CentOS7云服务器环境搭建

一、下载、更新依赖

1、更新系统版本至7.9(该命令正式环境下不要随便执行,仅测试环境使用,执行过程中不要中断!!

yum update

2、下载Vim

yum install vim -y

3、下载gcc(C语言环境,redis依赖它)

yum install gcc

软件统一安装在/usr/local/software目录下,源码统一解压缩在/usr/local/source

二、Java

参考:CSDN

1、下载java1.8_202压缩包

wget https://repo.huaweicloud.com/java/jdk/8u202-b08/jdk-8u202-linux-x64.tar.gz

2、解压到指定目录

#创建安装路径
mkdir /usr/local/software/java/
#解压
tar -zxvf jdk-8u202-linux-x64.tar.gz -C /usr/local/software/java

3、配置环境变量

#打开配置文件
vim /etc/profile
# 在末尾添加以下内容
export JAVA_HOME=/usr/local/software/java/jdk1.8.0_202
export JRE_HOME=${JAVA_HOME}/jre
export CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib
export PATH=${JAVA_HOME}/bin:$PATH

4、刷新配置及创建软连接

#刷新配置
source /etc/profile
#添加软连接
ln -s /usr/local/software/java/jdk1.8.0_202/bin/java /usr/bin/java

三、Redis

参考:安装Redis

1、下载redis5.0.14版本压缩包

wget http://download.redis.io/releases/redis-5.0.14.tar.gz

2、解压到指定目录

#创建安装路径
mkdir /usr/local/software/redis/
#创建源码路径
mkdir /usr/local/source/redis/
#解压 
tar -zxvf redis-5.0.14.tar.gz -C /usr/local/source/redis

3、编译

#进入到解压完的目录内
cd /usr/local/source/redis/redis-5.0.14
#编译
make

4、安装

#安装到指定目录
make install PREFIX=/usr/local/software/redis

5、修改配置文件(远程访问、后台运行)

#从 redis 的源码目录中复制 redis.conf 到 redis 的安装目录
cp /usr/local/source/redis/redis-5.0.14/redis.conf /usr/local/software/redis/bin/
#进入到安装目录内
cd /usr/local/software/redis/bin/
#编辑配置文件
vim redis.conf
#1.找到bind 127.0.0.1并将其注释
#2.修改保护模式,不修改保护模式也是只能内网访问的
protected-mode no
#3.daemonize no 改为yes 后台一直运行
daemonize yes
#4.设置密码,这里建议设置密码
requirepass "你的密码"

6、开机自启动

(1)切换到/lib/systemd/system/目录,创建redis.service文件

cd /lib/systemd/system/
vim redis.service

(2)内容如下

[Unit]
Description=redis-server
After=network.target

[Service]
Type=forking
# ExecStart需要按照实际情况修改成自己的地址
ExecStart=/usr/local/software/redis/bin/redis-server /usr/local/software/redis/bin/redis.conf
PrivateTmp=true

[Install]
WantedBy=multi-user.target

(3)启动开机自启

# 开机自动启动
systemctl enable redis
# 启动redis服务
systemctl start redis
# 查看服务状态
systemctl status redis
# 停止服务
systemctl stop redis
# 取消开机自动启动(卸载服务)
systemctl disabled redis

四、Mysql

参考:CSDN

1、本地下载mysql

wget https://cdn.mysql.com/archives/mysql-8.0/mysql-8.0.35-1.el7.x86_64.rpm-bundle.tar

2、安装前准备

(1)卸载mariadb

#检查是否安装mariadb
rpm -qa|grep mariadb
#全部卸载          
rpm -e --nodeps 文件名#再次检查
rpm -qa|grep mariadb           

(2)安装相关依赖

yum install -y libaio
yum install -y net-tools
yum install openssl-devel.x86_64 openssl.x86_64 -y

yum -y install autoconf
yum install perl.x86_64 perl-devel.x86_64 -y
yum install perl-JSON.noarch -y
yum install perl-Test-Simple -y

yum install numactl

3、解压

#创建解压目录
mkdir /usr/local/source/mysql
#解压
tar -xvf mysql-8.0.35-1.el7.x86_64.rpm-bundle.tar -C /usr/local/source/mysql/

4、安装

#进入解压目录
cd /usr/local/source/mysql/
#逐个安装
rpm -ivh mysql-community-common-8.0.35-1.el7.x86_64.rpm   
rpm -ivh mysql-community-client-plugins-8.0.35-1.el7.x86_64.rpm 
rpm -ivh mysql-community-libs-8.0.35-1.el7.x86_64.rpm
rpm -ivh mysql-community-client-8.0.35-1.el7.x86_64.rpm 
rpm -ivh mysql-community-icu-data-files-8.0.35-1.el7.x86_64.rpm
rpm -ivh mysql-community-server-8.0.35-1.el7.x86_64.rpm
rpm -ivh mysql-community-libs-compat-8.0.35-1.el7.x86_64.rpm
rpm -ivh mysql-community-embedded-compat-8.0.35-1.el7.x86_64.rpm
rpm -ivh mysql-community-devel-8.0.35-1.el7.x86_64.rpm  

5、修改my.conf

目录授权

chown -R mysql:mysql /var/lib/mysql/

6、启动mysql

systemctl start mysqld        #启动
systemctl restart mysqld      #重启
systemctl status mysqld       #查看状态
systemctl stop mysqld         #关闭
systemctl enable mysqld       #开机自启

7、查询初始密码,如果有问题,参考文档

grep 'temporary password' /var/log/mysqld.log

8、修改密码

mysql -uroot -p
#修改密码(大小写)
ALTER USER 'root'@'localhost' identified  by '121212';
#开启远程登陆
use mysql;
update user set host='%' where user='root';
#刷新配置
flush privileges;

五、Nginx

参考:CSDN

1、下载

wget https://nginx.org/download/nginx-1.21.6.tar.gz

 2、解压

#创建解压目录
mkdir /usr/local/source/nginx
#解压
tar xvf nginx-1.21.6.tar.gz -C /usr/local/source/nginx/

3、配置【在解压目录内完成】

cd /usr/local/source/nginx/nginx-1.21.6/
#创建安装目录
mkdir /usr/local/software/nginx
#配置安装参数
./configure --prefix=/usr/local/software/nginx --with-http_stub_status_module --with-http_ssl_module

4、编译和安装【在解压目录内完成】

#编译
make
#安装
make install

 5、开机自启

(1)进入到/lib/systemd/system/目录

cd /lib/systemd/system/

(2)创建nginx.service文件,并编辑

vim nginx.service

(3)内容如下

[Unit]
Description=nginx service
After=network.target

[Service]
Type=forking
ExecStart=/usr/local/software/nginx/sbin/nginx
ExecReload=/usr/local/software/nginx/sbin/nginx -s reload
ExecStop=/usr/local/software/nginx/sbin/nginx -s quit
PrivateTmp=true

[Install]
WantedBy=multi-user.target

 (4)命令

systemctl daemon-reload
#开机自启
systemctl enable nginx
#启动
systemctl start nginx
#查看已经启动的服务
systemctl list-units --type=service

六、EMQX

以emqx5.7.2版本为例,参考官网

(1)下载

wget https://www.emqx.com/zh/downloads/broker/5.7.2/emqx-5.7.2-el7-amd64.rpm

(2)安装

sudo yum install emqx-5.7.2-el7-amd64.rpm -y

(3)配置

sudo vim /etc/emqx/emqx.conf
#将配置添加以下部分
listeners.tcp.default {
    bind = "0.0.0.0:8302" 
    max_connections = 1024
}

dashboard {
    listeners.http {
        bind = 28083
    }
}

(4)启动

sudo systemctl start emqx
# 开机自启
sudo systemctl enable emqx

默认账号:amdin,默认密码:public

 

posted @ 2024-07-08 16:50  维新派丁真  阅读(55)  评论(0)    收藏  举报