Class: Automan::Beanstalk::Configuration

Inherits:
Automan::Base show all
Includes:
Mixins::Utils
Defined in:
lib/automan/beanstalk/configuration.rb

Constant Summary

Constants included from Mixins::AwsCaller

Mixins::AwsCaller::S3_PROTO

Instance Attribute Summary

Attributes inherited from Automan::Base

#logger, #wait

Attributes included from Mixins::AwsCaller

#as, #cfn, #eb, #ec, #ec2, #elb, #r53, #rds, #s3

Instance Method Summary collapse

Methods included from Mixins::Utils

#region_from_az

Methods inherited from Automan::Base

add_option, #initialize, #log_options, #wait_until

Methods included from Mixins::AwsCaller

#account, #configure_aws, #looks_like_s3_path?, #parse_s3_path, #s3_object_exists?, #s3_read

Constructor Details

This class inherits a constructor from Automan::Base

Instance Method Details

#config_template_exists? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/automan/beanstalk/configuration.rb', line 13

def config_template_exists?
  opts = {
    application_name: application,
    template_name:    name
  }

  begin
    response = eb.describe_configuration_settings opts
  rescue AWS::ElasticBeanstalk::Errors::InvalidParameterValue => e
    if e.message.start_with? "No Configuration Template named"
      return false
    end
  end

  unless response.successful?
    raise RequestFailedError, "describe_configuration_settings failed: #{response.error}"
  end

  response.data[:configuration_settings].each do |settings|
    if settings[:application_name] == application && settings[:template_name] == name
      return true
    end
  end

  return false
end

#configuration_options ⇒ Object

TODO: read options file (from local or s3) into array of hashes docs.aws.amazon.com/AWSRubySDK/latest/AWS/ElasticBeanstalk/Client/V20101201.html#create_configuration_template-instance_method



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# File 'lib/automan/beanstalk/configuration.rb', line 72

def configuration_options
  json_config = ""

  if looks_like_s3_path? template
    bucket, key = parse_s3_path template
    json_config = s3.buckets[bucket].objects[key].read
  else
    json_config = File.read template
  end

  config = JSON.parse json_config
  config = fix_config_keys config

  config
end

#create ⇒ Object 



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# File 'lib/automan/beanstalk/configuration.rb', line 104

def create
  log_options
  if config_template_exists?
    logger.warn "Configuration template #{name} for #{application} already exists. Doing nothing."
    return
  end
  logger.info "Creating configuration template #{name} for #{application}."
  create_config_template
end

#create_config_template ⇒ Object

where are we getting configuration data?



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# File 'lib/automan/beanstalk/configuration.rb', line 89

def create_config_template
  opts = {
    application_name:    application,
    template_name:       name,
    solution_stack_name: platform,
    option_settings:     configuration_options
  }

  response = eb.create_configuration_template opts

  unless response.successful?
    raise RequestFailedError, "create_configuration_template failed: #{response.error}"
  end
end

#delete ⇒ Object 



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# File 'lib/automan/beanstalk/configuration.rb', line 114

def delete
  log_options
  if !config_template_exists?
    logger.warn "Configuration #{name} for #{application} does not exist. Doing nothing."
    return
  end
  logger.info "Deleting configuration template #{name} for #{application}."
  delete_config_template
end

#delete_config_template ⇒ Object 



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# File 'lib/automan/beanstalk/configuration.rb', line 40

def delete_config_template
  opts = {
    application_name: application,
    template_name:    name
  }

  response = eb.delete_configuration_template opts

  unless response.successful?
    raise RequestFailedError, "delete_configuration_template failed: #{response.error}"
  end
end

#fix_config_keys(config_array) ⇒ Object

config_option files are stored in json format compatible with elastic-beanstalk-create-configuration-template cli. The keys of each object are in json CamelCase. We need to convert them to ruby snake_case to work with aws-sdk



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# File 'lib/automan/beanstalk/configuration.rb', line 57

def fix_config_keys(config_array)
  result = []
  config_array.each do |i|
    fixed_hash = {}
    i.each do |key, value|
      fixed_key = key.underscore
      fixed_hash[ fixed_key ] = value.to_s
    end
    result << fixed_hash
  end
  result
end

#update ⇒ Object 



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# File 'lib/automan/beanstalk/configuration.rb', line 124

def update
  log_options

  if config_template_exists?
    logger.info "Configuration template #{name} for #{application} exists. Deleting it."
    delete_config_template
  end

  logger.info "Creating configuration template #{name} for #{application}"
  create_config_template
end