连接远程mysql数据库失败提示: 数据接口请求异常:error

微服务前端平台访问前端接口时提示如下的错误提示:

连接远程mysql数据库失败提示: 数据接口请求异常:error_第1张图片

解决办法

1:mysql库授权

# mysql -uroot -p

Enter password:

Welcome to the MariaDB monitor.  Commands end with ; or \g.

Your MariaDB connection id is 57

Server version: 5.5.65-MariaDB MariaDB Server

 

Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others.

 

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

 

MariaDB [(none)]> show databases;

+--------------------+

| Database           |

+--------------------+

| information_schema |

| mysql              |

| performance_schema |

| tb_order           |

| tb_product         |

| tb_stock           |

+--------------------+

6 rows in set (0.00 sec)

 

MariaDB [(none)]> use mysql;

Reading table information for completion of table and column names

You can turn off this feature to get a quicker startup with -A

 

Database changed

MariaDB [mysql]> show tables;

+---------------------------+

| Tables_in_mysql           |

+---------------------------+

| columns_priv              |

| db                        |

| event                     |

| func                      |

| general_log               |

| help_category             |

| help_keyword              |

| help_relation             |

| help_topic                |

| host                      |

| ndb_binlog_index          |

| plugin                    |

| proc                      |

| procs_priv                |

| proxies_priv              |

| servers                   |

| slow_log                  |

| tables_priv               |

| time_zone                 |

| time_zone_leap_second     |

| time_zone_name            |

| time_zone_transition      |

| time_zone_transition_type |

| user                      |

+---------------------------+

24 rows in set (0.00 sec)

 

MariaDB [mysql]> GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY '123456@abc' WITH GRANT OPTION;

Query OK, 0 rows affected (0.03 sec)

 

MariaDB [mysql]> flush privileges;

Query OK, 0 rows affected (0.00 sec)

 

MariaDB [mysql]>

检查3306端口网络开启状态

#

# ss -tlnp|grep 3306

LISTEN     0      50           *:3306                     *:*                   users:(("mysqld",pid=14449,fd=14))

#

iptables 防火墙授权

# iptables -A INPUT -p tcp -m tcp --dport 3306 -j ACCEPT

#

# iptables -L -n

Chain INPUT (policy ACCEPT)

target     prot opt source               destination        

KUBE-FIREWALL  all  --  0.0.0.0/0            0.0.0.0/0          

KUBE-SERVICES  all  --  0.0.0.0/0            0.0.0.0/0            ctstate NEW /* kubernetes service portals */

KUBE-EXTERNAL-SERVICES  all  --  0.0.0.0/0            0.0.0.0/0            ctstate NEW /* kubernetes externally-visible service portals */

ACCEPT     tcp  --  0.0.0.0/0            0.0.0.0/0            tcp dpt:3306

 

数据库添加权限

# mysql -u root -p

Enter password:

Welcome to the MariaDB monitor.  Commands end with ; or \g.

Your MariaDB connection id is 88

Server version: 5.5.65-MariaDB MariaDB Server

 

Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others.

 

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

 

MariaDB [(none)]> grant all privileges on *.* to 'root'@'%' identified by 'jisibi9894008' with grant option;

Query OK, 0 rows affected (0.00 sec)

 

MariaDB [(none)]> flush privileges;

Query OK, 0 rows affected (0.00 sec)

 

MariaDB [(none)]>

MariaDB [(none)]>

 

重新访问微服务组件

 

 

调用数据库正常!

连接远程mysql数据库失败提示: 数据接口请求异常:error_第2张图片

 

 

 

 

 

 

 

 

 

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