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# Copyright (c) 2009 Reza Lotun http://reza.lotun.name/
#
# 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.
from datetime import datetime
from boto.resultset import ResultSet
from boto.ec2.elb.listelement import ListElement
import boto.utils
import base64
# this should use the corresponding object from boto.ec2
class Ebs(object):
def __init__(self, connection=None, snapshot_id=None, volume_size=None):
self.connection = connection
self.snapshot_id = snapshot_id
self.volume_size = volume_size
def __repr__(self):
return 'Ebs(%s, %s)' % (self.snapshot_id, self.volume_size)
def startElement(self, name, attrs, connection):
pass
def endElement(self, name, value, connection):
if name == 'SnapshotId':
self.snapshot_id = value
elif name == 'VolumeSize':
self.volume_size = value
class InstanceMonitoring(object):
def __init__(self, connection=None, enabled='false'):
self.connection = connection
self.enabled = enabled
def __repr__(self):
return 'InstanceMonitoring(%s)' % self.enabled
def startElement(self, name, attrs, connection):
pass
def endElement(self, name, value, connection):
if name == 'Enabled':
self.enabled = value
# this should use the BlockDeviceMapping from boto.ec2.blockdevicemapping
class BlockDeviceMapping(object):
def __init__(self, connection=None, device_name=None, virtual_name=None):
self.connection = connection
self.device_name = None
self.virtual_name = None
self.ebs = None
def __repr__(self):
return 'BlockDeviceMapping(%s, %s)' % (self.device_name,
self.virtual_name)
def startElement(self, name, attrs, connection):
if name == 'Ebs':
self.ebs = Ebs(self)
return self.ebs
def endElement(self, name, value, connection):
if name == 'DeviceName':
self.device_name = value
elif name == 'VirtualName':
self.virtual_name = value
class LaunchConfiguration(object):
def __init__(self, connection=None, name=None, image_id=None,
key_name=None, security_groups=None, user_data=None,
instance_type='m1.small', kernel_id=None,
ramdisk_id=None, block_device_mappings=None,
instance_monitoring=False):
"""
A launch configuration.
:type name: str
:param name: Name of the launch configuration to create.
:type image_id: str
:param image_id: Unique ID of the Amazon Machine Image (AMI) which was
assigned during registration.
:type key_name: str
:param key_name: The name of the EC2 key pair.
:type security_groups: list
:param security_groups: Names of the security groups with which to
associate the EC2 instances.
:type user_data: str
:param user_data: The user data available to launched EC2 instances.
:type instance_type: str
:param instance_type: The instance type
:type kern_id: str
:param kern_id: Kernel id for instance
:type ramdisk_id: str
:param ramdisk_id: RAM disk id for instance
:type block_device_mappings: list
:param block_device_mappings: Specifies how block devices are exposed
for instances
:type instance_monitoring: bool
:param instance_monitoring: Whether instances in group are launched
with detailed monitoring.
"""
self.connection = connection
self.name = name
self.instance_type = instance_type
self.block_device_mappings = block_device_mappings
self.key_name = key_name
sec_groups = security_groups or []
self.security_groups = ListElement(sec_groups)
self.image_id = image_id
self.ramdisk_id = ramdisk_id
self.created_time = None
self.kernel_id = kernel_id
self.user_data = user_data
self.created_time = None
self.instance_monitoring = instance_monitoring
self.launch_configuration_arn = None
def __repr__(self):
return 'LaunchConfiguration:%s' % self.name
def startElement(self, name, attrs, connection):
if name == 'SecurityGroups':
return self.security_groups
elif name == 'BlockDeviceMappings':
self.block_device_mappings = ResultSet([('member',
BlockDeviceMapping)])
return self.block_device_mappings
elif name == 'InstanceMonitoring':
self.instance_monitoring = InstanceMonitoring(self)
return self.instance_monitoring
def endElement(self, name, value, connection):
if name == 'InstanceType':
self.instance_type = value
elif name == 'LaunchConfigurationName':
self.name = value
elif name == 'KeyName':
self.key_name = value
elif name == 'ImageId':
self.image_id = value
elif name == 'CreatedTime':
self.created_time = boto.utils.parse_ts(value)
elif name == 'KernelId':
self.kernel_id = value
elif name == 'RamdiskId':
self.ramdisk_id = value
elif name == 'UserData':
self.user_data = base64.b64decode(value)
elif name == 'LaunchConfigurationARN':
self.launch_configuration_arn = value
elif name == 'InstanceMonitoring':
self.instance_monitoring = value
else:
setattr(self, name, value)
def delete(self):
""" Delete this launch configuration. """
return self.connection.delete_launch_configuration(self.name)
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