e46082b3ea
530b27fd-x86-MCE-Fix-race-condition-in-mctelem_reserve.patch 530b2880-Nested-VMX-update-nested-paging-mode-on-vmexit.patch 530b28c5-x86-MSI-don-t-risk-division-by-zero.patch 530c54c3-x86-mce-Reduce-boot-time-logspam.patch 5310bac3-mm-ensure-useful-progress-in-decrease_reservation.patch 5315a254-IOMMU-generalize-and-correct-softirq-processing.patch 5315a3bb-x86-don-t-propagate-acpi_skip_timer_override-do-Dom0.patch 5315a43a-x86-ACPI-also-print-address-space-for-PM1x-fields.patch 531d8db1-x86-hvm-refine-the-judgment-on-IDENT_PT-for-EMT.patch 531d8e09-x86-HVM-fix-memory-type-merging-in-epte_get_entry_emt.patch 531d8e34-x86-HVM-consolidate-passthrough-handling-in-epte_get_entry_emt.patch 531d8fd0-kexec-identify-which-cpu-the-kexec-image-is-being-executed-on.patch 531dc0e2-xmalloc-handle-correctly-page-allocation-when-align-size.patch - Add conversion tool for migrating xend/xm managed VMs to libvirt xen2libvirt.py (Jim Fehlig) OBS-URL: https://build.opensuse.org/package/show/Virtualization/xen?expand=0&rev=304
114 lines
4.0 KiB
Python
114 lines
4.0 KiB
Python
#!/usr/bin/env python
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#
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# Copyright (C) 2014 SUSE LINUX Products GmbH, Nuernberg, Germany.
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library. If not, see
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# <http://www.gnu.org/licenses/>.
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#
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# Authors:
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# Jim Fehlig <jfehlig@suse.com>
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#
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# Read native Xen configuration format, convert to libvirt domXML, and
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# import (virsh define <xml>) into libvirt.
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import sys
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import os
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import argparse
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import re
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try:
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import libvirt
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except ImportError:
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print 'Unable to import the libvirt module. Is libvirt-python installed?'
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sys.exit(1)
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parser = argparse.ArgumentParser(description='Import Xen domain configuration into libvirt')
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parser.add_argument('-c', '--convert-only', help='Convert Xen domain configuration into libvirt domXML, but do not import into libvirt', action='store_true', dest='convert_only')
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parser.add_argument('-r', '--recursive', help='Operate recursivelly on all Xen domain configuration rooted at path', action='store_true')
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parser.add_argument('-f', '--format', help='Format of Xen domain configuration. Supported formats are xm and sexpr', choices=['xm', 'sexpr'], default=None)
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parser.add_argument('-v', '--verbose', help='Print information about the import process', action='store_true')
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parser.add_argument('path', help='Path to Xen domain configuration')
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def print_verbose(msg):
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if args.verbose:
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print msg
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def check_config(path, config):
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isbinary = os.system('file -b ' + path + ' | grep text > /dev/null')
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if isbinary:
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print 'File %s is not a text file containing Xen xm or sexpr configuration'
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sys.exit(1)
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if config.find('\(domain'):
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return 'sexpr'
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return 'xm'
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def import_domain(conn, path, format=None, convert_only=False):
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f = open(path, 'r')
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config = f.read()
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print_verbose('Xen domain configuration read from %s:\n %s' % (path, config))
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if format is None:
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format = check_config(path, config)
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if format == 'sexpr':
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print_verbose('scrubbing domin from configuration')
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config = re.sub("\(domid [0-9]*\)", "", config)
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print_verbose('scrubbed sexpr:\n %s' % config)
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xml = conn.domainXMLFromNative('xen-sxpr', config, 0)
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else:
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# if format != sexpr, try xm
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xml = conn.domainXMLFromNative('xen-xm', config, 0)
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f.close()
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print_verbose('Successfully converted Xen domain configuration to '
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'libvirt domXML:\n %s' % xml)
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if convert_only:
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print xml
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else:
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print_verbose('Importing converted libvirt domXML into libvirt...')
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dom = conn.defineXML(xml)
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if dom is None:
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print 'Failed to define domain from converted domXML'
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sys.exit(1)
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print_verbose('domXML successfully imported into libvirt')
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args = parser.parse_args()
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path = args.path
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# Connect to libvirt
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conn = libvirt.open(None)
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if conn is None:
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print('Failed to open connection to the hypervisor')
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sys.exit(1)
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if args.recursive:
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try:
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for root, dirs, files in os.walk(path):
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for name in files:
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abs_name = os.path.join(root, name)
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print_verbose('Processing file %s' % abs_name)
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import_domain(conn, abs_name, args.format, args.convert_only)
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except IOError:
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print('Failed to open/read path %s' % path)
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sys.exit(1)
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else:
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import_domain(conn, args.path, args.format, args.convert_only)
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