本篇文章給大家帶來的內容是關于laravel學習：主從讀寫分離配置的實作，有一定的參考價值，有需要的朋友可以參考一下，希望對你有所幫助，
在DB的連接工廠中找到以下代碼
.../vendor/laravel/framework/src/Illuminate/Database/Connectors/ConnectionFactory.php
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/**
* Get the read configuration for a read / write connection.
*
* @param array $config
* @return array
*/
protected function getReadConfig(array $config)
{
$readConfig = $this->getReadWriteConfig($config, 'read');
return $this->mergeReadWriteConfig($config, $readConfig);
}
/**
* Get a read / write level configuration.
*
* @param array $config
* @param string $type
* @return array
*/
protected function getReadWriteConfig(array $config, $type)
{
if (isset($config[$type][0])) {
return $config[$type][array_rand($config[$type])];
}
return $config[$type];
}
/**
* Merge a configuration for a read / write connection.
*
* @param array $config
* @param array $merge
* @return array
*/
protected function mergeReadWriteConfig(array $config, array $merge)
{
return array_except(array_merge($config, $merge), ['read', 'write']);
}
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鏈接：https://pan.baidu.com/s/1v5gm7n0L7TGyejCmQrMh2g 提取碼：x2p5
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工廠類通過隨機獲取讀DB配置來進行讀取操作，由此可推出DB的配置應該如下
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'mysql' => [
'write' => [
'host' => '192.168.1.180',
],
'read' => [
['host' => '192.168.1.182'],
['host' => '192.168.1.179'],
],
'driver' => 'mysql',
'database' => 'database',
'username' => 'root',
'password' => '',
'charset' => 'utf8',
'collation' => 'utf8_unicode_ci',
'prefix' => '',
]
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加強版，支持多主多從，支持獨立用戶名和密碼，配置如下
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'mysql' => [
'write' => [
[
'host' => '192.168.1.180',
'username' => '',
'password' => '',
],
],
'read' => [
[
'host' => '192.168.1.182',
'username' => '',
'password' => '',
],
[
'host' => '192.168.1.179',
'username' => '',
'password' => '',
],
],
'driver' => 'mysql',
'database' => 'database',
'charset' => 'utf8',
'collation' => 'utf8_unicode_ci',
'prefix' => '',
]
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驗證
開啟MySQL的general-log，通過tail -f的方式監控log變化來確定配置是否生效
轉載請註明出處，本文鏈接：https://www.uj5u.com/houduan/122671.html
標籤：PHP
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