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module Fog
module AWS
class CloudFormation
class Real
require 'fog/aws/parsers/cloud_formation/update_stack'
# Update a stack.
#
# @param [String] stack_name Name of the stack to update.
# @param [Hash] options
# * TemplateBody [String] Structure containing the template body.
# or (one of the two Template parameters is required)
# * TemplateURL [String] URL of file containing the template body.
# * Parameters [Hash] Hash of providers to supply to template.
# * Capabilities [Array] List of capabilties the stack is granted. Currently CAPABILITY_IAM for allowing the creation of IAM resources.
# * NotificationARNs [Array] List of SNS topics to publish events to.
# * ResourceTypes [Array] The template resource types that you have permissions to work.
# * StackPolicyBody [String] Structure containing the stack policy body.
# * StackPolicyURL [String] URL of file containing the stack policy.
# * StackPolicyDuringUpdateBody [String] Structure containing the stack policy body to use during update.
# * StackPolicyDuringUpdateURL [String] URL of file containing the stack policy to use during update.
# * Tags [Array] Key-value pairs to associate with this stack.
# * UsePreviousTemplate [Boolean] Reuse the existing template that is associated with the stack that you are updating.
#
# @return [Excon::Response]
# * body [Hash]:
# * StackId [String] - Id of the stack being updated
#
# @see http://docs.amazonwebservices.com/AWSCloudFormation/latest/APIReference/API_UpdateStack.html
#
def update_stack(stack_name, options = {})
params = {
'StackName' => stack_name,
}
if options['Parameters']
options['Parameters'].keys.each_with_index do |key, index|
index += 1 # params are 1-indexed
params.merge!({
"Parameters.member.#{index}.ParameterKey" => key,
"Parameters.member.#{index}.ParameterValue" => options['Parameters'][key]
})
end
end
if options['TemplateBody']
params['TemplateBody'] = options['TemplateBody']
elsif options['TemplateURL']
params['TemplateURL'] = options['TemplateURL']
end
if options['StackPolicyBody']
params['StackPolicyBody'] = options['StackPolicyBody']
elsif options['StackPolicyURL']
params['StackPolicyURL'] = options['StackPolicyURL']
end
if options['StackPolicyDuringUpdateBody']
params['StackPolicyDuringUpdateBody'] = options['StackPolicyDuringUpdateBody']
elsif options['StackPolicyDuringUpdateURL']
params['StackPolicyDuringUpdateURL'] = options['StackPolicyDuringUpdateURL']
end
num_tags = 0
if options['Tags']
options['Tags'].keys.each_with_index do |key, index|
index += 1 # tags are 1-indexed
num_tags += 1 # 10 tag max
params.merge!({
"Tags.member.#{index}.Key" => key,
"Tags.member.#{index}.Value" => options['Tags'][key]
})
end
end
if num_tags > 10
raise ArgumentError.new("a maximum of 10 tags can be specified <#{num_tags}>")
end
if options['Capabilities']
params.merge!(Fog::AWS.indexed_param("Capabilities.member", [*options['Capabilities']]))
end
if options['NotificationARNs']
params.merge!(Fog::AWS.indexed_param("NotificationARNs.member", [*options['NotificationARNs']]))
end
if options['ResourceTypes']
params.merge!(Fog::AWS.indexed_param("ResourceTypes.member", [*options['ResourceTypes']]))
end
if options['UsePreviousTemplate']
params['UsePreviousTemplate'] = options['UsePreviousTemplate']
end
request({
'Action' => 'UpdateStack',
:parser => Fog::Parsers::AWS::CloudFormation::UpdateStack.new
}.merge!(params))
end
end
end
end
end
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