Linux 笔记

2021-05-28 约 1157 字预计阅读 3 分钟

安装 CentOS

下载对应版本 http://centos.01link.hk/7.9.2009/isos/x86_64/CentOS-7-x86_64-Minimal-2009.iso

虚拟机安装，注意安装以太网并设置自动对时，使用 ip addr 可查看 ip

更新 yum，然后安装 net-tools

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yum update
yum -y install epel-release
yum install net-tool

网络

防火墙

查看防火墙状态 systemctl status firewalld

打开指定端口：

firewall-cmd --add-port=3306/tcp --permanent

firewall-cmd --reload

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firewall-cmd --add-port=3306/tcp --permanent
firewall-cmd --reload
systemctl status firewalld

查看打开的端口：

firewall-cmd --list-ports

关于 firewall 的详细配置查看 https://wangchujiang.com/linux-command/c/firewall-cmd.html

安装 Telnet 工具

yum install telnet.x86_64 -y

静态 IP

CentOS 7 静态 IP

参考 https://www.cnblogs.com/freeweb/p/5335973.html

打开配置文件进行编辑 vim /etc/sysconfig/network-scripts/ifcfg-${xxxx} 把 BOOTPROTO="dhcp" 改成 BOOTPROTO="static"

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BROADCAST=192.168.1.255
IPADDR=192.168.1.33
NETMASK=255.255.255.0
GATEWAY=192.168.1.1

配置 DNS，配置文件位置是：/etc/resolv.conf

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nameserver 114.114.114.114
nameserver 8.8.8.8

重启网络 service network restart

Ubuntu 18.04 静态 IP

参考 https://ld246.com/article/1593929878472

修改配置的 yaml 文件，文件位于 /etc/netplan/ 目录下，文件名类似于 00-installer-config.yaml：

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sudo nano /etc/netplan/00-installer-config.yaml

修改为如下配置：

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network:
  ethernets:
    ens160:     #配置的网卡的名称
      addresses: [192.168.0.105/24]    #配置的静态ip地址和掩码
      dhcp4: no    #关闭DHCP，如果需要打开DHCP则写yes
      optional: true
      gateway4: 192.168.0.1    #网关地址
      nameservers:
         addresses: [114.114.114.114,180.76.76.76]    #DNS服务器地址，多个DNS服务器地址需要用英文逗号分隔开
  version: 2
  renderer: networkd    #指定后端采用systemd-networkd或者Network Manager，可不填写则默认使用systemd-workd

注意修改网卡的配置名。

最后重启网络生效：

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sudo netplan apply

软件

安装 JDK

下载对应版本 https://www.oracle.com/cn/java/technologies/javase/javase-jdk8-downloads.html

拷贝包 scp E:\Download\jdk-8u281-linux-x64.rpm root@192.168.197.133:/tmp

添加执行权限 chmod +x /tmp/jdk-8u281-linux-x64.rpm

rpm 安装 rpm -ivh /tmp/jdk-8u281-linux-x64.rpm

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chmod +x /tmp/jdk-8u281-linux-x64.rpm
rpm -ivh /tmp/jdk-8u281-linux-x64.rpm

安装 MySQL

下载对应版本 https://dev.mysql.com/downloads/mysql/

安装和配置参考：https://juejin.cn/post/6844903870053761037

安装 Node.js

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cd /usr/local/src/
wget https://nodejs.org/dist/v14.15.4/node-v14.15.4.tar.gz
tar zxvf node-v14.15.4.tar.gz
cd node-v14.15.4
./configure --prefix=/usr/local/node/14.15.4
make
make install

配置 NODE_HOME，进入 profile 编辑环境变量

vim /etc/profile

设置 nodejs 环境变量，在 export PATH USER LOGNAME MAIL HOSTNAME HISTSIZE HISTCONTROL 一行的上面添加如下内容:

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#set for nodejs
export NODE_HOME=/usr/local/node/14.15.4
export PATH=$NODE_HOME/bin:$PATH

RabbitMQ 安装

安装参考 https://www.rabbitmq.com/install-rpm.html

安装 erlang 依赖

curl -s https://packagecloud.io/install/repositories/rabbitmq/erlang/script.rpm.sh | sudo bash

sudo yum install erlang-23.2.6-1.el7.x86_64 -y

安装 rabbitmq

rpm --import https://packagecloud.io/rabbitmq/rabbitmq-server/gpgkey

curl -s https://packagecloud.io/install/repositories/rabbitmq/rabbitmq-server/script.rpm.sh | sudo bash

sudo yum install rabbitmq-server.noarch -y

启动 rabbitmq

systemctl enable rabbitmq-server.service

systemctl start rabbitmq-server.service

启动管理页面

https://www.rabbitmq.com/management.html

rabbitmq-plugins enable rabbitmq_management

rabbitmq-plugins list

启动 stomp-web

https://www.rabbitmq.com/web-stomp.html

rabbitmq-plugins enable rabbitmq_web_stomp

rabbitmq-plugins list

增加用户

rabbitmqctl add_user admin admin

rabbitmqctl set_user_tags admin administrator

rabbitmqctl set_permissions -p "/" "admin" ".*" ".*" ".*"

rabbitmqctl list_users

打开防火墙

firewall-cmd --add-port=15672/tcp --permanent

firewall-cmd --add-port=5672/tcp --permanent

firewall-cmd --add-port=15674/tcp --permanent

firewall-cmd --reload

firewall-cmd --list-port

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# intsall erlang
curl -s https://packagecloud.io/install/repositories/rabbitmq/erlang/script.rpm.sh | sudo bash
sudo yum install erlang-23.2.6-1.el7.x86_64 -y
# install rabbitmq server
rpm --import https://packagecloud.io/rabbitmq/rabbitmq-server/gpgkey
curl -s https://packagecloud.io/install/repositories/rabbitmq/rabbitmq-server/script.rpm.sh | sudo bash
sudo yum install rabbitmq-server.noarch -y
# start rabbitmq server
systemctl enable rabbitmq-server.service
systemctl start rabbitmq-server.service
# start management ui
rabbitmq-plugins enable rabbitmq_management
# start stomq-web
rabbitmq-plugins enable rabbitmq_web_stomp
# add user
rabbitmqctl add_user admin admin
rabbitmqctl set_user_tags admin administrator
rabbitmqctl set_permissions -p "/" "admin" ".*" ".*" ".*"
# open firewall port
firewall-cmd --add-port=15672/tcp --permanent
firewall-cmd --add-port=5672/tcp --permanent
firewall-cmd --add-port=15674/tcp --permanent
firewall-cmd --reload

nginx 安装

参考 https://www.nginx.com/resources/wiki/start/topics/tutorials/install/

在/etc/yum.repos.d目录下添加源文件nginx.repo，然后配置源：

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[nginx]
name=nginx repo
baseurl=https://nginx.org/packages/centos/$releasever/$basearch/
gpgcheck=0
enabled=1

执行命令安装，yum install nginx

设置常驻服务

Ubuntu 设置常驻服务

https://www.jianshu.com/p/5ffccbd8ed1b

https://blog.csdn.net/wojiaosha123/article/details/98784936

sudo 免密

Ubuntu sudo 免密

进入 /etc/sudoers.d/ 目录，新建一个跟用户名同名的文件，然后在里面录入 yourusername ALL=(ALL) NOPASSWD:ALL

免密登陆

参考：https://zhuanlan.zhihu.com/p/35878555

https://docs.github.com/cn/github/authenticating-to-github/working-with-ssh-key-passphrases

Windows 下添加ssh-agent：https://docs.microsoft.com/en-us/windows-server/administration/openssh/openssh_keymanagement

警告

本文最后更新于 May 28, 2021，文中内容可能已过时，请谨慎使用。