//OpenstackEndpoint returns API endpoint for each service name
func OpenstackEndpoint(client *gophercloud.ServiceClient, endpointType, name, region, availability string) (interface{}, error) {
if availability == "" {
availability = "public"
}
return client.EndpointLocator(
gophercloud.EndpointOpts{
Type: endpointType,
Name: name,
Region: region,
Availability: gophercloud.Availability(availability),
})
}