From 2e3bb9629802ae0da6d21db0d831c7f8da210d99 Mon Sep 17 00:00:00 2001
From: gguoss <guanghuaguo.oss@gmail.com>
Date: Sun, 16 Jun 2019 16:28:56 +0800
Subject: [PATCH] Add aura finalize

Add get_finalized_info in client
---
 core/cli/src/informant.rs      |   7 +-
 core/client/src/client.rs      |  11 ++
 core/network/src/protocol.rs   |   5 +-
 core/primitives/src/storage.rs |   3 +
 node/runtime/wasm/Cargo.lock   | 259 ++++++++++++++-------------------
 5 files changed, 133 insertions(+), 152 deletions(-)

diff --git a/core/cli/src/informant.rs b/core/cli/src/informant.rs
index 0d100c1963b3d..a1d081c67fbb1 100644
--- a/core/cli/src/informant.rs
+++ b/core/cli/src/informant.rs
@@ -59,7 +59,8 @@ pub fn start<C>(service: &Service<C>, exit: ::exit_future::Exit, handle: TaskExe
 			};
 			last_number = Some(best_number);
 			let txpool_status = txpool.status();
-			let finalized_number: u64 = info.chain.finalized_number.as_();
+			let (finalized_number, finalized_hash) = client.get_finalized_info(best_hash);
+			let finalized_number: u64 = finalized_number.as_();
 			let bandwidth_download = network.average_download_per_sec();
 			let bandwidth_upload = network.average_upload_per_sec();
 			info!(
@@ -71,7 +72,7 @@ pub fn start<C>(service: &Service<C>, exit: ::exit_future::Exit, handle: TaskExe
 				Colour::White.paint(format!("{}", best_number)),
 				best_hash,
 				Colour::White.paint(format!("{}", finalized_number)),
-				info.chain.finalized_hash,
+				finalized_hash.clone().unwrap_or_default(),
 				TransferRateFormat(bandwidth_download),
 				TransferRateFormat(bandwidth_upload),
 			);
@@ -102,7 +103,7 @@ pub fn start<C>(service: &Service<C>, exit: ::exit_future::Exit, handle: TaskExe
 				"cpu" => cpu_usage,
 				"memory" => memory,
 				"finalized_height" => finalized_number,
-				"finalized_hash" => ?info.chain.finalized_hash,
+				"finalized_hash" => ?finalized_hash.unwrap_or_default(),
 				"bandwidth_download" => bandwidth_download,
 				"bandwidth_upload" => bandwidth_upload,
 				"used_state_cache_size" => used_state_cache_size,
diff --git a/core/client/src/client.rs b/core/client/src/client.rs
index 257f120d72c63..b53a3c20467a1 100644
--- a/core/client/src/client.rs
+++ b/core/client/src/client.rs
@@ -803,6 +803,17 @@ impl<B, E, Block, RA> Client<B, E, Block, RA> where
 		result
 	}
 
+    pub fn get_finalized_info(&self, hash: Block::Hash) -> (NumberFor<Block>, Option<Block::Hash>) {
+		let finalized_number = match self.storage(&BlockId::Hash(hash),
+				&StorageKey(well_known_keys::AURA_FINALIZE.to_vec())) {
+			Ok(Some(number)) => Decode::decode(&mut number.0.as_slice()).unwrap_or(NumberFor::<Block>::zero()),
+			_ => NumberFor::<Block>::zero(),
+		};
+		let finalized_hash = self.block_hash(finalized_number).unwrap_or(None);
+
+		(finalized_number, finalized_hash)
+	}
+
 	fn execute_and_import_block(
 		&self,
 		operation: &mut ClientImportOperation<Block, Blake2Hasher, B>,
diff --git a/core/network/src/protocol.rs b/core/network/src/protocol.rs
index 62c5f508dbd2b..efb62f4d90e91 100644
--- a/core/network/src/protocol.rs
+++ b/core/network/src/protocol.rs
@@ -407,13 +407,14 @@ impl<B: BlockT, S: NetworkSpecialization<B>, H: ExHashT> Protocol<B, S, H> {
 			GenericMessage::FinalityProofResponse(response) =>
 				return self.on_finality_proof_response(network_out, who, response),
 			GenericMessage::Consensus(msg) => {
-				if self.context_data.peers.get(&who).map_or(false, |peer| peer.info.protocol_version > 2) {
+				debug!(target: "gossip", "---Received Consensus message---");
+				/*if self.context_data.peers.get(&who).map_or(false, |peer| peer.info.protocol_version > 2) {
 					self.consensus_gossip.on_incoming(
 						&mut ProtocolContext::new(&mut self.context_data, network_out),
 						who,
 						msg,
 					);
-				}
+				}*/
 			}
 			other => self.specialization.on_message(
 				&mut ProtocolContext::new(&mut self.context_data, network_out),
diff --git a/core/primitives/src/storage.rs b/core/primitives/src/storage.rs
index 6a19662cd62a1..86289af4789d5 100644
--- a/core/primitives/src/storage.rs
+++ b/core/primitives/src/storage.rs
@@ -87,6 +87,9 @@ pub mod well_known_keys {
 	/// The type of this value is encoded `u32`. 
 	pub const MAX_EXTRINSICS_COUNT: &'static [u8] = b":max_extrinsics_count";
 
+	/// aura DPOS finalize.
+	pub const AURA_FINALIZE: &'static [u8] = b":aura_finalize";
+
 	/// Whether a key is a child storage key.
 	///
 	/// This is convenience function which basically checks if the given `key` starts
diff --git a/node/runtime/wasm/Cargo.lock b/node/runtime/wasm/Cargo.lock
index cee874bf50431..c7ac357c01136 100644
--- a/node/runtime/wasm/Cargo.lock
+++ b/node/runtime/wasm/Cargo.lock
@@ -119,11 +119,6 @@ dependencies = [
  "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "base-x"
-version = "0.2.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "base58"
 version = "0.1.0"
@@ -482,11 +477,6 @@ dependencies = [
  "generic-array 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "discard"
-version = "1.0.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "dns-parser"
 version = "0.8.0"
@@ -886,41 +876,42 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "libp2p"
-version = "0.7.0"
+version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core-derive 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-dns 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-floodsub 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-identify 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-kad 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-mdns 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-mplex 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-noise 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-ping 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-plaintext 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-ratelimit 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-secio 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-tcp 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-uds 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-yamux 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core-derive 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-dns 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-floodsub 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-identify 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-kad 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-mdns 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-mplex 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-noise 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-ping 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-plaintext 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-ratelimit 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-secio 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-tcp 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-uds 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-wasm-ext 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-yamux 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multihash 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "stdweb 0.4.15 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-timer 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "libp2p-core"
-version = "0.7.0"
+version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "asn1_der 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -931,6 +922,7 @@ dependencies = [
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libsecp256k1 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "multistream-select 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -941,21 +933,20 @@ dependencies = [
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "ring 0.14.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "rw-stream-sink 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "secp256k1 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-timer 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "unsigned-varint 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "untrusted 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-timer 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "zeroize 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "libp2p-core-derive"
-version = "0.7.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -964,20 +955,19 @@ dependencies = [
 
 [[package]]
 name = "libp2p-dns"
-version = "0.7.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-dns-unofficial 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "libp2p-floodsub"
-version = "0.7.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bs58 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -985,7 +975,7 @@ dependencies = [
  "cuckoofilter 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "protobuf 2.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -996,13 +986,13 @@ dependencies = [
 
 [[package]]
 name = "libp2p-identify"
-version = "0.7.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1010,14 +1000,14 @@ dependencies = [
  "smallvec 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-timer 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "unsigned-varint 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-timer 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "libp2p-kad"
-version = "0.7.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "arrayref 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1027,7 +1017,7 @@ dependencies = [
  "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multihash 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1037,20 +1027,20 @@ dependencies = [
  "smallvec 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-timer 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "unsigned-varint 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-timer 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "libp2p-mdns"
-version = "0.7.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "data-encoding 2.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "dns-parser 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "net2 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1058,20 +1048,20 @@ dependencies = [
  "smallvec 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-reactor 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-timer 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-udp 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-timer 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "libp2p-mplex"
-version = "0.7.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1081,14 +1071,16 @@ dependencies = [
 
 [[package]]
 name = "libp2p-noise"
-version = "0.5.0"
+version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
+ "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "curve25519-dalek 1.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "protobuf 2.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "ring 0.14.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "snow 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1099,41 +1091,42 @@ dependencies = [
 
 [[package]]
 name = "libp2p-ping"
-version = "0.7.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "arrayvec 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-timer 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-timer 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "libp2p-plaintext"
-version = "0.7.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "libp2p-ratelimit"
-version = "0.7.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "aio-limited 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1141,7 +1134,7 @@ dependencies = [
 
 [[package]]
 name = "libp2p-secio"
-version = "0.7.0"
+version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "aes-ctr 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1152,13 +1145,13 @@ dependencies = [
  "hmac 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "js-sys 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-send-wrapper 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "protobuf 2.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "ring 0.14.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "rw-stream-sink 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "send_wrapper 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "twofish 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1170,14 +1163,14 @@ dependencies = [
 
 [[package]]
 name = "libp2p-tcp"
-version = "0.7.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
+ "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "get_if_addrs 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tk-listen 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-tcp 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1185,23 +1178,36 @@ dependencies = [
 
 [[package]]
 name = "libp2p-uds"
-version = "0.7.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-uds 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "libp2p-wasm-ext"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "js-sys 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-send-wrapper 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen-futures 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "libp2p-yamux"
-version = "0.7.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "yamux 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1561,6 +1567,11 @@ dependencies = [
  "unsigned-varint 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "parity-send-wrapper"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "parity-wasm"
 version = "0.31.3"
@@ -2038,16 +2049,6 @@ name = "scopeguard"
 version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
-[[package]]
-name = "secp256k1"
-version = "0.12.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "cc 1.0.30 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "semver"
 version = "0.9.0"
@@ -2592,50 +2593,6 @@ name = "static_slice"
 version = "0.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
-[[package]]
-name = "stdweb"
-version = "0.4.15"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "discard 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "stdweb-derive 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "stdweb-internal-macros 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "stdweb-internal-runtime 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "stdweb-derive"
-version = "0.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "stdweb-internal-macros"
-version = "0.2.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "base-x 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.39 (registry+https://github.com/rust-lang/crates.io-index)",
- "sha1 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "stdweb-internal-runtime"
-version = "0.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "stream-cipher"
 version = "0.3.0"
@@ -2727,7 +2684,7 @@ dependencies = [
  "crossbeam-channel 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 2.0.0",
@@ -3383,6 +3340,18 @@ dependencies = [
  "weedle 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "wasm-timer"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "send_wrapper 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-timer 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
+ "web-sys 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "wasmi"
 version = "0.4.3"
@@ -3541,7 +3510,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "a6d640bee2da49f60a4068a7fae53acde8982514ab7bae8b8cea9e88cbcfd799"
 "checksum backtrace 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)" = "cd5a90e2b463010cd0e0ce9a11d4a9d5d58d9f41d4a6ba3dcaf9e68b466e88b4"
 "checksum backtrace-sys 0.1.28 (registry+https://github.com/rust-lang/crates.io-index)" = "797c830ac25ccc92a7f8a7b9862bde440715531514594a6154e3d4a54dd769b6"
-"checksum base-x 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)" = "d55aa264e822dbafa12db4d54767aff17c6ba55ea2d8559b3e17392c7d000e5d"
 "checksum base58 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "5024ee8015f02155eee35c711107ddd9a9bf3cb689cf2a9089c97e79b6e1ae83"
 "checksum bigint 4.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "ebecac13b3c745150d7b6c3ea7572d372f09d627c2077e893bf26c5c7f70d282"
 "checksum bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)" = "228047a76f468627ca71776ecdebd732a3423081fcf5125585bcd7c49886ce12"
@@ -3587,7 +3555,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum derive_more 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fbe9f11be34f800b3ecaaed0ec9ec2e015d1d0ba0c8644c1310f73d6e8994615"
 "checksum digest 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "e5b29bf156f3f4b3c4f610a25ff69370616ae6e0657d416de22645483e72af0a"
 "checksum digest 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "05f47366984d3ad862010e22c7ce81a7dbcaebbdfb37241a620f8b6596ee135c"
-"checksum discard 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)" = "212d0f5754cb6769937f4501cc0e67f4f4483c8d2c3e1e922ee9edbe4ab4c7c0"
 "checksum dns-parser 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c4d33be9473d06f75f58220f71f7a9317aca647dc061dbd3c361b0bef505fbea"
 "checksum ed25519-dalek 1.0.0-pre.1 (registry+https://github.com/rust-lang/crates.io-index)" = "81956bcf7ef761fb4e1d88de3fa181358a0d26cbcb9755b587a08f9119824b86"
 "checksum either 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "c67353c641dc847124ea1902d69bd753dee9bb3beff9aa3662ecf86c971d1fac"
@@ -3640,23 +3607,24 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "bc5729f27f159ddd61f4df6228e827e86643d4d3e7c32183cb30a1c08f604a14"
 "checksum lazycell 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "b294d6fa9ee409a054354afc4352b0b9ef7ca222c69b8812cbea9e7d2bf3783f"
 "checksum libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)" = "aab692d7759f5cd8c859e169db98ae5b52c924add2af5fbbca11d12fefb567c1"
-"checksum libp2p 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "0231edab431064b30b7749484a39735eb36492cef4658c372c9059e58c3003aa"
-"checksum libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d1a3bad2ed26297112847678683dd221473a0d44297250b61f004e1b35e72493"
-"checksum libp2p-core-derive 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3f765f103b680cbed910b02bfdbdcfce5b1142899c93e51acb960bf59b6f81b1"
-"checksum libp2p-dns 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "4b129d20cc8cbb6ce5da8361045649c024659173e246c5dfbf20ae06071c046a"
-"checksum libp2p-floodsub 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "70d68816b8435d6788399416eb2f0a6974fb1d15c4be5c30141f87c8e81746df"
-"checksum libp2p-identify 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "718ca645a065fd70855ca6042a7df686c24cd21add750c37a82c811fbd1e5c43"
-"checksum libp2p-kad 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "bbe27c623a6a720efd5d704347838972062f89149a9c3cd149748da60bdcd3e0"
-"checksum libp2p-mdns 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c9bc1a5d85f4812cae6367b49a432763fe28997bac7c530dc55b70ec18a78aa7"
-"checksum libp2p-mplex 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fe5a858342a1cc89464474f7edc4bae1da649b9c823a3e04d9fb494493601746"
-"checksum libp2p-noise 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fc6b5185c50a52a12e7bbe2ee7799059e24de4e52ab25edbfd26c8ab8515d317"
-"checksum libp2p-ping 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7905c1431ad115bee83405770629a27d6f17153ad02ec9670a7347998ef20e22"
-"checksum libp2p-plaintext 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "cc17626763ded57da8fed73187c2d9f6ebb89d30838673c430315bf560c7e4db"
-"checksum libp2p-ratelimit 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "2409d08b809ab1a74269597f7da2829d117cc11b9ed3343af33fc20831619726"
-"checksum libp2p-secio 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "258cdc6742945c8f6402997bbbf36733588e2db18e5a0014da6d46e3ccfb92cf"
-"checksum libp2p-tcp 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1b5691e2ba2720d42bd1e93d6b90239fa9235c1956ef6a5f1dd499a7ae2767be"
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