feat(examples): multicall3 preinstall

bin/opt8n/src/main.rs

@@ -13,6 +13,8 @@ use opt8n::Opt8n;
 pub struct Args {
     #[command(subcommand)]
     pub command: Commands,
+    #[command(flatten)]
+    pub node_args: NodeArgs,
 }
 
 #[derive(Parser, Clone, Debug)]
@@ -44,27 +46,26 @@ impl Commands {
 
 #[derive(Parser, Clone, Debug)]
 pub struct Opt8nArgs {
-    #[command(flatten)]
-    pub node_args: NodeArgs,
-    #[clap(short, long, help = "Output file for the execution test fixture")]
+    #[clap(long, help = "Output file for the execution test fixture")]
     pub output: PathBuf,
-    #[clap(short, long, help = "Path to genesis state")]
+    #[clap(long, help = "Path to genesis state")]
     pub genesis: Option<PathBuf>,
 }
 
 #[tokio::main]
 async fn main() -> eyre::Result<()> {
     color_eyre::install()?;
     let args = Args::parse();
+    let node_args = args.node_args.clone();
     let opt8n_args = args.command.get_opt8n_args();
 
-    let evm_options = &opt8n_args.node_args.evm_opts;
+    let evm_options = node_args.evm_opts.clone();
     let forking = evm_options.fork_url.as_ref().map(|fork_url| Forking {
         json_rpc_url: Some(fork_url.url.clone()),
         block_number: evm_options.fork_block_number,
     });
 
-    let node_config = opt8n_args.node_args.clone().into_node_config();
+    let node_config = node_args.clone().into_node_config();
     let mut opt8n = Opt8n::new(
         Some(node_config),
         forking,

examples/exec-scripts/Justfile

@@ -15,11 +15,17 @@ forge-updates:
 # Generates all execution test fixtures for scripts in this project
 gen fork_url: install-opt8n forge-updates
   just gen-weth9 {{fork_url}}
+  just gen-governance-token {{fork_url}}
+  just gen-multicall3 {{fork_url}}
 
 # Generates the execution test fixture for the weth9 precompile script
 gen-weth9 fork_url: install-opt8n forge-updates
-  opt8n --output ../../fixtures/execution/Weth9Precompile.json --fork-url {{fork_url}} script Weth9Precompile
+  opt8n --fork-url {{fork_url}} script --output ../../fixtures/execution/Weth9Precompile.json Weth9Precompile
 
 # Generates the execution test fixture for the governance token precompile script
 gen-governance-token fork_url: install-opt8n forge-updates
-  opt8n --output ../../fixtures/execution/GovernanceTokenPrecompile.json --fork-url {{fork_url}} script GovernanceTokenPrecompile
+  opt8n --fork-url {{fork_url}} script --output ../../fixtures/execution/GovernanceTokenPrecompile.json GovernanceTokenPrecompile
+
+# Generates the execution test fixture for the multicall3 preinstall script
+gen-multicall3 fork_url: install-opt8n forge-updates
+  opt8n --fork-url {{fork_url}} script --output ../../fixtures/execution/Multicall3Preinstall.json Multicall3Preinstall

examples/exec-scripts/script/Multicall3Preinstall.s.sol

@@ -0,0 +1,52 @@
+// SPDX-License-Identifier: UNLICENSED
+pragma solidity ^0.8.13;
+
+import {Script} from "forge-std/Script.sol";
+import { StdAssertions } from "forge-std/StdAssertions.sol";
+
+interface Multicall3 {
+  struct Call3 {
+      address target;
+      bool allowFailure;
+      bytes callData;
+  }
+
+  struct Result {
+      bool success;
+      bytes returnData;
+  }
+
+  function aggregate3(Call3[] calldata calls) external payable returns (Result[] memory returnData);
+}
+
+interface GovernanceToken {
+  function name() external view returns (string memory);
+  function approve(address spender, uint256 amount) external returns (bool);
+  function allowance(address owner, address spender) external view returns (uint256);
+}
+
+contract Multicall3Preinstall is Script, StdAssertions {
+  Multicall3 constant MULTICALL = Multicall3(address(0xcA11bde05977b3631167028862bE2a173976CA11));
+  GovernanceToken constant TOKEN = GovernanceToken(address(0x4200000000000000000000000000000000000042));
+
+  function setUp() public {}
+
+  function run() public {
+    Multicall3.Call3[] memory calls = new Multicall3.Call3[](2);
+    calls[0] = Multicall3.Call3({
+      target: address(TOKEN),
+      allowFailure: false,
+      callData: abi.encodeWithSelector(TOKEN.name.selector)
+    });
+    calls[1] = Multicall3.Call3({
+      target: address(TOKEN),
+      allowFailure: false,
+      callData: abi.encodeWithSelector(TOKEN.allowance.selector, msg.sender, address(0xdeadeee))
+    });
+
+    vm.broadcast();
+    Multicall3.Result[] memory results = MULTICALL.aggregate3(calls);
+    assertEq(string(abi.decode(results[0].returnData, (string))), "Optimism");
+    assertEq(abi.decode(results[1].returnData, (uint256)), 0);
+  }
+}

fixtures/execution/Multicall3Preinstall.json

@@ -0,0 +1,67 @@
+{
+  "env": {
+    "currentCoinbase": "0x0000000000000000000000000000000000000000",
+    "currentDifficulty": "0xa007e14f44c625904d7d47039486877e86e12a89d546e0e1a362a2fb17b79c3a",
+    "currentGasLimit": "0x1c9c380",
+    "previousHash": "0xf5f42bdf56f344c59a1580cfa8fed74f1f68800f5f38499bd241bbe1b6cdfcb5",
+    "currentNumber": "0x75a1d8c",
+    "currentTimestamp": "0x66a814d1"
+  },
+  "alloc": {
+    "0x0000000000000000000000000000000000000000": {
+      "balance": "0x117b08b474fb13e6",
+      "nonce": 3
+    },
+    "0xa0ee7a142d267c1f36714e4a8f75612f20a79720": {
+      "balance": "0x21e19e0c9bab2400000"
+    }
+  },
+  "outAlloc": {
+    "0x0000000000000000000000000000000000000000": {
+      "balance": "0x117b08b62b56a1e1"
+    },
+    "0xa0ee7a142d267c1f36714e4a8f75612f20a79720": {
+      "balance": "0x21e19e0c9b67a535d1a",
+      "nonce": 1
+    }
+  },
+  "txs": [
+    {
+      "EIP1559": {
+        "chainId": "0xa",
+        "nonce": "0x0",
+        "gasLimit": "0xd2c9",
+        "maxFeePerGas": "0xca207",
+        "maxPriorityFeePerGas": "0x30a9b",
+        "to": "0xca11bde05977b3631167028862be2a173976ca11",
+        "value": "0x0",
+        "accessList": [],
+        "input": "0x82ad56cb00000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000e0000000000000000000000000420000000000000000000000000000000000004200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000060000000000000000000000000000000000000000000000000000000000000000406fdde03000000000000000000000000000000000000000000000000000000000000000000000000000000004200000000000000000000000000000000000042000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000600000000000000000000000000000000000000000000000000000000000000044dd62ed3e000000000000000000000000a0ee7a142d267c1f36714e4a8f75612f20a79720000000000000000000000000000000000000000000000000000000000deadeee00000000000000000000000000000000000000000000000000000000",
+        "r": "0xa2d599599aada7d2cb5a1055efff0614c7de127c5fb4f5a17f760ff861f341eb",
+        "s": "0x14054c7a37b36f18aa9e8e08258277e796d1d84a639a14dbb365fa96474f5a03",
+        "yParity": "0x1",
+        "hash": "0x127f6f00923b31b9cf117cd336490d6cef58808b57e399a6d91c62e3d1a0d43d"
+      }
+    }
+  ],
+  "result": {
+    "stateRoot": "0x0000000000000000000000000000000000000000000000000000000000000000",
+    "txRoot": "0xb2ca306b0c8561be7b461cd9f6443e81fa97d5bf9309f86a4505bae9e9cedd2b",
+    "receiptRoot": "0x8a2435e8a304d276ee6bebb6c6d815d4c35d91446233d5cec6f4636ce6dbd79b",
+    "logsBloom": "0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
+    "receipts": [
+      {
+        "root": "0x0000000000000000000000000000000000000000000000000000000000000000",
+        "transactionHash": "0x127f6f00923b31b9cf117cd336490d6cef58808b57e399a6d91c62e3d1a0d43d",
+        "gasUsed": "0x9021",
+        "blockHash": "0x42d589c3e9bc18c0b27d61d36fea48714c3ac56b59122d6093128f53c3f1a5e3",
+        "transactionIndex": "0x0",
+        "type": "0x2",
+        "status": "0x1",
+        "cumulativeGasUsed": "0x9021",
+        "logs": [],
+        "logsBloom": "0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"
+      }
+    ]
+  }
+}