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#!/usr/bin/python2 -tt
#
# Create a virtual machine from an XML image description
#
# Copyright 2007, 2014 Red Hat, Inc.
# David Lutterkort <dlutter@redhat.com>
#
# 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; either version 2 of the License, or
# (at your option) any later version.
#
# 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., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA.
import argparse
import logging
import os
import sys
import time
import urlgrabber.progress as progress
import virtinst.cli as cli
from virtinst.cli import fail, print_stdout, print_stderr
from virtinst import virtimage
### Option parsing
def parse_args():
parser = cli.setupParser(
"%(prog)s image.xml [OPTIONS]",
_("Create a virtual machine from a virt-image(5) image descriptor."),
introspection_epilog=True)
cli.add_connect_option(parser)
parser.add_argument("image", metavar="image.xml", nargs='?',
help=_("virt-image(5) image descriptor"))
geng = parser.add_argument_group(_("General Options"))
geng.add_argument("-n", "--name", help=_("Name of the guest instance"))
geng.add_argument("-u", "--uuid", help=argparse.SUPPRESS)
cli.add_memory_option(geng, backcompat=True)
cli.vcpu_cli_options(geng)
cli.add_distro_options(geng)
cli.add_old_feature_options(geng)
cli.network_option_group(parser)
cli.graphics_option_group(parser)
misc = parser.add_argument_group(_("Miscellaneous Options"))
misc.add_argument("--boot", type=int,
help=_("The zero-based index of the boot record to use"))
misc.add_argument("--skip-checksum", action="store_true",
help=_("Skip disk checksum verification process"))
cli.add_misc_options(misc, prompt=True, replace=True, printxml=True,
noreboot=True)
return parser.parse_args()
def main(conn=None):
cli.earlyLogging()
options = parse_args()
options.quiet = options.xmlonly or options.quiet
cli.setupLogging("virt-image", options.debug, options.quiet)
cli.set_prompt(options.prompt)
cli.convert_old_features(options)
parsermap = cli.build_parser_map(options,
only=["memory", "vcpus", "cpu", "network", "graphics", "features"])
if cli.check_option_introspection(options, parsermap):
return 0
if not options.image:
fail(_("You need to provide an image XML descriptor"))
if conn is None:
conn = cli.getConnection(options.connect)
try:
image = virtimage.parse_file(options.image)
except RuntimeError, msg:
fail("%s '%s': %s" % (_("Cannot parse"), options.image, msg))
if options.boot is not None:
nboots = len(image.domain.boots)
if options.boot < 0 or options.boot >= nboots:
fail(_("The index for --boot must be between 0 and %d") %
(nboots - 1))
# Build the Installer instance
installer = virtimage.ImageInstaller(conn, image, boot_index=options.boot)
guest = conn.caps.build_virtinst_guest(conn, *installer.get_caps_guest())
guest.installer = installer
cli.convert_old_memory(options)
cli.convert_old_networks(options, image.domain.interface)
cli.convert_old_graphics(guest, options,
default_override=bool(image.domain.graphics))
cli.convert_old_cpuset(options)
if not options.vcpus:
options.vcpus = image.domain.vcpu or ""
if not options.memory and image.domain.memory:
options.memory = image.domain.memory
guest.replace = options.replace
cli.set_os_variant(guest, options.distro_type, options.distro_variant)
name = options.name or image.name
if not name:
fail(cli.name_missing)
guest.name = name
if options.uuid:
guest.uuid = options.uuid
cli.parse_option_strings(parsermap, options, guest, None)
guest.add_default_devices()
msg = _("\nvirt-image is planned for removal in the near future. "
"If you are depending on this tool, please contact the developers "
"at virt-tools-list@redhat.com\n")
logging.warning(msg)
if "VIRTINST_TEST_SUITE" not in os.environ:
if options.quiet:
print msg
time.sleep(3)
# we've got everything -- try to start the install
if options.xmlonly:
start_xml, final_xml = guest.start_install(return_xml=True)
print_stdout(start_xml or final_xml, do_force=True)
return 0
meter = progress.TextMeter(fo=sys.stdout)
if not options.skip_checksum:
for disk in image.storage.values():
disk.check_disk_signature(meter=meter)
try:
print_stdout("\n")
print_stdout(_("Creating guest %s...") % guest.name)
guest.start_install(meter=meter, noboot=options.noreboot)
except RuntimeError:
raise
except Exception, e:
fail(e, do_exit=False)
cli.install_fail(guest)
return 0
if __name__ == "__main__":
try:
sys.exit(main())
except SystemExit, sys_e:
sys.exit(sys_e.code)
except KeyboardInterrupt:
print_stderr(_("Installation aborted at user request"))
except Exception, main_e:
fail(main_e)
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