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#
# Copyright (c) 2014 Intel, Inc.
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the Free
# Software Foundation; version 2 of the License
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc., 59
# Temple Place - Suite 330, Boston, MA 02111-1307, USA.
import os
import shutil
from mic import msger, rt_util
from mic.conf import configmgr
from mic.plugin import pluginmgr
from mic.pluginbase import ImagerPlugin
from mic.imager.loop import LoopImageCreator
from mic.utils import errors, fs_related, runner
class QcowImageCreator(LoopImageCreator):
img_format = 'qcow'
def __init__(self, creatoropts=None, pkgmgr=None):
LoopImageCreator.__init__(self, creatoropts, pkgmgr)
self.cmd_qemuimg = 'qemu-img'
def _stage_final_image(self):
try:
self.cmd_qemuimg = fs_related.find_binary_path('qemu-img')
except errors.CreatorError:
return LoopImageCreator._stage_final_image(self)
self._resparse()
imgfile = None
for item in self._instloops:
if item['mountpoint'] == '/':
if item['fstype'] == "ext4":
runner.show('/sbin/tune2fs -O ^huge_file,extents,uninit_bg %s'
% imgfile)
self.image_files.setdefault('partitions', {}).update(
{item['mountpoint']: item['label']})
imgfile = os.path.join(self._imgdir, item['name'])
if imgfile:
qemuimage = imgfile + ".x86"
runner.show("%s convert -O qcow2 %s %s"
% (self.cmd_qemuimg, imgfile, qemuimage))
os.unlink(imgfile)
os.rename(qemuimage, imgfile)
for item in os.listdir(self._imgdir):
shutil.move(os.path.join(self._imgdir, item),
os.path.join(self._outdir, item))
class QcowPlugin(ImagerPlugin):
name = 'qcow'
@classmethod
def do_create(cls, args):
"""${cmd_name}: create qcow image
Usage:
${name} ${cmd_name} <ksfile> [OPTS]
${cmd_option_list}
"""
if args is None:
raise errors.Usage("Invalid arguments")
creatoropts = configmgr.create
ksconf = args.ksfile
if creatoropts['runtime'] == "bootstrap":
configmgr._ksconf = ksconf
rt_util.bootstrap_mic()
recording_pkgs = []
if len(creatoropts['record_pkgs']) > 0:
recording_pkgs = creatoropts['record_pkgs']
if creatoropts['release'] is not None:
if 'name' not in recording_pkgs:
recording_pkgs.append('name')
if 'vcs' not in recording_pkgs:
recording_pkgs.append('vcs')
configmgr._ksconf = ksconf
# try to find the pkgmgr
pkgmgr = None
backends = pluginmgr.get_plugins('backend')
if 'auto' == creatoropts['pkgmgr']:
for key in configmgr.prefer_backends:
if key in backends:
pkgmgr = backends[key]
break
else:
for key in backends.keys():
if key == creatoropts['pkgmgr']:
pkgmgr = backends[key]
break
if not pkgmgr:
raise errors.CreatorError("Can't find backend: %s, "
"available choices: %s" %
(creatoropts['pkgmgr'],
','.join(backends.keys())))
creator = QcowImageCreator(creatoropts,
pkgmgr)
if len(recording_pkgs) > 0:
creator._recording_pkgs = recording_pkgs
image_names = [creator.name + ".img"]
image_names.extend(creator.get_image_names())
cls.check_image_exists(creator.destdir,
creator.pack_to,
image_names,
creatoropts['release'])
try:
creator.check_depend_tools()
creator.mount(None, creatoropts["cachedir"])
creator.install()
creator.configure(creatoropts["repomd"])
creator.copy_kernel()
creator.create_cpio_image()
creator.unmount()
creator.package(creatoropts["destdir"])
creator.create_manifest()
if creatoropts['release'] is not None:
creator.release_output(ksconf,
creatoropts['destdir'],
creatoropts['release'])
creator.print_outimage_info()
except errors.CreatorError:
raise
finally:
creator.cleanup()
msger.info("Finished.")
return 0
@classmethod
def do_chroot(cls, target, cmd=[]):
pass
@classmethod
def do_unpack(cls, srcimg):
pass
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