From ecb9cc543513e61ae9efbdfb17cacda87ce3f70d Mon Sep 17 00:00:00 2001
From: Daniel Wang <99078276+dantaik@users.noreply.github.com>
Date: Sat, 24 Dec 2022 15:19:10 +0800
Subject: [PATCH] feat(protocol): invalidBlock must from golden touch address
 with 0 gasprice (#482)

---
 packages/protocol/contracts/L2/TaikoL2.sol    |  7 ++++++
 .../test/genesis/generate_genesis.test.sh     |  2 --
 .../test/genesis/generate_genesis.test.ts     | 22 +++++++++++++++++--
 3 files changed, 27 insertions(+), 4 deletions(-)

diff --git a/packages/protocol/contracts/L2/TaikoL2.sol b/packages/protocol/contracts/L2/TaikoL2.sol
index 68f4be6a518..1daa811e8bf 100644
--- a/packages/protocol/contracts/L2/TaikoL2.sol
+++ b/packages/protocol/contracts/L2/TaikoL2.sol
@@ -14,6 +14,7 @@ import "@openzeppelin/contracts/security/ReentrancyGuard.sol";
 
 import "../common/AddressResolver.sol";
 import "../common/IHeaderSync.sol";
+import "../libs/LibAnchorSignature.sol";
 import "../libs/LibInvalidTxList.sol";
 import "../libs/LibConstants.sol";
 import "../libs/LibTxDecoder.sol";
@@ -96,6 +97,12 @@ contract TaikoL2 is AddressResolver, ReentrancyGuard, IHeaderSync {
         LibInvalidTxList.Reason hint,
         uint256 txIdx
     ) external {
+        require(
+            msg.sender == LibAnchorSignature.K_GOLDEN_TOUCH_ADDRESS,
+            "L2:sender"
+        );
+        require(tx.gasprice == 0, "L2:gasPrice");
+
         LibInvalidTxList.Reason reason = LibInvalidTxList.isTxListInvalid({
             encoded: txList,
             hint: hint,
diff --git a/packages/protocol/test/genesis/generate_genesis.test.sh b/packages/protocol/test/genesis/generate_genesis.test.sh
index e7cc7416a74..97dd5112843 100755
--- a/packages/protocol/test/genesis/generate_genesis.test.sh
+++ b/packages/protocol/test/genesis/generate_genesis.test.sh
@@ -34,8 +34,6 @@ echo '
     "istanbulBlock": 0,
     "muirGlacierBlock": 0,
     "berlinBlock": 0,
-    "londonBlock": 0,
-    "arrowGlacierBlock": 0,
     "clique": {
       "period": 0,
       "epoch": 30000
diff --git a/packages/protocol/test/genesis/generate_genesis.test.ts b/packages/protocol/test/genesis/generate_genesis.test.ts
index 42856a22df4..d7721e37cc5 100644
--- a/packages/protocol/test/genesis/generate_genesis.test.ts
+++ b/packages/protocol/test/genesis/generate_genesis.test.ts
@@ -180,10 +180,28 @@ action("Generate Genesis", function () {
 
             const [bytes, txNums] = await generateMaxSizeInvalidTxList(TaikoL2);
 
-            const tx = await TaikoL2.invalidateBlock(
+            await expect(
+                TaikoL2.invalidateBlock(
+                    bytes,
+                    5, // hint: TX_INVALID_SIG
+                    0
+                )
+            ).to.be.revertedWith("L2:sender")
+
+            const taikoL2WithGoldenTouchSigner = new hre.ethers.Contract(
+                TaikoL2Alloc.address,
+                require("../../artifacts/contracts/L2/TaikoL2.sol/TaikoL2.json").abi,
+                new hre.ethers.Wallet(
+                    "92954368afd3caa1f3ce3ead0069c1af414054aefe1ef9aeacc1bf426222ce38",
+                    provider
+                )
+            )
+
+            const tx = await taikoL2WithGoldenTouchSigner.invalidateBlock(
                 bytes,
                 5, // hint: TX_INVALID_SIG
-                0
+                0,
+                { gasPrice: 0 }
             );
 
             const receipt = await tx.wait();