feat(provider): modify provider traits for new types, impl alloy prov…

…ider

crates/provider/Cargo.toml

@@ -8,20 +8,26 @@ repository.workspace = true
 publish = false
 
 [dependencies]
+rundler-contracts = { path = "../contracts" }
 rundler-types = { path = "../types" }
 rundler-utils = { path = "../utils" }
 
+alloy-consensus.workspace = true
+alloy-contract.workspace = true
+alloy-json-rpc.workspace = true
+alloy-primitives = { workspace = true, features = ["rand"] }
+alloy-provider = { workspace = true, features = ["debug-api", "hyper"] }
+alloy-rlp.workspace = true
+alloy-rpc-types-eth.workspace = true
+alloy-rpc-types-trace.workspace = true
+alloy-sol-types.workspace = true
+alloy-transport.workspace = true
+
 anyhow.workspace = true
 async-trait.workspace = true
-auto_impl = "1.2.0"
-ethers.workspace = true
-metrics.workspace = true
-reqwest.workspace = true
-serde.workspace = true
-tokio.workspace = true
+auto_impl.workspace = true
 thiserror.workspace = true
 tracing.workspace = true
-parse-display.workspace = true
 
 mockall = {workspace = true, optional = true }
 

crates/provider/src/alloy/entry_point/arbitrum.rs

@@ -0,0 +1,55 @@
+// This file is part of Rundler.
+//
+// Rundler is free software: you can redistribute it and/or modify it under the
+// terms of the GNU Lesser General Public License as published by the Free Software
+// Foundation, either version 3 of the License, or (at your option) any later version.
+//
+// Rundler is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+// without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+// See the GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along with Rundler.
+// If not, see https://www.gnu.org/licenses/.
+
+use alloy_primitives::{Address, Bytes};
+use alloy_provider::Provider as AlloyProvider;
+use alloy_sol_types::sol;
+use alloy_transport::Transport;
+
+use crate::ProviderResult;
+
+// From https://github.com/OffchainLabs/nitro-contracts/blob/fbbcef09c95f69decabaced3da683f987902f3e2/src/node-interface/NodeInterface.sol#L112
+sol! {
+    #[sol(rpc)]
+    interface NodeInterface {
+        function gasEstimateL1Component(
+            address to,
+            bool contractCreation,
+            bytes calldata data
+        )
+            external
+            payable
+            returns (
+                uint64 gasEstimateForL1,
+                uint256 baseFee,
+                uint256 l1BaseFeeEstimate
+            );
+    }
+}
+
+pub(crate) async fn estimate_l1_gas<AP: AlloyProvider<T>, T: Transport + Clone>(
+    provider: AP,
+    oracle_address: Address,
+    to_address: Address,
+    data: Bytes,
+) -> ProviderResult<u128> {
+    let inst = NodeInterface::NodeInterfaceInstance::new(oracle_address, provider);
+
+    // assume contract creation
+    let ret = inst
+        .gasEstimateL1Component(to_address, true, data)
+        .call()
+        .await?;
+
+    Ok(ret.gasEstimateForL1 as u128)
+}