//ValidEntity used to make sure AddressAssignment is in a valid state
func (a *AddressAssignment) ValidEntity() error {
v := validation.NewValidationError()
v.Add(validation.NotEmpty("ServiceID", a.ServiceID))
v.Add(validation.NotEmpty("EndpointName", a.EndpointName))
v.Add(validation.IsIP(a.IPAddr))
v.Add(validation.ValidPort(int(a.Port)))
switch a.AssignmentType {
case commons.STATIC:
{
v.Add(validation.NotEmpty("HostID", a.HostID))
}
case commons.VIRTUAL:
{
v.Add(validation.NotEmpty("PoolID", a.PoolID))
}
default:
return fmt.Errorf("assignment type must be static of virtual, found %v", a.AssignmentType)
}
if v.HasError() {
return v
}
return nil
}
//ValidEntity validates Host fields
func (h *Host) ValidEntity() error {
glog.V(4).Info("Validating host")
//if err := validation.ValidHostID(entity.ID); err != nil {
// return fmt.Errorf("invalid hostid:'%s' for host Name:'%s' IP:%s", entity.ID, entity.Name, entity.IPAddr)
//}
trimmedID := strings.TrimSpace(h.ID)
violations := validation.NewValidationError()
violations.Add(validation.NotEmpty("Host.ID", h.ID))
violations.Add(validation.ValidHostID(h.ID))
violations.Add(validation.StringsEqual(h.ID, trimmedID, "leading and trailing spaces not allowed for host id"))
violations.Add(validation.ValidPort(h.RPCPort))
violations.Add(validation.NotEmpty("Host.PoolID", h.PoolID))
violations.Add(validation.IsIP(h.IPAddr))
//TODO: what should we be validating here? It doesn't seem to work for
glog.V(4).Infof("Validating IPAddr %v for host %s", h.IPAddr, h.ID)
ipAddr, err := net.ResolveIPAddr("ip4", h.IPAddr)
if err != nil {
glog.Errorf("Could not resolve: %s to an ip4 address: %v", h.IPAddr, err)
violations.Add(err)
} else if ipAddr.IP.IsLoopback() {
glog.Errorf("Can not use %s as host address because it is a loopback address", h.IPAddr)
violations.Add(errors.New("host ip can not be a loopback address"))
}
if len(violations.Errors) > 0 {
return violations
}
return nil
}