Module: RrxConfig::Aws

Defined in:
lib/rrx_config/aws.rb

Constant Summary collapse

PROFILE_VARIABLE = 
'RRX_AWS_PROFILE'
REGION_VARIABLE = 
'RRX_AWS_REGION'
REGION_DEFAULT = 
'us-west-2'
PROFILE_DEFAULT = 
'default'
ECS_METADATA_VARIABLE = 
'ECS_CONTAINER_METADATA_URI_V4'

Class Method Summary collapse

Class Method Details

.client_args ⇒ Object 



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# File 'lib/rrx_config/aws.rb', line 24

def client_args
  { region:, credentials: }
end

.credentials ⇒ Object 



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# File 'lib/rrx_config/aws.rb', line 20

def credentials
  @credentials ||= profile_credentials || environment_credentials || ecs_credentials || ec2_credentials
end

.ec2_credentials ⇒ Object 



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# File 'lib/rrx_config/aws.rb', line 56

def ec2_credentials
  RrxConfig.logger.info 'Using EC2 credentials'
  require 'aws-sdk-core/instance_profile_credentials'
  ::Aws::InstanceProfileCredentials.new
end

.ecs_credentials ⇒ Object 



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# File 'lib/rrx_config/aws.rb', line 48

def ecs_credentials
  if ENV.include?(ECS_METADATA_VARIABLE)
    RrxConfig.logger.info 'Using ECS credentials'
    require 'aws-sdk-core/ecs_credentials'
    ::Aws::ECSCredentials.new
  end
end

.environment_credentials ⇒ Object 



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# File 'lib/rrx_config/aws.rb', line 40

def environment_credentials
  if ENV.include?('AWS_ACCESS_KEY_ID')
    require 'aws-sdk-core/credentials'
    RrxConfig.logger.info 'Using explicit credentials'
    ::Aws::Credentials.new(ENV['AWS_ACCESS_KEY_ID'], ENV['AWS_SECRET_ACCESS_KEY'])
  end
end

.profile ⇒ Object 



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# File 'lib/rrx_config/aws.rb', line 16

def profile
  ENV.fetch(PROFILE_VARIABLE, PROFILE_DEFAULT) unless Rails.env.production?
end

.profile? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rrx_config/aws.rb', line 12

def profile?
  ENV.include?(PROFILE_VARIABLE)
end

.profile_credentials ⇒ Object 



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# File 'lib/rrx_config/aws.rb', line 32

def profile_credentials
  if profile?
    RrxConfig.logger.info 'Using shared credentials'
    require 'aws-sdk-core/shared_credentials'
    ::Aws::SharedCredentials.new(profile_name: profile)
  end
end

.region ⇒ Object 



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# File 'lib/rrx_config/aws.rb', line 28

def region
  ENV.fetch(REGION_VARIABLE, REGION_DEFAULT)
end