chore: add fs-util::open (paradigmxyz#12911)

crates/cli/commands/src/init_state/mod.rs

@@ -11,7 +11,7 @@ use reth_provider::{
     BlockNumReader, DatabaseProviderFactory, StaticFileProviderFactory, StaticFileWriter,
 };
 
-use std::{fs::File, io::BufReader, path::PathBuf, str::FromStr};
+use std::{io::BufReader, path::PathBuf, str::FromStr};
 use tracing::info;
 
 pub mod without_evm;
@@ -115,8 +115,7 @@ impl<C: ChainSpecParser<ChainSpec: EthChainSpec + EthereumHardforks>> InitStateC
 
         info!(target: "reth::cli", "Initiating state dump");
 
-        let file = File::open(self.state)?;
-        let reader = BufReader::new(file);
+        let reader = BufReader::new(reth_fs_util::open(self.state)?);
 
         let hash = init_from_state_dump(reader, &provider_rw, config.stages.etl)?;
 

crates/fs-util/src/lib.rs

@@ -210,6 +210,12 @@ impl FsPathError {
     }
 }
 
+/// Wrapper for [`File::open`].
+pub fn open(path: impl AsRef<Path>) -> Result<File> {
+    let path = path.as_ref();
+    File::open(path).map_err(|err| FsPathError::open(err, path))
+}
+
 /// Wrapper for `std::fs::read_to_string`
 pub fn read_to_string(path: impl AsRef<Path>) -> Result<String> {
     let path = path.as_ref();

crates/optimism/cli/Cargo.toml

@@ -26,6 +26,7 @@ reth-execution-types.workspace = true
 reth-node-core.workspace = true
 reth-optimism-node.workspace = true
 reth-primitives.workspace = true
+reth-fs-util.workspace = true
 
 # so jemalloc metrics can be included
 reth-node-metrics.workspace = true

crates/optimism/cli/src/commands/init_state.rs

@@ -11,7 +11,7 @@ use reth_provider::{
     BlockNumReader, ChainSpecProvider, DatabaseProviderFactory, StaticFileProviderFactory,
     StaticFileWriter,
 };
-use std::{fs::File, io::BufReader};
+use std::io::BufReader;
 use tracing::info;
 
 /// Initializes the database with the genesis block.
@@ -70,7 +70,7 @@ impl<C: ChainSpecParser<ChainSpec = OpChainSpec>> InitStateCommandOp<C> {
 
         info!(target: "reth::cli", "Initiating state dump");
 
-        let reader = BufReader::new(File::open(self.init_state.state)?);
+        let reader = BufReader::new(reth_fs_util::open(self.init_state.state)?);
         let hash = init_from_state_dump(reader, &provider_rw, config.stages.etl)?;
 
         provider_rw.commit()?;