root 脚本

admin

#!/bin/bash

! h6 s- C2 u' R( m4 f

#set root password

sudo passwd root

, l8 h' E3 N( u& ]4 I

#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

% [& V# j0 e! ~

#modify profile

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

#install openssh

sudo apt install openssh-server

#delay

sleep 1

#modify conf

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

#restart server

sudo systemctl restart ssh

- F9 p7 z, {& q1 F6 [

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

2 h  N2 ?. N* [! z5 E, C
! b6 J! N6 _5 `

修改固定IP

. _& K# N5 B+ L

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

nano 01-network-manager-all.yaml

  I% [: m1 G( K9 [: S$ e3 n, i! ~

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

, b2 L3 ?; q& Y% @" }- p7 r

sudo netplan apply

0 P* ~+ l& ^4 M/ o& [5 b# d, v

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