Update to libp2p-0.36 (#8420)

* Update to libp2p-0.36

* Some more Cargo.lock updates.

substrate/client/authority-discovery/Cargo.toml

@@ -23,7 +23,7 @@ derive_more = "0.99.2"
 either = "1.5.3"
 futures = "0.3.9"
 futures-timer = "3.0.1"
-libp2p = { version = "0.35.1", default-features = false, features = ["kad"] }
+libp2p = { version = "0.36.0", default-features = false, features = ["kad"] }
 log = "0.4.8"
 prometheus-endpoint = { package = "substrate-prometheus-endpoint", path = "../../utils/prometheus", version = "0.9.0"}
 prost = "0.7"

substrate/client/cli/Cargo.toml

@@ -18,7 +18,7 @@ regex = "1.4.2"
 tokio = { version = "0.2.21", features = [ "signal", "rt-core", "rt-threaded", "blocking" ] }
 futures = "0.3.9"
 fdlimit = "0.2.1"
-libp2p = "0.35.1"
+libp2p = "0.36.0"
 parity-scale-codec = "2.0.0"
 hex = "0.4.2"
 rand = "0.7.3"

substrate/client/network-gossip/Cargo.toml

@@ -17,7 +17,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 [dependencies]
 futures = "0.3.9"
 futures-timer = "3.0.1"
-libp2p = { version = "0.35.1", default-features = false }
+libp2p = { version = "0.36.0", default-features = false }
 log = "0.4.8"
 lru = "0.6.5"
 prometheus-endpoint = { package = "substrate-prometheus-endpoint", version = "0.9.0", path = "../../utils/prometheus" }

substrate/client/network/Cargo.toml

@@ -63,17 +63,17 @@ wasm-timer = "0.2"
 zeroize = "1.2.0"
 
 [dependencies.libp2p]
-version = "0.35.1"
+version = "0.36.0"
 
 [target.'cfg(target_os = "unknown")'.dependencies.libp2p]
-version = "0.35.1"
+version = "0.36.0"
 default-features = false
 features = ["identify", "kad", "mdns", "mplex", "noise", "ping", "request-response", "tcp-async-io", "websocket", "yamux"]
 
 
 [dev-dependencies]
 assert_matches = "1.3"
-libp2p = { version = "0.35.1", default-features = false }
+libp2p = { version = "0.36.0", default-features = false }
 quickcheck = "1.0.3"
 rand = "0.7.2"
 sp-keyring = { version = "3.0.0", path = "../../primitives/keyring" }

substrate/client/network/src/discovery.rs

@@ -61,7 +61,7 @@ use libp2p::kad::handler::KademliaHandlerProto;
 use libp2p::kad::QueryId;
 use libp2p::kad::record::{self, store::{MemoryStore, RecordStore}};
 #[cfg(not(target_os = "unknown"))]
-use libp2p::mdns::{Mdns, MdnsEvent};
+use libp2p::mdns::{Mdns, MdnsConfig, MdnsEvent};
 use libp2p::multiaddr::Protocol;
 use log::{debug, info, trace, warn};
 use std::{cmp, collections::{HashMap, HashSet, VecDeque}, io, num::NonZeroUsize, time::Duration};
@@ -220,7 +220,7 @@ impl DiscoveryConfig {
 			discovery_only_if_under_num,
 			#[cfg(not(target_os = "unknown"))]
 			mdns: if enable_mdns {
-				MdnsWrapper::Instantiating(Mdns::new().boxed())
+				MdnsWrapper::Instantiating(Mdns::new(MdnsConfig::default()).boxed())
 			} else {
 				MdnsWrapper::Disabled
 			},

substrate/client/network/src/transport.rs

@@ -63,10 +63,11 @@ pub fn build_transport(
 		let desktop_trans = tcp::TcpConfig::new().nodelay(true);
 		let desktop_trans = websocket::WsConfig::new(desktop_trans.clone())
 			.or_transport(desktop_trans);
-		OptionalTransport::some(if let Ok(dns) = dns::DnsConfig::new(desktop_trans.clone()) {
+		let dns_init = futures::executor::block_on(dns::DnsConfig::system(desktop_trans.clone()));
+		OptionalTransport::some(if let Ok(dns) = dns_init {
 			EitherTransport::Left(dns)
 		} else {
-			EitherTransport::Right(desktop_trans.map_err(dns::DnsErr::Underlying))
+			EitherTransport::Right(desktop_trans.map_err(dns::DnsErr::Transport))
 		})
 	} else {
 		OptionalTransport::none()

substrate/client/network/test/Cargo.toml

@@ -20,7 +20,7 @@ parking_lot = "0.11.1"
 futures = "0.3.9"
 futures-timer = "3.0.1"
 rand = "0.7.2"
-libp2p = { version = "0.35.1", default-features = false }
+libp2p = { version = "0.36.0", default-features = false }
 sp-consensus = { version = "0.9.0", path = "../../../primitives/consensus/common" }
 sc-consensus = { version = "0.9.0", path = "../../consensus/common" }
 sc-client-api = { version = "3.0.0", path = "../../api" }

substrate/client/peerset/Cargo.toml

@@ -16,7 +16,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 
 [dependencies]
 futures = "0.3.9"
-libp2p = { version = "0.35.1", default-features = false }
+libp2p = { version = "0.36.0", default-features = false }
 sp-utils = { version = "3.0.0", path = "../../primitives/utils"}
 log = "0.4.8"
 serde_json = "1.0.41"

substrate/client/telemetry/Cargo.toml

@@ -18,7 +18,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 parking_lot = "0.11.1"
 futures = "0.3.9"
 wasm-timer = "0.2.5"
-libp2p = { version = "0.35.1", default-features = false, features = ["dns", "tcp-async-io", "wasm-ext", "websocket"] }
+libp2p = { version = "0.36.0", default-features = false, features = ["dns-async-std", "tcp-async-io", "wasm-ext", "websocket"] }
 log = "0.4.8"
 pin-project = "1.0.4"
 rand = "0.7.2"

substrate/client/telemetry/src/transport.rs

@@ -17,6 +17,7 @@
 // along with this program. If not, see <https://www.gnu.org/licenses/>.
 
 use futures::{
+	executor::block_on,
 	prelude::*,
 	ready,
 	task::{Context, Poll},
@@ -47,7 +48,7 @@ pub(crate) fn initialize_transport(
 	// an external transport on desktop and the fallback is used all the time.
 	#[cfg(not(target_os = "unknown"))]
 	let transport = transport.or_transport({
-		let inner = libp2p::dns::DnsConfig::new(libp2p::tcp::TcpConfig::new())?;
+		let inner = block_on(libp2p::dns::DnsConfig::system(libp2p::tcp::TcpConfig::new()))?;
 		libp2p::websocket::framed::WsConfig::new(inner).and_then(|connec, _| {
 			let connec = connec
 				.with(|item| {