34 lines
1.2 KiB
Go
34 lines
1.2 KiB
Go
package slashing
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
abci "github.com/tendermint/tendermint/abci/types"
|
|
tmtypes "github.com/tendermint/tendermint/types"
|
|
|
|
sdk "github.com/cosmos/cosmos-sdk/types"
|
|
)
|
|
|
|
// BeginBlocker check for infraction evidence or downtime of validators
|
|
// on every begin block
|
|
func BeginBlocker(ctx sdk.Context, req abci.RequestBeginBlock, k Keeper) {
|
|
// Iterate over all the validators which *should* have signed this block
|
|
// store whether or not they have actually signed it and slash/unbond any
|
|
// which have missed too many blocks in a row (downtime slashing)
|
|
for _, voteInfo := range req.LastCommitInfo.GetVotes() {
|
|
k.HandleValidatorSignature(ctx, voteInfo.Validator.Address, voteInfo.Validator.Power, voteInfo.SignedLastBlock)
|
|
}
|
|
|
|
// Iterate through any newly discovered evidence of infraction
|
|
// Slash any validators (and since-unbonded stake within the unbonding period)
|
|
// who contributed to valid infractions
|
|
for _, evidence := range req.ByzantineValidators {
|
|
switch evidence.Type {
|
|
case tmtypes.ABCIEvidenceTypeDuplicateVote:
|
|
k.HandleDoubleSign(ctx, evidence.Validator.Address, evidence.Height, evidence.Time, evidence.Validator.Power)
|
|
default:
|
|
k.Logger(ctx).Error(fmt.Sprintf("ignored unknown evidence type: %s", evidence.Type))
|
|
}
|
|
}
|
|
}
|