安装 MySQL

Wed, 30 Oct 2019 13:00:37 +0800

CentOS7 yum 安装 MySQL5.7

环境

CentOS 7.4 x86_64 最小安装
MySQL 5.7.20

安装 mysql yum 源

下载 rpm 包

1
2
3

# repo 地址: https://repo.mysql.com/
cd /root/
curl -O https://repo.mysql.com/mysql57-community-release-el7.rpm

安装 mysql 源

`1`	`rpm -ivh /root/mysql57-community-release-el7.rpm`

更新 yum 缓存
1 2

yum clean all yum makecache fast

安装 mysql

yum 安装 mysql 包
1

yum install mysql-community-server
启动 mysql

Yum 笔记

Wed, 30 Oct 2019 12:49:22 +0800

CentOS 配置本地 ISO 镜像源

上传 iso 文件

上传 CentOS7 的 DVD iso 镜像文件到目标服务器，例如 /home/centos7.4.iso

挂载 iso 文件

挂载该 iso 文件到操作系统的一个空目录中，例如 /mnt/ 下
1

mount -o loop /home/centos7.4.iso /mnt/

修改软件源文件

备份全部的 .repo 文件

CentOS7 yum 安装 Zabbix 4.4

Tue, 29 Oct 2019 21:41:17 +0800

环境

centos 7
nginx 1.16
php 7.2
zabbix 4.4
mysql 5.7

虚拟机

192.168.1.100 安装 nginx, php, mysql, zabbix-server, zabbix-agent
192.168.1.101 安装 zabbix-agent

导入软件源

只在 192.168.1.100 上操作

创建 /etc/yum.repos.d/epel.repo，内容如下

[epel]
name=Extra Packages for Enterprise Linux 7 - $basearch
baseurl=https://mirrors.tuna.tsinghua.edu.cn/epel/7/$basearch
failovermethod=priority
enabled=1
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-7

创建 /etc/yum.repos.d/nginx.repo，内容如下

[nginx-stable]
name=nginx stable repo
baseurl=http://nginx.org/packages/centos/$releasever/$basearch/
enabled=1
gpgcheck=0
gpgkey=https://nginx.org/keys/nginx_signing.key

安装 webtatic 源，用于安装 php7.2

1
2

#这货依赖 epel-release，前面已经手动创建 epel 源，不鸟它！
rpm -Uvh --nodeps https://mirror.webtatic.com/yum/el7/webtatic-release.rpm

创建 /etc/yum.repos.d/mysql5.7.repo，内容如下

[mysql-connectors-community]
name=MySQL Connectors Community
baseurl=https://mirrors.tuna.tsinghua.edu.cn/mysql/yum/mysql-connectors-community-el7/
enabled=1
gpgcheck=0
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-mysql

[mysql-tools-community]
name=MySQL Tools Community
baseurl=https://mirrors.tuna.tsinghua.edu.cn/mysql/yum/mysql-tools-community-el7/
enabled=1
gpgcheck=0
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-mysql

[mysql57-community]
name=MySQL 5.7 Community Server
baseurl=https://mirrors.tuna.tsinghua.edu.cn/mysql/yum/mysql57-community-el7/
enabled=1
gpgcheck=0
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-mysql

创建 /etc/yum.repos.d/zabbix.repo，内容如下

[zabbix]
name=Zabbix Official Repository - $basearch
baseurl=https://mirrors.tuna.tsinghua.edu.cn/zabbix/zabbix/4.4/rhel/7/$basearch/
enabled=1
gpgcheck=0
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-ZABBIX-A14FE591

重建 yum 缓存
1 2

yum clean all yum makecache fast

安装 nginx

安装
1

yum install nginx

修改 /etc/nginx/nginx.conf，内容如下

# Nginx main config
user                 nginx;
pid                  /run/nginx.pid;
error_log            /var/log/nginx/error.log;
worker_processes     auto;
worker_rlimit_nofile 65535;
include              /usr/share/nginx/modules/*.conf;
events {
    use                epoll;
    multi_accept       on;
    worker_connections 10240;
}
http {
    log_format main     '$remote_addr - [$time_local] "$request_method $uri" "$args" '
                        '"-" $status $body_bytes_sent "$http_referer" '
                        '"$http_user_agent" "$http_x_forwarded_for"';
    access_log          /var/log/nginx/access.log main;
    gzip                on;
    sendfile            on;
    tcp_nopush          on;
    tcp_nodelay         off;
    server_tokens       off;
    keepalive_timeout   65;
    types_hash_max_size 2048;
    default_type        application/octet-stream;
    include             /etc/nginx/mime.types;
    include             /etc/nginx/conf.d/*.conf;
}

创建 /etc/nginx/conf.d/10080.conf，内容如下

# nginx listen 10080
server {
    listen      10080;
    server_name _;
    location /zabbix/ {
        root       /usr/share;
        access_log /var/log/nginx/access-zabbix.log main;
        index      index.php index.html index.html;
    }
    location ~ ^/zabbix/.+\.php$ {
        root                    /usr/share;
        access_log              /var/log/nginx/access-zabbix.log main;
        index                   index.php index.html index.html;
        expires                 -1s;
        include                 fastcgi_params;
        try_files               $uri =404;
        fastcgi_pass            unix:/var/lib/php/phpfpm.sock;
        fastcgi_index           index.php;
        fastcgi_param           PATH_INFO $fastcgi_path_info;
        fastcgi_param           SCRIPT_FILENAME $document_root$fastcgi_script_name;
        fastcgi_split_path_info ^(.+\.php)(/.+)$;
        break;
    }
    location / {
        access_log /var/log/nginx/access-illegal.log main;
        return     403;
    }
}

开机自启
1

systemctl enable nginx
启动 nginx
1

systemctl start nginx

安装 php

安装

yum install php72w \
    php72w-cli \
    php72w-fpm \
    php72w-gd \
    php72w-mbstring \
    php72w-xml \
    php72w-mysqlnd \
    php72w-bcmath

修改 /etc/php.ini 中如下配置项

max_execution_time = 300
memory_limit = 128M
post_max_size = 16M
upload_max_filesize = 2M
max_input_time = 300
max_input_vars = 10000
date.timezone = PRC
#php 与 mysql 同机可指定 mysql 本地套接字
pdo_mysql.default_socket = /var/lib/mysql/mysql.sock
mysqli.default_socket = /var/lib/mysql/mysql.sock

修改 /etc/php-fpm.d/www.conf 中如下配置

1
2

listen = /var/lib/php/phpfpm.sock
listen.mode = 0666

开机自启
1

systemctl enable php-fpm
启动 php-fpm
1

systemctl start php-fpm

安装 mysql 5.7

安装，参考 CentOS7 yum 安装 MySQL5.7

启动 mysqld 服务，创建 zabbix 数据库及其用户

1
2
3

create database zabbix default charset utf8mb4;
grant all on zabbix.* to zbx@localhost identified by 'Zbx_123456';
flush privileges;

安装 zabbix server

安装

`1`	`yum install zabbix-server-mysql zabbix-web-mysql`

导入 zabbix server 初始数据

`1`	`zcat /usr/share/doc/zabbix-server-mysql*/create.sql.gz \| mysql -uzbx -p -Dzabbix`

修改 /etc/zabbix/zabbix_server.conf 中如下配置

DBName=zabbix
DBUser=zbx
DBPassword=Zbx_123456
DBSocket=/var/lib/mysql/mysql.sock
AllowRoot=1

开机自启
1

systemctl enable zabbix-server
启动 zabbix-server
1

systemctl start zabbix-server

web 界面设置

使用常用浏览器访问: http://192.168.1.100:10080/zabbix/
根据界面提示提供数据库等信息
zabbix 安装完成，进入系统登陆界面，默认 admin/zabbix

安装 zabbix agent

可以直接 yum 安装，这里推荐先下载 rpm 包，方便复制到其他服务器中运行
1

yum install zabbix-agent --downloadonly --downloaddir=.
安装
1

rpm -Uvh zabbix-agent-4.4.*.rpm

修改 /etc/zabbix/zabbix_agentd.conf 中如下配置

EnableRemoteCommands=1
AllowRoot=1
#UnsafeUserParameters=1
#UserParameter=UP[*],/etc/zabbix/UP.sh $1 $2 $3 $4 $5 $6 $7 $8 $9

开机自启
1

systemctl enable zabbix-agent
启动 zabbix-agent
1

systemctl start zabbix-agent

在其它服务器上安装 zabbix agent

从 192.168.1.100 复制 zabbix-agent-4.4.*.rpm 到 192.168.1.101 下
登陆 192.168.1.101，安装 zabbix-agent
1

rpm -Uvh zabbix-agent-4.4.\*.rpm