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create-custom-debian-live-usb-stick-stretch

Create custom debian live usb-stick (stretch, amd64)

Install necessary packages on the build system

root@host:~# apt-get install debootstrap syslinux isolinux squashfs-tools genisoimage memtest86+ rsync
[ ... ]

Create directory structure & install base image

root@host:~# mkdir /root/shtf-stick && cd /root/shtf-stick
 
root@host:~/shtf-stick# debootstrap --arch=amd64 --variant=minbase stretch chroot http://http.at.debian.org/debian/
[ ... ]

Perform basic configuration

root@host:~/shtf-stick# chroot ./chroot
root@host:/# echo shtf > /etc/hostname
root@host:/# passwd root
Enter new UNIX password: 
Retype new UNIX password: 
passwd: password updated successfully
root@host:/# mount none -t proc /proc && \
mount none -t sysfs /sys && \
mount none -t devpts /dev/pts && \
export HOME=/root && \
export LC_ALL=C && \
apt-get update && \
apt-get install dialog dbus --yes && \
dbus-uuidgen > /var/lib/dbus/machine-id

root@host:/# apt-get install --no-install-recommends --yes linux-image-amd64 firmware-linux-free systemd-sysv live-boot kbd console-data
[ ... ]

Install additional packages

root@host:/# apt-get install --no-install-recommends --yes \
network-manager net-tools wireless-tools wpagui tcpdump wget openssh-client \
blackbox xserver-xorg-core xserver-xorg xinit xterm \
pciutils usbutils gparted ntfs-3g hfsprogs rsync less curl tcpdump dosfstools syslinux partclone vim pv \
firefox-esr chntpw lvm2 mdadm  keepassx gdisk gnupg duplicity s3cmd bzip2 lsof screen mc htop iproute2 inetutils-ping inetutils-traceroute  netcat-openbsd 
 
[ ... ]

Cleanup & leave chroot environment

root@host:/# rm -f /vmlinuz* /initrd.img* /var/lib/dbus/machine-id && \
apt-get clean && \
rm /etc/resolv.conf && \
umount -lf /proc /sys /dev/pts
 
root@host:/# exit
exit
root@debian:~/shtf-stick# umount -lf $(mount | awk '/shtf-stick/ { print $3 }')
root@host:~/shtf-stick# rm chroot/root/.bash_history

Create filesystem & boot config

root@host:~/shtf-stick# mkdir -p image/{live,isolinux} && \
mksquashfs chroot image/live/filesystem.squashfs -e boot
Parallel mksquashfs: Using 1 processor
Creating 4.0 filesystem on image/live/filesystem.squashfs, block size 131072.
[=========================================================================================================================/] 25507/25507 100%

Exportable Squashfs 4.0 filesystem, gzip compressed, data block size 131072
	compressed data, compressed metadata, compressed fragments, compressed xattrs
	duplicates are removed
Filesystem size 305495.00 Kbytes (298.33 Mbytes)
	39.71% of uncompressed filesystem size (769303.94 Kbytes)
Inode table size 311570 bytes (304.27 Kbytes)
	29.08% of uncompressed inode table size (1071399 bytes)
Directory table size 300335 bytes (293.30 Kbytes)
	42.66% of uncompressed directory table size (703968 bytes)
Number of duplicate files found 809
Number of inodes 30836
Number of files 21710
Number of fragments 2182
Number of symbolic links  6003
Number of device nodes 8
Number of fifo nodes 0
Number of socket nodes 0
Number of directories 3115
Number of ids (unique uids + gids) 10
Number of uids 2
	root (0)
	systemd-timesync (100)
Number of gids 9
	root (0)
	shadow (42)
	utmp (43)
	rtkit (109)
	tty (5)
	systemd-journal (101)
	staff (50)
	adm (4)
	mail (8)
root@host:~/shtf-stick# 
root@host:~/shtf-stick# cp chroot/boot/vmlinuz-* image/live/vmlinuz1 && \
cp chroot/boot/initrd.img-* image/live/initrd1
root@host:~/shtf-stick# cat > image/isolinux/isolinux.cfg << _EOF_
UI menu.c32
 
prompt 0
menu title The Shit Has Hit The Fan
 
timeout 300
 
label Debian Live 4.9.0-3-amd64
menu label ^Debian Live 4.9.0-3-amd64
menu default
kernel /live/vmlinuz1
append initrd=/live/initrd1 boot=live
 
label memtest86+
menu label ^Memory Failure Detection (memtest86+)
kernel /live/memtest
_EOF_

root@host:~/shtf-stick#

Create CD image

root@host:~/shtf-stick# cp /usr/lib/ISOLINUX/isolinux.bin image/isolinux/ && \
cp /usr/lib/syslinux/modules/bios/menu.c32 image/isolinux/ && \
cp /usr/lib/syslinux/modules/bios/libmenu.c32 image/isolinux/ && \
cp /usr/lib/syslinux/modules/bios/libutil.c32 image/isolinux/ && \
cp /usr/lib/syslinux/modules/bios/ldlinux.c32 image/isolinux/ && \
cp /usr/share/misc/pci.ids image/isolinux/ && \
cp /boot/memtest86+.bin image/live/memtest && \
cd image && \
genisoimage -rational-rock -volid "SHTF" -cache-inodes -joliet -full-iso9660-filenames -b isolinux/isolinux.bin -c isolinux/boot.cat -no-emul-boot -boot-load-size 4 -boot-info-table -output ../debian-shtf-$(date +%Y%m%d_%H%M).iso . && \
cd ..

Prepare USB stick

root@host:~/shtf-stick# export DEVICE=/dev/sdc
root@host:~/shtf-stick# dd if=/dev/zero of=${DEVICE} bs=1k count=100
100+0 records in
100+0 records out
102400 bytes (102 kB) copied, 1.5086 s, 67.9 kB/s
root@host:~/shtf-stick# fdisk ${DEVICE}
 
Welcome to fdisk (util-linux 2.25.2).
Changes will remain in memory only, until you decide to write them.
Be careful before using the write command.
 
Device does not contain a recognized partition table.
Created a new DOS disklabel with disk identifier 0x374a220b.
 
Command (m for help): n
Partition type
   p   primary (0 primary, 0 extended, 4 free)
   e   extended (container for logical partitions)
Select (default p): p
Partition number (1-4, default 1): 
First sector (2048-2005431, default 2048): 
Last sector, +sectors or +size{K,M,G,T,P} (2048-2005431, default 2005431): 
 
Created a new partition 1 of type 'Linux' and of size 978.2 MiB.
 
Command (m for help): a
Selected partition 1
The bootable flag on partition 1 is enabled now.
 
Command (m for help): t
Selected partition 1
Hex code (type L to list all codes): b
If you have created or modified any DOS 6.x partitions, please see the fdisk documentation for additional information.
Changed type of partition 'Linux' to 'W95 FAT32'.
 
Command (m for help): w
The partition table has been altered.
Calling ioctl() to re-read partition table.
Syncing disks.
 
root@host:~/shtf-stick# mkdosfs -F 32 -I ${DEVICE}1
mkfs.fat 3.0.27 (2014-11-12)
 
root@host:~/shtf-stick#

Create USB Stick

root@host:~/shtf-stick# export DEVICE=/dev/sdc
root@host:~/shtf-stick# syslinux -i ${DEVICE}1
 
root@host:~/shtf-stick# dd if=/usr/lib/syslinux/mbr/mbr.bin of=${DEVICE} conv=notrunc bs=440 count=1
1+0 records in
1+0 records out
440 bytes (440 B) copied, 0.0564548 s, 7.8 kB/s
 
root@host:~/shtf-stick# mkdir /mnt/usb; \
mount ${DEVICE}1 /mnt/usb
 
root@host:~/shtf-stick# cp /usr/lib/syslinux/modules/bios/libutil.c32 /mnt/usb/ && \
cp /usr/lib/syslinux/modules/bios/libmenu.c32 /mnt/usb/ && \
cp /usr/lib/syslinux/modules/bios/menu.c32 /mnt/usb/ && \
cp /boot/memtest86+.bin /mnt/usb/memtest && \
cp image/isolinux/isolinux.cfg /mnt/usb/syslinux.cfg && \
cp /usr/share/misc/pci.ids /mnt/usb/ && \
rsync -rv image/live /mnt/usb/ && date +%Y%m%d_%H%M > /mnt/usb/CREATED && umount /mnt/usb/
sending incremental file list
live/
live/filesystem.squashfs
live/initrd1
live/vmlinuz1
 
sent 308,553,889 bytes  received 77 bytes  88,158,276.00 bytes/sec
total size is 308,478,319  speedup is 1.00
 
root@host:~/shtf-stick#

Source: http://willhaley.com/blog/create-a-custom-debian-stretch-live-environment-ubuntu-17-zesty/

create-custom-debian-live-usb-stick-stretch.txt · Last modified: 2017/11/13 17:34 by baumi

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