func unpackDest(service Service, attrs nlgo.AttrMap) (Dest, error) {
var dest Dest
var addr []byte
for _, attr := range attrs.Slice() {
switch attr.Field() {
case IPVS_DEST_ATTR_ADDR:
addr = ([]byte)(attr.Value.(nlgo.Binary))
case IPVS_DEST_ATTR_PORT:
dest.Port = unpackPort(attr.Value.(nlgo.U16))
case IPVS_DEST_ATTR_FWD_METHOD:
dest.FwdMethod = (FwdMethod)(attr.Value.(nlgo.U32))
case IPVS_DEST_ATTR_WEIGHT:
dest.Weight = (uint32)(attr.Value.(nlgo.U32))
case IPVS_DEST_ATTR_U_THRESH:
dest.UThresh = (uint32)(attr.Value.(nlgo.U32))
case IPVS_DEST_ATTR_L_THRESH:
dest.LThresh = (uint32)(attr.Value.(nlgo.U32))
case IPVS_DEST_ATTR_ACTIVE_CONNS:
dest.ActiveConns = (uint32)(attr.Value.(nlgo.U32))
case IPVS_DEST_ATTR_INACT_CONNS:
dest.InactConns = (uint32)(attr.Value.(nlgo.U32))
case IPVS_DEST_ATTR_PERSIST_CONNS:
dest.PersistConns = (uint32)(attr.Value.(nlgo.U32))
}
}
if addrIP, err := unpackAddr(addr, service.Af); err != nil {
return dest, fmt.Errorf("ipvs:Dest.unpack: addr: %s", err)
} else {
dest.Addr = addrIP
}
return dest, nil
}
func unpackInfo(attrs nlgo.AttrMap) (info Info, err error) {
for _, attr := range attrs.Slice() {
switch attr.Field() {
case IPVS_INFO_ATTR_VERSION:
info.Version = (Version)(attr.Value.(nlgo.U32))
case IPVS_INFO_ATTR_CONN_TAB_SIZE:
info.ConnTabSize = (uint32)(attr.Value.(nlgo.U32))
}
}
return
}
func unpackService(attrs nlgo.AttrMap) (Service, error) {
var service Service
var addr nlgo.Binary
var flags nlgo.Binary
for _, attr := range attrs.Slice() {
switch attr.Field() {
case IPVS_SVC_ATTR_AF:
service.Af = (Af)(attr.Value.(nlgo.U16))
case IPVS_SVC_ATTR_PROTOCOL:
service.Protocol = (Protocol)(attr.Value.(nlgo.U16))
case IPVS_SVC_ATTR_ADDR:
addr = attr.Value.(nlgo.Binary)
case IPVS_SVC_ATTR_PORT:
service.Port = unpackPort(attr.Value.(nlgo.U16))
case IPVS_SVC_ATTR_FWMARK:
service.FwMark = (uint32)(attr.Value.(nlgo.U32))
case IPVS_SVC_ATTR_SCHED_NAME:
service.SchedName = (string)(attr.Value.(nlgo.NulString))
case IPVS_SVC_ATTR_FLAGS:
flags = attr.Value.(nlgo.Binary)
case IPVS_SVC_ATTR_TIMEOUT:
service.Timeout = (uint32)(attr.Value.(nlgo.U32))
case IPVS_SVC_ATTR_NETMASK:
service.Netmask = (uint32)(attr.Value.(nlgo.U32))
}
}
if addrIP, err := unpackAddr(addr, service.Af); err != nil {
return service, fmt.Errorf("ipvs:Service.unpack: addr: %s", err)
} else {
service.Addr = addrIP
}
if err := unpack(flags, &service.Flags); err != nil {
return service, fmt.Errorf("ipvs:Service.unpack: flags: %s", err)
}
return service, nil
}