Bug: Redis::connect(): Passing null to parameter #3 ($timeout) of type float is deprecated

[JasonSanYe]

PHP Version

8.1

CodeIgniter4 Version

4.2.6

CodeIgniter4 Installation Method

Composer (as dependency to an existing project)

Which operating systems have you tested for this bug?

macOS

Which server did you use?

fpm-fcgi

Database

No response

What happened?

将session 设置redis

php7.4正常

php8.1报错：Redis::connect(): Passing null to parameter #3 ($timeout) of type float is deprecated

Steps to Reproduce

将session 设置redis

php8.1 下

Expected Output

将session 设置redis

php8.1 下

Anything else?

No response

[kenjis]

Please write in English.

[paulbalandan]

Can you show your $sessionSavePath value in Config\App?

[hurtsky]

I also having this problem while testing with redis. Im using .env with app.sessionSavePath = 'tcp://127.0.0.1:6379' with php8.1.
on php7.4 no ErrorException

[kenjis]

@hurtsky Try:

--- a/system/Session/Handlers/RedisHandler.php
+++ b/system/Session/Handlers/RedisHandler.php
@@ -78,7 +78,7 @@ class RedisHandler extends BaseHandler
                 'port'     => empty($matches[2]) ? null : $matches[2],
                 'password' => preg_match('#auth=([^\s&]+)#', $matches[3], $match) ? $match[1] : null,
                 'database' => preg_match('#database=(\d+)#', $matches[3], $match) ? (int) $match[1] : null,
-                'timeout'  => preg_match('#timeout=(\d+\.\d+)#', $matches[3], $match) ? (float) $match[1] : null,
+                'timeout'  => preg_match('#timeout=(\d+\.\d+)#', $matches[3], $match) ? (float) $match[1] : 0.0,
             ];
 
             preg_match('#prefix=([^\s&]+)#', $matches[3], $match) && $this->keyPrefix = $match[1];