import ssl
from contextlib import closing
from http import client
from urllib.parse import urlparse
from ovirtsdk4 import types
from helpers import common
from helpers import imagetransfer
parser = common.ArgumentParser(description="Compute disk checksum")
parser.add_argument("disk_uuid", help="Disk UUID.")
args = parser.parse_args()
common.configure_logging(args)
connection = common.create_connection(args)
with closing(connection):
system_service = connection.system_service()
disks_service = connection.system_service().disks_service()
disk_service = disks_service.disk_service(args.disk_uuid)
disk = disk_service.get()
transfer = imagetransfer.create_transfer(
connection, disk, types.ImageTransferDirection.DOWNLOAD)
try:
url = urlparse(transfer.transfer_url)
con = client.HTTPSConnection(
url.netloc, context=ssl.create_default_context(cafile=args.cafile))
with closing(con):
def main():
parser = common.ArgumentParser(description="Backup VM disks")
subparsers = parser.add_subparsers(title="commands")
full_parser = subparsers.add_parser(
"full",
help="Run full backup.")
full_parser.set_defaults(command=cmd_full)
add_download_args(full_parser)
full_parser.add_argument(
"vm_uuid",
help="UUID of the VM to backup.")
full_parser.add_argument(
"--disk-uuid",
action="append",
help="Disk UUID to backup. May be used multiple times to backup "
"multiple disks. If not specified, backup all VM disks."),
incremental_parser = subparsers.add_parser(
"incremental",
help="Run incremental backup.")
incremental_parser.set_defaults(command=cmd_incremental)
add_download_args(incremental_parser)
incremental_parser.add_argument(
"vm_uuid",
help="UUID of the VM to backup.")
incremental_parser.add_argument(
"--from-checkpoint-uuid",
required=True,
help="Perform incremental backup since the specified checkpoint "
"UUID.")
incremental_parser.add_argument(
"--disk-uuid",
action="append",
help="Disk UUID to backup. May be used multiple times to backup "
"multiple disks. If not specified, backup all VM disks."),
start_parser = subparsers.add_parser(
"start",
help="Start VM backup.")
start_parser.set_defaults(command=cmd_start)
start_parser.add_argument(
"vm_uuid",
help="UUID of the VM to backup.")
start_parser.add_argument(
"--disk-uuid",
action="append",
help="Disk UUID to backup. May be used multiple times to backup "
"multiple disks. If not specified, backup all VM disks.")
start_parser.add_argument(
"--from-checkpoint-uuid",
help="Perform incremental backup since the specified checkpoint "
"UUID.")
download_parser = subparsers.add_parser(
"download",
help="Download VM backup disk.")
download_parser.set_defaults(command=cmd_download)
add_download_args(download_parser)
download_parser.add_argument(
"vm_uuid",
help="UUID of the VM for the backup.")
download_parser.add_argument(
"--backup-uuid",
required=True,
help="UUID of the backup to finalize.")
download_parser.add_argument(
"--incremental",
action="store_true",
help="Download incremental backup data in qcow2 format. The "
"downloaded disk should be rebased on the previous backup "
"to restore the disk contents. Can be used only if the "
"backup was started with --from-checkpoint-uuid.")
stop_parser = subparsers.add_parser(
"stop",
help="Stop VM backup.")
stop_parser.set_defaults(command=cmd_stop)
stop_parser.add_argument(
"vm_uuid",
help="UUID of the VM for the backup.")
stop_parser.add_argument(
"backup_uuid",
help="UUID of the backup to finalize.")
args = parser.parse_args()
common.configure_logging(args)
args.command(args)