New service initial commit

Cargo.toml

@@ -10,6 +10,8 @@ edition = "2018"
 
 [dependencies]
 cli = { package = "polkadot-cli", path = "cli" }
+# It looks like this is the only way to pass features to it
+collator = { package = "polkadot-collator", path = "collator" }
 futures = "0.3.4"
 service = { package = "polkadot-service", path = "service" }
 parity-util-mem = { version = "*", default-features = false, features = ["jemalloc-global"] }
@@ -42,6 +44,7 @@ members = [
 
 	"node/messages",
 	"node/overseer",
+	"node/service",
 
 	"parachain/test-parachains",
 	"parachain/test-parachains/adder",
@@ -64,3 +67,7 @@ panic = "unwind"
 
 [features]
 runtime-benchmarks=["cli/runtime-benchmarks"]
+service-rewr= [
+	"cli/service-rewr",
+	"collator/service-rewr",
+]

cli/Cargo.toml

@@ -23,7 +23,8 @@ sp-runtime = { git = "https://github.com/paritytech/substrate", branch = "master
 sc-client-api = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sc-client-db = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sc-executor = { git = "https://github.com/paritytech/substrate", branch = "master" }
-service = { package = "polkadot-service", path = "../service", default-features = false }
+service = { package = "polkadot-service", path = "../service", default-features = false, optional = true }
+service-new = { package = "polkadot-service-new", path = "../node/service", default-features = false, optional = true }
 
 tokio = { version = "0.2.13", features = ["rt-threaded"], optional = true }
 frame-benchmarking-cli = { git = "https://github.com/paritytech/substrate", branch = "master", optional = true }
@@ -38,19 +39,21 @@ browser-utils = { package = "substrate-browser-utils", git = "https://github.com
 substrate-build-script-utils = { git = "https://github.com/paritytech/substrate", branch = "master" }
 
 [features]
-default = [ "wasmtime", "db", "cli" ]
+default = [ "wasmtime", "db", "cli", "service-old" ]
 wasmtime = [ "sc-cli/wasmtime" ]
 db = [ "service/db" ]
 cli = [
 	"tokio",
 	"sc-cli",
 	"sc-service",
 	"frame-benchmarking-cli",
-	"service/full-node",
 ]
+service-old = [ "service/full-node" ]
 browser = [
 	"wasm-bindgen",
 	"wasm-bindgen-futures",
 	"browser-utils",
+	"service",
 ]
-runtime-benchmarks = ["service/runtime-benchmarks"]
+runtime-benchmarks = [ "service/runtime-benchmarks" ]
+service-rewr = [ "service-new/full-node" ]

cli/src/command.rs

@@ -15,7 +15,10 @@
 // along with Polkadot.  If not, see <http://www.gnu.org/licenses/>.
 
 use log::info;
+#[cfg(not(feature = "service-rewr"))]
 use service::{IdentifyVariant, self};
+#[cfg(feature = "service-rewr")]
+use service_new::{IdentifyVariant, self as service};
 use sc_executor::NativeExecutionDispatch;
 use sc_cli::{SubstrateCli, Result};
 use crate::cli::{Cli, Subcommand};
@@ -206,7 +209,7 @@ pub fn run() -> Result<()> {
 			if cfg!(feature = "browser") {
 				Err(sc_cli::Error::Input("Cannot run validation worker in browser".into()))
 			} else {
-				#[cfg(not(feature = "browser"))]
+				#[cfg(all(not(feature = "browser"), not(feature = "service-rewr")))]
 				service::run_validation_worker(&cmd.mem_id)?;
 				Ok(())
 			}

cli/src/lib.rs

@@ -26,11 +26,19 @@ mod cli;
 #[cfg(feature = "cli")]
 mod command;
 
+#[cfg(not(feature = "service-rewr"))]
 pub use service::{
 	AbstractService, ProvideRuntimeApi, CoreApi, ParachainHost, IdentifyVariant,
 	Block, self, RuntimeApiCollection, TFullClient
 };
 
+#[cfg(feature = "service-rewr")]
+pub use service_new::{
+	self as service,
+	AbstractService, ProvideRuntimeApi, CoreApi, ParachainHost, IdentifyVariant,
+	Block, self, RuntimeApiCollection, TFullClient
+};
+
 #[cfg(feature = "cli")]
 pub use cli::*;
 

collator/Cargo.toml

@@ -21,11 +21,17 @@ polkadot-primitives = { path = "../primitives" }
 polkadot-cli = { path = "../cli" }
 polkadot-network = { path = "../network" }
 polkadot-validation = { path = "../validation" }
-polkadot-service = { path = "../service" }
+polkadot-service = { path = "../service", optional = true}
+polkadot-service-new = { path = "../node/service", optional = true }
 log = "0.4.8"
 tokio = "0.2.13"
 futures-timer = "2.0"
 codec = { package = "parity-scale-codec", version = "1.3.0" }
 
 [dev-dependencies]
 keyring = { package = "sp-keyring", git = "https://github.com/paritytech/substrate", branch = "master" }
+
+[features]
+default = ["service-old"]
+service-old = [ "polkadot-service" ]
+service-rewr = [ "polkadot-service-new" ]

collator/src/lib.rs

@@ -74,7 +74,13 @@ pub use sc_network::PeerId;
 pub use service::RuntimeApiCollection;
 pub use sc_cli::SubstrateCli;
 use sp_api::{ConstructRuntimeApi, ApiExt, HashFor};
-use polkadot_service::PolkadotClient;
+#[cfg(not(feature = "service-rewr"))]
+use polkadot_service::{FullNodeHandles, PolkadotClient};
+#[cfg(feature = "service-rewr")]
+use polkadot_service_new::{
+	self as polkadot_service,
+	Error as ServiceError, FullNodeHandles, PolkadotClient,
+};
 
 const COLLATION_TIMEOUT: Duration = Duration::from_secs(30);
 
@@ -201,9 +207,46 @@ pub async fn collate<P>(
 	Ok(collation)
 }
 
+#[cfg(feature = "service-rewr")]
+fn build_collator_service<SP, P, C, R, Extrinsic>(
+	_spawner: SP,
+	_handles: FullNodeHandles,
+	_client: Arc<C>,
+	_para_id: ParaId,
+	_key: Arc<CollatorPair>,
+	_build_parachain_context: P,
+) -> Result<future::Ready<()>, polkadot_service::Error>
+	where
+		C: PolkadotClient<
+			service::Block,
+			service::TFullBackend<service::Block>,
+			R
+		> + 'static,
+		R: ConstructRuntimeApi<service::Block, C> + Sync + Send,
+		<R as ConstructRuntimeApi<service::Block, C>>::RuntimeApi:
+			sp_api::ApiExt<
+				service::Block,
+				StateBackend = <service::TFullBackend<service::Block> as service::Backend<service::Block>>::State,
+			>
+			+ RuntimeApiCollection<
+				Extrinsic,
+				StateBackend = <service::TFullBackend<service::Block> as service::Backend<service::Block>>::State,
+			>
+			+ Sync + Send,
+		P: BuildParachainContext,
+		P::ParachainContext: Send + 'static,
+		<P::ParachainContext as ParachainContext>::ProduceCandidate: Send,
+		Extrinsic: service::Codec + Send + Sync + 'static,
+		SP: Spawn + Clone + Send + Sync + 'static,
+{
+	Err("Collator is not functional with the new service yet".into())
+}
+
+
+#[cfg(not(feature = "service-rewr"))]
 fn build_collator_service<SP, P, C, R, Extrinsic>(
 	spawner: SP,
-	handles: polkadot_service::FullNodeHandles,
+	handles: FullNodeHandles,
 	client: Arc<C>,
 	para_id: ParaId,
 	key: Arc<CollatorPair>,
@@ -408,6 +451,7 @@ where
 	Ok(())
 }
 
+#[cfg(not(feature = "service-rewr"))]
 fn compute_targets(para_id: ParaId, session_keys: &[ValidatorId], roster: DutyRoster) -> HashSet<ValidatorId> {
 	use polkadot_primitives::parachain::Chain;
 

node/overseer/src/lib.rs

@@ -56,6 +56,7 @@
 
 use std::fmt::Debug;
 use std::pin::Pin;
+use std::sync::Arc;
 use std::task::Poll;
 use std::time::Duration;
 use std::collections::HashSet;
@@ -232,7 +233,7 @@ impl OverseerHandler {
 /// [`Overseer`]: struct.Overseer.html
 /// [`OverseerHandler`]: struct.OverseerHandler.html
 pub async fn forward_events<P: BlockchainEvents<Block>>(
-	client: P,
+	client: Arc<P>,
 	mut handler: OverseerHandler,
 ) -> SubsystemResult<()> {
 	let mut finality = client.finality_notification_stream();

node/service/Cargo.toml

@@ -0,0 +1,69 @@
+[package]
+name = "polkadot-service-new"
+version = "0.8.3"
+authors = ["Parity Technologies <admin@parity.io>"]
+edition = "2018"
+
+[dependencies]
+parking_lot = "0.9.0"
+serde = { version = "1.0.102", features = ["derive"] }
+lazy_static = "1.4.0"
+log = "0.4.8"
+futures = "0.3.4"
+slog = "2.5.2"
+hex-literal = "0.2.1"
+polkadot-primitives = { path = "../../primitives" }
+polkadot-runtime = { path = "../../runtime/polkadot" }
+polkadot-overseer = { path = "../overseer" }
+kusama-runtime = { path = "../../runtime/kusama" }
+westend-runtime = { path = "../../runtime/westend" }
+polkadot-network = { path = "../../network", optional = true }
+polkadot-rpc = { path = "../../rpc" }
+sp-io = { git = "https://github.com/paritytech/substrate", branch = "master" }
+sp-api = { git = "https://github.com/paritytech/substrate", branch = "master" }
+sp-runtime = { git = "https://github.com/paritytech/substrate", branch = "master" }
+sp-blockchain = { git = "https://github.com/paritytech/substrate", branch = "master" }
+sp-core = { git = "https://github.com/paritytech/substrate", branch = "master" }
+sc-client-api = { git = "https://github.com/paritytech/substrate", branch = "master" }
+sc-client-db = { git = "https://github.com/paritytech/substrate", branch = "master" }
+sc-chain-spec = { git = "https://github.com/paritytech/substrate", branch = "master" }
+sc-executor = { git = "https://github.com/paritytech/substrate", branch = "master" }
+sc-consensus = { git = "https://github.com/paritytech/substrate", branch = "master" }
+sc-network = { git = "https://github.com/paritytech/substrate", branch = "master" }
+consensus_common = { package = "sp-consensus", git = "https://github.com/paritytech/substrate", branch = "master" }
+grandpa = { package = "sc-finality-grandpa", git = "https://github.com/paritytech/substrate", branch = "master" }
+grandpa_primitives = { package = "sp-finality-grandpa", git = "https://github.com/paritytech/substrate", branch = "master" }
+inherents = { package = "sp-inherents", git = "https://github.com/paritytech/substrate", branch = "master" }
+service = { package = "sc-service", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+telemetry = { package = "sc-telemetry", git = "https://github.com/paritytech/substrate", branch = "master" }
+sc-block-builder = { git = "https://github.com/paritytech/substrate", branch = "master" }
+sc-transaction-pool = { git = "https://github.com/paritytech/substrate", branch = "master" }
+sp-transaction-pool = { git = "https://github.com/paritytech/substrate", branch = "master" }
+sc-keystore = { git = "https://github.com/paritytech/substrate", branch = "master" }
+pallet-babe = { git = "https://github.com/paritytech/substrate", branch = "master" }
+pallet-staking = { git = "https://github.com/paritytech/substrate", branch = "master" }
+im-online = { package = "pallet-im-online", git = "https://github.com/paritytech/substrate", branch = "master" }
+authority-discovery = { package = "sc-authority-discovery", git = "https://github.com/paritytech/substrate", branch = "master" }
+authority-discovery-primitives = { package = "sp-authority-discovery", git = "https://github.com/paritytech/substrate", branch = "master" }
+babe = { package = "sc-consensus-babe", git = "https://github.com/paritytech/substrate", branch = "master" }
+babe-primitives = { package = "sp-consensus-babe", git = "https://github.com/paritytech/substrate", branch = "master" }
+sp-block-builder = { git = "https://github.com/paritytech/substrate", branch = "master" }
+pallet-transaction-payment-rpc-runtime-api = { git = "https://github.com/paritytech/substrate", branch = "master" }
+system_rpc_runtime_api = { package = "frame-system-rpc-runtime-api", git = "https://github.com/paritytech/substrate", branch = "master" }
+codec = { package = "parity-scale-codec", version = "1.3.0" }
+sp-session = { git = "https://github.com/paritytech/substrate", branch = "master" }
+sp-offchain = { package = "sp-offchain", git = "https://github.com/paritytech/substrate", branch = "master" }
+prometheus-endpoint = { package = "substrate-prometheus-endpoint", git = "https://github.com/paritytech/substrate", branch = "master" }
+frame-benchmarking = { git = "https://github.com/paritytech/substrate", branch = "master" }
+sc-basic-authorship = { git = "https://github.com/paritytech/substrate", branch = "master" }
+
+[dev-dependencies]
+polkadot-test-runtime-client = { path = "../../runtime/test-runtime/client" }
+sc-block-builder = { git = "https://github.com/paritytech/substrate", branch = "master" }
+env_logger = "0.7.0"
+
+[features]
+default = ["db", "full-node"]
+db = ["service/db"]
+runtime-benchmarks = ["polkadot-runtime/runtime-benchmarks", "kusama-runtime/runtime-benchmarks", "westend-runtime/runtime-benchmarks"]
+full-node = []

node/service/README.adoc

@@ -0,0 +1,5 @@
+
+= Polkadot Service
+
+placeholder
+//TODO Write content :) (https://github.com/paritytech/polkadot/issues/159)