func (self flowTableFeature) exportProps() []byte {
var props []byte
instExport := func(pType uint16, keys []instructionKey) {
if keys == nil {
return
}
var ids []byte
for _, key := range keys {
switch k := key.(type) {
case uint16:
ids = append(ids, ofp4.MakeInstruction(k)...)
case uint32:
ids = append(ids, ofp4.MakeInstructionExperimenter(k)...)
default:
panic("unexpected instruction key type")
}
}
props = append(props, ofp4.MakeTableFeaturePropInstructions(pType, ids)...)
}
instExport(ofp4.OFPTFPT_INSTRUCTIONS, self.hit.inst)
instExport(ofp4.OFPTFPT_INSTRUCTIONS_MISS, self.miss.inst)
oxmExport := func(pType uint16, keys []oxmId) {
if keys == nil {
return
}
var ids []byte
for _, key := range keys {
switch k := key.(type) {
case uint32:
ids = append(ids, ofp4.MakeOxm(k)...)
case [2]uint32:
ids = append(ids, ofp4.MakeOxmExperimenterHeader(k)...)
default:
panic("unknown oxm key")
}
}
props = append(props, ofp4.MakeTableFeaturePropOxm(pType, ids)...)
}
oxmExport(ofp4.OFPTFPT_MATCH, self.match)
oxmExport(ofp4.OFPTFPT_WILDCARDS, self.wildcards)
oxmExport(ofp4.OFPTFPT_WRITE_SETFIELD, self.hit.writeSetfield)
oxmExport(ofp4.OFPTFPT_WRITE_SETFIELD_MISS, self.miss.writeSetfield)
oxmExport(ofp4.OFPTFPT_APPLY_SETFIELD, self.hit.applySetfield)
oxmExport(ofp4.OFPTFPT_APPLY_SETFIELD_MISS, self.miss.applySetfield)
nextExport := func(pType uint16, keys []uint8) {
if keys == nil {
return
}
props = append(props, ofp4.MakeTableFeaturePropNextTables(pType, keys)...)
}
nextExport(ofp4.OFPTFPT_NEXT_TABLES, self.hit.next)
nextExport(ofp4.OFPTFPT_NEXT_TABLES_MISS, self.miss.next)
actionExport := func(pType uint16, keys []actionKey) {
if keys == nil {
return
}
var ids []byte
for _, key := range keys {
switch k := key.(type) {
case uint16:
ids = append(ids, ofp4.MakeActionHeader(k)...)
case uint32:
ids = append(ids, ofp4.MakeActionExperimenterHeader(k)...)
default:
panic("unexpected action key type")
}
}
props = append(props, ofp4.MakeTableFeaturePropActions(pType, ids)...)
}
actionExport(ofp4.OFPTFPT_WRITE_ACTIONS, self.hit.writeActions)
actionExport(ofp4.OFPTFPT_WRITE_ACTIONS_MISS, self.miss.writeActions)
actionExport(ofp4.OFPTFPT_APPLY_ACTIONS, self.hit.applyActions)
actionExport(ofp4.OFPTFPT_APPLY_ACTIONS_MISS, self.miss.applyActions)
experimenterExport := func(pType uint16, exps []experimenterProp) {
for _, exp := range exps {
props = append(props, ofp4.MakeTableFeaturePropExperimenter(pType, exp.Experimenter, exp.ExpType, exp.Data)...)
}
}
experimenterExport(ofp4.OFPTFPT_EXPERIMENTER, self.hit.experimenter)
experimenterExport(ofp4.OFPTFPT_EXPERIMENTER_MISS, self.miss.experimenter)
return props
}
func (self actionGeneric) MarshalBinary() ([]byte, error) {
return ofp4.MakeActionHeader(self.Type), nil
}