Module: AsCombinedMetrics::Cli::Aws

Defined in:
lib/as-combined-metrics/aws.rb

Instance Method Summary collapse

Instance Method Details

#init_aws_sdk ⇒ Object 



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# File 'lib/as-combined-metrics/aws.rb', line 2

def init_aws_sdk
logger.progname = "#{Module.nesting.first.to_s} init_aws_sdk"
  logger.info { set_color  "Initializing AWS SDK", :white }

  Aws.config.update({region: @region})

  # add max retries
  @cw  = Aws::CloudWatch::Client.new()
  @cfm = Aws::CloudFormation::Client.new()
  @as  = Aws::AutoScaling::Client.new()
end

#validate_as_group(autoscale_group_name) ⇒ Object 



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# File 'lib/as-combined-metrics/aws.rb', line 14

def validate_as_group(autoscale_group_name)
  logger.progname = "#{Module.nesting.first.to_s} #{__method__}"
  logger.info { set_color "Validating #{autoscale_group_name} exists...", :white }

  response =  @as.describe_auto_scaling_groups({auto_scaling_group_names: [autoscale_group_name], max_records: 1})

  if response.auto_scaling_groups.empty? || autoscale_group_name != response.auto_scaling_groups[0].auto_scaling_group_name
    logger.fatal { set_color "Can't find AutoScale group #{autoscale_group_name} on ec2 - exiting now", :red }
    exit 1
  else
    logger.info { set_color "O.K", :green }
  end
end

#verify_stack_name ⇒ Object 



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# File 'lib/as-combined-metrics/aws.rb', line 28

def verify_stack_name
  logger.progname = "#{Module.nesting.first.to_s} #{__method__}"

  if ENV['STACK_NAME']
    logger.info { set_color "STACK_NAME Env variable was found [ #{ENV['STACK_NAME']} ]", :cyan }
    @stack_name = ENV['STACK_NAME']
  elsif @config[:cloudformation][:stack_name]
    logger.info { set_color "STACK_NAME was found in the config file #{@config[:cloudformation][:stack_name]}", :cyan }
    @stack_name = @config[:cloudformation][:stack_name]
  else
    logger.fatal { set_color "verify_stack_name_env Can't find Env variable STACK_NAME or a setting (stack_name: STACK_NAME_X) in the config file , exiting now...", :red }
    exit 1
  end
end