Class: Chef::Provisioning::AWSDriver::Credentials

Inherits:
Object
  • Object
show all
Includes:
Mixin::DeepMerge, Enumerable
Defined in:
lib/chef/provisioning/aws_driver/credentials.rb

Overview

Reads in credential files in Amazon’s download format and presents the credentials to you

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Credentials

Returns a new instance of Credentials.



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# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 10

def initialize
  @credentials = {}
  load_default
end

Class Method Details

.method_missing(name, *args, &block) ⇒ Object 



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# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 102

def self.method_missing(name, *args, &block)
  singleton.send(name, *args, &block)
end

.singleton ⇒ Object 



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# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 106

def self.singleton
  @aws_credentials ||= Credentials.new
end

Instance Method Details

#[](name) ⇒ Object 



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# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 29

def [](name)
  @credentials[name]
end

#default ⇒ Object 



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# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 18

def default
  if @credentials.size == 0
    raise 'No credentials loaded!  Do you have a ~/.aws/config?'
  end
  @credentials[ENV['AWS_DEFAULT_PROFILE'] || 'default'] || @credentials.first[1]
end

#each(&block) ⇒ Object 



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# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 33

def each(&block)
  @credentials.each(&block)
end

#keys ⇒ Object 



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# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 25

def keys
  @credentials.keys
end

#load_config_ini(config_ini_file) ⇒ Object 



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# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 44

def load_config_ini(config_ini_file)
  inifile = IniFile.load(File.expand_path(config_ini_file))
  config = {}
  if inifile
    inifile.each_section do |section|
      if section =~ /^\s*profile\s+(.+)$/ || section =~ /^\s*(default)\s*/
        profile_name = $1.strip
        profile = inifile[section].inject({}) do |result, pair|
          result[pair[0].to_sym] = pair[1]
          result
        end
        profile[:name] = profile_name
        config[profile_name] = profile
      end
    end
  end
  config
end

#load_credentials_ini(credentials_ini_file) ⇒ Object 



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# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 63

def load_credentials_ini(credentials_ini_file)
  inifile = IniFile.load(File.expand_path(credentials_ini_file))
  config = {}
  if inifile
    inifile.each_section do |section|
      profile = inifile[section].inject({}) do |result, pair|
        result[pair[0].to_sym] = pair[1]
        result
      end
      profile[:name] = section
      config[section] = profile
    end
  end
  config
end

#load_csv(credentials_csv_file) ⇒ Object 



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# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 79

def load_csv(credentials_csv_file)
  CSV.new(File.open(credentials_csv_file), :headers => :first_row).each do |row|
    @credentials[row['User Name']] = {
      :name => row['User Name'],
      :user_name => row['User Name'],
      :aws_access_key_id => row['Access Key Id'],
      :aws_secret_access_key => row['Secret Access Key']
    }
  end
end

#load_default ⇒ Object 



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# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 90

def load_default
  config_file = ENV['AWS_CONFIG_FILE'] || File.expand_path('~/.aws/config')
  credentials_file = ENV['AWS_CREDENTIAL_FILE'] || File.expand_path('~/.aws/credentials')
  if File.file?(config_file)
    if File.file?(credentials_file)
      load_inis(config_file, credentials_file)
    else
      load_inis(config_file)
    end
  end
end

#load_inis(config_ini_file, credentials_ini_file = nil) ⇒ Object 



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# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 37

def load_inis(config_ini_file, credentials_ini_file = nil)
  @credentials = load_config_ini(config_ini_file)
  @credentials = deep_merge!(@credentials,
                             load_credentials_ini(credentials_ini_file)
                            ) if credentials_ini_file
end