openstack/freezer
Code Issues Proposed changes

Merge vssadmin argument with snapshot

Browse Source 
Resolves bug: 1534177

Change-Id: I8cf24ccf473573e0299de1564540b892d4d578d8
This commit is contained in:
Memo García 2016-01-14 14:28:28 +00:00 committed by Fausto Marzi
parent 2ee22e041d
commit 0bb53773e3
3 changed files with 6 additions and 16 deletions
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4
README.rst
View File

@ -798,7 +798,7 @@ Available options::
[--cinder-vol-id CINDER_VOL_ID] [--nova-inst-id NOVA_INST_ID]
[--cindernative-vol-id CINDERNATIVE_VOL_ID]
[--download-limit DOWNLOAD_LIMIT]
[--sql-server-conf SQL_SERVER_CONF] [--vssadmin]
[--sql-server-conf SQL_SERVER_CONF]
[--command COMMAND] [--compression {gzip,bzip2,xz}]
[--storage {local,swift,ssh}] [--ssh-key SSH_KEY]
[--ssh-username SSH_USERNAME] [--ssh-host SSH_HOST]
@ -966,8 +966,6 @@ Available options::
Set the SQL Server configuration file where freezer
retrieve the sql server instance. Following is an
example of config file: instance = <db-instance>
--vssadmin Create a backup using a snapshot on windows using
vssadmin. Options are: True and False, default is True
--command COMMAND Command executed by exec action
--compression {gzip,bzip2,xz}
compression algorithm to use. gzip is default

11
freezer/arguments.py
View File

@ -62,8 +62,7 @@ DEFAULT_PARAMS = {
'upload_limit': None, 'always_level': False, 'version': False,
'dry_run': False, 'lvm_snapsize': DEFAULT_LVM_SNAPSIZE,
'restore_abs_path': False, 'log_file': None, 'log_level': "info",
'mode': 'fs', 'action': 'backup',
'vssadmin': False, 'shadow': '', 'shadow_path': '',
'mode': 'fs', 'action': 'backup', 'shadow': '', 'shadow_path': '',
'windows_volume': '', 'command': None, 'metadata_out': False,
'storage': 'swift', 'ssh_key': '', 'ssh_username': '', 'ssh_host': '',
'ssh_port': 22, 'compression': 'gzip'
@ -150,7 +149,8 @@ def backup_arguments():
'-s', '--snapshot', action='store_true',
help=('Create a snapshot of the fs containing the resource to backup.'
' When used, the lvm parameters will be guessed and/or the '
'default values will be used'),
'default values will be used, on windows it will invoke '
'vssadmin'),
dest='snapshot', default=False)
arg_parser.add_argument(
'--lvm-auto-snap', action='store',
@ -385,11 +385,6 @@ def backup_arguments():
Following is an example of config file:
instance = <db-instance>''',
dest='sql_server_conf', default=False)
arg_parser.add_argument(
'--vssadmin', action='store_true',
help='''Create a backup using a snapshot on windows
using vssadmin. Options are: True and False, default is True''',
dest='vssadmin', default=False)
arg_parser.add_argument(
'--command', action='store',
help='Command executed by exec action',

7
freezer/backup.py
View File

@ -45,8 +45,8 @@ def backup_mode_sql_server(backup_opt_dict, storage):
winutils.stop_sql_server(sql_server_instance)
backup(backup_opt_dict, storage, backup_opt_dict.engine)
finally:
if not backup_opt_dict.vssadmin:
# if vssadmin is false, wait until the backup is complete
if not backup_opt_dict.snapshot:
# if snapshot is false, wait until the backup is complete
# to start sql server again
winutils.start_sql_server(sql_server_instance)
@ -213,10 +213,7 @@ def snapshot_create(backup_opt_dict):
"""
if winutils.is_windows():
# vssadmin is to be deprecated in favor of the --snapshot flag
if backup_opt_dict.snapshot:
backup_opt_dict.vssadmin = True
if backup_opt_dict.vssadmin:
# Create a shadow copy.
backup_opt_dict.shadow_path, backup_opt_dict.shadow = \
vss.vss_create_shadow_copy(backup_opt_dict.windows_volume)