feat(its): prevent deploy token manager on its hub

axelarnetwork · Nov 7, 2024 · 5fb0042 · 5fb0042
1 parent 476e272
commit 5fb0042
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diff --git a/contracts/InterchainTokenService.sol b/contracts/InterchainTokenService.sol
@@ -787,6 +787,9 @@ contract InterchainTokenService is
 
         // Check whether the ITS call should be routed via ITS hub for this destination chain
         if (keccak256(abi.encodePacked(destinationAddress)) == ITS_HUB_ROUTING_IDENTIFIER_HASH) {
+            // Prevent deploy token manager to be usable on ITS hub
+            if (_getMessageType(payload) == MESSAGE_TYPE_DEPLOY_TOKEN_MANAGER) revert NotSupported();
+
             // Wrap ITS message in an ITS Hub message
             payload = abi.encode(MESSAGE_TYPE_SEND_TO_HUB, destinationChain, payload);
             destinationChain = ITS_HUB_CHAIN_NAME;

diff --git a/contracts/interfaces/IInterchainTokenService.sol b/contracts/interfaces/IInterchainTokenService.sol
@@ -50,6 +50,7 @@ interface IInterchainTokenService is
     error CannotDeployRemotelyToSelf();
     error InvalidPayload();
     error GatewayCallFailed(bytes data);
+    error NotSupported();
 
     event InterchainTransfer(
         bytes32 indexed tokenId,