root 脚本

admin

#!/bin/bash

% a+ h3 A% X* T+ N+ |! t

#set root password

sudo passwd root

6 Y! o- d7 Q7 M/ ?

#notes Document content

sudo sed -i "s/.*root quiet_success$/#&/" /etc/pam.d/gdm-autologin

sudo sed -i "s/.*root quiet_success$/#&/" /etc/pam.d/gdm-password

: _2 R8 ~) a+ W$ B

#modify profile

sudo sed -i 's/^mesg.*/tty -s \&\& mesg n \|\| true/' /root/.profile

$ Q( z9 t# t9 A& t* F  |7 F- j

#install openssh

sudo apt install openssh-server

#delay

sleep 1

% ]" C* T: b% c3 ?

#modify conf

sudo sed -i 's/^#PermitRootLogin.*/PermitRootLogin yes/' /etc/ssh/sshd_config

- f4 c, p8 S0 f9 |  b$ f# j3 P

#restart server

sudo systemctl restart ssh

*******************************************************************************************

: F7 L, o0 @9 G

修改固定IP

cd /etc/netplan/

sudo cp 01-network-manager-all.yaml 01-network-manager-all.yaml.bak

sudo apt update -y

sudo apt install net-tools -y

$ G# T: A; r$ T8 r: o

nano 01-network-manager-all.yaml

, h3 o/ K, m; T* P* m5 _

network:

  renderer: NetworkManager

  ethernets:

    ens33:

      addresses:

        - 192.168.83.222/24

      routes:

        - to: default

          via: 192.168.83.2

      nameservers:

        addresses:

          - 192.168.83.2

          - 114.114.114.114

  version: 2

sudo netplan apply

**************************************************