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Diffstat (limited to 'make-vm-debootstrap.py.orig')
| -rwxr-xr-x | make-vm-debootstrap.py.orig | 331 |
1 files changed, 0 insertions, 331 deletions
diff --git a/make-vm-debootstrap.py.orig b/make-vm-debootstrap.py.orig deleted file mode 100755 index 62f1165..0000000 --- a/make-vm-debootstrap.py.orig +++ /dev/null @@ -1,331 +0,0 @@ -#!/usr/bin/python3 - -import os -import sys -import glob -import subprocess -import tempfile -import shutil -import re -import functools - - - - -parameters = dict( - release='unstable', - #mirror='http://fr.archive.ubuntu.com/ubuntu/', - mirror='http://apt:9999/debian/', - arch='amd64', - image = 'unstable-amd64.qcow2', - packages=''' - apt - aptitude - bash - bash-completion - bind9-host - bmon - busybox - bzip2 - curl - ed - grub2 - htop - iftop - ifupdown - iotop - iperf - iproute2 - iptables - iputils-ping - less - lftp - linux-image-amd64 - locales - ncdu - ncurses-base - ncurses-term - net-tools - netbase - netcat - nload - openssh-client - openssh-server - psmisc - python3 - ranger - rsync - screen - sed - socat - strace - tar - tcpdump - telnet - tmux - tree - tzdata - vim - vim-nox - vim-runtime - w3m - wget - zsh - '''.split(), -) - - -open8 = functools.partial(open, encoding='utf8') -numerical_sort = lambda y: [int(x) if x.isdigit() else x - for x in re.split('(\d+)', y)] - - -def mlstrip(s): - return re.sub(r'^\s*', '', s, flags=re.MULTILINE) - - -def run(*l, **kw): - print('run:', *l) - return subprocess.run(*l, **kw) - - -def reexec_root(): - # run as root - if os.geteuid() != 0: - os.execvp("sudo", ["sudo"] + sys.argv) - - -def system_customization(device, rootdir, rootpartuuid, rootfsuuid): - os.unlink(rootdir + '/etc/localtime') - open8(rootdir + '/etc/zoneinfo', 'w').write('Europe/Paris\n') - shutil.copy(rootdir + '/usr/share/zoneinfo/Europe/Paris', - rootdir + '/etc/localtime') - - open8(rootdir + '/etc/network/interfaces', 'w').write(mlstrip( - '''\ - auto lo - iface lo inet loopback - - auto eth0 - iface eth0 inet dhcp - ''')) - open8(rootdir + '/etc/hosts', 'w').write(mlstrip( - '''\ - 127.0.0.1 localhost localhost.localdomain debian - - # the following lines are desirable for IPv6 capable hosts - ::1 localhost ip6-localhost ip6-loopback - ff02::1 ip6-allnodes - ff02::2 ip6-allrouters - ''')) - open8(rootdir + '/etc/hostname', 'w').write('debian\n') - open8(rootdir + '/etc/fstab', 'w').write(mlstrip( - '''\ - # <device> <mount point> <type> <options> <dump> <pass> - PARTUUID={rid} / ext4 errors=remount-ro,relatime 0 1 - '''.format(rid=rootpartuuid))) - - # activate serial console - run([ - 'ln', - '-s', - '/lib/systemd/system/serial-getty@.service', - rootdir + '/etc/systemd/system/getty.target.wants/serial-getty@ttyS0.service', - ], check=True) - os.makedirs(rootdir + '/etc/systemd/system/serial-getty@ttyS0.service.d', - mode=0o755) - open8(rootdir + - '/etc/systemd/system/serial-getty@ttyS0.service.d/autologin.conf', - 'w').write(mlstrip( - '''\ - [Service] - ExecStart= - ExecStart=-/sbin/agetty --autologin root --login-pause --noclear %I 115200,38400,9600 vt102 - ''')) - - open8(rootdir + '/etc/default/keyboard', 'w').write(mlstrip( - '''\ - XKBMODEL="pc105" - XKBLAYOUT="fr" - XKBVARIANT="bepo" - XKBOPTIONS="" - ''')) - - open8(rootdir + '/etc/default/locale', 'w').write(mlstrip( - '''\ - LANG="en_US.UTF-8" - LC_TIME="en_DK.UTF-8" - LC_PAPER="en_GB.UTF-8" - LC_MEASUREMENT="en_GB.UTF-8" - ''')) - - for locale in ['fr_FR', 'en_US', 'en_GB', 'en_DK', 'de_DE']: - run([ - 'localedef', - '--prefix={}'.format(rootdir), - '-f', 'UTF-8', - '-i', locale, - '{}.UTF-8'.format(locale) - ], check=True) - - open8(rootdir + '/etc/bash.bashrc', 'a').write(mlstrip( - '''\ - - # enable bash completion in interactive shells - if ! shopt -oq posix; then - if [ -f /usr/share/bash-completion/bash_completion ]; then - . /usr/share/bash-completion/bash_completion - elif [ -f /etc/bash_completion ]; then - . /etc/bash_completion - fi - fi - alias ls="ls --color=aut" - alias l="ls -CF" - alias ll="l -lh" - alias la="l -a" - alias e="vim" - alias rm='rm -i' - alias cp='cp -i' - alias mv='mv -i' - export PAGER=less - export EDITOR=vim - export VISUAL=vim - ''')) - - open8(rootdir + '/etc/vim/vimrc', 'w').write(mlstrip( - '''\ - set nocompatible - filetype plugin indent on - set autoindent - set background=dark - set backspace=2 - set hidden - set hlsearch - set ignorecase - set incsearch - set laststatus=2 - set modelines=0 - set nobackup - set nowritebackup - set ruler - set scrolloff=3 - set shiftwidth=4 - set showcmd - set showmatch - set statusline=%<%f%h%m%r%=%l,%c\ %P - set ts=4 - set whichwrap=<,>,[,] - set wildmode=list:full - syntax on - ''')) - - open8(rootdir + '/etc/default/grub', 'w').write(mlstrip( - '''\ - GRUB_DEFAULT=0 - GRUB_TIMEOUT=1 - GRUB_TERMINAL=serial - GRUB_SERIAL_COMMAND="serial --speed=115200 --word=8 --parity=no --stop=1" - GRUB_CMDLINE_LINUX_DEFAULT="" - GRUB_CMDLINE_LINUX="text console=ttyS0,115200n8 console=tty0 net.ifnames=0" - ''')) - - kernel_params = 'ro text console=ttyS0,115200n8' - kernel_params += ' console=tty0 net.ifnames=0' - open8(rootdir + '/boot/grub/grub.cfg', 'w').write(mlstrip( - '''\ - terminal_output serial - serial --speed=115200 --word=8 --parity=no --stop=1 - set default=0 - set timeout=1 - menuentry 'default' {{ - search --set=root --file /boot/grub/grub.cfg --hint hd0,gpt2 - linux /vmlinuz root=PARTUUID={rid} {kp} - initrd /initrd.img - }} - '''.format(rid=rootpartuuid, kp=kernel_params))) - - run(['grub-install', - '--boot-directory=' + rootdir + '/boot', - device]) - - -def make_image(): - device = None - rootdirobj = tempfile.TemporaryDirectory() - rootdir = rootdirobj.name - try: - run(['qemu-img', 'create', '-f', 'qcow2', parameters.image, '20G'], - check=True) - - run(['modprobe', 'nbd', 'max_part=16']) - - for d in sorted(glob.glob('/dev/nbd*'), key=numerical_sort): - if run(['qemu-nbd', '-c', d, parameters.image]).returncode == 0: - device = d - break - else: - print('No free nbd device found for qemu-nbd') - raise SystemExit(1) - - run([ - 'sgdisk', - '--set-alignment=8192', - '--zap-all', - '--new=1:1M:+1M', - '--change-name=1:boot', - '--typecode=1:EF02', - '--largest-new=2', - '--change-name=2:root', - '--typecode=2:8300', - device, - ], check=True) - - run(['partprobe', device]) - run(['mkfs.ext4', '-q', '-L', 'root', device+'p2'], check=True) - run(['mount', device+'p2', rootdir], check=True) - - run([ - 'qemu-debootstrap', - '--arch=' + parameters['arch'], - '--include=' + ','.join(parameters['packages']), - '--components=main,universe', - parameters['release'], - rootdir, - parameters['mirror'], - ], check=True) - - rootpartuuid = (run([ - 'partx', - '--noheadings', - '--show', - '--output', - 'UUID', - device+'p2'], check=True, stdout=subprocess.PIPE) - .stdout - .decode('utf8') - .strip()) - - rootfsuuid = [line.split()[-1] - for line in (run([ 'tune2fs', '-l', device+'p2'], - check=True, stdout=subprocess.PIPE) - .stdout - .decode('utf8') - .splitlines()) - if "filesystem uuid" in line.lower()][0] - - system_customization(device, rootdir, rootpartuuid, rootfsuuid) - - finally: - if rootdir: - run(['umount', rootdir]) - if device: - run(['qemu-nbd', '-d', device]) - - -def main(): - reexec_root() - make_image() - - -if __name__ == '__main__': - main() |