203 lines
7.4 KiB
Python
203 lines
7.4 KiB
Python
|
# Copyright (c) 2006-2010 Mitch Garnaat http://garnaat.org/
|
||
|
|
# Copyright (c) 2010, Eucalyptus Systems, Inc.
|
||
|
|
#
|
||
|
|
# Permission is hereby granted, free of charge, to any person obtaining a
|
||
|
|
# copy of this software and associated documentation files (the
|
||
|
|
# "Software"), to deal in the Software without restriction, including
|
||
|
|
# without limitation the rights to use, copy, modify, merge, publish, dis-
|
||
|
|
# tribute, sublicense, and/or sell copies of the Software, and to permit
|
||
|
|
# persons to whom the Software is furnished to do so, subject to the fol-
|
||
|
|
# lowing conditions:
|
||
|
|
#
|
||
|
|
# The above copyright notice and this permission notice shall be included
|
||
|
|
# in all copies or substantial portions of the Software.
|
||
|
|
#
|
||
|
|
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
||
|
|
# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
|
||
|
|
# ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
|
||
|
|
# SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
|
||
|
|
# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||
|
|
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
|
||
|
|
# IN THE SOFTWARE.
|
||
|
|
|
||
|
|
"""
|
||
|
|
Represents an EC2 Elastic Block Store Snapshot
|
||
|
|
"""
|
||
|
|
from boto.ec2.ec2object import TaggedEC2Object
|
||
|
|
from boto.ec2.zone import Zone
|
||
|
|
|
||
|
|
|
||
|
|
class Snapshot(TaggedEC2Object):
|
||
|
|
"""
|
||
|
|
Represents an EBS snapshot.
|
||
|
|
:ivar id: The unique ID of the snapshot.
|
||
|
|
:ivar volume_id: The ID of the volume this snapshot was created
|
||
|
|
from.
|
||
|
|
:ivar status: The status of the snapshot.
|
||
|
|
:ivar progress: The percent complete of the snapshot.
|
||
|
|
:ivar start_time: The timestamp of when the snapshot was created.
|
||
|
|
:ivar owner_id: The id of the account that owns the snapshot.
|
||
|
|
:ivar owner_alias: The alias of the account that owns the snapshot.
|
||
|
|
:ivar volume_size: The size (in GB) of the volume the snapshot was created from.
|
||
|
|
:ivar description: The description of the snapshot.
|
||
|
|
:ivar encrypted: True if this snapshot is encrypted
|
||
|
|
"""
|
||
|
|
|
||
|
|
AttrName = 'createVolumePermission'
|
||
|
|
|
||
|
|
def __init__(self, connection=None):
|
||
|
|
super(Snapshot, self).__init__(connection)
|
||
|
|
self.id = None
|
||
|
|
self.volume_id = None
|
||
|
|
self.status = None
|
||
|
|
self.progress = None
|
||
|
|
self.start_time = None
|
||
|
|
self.owner_id = None
|
||
|
|
self.owner_alias = None
|
||
|
|
self.volume_size = None
|
||
|
|
self.description = None
|
||
|
|
self.encrypted = None
|
||
|
|
|
||
|
|
def __repr__(self):
|
||
|
|
return 'Snapshot:%s' % self.id
|
||
|
|
|
||
|
|
def endElement(self, name, value, connection):
|
||
|
|
if name == 'snapshotId':
|
||
|
|
self.id = value
|
||
|
|
elif name == 'volumeId':
|
||
|
|
self.volume_id = value
|
||
|
|
elif name == 'status':
|
||
|
|
self.status = value
|
||
|
|
elif name == 'startTime':
|
||
|
|
self.start_time = value
|
||
|
|
elif name == 'ownerId':
|
||
|
|
self.owner_id = value
|
||
|
|
elif name == 'ownerAlias':
|
||
|
|
self.owner_alias = value
|
||
|
|
elif name == 'volumeSize':
|
||
|
|
try:
|
||
|
|
self.volume_size = int(value)
|
||
|
|
except:
|
||
|
|
self.volume_size = value
|
||
|
|
elif name == 'description':
|
||
|
|
self.description = value
|
||
|
|
elif name == 'encrypted':
|
||
|
|
self.encrypted = (value.lower() == 'true')
|
||
|
|
else:
|
||
|
|
setattr(self, name, value)
|
||
|
|
|
||
|
|
def _update(self, updated):
|
||
|
|
self.progress = updated.progress
|
||
|
|
self.status = updated.status
|
||
|
|
|
||
|
|
def update(self, validate=False, dry_run=False):
|
||
|
|
"""
|
||
|
|
Update the data associated with this snapshot by querying EC2.
|
||
|
|
|
||
|
|
:type validate: bool
|
||
|
|
:param validate: By default, if EC2 returns no data about the
|
||
|
|
snapshot the update method returns quietly. If
|
||
|
|
the validate param is True, however, it will
|
||
|
|
raise a ValueError exception if no data is
|
||
|
|
returned from EC2.
|
||
|
|
"""
|
||
|
|
rs = self.connection.get_all_snapshots([self.id], dry_run=dry_run)
|
||
|
|
if len(rs) > 0:
|
||
|
|
self._update(rs[0])
|
||
|
|
elif validate:
|
||
|
|
raise ValueError('%s is not a valid Snapshot ID' % self.id)
|
||
|
|
return self.progress
|
||
|
|
|
||
|
|
def delete(self, dry_run=False):
|
||
|
|
return self.connection.delete_snapshot(self.id, dry_run=dry_run)
|
||
|
|
|
||
|
|
def get_permissions(self, dry_run=False):
|
||
|
|
attrs = self.connection.get_snapshot_attribute(
|
||
|
|
self.id,
|
||
|
|
self.AttrName,
|
||
|
|
dry_run=dry_run
|
||
|
|
)
|
||
|
|
return attrs.attrs
|
||
|
|
|
||
|
|
def share(self, user_ids=None, groups=None, dry_run=False):
|
||
|
|
return self.connection.modify_snapshot_attribute(self.id,
|
||
|
|
self.AttrName,
|
||
|
|
'add',
|
||
|
|
user_ids,
|
||
|
|
groups,
|
||
|
|
dry_run=dry_run)
|
||
|
|
|
||
|
|
def unshare(self, user_ids=None, groups=None, dry_run=False):
|
||
|
|
return self.connection.modify_snapshot_attribute(self.id,
|
||
|
|
self.AttrName,
|
||
|
|
'remove',
|
||
|
|
user_ids,
|
||
|
|
groups,
|
||
|
|
dry_run=dry_run)
|
||
|
|
|
||
|
|
def reset_permissions(self, dry_run=False):
|
||
|
|
return self.connection.reset_snapshot_attribute(
|
||
|
|
self.id,
|
||
|
|
self.AttrName,
|
||
|
|
dry_run=dry_run
|
||
|
|
)
|
||
|
|
|
||
|
|
def create_volume(self, zone, size=None, volume_type=None, iops=None,
|
||
|
|
dry_run=False):
|
||
|
|
"""
|
||
|
|
Create a new EBS Volume from this Snapshot
|
||
|
|
|
||
|
|
:type zone: string or :class:`boto.ec2.zone.Zone`
|
||
|
|
:param zone: The availability zone in which the Volume will be created.
|
||
|
|
|
||
|
|
:type size: int
|
||
|
|
:param size: The size of the new volume, in GiB. (optional). Defaults to
|
||
|
|
the size of the snapshot.
|
||
|
|
|
||
|
|
:type volume_type: string
|
||
|
|
:param volume_type: The type of the volume. (optional). Valid
|
||
|
|
values are: standard | io1 | gp2.
|
||
|
|
|
||
|
|
:type iops: int
|
||
|
|
:param iops: The provisioned IOPs you want to associate with
|
||
|
|
this volume. (optional)
|
||
|
|
"""
|
||
|
|
if isinstance(zone, Zone):
|
||
|
|
zone = zone.name
|
||
|
|
return self.connection.create_volume(
|
||
|
|
size,
|
||
|
|
zone,
|
||
|
|
self.id,
|
||
|
|
volume_type,
|
||
|
|
iops,
|
||
|
|
self.encrypted,
|
||
|
|
dry_run=dry_run
|
||
|
|
)
|
||
|
|
|
||
|
|
|
||
|
|
class SnapshotAttribute(object):
|
||
|
|
def __init__(self, parent=None):
|
||
|
|
self.snapshot_id = None
|
||
|
|
self.attrs = {}
|
||
|
|
|
||
|
|
def startElement(self, name, attrs, connection):
|
||
|
|
return None
|
||
|
|
|
||
|
|
def endElement(self, name, value, connection):
|
||
|
|
if name == 'createVolumePermission':
|
||
|
|
self.name = 'create_volume_permission'
|
||
|
|
elif name == 'group':
|
||
|
|
if 'groups' in self.attrs:
|
||
|
|
self.attrs['groups'].append(value)
|
||
|
|
else:
|
||
|
|
self.attrs['groups'] = [value]
|
||
|
|
elif name == 'userId':
|
||
|
|
if 'user_ids' in self.attrs:
|
||
|
|
self.attrs['user_ids'].append(value)
|
||
|
|
else:
|
||
|
|
self.attrs['user_ids'] = [value]
|
||
|
|
elif name == 'snapshotId':
|
||
|
|
self.snapshot_id = value
|
||
|
|
else:
|
||
|
|
setattr(self, name, value)
|