func getGceInstanceID() info.InstanceID {
instanceID, err := metadata.Get("instance/id")
if err != nil {
return info.UnknownInstance
}
return info.InstanceID(info.InstanceType(instanceID))
}
func getAzureInstanceID() info.InstanceID {
data, err := ioutil.ReadFile(BiosUUIDFileName)
if err != nil {
return info.UnNamedInstance
}
return info.InstanceID(strings.TrimSuffix(string(data), "\n"))
}
func getAwsInstanceID() info.InstanceID {
return info.InstanceID(getAwsMetadata("instance-id"))
}