Module: FPM::Fry::Plugin::Env

Defined in:
lib/fpm/fry/plugin/env.rb

Overview

plugin ‘env’, ‘PATH’ => ‘$PATH:/usr/local/go/bin’

Defined Under Namespace

Classes: AddEnv

Class Method Summary collapse

Class Method Details

.apply(builder, env) ⇒ Object 



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# File 'lib/fpm/fry/plugin/env.rb', line 26

def self.apply(builder, env)
  unless env.kind_of? Hash
    raise FPM::Fry::WithData(
      ArgumentError.new("ENV must be a Hash, got #{env.inspect}"),
      documentation: 'https://github.com/xing/fpm-fry/wiki/Plugin-env'
    )
  end
  env.each do |k,v|
    k = k.to_s if k.kind_of? Symbol
    unless k.kind_of?(String) && k =~ /\A[A-Z][A-Z0-9_]*\z/
      raise FPM::Fry::WithData(
        ArgumentError.new("environment variable names must be strings consisiting of uppercase letters, numbers and underscores, got #{k.inspect}"),
        documentation: 'https://github.com/xing/fpm-fry/wiki/Plugin-env'
      )
    end
  end
  builder.recipe.dockerfile_hooks << AddEnv.new(env.dup.freeze)
end