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BaseReward test only (#9189)

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* Move baseward to test only

* Update BUILD.bazel

Co-authored-by: Raul Jordan <raul@prysmaticlabs.com>
This commit is contained in:
terence tsao
2021-07-13 13:12:53 -07:00
committed by GitHub
parent 7f0749c398
commit 9a4ab41761
4 changed files with 31 additions and 55 deletions
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26
beacon-chain/core/epoch/epoch_processing.go
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@@ -497,29 +497,3 @@ func UnslashedAttestingIndices(state iface.ReadOnlyBeaconState, atts []*pb.Pendi
return setIndices, nil
}
// BaseReward takes state and validator index and calculate
// individual validator's base reward quotient.
//
// Note: Adjusted quotient is calculated of base reward because it's too inefficient
// to repeat the same calculation for every validator versus just doing it once.
//
// Spec pseudocode definition:
// def get_base_reward(state: BeaconState, index: ValidatorIndex) -> Gwei:
// total_balance = get_total_active_balance(state)
// effective_balance = state.validators[index].effective_balance
// return Gwei(effective_balance * BASE_REWARD_FACTOR // integer_squareroot(total_balance) // BASE_REWARDS_PER_EPOCH)
func BaseReward(state iface.ReadOnlyBeaconState, index types.ValidatorIndex) (uint64, error) {
totalBalance, err := helpers.TotalActiveBalance(state)
if err != nil {
return 0, errors.Wrap(err, "could not calculate active balance")
}
val, err := state.ValidatorAtIndexReadOnly(index)
if err != nil {
return 0, err
}
effectiveBalance := val.EffectiveBalance()
baseReward := effectiveBalance * params.BeaconConfig().BaseRewardFactor /
mathutil.IntegerSquareRoot(totalBalance) / params.BeaconConfig().BaseRewardsPerEpoch
return baseReward, nil
}