Initial documentation

README.md

@@ -1 +1,91 @@
-# live-custom-ubuntu-from-scratch
+# Live custom Ubuntu from scratch
+
+## Prerequisites (GNU/Linux Debian/Ubuntu)
+
+Install applications we need to build the environment.
+
+```
+sudo apt-get install \
+    debootstrap \
+    squashfs-tools \
+    genisoimage \
+    syslinux \
+    isolinux
+```
+
+```
+mkdir $HOME/live-ubuntu-from-scratch
+```
+
+## Bootstrap and Configure Ubuntu
+
+```
+sudo debootstrap \
+    --arch=amd64 \
+    --variant=minbase \
+    bionic \
+    $HOME/live-ubuntu-from-scratch/chroot \
+    http://us.archive.ubuntu.com/ubuntu/
+```
+
+```
+sudo mount --bind /dev $HOME/live-ubuntu-from-scratch/chroot/dev
+
+sudo mount --bind /run $HOME/live-ubuntu-from-scratch/chroot/run
+```
+
+```
+sudo chroot $HOME/live-ubuntu-from-scratch/chroot
+```
+
+```
+mount none -t proc /proc
+
+mount none -t sysfs /sys
+
+mount none -t devpts /dev/pts
+
+export HOME=/root
+
+export LC_ALL=C
+```
+
+## Set a custom hostname
+
+```
+echo "ubuntu-live" > /etc/hostname
+```
+
+```
+apt-get update
+
+apt-get install -y dbus
+
+dbus-uuidgen > /var/lib/dbus/machine-id
+
+dpkg-divert --local --rename --add /sbin/initctl
+
+ln -s /bin/true /sbin/initctl
+```
+
+## Upgrade packages if you want:
+
+```
+apt-get -y upgrade
+```
+
+## Install packages needed for Live System
+
+```
+apt-get install -y ubuntu-standard casper lupin-casper
+
+apt-get install -y laptop-detect os-prober
+
+apt-get install -y linux-generic
+```
+
+## Graphical installer
+
+```
+apt-get install ubiquity-frontend-gtk
+```