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Eth API: fail when requesting future epochs.

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This commit is contained in:
Raúl Kripalani 2023-03-08 20:49:28 +00:00 committed by Jennifer Wang
parent 5df2af5189
commit a0821506bc
1 changed files with 3 additions and 0 deletions
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3
node/impl/full/eth.go
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@ -254,6 +254,9 @@ func (a *EthModule) parseBlkParam(ctx context.Context, blkParam string, strict b
if err != nil {
return nil, fmt.Errorf("cannot parse block number: %v", err)
}
if abi.ChainEpoch(num) > head.Height()-1 {
return nil, fmt.Errorf("requested a future epoch (beyond 'latest')")
}
ts, err := a.Chain.GetTipsetByHeight(ctx, abi.ChainEpoch(num), nil, true)
if err != nil {
return nil, fmt.Errorf("cannot get tipset at height: %v", num)