Initial debootstrap

debootstrap

+#!/usr/bin/env bash
+
+set -ex
+
+DISK=$1
+HOSTNAME=$2
+[[ -z "$HOSTNAME" ]] && HOSTNAME=$(host $(ip addr | grep 'inet 147.251' | cut -d/ -f1 | sed 's/.*inet //') | sed 's/^.* \([a-z0-9]*\).fi.muni.cz.*$/\1/')
+echo "installing $HOSTNAME to $DISK"
+
+# MBR/DOS table
+# new partition 1 spanning full disk
+# LVM type partition
+echo -e 'o\n' \
+	'n\np\n1\n\n\n' \
+	't\n8e\n' \
+	'p\n' \
+	'w\n'
+	| fdisk $DISK
+pvcreate $DISK
+VG=vg.$HOSTNAME
+vgcreate $VG
+lvcreate -L128G -n root
+ROOTD=/dev/$VG/root
+mkfs.xfs -m reflink=1 $ROOTD
+ROOT=/mnt/root
+mkdir -p $ROOT
+mount $ROOTD $ROOT
+deboostrap stable $ROOT http://ftp.cz.debian.org/debian/