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from datetime import datetime
from boto.resultset import ResultSet
class Stack(object):
def __init__(self, connection=None):
self.connection = connection
self.creation_time = None
self.description = None
self.disable_rollback = None
self.notification_arns = []
self.outputs = []
self.parameters = []
self.capabilities = []
self.tags = []
self.stack_id = None
self.stack_status = None
self.stack_status_reason = None
self.stack_name = None
self.timeout_in_minutes = None
@property
def stack_name_reason(self):
return self.stack_status_reason
@stack_name_reason.setter
def stack_name_reason(self, value):
self.stack_status_reason = value
def startElement(self, name, attrs, connection):
if name == "Parameters":
self.parameters = ResultSet([('member', Parameter)])
return self.parameters
elif name == "Outputs":
self.outputs = ResultSet([('member', Output)])
return self.outputs
elif name == "Capabilities":
self.capabilities = ResultSet([('member', Capability)])
return self.capabilities
elif name == "Tags":
self.tags = Tag()
return self.tags
elif name == 'NotificationARNs':
self.notification_arns = ResultSet([('member', NotificationARN)])
return self.notification_arns
else:
return None
def endElement(self, name, value, connection):
if name == 'CreationTime':
try:
self.creation_time = datetime.strptime(value, '%Y-%m-%dT%H:%M:%SZ')
except ValueError:
self.creation_time = datetime.strptime(value, '%Y-%m-%dT%H:%M:%S.%fZ')
elif name == "Description":
self.description = value
elif name == "DisableRollback":
if str(value).lower() == 'true':
self.disable_rollback = True
else:
self.disable_rollback = False
elif name == 'StackId':
self.stack_id = value
elif name == 'StackName':
self.stack_name = value
elif name == 'StackStatus':
self.stack_status = value
elif name == "StackStatusReason":
self.stack_status_reason = value
elif name == "TimeoutInMinutes":
self.timeout_in_minutes = int(value)
elif name == "member":
pass
else:
setattr(self, name, value)
def delete(self):
return self.connection.delete_stack(stack_name_or_id=self.stack_id)
def describe_events(self, next_token=None):
return self.connection.describe_stack_events(
stack_name_or_id=self.stack_id,
next_token=next_token
)
def describe_resource(self, logical_resource_id):
return self.connection.describe_stack_resource(
stack_name_or_id=self.stack_id,
logical_resource_id=logical_resource_id
)
def describe_resources(self, logical_resource_id=None,
physical_resource_id=None):
return self.connection.describe_stack_resources(
stack_name_or_id=self.stack_id,
logical_resource_id=logical_resource_id,
physical_resource_id=physical_resource_id
)
def list_resources(self, next_token=None):
return self.connection.list_stack_resources(
stack_name_or_id=self.stack_id,
next_token=next_token
)
def update(self):
rs = self.connection.describe_stacks(self.stack_id)
if len(rs) == 1 and rs[0].stack_id == self.stack_id:
self.__dict__.update(rs[0].__dict__)
else:
raise ValueError("%s is not a valid Stack ID or Name" %
self.stack_id)
def get_template(self):
return self.connection.get_template(stack_name_or_id=self.stack_id)
def get_policy(self):
"""
Returns the stack policy for this stack. If it has no policy
then, a null value is returned.
"""
return self.connection.get_stack_policy(self.stack_id)
def set_policy(self, stack_policy_body=None, stack_policy_url=None):
"""
Sets a stack policy for this stack.
:type stack_policy_body: string
:param stack_policy_body: Structure containing the stack policy body.
(For more information, go to ` Prevent Updates to Stack Resources`_
in the AWS CloudFormation User Guide.)
You must pass `StackPolicyBody` or `StackPolicyURL`. If both are
passed, only `StackPolicyBody` is used.
:type stack_policy_url: string
:param stack_policy_url: Location of a file containing the stack
policy. The URL must point to a policy (max size: 16KB) located in
an S3 bucket in the same region as the stack. You must pass
`StackPolicyBody` or `StackPolicyURL`. If both are passed, only
`StackPolicyBody` is used.
"""
return self.connection.set_stack_policy(self.stack_id,
stack_policy_body=stack_policy_body,
stack_policy_url=stack_policy_url)
class StackSummary(object):
def __init__(self, connection=None):
self.connection = connection
self.stack_id = None
self.stack_status = None
self.stack_name = None
self.creation_time = None
self.deletion_time = None
self.template_description = None
def startElement(self, name, attrs, connection):
return None
def endElement(self, name, value, connection):
if name == 'StackId':
self.stack_id = value
elif name == 'StackStatus':
self.stack_status = value
elif name == 'StackName':
self.stack_name = value
elif name == 'CreationTime':
try:
self.creation_time = datetime.strptime(value, '%Y-%m-%dT%H:%M:%SZ')
except ValueError:
self.creation_time = datetime.strptime(value, '%Y-%m-%dT%H:%M:%S.%fZ')
elif name == "DeletionTime":
try:
self.deletion_time = datetime.strptime(value, '%Y-%m-%dT%H:%M:%SZ')
except ValueError:
self.deletion_time = datetime.strptime(value, '%Y-%m-%dT%H:%M:%S.%fZ')
elif name == 'TemplateDescription':
self.template_description = value
elif name == "member":
pass
else:
setattr(self, name, value)
class Parameter(object):
def __init__(self, connection=None):
self.connection = None
self.key = None
self.value = None
def startElement(self, name, attrs, connection):
return None
def endElement(self, name, value, connection):
if name == "ParameterKey":
self.key = value
elif name == "ParameterValue":
self.value = value
else:
setattr(self, name, value)
def __repr__(self):
return "Parameter:\"%s\"=\"%s\"" % (self.key, self.value)
class Output(object):
def __init__(self, connection=None):
self.connection = connection
self.description = None
self.key = None
self.value = None
def startElement(self, name, attrs, connection):
return None
def endElement(self, name, value, connection):
if name == "Description":
self.description = value
elif name == "OutputKey":
self.key = value
elif name == "OutputValue":
self.value = value
else:
setattr(self, name, value)
def __repr__(self):
return "Output:\"%s\"=\"%s\"" % (self.key, self.value)
class Capability(object):
def __init__(self, connection=None):
self.connection = None
self.value = None
def startElement(self, name, attrs, connection):
return None
def endElement(self, name, value, connection):
self.value = value
def __repr__(self):
return "Capability:\"%s\"" % (self.value)
class Tag(dict):
def __init__(self, connection=None):
dict.__init__(self)
self.connection = connection
self._current_key = None
self._current_value = None
def startElement(self, name, attrs, connection):
return None
def endElement(self, name, value, connection):
if name == "Key":
self._current_key = value
elif name == "Value":
self._current_value = value
else:
setattr(self, name, value)
if self._current_key and self._current_value:
self[self._current_key] = self._current_value
self._current_key = None
self._current_value = None
class NotificationARN(object):
def __init__(self, connection=None):
self.connection = None
self.value = None
def startElement(self, name, attrs, connection):
return None
def endElement(self, name, value, connection):
self.value = value
def __repr__(self):
return "NotificationARN:\"%s\"" % (self.value)
class StackResource(object):
def __init__(self, connection=None):
self.connection = connection
self.description = None
self.logical_resource_id = None
self.physical_resource_id = None
self.resource_status = None
self.resource_status_reason = None
self.resource_type = None
self.stack_id = None
self.stack_name = None
self.timestamp = None
def startElement(self, name, attrs, connection):
return None
def endElement(self, name, value, connection):
if name == "Description":
self.description = value
elif name == "LogicalResourceId":
self.logical_resource_id = value
elif name == "PhysicalResourceId":
self.physical_resource_id = value
elif name == "ResourceStatus":
self.resource_status = value
elif name == "ResourceStatusReason":
self.resource_status_reason = value
elif name == "ResourceType":
self.resource_type = value
elif name == "StackId":
self.stack_id = value
elif name == "StackName":
self.stack_name = value
elif name == "Timestamp":
try:
self.timestamp = datetime.strptime(value, '%Y-%m-%dT%H:%M:%SZ')
except ValueError:
self.timestamp = datetime.strptime(value, '%Y-%m-%dT%H:%M:%S.%fZ')
else:
setattr(self, name, value)
def __repr__(self):
return "StackResource:%s (%s)" % (self.logical_resource_id,
self.resource_type)
class StackResourceSummary(object):
def __init__(self, connection=None):
self.connection = connection
self.last_updated_time = None
self.logical_resource_id = None
self.physical_resource_id = None
self.resource_status = None
self.resource_status_reason = None
self.resource_type = None
def startElement(self, name, attrs, connection):
return None
def endElement(self, name, value, connection):
if name == "LastUpdatedTime":
try:
self.last_updated_time = datetime.strptime(
value,
'%Y-%m-%dT%H:%M:%SZ'
)
except ValueError:
self.last_updated_time = datetime.strptime(
value,
'%Y-%m-%dT%H:%M:%S.%fZ'
)
elif name == "LogicalResourceId":
self.logical_resource_id = value
elif name == "PhysicalResourceId":
self.physical_resource_id = value
elif name == "ResourceStatus":
self.resource_status = value
elif name == "ResourceStatusReason":
self.resource_status_reason = value
elif name == "ResourceType":
self.resource_type = value
else:
setattr(self, name, value)
def __repr__(self):
return "StackResourceSummary:%s (%s)" % (self.logical_resource_id,
self.resource_type)
class StackEvent(object):
valid_states = ("CREATE_IN_PROGRESS", "CREATE_FAILED", "CREATE_COMPLETE",
"DELETE_IN_PROGRESS", "DELETE_FAILED", "DELETE_COMPLETE")
def __init__(self, connection=None):
self.connection = connection
self.event_id = None
self.logical_resource_id = None
self.physical_resource_id = None
self.resource_properties = None
self.resource_status = None
self.resource_status_reason = None
self.resource_type = None
self.stack_id = None
self.stack_name = None
self.timestamp = None
def startElement(self, name, attrs, connection):
return None
def endElement(self, name, value, connection):
if name == "EventId":
self.event_id = value
elif name == "LogicalResourceId":
self.logical_resource_id = value
elif name == "PhysicalResourceId":
self.physical_resource_id = value
elif name == "ResourceProperties":
self.resource_properties = value
elif name == "ResourceStatus":
self.resource_status = value
elif name == "ResourceStatusReason":
self.resource_status_reason = value
elif name == "ResourceType":
self.resource_type = value
elif name == "StackId":
self.stack_id = value
elif name == "StackName":
self.stack_name = value
elif name == "Timestamp":
try:
self.timestamp = datetime.strptime(value, '%Y-%m-%dT%H:%M:%SZ')
except ValueError:
self.timestamp = datetime.strptime(value, '%Y-%m-%dT%H:%M:%S.%fZ')
else:
setattr(self, name, value)
def __repr__(self):
return "StackEvent %s %s %s" % (self.resource_type,
self.logical_resource_id, self.resource_status)
|
