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keys.go
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keys.go
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package slashing
import (
"encoding/binary"
sdk "github.com/cosmos/cosmos-sdk/types"
)
const (
// ModuleName is the name of the module
ModuleName = "slashing"
// StoreKey is the store key string for slashing
StoreKey = ModuleName
// RouterKey is the message route for slashing
RouterKey = ModuleName
// QuerierRoute is the querier route for slashing
QuerierRoute = ModuleName
)
// key prefix bytes
var (
ValidatorSigningInfoKey = []byte{0x01} // Prefix for signing info
ValidatorMissedBlockBitArrayKey = []byte{0x02} // Prefix for missed block bit array
ValidatorSlashingPeriodKey = []byte{0x03} // Prefix for slashing period
AddrPubkeyRelationKey = []byte{0x04} // Prefix for address-pubkey relation
)
// stored by *Tendermint* address (not operator address)
func GetValidatorSigningInfoKey(v sdk.ConsAddress) []byte {
return append(ValidatorSigningInfoKey, v.Bytes()...)
}
// extract the address from a validator signing info key
func GetValidatorSigningInfoAddress(key []byte) (v sdk.ConsAddress) {
addr := key[1:]
if len(addr) != sdk.AddrLen {
panic("unexpected key length")
}
return sdk.ConsAddress(addr)
}
// stored by *Tendermint* address (not operator address)
func GetValidatorMissedBlockBitArrayPrefixKey(v sdk.ConsAddress) []byte {
return append(ValidatorMissedBlockBitArrayKey, v.Bytes()...)
}
// stored by *Tendermint* address (not operator address)
func GetValidatorMissedBlockBitArrayKey(v sdk.ConsAddress, i int64) []byte {
b := make([]byte, 8)
binary.LittleEndian.PutUint64(b, uint64(i))
return append(GetValidatorMissedBlockBitArrayPrefixKey(v), b...)
}
// stored by *Tendermint* address (not operator address)
func GetValidatorSlashingPeriodPrefix(v sdk.ConsAddress) []byte {
return append(ValidatorSlashingPeriodKey, v.Bytes()...)
}
// stored by *Tendermint* address (not operator address) followed by start height
func GetValidatorSlashingPeriodKey(v sdk.ConsAddress, startHeight int64) []byte {
b := make([]byte, 8)
// this needs to be height + ValidatorUpdateDelay because the slashing period for genesis validators starts at height -ValidatorUpdateDelay
binary.BigEndian.PutUint64(b, uint64(startHeight+sdk.ValidatorUpdateDelay))
return append(GetValidatorSlashingPeriodPrefix(v), b...)
}
func getAddrPubkeyRelationKey(address []byte) []byte {
return append(AddrPubkeyRelationKey, address...)
}