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R4R: Fix bug of unordered channel (#6337) 

* fix unordered

* resolve conflicts
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Segue 2020-06-08 14:19:59 +08:00 committed by GitHub
parent cd94032c0e
commit 52d11acb45
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1 changed files with 7 additions and 0 deletions
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7
x/ibc/04-channel/keeper/packet.go
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@ -246,6 +246,13 @@ func (k Keeper) PacketExecuted(
}
if len(acknowledgement) > 0 || channel.Ordering == types.UNORDERED {
if _, found := k.GetPacketAcknowledgement(ctx, packet.GetDestPort(), packet.GetDestChannel(), packet.GetSequence()); found {
return sdkerrors.Wrapf(
types.ErrInvalidPacket,
"packet sequence (%d) already has been received", packet.GetSequence(),
)
}
k.SetPacketAcknowledgement(
ctx, packet.GetDestPort(), packet.GetDestChannel(), packet.GetSequence(),
types.CommitAcknowledgement(acknowledgement),