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Merge pull request #4903 from filecoin-project/asr/delete-fix

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Tweak handling of bad beneficaries in DeleteActor
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Łukasz Magiera 2020-11-18 11:09:39 +01:00 committed by GitHub
commit 09c996d572
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1 changed files with 12 additions and 2 deletions
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14
chain/vm/runtime.go
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@ -281,9 +281,19 @@ func (rt *Runtime) DeleteActor(beneficiary address.Address) {
panic(aerrors.Fatalf("failed to get actor: %s", err))
}
if !act.Balance.IsZero() {
if beneficiary == rt.Receiver() && rt.NetworkVersion() >= network.Version7 {
rt.Abortf(exitcode.SysErrorIllegalArgument, "benefactor cannot be beneficiary")
// TODO: Should be safe to drop the version-check,
// since only the paych actor called this pre-version 7, but let's leave it for now
if rt.NetworkVersion() >= network.Version7 {
beneficiaryId, found := rt.ResolveAddress(beneficiary)
if !found {
rt.Abortf(exitcode.SysErrorIllegalArgument, "beneficiary doesn't exist")
}
if beneficiaryId == rt.Receiver() {
rt.Abortf(exitcode.SysErrorIllegalArgument, "benefactor cannot be beneficiary")
}
}
// Transfer the executing actor's balance to the beneficiary
if err := rt.vm.transfer(rt.Receiver(), beneficiary, act.Balance); err != nil {
panic(aerrors.Fatalf("failed to transfer balance to beneficiary actor: %s", err))