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feat: add NoopBlockchainTree (#4852)

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This commit is contained in:
Matthias Seitz
2023-09-29 14:16:27 +02:00
committed by GitHub
parent bbe54eb4d1
commit 3c681fa45e
4 changed files with 150 additions and 39 deletions
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43
examples/rpc-db/src/main.rs
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@ -20,23 +20,14 @@ use reth::{
use reth::rpc::builder::{
RethRpcModule, RpcModuleBuilder, RpcServerConfig, TransportRpcModuleConfig,
};
// Code which we'd ideally like to not need to import if you're only spinning up
// read-only parts of the API and do not require access to pending state or to
// EVM sims
use reth::{
beacon_consensus::BeaconConsensus,
blockchain_tree::{
BlockchainTree, BlockchainTreeConfig, ShareableBlockchainTree, TreeExternals,
},
revm::Factory as ExecutionFactory,
};
// Configuring the network parts, ideally also wouldn't ned to think about this.
use reth::{providers::test_utils::TestCanonStateSubscriptions, tasks::TokioTaskExecutor};
use myrpc_ext::{MyRpcExt, MyRpcExtApiServer};
use reth::{
blockchain_tree::noop::NoopBlockchainTree, providers::test_utils::TestCanonStateSubscriptions,
tasks::TokioTaskExecutor,
};
use std::{path::Path, sync::Arc};
use myrpc_ext::{MyRpcExt, MyRpcExtApiServer};
// Custom rpc extension
pub mod myrpc_ext;
@ -47,26 +38,10 @@ async fn main() -> eyre::Result<()> {
let spec = Arc::new(ChainSpecBuilder::mainnet().build());
let factory = ProviderFactory::new(db.clone(), spec.clone());
// 2. Setup blcokchain tree to be able to receive live notifs
// TODO: Make this easier to configure
let provider = {
let consensus = Arc::new(BeaconConsensus::new(spec.clone()));
let exec_factory = ExecutionFactory::new(spec.clone());
let externals = TreeExternals::new(db.clone(), consensus, exec_factory, spec.clone());
let tree_config = BlockchainTreeConfig::default();
let (canon_state_notification_sender, _receiver) =
tokio::sync::broadcast::channel(tree_config.max_reorg_depth() as usize * 2);
let tree = ShareableBlockchainTree::new(BlockchainTree::new(
externals,
canon_state_notification_sender,
tree_config,
None,
)?);
BlockchainProvider::new(factory, tree)?
};
// 2. Setup the blockchain provider using only the database provider and a noop for the tree to
// satisfy trait bounds. Tree is not used in this example since we are only operating on the
// disk and don't handle new blocks/live sync etc, which is done by the blockchain tree.
let provider = BlockchainProvider::new(factory, NoopBlockchainTree::default())?;
let rpc_builder = RpcModuleBuilder::default()
.with_provider(provider.clone())