root 脚本

admin

#!/bin/bash

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#set root password

sudo passwd root

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#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

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#modify profile

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

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#install openssh

sudo apt install openssh-server

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#delay

sleep 1

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#modify conf

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

#restart server

sudo systemctl restart ssh

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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

nano 01-network-manager-all.yaml

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

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sudo netplan apply

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