Merge branch 'master' into types-binary

Conflicts:
	ethcore/src/error.rs

Cargo.lock

@@ -304,7 +304,7 @@ dependencies = [
  "ethsync 1.2.0",
  "json-ipc-server 0.1.0 (git+https://github.com/ethcore/json-ipc-server.git)",
  "jsonrpc-core 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "jsonrpc-http-server 5.1.0 (git+https://github.com/ethcore/jsonrpc-http-server.git)",
+ "jsonrpc-http-server 5.1.0 (git+https://github.com/ethcore/jsonrpc-http-server.git?branch=multiple_cors_domains)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -362,7 +362,7 @@ dependencies = [
  "jsonrpc-http-server 5.1.0 (git+https://github.com/ethcore/jsonrpc-http-server.git)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-status 0.3.7 (git+https://github.com/ethcore/parity-status.git)",
- "parity-wallet 0.1.1 (git+https://github.com/ethcore/parity-wallet.git)",
+ "parity-wallet 0.2.0 (git+https://github.com/ethcore/parity-wallet.git)",
  "parity-webapp 0.1.0 (git+https://github.com/ethcore/parity-webapp.git)",
  "url 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -580,6 +580,16 @@ dependencies = [
  "unicase 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "jsonrpc-http-server"
+version = "5.1.0"
+source = "git+https://github.com/ethcore/jsonrpc-http-server.git?branch=multiple_cors_domains#9c026feeb6573c82c99c8005c5d8244de68a2e30"
+dependencies = [
+ "hyper 0.9.3 (git+https://github.com/ethcore/hyper)",
+ "jsonrpc-core 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicase 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "kernel32-sys"
 version = "0.2.2"
@@ -833,8 +843,8 @@ dependencies = [
 
 [[package]]
 name = "parity-wallet"
-version = "0.1.1"
-source = "git+https://github.com/ethcore/parity-wallet.git#125b2c05118890eac7b845f832f39b069d9b4be8"
+version = "0.2.0"
+source = "git+https://github.com/ethcore/parity-wallet.git#18a602fd25f3e9bcdbc5528bf61ba627665d962c"
 dependencies = [
  "parity-webapp 0.1.0 (git+https://github.com/ethcore/parity-webapp.git)",
 ]

devtools/src/random_path.rs

@@ -59,7 +59,7 @@ impl RandomTempPath {
 impl Drop for RandomTempPath {
 	fn drop(&mut self) {
 		if let Err(e) = fs::remove_dir_all(self.as_path()) {
-			panic!("failed to remove temp directory, probably something failed to destroyed ({})", e);
+			panic!("Failed to remove temp directory. Here's what prevented this from happening:  ({})", e);
 		}
 	}
 }

ethcore/src/client/client.rs

@@ -398,7 +398,7 @@ impl<V> Client<V> where V: Verifier {
 }
 
 impl<V> BlockChainClient for Client<V> where V: Verifier {
-	fn call(&self, t: &SignedTransaction) -> Result<Executed, Error> {
+	fn call(&self, t: &SignedTransaction) -> Result<Executed, ExecutionError> {
 		let header = self.block_header(BlockId::Latest).unwrap();
 		let view = HeaderView::new(&header);
 		let last_hashes = self.build_last_hashes(view.hash());
@@ -413,7 +413,10 @@ impl<V> BlockChainClient for Client<V> where V: Verifier {
 		};
 		// that's just a copy of the state.
 		let mut state = self.state();
-		let sender = try!(t.sender());
+		let sender = try!(t.sender().map_err(|e| {
+			let message = format!("Transaction malformed: {:?}", e);
+			ExecutionError::TransactionMalformed(message)
+		}));
 		let balance = state.balance(&sender);
 		// give the sender max balance
 		state.sub_balance(&sender, &balance);

ethcore/src/client/mod.rs

@@ -41,7 +41,7 @@ use header::{BlockNumber, Header};
 use transaction::{LocalizedTransaction, SignedTransaction};
 use log_entry::LocalizedLogEntry;
 use filter::Filter;
-use error::{ImportResult, Error};
+use error::{ImportResult, ExecutionError};
 use receipt::LocalizedReceipt;
 use engine::{Engine};
 use trace::LocalizedTrace;
@@ -132,7 +132,7 @@ pub trait BlockChainClient : Sync + Send {
 	fn try_seal(&self, block: LockedBlock, seal: Vec<Bytes>) -> Result<SealedBlock, LockedBlock>;
 
 	/// Makes a non-persistent transaction call.
-	fn call(&self, t: &SignedTransaction) -> Result<Executed, Error>;
+	fn call(&self, t: &SignedTransaction) -> Result<Executed, ExecutionError>;
 
 	/// Attempt to seal the block internally. See `Engine`.
 	fn generate_seal(&self, block: &ExecutedBlock, accounts: Option<&AccountProvider>) -> Option<Vec<Bytes>> { self.engine().generate_seal(block, accounts) }

ethcore/src/client/test_client.rs

@@ -31,7 +31,7 @@ use error::{ImportResult};
 use block_queue::BlockQueueInfo;
 use block::{SealedBlock, ClosedBlock, LockedBlock};
 use executive::Executed;
-use error::Error;
+use error::{ExecutionError};
 use engine::Engine;
 use trace::LocalizedTrace;
 
@@ -221,7 +221,7 @@ impl TestBlockChainClient {
 }
 
 impl BlockChainClient for TestBlockChainClient {
-	fn call(&self, _t: &SignedTransaction) -> Result<Executed, Error> {
+	fn call(&self, _t: &SignedTransaction) -> Result<Executed, ExecutionError> {
 		Ok(self.execution_result.read().unwrap().clone().unwrap())
 	}
 

ethcore/src/executive.rs

@@ -82,7 +82,7 @@ impl<'a> Executive<'a> {
 	}
 
 	/// This function should be used to execute transaction.
-	pub fn transact(&'a mut self, t: &SignedTransaction, options: TransactOptions) -> Result<Executed, Error> {
+	pub fn transact(&'a mut self, t: &SignedTransaction, options: TransactOptions) -> Result<Executed, ExecutionError> {
 		let check = options.check_nonce;
 		match options.tracing {
 			true => self.transact_with_tracer(t, check, ExecutiveTracer::default()),
@@ -91,8 +91,11 @@ impl<'a> Executive<'a> {
 	}
 
 	/// Execute transaction/call with tracing enabled
-	pub fn transact_with_tracer<T>(&'a mut self, t: &SignedTransaction, check_nonce: bool, mut tracer: T) -> Result<Executed, Error> where T: Tracer {
-		let sender = try!(t.sender());
+	pub fn transact_with_tracer<T>(&'a mut self, t: &SignedTransaction, check_nonce: bool, mut tracer: T) -> Result<Executed, ExecutionError> where T: Tracer {
+		let sender = try!(t.sender().map_err(|e| {
+			let message = format!("Transaction malformed: {:?}", e);
+			ExecutionError::TransactionMalformed(message)
+		}));
 		let nonce = self.state.nonce(&sender);
 
 		let schedule = self.engine.schedule(self.info);
@@ -946,8 +949,8 @@ mod tests {
 		};
 
 		match res {
-			Err(Error::Util(UtilError::Crypto(CryptoError::InvalidSignature))) => (),
-			_ => assert!(false, "Expected invalid signature error.")
+			Err(ExecutionError::TransactionMalformed(_)) => (),
+			_ => assert!(false, "Expected an invalid transaction error.")
 		}
 	}
 
@@ -978,7 +981,7 @@ mod tests {
 		};
 
 		match res {
-			Err(Error::Execution(ExecutionError::InvalidNonce { expected, got }))
+			Err(ExecutionError::InvalidNonce { expected, got })
 				if expected == U256::zero() && got == U256::one() => (),
 			_ => assert!(false, "Expected invalid nonce error.")
 		}
@@ -1012,7 +1015,7 @@ mod tests {
 		};
 
 		match res {
-			Err(Error::Execution(ExecutionError::BlockGasLimitReached { gas_limit, gas_used, gas }))
+			Err(ExecutionError::BlockGasLimitReached { gas_limit, gas_used, gas })
 				if gas_limit == U256::from(100_000) && gas_used == U256::from(20_000) && gas == U256::from(80_001) => (),
 			_ => assert!(false, "Expected block gas limit error.")
 		}
@@ -1046,7 +1049,7 @@ mod tests {
 		};
 
 		match res {
-			Err(Error::Execution(ExecutionError::NotEnoughCash { required , got }))
+			Err(ExecutionError::NotEnoughCash { required , got })
 				if required == U512::from(100_018) && got == U512::from(100_017) => (),
 			_ => assert!(false, "Expected not enough cash error. {:?}", res)
 		}

ethcore/src/types/executed.rs

@@ -99,7 +99,9 @@ pub enum ExecutionError {
 		got: U512
 	},
 	/// Returned when internal evm error occurs.
-	Internal
+	Internal,
+	/// Returned when generic transaction occurs
+	TransactionMalformed(String),
 }
 
 

miner/src/lib.rs

@@ -63,7 +63,7 @@ pub use external::{ExternalMiner, ExternalMinerService};
 use util::{H256, U256, Address, Bytes};
 use ethcore::client::{BlockChainClient, Executed};
 use ethcore::block::{ClosedBlock};
-use ethcore::error::{Error};
+use ethcore::error::{Error, ExecutionError};
 use ethcore::transaction::SignedTransaction;
 
 /// Miner client API
@@ -150,7 +150,7 @@ pub trait MinerService : Send + Sync {
 	fn balance(&self, chain: &BlockChainClient, address: &Address) -> U256;
 
 	/// Call into contract code using pending state.
-	fn call(&self, chain: &BlockChainClient, t: &SignedTransaction) -> Result<Executed, Error>;
+	fn call(&self, chain: &BlockChainClient, t: &SignedTransaction) -> Result<Executed, ExecutionError>;
 
 	/// Get storage value in pending state.
 	fn storage_at(&self, chain: &BlockChainClient, address: &Address, position: &H256) -> H256;

miner/src/miner.rs

@@ -240,7 +240,7 @@ impl MinerService for Miner {
 		}
 	}
 
-	fn call(&self, chain: &BlockChainClient, t: &SignedTransaction) -> Result<Executed, Error> {
+	fn call(&self, chain: &BlockChainClient, t: &SignedTransaction) -> Result<Executed, ExecutionError> {
 		let sealing_work = self.sealing_work.lock().unwrap();
 		match sealing_work.peek_last_ref() {
 			Some(work) => {
@@ -258,7 +258,10 @@ impl MinerService for Miner {
 				};
 				// that's just a copy of the state.
 				let mut state = block.state().clone();
-				let sender = try!(t.sender());
+				let sender = try!(t.sender().map_err(|e| {
+					let message = format!("Transaction malformed: {:?}", e);
+					ExecutionError::TransactionMalformed(message)
+				}));
 				let balance = state.balance(&sender);
 				// give the sender max balance
 				state.sub_balance(&sender, &balance);

parity/cli.rs

@@ -42,6 +42,9 @@ Account Options:
                            ACCOUNTS is a comma-delimited list of addresses.
   --password FILE          Provide a file containing a password for unlocking
                            an account.
+  --keys-iterations NUM    Specify the number of iterations to use when deriving key
+                           from the password (bigger is more secure)
+                           [default: 10240].
 
 Networking Options:
   --port PORT              Override the port on which the node should listen
@@ -99,7 +102,9 @@ Sealing/Mining Options:
                            [default: 0.005]. The minimum gas price is set
                            accordingly.
   --usd-per-eth SOURCE     USD value of a single ETH. SOURCE may be either an
-                           amount in USD or a web service [default: etherscan].
+                           amount in USD, a web service or 'auto' to use each
+                           web service in turn and fallback on the last known
+                           good value [default: auto].
   --gas-floor-target GAS   Amount of gas per block to target when sealing a new
                            block [default: 4712388].
   --author ADDRESS         Specify the block author (aka "coinbase") address
@@ -182,6 +187,7 @@ pub struct Args {
 	pub flag_password: Vec<String>,
 	pub flag_cache: Option<usize>,
 	pub flag_keys_path: String,
+	pub flag_keys_iterations: u32,
 	pub flag_bootnodes: Option<String>,
 	pub flag_network_id: Option<String>,
 	pub flag_pruning: String,

parity/configuration.rs

@@ -37,6 +37,11 @@ pub struct Configuration {
 	pub args: Args
 }
 
+pub struct Directories {
+	pub keys: String,
+	pub db: String,
+}
+
 impl Configuration {
 	pub fn parse() -> Self {
 		Configuration {
@@ -60,11 +65,6 @@ impl Configuration {
 		self.args.flag_maxpeers.unwrap_or(self.args.flag_peers) as u32
 	}
 
-	pub fn path(&self) -> String {
-		let d = self.args.flag_datadir.as_ref().unwrap_or(&self.args.flag_db_path);
-		d.replace("$HOME", env::home_dir().unwrap().to_str().unwrap())
-	}
-
 	pub fn author(&self) -> Address {
 		let d = self.args.flag_etherbase.as_ref().unwrap_or(&self.args.flag_author);
 		Address::from_str(clean_0x(d)).unwrap_or_else(|_| {
@@ -91,11 +91,18 @@ impl Configuration {
 					die!("{}: Invalid basic transaction price given in USD. Must be a decimal number.", self.args.flag_usd_per_tx)
 				});
 				let usd_per_eth = match self.args.flag_usd_per_eth.as_str() {
+					"auto" => PriceInfo::get().map_or_else(|| {
+						let last_known_good = 9.69696;
+						// TODO: use #1083 to read last known good value.
+						last_known_good
+					}, |x| x.ethusd),
 					"etherscan" => PriceInfo::get().map_or_else(|| {
 						die!("Unable to retrieve USD value of ETH from etherscan. Rerun with a different value for --usd-per-eth.")
 					}, |x| x.ethusd),
 					x => FromStr::from_str(x).unwrap_or_else(|_| die!("{}: Invalid ether price given in USD. Must be a decimal number.", x))
 				};
+				// TODO: use #1083 to write last known good value as use_per_eth.
+
 				let wei_per_usd: f32 = 1.0e18 / usd_per_eth;
 				let gas_per_tx: f32 = 21000.0;
 				let wei_per_gas: f32 = wei_per_usd * usd_per_tx / gas_per_tx;
@@ -113,10 +120,6 @@ impl Configuration {
 		}
 	}
 
-	pub fn keys_path(&self) -> String {
-		self.args.flag_keys_path.replace("$HOME", env::home_dir().unwrap().to_str().unwrap())
-	}
-
 	pub fn spec(&self) -> Spec {
 		match self.chain().as_str() {
 			"frontier" | "homestead" | "mainnet" => ethereum::new_frontier(),
@@ -245,7 +248,7 @@ impl Configuration {
 				.collect::<Vec<_>>()
 				.into_iter()
 		}).collect::<Vec<_>>();
-		let account_service = AccountService::new_in(Path::new(&self.keys_path()));
+		let account_service = AccountService::with_security(Path::new(&self.keys_path()), self.keys_iterations());
 		if let Some(ref unlocks) = self.args.flag_unlock {
 			for d in unlocks.split(',') {
 				let a = Address::from_str(clean_0x(&d)).unwrap_or_else(|_| {
@@ -263,23 +266,23 @@ impl Configuration {
 		self.args.flag_rpcapi.clone().unwrap_or(self.args.flag_jsonrpc_apis.clone())
 	}
 
-	pub fn rpc_cors(&self) -> Option<String> {
-		self.args.flag_jsonrpc_cors.clone().or(self.args.flag_rpccorsdomain.clone())
+	pub fn rpc_cors(&self) -> Vec<String> {
+		let cors = self.args.flag_jsonrpc_cors.clone().or(self.args.flag_rpccorsdomain.clone());
+		cors.map_or_else(Vec::new, |c| c.split(',').map(|s| s.to_owned()).collect())
 	}
-	
-	fn geth_ipc_path() -> &'static str {
-		if cfg!(target_os = "macos") {
-			"$HOME/Library/Ethereum/geth.ipc"
-		} else {
-			"$HOME/.ethereum/geth.ipc"
-		}
+
+	fn geth_ipc_path() -> String {
+		path::ethereum::with_default("geth.ipc").to_str().unwrap().to_owned()
+	}
+
+	pub fn keys_iterations(&self) -> u32 {
+		self.args.flag_keys_iterations
 	}
 
 	pub fn ipc_settings(&self) -> IpcConfiguration {
 		IpcConfiguration {
 			enabled: !(self.args.flag_ipcdisable || self.args.flag_ipc_off),
-			socket_addr: if self.args.flag_geth { Self::geth_ipc_path().to_owned() } else { self.args.flag_ipcpath.clone().unwrap_or(self.args.flag_ipc_path.clone()) }
-				.replace("$HOME", env::home_dir().unwrap().to_str().unwrap()),
+			socket_addr: self.ipc_path(),
 			apis: self.args.flag_ipcapi.clone().unwrap_or(self.args.flag_ipc_apis.clone()),
 		}
 	}
@@ -296,6 +299,37 @@ impl Configuration {
 			rpc_port: self.args.flag_rpcport.unwrap_or(self.args.flag_jsonrpc_port),
 		}
 	}
+
+	pub fn directories(&self) -> Directories {
+		let db_path = Configuration::replace_home(
+			&self.args.flag_datadir.as_ref().unwrap_or(&self.args.flag_db_path));
+		::std::fs::create_dir_all(&db_path).unwrap_or_else(|e| die_with_io_error("main", e));
+
+		let keys_path = Configuration::replace_home(&self.args.flag_keys_path);
+		::std::fs::create_dir_all(&db_path).unwrap_or_else(|e| die_with_io_error("main", e));
+
+		Directories {
+			keys: keys_path,
+			db: db_path,
+		}
+	}
+
+	pub fn keys_path(&self) -> String {
+		self.directories().keys
+	}
+
+	pub fn path(&self) -> String {
+		self.directories().db
+	}
+
+	fn replace_home(arg: &str) -> String {
+		arg.replace("$HOME", env::home_dir().unwrap().to_str().unwrap())
+	}
+
+	fn ipc_path(&self) -> String {
+		if self.args.flag_geth { Self::geth_ipc_path() }
+		else { Configuration::replace_home(&self.args.flag_ipcpath.clone().unwrap_or(self.args.flag_ipc_path.clone())) }
+	}
 }
 
 #[cfg(test)]
@@ -338,7 +372,7 @@ mod tests {
 			assert_eq!(net.rpc_enabled, true);
 			assert_eq!(net.rpc_interface, "all".to_owned());
 			assert_eq!(net.rpc_port, 8000);
-			assert_eq!(conf.rpc_cors(), Some("*".to_owned()));
+			assert_eq!(conf.rpc_cors(), vec!["*".to_owned()]);
 			assert_eq!(conf.rpc_apis(), "web3,eth".to_owned());
 		}
 

parity/main.rs

@@ -219,7 +219,7 @@ fn flush_stdout() {
 fn execute_account_cli(conf: Configuration) {
 	use util::keys::store::SecretStore;
 	use rpassword::read_password;
-	let mut secret_store = SecretStore::new_in(Path::new(&conf.keys_path()));
+	let mut secret_store = SecretStore::with_security(Path::new(&conf.keys_path()), conf.keys_iterations());
 	if conf.args.cmd_new {
 		println!("Please note that password is NOT RECOVERABLE.");
 		print!("Type password: ");

parity/rpc.rs

@@ -41,7 +41,7 @@ pub struct HttpConfiguration {
 	pub interface: String,
 	pub port: u16,
 	pub apis: String,
-	pub cors: Option<String>,
+	pub cors: Vec<String>,
 }
 
 pub struct IpcConfiguration {
@@ -139,11 +139,11 @@ pub fn setup_http_rpc_server(
 pub fn setup_http_rpc_server(
 	dependencies: &Arc<Dependencies>,
 	url: &SocketAddr,
-	cors_domain: Option<String>,
+	cors_domains: Vec<String>,
 	apis: Vec<&str>,
 ) -> RpcServer {
 	let server = setup_rpc_server(apis, dependencies);
-	let start_result = server.start_http(url, cors_domain);
+	let start_result = server.start_http(url, cors_domains);
 	let deps = dependencies.clone();
 	match start_result {
 		Err(RpcServerError::IoError(err)) => die_with_io_error("RPC", err),

rpc/Cargo.toml

@@ -13,7 +13,7 @@ log = "0.3"
 serde = "0.7.0"
 serde_json = "0.7.0"
 jsonrpc-core = "2.0"
-jsonrpc-http-server = { git = "https://github.com/ethcore/jsonrpc-http-server.git" }
+jsonrpc-http-server = { git = "https://github.com/ethcore/jsonrpc-http-server.git", branch = "multiple_cors_domains" }
 ethcore-util = { path = "../util" }
 ethcore = { path = "../ethcore" }
 ethash = { path = "../ethash" }

rpc/src/lib.rs

@@ -59,9 +59,11 @@ impl RpcServer {
 	}
 
 	/// Start http server asynchronously and returns result with `Server` handle on success or an error.
-	pub fn start_http(&self, addr: &SocketAddr, cors_domain: Option<String>) -> Result<Server, RpcServerError> {
-		let cors_domain = cors_domain.to_owned();
-		Server::start(addr, self.handler.clone(), cors_domain.map(jsonrpc_http_server::AccessControlAllowOrigin::Value))
+	pub fn start_http(&self, addr: &SocketAddr, cors_domains: Vec<String>) -> Result<Server, RpcServerError> {
+		let cors_domains = cors_domains.into_iter()
+			.map(jsonrpc_http_server::AccessControlAllowOrigin::Value)
+			.collect();
+		Server::start(addr, self.handler.clone(), cors_domains)
 	}
 
 	/// Start ipc server asynchronously and returns result with `Server` handle on success or an error.

rpc/src/v1/tests/helpers/miner_service.rs

@@ -18,7 +18,7 @@
 
 use util::{Address, H256, Bytes, U256, FixedHash, Uint};
 use util::standard::*;
-use ethcore::error::Error;
+use ethcore::error::{Error, ExecutionError};
 use ethcore::client::{BlockChainClient, Executed};
 use ethcore::block::{ClosedBlock, IsBlock};
 use ethcore::transaction::SignedTransaction;
@@ -179,7 +179,7 @@ impl MinerService for TestMinerService {
 		self.latest_closed_block.lock().unwrap().as_ref().map_or_else(U256::zero, |b| b.block().fields().state.balance(address).clone())
 	}
 
-	fn call(&self, _chain: &BlockChainClient, _t: &SignedTransaction) -> Result<Executed, Error> {
+	fn call(&self, _chain: &BlockChainClient, _t: &SignedTransaction) -> Result<Executed, ExecutionError> {
 		unimplemented!();
 	}
 

sync/src/chain.rs

@@ -1193,7 +1193,7 @@ impl ChainSync {
 						let mut rlp_stream = RlpStream::new_list(route.blocks.len());
 						for block_hash in route.blocks {
 							let mut hash_rlp = RlpStream::new_list(2);
-							let difficulty = chain.block_total_difficulty(BlockId::Hash(block_hash.clone())).expect("Mallformed block without a difficulty on the chain!");
+							let difficulty = chain.block_total_difficulty(BlockId::Hash(block_hash.clone())).expect("Malformed block without a difficulty on the chain!");
 							hash_rlp.append(&block_hash);
 							hash_rlp.append(&difficulty);
 							rlp_stream.append_raw(&hash_rlp.out(), 1);
@@ -1570,7 +1570,7 @@ mod tests {
 	}
 
 	#[test]
-	fn handles_peer_new_block_mallformed() {
+	fn handles_peer_new_block_malformed() {
 		let mut client = TestBlockChainClient::new();
 		client.add_blocks(10, EachBlockWith::Uncle);
 

util/src/keys/directory.rs

@@ -381,7 +381,7 @@ impl KeyFileContent {
 		}
 	}
 
-	/// Loads key from valid json, returns error and records warning if key is mallformed
+	/// Loads key from valid json, returns error and records warning if key is malformed
 	pub fn load(json: &Json) -> Result<KeyFileContent, ()> {
 		match Self::from_json(json) {
 			Ok(key_file) => Ok(key_file),

util/src/keys/geth_import.rs

@@ -20,6 +20,7 @@ use common::*;
 use keys::store::SecretStore;
 use keys::directory::KeyFileContent;
 use std::path::PathBuf;
+use path;
 
 /// Enumerates all geth keys in the directory and returns collection of tuples `(accountId, filename)`
 pub fn enumerate_geth_keys(path: &Path) -> Result<Vec<(Address, String)>, ImportError> {
@@ -98,30 +99,7 @@ pub fn import_geth_keys(secret_store: &mut SecretStore, geth_keyfiles_directory:
 ///
 /// Based on https://github.com/ethereum/go-ethereum/blob/e553215/common/path.go#L75
 pub fn keystore_dir() -> PathBuf {
-	#[cfg(target_os = "macos")]
-	fn data_dir(mut home: PathBuf) -> PathBuf {
-		home.push("Library");
-		home.push("Ethereum");
-		home
-	}
-	
-	#[cfg(windows)]
-	fn data_dir(mut home: PathBuf) -> PathBuf {
-		home.push("AppData");
-		home.push("Roaming");
-		home.push("Ethereum");
-		home	
-	}
-	
-	#[cfg(not(any(target_os = "macos", windows)))]
-	fn data_dir(mut home: PathBuf) -> PathBuf {
-		home.push(".ethereum");
-        home
-	}
-	
-	let mut data_dir = data_dir(::std::env::home_dir().expect("Failed to get home dir"));
-	data_dir.push("keystore");
-	data_dir
+	path::ethereum::with_default("keystore")
 }
 
 #[cfg(test)]

util/src/keys/store.rs

@@ -73,6 +73,7 @@ pub enum SigningError {
 pub struct SecretStore {
 	directory: KeyDirectory,
 	unlocks: RwLock<HashMap<Address, AccountUnlock>>,
+	key_iterations: u32,
 }
 
 struct AccountUnlock {
@@ -128,10 +129,15 @@ impl AccountProvider for AccountService {
 impl AccountService {
 	/// New account service with the keys store in specific location
 	pub fn new_in(path: &Path) -> Self {
-		let secret_store = RwLock::new(SecretStore::new_in(path));
+		AccountService::with_security(path, KEY_ITERATIONS)
+	}
+
+	/// New account service with the keys store in specific location and configured security parameters
+	pub fn with_security(path: &Path, key_iterations: u32) -> Self {
+		let secret_store = RwLock::new(SecretStore::with_security(path, key_iterations));
 		secret_store.write().unwrap().try_import_existing();
 		AccountService {
-			secret_store: secret_store
+			secret_store: secret_store,
 		}
 	}
 
@@ -157,10 +163,16 @@ impl AccountService {
 impl SecretStore {
 	/// new instance of Secret Store in specific directory
 	pub fn new_in(path: &Path) -> Self {
+		SecretStore::with_security(path, KEY_ITERATIONS)
+	}
+
+	/// new instance of Secret Store in specific directory and configured security parameters
+	pub fn with_security(path: &Path, key_iterations: u32) -> Self {
 		::std::fs::create_dir_all(&path).expect("Cannot access requested key directory - critical");
 		SecretStore {
 			directory: KeyDirectory::new(path),
 			unlocks: RwLock::new(HashMap::new()),
+			key_iterations: key_iterations,
 		}
 	}
 
@@ -206,6 +218,7 @@ impl SecretStore {
 		SecretStore {
 			directory: KeyDirectory::new(path.as_path()),
 			unlocks: RwLock::new(HashMap::new()),
+			key_iterations: KEY_ITERATIONS,
 		}
 	}
 
@@ -289,8 +302,8 @@ fn derive_key_iterations(password: &str, salt: &H256, c: u32) -> (Bytes, Bytes)
 	(derived_right_bits.to_vec(), derived_left_bits.to_vec())
 }
 
-fn derive_key(password: &str, salt: &H256) -> (Bytes, Bytes) {
-	derive_key_iterations(password, salt, KEY_ITERATIONS)
+fn derive_key(password: &str, salt: &H256, iterations: u32) -> (Bytes, Bytes) {
+	derive_key_iterations(password, salt, iterations)
 }
 
 fn derive_key_scrypt(password: &str, salt: &H256, n: u32, p: u32, r: u32) -> (Bytes, Bytes) {
@@ -346,7 +359,7 @@ impl EncryptedHashMap<H128> for SecretStore {
 
 		// two parts of derived key
 		// DK = [ DK[0..15] DK[16..31] ] = [derived_left_bits, derived_right_bits]
-		let (derived_left_bits, derived_right_bits) = derive_key(password, &salt);
+		let (derived_left_bits, derived_right_bits) = derive_key(password, &salt, self.key_iterations);
 
 		let mut cipher_text = vec![0u8; value.as_slice().len()];
 		// aes-128-ctr with initial vector of iv
@@ -361,7 +374,7 @@ impl EncryptedHashMap<H128> for SecretStore {
 				iv,
 				salt,
 				mac,
-				KEY_ITERATIONS,
+				self.key_iterations,
 				KEY_LENGTH));
 		key_file.id = key;
 		if let Err(io_error) = self.directory.save(key_file) {

util/src/lib.rs

@@ -148,6 +148,7 @@ pub mod panics;
 pub mod keys;
 pub mod table;
 pub mod network_settings;
+pub mod path;
 
 pub use common::*;
 pub use misc::*;

util/src/network/host.rs

@@ -466,8 +466,8 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
 			io.register_stream(DISCOVERY).expect("Error registering UDP listener");
 			io.register_timer(DISCOVERY_REFRESH, 7200).expect("Error registering discovery timer");
 			io.register_timer(DISCOVERY_ROUND, 300).expect("Error registering discovery timer");
-			io.register_timer(NODE_TABLE, 300_000).expect("Error registering node table timer");
 		}
+		try!(io.register_timer(NODE_TABLE, 300_000));
 		try!(io.register_stream(TCP_ACCEPT));
 		Ok(())
 	}
@@ -509,6 +509,9 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
 	}
 
 	fn connect_peers(&self, io: &IoContext<NetworkIoMessage<Message>>) {
+		if self.info.read().unwrap().deref().capabilities.is_empty() {
+			return;
+		}
 		let ideal_peers = { self.info.read().unwrap().deref().config.ideal_peers };
 		let pin = { self.info.read().unwrap().deref().config.pin };
 		let session_count = self.session_count();

util/src/path.rs

@@ -0,0 +1,56 @@
+// Copyright 2015, 2016 Ethcore (UK) Ltd.
+// This file is part of Parity.
+
+// Parity is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Parity is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Parity.  If not, see <http://www.gnu.org/licenses/>.
+
+//! Path utilities
+
+/// Default ethereum paths
+pub mod ethereum {
+	use std::path::PathBuf;
+
+	#[cfg(target_os = "macos")]
+	/// Default path for ethereum installation on Mac Os
+	pub fn default() -> PathBuf {
+		let mut home = ::std::env::home_dir().expect("Failed to get home dir");
+		home.push("Library");
+		home.push("Ethereum");
+		home
+	}
+
+	#[cfg(windows)]
+	/// Default path for ethereum installation on Windows
+	pub fn default() -> PathBuf {
+		let mut home = ::std::env::home_dir().expect("Failed to get home dir");
+		home.push("AppData");
+		home.push("Roaming");
+		home.push("Ethereum");
+		home
+	}
+
+	#[cfg(not(any(target_os = "macos", windows)))]
+	/// Default path for ethereum installation on posix system which is not Mac OS
+	pub fn default() -> PathBuf {
+		let mut home = ::std::env::home_dir().expect("Failed to get home dir");
+		home.push(".ethereum");
+		home
+	}
+
+	/// Get the specific folder inside default ethereum installation
+	pub fn with_default(s: &str) -> PathBuf {
+		let mut pth = default();
+		pth.push(s);
+		pth
+	}
+}

webapp/Cargo.toml

@@ -18,7 +18,7 @@ ethcore-util = { path = "../util" }
 parity-webapp = { git = "https://github.com/ethcore/parity-webapp.git" }
 # List of apps
 parity-status = { git = "https://github.com/ethcore/parity-status.git", version = "0.3.7" }
-parity-wallet = { git = "https://github.com/ethcore/parity-wallet.git", version = "0.1.1", optional = true }
+parity-wallet = { git = "https://github.com/ethcore/parity-wallet.git", version = "0.2.0", optional = true }
 clippy = { version = "0.0.64", optional = true}
 
 [features]