feat: update genesis for holesky (#4773)

bin/reth/src/dirs.rs

@@ -10,14 +10,9 @@ use std::{
 
 /// Constructs a string to be used as a path for configuration and db paths.
 pub fn config_path_prefix(chain: Chain) -> String {
-    if chain == Chain::mainnet() {
+    match chain {
-        "mainnet".to_string()
+        Chain::Named(name) => name.to_string(),
-    } else if chain == Chain::goerli() {
+        Chain::Id(id) => id.to_string(),
-        "goerli".to_string()
-    } else if chain == Chain::sepolia() {
-        "sepolia".to_string()
-    } else {
-        chain.id().to_string()
     }
 }
 
@@ -325,4 +320,19 @@ mod tests {
         let path = path.unwrap_or_chain_default(Chain::mainnet());
         assert!(path.as_ref().ends_with("my/path/to/datadir"), "{:?}", path);
     }
+
+    #[test]
+    fn test_maybe_testnet_datadir_path() {
+        let path = MaybePlatformPath::<DataDirPath>::default();
+        let path = path.unwrap_or_chain_default(Chain::goerli());
+        assert!(path.as_ref().ends_with("reth/goerli"), "{:?}", path);
+
+        let path = MaybePlatformPath::<DataDirPath>::default();
+        let path = path.unwrap_or_chain_default(Chain::holesky());
+        assert!(path.as_ref().ends_with("reth/holesky"), "{:?}", path);
+
+        let path = MaybePlatformPath::<DataDirPath>::default();
+        let path = path.unwrap_or_chain_default(Chain::sepolia());
+        assert!(path.as_ref().ends_with("reth/sepolia"), "{:?}", path);
+    }
 }

crates/primitives/res/genesis/holesky.json

@@ -1,10 +1,10 @@
 {
   "nonce": "0x1234",
-  "timestamp": "1694786100",
+  "timestamp": "1695902100",
   "extraData": "",
   "gasLimit": "0x17D7840",
   "difficulty": "0x01",
-  "mixhash": "0x0000000000000000000000000000000000000000000000000000000000000000",
+  "mixHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
   "coinbase": "0x0000000000000000000000000000000000000000",
   "stateRoot": "0x69d8c9d72f6fa4ad42d4702b433707212f90db395eb54dc20bc85de253788783",
   "alloc": {

crates/primitives/src/chain/spec.rs

@@ -164,10 +164,10 @@ pub static HOLESKY: Lazy<Arc<ChainSpec>> = Lazy::new(|| {
         genesis: serde_json::from_str(include_str!("../../res/genesis/holesky.json"))
             .expect("Can't deserialize Holesky genesis json"),
         genesis_hash: Some(H256(hex!(
-            "fd91bb7c01ae3f608b4d176078ca72bc7846791fdc02324481ca315ede4c9246"
+            "b5f7f912443c940f21fd611f12828d75b534364ed9e95ca4e307729a4661bde4"
         ))),
         paris_block_and_final_difficulty: Some((0, U256::from(1))),
-        fork_timestamps: ForkTimestamps::default().shanghai(1694790240),
+        fork_timestamps: ForkTimestamps::default().shanghai(1696000704),
         hardforks: BTreeMap::from([
             (Hardfork::Frontier, ForkCondition::Block(0)),
             (Hardfork::Homestead, ForkCondition::Block(0)),
@@ -183,9 +183,9 @@ pub static HOLESKY: Lazy<Arc<ChainSpec>> = Lazy::new(|| {
             (Hardfork::London, ForkCondition::Block(0)),
             (
                 Hardfork::Paris,
-                ForkCondition::TTD { fork_block: None, total_difficulty: U256::ZERO },
+                ForkCondition::TTD { fork_block: Some(0), total_difficulty: U256::ZERO },
             ),
-            (Hardfork::Shanghai, ForkCondition::Timestamp(1694790240)),
+            (Hardfork::Shanghai, ForkCondition::Timestamp(1696000704)),
         ]),
         deposit_contract: Some(DepositContract::new(
             H160(hex!("4242424242424242424242424242424242424242")),
@@ -839,7 +839,7 @@ pub enum ForkCondition {
         /// The block number at which TTD is reached, if it is known.
         ///
         /// This should **NOT** be set unless you want this block advertised as [EIP-2124][eip2124]
-        /// `FORK_NEXT`. This is currently only the case for Sepolia.
+        /// `FORK_NEXT`. This is currently only the case for Sepolia and Holesky.
         ///
         /// [eip2124]: https://eips.ethereum.org/EIPS/eip-2124
         fork_block: Option<BlockNumber>,