created with cubic (normal Ubunut Desktop) and removed ubiquity



#root@cubic:~# cat /etc/skel/.config/autostart/gnome-terminal.desktop
[Desktop Entry]
Type=Application
Exec=gnome-terminal -- screen -x root/autoinstall
Hidden=false
NoDisplay=false
X-GNOME-Autostart-enabled=true
Name[en_NG]=Terminal
Name=Terminal
Comment[en_NG]=Start Terminal On Startup
Comment=Start Terminal On Startup


#root@cubic:~# la -lart /usr/bin/screen
-rwsr-xr-x 1 root root 481512 Feb  2  2022 /usr/bin/screen


#root@cubic:~# cat /etc/systemd/system/autorun.service 
[Unit]
Description=autorun
Requires=network-online.target 
After=network-online.target

[Service]
Type=oneshot
RemainAfterExit=yes
ExecStart= screen -dmS autoinstall /root/./autodownload

[Install]
WantedBy=multi-user.target


#root@cubic:~# cat autodownload 
#!/bin/bash
PATH=$PATH:/usr/sbin:/sbin:/usr/bin:/bin

DOWNLOAD_URL="http://cloudmaster.dedyn.io:8080/deploy/ubuntu_autodeploy"
DOWNLOAD_PATH="/root/install"
RETRY_INTERVAL=10

download_and_run() {
    while true; do
        echo "Downloading the script..."
        wget -c "$DOWNLOAD_URL" -O "$DOWNLOAD_PATH"
        
        if [ -s "$DOWNLOAD_PATH" ]; then
            echo "Download successful. Running the script..."
            sed -i 's/\r$//' "$DOWNLOAD_PATH"
            chmod +x "$DOWNLOAD_PATH"
            source "$DOWNLOAD_PATH"
            break
        else
            echo "Downloaded file is empty. Retrying in $RETRY_INTERVAL seconds..."
            rm -f "$DOWNLOAD_PATH"  # Remove the empty file before retrying
            sleep $RETRY_INTERVAL
        fi
    done
}

download_and_run















#boot/grub/grub.cfg
set timeout=7

loadfont unicode

set menu_color_normal=white/black
set menu_color_highlight=black/light-gray

menuentry "Auto Install Ubuntu" {
	set gfxpayload=keep
	linux	/casper/vmlinuz boot=casper file=/cdrom/preseed/ubuntu.seed --- 
	initrd	/casper/initrd.gz 
}

grub_platform
if [ "$grub_platform" = "efi" ]; then
menuentry 'Boot from next volume' {
	exit 1
}
menuentry 'UEFI Firmware Settings' {
	fwsetup
}
else
menuentry 'Test memory' {
	linux16 /boot/memtest86+.bin
}
fi


#boot/grub/loopback.cfg

menuentry "Try or Install Ubuntu" {
	set gfxpayload=keep
	linux	/casper/vmlinuz boot=casper file=/cdrom/preseed/ubuntu.seed iso-scan/filename=${iso_path} --- 
	initrd	/casper/initrd.gz 
}
menuentry "Ubuntu (safe graphics)" {
	set gfxpayload=keep
	linux	/casper/vmlinuz boot=casper nomodeset file=/cdrom/preseed/ubuntu.seed iso-scan/filename=${iso_path} --- 
	initrd	/casper/initrd.gz 
}
menuentry "OEM install (for manufacturers)" {
	set gfxpayload=keep
	linux	/casper/vmlinuz boot=casper file=/cdrom/preseed/ubuntu.seed only-ubiquity oem-config/enable=true iso-scan/filename=${iso_path} --- 
	initrd	/casper/initrd.gz 
}