Centos 安裝 MySql

時間 2019-12-11

標籤 centos 安裝 mysql 欄目 CentOS 简体版

原文原文鏈接

參考資料

https://dev.mysql.com/doc/mysql-yum-repo-quick-guide/en/html

下載 rpm

https://dev.mysql.com/get/mysql80-community-release-el7-3.noarch.rpm

將 rpm 上傳到服務器

[root@localhost bin]# cd /home/download
[root@localhost download]# ll
總用量 210228
-rw-r--r--. 1 root root 194990602 5月   6 15:32 jdk-8u211-linux-x64.tar.gz
-rw-r--r--. 1 root root     26024 5月   6 16:07 mysql80-community-release-el7-3.noarch.rpm
-rw-r--r--. 1 root root   1014040 11月  6 23:26 nginx-1.14.1.tar.gz
-rw-r--r--. 1 root root  19231911 5月  17 2018 zookeeper-3.5.4-beta.tar.gz

執行 rpm 命令

[root@localhost download]# rpm -Uvh mysql80-community-release-el7-3.noarch.rpm 
警告：mysql80-community-release-el7-3.noarch.rpm: 頭V3 DSA/SHA1 Signature, 密鑰 ID 5072e1f5: NOKEY
準備中...                          ################################# [100%]
正在升級/安裝...
   1:mysql80-community-release-el7-3  ################################# [100%]

查看包

[root@localhost download]# yum repolist all | grep mysql
mysql-cluster-7.5-community/x86_64 MySQL Cluster 7.5 Community      禁用
mysql-cluster-7.5-community-source MySQL Cluster 7.5 Community - So 禁用
mysql-cluster-7.6-community/x86_64 MySQL Cluster 7.6 Community      禁用
mysql-cluster-7.6-community-source MySQL Cluster 7.6 Community - So 禁用
mysql-cluster-8.0-community/x86_64 MySQL Cluster 8.0 Community      禁用
mysql-cluster-8.0-community-source MySQL Cluster 8.0 Community - So 禁用
mysql-connectors-community/x86_64  MySQL Connectors Community       啓用:    108
mysql-connectors-community-source  MySQL Connectors Community - Sou 禁用
mysql-tools-community/x86_64       MySQL Tools Community            啓用:     89
mysql-tools-community-source       MySQL Tools Community - Source   禁用
mysql-tools-preview/x86_64         MySQL Tools Preview              禁用
mysql-tools-preview-source         MySQL Tools Preview - Source     禁用
mysql55-community/x86_64           MySQL 5.5 Community Server       禁用
mysql55-community-source           MySQL 5.5 Community Server - Sou 禁用
mysql56-community/x86_64           MySQL 5.6 Community Server       禁用
mysql56-community-source           MySQL 5.6 Community Server - Sou 禁用
mysql57-community/x86_64           MySQL 5.7 Community Server       禁用
mysql57-community-source           MySQL 5.7 Community Server - Sou 禁用
mysql80-community/x86_64           MySQL 8.0 Community Server       啓用:     99
mysql80-community-source           MySQL 8.0 Community Server - Sou 禁用

啓用 57 。禁用 80

[root@localhost download]# sudo yum-config-manager --disable mysql80-community

[root@localhost download]# sudo yum-config-manager --enable mysql57-community

[root@localhost download]# yum repolist enabled | grep mysql
mysql-connectors-community/x86_64       MySQL Connectors Community           108
mysql-tools-community/x86_64            MySQL Tools Community                 89
mysql57-community/x86_64                MySQL 5.7 Community Server           347

安裝

yum install mysql-community-server

依賴關係解決

=================================================================================================================================================================================================================================================
 Package                                                              架構                                            版本                                                      源                                                          大小
=================================================================================================================================================================================================================================================
正在安裝:
 mysql-community-libs                                                 x86_64                                          5.7.26-1.el7                                              mysql57-community                                          2.2 M
      替換  mariadb-libs.x86_64 1:5.5.56-2.el7
 mysql-community-libs-compat                                          x86_64                                          5.7.26-1.el7                                              mysql57-community                                          2.0 M
      替換  mariadb-libs.x86_64 1:5.5.56-2.el7
 mysql-community-server                                               x86_64                                          5.7.26-1.el7                                              mysql57-community                                          166 M
爲依賴而安裝:
 mysql-community-client                                               x86_64                                          5.7.26-1.el7                                              mysql57-community                                           24 M
 mysql-community-common                                               x86_64                                          5.7.26-1.el7                                              mysql57-community                                          274 k
爲依賴而更新:
 postfix                                                              x86_64                                          2:2.10.1-7.el7                                            base                                                       2.4 M

事務概要
=================================================================================================================================================================================================================================================
安裝  3 軟件包 (+2 依賴軟件包)
升級           ( 1 依賴軟件包)

總下載量：197 M
Is this ok [y/d/N]: y
Downloading packages:
Delta RPMs disabled because /usr/bin/applydeltarpm not installed.
警告：/var/cache/yum/x86_64/7/mysql57-community/packages/mysql-community-common-5.7.26-1.el7.x86_64.rpm: 頭V3 DSA/SHA1 Signature, 密鑰 ID 5072e1f5: NOKEY                                                      ] 171 kB/s | 1.0 MB  00:19:29 ETA 
mysql-community-common-5.7.26-1.el7.x86_64.rpm 的公鑰還沒有安裝
(1/6): mysql-community-common-5.7.26-1.el7.x86_64.rpm                                                                                                                                                                     | 274 kB  00:00:06     
(2/6): mysql-community-libs-5.7.26-1.el7.x86_64.rpm                                                                                                                                                                       | 2.2 MB  00:00:05     
(3/6): mysql-community-libs-compat-5.7.26-1.el7.x86_64.rpm                                                                                                                                                                | 2.0 MB  00:00:13     
(4/6): postfix-2.10.1-7.el7.x86_64.rpm

啓動 mysql

[root@localhost home]# service mysqld start
Redirecting to /bin/systemctl start mysqld.service

[root@localhost home]# service mysqld status
Redirecting to /bin/systemctl status mysqld.service
● mysqld.service - MySQL Server
   Loaded: loaded (/usr/lib/systemd/system/mysqld.service; enabled; vendor preset: disabled)
   Active: active (running) since 一 2019-05-06 16:41:58 CST; 23s ago
     Docs: man:mysqld(8)
           http://dev.mysql.com/doc/refman/en/using-systemd.html
  Process: 2818 ExecStart=/usr/sbin/mysqld --daemonize --pid-file=/var/run/mysqld/mysqld.pid $MYSQLD_OPTS (code=exited, status=0/SUCCESS)
  Process: 2744 ExecStartPre=/usr/bin/mysqld_pre_systemd (code=exited, status=0/SUCCESS)
 Main PID: 2821 (mysqld)
   CGroup: /system.slice/mysqld.service
           └─2821 /usr/sbin/mysqld --daemonize --pid-file=/var/run/mysqld/mysqld.pid

5月 06 16:41:48 localhost.localdomain systemd[1]: Starting MySQL Server...
5月 06 16:41:58 localhost.localdomain systemd[1]: Started MySQL Server.

修改密碼

[root@localhost home]# grep 'temporary password' /var/log/mysqld.log
2019-05-06T08:41:48.727949Z 1 [Note] A temporary password is generated for root@localhost: r#qtUrwlo22E
[root@localhost home]# mysql -uroot -p
Enter password: 
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 2
Server version: 5.7.26

Copyright (c) 2000, 2019, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.

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

mysql> ALTER USER 'root'@'localhost' IDENTIFIED BY '123123';
ERROR 1819 (HY000): Your password does not satisfy the current policy requirements

設置密碼策略，從新修改密碼

mysql> SHOW VARIABLES LIKE 'validate_password%'
    -> ;
+--------------------------------------+--------+
| Variable_name                        | Value  |
+--------------------------------------+--------+
| validate_password_check_user_name    | OFF    |
| validate_password_dictionary_file    |        |
| validate_password_length             | 8      |
| validate_password_mixed_case_count   | 1      |
| validate_password_number_count       | 1      |
| validate_password_policy             | MEDIUM |
| validate_password_special_char_count | 1      |
+--------------------------------------+--------+
7 rows in set (0.01 sec)

mysql> set global validate_password_length=6
    -> ;
Query OK, 0 rows affected (0.00 sec)

mysql> SHOW VARIABLES LIKE 'validate_password%'
    -> ;
+--------------------------------------+--------+
| Variable_name                        | Value  |
+--------------------------------------+--------+
| validate_password_check_user_name    | OFF    |
| validate_password_dictionary_file    |        |
| validate_password_length             | 6      |
| validate_password_mixed_case_count   | 1      |
| validate_password_number_count       | 1      |
| validate_password_policy             | MEDIUM |
| validate_password_special_char_count | 1      |
+--------------------------------------+--------+
7 rows in set (0.00 sec)

mysql>  ALTER USER 'root'@'localhost' IDENTIFIED BY '123123';
ERROR 1819 (HY000): Your password does not satisfy the current policy requirements
mysql> set global validate_password_policy=LOW;
Query OK, 0 rows affected (0.00 sec)

mysql> ALTER USER 'root'@'localhost' IDENTIFIED BY '123123';
Query OK, 0 rows affected (0.00 sec)

開放 3306 端口

[root@localhost home]# firewall-cmd --zone=public --add-port=3306/tcp --permanent
success
[root@localhost home]# firewall-cmd --reload
success

使用客戶端鏈接

解決客戶端鏈接錯誤

mysql> GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY '123123' WITH GRANT OPTION; 
Query OK, 0 rows affected, 1 warning (0.00 sec)

客戶端正常鏈接，安裝成功

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