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# Copyright 2011-2013 Amazon.com, Inc. or its affiliates. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"). You
# may not use this file except in compliance with the License. A copy of
# the License is located at
#
# http://aws.amazon.com/apache2.0/
#
# or in the "license" file accompanying this file. This file is
# distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF
# ANY KIND, either express or implied. See the License for the specific
# language governing permissions and limitations under the License.
require 'time'
module AWS
class AutoScaling
# @attr_reader [Integer] desired_capacity
#
# @attr_reader [String] recurrence
#
# @attr_reader [Time] start_time
#
# @attr_reader [Time] end_time
#
# @attr_reader [Integer] min_size
#
# @attr_reader [Integer] max_size
#
# @attr_reader [String] arn
#
class ScheduledAction < Core::Resource
# @api private
def initialize group, name, options = {}
@group = group
@name = name
super
end
# @return [String]
attr_reader :name
attr_reader :group
# @return [String]
def auto_scaling_group_name
group.name
end
attribute :arn, :from => :scheduled_action_arn
attribute :desired_capacity
attribute :recurrence
attribute :start_time
attribute :end_time
attribute :max_size
attribute :min_size
populates_from(:describe_scheduled_actions) do |resp|
resp.scheduled_update_group_actions.find do |action|
action.scheduled_action_name == name
end
end
# Updates the scheduled action. If you omit an option,
# the corresponding value remains unchanged in the Auto
# Scaling group.
#
# @param [Hash] options
#
# @option options [Integer] :desired_capacity
#
# @option options [String] :recurrence
#
# @option options [Time,String] :start_time
#
# @option options [Time,String] :end_time
#
# @option options [Integer] :min_size
#
# @option options [Integer] :max_size
#
# @return [nil]
#
def update options = {}
options.update(resource_options)
# convert times to formatted strings
[:start_time, :end_time].each do |opt|
if options[opt].is_a?(Time)
options[opt] = options[opt].iso8601
end
end
client.put_scheduled_update_group_action(options)
nil
end
alias_method :put, :update
# @return [Boolean]
def exists?
client_opts = {}
client_opts[:scheduled_action_names] = [name]
client_opts[:auto_scaling_group_name] = auto_scaling_group_name
resp = client.describe_scheduled_actions(client_opts)
!resp.scheduled_update_group_actions.empty?
rescue Errors::ValidationError
false
end
# Deletes the current scheduled action.
# @return [nil]
def delete
client.delete_scheduled_action(resource_options)
nil
end
protected
def resource_identifiers
[
[:auto_scaling_group_name, auto_scaling_group_name],
[:scheduled_action_name, name],
]
end
def get_resource attr_name = nil
client_opts = {}
client_opts[:scheduled_action_names] = [name]
client_opts[:auto_scaling_group_name] = auto_scaling_group_name
client.describe_scheduled_actions(client_opts)
end
end
end
end
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