fix(relayer): Relayer paid gas (#14748)

taikoxyz · Sep 20, 2023 · b4cb3ff · b4cb3ff
1 parent 72702ef
commit b4cb3ff
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Showing 3 changed files with 12 additions and 1 deletion.
diff --git a/.github/workflows/relayer.yml b/.github/workflows/relayer.yml
@@ -61,6 +61,8 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v2
+        with:
+          ref: ${{ github.ref }}
 
       - name: Login to GCR
         uses: docker/login-action@v2

diff --git a/packages/relayer/processor/estimate_gas.go b/packages/relayer/processor/estimate_gas.go
@@ -2,13 +2,18 @@ package processor
 
 import (
 	"context"
+	"log/slog"
 	"math/big"
 
 	"github.com/ethereum/go-ethereum/accounts/abi/bind"
 	"github.com/pkg/errors"
 	"github.com/taikoxyz/taiko-mono/packages/relayer/bindings/bridge"
 )
 
+var (
+	gasPaddingAmt uint64 = 80000
+)
+
 func (p *Processor) estimateGas(
 	ctx context.Context, message bridge.IBridgeMessage, proof []byte) (uint64, *big.Int, error) {
 	auth, err := bind.NewKeyedTransactorWithChainID(p.ecdsaKey, message.DestChainId)
@@ -26,5 +31,7 @@ func (p *Processor) estimateGas(
 		return 0, nil, errors.Wrap(err, "p.destBridge.ProcessMessage")
 	}
 
-	return tx.Gas(), tx.Cost(), nil
+	slog.Info("estimated gas", "gas", tx.Gas(), "paddingAmt", gasPaddingAmt)
+
+	return tx.Gas() + gasPaddingAmt, tx.Cost(), nil
 }
diff --git a/packages/relayer/processor/process_message.go b/packages/relayer/processor/process_message.go
@@ -251,6 +251,8 @@ func (p *Processor) sendProcessMessageCall(
 			if err != nil {
 				return nil, errors.Wrap(err, "p.hardcodeGasLimit")
 			}
+		} else {
+			auth.GasLimit = gas
 		}
 	}