kusama: enable disabling ParachainHost API (#148)

Closes paritytech/polkadot-sdk#2967.
polkadot-fellows · Jan 18, 2024 · 659f6e0 · 659f6e0
1 parent 418a2a9
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -11,6 +11,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Introduce chain spec generator ([polkadot-fellows/runtimes#127](https://github.com/polkadot-fellows/runtimes/pull/127))
 - Add [Encointer](https://encointer.org) system parachain runtime, completing [RFC22](https://github.com/polkadot-fellows/RFCs/blob/main/text/0022-adopt-encointer-runtime.md) ([polkadot-fellows/runtimes#80](https://github.com/polkadot-fellows/runtimes/pull/80))
 
+### Changed
+
+- Upgrade parachains runtime API from v7 to v8 in Kusama ([polkadot-fellows/runtimes#148](https://github.com/polkadot-fellows/runtimes/pull/148)). Context: https://paritytech.github.io/polkadot-sdk/book/protocol-validator-disabling.html
+
 ## [1.1.0] 10.01.2024
 
 ### Changed

diff --git a/integration-tests/emulated/common/src/lib.rs b/integration-tests/emulated/common/src/lib.rs
@@ -38,7 +38,7 @@ use xcm_emulator::{
 	DefaultMessageProcessor,
 };
 
-use polkadot_primitives::runtime_api::runtime_decl_for_parachain_host::ParachainHostV7;
+use polkadot_primitives::runtime_api::runtime_decl_for_parachain_host::ParachainHostV8;
 
 decl_test_relay_chains! {
 	#[api_version(5)]

diff --git a/relay/kusama/src/lib.rs b/relay/kusama/src/lib.rs
@@ -50,7 +50,9 @@ use runtime_parachains::{
 	inclusion::{AggregateMessageOrigin, UmpQueueId},
 	initializer as parachains_initializer, origin as parachains_origin, paras as parachains_paras,
 	paras_inherent as parachains_paras_inherent, reward_points as parachains_reward_points,
-	runtime_api_impl::v7 as parachains_runtime_api_impl,
+	runtime_api_impl::{
+		v7 as parachains_runtime_api_impl, vstaging as parachains_vstaging_api_impl,
+	},
 	scheduler as parachains_scheduler, session_info as parachains_session_info,
 	shared as parachains_shared,
 };
@@ -1828,7 +1830,7 @@ sp_api::impl_runtime_apis! {
 		}
 	}
 
-	#[api_version(7)]
+	#[api_version(8)]
 	impl primitives::runtime_api::ParachainHost<Block, Hash, BlockNumber> for Runtime {
 		fn validators() -> Vec<ValidatorId> {
 			parachains_runtime_api_impl::validators::<Runtime>()
@@ -1971,6 +1973,10 @@ sp_api::impl_runtime_apis! {
 		fn async_backing_params() -> primitives::AsyncBackingParams {
 			parachains_runtime_api_impl::async_backing_params::<Runtime>()
 		}
+
+		fn disabled_validators() -> Vec<ValidatorIndex> {
+			parachains_vstaging_api_impl::disabled_validators::<Runtime>()
+		}
 	}
 
 	impl beefy_primitives::BeefyApi<Block, BeefyId> for Runtime {