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# Copyright (c) 2006, 2007 Mitch Garnaat http://garnaat.org/
#
# 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 Instance
"""
from boto.resultset import ResultSet
from boto.ec2.address import Address
import base64
class Reservation:
def __init__(self, connection=None):
self.connection = connection
self.id = None
self.owner_id = None
self.groups = []
self.instances = []
def __repr__(self):
return 'Reservation:%s' % self.id
def startElement(self, name, attrs, connection):
if name == 'instancesSet':
self.instances = ResultSet([('item', Instance)])
return self.instances
elif name == 'groupSet':
self.groups = ResultSet([('item', Group)])
return self.groups
else:
return None
def endElement(self, name, value, connection):
if name == 'reservationId':
self.id = value
elif name == 'ownerId':
self.owner_id = value
else:
setattr(self, name, value)
def stop_all(self):
for instance in self.instances:
instance.stop()
class Instance:
def __init__(self, connection=None):
self.connection = connection
self.id = None
self.dns_name = None
self.public_dns_name = None
self.private_dns_name = None
self.state = None
self.state_code = None
self.key_name = None
self.shutdown_state = None
self.previous_state = None
self.instance_type = None
self.launch_time = None
self.image_id = None
self.placement = None
self.kernel = None
self.ramdisk = None
def __repr__(self):
return 'Instance:%s' % self.id
def startElement(self, name, attrs, connection):
return None
def endElement(self, name, value, connection):
if name == 'instanceId':
self.id = value
elif name == 'imageId':
self.image_id = value
elif name == 'dnsName' or name == 'publicDnsName':
self.dns_name = value # backwards compatibility
self.public_dns_name = value
elif name == 'privateDnsName':
self.private_dns_name = value
elif name == 'keyName':
self.key_name = value
elif name == 'amiLaunchIndex':
self.ami_launch_index = value
elif name == 'shutdownState':
self.shutdown_state = value
elif name == 'previousState':
self.previous_state = value
elif name == 'name':
self.state = value
elif name == 'code':
self.state_code = int(value)
elif name == 'instanceType':
self.instance_type = value
elif name == 'launchTime':
self.launch_time = value
elif name == 'availabilityZone':
self.placement = value
elif name == 'kernelId':
self.kernel = value
elif name == 'ramdiskId':
self.ramdisk = value
else:
setattr(self, name, value)
def _update(self, updated):
self.updated = updated
if hasattr(updated, 'dns_name'):
self.dns_name = updated.dns_name
self.public_dns_name = updated.dns_name
if hasattr(updated, 'private_dns_name'):
self.private_dns_name = updated.private_dns_name
if hasattr(updated, 'ami_launch_index'):
self.ami_launch_index = updated.ami_launch_index
self.shutdown_state = updated.shutdown_state
self.previous_state = updated.previous_state
if hasattr(updated, 'state'):
self.state = updated.state
else:
self.state = None
if hasattr(updated, 'state_code'):
self.state_code = updated.state_code
else:
self.state_code = None
def update(self):
rs = self.connection.get_all_instances([self.id])
if len(rs) > 0:
self._update(rs[0].instances[0])
return self.state
def stop(self):
rs = self.connection.terminate_instances([self.id])
self._update(rs[0])
def reboot(self):
return self.connection.reboot_instances([self.id])
def get_console_output(self):
return self.connection.get_console_output(self.id)
def confirm_product(self, product_code):
return self.connection.confirm_product_instance(self.id, product_code)
def use_ip(self, ip_address):
if isinstance(ip_address, Address):
ip_address = ip_address.public_ip
return self.connection.associate_address(self.id, ip_address)
class Group:
def __init__(self, parent=None):
self.id = None
def startElement(self, name, attrs, connection):
return None
def endElement(self, name, value, connection):
if name == 'groupId':
self.id = value
else:
setattr(self, name, value)
class ConsoleOutput:
def __init__(self, parent=None):
self.parent = parent
self.instance_id = None
self.timestamp = None
self.comment = None
def startElement(self, name, attrs, connection):
return None
def endElement(self, name, value, connection):
if name == 'instanceId':
self.instance_id = value
elif name == 'output':
self.output = base64.b64decode(value)
else:
setattr(self, name, value)
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