Merge branch 'master' into ethminer_crate

Conflicts:
	parity/main.rs

Cargo.lock

@@ -16,6 +16,7 @@ dependencies = [
  "fdlimit 0.1.0",
  "log 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "number_prefix 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rpassword 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.18 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.34 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -238,8 +239,8 @@ dependencies = [
  "ethcore-util 0.9.99",
  "ethminer 0.9.99",
  "ethsync 0.9.99",
- "jsonrpc-core 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "jsonrpc-core 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "jsonrpc-http-server 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "jsonrpc-http-server 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.18 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -423,7 +424,7 @@ dependencies = [
 
 [[package]]
 name = "jsonrpc-core"
-version = "1.2.0"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "serde 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -434,11 +435,11 @@ dependencies = [
 
 [[package]]
 name = "jsonrpc-http-server"
-version = "2.1.0"
+version = "3.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "hyper 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "jsonrpc-core 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "jsonrpc-core 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicase 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -713,6 +714,17 @@ dependencies = [
  "librocksdb-sys 0.2.1 (git+https://github.com/arkpar/rust-rocksdb.git)",
 ]
 
+[[package]]
+name = "rpassword"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "kernel32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "termios 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "rust-crypto"
 version = "0.2.34"
@@ -846,6 +858,14 @@ dependencies = [
  "winapi 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "termios"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "time"
 version = "0.1.34"

Cargo.toml

@@ -22,6 +22,7 @@ fdlimit = { path = "util/fdlimit" }
 daemonize = "0.2"
 ethcore-devtools = { path = "devtools" }
 number_prefix = "0.2"
+rpassword = "0.1"
 
 [features]
 default = ["rpc"]

ethcore/src/block_queue.rs

@@ -320,6 +320,9 @@ impl BlockQueue {
 
 	/// Mark given block and all its children as bad. Stops verification.
 	pub fn mark_as_bad(&mut self, block_hashes: &[H256]) {
+		if block_hashes.is_empty() {
+			return;
+		}
 		let mut verification_lock = self.verification.lock().unwrap();
 		let mut processing = self.processing.write().unwrap();
 
@@ -345,6 +348,9 @@ impl BlockQueue {
 
 	/// Mark given block as processed
 	pub fn mark_as_good(&mut self, block_hashes: &[H256]) {
+		if block_hashes.is_empty() {
+			return;
+		}
 		let mut processing = self.processing.write().unwrap();
 		for hash in block_hashes {
 			processing.remove(&hash);

ethcore/src/client.rs

@@ -404,8 +404,12 @@ impl<V> Client<V> where V: Verifier {
 
 		{
 			let mut block_queue = self.block_queue.write().unwrap();
-			block_queue.mark_as_bad(&bad_blocks);
+			if !bad_blocks.is_empty() {
-			block_queue.mark_as_good(&good_blocks);
+				block_queue.mark_as_bad(&bad_blocks);
+			}
+			if !good_blocks.is_empty() {
+				block_queue.mark_as_good(&good_blocks);
+			}
 		}
 
 		{

ethcore/src/verification/mod.rs

@@ -17,9 +17,11 @@
 pub mod verification;
 pub mod verifier;
 mod canon_verifier;
+#[cfg(test)]
 mod noop_verifier;
 
 pub use self::verification::*;
 pub use self::verifier::Verifier;
 pub use self::canon_verifier::CanonVerifier;
+#[cfg(test)]
 pub use self::noop_verifier::NoopVerifier;

parity/main.rs

@@ -33,6 +33,7 @@ extern crate fdlimit;
 extern crate daemonize;
 extern crate time;
 extern crate number_prefix;
+extern crate rpassword;
 
 #[cfg(feature = "rpc")]
 extern crate ethcore_rpc as rpc;
@@ -44,7 +45,7 @@ use std::path::PathBuf;
 use env_logger::LogBuilder;
 use ctrlc::CtrlC;
 use util::*;
-use util::panics::MayPanic;
+use util::panics::{MayPanic, ForwardPanic, PanicHandler};
 use ethcore::spec::*;
 use ethcore::client::*;
 use ethcore::service::{ClientService, NetSyncMessage};
@@ -72,6 +73,7 @@ Parity. Ethereum Client.
 
 Usage:
   parity daemon <pid-file> [options] [ --no-bootstrap | <enode>... ]
+  parity account (new | list)
   parity [options] [ --no-bootstrap | <enode>... ]
 
 Protocol Options:
@@ -128,6 +130,9 @@ Miscellaneous Options:
 #[derive(Debug, RustcDecodable)]
 struct Args {
 	cmd_daemon: bool,
+	cmd_account: bool,
+	cmd_new: bool,
+	cmd_list: bool,
 	arg_pid_file: String,
 	arg_enode: Vec<String>,
 	flag_chain: String,
@@ -192,10 +197,10 @@ fn setup_log(init: &Option<String>) {
 }
 
 #[cfg(feature = "rpc")]
-fn setup_rpc_server(client: Arc<Client>, sync: Arc<EthSync>, miner: Arc<Miner>, url: &str, cors_domain: &str, apis: Vec<&str>) {
+fn setup_rpc_server(client: Arc<Client>, sync: Arc<EthSync>, miner: Arc<Miner>, url: &str, cors_domain: &str, apis: Vec<&str>) -> Option<Arc<PanicHandler>> {
 	use rpc::v1::*;
 
-	let mut server = rpc::HttpServer::new(1);
+	let server = rpc::RpcServer::new();
 	for api in apis.into_iter() {
 		match api {
 			"web3" => server.add_delegate(Web3Client::new().to_delegate()),
@@ -209,11 +214,12 @@ fn setup_rpc_server(client: Arc<Client>, sync: Arc<EthSync>, miner: Arc<Miner>,
 			}
 		}
 	}
-	server.start_async(url, cors_domain);
+	Some(server.start_http(url, cors_domain, 1))
 }
 
 #[cfg(not(feature = "rpc"))]
-fn setup_rpc_server(_client: Arc<Client>, _sync: Arc<EthSync>, _url: &str) {
+fn setup_rpc_server(_client: Arc<Client>, _sync: Arc<EthSync>, _url: &str) -> Option<Arc<PanicHandler>> {
+	None
 }
 
 fn print_version() {
@@ -364,10 +370,44 @@ impl Configuration {
 				.start()
 				.unwrap_or_else(|e| die!("Couldn't daemonize; {}", e));
 		}
+		if self.args.cmd_account {
+			self.execute_account_cli();
+			return;
+		}
 		self.execute_client();
 	}
 
+	fn execute_account_cli(&self) {
+		use util::keys::store::SecretStore;
+		use rpassword::read_password;
+		let mut secret_store = SecretStore::new();
+		if self.args.cmd_new {
+			println!("Please note that password is NOT RECOVERABLE.");
+			println!("Type password: ");
+			let password = read_password().unwrap();
+			println!("Repeat password: ");
+			let password_repeat = read_password().unwrap();
+			if password != password_repeat {
+				println!("Passwords do not match!");
+				return;
+			}
+			println!("New account address:");
+			let new_address = secret_store.new_account(&password).unwrap();
+			println!("{:?}", new_address);
+			return;
+		}
+		if self.args.cmd_list {
+			println!("Known addresses:");
+			for &(addr, _) in secret_store.accounts().unwrap().iter() {
+				println!("{:?}", addr);
+			}
+		}
+	}
+
 	fn execute_client(&self) {
+		// Setup panic handler
+		let panic_handler = PanicHandler::new_in_arc();
+
 		// Setup logging
 		setup_log(&self.args.flag_logging);
 		// Raise fdlimit
@@ -379,6 +419,7 @@ impl Configuration {
 
 		// Build client
 		let mut service = ClientService::start(self.client_config(), spec, net_settings, &Path::new(&self.path())).unwrap();
+		panic_handler.forward_from(&service);
 		let client = service.client();
 
 		// Miner
@@ -399,30 +440,36 @@ impl Configuration {
 			let cors = self.args.flag_rpccorsdomain.as_ref().unwrap_or(&self.args.flag_jsonrpc_cors);
 			// TODO: use this as the API list.
 			let apis = self.args.flag_rpcapi.as_ref().unwrap_or(&self.args.flag_jsonrpc_apis);
-			setup_rpc_server(service.client(), sync.clone(), miner.clone(), &url, cors, apis.split(",").collect());
+			let server_handler = setup_rpc_server(service.client(), sync.clone(), miner.clone(), &url, cors, apis.split(',').collect());
+
+			if let Some(handler) = server_handler {
+				panic_handler.forward_from(handler.deref());
+			}
 		}
 
 		// Register IO handler
 		let io_handler  = Arc::new(ClientIoHandler {
 			client: service.client(),
 			info: Default::default(),
-			sync: sync
+			sync: sync.clone(),
 		});
 		service.io().register_handler(io_handler).expect("Error registering IO handler");
 
 		// Handle exit
-		wait_for_exit(&service);
+		wait_for_exit(panic_handler);
 	}
 }
 
-fn wait_for_exit(client_service: &ClientService) {
+fn wait_for_exit(panic_handler: Arc<PanicHandler>) {
 	let exit = Arc::new(Condvar::new());
 
 	// Handle possible exits
 	let e = exit.clone();
 	CtrlC::set_handler(move || { e.notify_all(); });
+
+	// Handle panics
 	let e = exit.clone();
-	client_service.on_panic(move |_reason| { e.notify_all(); });
+	panic_handler.on_panic(move |_reason| { e.notify_all(); });
 
 	// Wait for signal
 	let mutex = Mutex::new(());

rpc/Cargo.toml

@@ -12,8 +12,8 @@ build = "build.rs"
 log = "0.3"
 serde = "0.7.0"
 serde_json = "0.7.0"
-jsonrpc-core = "1.2"
+jsonrpc-core = "2.0"
-jsonrpc-http-server = "2.1"
+jsonrpc-http-server = "3.0"
 ethcore-util = { path = "../util" }
 ethcore = { path = "../ethcore" }
 ethash = { path = "../ethash" }

rpc/src/lib.rs

@@ -30,33 +30,43 @@ extern crate ethsync;
 extern crate ethminer;
 extern crate transient_hashmap;
 
+use std::sync::Arc;
+use std::thread;
+use util::panics::PanicHandler;
 use self::jsonrpc_core::{IoHandler, IoDelegate};
 
 pub mod v1;
 
 /// Http server.
-pub struct HttpServer {
+pub struct RpcServer {
-	handler: IoHandler,
+	handler: Arc<IoHandler>,
-	threads: usize
 }
 
-impl HttpServer {
+impl RpcServer {
 	/// Construct new http server object with given number of threads.
-	pub fn new(threads: usize) -> HttpServer {
+	pub fn new() -> RpcServer {
-		HttpServer {
+		RpcServer {
-			handler: IoHandler::new(),
+			handler: Arc::new(IoHandler::new()),
-			threads: threads
 		}
 	}
 
 	/// Add io delegate.
-	pub fn add_delegate<D>(&mut self, delegate: IoDelegate<D>) where D: Send + Sync + 'static {
+	pub fn add_delegate<D>(&self, delegate: IoDelegate<D>) where D: Send + Sync + 'static {
 		self.handler.add_delegate(delegate);
 	}
 
-	/// Start server asynchronously in new thread
+	/// Start server asynchronously in new thread and returns panic handler.
-	pub fn start_async(self, addr: &str, cors_domain: &str) {
+	pub fn start_http(&self, addr: &str, cors_domain: &str, threads: usize) -> Arc<PanicHandler> {
-		let server = jsonrpc_http_server::Server::new(self.handler, self.threads);
+		let addr = addr.to_owned();
-		server.start_async(addr, jsonrpc_http_server::AccessControlAllowOrigin::Value(cors_domain.to_owned()))
+		let cors_domain = cors_domain.to_owned();
+		let panic_handler = PanicHandler::new_in_arc();
+		let ph = panic_handler.clone();
+		let server = jsonrpc_http_server::Server::new(self.handler.clone());
+		thread::Builder::new().name("jsonrpc_http".to_string()).spawn(move || {
+			ph.catch_panic(move || {
+				server.start(addr.as_ref(), jsonrpc_http_server::AccessControlAllowOrigin::Value(cors_domain), threads);
+			}).unwrap()
+		}).expect("Error while creating jsonrpc http thread");
+		panic_handler
 	}
 }

sync/src/chain.rs

@@ -848,8 +848,8 @@ impl ChainSync {
 			self.downloading_bodies.remove(&n);
 			self.downloading_headers.remove(&n);
 		}
-		self.headers.remove_tail(&start);
+		self.headers.remove_from(&start);
-		self.bodies.remove_tail(&start);
+		self.bodies.remove_from(&start);
 	}
 
 	/// Request headers from a peer by block hash

sync/src/range_collection.rs

@@ -42,6 +42,8 @@ pub trait RangeCollection<K, V> {
 	fn remove_head(&mut self, start: &K);
 	/// Remove all elements >= `start` in the range that contains `start`
 	fn remove_tail(&mut self, start: &K);
+	/// Remove all elements >= `start` 
+	fn remove_from(&mut self, start: &K);
 	/// Remove all elements >= `tail`
 	fn insert_item(&mut self, key: K, value: V);
 	/// Get an iterator over ranges
@@ -137,6 +139,28 @@ impl<K, V> RangeCollection<K, V> for Vec<(K, Vec<V>)> where K: Ord + PartialEq +
 		}
 	}
 
+	/// Remove the element and all following it.
+	fn remove_from(&mut self, key: &K) {
+		match self.binary_search_by(|&(k, _)| k.cmp(key).reverse()) {
+			Ok(index) => { self.drain(.. index + 1); },
+			Err(index) =>{
+				let mut empty = false;
+				match self.get_mut(index) {
+					Some(&mut (ref k, ref mut v)) if k <= key && (*k + FromUsize::from_usize(v.len())) > *key => {
+						v.truncate((*key - *k).to_usize());
+						empty = v.is_empty();
+					}
+					_ => {}
+				}
+				if empty {
+					self.drain(.. index + 1);
+				} else {
+					self.drain(.. index);
+				}
+			},
+		}
+	}
+
 	/// Remove range elements up to key
 	fn remove_head(&mut self, key: &K) {
 		if *key == FromUsize::from_usize(0) {
@@ -272,5 +296,17 @@ fn test_range() {
 	assert_eq!(r.range_iter().cmp(vec![(2, &['b'][..])]),  Ordering::Equal);
 	r.remove_tail(&2);
 	assert_eq!(r.range_iter().next(), None);
+
+	let mut r = ranges.clone();
+	r.remove_from(&20);
+	assert_eq!(r.range_iter().cmp(vec![(2, &['b', 'c', 'd'][..]),  (16, &['p', 'q', 'r'][..])]),  Ordering::Equal);
+	r.remove_from(&17);
+	assert_eq!(r.range_iter().cmp(vec![(2, &['b', 'c', 'd'][..]),  (16, &['p'][..])]),  Ordering::Equal);
+	r.remove_from(&15);
+	assert_eq!(r.range_iter().cmp(vec![(2, &['b', 'c', 'd'][..])]),  Ordering::Equal);
+	r.remove_from(&3);
+	assert_eq!(r.range_iter().cmp(vec![(2, &['b'][..])]),  Ordering::Equal);
+	r.remove_from(&2);
+	assert_eq!(r.range_iter().next(), None);
 }
 

util/src/keys/store.rs

@@ -84,6 +84,7 @@ impl SecretStore {
 		let mut path = ::std::env::home_dir().expect("Failed to get home dir");
 		path.push(".parity");
 		path.push("keys");
+		::std::fs::create_dir_all(&path).expect("Should panic since it is critical to be able to access home dir");
 		Self::new_in(&path)
 	}