feat(evm): allow pause from admin

Author: hussein-aitlahcen

evm/contracts/apps/ucs/03-zkgm/Zkgm.sol

@@ -663,7 +663,7 @@ contract UCS03Zkgm is
         uint64 timeoutTimestamp,
         bytes32 salt,
         Instruction calldata instruction
-    ) public {
+    ) public whenNotPaused {
         verifyInternal(channelId, 0, instruction);
         ibcHandler.sendPacket(
             channelId,
@@ -838,7 +838,7 @@ contract UCS03Zkgm is
         IBCPacket calldata packet,
         address relayer,
         bytes calldata relayerMsg
-    ) external virtual override onlyIBC returns (bytes memory) {
+    ) external virtual override onlyIBC whenNotPaused returns (bytes memory) {
         (bool success, bytes memory returnData) = address(this).call(
             abi.encodeCall(this.execute, (packet, relayer, relayerMsg))
         );
@@ -1245,7 +1245,7 @@ contract UCS03Zkgm is
         IBCPacket calldata ibcPacket,
         bytes calldata ack,
         address relayer
-    ) external virtual override onlyIBC {
+    ) external virtual override onlyIBC whenNotPaused {
         ZkgmPacket calldata zkgmPacket = ZkgmLib.decode(ibcPacket.data);
         if (ZkgmLib.isForwardedPacket(zkgmPacket.salt)) {
             bytes32 packetHash = IBCPacketLib.commitPacket(ibcPacket);
@@ -1467,7 +1467,7 @@ contract UCS03Zkgm is
     function onTimeoutPacket(
         IBCPacket calldata ibcPacket,
         address relayer
-    ) external virtual override onlyIBC {
+    ) external virtual override onlyIBC whenNotPaused {
         ZkgmPacket calldata zkgmPacket = ZkgmLib.decode(ibcPacket.data);
         if (ZkgmLib.isForwardedPacket(zkgmPacket.salt)) {
             bytes32 packetHash = IBCPacketLib.commitPacket(ibcPacket);

evm/contracts/clients/CometblsClient.sol

@@ -255,7 +255,7 @@ contract CometblsClient is
     function misbehaviour(
         uint32 clientId,
         bytes calldata clientMessageBytes
-    ) external override onlyIBC {
+    ) external override onlyIBC whenNotPaused {
         Misbehaviour calldata m = clientMessageBytes.decodeMisbehaviour();
         ClientState storage clientState = clientStates[clientId];
         bool fraud =
@@ -373,7 +373,13 @@ contract CometblsClient is
     function updateClient(
         uint32 clientId,
         bytes calldata clientMessageBytes
-    ) external override onlyIBC returns (ConsensusStateUpdate memory) {
+    )
+        external
+        override
+        onlyIBC
+        whenNotPaused
+        returns (ConsensusStateUpdate memory)
+    {
         ClientState storage clientState = clientStates[clientId];
 
         if (clientState.frozenHeight > 0) {
@@ -412,7 +418,7 @@ contract CometblsClient is
         bytes calldata proof,
         bytes calldata path,
         bytes calldata value
-    ) external virtual returns (bool) {
+    ) external virtual whenNotPaused returns (bool) {
         if (isFrozenImpl(clientId)) {
             revert CometblsClientLib.ErrClientFrozen();
         }
@@ -437,7 +443,7 @@ contract CometblsClient is
         uint64 height,
         bytes calldata proof,
         bytes calldata path
-    ) external virtual returns (bool) {
+    ) external virtual whenNotPaused returns (bool) {
         if (isFrozenImpl(clientId)) {
             revert CometblsClientLib.ErrClientFrozen();
         }
@@ -484,7 +490,7 @@ contract CometblsClient is
 
     function isFrozen(
         uint32 clientId
-    ) external view virtual returns (bool) {
+    ) external view virtual whenNotPaused returns (bool) {
         return isFrozenImpl(clientId);
     }
 
@@ -581,6 +587,14 @@ contract CometblsClient is
         address newImplementation
     ) internal override onlyOwner {}
 
+    function pause() public onlyOwner {
+        _pause();
+    }
+
+    function unpause() public onlyOwner {
+        _unpause();
+    }
+
     function _onlyIBC() internal view {
         if (msg.sender != ibcHandler) {
             revert CometblsClientLib.ErrNotIBC();

evm/contracts/clients/StateLensIcs23Ics23Client.sol

@@ -166,7 +166,13 @@ contract StateLensIcs23Ics23Client is
     function updateClient(
         uint32 clientId,
         bytes calldata clientMessageBytes
-    ) external override onlyIBC returns (ConsensusStateUpdate memory) {
+    )
+        external
+        override
+        onlyIBC
+        whenNotPaused
+        returns (ConsensusStateUpdate memory)
+    {
         Header calldata header;
         assembly {
             header := clientMessageBytes.offset
@@ -225,7 +231,7 @@ contract StateLensIcs23Ics23Client is
     function misbehaviour(
         uint32 clientId,
         bytes calldata clientMessageBytes
-    ) external override onlyIBC {
+    ) external override onlyIBC whenNotPaused {
         revert StateLensIcs23Ics23Lib.ErrInvalidMisbehaviour();
     }
 
@@ -235,7 +241,7 @@ contract StateLensIcs23Ics23Client is
         bytes calldata proof,
         bytes calldata path,
         bytes calldata value
-    ) external virtual returns (bool) {
+    ) external virtual whenNotPaused returns (bool) {
         if (isFrozenImpl(clientId)) {
             revert StateLensIcs23Ics23Lib.ErrClientFrozen();
         }
@@ -260,7 +266,7 @@ contract StateLensIcs23Ics23Client is
         uint64 height,
         bytes calldata proof,
         bytes calldata path
-    ) external virtual returns (bool) {
+    ) external virtual whenNotPaused returns (bool) {
         if (isFrozenImpl(clientId)) {
             revert StateLensIcs23Ics23Lib.ErrClientFrozen();
         }
@@ -307,7 +313,7 @@ contract StateLensIcs23Ics23Client is
 
     function isFrozen(
         uint32 clientId
-    ) external view virtual returns (bool) {
+    ) external view virtual whenNotPaused returns (bool) {
         return isFrozenImpl(clientId);
     }
 
@@ -322,6 +328,14 @@ contract StateLensIcs23Ics23Client is
         address newImplementation
     ) internal override onlyOwner {}
 
+    function pause() public onlyOwner {
+        _pause();
+    }
+
+    function unpause() public onlyOwner {
+        _unpause();
+    }
+
     function _onlyIBC() internal view {
         if (msg.sender != ibcHandler) {
             revert StateLensIcs23Ics23Lib.ErrNotIBC();

evm/contracts/clients/StateLensIcs23MptClient.sol

@@ -172,7 +172,13 @@ contract StateLensIcs23MptClient is
     function updateClient(
         uint32 clientId,
         bytes calldata clientMessageBytes
-    ) external override onlyIBC returns (ConsensusStateUpdate memory) {
+    )
+        external
+        override
+        onlyIBC
+        whenNotPaused
+        returns (ConsensusStateUpdate memory)
+    {
         Header calldata header;
         assembly {
             header := clientMessageBytes.offset
@@ -235,7 +241,7 @@ contract StateLensIcs23MptClient is
     function misbehaviour(
         uint32 clientId,
         bytes calldata clientMessageBytes
-    ) external override onlyIBC {
+    ) external override onlyIBC whenNotPaused {
         revert StateLensIcs23MptLib.ErrUnsupported();
     }
 
@@ -245,7 +251,7 @@ contract StateLensIcs23MptClient is
         bytes calldata proof,
         bytes calldata path,
         bytes calldata value
-    ) external virtual returns (bool) {
+    ) external virtual whenNotPaused returns (bool) {
         if (isFrozenImpl(clientId)) {
             revert StateLensIcs23MptLib.ErrClientFrozen();
         }
@@ -266,7 +272,7 @@ contract StateLensIcs23MptClient is
         uint64 height,
         bytes calldata proof,
         bytes calldata path
-    ) external virtual returns (bool) {
+    ) external virtual whenNotPaused returns (bool) {
         if (isFrozenImpl(clientId)) {
             revert StateLensIcs23MptLib.ErrClientFrozen();
         }
@@ -308,7 +314,7 @@ contract StateLensIcs23MptClient is
 
     function isFrozen(
         uint32 clientId
-    ) external view virtual returns (bool) {
+    ) external view virtual whenNotPaused returns (bool) {
         return isFrozenImpl(clientId);
     }
 
@@ -323,6 +329,14 @@ contract StateLensIcs23MptClient is
         address newImplementation
     ) internal override onlyOwner {}
 
+    function pause() public onlyOwner {
+        _pause();
+    }
+
+    function unpause() public onlyOwner {
+        _unpause();
+    }
+
     function _onlyIBC() internal view {
         if (msg.sender != ibcHandler) {
             revert StateLensIcs23MptLib.ErrNotIBC();

evm/contracts/clients/StateLensIcs23SmtClient.sol

@@ -304,6 +304,14 @@ contract StateLensIcs23SmtClient is
         address newImplementation
     ) internal override onlyOwner {}
 
+    function pause() public onlyOwner {
+        _pause();
+    }
+
+    function unpause() public onlyOwner {
+        _unpause();
+    }
+
     function _onlyIBC() internal view {
         if (msg.sender != ibcHandler) {
             revert StateLensIcs23SmtLib.ErrNotIBC();