frostfs-node/services/public/object/verb.go

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package object
import (
"github.com/nspcc-dev/neofs-api-go/object"
"github.com/nspcc-dev/neofs-api-go/service"
)
// Verb is a type alias of
// Token_Info_Verb from service package of neofs-api-go.
type Verb = service.Token_Info_Verb
const (
undefinedVerbDesc uint32 = 1 << iota
putVerbDesc
getVerbDesc
headVerbDesc
deleteVerbDesc
searchVerbDesc
rangeVerbDesc
rangeHashVerbDesc
)
const (
headSpawnMask = headVerbDesc | getVerbDesc | putVerbDesc | rangeVerbDesc | rangeHashVerbDesc
rangeHashSpawnMask = rangeHashVerbDesc
rangeSpawnMask = rangeVerbDesc | getVerbDesc
getSpawnMask = getVerbDesc
putSpawnMask = putVerbDesc | deleteVerbDesc
deleteSpawnMask = deleteVerbDesc
searchSpawnMask = searchVerbDesc | getVerbDesc | putVerbDesc | headVerbDesc | rangeVerbDesc | rangeHashVerbDesc | deleteVerbDesc
)
func toVerbDesc(verb Verb) uint32 {
switch verb {
case service.Token_Info_Put:
return putVerbDesc
case service.Token_Info_Get:
return getVerbDesc
case service.Token_Info_Head:
return headVerbDesc
case service.Token_Info_Delete:
return deleteVerbDesc
case service.Token_Info_Search:
return searchVerbDesc
case service.Token_Info_Range:
return rangeVerbDesc
case service.Token_Info_RangeHash:
return rangeHashVerbDesc
default:
return undefinedVerbDesc
}
}
func toSpawnMask(rt object.RequestType) uint32 {
switch rt {
case object.RequestPut:
return putSpawnMask
case object.RequestGet:
return getSpawnMask
case object.RequestHead:
return headSpawnMask
case object.RequestDelete:
return deleteSpawnMask
case object.RequestSearch:
return searchSpawnMask
case object.RequestRange:
return rangeSpawnMask
case object.RequestRangeHash:
return rangeHashSpawnMask
default:
return undefinedVerbDesc
}
}
func allowedSpawn(from Verb, to object.RequestType) bool {
desc := toVerbDesc(from)
return toSpawnMask(to)&desc == desc
}