class Nifty::Backends::Utils::Opennebula::Helper
Helper
class for OpenNebula backend
@author Michal Kimle
Public Class Methods
client(secret, endpoint)
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Creates client for communication with OpenNebula
@param [String] secret OpenNebula's authentication secret @param [String] endpoint OpenNebula's endpoint @return [OpenNebula::Client] OpenNebula client instance
# File lib/nifty/backends/utils/opennebula/helper.rb, line 13 def client(secret, endpoint) OpenNebula::Client.new(secret, endpoint) end
handle_opennebula_error() { || ... }
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Handles OpenNebula error codes and turn them into exceptions
@raise [Nifty::Errors::Backends::Opennebula::AuthenticationError] @raise [Nifty::Errors::Backends::Opennebula::UserNotAuthorizedError] @raise [Nifty::Errors::Backends::Opennebula::ResourceNotFoundError] @raise [Nifty::Errors::Backends::Opennebula::ResourceStateError] @raise [Nifty::Errors::Backends::Opennebula::ResourceRetrievalError]
# File lib/nifty/backends/utils/opennebula/helper.rb, line 24 def handle_opennebula_error fail Nifty::Errors::Backends::Opennebula::StubError, 'OpenNebula service-wrapper was called without a block!' unless block_given? return_value = yield return return_value unless OpenNebula.is_error?(return_value) case return_value.errno when OpenNebula::Error::EAUTHENTICATION fail Nifty::Errors::Backends::Opennebula::AuthenticationError, return_value.message when OpenNebula::Error::EAUTHORIZATION fail Nifty::Errors::Backends::Opennebula::UserNotAuthorizedError, return_value.message when OpenNebula::Error::ENO_EXISTS fail Nifty::Errors::Backends::Opennebula::ResourceNotFoundError, return_value.message when OpenNebula::Error::EACTION fail Nifty::Errors::Backends::Opennebula::ResourceStateError, return_value.message else fail Nifty::Errors::Backends::Opennebula::ResourceRetrievalError, return_value.message end end