Class: OpenStack::Compute::Exception

Inherits:
Object
  • Object
show all
Defined in:
lib/openstack/compute/exception.rb

Defined Under Namespace

Classes: Authentication, BackupOrResizeInProgress, BadMediaType, BadMethod, BadRequest, BuildInProgress, ComputeError, ComputeFault, Connection, ExpiredAuthToken, InvalidArgument, ItemNotFound, MissingArgument, NotImplemented, Other, OverLimit, PersonalityFilePathTooLong, PersonalityFileTooLarge, ResizeNotAllowed, ServerCapacityUnavailable, ServiceUnavailable, TooManyPersonalityItems, Unauthorized

Class Method Summary collapse

Class Method Details

.raise_exception(response) ⇒ Object

In the event of a non-200 HTTP status code, this method takes the HTTP response, parses the JSON from the body to get more information about the exception, then raises the proper error. Note that all exceptions are scoped in the OpenStack::Compute::Exception namespace.



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# File 'lib/openstack/compute/exception.rb', line 69

def self.raise_exception(response)
  return if response.code =~ /^20.$/
  begin
    fault = nil
    info = nil
    JSON.parse(response.body).each_pair do |key, val|
			fault=key
			info=val
		end
    exception_class = self.const_get(fault[0,1].capitalize+fault[1,fault.length])
    raise exception_class.new(info["message"], response.code, response.body)
  rescue NameError
    raise OpenStack::Compute::Exception::Other.new("The server returned status #{response.code}", response.code, response.body)
  end
end