Base::shutdown() - Code Metrics - Inspection of "Melhoria de código" - WillRy/rabbitrun - Measure and Improve Code Quality continuously with Scrutinizer

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Push — main ( d1c4d1...ecde2f )

by William

created 2023-08-29 01:18 UTC

Base::shutdown() A

↳ Parent: Base

Complexity

Conditions	4
Paths	4

Size

Total Lines	13
Code Lines	11

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	4
eloc	11
nc	4
nop	1
dl	0
loc	13
rs	9.9
c	1
b	0
f	0

<?php

namespace WillRy\RabbitRun;

use PhpAmqpLib\Connection\AMQPStreamConnection;
use PhpAmqpLib\Exception\AMQPIOException;
use PhpAmqpLib\Exception\AMQPRuntimeException;
use PhpAmqpLib\Exception\AMQPTimeoutException;
use WillRy\RabbitRun\Connections\Connect;


class Base
{


    /** @var AMQPStreamConnection Instância de conexão */
    protected $instance;

    /** @var \PhpAmqpLib\Channel\AMQPChannel Canal de comunicação */
    protected $channel;

    /** @var \PDO Conexão do PDO */
    protected $db;


    public function __construct()
    {

        /**
         * Graceful shutdown
         * Faz a execucao parar ao enviar um sinal do linux para matar o script
         */
        if (php_sapi_name() == "cli") {
            \pcntl_signal(SIGTERM, function ($signal) {
                $this->shutdown($signal);
            }, false);
            \pcntl_signal(SIGINT, function ($signal) {
                $this->shutdown($signal);
            }, false);
        }

        return $this;
    }

    /**
     * Garante o desligamento correto dos workers
     * via sinal no sistema operacional
     * eliminando loops e conexões
     * @param $signal
     */
    public function shutdown($signal)
    {
        $data = date('Y-m-d H:i:s');
        switch ($signal) {
            case SIGTERM:
                print "Caught SIGTERM {$data}" . PHP_EOL;
                exit;

            case SIGKILL:
                print "Caught SIGKILL {$data}" . PHP_EOL;;
                exit;

            case SIGINT:
                print "Caught SIGINT {$data}" . PHP_EOL;;
                exit;

        }
    }

    /**
     * Configura o rabbitmq e gera conexão ativa
     * @param $host
     * @param $port
     * @param $user
     * @param $pass
     * @param $vhost
     * @return $this
     */
    public function configRabbit($host, $port, $user, $pass, $vhost): Base
    {
        Connect::config($host, $port, $user, $pass, $vhost);

        return $this;
    }

    /**
     * Gera uma conexão no rabbitmq e gera um canal(opcional)
     * @param bool $createChannel
     * @return AMQPStreamConnection|void
     */
    public function getConnection(bool $createChannel = true)
    {
        $this->instance = Connect::getInstance();

        if ($createChannel) {
            $this->getChannel();
        }

        return $this->instance;
    }

    /**
     * Retorna canal ativo ou cria um novo
     * @return \PhpAmqpLib\Channel\AMQPChannel|void
     */
    public function getChannel()
    {
        $this->channel = Connect::getChannel();
        return $this->channel;
    }


    /**
     * Fecha a conexão com o RabbitMQ
     * @throws \Exception
     */
    public function cleanConnection()
    {
        try {
            Connect::closeChannel();
            Connect::closeInstance();
        } catch (\Exception $e) {
            echo '[ERROR CLOSE CHANNEL|INSTANCE]' . $e->getMessage() . "|file:" . $e->getFile() . "|line:" . $e->getLine() . PHP_EOL;
        }
    }

    /**
     * Cria uma exchange
     *
     * @param string $exchange
     * @param string $type
     * @param bool $passive
     * @param bool $durable
     * @param bool $auto_delete
     * @return $this
     */
    public function exchange(
        string $exchange,
        string $type = "direct",
        bool   $passive = false,
        bool   $durable = true,
        bool   $auto_delete = false
    ) {
        $this->channel->exchange_declare(
            $exchange,
            $type,
            $passive,
            $durable,
            $auto_delete,
        );
        return $this;
    }

    /**
     * Cria uma fila
     *
     * @param string $queue
     * @param false $passive
     * @param false $durable
     * @param false $exclusive
     * @param bool $auto_delete
     * @return array|null
     */
    public function queue(
        string $queue = '',
        bool   $passive = false,
        bool   $durable = true,
        bool   $exclusive = false,
        bool   $auto_delete = false
    ) {
        return $this->channel->queue_declare(
            $queue,
            $passive,
            $durable,
            $exclusive,
            $auto_delete,
            false
        );
    }

    /**
     * Vincula a fila e a exchange criada
     * @return $this
     */
    public function bind(
        $queue,
        $exchange
    ) {
        $this->channel->queue_bind($queue, $exchange);
        return $this;
    }

    public function randomConsumer($len = 30): string
    {
        $pool = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
        return substr(str_shuffle(str_repeat($pool, (int)ceil($len / strlen($pool)))), 0, $len);
    }

    /**
     * Mantém a conexão, mesmo em caso de erro
     * de rede ou conexão
     * @param $callback
     * @throws \Exception
     */
    public function loopConnection($callback)
    {
        while (true) {
            try {
                $this->getConnection(true);
                $callback();
            } catch (\Exception $e) {
                echo get_class($e).':' . $e->getMessage() . " | file:" . $e->getFile() . " | line:" . $e->getLine() . PHP_EOL;
                $this->cleanConnection();
                sleep(2);
            }
        }
    }
}


1			<?php
2
3			namespace WillRy\RabbitRun;
4
5			use PhpAmqpLib\Connection\AMQPStreamConnection;
6			use PhpAmqpLib\Exception\AMQPIOException;
7			use PhpAmqpLib\Exception\AMQPRuntimeException;
8			use PhpAmqpLib\Exception\AMQPTimeoutException;
9			use WillRy\RabbitRun\Connections\Connect;
10
11
12			class Base
13			{
14
15
16			/** @var AMQPStreamConnection Instância de conexão */
17			protected $instance;
18
19			/** @var \PhpAmqpLib\Channel\AMQPChannel Canal de comunicação */
20			protected $channel;
21
22			/** @var \PDO Conexão do PDO */
23			protected $db;
24
25
26			public function __construct()
27			{
28
29			/**
30			* Graceful shutdown
31			* Faz a execucao parar ao enviar um sinal do linux para matar o script
32			*/
33			if (php_sapi_name() == "cli") {
34			\pcntl_signal(SIGTERM, function ($signal) {
35			$this->shutdown($signal);
36			}, false);
37			\pcntl_signal(SIGINT, function ($signal) {
38			$this->shutdown($signal);
39			}, false);
40			}
41
42			return $this;
43			}
44
45			/**
46			* Garante o desligamento correto dos workers
47			* via sinal no sistema operacional
48			* eliminando loops e conexões
49			* @param $signal
50			*/
51			public function shutdown($signal)
52			{
53			$data = date('Y-m-d H:i:s');
54			switch ($signal) {
55			case SIGTERM:
56			print "Caught SIGTERM {$data}" . PHP_EOL;
57			exit;
			0 ignored issues – show Best Practice introduced 2023-08-26 22:55 UTC by Report Bug Copy Issue Report Using `exit` here is not recommended. In general, usage of exit should be done with care and only when running in a scripting context like a CLI script. Loading history...
58			case SIGKILL:
59			print "Caught SIGKILL {$data}" . PHP_EOL;;
60			exit;
			0 ignored issues – show Best Practice introduced 2023-08-26 22:55 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...
61			case SIGINT:
62			print "Caught SIGINT {$data}" . PHP_EOL;;
63			exit;
			0 ignored issues – show Best Practice introduced 2023-08-26 22:55 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...
64			}
65			}
66
67			/**
68			* Configura o rabbitmq e gera conexão ativa
69			* @param $host
70			* @param $port
71			* @param $user
72			* @param $pass
73			* @param $vhost
74			* @return $this
75			*/
76			public function configRabbit($host, $port, $user, $pass, $vhost): Base
77			{
78			Connect::config($host, $port, $user, $pass, $vhost);
79
80			return $this;
81			}
82
83			/**
84			* Gera uma conexão no rabbitmq e gera um canal(opcional)
85			* @param bool $createChannel
86			* @return AMQPStreamConnection\|void
87			*/
88			public function getConnection(bool $createChannel = true)
89			{
90			$this->instance = Connect::getInstance();
91
92			if ($createChannel) {
93			$this->getChannel();
94			}
95
96			return $this->instance;
97			}
98
99			/**
100			* Retorna canal ativo ou cria um novo
101			* @return \PhpAmqpLib\Channel\AMQPChannel\|void
102			*/
103			public function getChannel()
104			{
105			$this->channel = Connect::getChannel();
106			return $this->channel;
107			}
108
109
110			/**
111			* Fecha a conexão com o RabbitMQ
112			* @throws \Exception
113			*/
114			public function cleanConnection()
115			{
116			try {
117			Connect::closeChannel();
118			Connect::closeInstance();
119			} catch (\Exception $e) {
120			echo '[ERROR CLOSE CHANNEL\|INSTANCE]' . $e->getMessage() . "\|file:" . $e->getFile() . "\|line:" . $e->getLine() . PHP_EOL;
121			}
122			}
123
124			/**
125			* Cria uma exchange
126			*
127			* @param string $exchange
128			* @param string $type
129			* @param bool $passive
130			* @param bool $durable
131			* @param bool $auto_delete
132			* @return $this
133			*/
134			public function exchange(
135			string $exchange,
136			string $type = "direct",
137			bool $passive = false,
138			bool $durable = true,
139			bool $auto_delete = false
140			) {
141			$this->channel->exchange_declare(
142			$exchange,
143			$type,
144			$passive,
145			$durable,
146			$auto_delete,
147			);
148			return $this;
149			}
150
151			/**
152			* Cria uma fila
153			*
154			* @param string $queue
155			* @param false $passive
156			* @param false $durable
157			* @param false $exclusive
158			* @param bool $auto_delete
159			* @return array\|null
160			*/
161			public function queue(
162			string $queue = '',
163			bool $passive = false,
164			bool $durable = true,
165			bool $exclusive = false,
166			bool $auto_delete = false
167			) {
168			return $this->channel->queue_declare(
169			$queue,
170			$passive,
171			$durable,
172			$exclusive,
173			$auto_delete,
174			false
175			);
176			}
177
178			/**
179			* Vincula a fila e a exchange criada
180			* @return $this
181			*/
182			public function bind(
183			$queue,
184			$exchange
185			) {
186			$this->channel->queue_bind($queue, $exchange);
187			return $this;
188			}
189
190			public function randomConsumer($len = 30): string
191			{
192			$pool = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
193			return substr(str_shuffle(str_repeat($pool, (int)ceil($len / strlen($pool)))), 0, $len);
194			}
195
196			/**
197			* Mantém a conexão, mesmo em caso de erro
198			* de rede ou conexão
199			* @param $callback
200			* @throws \Exception
201			*/
202			public function loopConnection($callback)
203			{
204			while (true) {
205			try {
206			$this->getConnection(true);
207			$callback();
208			} catch (\Exception $e) {
209			echo get_class($e).':' . $e->getMessage() . " \| file:" . $e->getFile() . " \| line:" . $e->getLine() . PHP_EOL;
210			$this->cleanConnection();
211			sleep(2);
212			}
213			}
214			}
215			}
216

WillRy / rabbitrun

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Base::shutdown() A

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