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prevent additional array OOB errors for validator balances (#4872)

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Co-authored-by: garyschulte <garyschulte@gmail.com>
This commit is contained in:
SuburbanDad
2020-02-15 14:47:45 -08:00
committed by GitHub
parent 456ac5f9a3
commit 7899dc115e
1 changed files with 7 additions and 5 deletions
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12
validator/client/validator_metrics.go
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@@ -95,19 +95,21 @@ func (v *validator) LogValidatorGainsAndLosses(ctx context.Context, slot uint64)
}
}
if resp.InclusionSlots[i] != ^uint64(0) {
if i < len(resp.InclusionSlots) && resp.InclusionSlots[i] != ^uint64(0) {
included++
}
if resp.CorrectlyVotedSource[i] {
if i < len(resp.CorrectlyVotedSource) && resp.CorrectlyVotedSource[i] {
votedSource++
}
if resp.CorrectlyVotedTarget[i] {
if i < len(resp.CorrectlyVotedTarget) && resp.CorrectlyVotedTarget[i] {
votedTarget++
}
if resp.CorrectlyVotedHead[i] {
if i < len(resp.CorrectlyVotedHead) && resp.CorrectlyVotedHead[i] {
votedHead++
}
v.prevBalance[bytesutil.ToBytes48(pkey)] = resp.BalancesBeforeEpochTransition[i]
if i < len(resp.BalancesAfterEpochTransition) {
v.prevBalance[bytesutil.ToBytes48(pkey)] = resp.BalancesBeforeEpochTransition[i]
}
}
log.WithFields(logrus.Fields{