Maximum extrinsic weight limit (#6067)

* Only check single extrinsics weight limit in validate_transaction. * Add missing parameter to all pallets. * Add tests, fix default configuration. * Bump spec version. * Use AvailableBlockRation to calculate MaxExtrinsicWeight
paritytech · May 20, 2020 · 899a448 · 899a448
1 parent a67dcfb
commit 899a448
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Showing 50 changed files with 129 additions and 13 deletions.
diff --git a/bin/node-template/pallets/template/src/mock.rs b/bin/node-template/pallets/template/src/mock.rs
@@ -39,6 +39,7 @@ impl system::Trait for Test {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = MaximumBlockWeight;
 	type MaximumBlockLength = MaximumBlockLength;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type Version = ();

diff --git a/bin/node-template/runtime/src/lib.rs b/bin/node-template/runtime/src/lib.rs
@@ -16,6 +16,7 @@ use sp_runtime::{
 };
 use sp_runtime::traits::{
 	BlakeTwo256, Block as BlockT, IdentityLookup, Verify, ConvertInto, IdentifyAccount, NumberFor,
+	Saturating,
 };
 use sp_api::impl_runtime_apis;
 use sp_consensus_aura::sr25519::AuthorityId as AuraId;
@@ -127,6 +128,9 @@ parameter_types! {
 	/// We allow for 2 seconds of compute with a 6 second average block time.
 	pub const MaximumBlockWeight: Weight = 2 * WEIGHT_PER_SECOND;
 	pub const AvailableBlockRatio: Perbill = Perbill::from_percent(75);
+	/// Assume 10% of weight for average on_initialize calls.
+	pub const MaximumExtrinsicWeight: Weight = AvailableBlockRatio::get()
+		.saturating_sub(Perbill::from_percent(10)) * MaximumBlockWeight::get();
 	pub const MaximumBlockLength: u32 = 5 * 1024 * 1024;
 	pub const Version: RuntimeVersion = VERSION;
 }
@@ -164,6 +168,10 @@ impl system::Trait for Runtime {
 	/// The base weight of any extrinsic processed by the runtime, independent of the
 	/// logic of that extrinsic. (Signature verification, nonce increment, fee, etc...)
 	type ExtrinsicBaseWeight = ExtrinsicBaseWeight;
+	/// The maximum weight that a single extrinsic of `Normal` dispatch class can have,
+	/// idependent of the logic of that extrinsics. (Roughly max block weight - average on
+	/// initialize cost).
+	type MaximumExtrinsicWeight = MaximumExtrinsicWeight;
 	/// Maximum size of all encoded transactions (in bytes) that are allowed in one block.
 	type MaximumBlockLength = MaximumBlockLength;
 	/// Portion of the block weight that is available to all normal transactions.

diff --git a/bin/node/runtime/src/lib.rs b/bin/node/runtime/src/lib.rs
@@ -47,7 +47,7 @@ use sp_runtime::curve::PiecewiseLinear;
 use sp_runtime::transaction_validity::{TransactionValidity, TransactionSource, TransactionPriority};
 use sp_runtime::traits::{
 	self, BlakeTwo256, Block as BlockT, StaticLookup, SaturatedConversion,
-	ConvertInto, OpaqueKeys, NumberFor,
+	ConvertInto, OpaqueKeys, NumberFor, Saturating,
 };
 use sp_version::RuntimeVersion;
 #[cfg(any(feature = "std", test))]
@@ -94,7 +94,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
 	// implementation changes and behavior does not, then leave spec_version as
 	// is and increment impl_version.
 	spec_version: 249,
-	impl_version: 1,
+	impl_version: 0,
 	apis: RUNTIME_API_VERSIONS,
 	transaction_version: 1,
 };
@@ -130,9 +130,12 @@ parameter_types! {
 	pub const BlockHashCount: BlockNumber = 2400;
 	/// We allow for 2 seconds of compute with a 6 second average block time.
 	pub const MaximumBlockWeight: Weight = 2 * WEIGHT_PER_SECOND;
+	pub const AvailableBlockRatio: Perbill = Perbill::from_percent(75);
+	/// Assume 10% of weight for average on_initialize calls.
+	pub const MaximumExtrinsicWeight: Weight = AvailableBlockRatio::get()
+		.saturating_sub(Perbill::from_percent(10)) * MaximumBlockWeight::get();
 	pub const MaximumBlockLength: u32 = 5 * 1024 * 1024;
 	pub const Version: RuntimeVersion = VERSION;
-	pub const AvailableBlockRatio: Perbill = Perbill::from_percent(75);
 }
 
 impl frame_system::Trait for Runtime {
@@ -151,6 +154,7 @@ impl frame_system::Trait for Runtime {
 	type DbWeight = RocksDbWeight;
 	type BlockExecutionWeight = BlockExecutionWeight;
 	type ExtrinsicBaseWeight = ExtrinsicBaseWeight;
+	type MaximumExtrinsicWeight = MaximumExtrinsicWeight;
 	type MaximumBlockLength = MaximumBlockLength;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type Version = Version;

diff --git a/frame/assets/src/lib.rs b/frame/assets/src/lib.rs
@@ -317,6 +317,7 @@ mod tests {
 		type DbWeight = ();
 		type BlockExecutionWeight = ();
 		type ExtrinsicBaseWeight = ();
+		type MaximumExtrinsicWeight = MaximumBlockWeight;
 		type AvailableBlockRatio = AvailableBlockRatio;
 		type MaximumBlockLength = MaximumBlockLength;
 		type Version = ();

diff --git a/frame/aura/src/mock.rs b/frame/aura/src/mock.rs
@@ -61,6 +61,7 @@ impl frame_system::Trait for Test {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = MaximumBlockWeight;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type MaximumBlockLength = MaximumBlockLength;
 	type Version = ();

diff --git a/frame/authority-discovery/src/lib.rs b/frame/authority-discovery/src/lib.rs
@@ -158,6 +158,7 @@ mod tests {
 		type DbWeight = ();
 		type BlockExecutionWeight = ();
 		type ExtrinsicBaseWeight = ();
+		type MaximumExtrinsicWeight = MaximumBlockWeight;
 		type AvailableBlockRatio = AvailableBlockRatio;
 		type MaximumBlockLength = MaximumBlockLength;
 		type Version = ();

diff --git a/frame/authorship/src/lib.rs b/frame/authorship/src/lib.rs
@@ -433,6 +433,7 @@ mod tests {
 		type DbWeight = ();
 		type BlockExecutionWeight = ();
 		type ExtrinsicBaseWeight = ();
+		type MaximumExtrinsicWeight = MaximumBlockWeight;
 		type AvailableBlockRatio = AvailableBlockRatio;
 		type MaximumBlockLength = MaximumBlockLength;
 		type Version = ();

diff --git a/frame/babe/src/mock.rs b/frame/babe/src/mock.rs
@@ -73,6 +73,7 @@ impl frame_system::Trait for Test {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = MaximumBlockWeight;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type MaximumBlockLength = MaximumBlockLength;
 	type ModuleToIndex = ();

diff --git a/frame/balances/src/lib.rs b/frame/balances/src/lib.rs
@@ -863,6 +863,7 @@ impl<T: Subtrait<I>, I: Instance> frame_system::Trait for ElevatedTrait<T, I> {
 	type DbWeight = T::DbWeight;
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = T::MaximumBlockWeight;
 	type MaximumBlockLength = T::MaximumBlockLength;
 	type AvailableBlockRatio = T::AvailableBlockRatio;
 	type Version = T::Version;

diff --git a/frame/balances/src/tests_composite.rs b/frame/balances/src/tests_composite.rs
@@ -71,6 +71,7 @@ impl frame_system::Trait for Test {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = MaximumBlockWeight;
 	type MaximumBlockLength = MaximumBlockLength;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type Version = ();

diff --git a/frame/balances/src/tests_local.rs b/frame/balances/src/tests_local.rs
@@ -71,6 +71,7 @@ impl frame_system::Trait for Test {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = MaximumBlockWeight;
 	type MaximumBlockLength = MaximumBlockLength;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type Version = ();

diff --git a/frame/benchmarking/src/tests.rs b/frame/benchmarking/src/tests.rs
@@ -82,6 +82,7 @@ impl frame_system::Trait for Test {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = ();
 	type MaximumBlockLength = ();
 	type AvailableBlockRatio = ();
 	type Version = ();

diff --git a/frame/collective/src/lib.rs b/frame/collective/src/lib.rs
@@ -984,6 +984,7 @@ mod tests {
 		type DbWeight = ();
 		type BlockExecutionWeight = ();
 		type ExtrinsicBaseWeight = ();
+		type MaximumExtrinsicWeight = MaximumBlockWeight;
 		type MaximumBlockLength = MaximumBlockLength;
 		type AvailableBlockRatio = AvailableBlockRatio;
 		type Version = ();

diff --git a/frame/contracts/src/tests.rs b/frame/contracts/src/tests.rs
@@ -103,6 +103,7 @@ impl frame_system::Trait for Test {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = MaximumBlockWeight;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type MaximumBlockLength = MaximumBlockLength;
 	type Version = ();

diff --git a/frame/democracy/src/tests.rs b/frame/democracy/src/tests.rs
@@ -100,6 +100,7 @@ impl frame_system::Trait for Test {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = MaximumBlockWeight;
 	type MaximumBlockLength = MaximumBlockLength;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type Version = ();

diff --git a/frame/elections-phragmen/src/lib.rs b/frame/elections-phragmen/src/lib.rs
@@ -1087,6 +1087,7 @@ mod tests {
 		type DbWeight = ();
 		type BlockExecutionWeight = ();
 		type ExtrinsicBaseWeight = ();
+		type MaximumExtrinsicWeight = MaximumBlockWeight;
 		type MaximumBlockLength = MaximumBlockLength;
 		type AvailableBlockRatio = AvailableBlockRatio;
 		type Version = ();

diff --git a/frame/elections/src/mock.rs b/frame/elections/src/mock.rs
@@ -54,6 +54,7 @@ impl frame_system::Trait for Test {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = MaximumBlockWeight;
 	type MaximumBlockLength = MaximumBlockLength;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type Version = ();

diff --git a/frame/example-offchain-worker/src/tests.rs b/frame/example-offchain-worker/src/tests.rs
@@ -69,6 +69,7 @@ impl frame_system::Trait for Test {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = MaximumBlockWeight;
 	type MaximumBlockLength = MaximumBlockLength;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type Version = ();

diff --git a/frame/example/src/lib.rs b/frame/example/src/lib.rs
@@ -754,6 +754,7 @@ mod tests {
 		type DbWeight = ();
 		type BlockExecutionWeight = ();
 		type ExtrinsicBaseWeight = ();
+		type MaximumExtrinsicWeight = MaximumBlockWeight;
 		type MaximumBlockLength = MaximumBlockLength;
 		type AvailableBlockRatio = AvailableBlockRatio;
 		type Version = ();

diff --git a/frame/executive/src/lib.rs b/frame/executive/src/lib.rs
@@ -560,6 +560,7 @@ mod tests {
 		type DbWeight = DbWeight;
 		type BlockExecutionWeight = BlockExecutionWeight;
 		type ExtrinsicBaseWeight = ExtrinsicBaseWeight;
+		type MaximumExtrinsicWeight = MaximumBlockWeight;
 		type AvailableBlockRatio = AvailableBlockRatio;
 		type MaximumBlockLength = MaximumBlockLength;
 		type Version = RuntimeVersion;

diff --git a/frame/finality-tracker/src/lib.rs b/frame/finality-tracker/src/lib.rs
@@ -267,6 +267,7 @@ mod tests {
 		type DbWeight = ();
 		type BlockExecutionWeight = ();
 		type ExtrinsicBaseWeight = ();
+		type MaximumExtrinsicWeight = MaximumBlockWeight;
 		type AvailableBlockRatio = AvailableBlockRatio;
 		type MaximumBlockLength = MaximumBlockLength;
 		type Version = ();

diff --git a/frame/generic-asset/src/lib.rs b/frame/generic-asset/src/lib.rs
@@ -1127,6 +1127,7 @@ impl<T: Subtrait> frame_system::Trait for ElevatedTrait<T> {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = T::MaximumBlockWeight;
 	type MaximumBlockLength = T::MaximumBlockLength;
 	type AvailableBlockRatio = T::AvailableBlockRatio;
 	type Version = T::Version;

diff --git a/frame/generic-asset/src/mock.rs b/frame/generic-asset/src/mock.rs
@@ -60,6 +60,7 @@ impl frame_system::Trait for Test {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = MaximumBlockWeight;
 	type MaximumBlockLength = MaximumBlockLength;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type BlockHashCount = BlockHashCount;

diff --git a/frame/grandpa/src/mock.rs b/frame/grandpa/src/mock.rs
@@ -109,6 +109,7 @@ impl frame_system::Trait for Test {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = MaximumBlockWeight;
 	type MaximumBlockLength = MaximumBlockLength;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type Version = ();

diff --git a/frame/identity/src/lib.rs b/frame/identity/src/lib.rs
@@ -1189,6 +1189,7 @@ mod tests {
 		type DbWeight = ();
 		type BlockExecutionWeight = ();
 		type ExtrinsicBaseWeight = ();
+		type MaximumExtrinsicWeight = MaximumBlockWeight;
 		type MaximumBlockLength = MaximumBlockLength;
 		type AvailableBlockRatio = AvailableBlockRatio;
 		type Version = ();

diff --git a/frame/im-online/src/mock.rs b/frame/im-online/src/mock.rs
@@ -119,6 +119,7 @@ impl frame_system::Trait for Runtime {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = MaximumBlockWeight;
 	type MaximumBlockLength = MaximumBlockLength;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type Version = ();

diff --git a/frame/indices/src/mock.rs b/frame/indices/src/mock.rs
@@ -65,6 +65,7 @@ impl frame_system::Trait for Test {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = MaximumBlockWeight;
 	type MaximumBlockLength = MaximumBlockLength;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type Version = ();

diff --git a/frame/membership/src/lib.rs b/frame/membership/src/lib.rs
@@ -318,6 +318,7 @@ mod tests {
 		type DbWeight = ();
 		type BlockExecutionWeight = ();
 		type ExtrinsicBaseWeight = ();
+		type MaximumExtrinsicWeight = MaximumBlockWeight;
 		type MaximumBlockLength = MaximumBlockLength;
 		type AvailableBlockRatio = AvailableBlockRatio;
 		type Version = ();

diff --git a/frame/nicks/src/lib.rs b/frame/nicks/src/lib.rs
@@ -285,6 +285,7 @@ mod tests {
 		type DbWeight = ();
 		type BlockExecutionWeight = ();
 		type ExtrinsicBaseWeight = ();
+		type MaximumExtrinsicWeight = MaximumBlockWeight;
 		type MaximumBlockLength = MaximumBlockLength;
 		type AvailableBlockRatio = AvailableBlockRatio;
 		type Version = ();

diff --git a/frame/offences/benchmarking/src/mock.rs b/frame/offences/benchmarking/src/mock.rs
@@ -57,6 +57,7 @@ impl frame_system::Trait for Test {
 	type OnKilledAccount = (Balances,);
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = ();
 }
 parameter_types! {
 	pub const ExistentialDeposit: Balance = 10;

diff --git a/frame/offences/src/mock.rs b/frame/offences/src/mock.rs
@@ -104,6 +104,7 @@ impl frame_system::Trait for Runtime {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = MaximumBlockWeight;
 	type MaximumBlockLength = MaximumBlockLength;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type Version = ();

diff --git a/frame/randomness-collective-flip/src/lib.rs b/frame/randomness-collective-flip/src/lib.rs
@@ -173,6 +173,7 @@ mod tests {
 		type DbWeight = ();
 		type BlockExecutionWeight = ();
 		type ExtrinsicBaseWeight = ();
+		type MaximumExtrinsicWeight = MaximumBlockWeight;
 		type AvailableBlockRatio = AvailableBlockRatio;
 		type MaximumBlockLength = MaximumBlockLength;
 		type Version = ();

diff --git a/frame/recovery/src/mock.rs b/frame/recovery/src/mock.rs
@@ -79,6 +79,7 @@ impl frame_system::Trait for Test {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = MaximumBlockWeight;
 	type MaximumBlockLength = MaximumBlockLength;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type Version = ();

diff --git a/frame/scheduler/src/lib.rs b/frame/scheduler/src/lib.rs
@@ -502,6 +502,7 @@ mod tests {
 		type DbWeight = RocksDbWeight;
 		type BlockExecutionWeight = ();
 		type ExtrinsicBaseWeight = ();
+		type MaximumExtrinsicWeight = MaximumBlockWeight;
 		type MaximumBlockLength = MaximumBlockLength;
 		type AvailableBlockRatio = AvailableBlockRatio;
 		type Version = ();

diff --git a/frame/scored-pool/src/mock.rs b/frame/scored-pool/src/mock.rs
@@ -70,6 +70,7 @@ impl frame_system::Trait for Test {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = MaximumBlockWeight;
 	type MaximumBlockLength = MaximumBlockLength;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type Version = ();

diff --git a/frame/session/benchmarking/src/mock.rs b/frame/session/benchmarking/src/mock.rs
@@ -73,6 +73,7 @@ impl frame_system::Trait for Test {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = ();
 	type AvailableBlockRatio = ();
 	type MaximumBlockLength = ();
 	type Version = ();

diff --git a/frame/session/src/mock.rs b/frame/session/src/mock.rs
@@ -188,6 +188,7 @@ impl frame_system::Trait for Test {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = MaximumBlockWeight;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type MaximumBlockLength = MaximumBlockLength;
 	type Version = ();

diff --git a/frame/society/src/mock.rs b/frame/society/src/mock.rs
@@ -80,6 +80,7 @@ impl frame_system::Trait for Test {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = MaximumBlockWeight;
 	type MaximumBlockLength = MaximumBlockLength;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type Version = ();

diff --git a/frame/staking/fuzzer/src/mock.rs b/frame/staking/fuzzer/src/mock.rs
@@ -61,6 +61,7 @@ impl frame_system::Trait for Test {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = ();
 	type Index = AccountIndex;
 	type BlockNumber = BlockNumber;
 	type Call = Call;

diff --git a/frame/staking/src/mock.rs b/frame/staking/src/mock.rs
@@ -215,6 +215,7 @@ impl frame_system::Trait for Test {
 	type DbWeight = RocksDbWeight;
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = MaximumBlockWeight;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type MaximumBlockLength = MaximumBlockLength;
 	type Version = ();

diff --git a/frame/sudo/src/mock.rs b/frame/sudo/src/mock.rs
@@ -136,6 +136,7 @@ impl frame_system::Trait for Test {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = MaximumBlockWeight;
 	type MaximumBlockLength = MaximumBlockLength;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type Version = ();

diff --git a/frame/system/benches/bench.rs b/frame/system/benches/bench.rs
@@ -76,6 +76,7 @@ impl system::Trait for Runtime {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = MaximumBlockWeight;
 	type MaximumBlockLength = MaximumBlockLength;
 	type AvailableBlockRatio = AvailableBlockRatio;
 	type Version = ();

diff --git a/frame/system/benchmarking/src/mock.rs b/frame/system/benchmarking/src/mock.rs
@@ -66,6 +66,7 @@ impl frame_system::Trait for Test {
 	type DbWeight = ();
 	type BlockExecutionWeight = ();
 	type ExtrinsicBaseWeight = ();
+	type MaximumExtrinsicWeight = ();
 	type AvailableBlockRatio = ();
 	type MaximumBlockLength = ();
 	type Version = ();