def attach_volume(instance_id, volume_id, device)
response = Excon::Response.new
if instance_id && volume_id && device
response.status = 200
instance = self.data[:instances][instance_id]
volume = self.data[:volumes][volume_id]
if instance && volume
unless volume['status'] == 'available'
raise Fog::Compute::AWS::Error.new("Client.VolumeInUse => Volume #{volume_id} is unavailable")
end
data = {
'attachTime' => Time.now,
'device' => device,
'instanceId' => instance_id,
'status' => 'attaching',
'volumeId' => volume_id
}
volume['attachmentSet'] = [data]
volume['status'] = 'attaching'
response.status = 200
response.body = {
'requestId' => Fog::AWS::Mock.request_id
}.merge!(data)
response
elsif !instance
raise Fog::Compute::AWS::NotFound.new("The instance ID '#{instance_id}' does not exist.")
elsif !volume
raise Fog::Compute::AWS::NotFound.new("The volume '#{volume_id}' does not exist.")
end
else
message = 'MissingParameter => '
if !instance_id
message << 'The request must contain the parameter instance_id'
elsif !volume_id
message << 'The request must contain the parameter volume_id'
else
message << 'The request must contain the parameter device'
end
raise Fog::Compute::AWS::Error.new(message)
end
end