From 538f757701e9678b641d0ddc01465150d5d89141 Mon Sep 17 00:00:00 2001
From: Carson <carsonpcase@gmail.com>
Date: Fri, 16 Aug 2024 15:43:17 -0400
Subject: [PATCH] feat: require valid default config for LZ. Will replace this

---
 deployment-config/sei-eth-l1-08-08-24.json    | 10 +++----
 ...LayerZeroTellerWithMultiAssetSupport.s.sol | 28 ++++++++++++++++++-
 2 files changed, 32 insertions(+), 6 deletions(-)

diff --git a/deployment-config/sei-eth-l1-08-08-24.json b/deployment-config/sei-eth-l1-08-08-24.json
index 7200aa4..dffe844 100644
--- a/deployment-config/sei-eth-l1-08-08-24.json
+++ b/deployment-config/sei-eth-l1-08-08-24.json
@@ -2,7 +2,7 @@
     "protocolAdmin": "0x0000000000417626Ef34D62C4DC189b021603f2F",
 
     "boringVault":{
-        "boringVaultSalt": "0x1000000000000000000000000000000000000000000000000000000000000000",
+        "boringVaultSalt": "0x100000000000000000000000000000000000000000000000000000000000000a",
         "boringVaultName": "Sei Native Yield Nucleus Token", 
         "boringVaultSymbol": "seiyanETH",
     
@@ -10,13 +10,13 @@
     },
 
     "manager":{
-        "managerSalt": "0x2000000000000000000000000000000000000000000000000000000000000000",
+        "managerSalt": "0x200000000000000000000000000000000000000000000000000000000000000a",
 
         "address": "0x0000000000000000000000000000000000000000"
     },
     
     "accountant":{
-        "accountantSalt": "0x3000000000000000000000000000000000000000000000000000000000000000",
+        "accountantSalt": "0x300000000000000000000000000000000000000000000000000000000000000a",
         "payoutAddress": "0x0000000000417626Ef34D62C4DC189b021603f2F",
         "allowedExchangeRateChangeUpper": "10030",
         "allowedExchangeRateChangeLower": "9980",
@@ -27,7 +27,7 @@
     },
 
     "teller": {
-        "tellerSalt": "0x4000000000000000000000000000000000000000000000000000000000000000",
+        "tellerSalt": "0x400000000000000000000000000000000000000000000000000000000000000a",
         "maxGasForPeer": 200000,
         "minGasForPeer": 60000,
         "peerEid": 30280,
@@ -43,7 +43,7 @@
         "address": "0x0000000000000000000000000000000000000000"
     },
     "rolesAuthority": {
-        "rolesAuthoritySalt": "0x5000000000000000000000000000000000000000000000000000000000000000",
+        "rolesAuthoritySalt": "0x500000000000000000000000000000000000000000000000000000000000000a",
         "strategist": "0x0000000000417626Ef34D62C4DC189b021603f2F",
         "exchangeRateBot": "0x0000000000417626Ef34D62C4DC189b021603f2F",
 
diff --git a/script/deploy/single/05b_DeployMultiChainLayerZeroTellerWithMultiAssetSupport.s.sol b/script/deploy/single/05b_DeployMultiChainLayerZeroTellerWithMultiAssetSupport.s.sol
index b1287f6..59f46f7 100644
--- a/script/deploy/single/05b_DeployMultiChainLayerZeroTellerWithMultiAssetSupport.s.sol
+++ b/script/deploy/single/05b_DeployMultiChainLayerZeroTellerWithMultiAssetSupport.s.sol
@@ -7,9 +7,20 @@ import { MultiChainLayerZeroTellerWithMultiAssetSupport } from
 import { BaseScript } from "./../../Base.s.sol";
 import { stdJson as StdJson } from "@forge-std/StdJson.sol";
 import { ConfigReader } from "../../ConfigReader.s.sol";
-
+import {ILayerZeroEndpointV2} from "@layerzerolabs/lz-evm-protocol-v2/contracts/interfaces/ILayerZeroEndpointV2.sol";
 contract DeployMultiChainLayerZeroTellerWithMultiAssetSupport is BaseScript {
     using StdJson for string;
+    address dead = 0x000000000000000000000000000000000000dEaD;
+
+    struct UlnConfig {
+        uint64 confirmations;
+        // we store the length of required DVNs and optional DVNs instead of using DVN.length directly to save gas
+        uint8 requiredDVNCount; // 0 indicate DEFAULT, NIL_DVN_COUNT indicate NONE (to override the value of default)
+        uint8 optionalDVNCount; // 0 indicate DEFAULT, NIL_DVN_COUNT indicate NONE (to override the value of default)
+        uint8 optionalDVNThreshold; // (0, optionalDVNCount]
+        address[] requiredDVNs; // no duplicates. sorted an an ascending order. allowed overlap with optionalDVNs
+        address[] optionalDVNs; // no duplicates. sorted an an ascending order. allowed overlap with requiredDVNs
+    }
 
     function run() public returns (address teller) {
         return deploy(getConfig());
@@ -49,6 +60,21 @@ contract DeployMultiChainLayerZeroTellerWithMultiAssetSupport is BaseScript {
         );
         require(address(teller.endpoint()) == config.lzEndpoint, "OP Teller must have messenger set");
 
+        // check if the DVN is configured and print a message to the screen to inform the deployer if not.
+        ILayerZeroEndpointV2 endpoint = ILayerZeroEndpointV2(config.lzEndpoint);
+        address lib = endpoint.defaultSendLibrary(config.peerEid);
+        bytes memory configBytes = endpoint.getConfig(config.teller, lib, config.peerEid, 2);
+        UlnConfig memory ulnConfig = abi.decode(configBytes, (UlnConfig));
+
+        require(ulnConfig.confirmations != 0, "uln config confirmations cannot be 0");
+        uint8 numRequiredDVN = ulnConfig.requiredDVNCount;
+        uint8 numOptionalDVN = ulnConfig.optionalDVNCount;
+        for(uint i; i < numRequiredDVN; ++i){
+            require(ulnConfig.requiredDVNs[i] != dead, "uln config must not include dead");
+        }
+        for(uint i; i < numRequiredDVN; ++i){
+            require(ulnConfig.optionalDVNs[i] != dead, "uln config must not include dead");
+        }
         return address(teller);
     }
 }