $redis The redis instance |
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| 36 | * @param string $key The key name to push records to |
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| 37 | * @param int $level The minimum logging level at which this handler will be triggered |
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| 38 | * @param bool $bubble Whether the messages that are handled can bubble up the stack or not |
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| 39 | * @param int $capSize Number of entries to limit list size to |
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| 40 | */ |
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| 41 | public function __construct($redis, $key, $level = Logger::DEBUG, $bubble = true, $capSize = false) |
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| 42 | { |
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| 43 | if (!(($redis instanceof \Predis\Client) || ($redis instanceof \Redis))) { |
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| 44 | throw new \InvalidArgumentException('Predis\Client or Redis instance required'); |
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| 45 | } |
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| 46 | |||
| 47 | $this->redisClient = $redis; |
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| 48 | $this->redisKey = $key; |
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| 49 | $this->capSize = $capSize; |
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| 50 | |||
| 51 | parent::__construct($level, $bubble); |
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| 52 | } |
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| 53 | |||
| 54 | /** |
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| 55 | * {@inheritDoc} |
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| 56 | */ |
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| 57 | protected function write(array $record) |
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| 58 | { |
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| 59 | if ($this->capSize) { |
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| 60 | $this->writeCapped($record); |
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| 61 | } else { |
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| 62 | $this->redisClient->rpush($this->redisKey, $record["formatted"]); |
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| 63 | } |
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| 64 | } |
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| 65 | |||
| 66 | /** |
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| 67 | * Write and cap the collection |
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| 68 | * Writes the record to the redis list and caps its |
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| 69 | * |
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| 70 | * @param array $record associative record array |
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| 71 | * @return void |
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| 72 | */ |
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| 73 | protected function writeCapped(array $record) |
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| 74 | { |
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| 75 | if ($this->redisClient instanceof \Redis) { |
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| 76 | $this->redisClient->multi() |
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| 77 | ->rpush($this->redisKey, $record["formatted"]) |
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| 78 | ->ltrim($this->redisKey, -$this->capSize, -1) |
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| 79 | ->exec(); |
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| 80 | } else { |
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| 81 | $redisKey = $this->redisKey; |
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| 82 | $capSize = $this->capSize; |
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| 83 | $this->redisClient->transaction(function ($tx) use ($record, $redisKey, $capSize) { |
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| 84 | $tx->rpush($redisKey, $record["formatted"]); |
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| 85 | $tx->ltrim($redisKey, -$capSize, -1); |
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| 86 | }); |
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| 87 | } |
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| 88 | } |
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| 89 | |||
| 90 | /** |
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| 91 | * {@inheritDoc} |
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| 92 | */ |
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| 93 | protected function getDefaultFormatter() |
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| 94 | { |
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| 95 | return new LineFormatter(); |
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| 96 | } |
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| 97 | } |