Cache the chainspec

* Update the commit hash of the tests

* Update the number of cached blocks in revive-dev-node

crates/node/src/node_implementations/substrate.rs

@@ -4,7 +4,7 @@ use std::{
     pin::Pin,
     process::{Command, Stdio},
     sync::{
-        Arc,
+        Arc, Mutex,
         atomic::{AtomicU32, Ordering},
     },
     time::Duration,
@@ -32,7 +32,7 @@ use futures::{FutureExt, Stream, StreamExt};
 use revive_common::EVMVersion;
 use revive_dt_common::fs::clear_directory;
 use revive_dt_format::traits::ResolverApi;
-use serde_json::json;
+use serde_json::{Value, json};
 use sp_core::crypto::Ss58Codec;
 use sp_runtime::AccountId32;
 
@@ -57,6 +57,9 @@ use crate::{
 
 static NODE_COUNT: AtomicU32 = AtomicU32::new(0);
 
+/// The number of blocks that should be cached by the revive-dev-node and the eth-rpc.
+const NUMBER_OF_CACHED_BLOCKS: u32 = 100_000;
+
 /// A node implementation for Substrate based chains. Currently, this supports either substrate
 /// or the revive-dev-node which is done by changing the path and some of the other arguments passed
 /// to the command.
@@ -138,6 +141,8 @@ impl SubstrateNode {
     }
 
     fn init(&mut self, _: Genesis) -> anyhow::Result<&mut Self> {
+        static CHAINSPEC_MUTEX: Mutex<Option<Value>> = Mutex::new(None);
+
         if !self.rpc_url.is_empty() {
             return Ok(self);
         }
@@ -156,12 +161,22 @@ impl SubstrateNode {
         let template_chainspec_path = self.base_directory.join(Self::CHAIN_SPEC_JSON_FILE);
 
         trace!("Creating the node genesis");
+        let chainspec_json = {
+            let mut chainspec_mutex = CHAINSPEC_MUTEX.lock().expect("Poisoned");
+            match chainspec_mutex.as_ref() {
+                Some(chainspec_json) => chainspec_json.clone(),
+                None => {
                     let chainspec_json = Self::node_genesis(
                         &self.node_binary,
                         &self.export_chainspec_command,
                         &self.wallet,
                     )
                     .context("Failed to prepare the chainspec command")?;
+                    *chainspec_mutex = Some(chainspec_json.clone());
+                    chainspec_json
+                }
+            }
+        };
 
         trace!("Writing the node genesis");
         serde_json::to_writer_pretty(
@@ -212,6 +227,8 @@ impl SubstrateNode {
                     .arg(u32::MAX.to_string())
                     .arg("--pool-kbytes")
                     .arg(u32::MAX.to_string())
+                    .arg("--state-pruning")
+                    .arg(NUMBER_OF_CACHED_BLOCKS.to_string())
                     .env("RUST_LOG", Self::SUBSTRATE_LOG_ENV)
                     .stdout(stdout_file)
                     .stderr(stderr_file);
@@ -252,9 +269,9 @@ impl SubstrateNode {
                     .arg("--rpc-max-connections")
                     .arg(u32::MAX.to_string())
                     .arg("--index-last-n-blocks")
-                    .arg(1_000u32.to_string())
+                    .arg(NUMBER_OF_CACHED_BLOCKS.to_string())
                     .arg("--cache-size")
-                    .arg(1_000u32.to_string())
+                    .arg(NUMBER_OF_CACHED_BLOCKS.to_string())
                     .env("RUST_LOG", Self::PROXY_LOG_ENV)
                     .stdout(stdout_file)
                     .stderr(stderr_file);