Source code for lwr.vm
# live-wrapper - Wrapper for vmdebootstrap for creating live images
# (C) Iain R. Learmonth 2015 <irl@debian.org>
# See COPYING for terms of usage, modification and redistribution.
#
# lwr/vm.py - vmdebootstrap helpers
"""
The lwr.vm module provides helpers for calling vmdebootstrap as part of the
image creation process.
Directory listing of /live/
filesystem.packages
filesystem.packages-remove
filesystem.squashfs
initrd.img
vmlinuz
.. note::
This module requires that the vmdebootstrap modules be available in the
Python path.
"""
import os
import logging
import cliapp
from vmdebootstrap.base import runcmd
# pylint: disable=superfluous-parens,missing-docstring,too-few-public-methods
[docs]class VMDebootstrap(object):
def __init__(self, distribution, architecture, mirror, cdroot, customise, apt_mirror):
self.cdroot = cdroot
self.args = ["vmdebootstrap",
"--sudo", "--lock-root-password",
"--no-systemd-networkd",
"--arch", architecture,
"--enable-dhcp", "--configure-apt", "--verbose",
"--log", "vmdebootstrap.log",
"--squash=%s" % os.path.join(self.cdroot, 'live'),
"--log-level", "debug"]
self.args.extend(["--distribution", distribution])
self.args.extend(["--mirror", mirror])
self.args.extend(["--apt-mirror", apt_mirror])
# FIXME: Logging should happen here
if os.path.exists(customise):
self.args.extend(["--customize", customise])
else:
raise cliapp.AppException("Could not read customise script at %s" % customise)
[docs] def run(self):
logging.debug("vmdebootstrap command: %s" % (' '.join(self.args),))
runcmd(self.args)
logging.debug("vmdebootstrap completed, see vmdebootstrap.log for details")
[docs]def detect_kernels(cdroot):
versions = []
filenames = os.listdir(os.path.join(cdroot, "live"))
for filename in filenames:
if filename[0:8] == "vmlinuz-":
versions.append(filename[8:])
return versions