rpc and bin moved to its own crates

rpc/Cargo.toml

@@ -0,0 +1,19 @@
+[package]
+description = "Ethcore jsonrpc"
+name = "ethcore-rpc"
+version = "0.1.0"
+license = "GPL-3.0"
+authors = ["Marek Kotewicz <marek.kotewicz@gmail.com"]
+
+[lib]
+
+[dependencies]
+rustc-serialize = "0.3"
+serde = "0.6.7"
+serde_macros = "0.6.10"
+serde_json = "0.6.0"
+jsonrpc-core = "1.0"
+jsonrpc-http-server = "1.0"
+ethcore-util = { path = "../util" }
+ethcore = { path = ".." }
+

rpc/src/impls/eth.rs

@@ -0,0 +1,96 @@
+use std::sync::Arc;
+use rustc_serialize::hex::ToHex;
+use util::hash::*;
+use ethcore::client::*;
+use jsonrpc_core::*;
+use traits::{Eth, EthFilter};
+
+pub struct EthClient {
+	client: Arc<Client>,
+}
+
+impl EthClient {
+	pub fn new(client: Arc<Client>) -> Self {
+		EthClient {
+			client: client
+		}
+	}
+}
+
+impl Eth for EthClient {
+	fn protocol_version(&self, params: Params) -> Result<Value, Error> {
+		match params {
+			Params::None => Ok(Value::U64(63)),
+			_ => Err(Error::invalid_params())
+		}
+	}
+
+	fn author(&self, params: Params) -> Result<Value, Error> {
+		match params {
+			Params::None => Ok(Value::String(Address::new().to_hex())),
+			_ => Err(Error::invalid_params())
+		}
+	}
+
+	fn gas_price(&self, params: Params) -> Result<Value, Error> {
+		match params {
+			Params::None => Ok(Value::U64(0)),
+			_ => Err(Error::invalid_params())
+		}
+	}
+
+	fn block_number(&self, params: Params) -> Result<Value, Error> {
+		match params {
+			Params::None => Ok(Value::U64(self.client.chain_info().best_block_number)),
+			_ => Err(Error::invalid_params())
+		}
+	}
+
+	fn is_mining(&self, params: Params) -> Result<Value, Error> {
+		match params {
+			Params::None => Ok(Value::Bool(false)),
+			_ => Err(Error::invalid_params())
+		}
+	}
+
+	fn hashrate(&self, params: Params) -> Result<Value, Error> {
+		match params {
+			Params::None => Ok(Value::U64(0)),
+			_ => Err(Error::invalid_params())
+		}
+	}
+
+	fn block_transaction_count(&self, _: Params) -> Result<Value, Error> {
+		Ok(Value::U64(0))
+	}
+
+	fn block(&self, _: Params) -> Result<Value, Error> {
+		Ok(Value::Null)
+	}
+}
+
+pub struct EthFilterClient {
+	client: Arc<Client>
+}
+
+impl EthFilterClient {
+	pub fn new(client: Arc<Client>) -> Self {
+		EthFilterClient {
+			client: client
+		}
+	}
+}
+
+impl EthFilter for EthFilterClient {
+	fn new_block_filter(&self, _params: Params) -> Result<Value, Error> {
+		Ok(Value::U64(0))
+	}
+
+	fn new_pending_transaction_filter(&self, _params: Params) -> Result<Value, Error> {
+		Ok(Value::U64(1))
+	}
+
+	fn filter_changes(&self, _: Params) -> Result<Value, Error> {
+		Ok(Value::Array(vec![Value::String(self.client.chain_info().best_block_hash.to_hex())]))
+	}
+}

rpc/src/impls/mod.rs

@@ -0,0 +1,8 @@
+//! Ethereum rpc interface implementation.
+mod web3;
+mod eth;
+mod net;
+
+pub use self::web3::Web3Client;
+pub use self::eth::{EthClient, EthFilterClient};
+pub use self::net::NetClient;

rpc/src/impls/net.rs

@@ -0,0 +1,19 @@
+//! Net rpc implementation.
+use jsonrpc_core::*;
+use traits::Net;
+
+pub struct NetClient;
+
+impl NetClient {
+	pub fn new() -> Self { NetClient }
+}
+
+impl Net for NetClient {
+	fn version(&self, _: Params) -> Result<Value, Error> {
+		Ok(Value::U64(63))
+	}
+
+	fn peer_count(&self, _params: Params) -> Result<Value, Error> {
+		Ok(Value::U64(0))
+	}
+}

rpc/src/impls/web3.rs

@@ -0,0 +1,17 @@
+use jsonrpc_core::*;
+use traits::Web3;
+
+pub struct Web3Client;
+
+impl Web3Client {
+	pub fn new() -> Self { Web3Client }
+}
+
+impl Web3 for Web3Client {
+	fn client_version(&self, params: Params) -> Result<Value, Error> {
+		match params {
+			Params::None => Ok(Value::String("parity/0.1.0/-/rust1.7-nightly".to_string())),
+			_ => Err(Error::invalid_params())
+		}
+	}
+}

rpc/src/lib.rs

@@ -0,0 +1,45 @@
+#![feature(custom_derive, custom_attribute, plugin)]
+#![plugin(serde_macros)]
+
+extern crate rustc_serialize;
+extern crate serde;
+extern crate jsonrpc_core;
+extern crate jsonrpc_http_server;
+extern crate ethcore_util as util;
+extern crate ethcore;
+
+use self::jsonrpc_core::{IoHandler, IoDelegate};
+
+macro_rules! rpcerr {
+	() => (Err(Error::internal_error()))
+}
+
+pub mod traits;
+mod impls;
+mod types;
+
+pub use self::traits::{Web3, Eth, EthFilter, Net};
+pub use self::impls::*;
+
+pub struct HttpServer {
+	handler: IoHandler,
+	threads: usize
+}
+
+impl HttpServer {
+	pub fn new(threads: usize) -> HttpServer {
+		HttpServer {
+			handler: IoHandler::new(),
+			threads: threads
+		}
+	}
+
+	pub fn add_delegate<D>(&mut self, delegate: IoDelegate<D>) where D: Send + Sync + 'static {
+		self.handler.add_delegate(delegate);
+	}
+
+	pub fn start_async(self, addr: &str) {
+		let server = jsonrpc_http_server::Server::new(self.handler, self.threads);
+		server.start_async(addr)
+	}
+}

rpc/src/traits/eth.rs

@@ -0,0 +1,65 @@
+//! Eth rpc interface.
+use std::sync::Arc;
+use jsonrpc_core::*;
+
+/// Eth rpc interface.
+pub trait Eth: Sized + Send + Sync + 'static {
+	/// Returns protocol version.
+	fn protocol_version(&self, _: Params) -> Result<Value, Error> { rpcerr!() }
+
+	/// Returns block author.
+	fn author(&self, _: Params) -> Result<Value, Error> { rpcerr!() }
+
+	/// Returns current gas_price.
+	fn gas_price(&self, _: Params) -> Result<Value, Error> { rpcerr!() }
+
+	/// Returns highest block number.
+	fn block_number(&self, _: Params) -> Result<Value, Error> { rpcerr!() }
+
+	/// Returns block with given index / hash.
+	fn block(&self, _: Params) -> Result<Value, Error> { rpcerr!() }
+	
+	/// Returns true if client is actively mining new blocks.
+	fn is_mining(&self, _: Params) -> Result<Value, Error> { rpcerr!() }
+
+	/// Returns the number of hashes per second that the node is mining with.
+	fn hashrate(&self, _: Params) -> Result<Value, Error> { rpcerr!() }
+
+	/// Returns the number of transactions in a block.
+	fn block_transaction_count(&self, _: Params) -> Result<Value, Error> { rpcerr!() }
+
+	/// Should be used to convert object to io delegate.
+	fn to_delegate(self) -> IoDelegate<Self> {
+		let mut delegate = IoDelegate::new(Arc::new(self));
+		delegate.add_method("eth_protocolVersion", Eth::protocol_version);
+		delegate.add_method("eth_coinbase", Eth::author);
+		delegate.add_method("eth_gasPrice", Eth::gas_price);
+		delegate.add_method("eth_blockNumber", Eth::block_number);
+		delegate.add_method("eth_getBlockByNumber", Eth::block);
+		delegate.add_method("eth_mining", Eth::is_mining);
+		delegate.add_method("eth_hashrate", Eth::hashrate);
+		delegate.add_method("eth_getBlockTransactionCountByNumber", Eth::block_transaction_count);
+		delegate
+	}
+}
+
+// TODO: do filters api properly if we commit outselves to polling again...
+pub trait EthFilter: Sized + Send + Sync + 'static {
+	/// Returns id of new block filter
+	fn new_block_filter(&self, _: Params) -> Result<Value, Error> { rpcerr!() }
+
+	/// Returns id of new block filter
+	fn new_pending_transaction_filter(&self, _: Params) -> Result<Value, Error> { rpcerr!() }
+
+	/// Returns filter changes since last poll
+	fn filter_changes(&self, _: Params) -> Result<Value, Error> { rpcerr!() }
+
+	/// Should be used to convert object to io delegate.
+	fn to_delegate(self) -> IoDelegate<Self> {
+		let mut delegate = IoDelegate::new(Arc::new(self));
+		delegate.add_method("eth_newBlockFilter", EthFilter::new_block_filter);
+		delegate.add_method("eth_newPendingTransactionFilter", EthFilter::new_pending_transaction_filter);
+		delegate.add_method("eth_getFilterChanges", EthFilter::filter_changes);
+		delegate
+	}
+}

rpc/src/traits/mod.rs

@@ -0,0 +1,8 @@
+//! Ethereum rpc interfaces.
+pub mod web3;
+pub mod eth;
+pub mod net;
+
+pub use self::web3::Web3;
+pub use self::eth::{Eth, EthFilter};
+pub use self::net::Net;

rpc/src/traits/net.rs

@@ -0,0 +1,20 @@
+//! Net rpc interface.
+use std::sync::Arc;
+use jsonrpc_core::*;
+
+/// Net rpc interface.
+pub trait Net: Sized + Send + Sync + 'static {
+	/// Returns protocol version.
+	fn version(&self, _: Params) -> Result<Value, Error> { rpcerr!() }
+
+	/// Returns number of peers connected to node.
+	fn peer_count(&self, _: Params) -> Result<Value, Error> { rpcerr!() }
+
+	/// Should be used to convert object to io delegate.
+	fn to_delegate(self) -> IoDelegate<Self> {
+		let mut delegate = IoDelegate::new(Arc::new(self));
+		delegate.add_method("net_version", Net::version);
+		delegate.add_method("net_peerCount", Net::peer_count);
+		delegate
+	}
+}

rpc/src/traits/web3.rs

@@ -0,0 +1,16 @@
+//! Web3 rpc interface.
+use std::sync::Arc;
+use jsonrpc_core::*;
+
+/// Web3 rpc interface.
+pub trait Web3: Sized + Send + Sync + 'static {
+	/// Returns current client version.
+	fn client_version(&self, _: Params) -> Result<Value, Error> { rpcerr!() }
+
+	/// Should be used to convert object to io delegate.
+	fn to_delegate(self) -> IoDelegate<Self> {
+		let mut delegate = IoDelegate::new(Arc::new(self));
+		delegate.add_method("web3_clientVersion", Web3::client_version);
+		delegate
+	}
+}

rpc/src/types/block.rs

@@ -0,0 +1,41 @@
+use util::hash::*;
+use util::uint::*;
+
+#[derive(Default)]
+pub struct Block {
+	hash: H256,
+	#[serde(rename="parentHash")]
+	parent_hash: H256,
+	#[serde(rename="sha3Uncles")]
+	uncles_hash: H256,
+	author: Address,
+	// TODO: get rid of this one
+	miner: Address,
+	#[serde(rename="stateRoot")]
+	state_root: H256,
+	#[serde(rename="transactionsRoot")]
+	transactions_root: H256,
+	#[serde(rename="receiptsRoot")]
+	receipts_root: H256,
+	number: u64,
+	#[serde(rename="gasUsed")]
+	gas_used: U256,
+	#[serde(rename="gasLimit")]
+	gas_limit: U256,
+	// TODO: figure out how to properly serialize bytes
+	//#[serde(rename="extraData")]
+	//extra_data: Vec<u8>,
+	#[serde(rename="logsBloom")]
+	logs_bloom: H2048,
+	timestamp: u64
+}
+
+#[test]
+fn test_block_serialize() {
+	use serde_json;
+
+	let block = Block::default();
+	//let serialized = serde_json::to_string(&block).unwrap();
+	//println!("s: {:?}", serialized);
+	//assert!(false);
+}

rpc/src/types/mod.rs

@@ -0,0 +1 @@
+mod block;