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#!/usr/bin/env python
# Software License Agreement (BSD License)
#
# Copyright (c) 2009, Eucalyptus Systems, Inc.
# All rights reserved.
#
# Redistribution and use of this software in source and binary forms, with or
# without modification, are permitted provided that the following conditions
# are met:
#
# Redistributions of source code must retain the above
# copyright notice, this list of conditions and the
# following disclaimer.
#
# Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the
# following disclaimer in the documentation and/or other
# materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
# Author: Neil Soman neil@eucalyptus.com
import getopt, sys, os
from euca2ools import Euca2ool, SizeValidationError, SnapshotValidationError, Util
usage_string = """
Creates a volume in a specified availability zone.
euca-create-volume -S, --size size | --snapshot snapshot_id -z zone
[-h, --help] [--version] [--debug]
REQUIRED PARAMETERS
-s, --size size of the volume (in GiB).
--snapshot snapshot id to create the volume from. Either size or snapshot can be specified (not both).
-z, --zone availability zone to create the volume in
OPTIONAL PARAMETERS
"""
version_string = """ euca-create-volume version: 1.0 (BSD)"""
def usage():
print usage_string
Util().usage(compat=True)
def version():
print version_string
sys.exit()
def display_volume(volume):
if not volume.id:
return
volume_string = '%s' % (volume.id)
if volume.size:
volume_string += '\t%d' % (volume.size)
if volume.snapshot_id:
volume_string += '\t%s' % (volume.snapshot_id)
volume_string += '\t%s\t%s' % (volume.status, volume.create_time)
print 'VOLUME\t%s' % (volume_string)
def main():
euca = None
try:
euca = Euca2ool('s:z:',
['zone=', 'snapshot=', 'size='], compat=True)
except Exception, e:
print e
usage()
size = None
zone = None
snapshot_id = None
for name, value in euca.opts:
if name in ('-s', '--size'):
try:
size = int(value)
except ValueError:
print 'Invalid size'
sys.exit(1)
elif name in ('-z', '--zone'):
zone = value
elif name == '--snapshot':
snapshot_id = value
elif name in ('-h', '--help'):
usage()
elif name == '--version':
version()
euca_conn = euca.make_connection()
if (size or snapshot_id) and zone:
if size:
try:
euca.validate_volume_size(size)
except SizeValidationError:
print 'Invalid volume size'
sys.exit(1)
if snapshot_id:
try:
euca.validate_snapshot_id(snapshot_id)
except SnapshotValidationError:
print 'Invalid snapshot id'
sys.exit(1)
try:
volume = euca_conn.create_volume(size, zone, snapshot_id)
if volume:
display_volume(volume)
except Exception, ex:
euca.display_error_and_exit('%s' % ex)
else:
if not zone:
print 'availability zone must be specified.'
if not (size or snapshot_id):
print 'size or snapshot id must be specified.'
usage()
if __name__ == "__main__":
main()
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