Class: Jets::Commands::Clean::Log

Inherits:
Base
  • Object
show all
Extended by:
Memoist
Includes:
AwsServices
Defined in:
lib/jets/commands/clean/log.rb

Instance Method Summary collapse

Methods included from AwsServices

#apigateway, #aws_lambda, #cfn, #dynamodb, #logs, #s3, #s3_resource, #sns, #sqs, #sts

Methods included from AwsServices::StackStatus

#lookup, #stack_exists?, #stack_in_progress?

Methods included from AwsServices::GlobalMemoist

included

Methods inherited from Base

autocomplete, banner, dispatch, eager_load!, help_list, inherited, klass_from_namespace, namespace_from_class, namespaced_commands, perform, subclasses

Instance Method Details

#clean ⇒ Object 



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# File 'lib/jets/commands/clean/log.rb', line 16

def clean
  are_you_sure?("delete CloudWatch logs")

  say "Removing CloudWatch logs for #{prefix_guess}..."
  log_groups.each do |g|
    next if keep_log_group?(g.log_group_name)
    delete_log_group(g.log_group_name) unless @options[:noop]
    say "Removed log group: #{g.log_group_name}"
  end
  say "Removed CloudWatch logs for #{prefix_guess}"
end

#clean_deploys ⇒ Object 



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# File 'lib/jets/commands/clean/log.rb', line 45

def clean_deploys
  groups = deploy_log_groups.sort_by do |g|
    g.log_group_name
  end
  # Keep the last 2 recent log groups so we can see the deleted logic
  groups = groups[0..-3]
  groups.each do |g|
    logs.delete_log_group(log_group_name: g.log_group_name) unless @options[:noop]
  end
end

#delete_log_group(log_group_name) ⇒ Object 



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# File 'lib/jets/commands/clean/log.rb', line 28

def delete_log_group(log_group_name)
  retries = 0
  logs.delete_log_group(log_group_name: log_group_name)
rescue Aws::CloudWatchLogs::Errors::ThrottlingException => e
  retries += 1
  seconds = 2 ** retries

  puts "WARN: delete_log_group #{e.class} #{e.message}".color(:yellow)
  puts "Backing off and will retry in #{seconds} seconds."
  sleep(seconds)
  if seconds > 90 # 2 ** 6 is 64 so will give up after 6 retries
    puts "Giving up after #{retries} retries"
  else
    retry
  end
end

#deploy_log_groups ⇒ Object 



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# File 'lib/jets/commands/clean/log.rb', line 56

def deploy_log_groups
  log_groups.select do |g|
    !keep_log_group?(g.log_group_name) &&
    g.log_group_name.include?('jets-base-path')
  end
end