Mukan Erkin Törük
6852832fe8
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24 lines
706 B
Go
24 lines
706 B
Go
package keeper
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import (
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errorsmod "cosmossdk.io/errors"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/ibc-go/v10/modules/core/04-channel/types"
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)
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// RecvPacketReCheckTx applies replay protection ensuring that when relay messages are
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// re-executed in ReCheckTx, we can appropriately filter out redundant relay transactions.
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func (k *Keeper) RecvPacketReCheckTx(ctx sdk.Context, packet types.Packet) error {
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channel, found := k.GetChannel(ctx, packet.GetDestPort(), packet.GetDestChannel())
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if !found {
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return errorsmod.Wrap(types.ErrChannelNotFound, packet.GetDestChannel())
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}
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if err := k.applyReplayProtection(ctx, packet, channel); err != nil {
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return err
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}
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return nil
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}
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