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Versions: 19
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Contents
module Lono::Cfn::Preview
class Codediff < Lono::Cfn::Base
include DiffViewer
include Lono::AwsServices
def run
puts "Code Diff Preview:".color(:green)
unless stack_exists?(@stack_name)
puts "WARN: Cannot create a diff for the stack because the #{@stack_name} does not exists.".color(:yellow)
return
end
if @options[:noop]
puts "NOOP Generating CloudFormation source code diff..."
else
generate_all # from Base superclass. Generates the output lono teplates
puts "Generating CloudFormation source code diff..."
download_existing_cfn_template
show_diff(existing_template_path, new_cfn_template)
end
end
def download_existing_cfn_template
resp = cfn.get_template(
stack_name: @stack_name,
template_stage: "Original"
)
resp.template_body
IO.write(existing_template_path, resp.template_body)
end
# for clarity
def new_cfn_template
@template_path
end
def existing_template_path
"/tmp/existing_cfn_template.yml"
end
end
end
Version data entries
19 entries across 19 versions & 1 rubygems