overseer becomes orchestra (#5542)

* rename overseer-gen to orchestra

Also drop `gum` and use `tracing`.

* make orchestra compile as standalone

* introduce Spawner trait to split from sp_core

Finalizes the independence of orchestra from polkadot-overseer

* slip of the pen

* other fixins

* remove unused import

* Update node/overseer/orchestra/proc-macro/src/impl_builder.rs

Co-authored-by: Vsevolod Stakhov <vsevolod.stakhov@parity.io>

* Update node/overseer/orchestra/proc-macro/src/impl_builder.rs

Co-authored-by: Vsevolod Stakhov <vsevolod.stakhov@parity.io>

* orchestra everywhere

* leaky data

* Bump scale-info from 2.1.1 to 2.1.2 (#5552)

Bumps [scale-info](https://github.com/paritytech/scale-info) from 2.1.1 to 2.1.2.
- [Release notes](https://github.com/paritytech/scale-info/releases)
- [Changelog](https://github.com/paritytech/scale-info/blob/master/CHANGELOG.md)
- [Commits](https://github.com/paritytech/scale-info/compare/v2.1.1...v2.1.2)

---
updated-dependencies:
- dependency-name: scale-info
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* Add missing markdown code block delimiter (#5555)

* bitfield-signing: remove util::jobs usage  (#5523)

* Switch to pooling copy-on-write instantiation strategy for WASM (companion for Substrate#11232) (#5337)

* Switch to pooling copy-on-write instantiation strategy for WASM

* Fix compilation of `polkadot-test-service`

* Update comments

* Move `max_memory_size` to `Semantics`

* Rename `WasmInstantiationStrategy` to `WasmtimeInstantiationStrategy`

* Update a safety comment

* update lockfile for {"substrate"}

Co-authored-by: parity-processbot <>

* Fix build

Co-authored-by: Vsevolod Stakhov <vsevolod.stakhov@parity.io>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Malte Kliemann <mail@maltekliemann.com>
Co-authored-by: Chris Sosnin <48099298+slumber@users.noreply.github.com>
Co-authored-by: Koute <koute@users.noreply.github.com>

polkadot/node/core/runtime-api/src/lib.rs

@@ -25,7 +25,7 @@
 use polkadot_node_subsystem::{
 	errors::RuntimeApiError,
 	messages::{RuntimeApiMessage, RuntimeApiRequest as Request},
-	overseer, FromOverseer, OverseerSignal, SpawnedSubsystem, SubsystemError, SubsystemResult,
+	overseer, FromOrchestra, OverseerSignal, SpawnedSubsystem, SubsystemError, SubsystemResult,
 };
 use polkadot_primitives::{
 	runtime_api::ParachainHost,
@@ -35,7 +35,6 @@ use polkadot_primitives::{
 use sp_api::ProvideRuntimeApi;
 use sp_authority_discovery::AuthorityDiscoveryApi;
 use sp_consensus_babe::BabeApi;
-use sp_core::traits::SpawnNamed;
 
 use cache::{RequestResult, RequestResultCache};
 use futures::{channel::oneshot, prelude::*, select, stream::FuturesUnordered};
@@ -62,7 +61,7 @@ const API_REQUEST_TASK_NAME: &str = "polkadot-runtime-api-request";
 pub struct RuntimeApiSubsystem<Client> {
 	client: Arc<Client>,
 	metrics: Metrics,
-	spawn_handle: Box<dyn SpawnNamed>,
+	spawn_handle: Box<dyn overseer::gen::Spawner>,
 	/// All the active runtime API requests that are currently being executed.
 	active_requests: FuturesUnordered<oneshot::Receiver<Option<RequestResult>>>,
 	/// Requests results cache
@@ -74,12 +73,12 @@ impl<Client> RuntimeApiSubsystem<Client> {
 	pub fn new(
 		client: Arc<Client>,
 		metrics: Metrics,
-		spawn_handle: impl SpawnNamed + 'static,
+		spawner: impl overseer::gen::Spawner + 'static,
 	) -> Self {
 		RuntimeApiSubsystem {
 			client,
 			metrics,
-			spawn_handle: Box::new(spawn_handle),
+			spawn_handle: Box::new(spawner),
 			active_requests: Default::default(),
 			requests_cache: RequestResultCache::default(),
 		}
@@ -335,10 +334,10 @@ where
 
 		select! {
 			req = ctx.recv().fuse() => match req? {
-				FromOverseer::Signal(OverseerSignal::Conclude) => return Ok(()),
-				FromOverseer::Signal(OverseerSignal::ActiveLeaves(_)) => {},
-				FromOverseer::Signal(OverseerSignal::BlockFinalized(..)) => {},
-				FromOverseer::Communication { msg } => match msg {
+				FromOrchestra::Signal(OverseerSignal::Conclude) => return Ok(()),
+				FromOrchestra::Signal(OverseerSignal::ActiveLeaves(_)) => {},
+				FromOrchestra::Signal(OverseerSignal::BlockFinalized(..)) => {},
+				FromOrchestra::Communication { msg } => match msg {
 					RuntimeApiMessage::Request(relay_parent, request) => {
 						subsystem.spawn_request(relay_parent, request);
 					},