|
|
|
@ -4,20 +4,19 @@
|
|
|
|
|
|
|
|
|
|
Download and boot the [latest Ubuntu release](https://releases.ubuntu.com/21.04/ubuntu-21.04-desktop-amd64.iso). |
|
|
|
|
|
|
|
|
|
Follow the steps : |
|
|
|
|
Follow the steps with these customizations: |
|
|
|
|
|
|
|
|
|
![img1](img/ubuntu-installation/1.png) |
|
|
|
|
![img2](img/ubuntu-installation/2.png) |
|
|
|
|
![img3](img/ubuntu-installation/3.png) |
|
|
|
|
|
|
|
|
|
The partitioning is : |
|
|
|
|
The partitioning is: |
|
|
|
|
|
|
|
|
|
1. 256 MB : EFI partition |
|
|
|
|
2. 20 GB : system partition |
|
|
|
|
|
|
|
|
|
![img4](img/ubuntu-installation/4.png) |
|
|
|
|
![img5](img/ubuntu-installation/5.png) |
|
|
|
|
![img6](img/ubuntu-installation/6.png) |
|
|
|
|
|
|
|
|
|
Remove the installation disk and then reboot. |
|
|
|
|
|
|
|
|
@ -30,14 +29,17 @@ Don't install updates if Ubuntu asks to. The scripts will.
|
|
|
|
|
This is optional but you can add your public SSH key to access the administrator account later: |
|
|
|
|
|
|
|
|
|
```shell |
|
|
|
|
unset HISTFILE |
|
|
|
|
sudo mkdir /root/.ssh |
|
|
|
|
echo 'ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAICeJ9WuncQJG5X51m3M0goX9fohnz9LqlL/AT3OMYBX1' | sudo tee /root/.ssh/authorized_keys |
|
|
|
|
wget github.com/xpetit.keys |
|
|
|
|
cat xpetit.keys | sudo tee /root/.ssh/authorized_keys |
|
|
|
|
sudo chmod 400 !$ |
|
|
|
|
rm xpetit.keys |
|
|
|
|
``` |
|
|
|
|
|
|
|
|
|
## OS configuration |
|
|
|
|
|
|
|
|
|
Run a terminal and type these commands : |
|
|
|
|
Run a terminal and type these commands: |
|
|
|
|
|
|
|
|
|
```shell |
|
|
|
|
unset HISTFILE |
|
|
|
@ -52,13 +54,13 @@ The system is now read-only, every data is written to a temporary partition.
|
|
|
|
|
|
|
|
|
|
The session is password-less. |
|
|
|
|
|
|
|
|
|
To gain a superuser terminal, use SSH : |
|
|
|
|
To gain a superuser terminal, use SSH: |
|
|
|
|
|
|
|
|
|
```console |
|
|
|
|
user@remote:~$ ssh -p512 root@IP_ADDRESS |
|
|
|
|
``` |
|
|
|
|
|
|
|
|
|
To gain access with read/write access to the filesystem, use this command : |
|
|
|
|
To gain access with read/write access to the filesystem, use this command: |
|
|
|
|
|
|
|
|
|
```console |
|
|
|
|
root@ubuntu:~# overlayroot-chroot |
|
|
|
|