Codeigniter 3.0无法连接到本地mysql,所以请让我知道原因。
错误消息是SQLSTATE [HY000] [2002]连接被拒绝。我的Codeigniter正在开发Docker。
特别是在mac中的Docker上
容器正在工作。
并且MySQL容器可以从续集专业版或Mac终端连接,只能从Codeigniter连接。
我的Mac终端成功连接代码
mysql -uroot -h 127.0.0.1-P 4306 -ppassword
db_test.php
<?php
try {
$pdo = new PDO(
'mysql:dbname=******;host=127.0.0.1;charset=utf8',
'root',
'password',
[
PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
]
);
} catch (PDOException $e) {
header('Content-Type: text/plain; charset=UTF-8', true, 500);
exit($e->getMessage());
}
结果 - SQLSTATE [HY000] [2002]连接被拒绝。
/config/database.PHP
}elseif (strpos($_SERVER['SERVER_NAME'],'myname') !== false && ENVIRONMENT != "test"){
// MyLocal Setting
$db['default'] = array(
'dsn' => '',
'hostname' => '127.0.0.1',
'port' => '4306',
'username' => 'root',
'password' => 'password',
'database' => '******',
'dbdriver' => 'mysqli',
'dbprefix' => '',
'pconnect' => FALSE,
'db_debug' => TRUE,
'cache_on' => FALSE,
'cachedir' => '',
'char_set' => 'utf8',
'dbcollat' => 'utf8_general_ci',
'swap_pre' => '',
'encrypt' => FALSE,
'compress' => FALSE,
'stricton' => FALSE,
'failover' => array(),
'save_queries' => TRUE
);
泊坞窗,compose.yml
version: '2'
services:
memcached:
image: memcached:1.4
data:
image: busybox
volumes:
- ./misc/data:/var/lib/mysql
mysql:
image: mysql:5.7
environment:
MYSQL_ROOT_PASSWORD: password
MYSQL_DATABASE: mysql_database
MYSQL_USER: mysql_user
MYSQL_PASSWORD: mysql_pw
socket: /var/run/mysqld/mysqld.sock
ports:
- "4306:3306"
volumes_from:
- data
volumes:
- ../application/initial.sql:/docker-entrypoint-initdb.d/initial.sql
container_name: mysql
nginx:
build: ./nginx
ports:
- "80:80"
- "443:443"
volumes:
- ./nginx/default.conf:/etc/nginx/conf.d/default.conf
links:
- web
container_name: nginx
environment:
- CI_ENV=localhost
web:
build: ./php-fpm71
# build: ./php-fpm56 <- if you want to use PHP5.6
volumes:
- /Users/alberorana/codeigniter/suke10:/var/www/html/suke10
- ./php-fpm71/php.ini:/usr/local/etc/php/conf.d/php.ini
links:
- mysql
environment:
DATABASE_HOST: '0.0.0.0'
DATABASE_NAME: 'suke10'
DATABASE_USER: 'root'
DATABASE_PASSWORD: 'password'
container_name: web
MySQL容器中的etc / mysql / mysql.conf.d / mysqld.cnf
[mysqld]
pid-file = /var/run/mysqld/mysqld.pid
socket = /var/run/mysqld/mysqld.sock
datadir = /var/lib/mysql
#log-error = /var/log/mysql/error.log
# By default we only accept connections from localhost
#bind-address = 127.0.0.1
# Disabling symbolic-links is recommended to prevent assorted security risks
symbolic-links=0
php容器中的数据库连接是:
mysql:3306
由于您在compioser文件中,将phpcontainer“链接”到数据库容器,并且链接是在hosts文件中添加一行代码,因此mysql将指向内部docker-network中的ip。
@ lvthillo我们能够通过将主机设置设置为mysql容器来连接!
'mysql:dbname=******;host=mysql;charset=utf8'