Burn fees instead of giving them to validators

scrtlabs · Aug 22, 2023 · 9296e09 · 9296e09
1 parent ea64f27
commit 9296e09
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Showing 2 changed files with 8 additions and 0 deletions.
diff --git a/x/auth/ante/fee.go b/x/auth/ante/fee.go
@@ -139,5 +139,11 @@ func DeductFees(bankKeeper types.BankKeeper, ctx sdk.Context, acc types.AccountI
 		return sdkerrors.Wrapf(sdkerrors.ErrInsufficientFunds, err.Error())
 	}
 
+	// Added custom code to just burn the TX fees rather than add them to the pool
+	err = bankKeeper.BurnCoins(ctx, types.FeeCollectorName, fees)
+	if err != nil {
+		return sdkerrors.Wrapf(sdkerrors.ErrInvalidCoins, err.Error())
+	}
+
 	return nil
 }
diff --git a/x/auth/types/expected_keepers.go b/x/auth/types/expected_keepers.go
@@ -7,4 +7,6 @@ import (
 // BankKeeper defines the contract needed for supply related APIs (noalias)
 type BankKeeper interface {
 	SendCoinsFromAccountToModule(ctx sdk.Context, senderAddr sdk.AccAddress, recipientModule string, amt sdk.Coins) error
+
+	BurnCoins(ctx sdk.Context, moduleName string, amt sdk.Coins) error
 }