Merge branch 'master' into tx_queue_live

Conflicts:
	miner/src/miner.rs

miner/src/miner.rs

@@ -97,9 +97,7 @@ impl Miner {
 
 	/// Prepares new block for sealing including top transactions from queue.
 	pub fn prepare_sealing(&self, chain: &BlockChainClient) {
-		let no_of_transactions = 128;
-		// TODO: should select transactions orm queue according to gas limit of block.
-		let transactions = self.transaction_queue.lock().unwrap().top_transactions(no_of_transactions);
+		let transactions = self.transaction_queue.lock().unwrap().top_transactions();
 
 		let b = chain.prepare_sealing(
 			self.author(),
@@ -107,6 +105,7 @@ impl Miner {
 			self.extra_data(),
 			transactions,
 		);
+
 		*self.sealing_block.lock().unwrap() = b;
 	}
 }

miner/src/transaction_queue.rs

@@ -59,7 +59,7 @@
 //!		// Check status
 //!		assert_eq!(txq.status().pending, 2);
 //!		// Check top transactions
-//!		let top = txq.top_transactions(3);
+//!		let top = txq.top_transactions();
 //!		assert_eq!(top.len(), 2);
 //!		assert_eq!(top[0], st1);
 //!		assert_eq!(top[1], st2);
@@ -69,7 +69,7 @@
 //!		txq.remove(&st1.hash(), &default_nonce);
 //!		assert_eq!(txq.status().pending, 0);
 //!		assert_eq!(txq.status().future, 1);
-//!		assert_eq!(txq.top_transactions(3).len(), 0);
+//!		assert_eq!(txq.top_transactions().len(), 0);
 //!	}
 //! ```
 //!
@@ -458,10 +458,9 @@ impl TransactionQueue {
 	// Will be used when mining merged
 	#[allow(dead_code)]
 	/// Returns top transactions from the queue ordered by priority.
-	pub fn top_transactions(&self, size: usize) -> Vec<SignedTransaction> {
+	pub fn top_transactions(&self) -> Vec<SignedTransaction> {
 		self.current.by_priority
 			.iter()
-			.take(size)
 			.map(|t| self.by_hash.get(&t.hash).expect("Transaction Queue Inconsistency"))
 			.map(|t| t.transaction.clone())
 			.collect()
@@ -756,7 +755,7 @@ mod test {
 		txq.add(tx2.clone(), &default_nonce).unwrap();
 
 		// then
-		let top = txq.top_transactions(5);
+		let top = txq.top_transactions();
 		assert_eq!(top[0], tx);
 		assert_eq!(top[1], tx2);
 		assert_eq!(top.len(), 2);
@@ -795,7 +794,7 @@ mod test {
 		let stats = txq.status();
 		assert_eq!(stats.pending, 1);
 		assert_eq!(stats.future, 1);
-		let top = txq.top_transactions(5);
+		let top = txq.top_transactions();
 		assert_eq!(top.len(), 1);
 		assert_eq!(top[0], tx);
 	}
@@ -922,7 +921,7 @@ mod test {
 		txq.add(tx2.clone(), &default_nonce).unwrap();
 
 		// then
-		let t = txq.top_transactions(2);
+		let t = txq.top_transactions();
 		assert_eq!(txq.status().pending, 1);
 		assert_eq!(t.len(), 1);
 		assert_eq!(t[0], tx);
@@ -1046,7 +1045,7 @@ mod test {
 		let stats = txq.status();
 		assert_eq!(stats.pending, 1);
 		assert_eq!(stats.future, 0);
-		assert_eq!(txq.top_transactions(1)[0].gas_price, U256::from(200));
+		assert_eq!(txq.top_transactions()[0].gas_price, U256::from(200));
 	}
 
 	#[test]
@@ -1076,7 +1075,7 @@ mod test {
 		let stats = txq.status();
 		assert_eq!(stats.future, 0);
 		assert_eq!(stats.pending, 2);
-		assert_eq!(txq.top_transactions(2)[1].gas_price, U256::from(200));
+		assert_eq!(txq.top_transactions()[1].gas_price, U256::from(200));
 	}
 
 	#[test]

sync/src/chain.rs

@@ -937,6 +937,11 @@ impl ChainSync {
 	}
 	/// Called when peer sends us new transactions
 	fn on_peer_transactions(&mut self, io: &mut SyncIo, peer_id: PeerId, r: &UntrustedRlp) -> Result<(), PacketDecodeError> {
+		// accepting transactions once only fully synced
+		if !io.is_chain_queue_empty() {
+			return Ok(());
+		}
+
 		let item_count = r.item_count();
 		trace!(target: "sync", "{} -> Transactions ({} entries)", peer_id, item_count);
 
@@ -1282,10 +1287,12 @@ impl ChainSync {
 
 	/// called when block is imported to chain, updates transactions queue and propagates the blocks
 	pub fn chain_new_blocks(&mut self, io: &mut SyncIo, imported: &[H256], invalid: &[H256], enacted: &[H256], retracted: &[H256]) {
-		// Notify miner
-		self.miner.chain_new_blocks(io.chain(), imported, invalid, enacted, retracted);
-		// Propagate latests blocks
-		self.propagate_latest_blocks(io);
+		if io.is_chain_queue_empty() {
+			// Notify miner
+			self.miner.chain_new_blocks(io.chain(), imported, invalid, enacted, retracted);
+			// Propagate latests blocks
+			self.propagate_latest_blocks(io);
+		}
 		// TODO [todr] propagate transactions?
 	}
 
@@ -1654,6 +1661,33 @@ mod tests {
 		assert_eq!(status.transactions_in_future_queue, 0);
 	}
 
+	#[test]
+	fn should_not_add_transactions_to_queue_if_not_synced() {
+		// given
+		let mut client = TestBlockChainClient::new();
+		client.add_blocks(98, EachBlockWith::Uncle);
+		client.add_blocks(1, EachBlockWith::UncleAndTransaction);
+		client.add_blocks(1, EachBlockWith::Transaction);
+		let mut sync = dummy_sync_with_peer(client.block_hash_delta_minus(5));
+
+		let good_blocks = vec![client.block_hash_delta_minus(2)];
+		let retracted_blocks = vec![client.block_hash_delta_minus(1)];
+
+		let mut queue = VecDeque::new();
+		let mut io = TestIo::new(&mut client, &mut queue, None);
+
+		// when
+		sync.chain_new_blocks(&mut io, &[], &[], &[], &good_blocks);
+		assert_eq!(sync.miner.status().transactions_in_future_queue, 0);
+		assert_eq!(sync.miner.status().transactions_in_pending_queue, 0);
+		sync.chain_new_blocks(&mut io, &good_blocks, &[], &[], &retracted_blocks);
+
+		// then
+		let status = sync.miner.status();
+		assert_eq!(status.transactions_in_pending_queue, 0);
+		assert_eq!(status.transactions_in_future_queue, 0);
+	}
+
 	#[test]
 	fn returns_requested_block_headers() {
 		let mut client = TestBlockChainClient::new();

sync/src/io.rs

@@ -37,6 +37,10 @@ pub trait SyncIo {
 	fn peer_info(&self, peer_id: PeerId) -> String {
 		peer_id.to_string()
 	}
+	/// Returns if the chain block queue empty
+	fn is_chain_queue_empty(&self) -> bool {
+		self.chain().queue_info().is_empty()
+	}
 }
 
 /// Wraps `NetworkContext` and the blockchain client

sync/src/lib.rs

@@ -173,7 +173,7 @@ impl NetworkProtocolHandler<SyncMessage> for EthSync {
 			SyncMessage::NewChainHead => {
 				let mut sync_io = NetSyncIo::new(io, self.chain.deref());
 				self.sync.write().unwrap().chain_new_head(&mut sync_io);
-			}
+			},
 			_ => {/* Ignore other messages */},
 		}
 	}

util/Cargo.toml

@@ -29,7 +29,6 @@ sha3 = { path = "sha3" }
 serde = "0.7.0"
 clippy = { version = "0.0.50", optional = true }
 json-tests = { path = "json-tests" }
-rustc_version = "0.1.0"
 igd = "0.4.2"
 ethcore-devtools = { path = "../devtools" }
 libc = "0.2.7"
@@ -44,3 +43,4 @@ dev = ["clippy"]
 
 [build-dependencies]
 vergen = "*"
+rustc_version = "0.1.0"

util/build.rs

@@ -15,9 +15,23 @@
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
 extern crate vergen;
+extern crate rustc_version;
 
 use vergen::*;
+use std::env;
+use std::fs::File;
+use std::io::Write;
+use std::path::Path;
 
 fn main() {
 	vergen(OutputFns::all()).unwrap();
+	let out_dir = env::var("OUT_DIR").unwrap();
+	let dest_path = Path::new(&out_dir).join("rustc_version.rs");
+	let mut f = File::create(&dest_path).unwrap();
+	f.write_all(format!("
+		/// Returns compiler version.
+		pub fn rustc_version() -> &'static str {{
+			\"{}\"
+		}}
+	", rustc_version::version()).as_bytes()).unwrap();
 }

util/src/lib.rs

@@ -109,9 +109,7 @@ extern crate log as rlog;
 extern crate igd;
 extern crate ethcore_devtools as devtools;
 extern crate libc;
-extern crate rustc_version;
 extern crate target_info;
-extern crate vergen;
 extern crate bigint;
 extern crate chrono;
 

util/src/misc.rs

@@ -20,9 +20,9 @@ use std::fs::File;
 use common::*;
 use rlp::{Stream, RlpStream};
 use target_info::Target;
-use rustc_version;
 
 include!(concat!(env!("OUT_DIR"), "/version.rs"));
+include!(concat!(env!("OUT_DIR"), "/rustc_version.rs"));
 
 #[derive(Debug,Clone,PartialEq,Eq)]
 /// Diff type for specifying a change (or not).
@@ -70,7 +70,13 @@ pub fn contents(name: &str) -> Result<Bytes, UtilError> {
 
 /// Get the standard version string for this software.
 pub fn version() -> String {
-	format!("Parity/v{}-unstable-{}-{}/{}-{}-{}/rustc{}", env!("CARGO_PKG_VERSION"), short_sha(), commit_date().replace("-", ""), Target::arch(), Target::os(), Target::env(), rustc_version::version())
+	let sha3 = short_sha();
+	let sha3_dash = if sha3.is_empty() { "" } else { "-" };
+	let commit_date = commit_date().replace("-", "");
+	let date_dash = if commit_date.is_empty() { "" } else { "-" };
+	let env = Target::env();
+	let env_dash = if env.is_empty() { "" } else { "-" };
+	format!("Parity/v{}-unstable{}{}{}{}/{}-{}{}{}/rustc{}", env!("CARGO_PKG_VERSION"), sha3_dash, sha3, date_dash, commit_date, Target::arch(), Target::os(), env_dash, env, rustc_version())
 }
 
 /// Get the standard version data for this software.
@@ -82,7 +88,7 @@ pub fn version_data() -> Bytes {
 		u32::from_str(env!("CARGO_PKG_VERSION_PATCH")).unwrap();
 	s.append(&v);
 	s.append(&"Parity");
-	s.append(&format!("{}", rustc_version::version()));
+	s.append(&format!("{}", rustc_version()));
 	s.append(&&Target::os()[0..2]);
 	s.out()
 }