1
0
Fork 0
mirror of https://github.com/fog/fog.git synced 2022-11-09 13:51:43 -05:00
fog--fog/lib/fog/core/credentials.rb
2011-03-30 17:50:35 -06:00

107 lines
2.8 KiB
Ruby

require 'yaml'
module Fog
require 'fog/core/deprecation'
# Assign a new credential to use from configuration file
# @param [String, Symbol] new_credential name of new credential to use
# @ return [String, Symbol] name of the new credential
def self.credential=(new_credential)
@credentials = nil
@credential = new_credential
end
# @return [String, Symbol] The credential to use in Fog
def self.credential
@credential ||= :default
end
# @return [String] The path for configuration_file
def self.credentials_path
@credential_path ||= begin
path = ENV["FOG_RC"] || (ENV['HOME'] && '~/.fog')
File.expand_path(path) if path
end
end
# @return [String] The new path for credentials file
def self.credentials_path=(new_credentials_path)
@credentials = nil
@credential_path = new_credentials_path
end
# @return [Hash] The credentials pulled from the configuration file
# @raise [LoadError] Configuration unavailable in configuration file
def self.credentials
@credentials ||= begin
if credentials_path && File.exists?(credentials_path)
credentials = self.symbolize_credentials(YAML.load_file(credentials_path))
(credentials && credentials[credential]) or raise LoadError.new(missing_credentials)
else
{}
end
end
end
def self.symbolize_credentials(args)
if args.is_a? Hash
Hash[ args.collect do |key, value|
[key.to_sym, self.symbolize_credentials(value)]
end ]
else
args
end
end
private
# @return [String] The error message that will be raised, if credentials cannot be found
def self.missing_credentials
<<-YML
Missing Credentials
To run as '#{credential}', add the following to your resource config file: #{credentials_path}
An alternate file may be used by placing its path in the FOG_RC environment variable
#######################################################
# Fog Credentials File
#
# Key-value pairs should look like:
# :aws_access_key_id: 022QF06E7MXBSAMPLE
:#{credential}:
:aws_access_key_id:
:aws_secret_access_key:
:bluebox_api_key:
:bluebox_customer_id:
:brightbox_client_id:
:brightbox_secret:
:go_grid_api_key:
:go_grid_shared_secret:
:google_storage_access_key_id:
:google_storage_secret_access_key:
:linode_api_key:
:local_root:
:new_servers_password:
:new_servers_username:
:public_key_path:
:private_key_path:
:rackspace_api_key:
:rackspace_username:
:rackspace_servicenet:
:rackspace_cdn_ssl:
:slicehost_password:
:terremark_username:
:terremark_password:
:voxel_api_key:
:voxel_api_secret:
:zerigo_email:
:zerigo_token:
:dnsimple_email:
:dnsimple_password:
#
# End of Fog Credentials File
#######################################################
YML
end
end