Merge pull request #3006 from autonomys/history-seeding

Add history seeding pallet

crates/pallet-history-seeding/Cargo.toml

@@ -0,0 +1,46 @@
+[package]
+name = "pallet-history-seeding"
+version = "0.1.0"
+edition = "2021"
+description = "A pallet for seeding history of the network"
+authors = ["Dariia Porechna <[email protected]>"]
+repository = "https://github.com/autonomys/subspace"
+license = "Apache-2.0"
+readme = "README.md"
+include = [
+    "/src",
+    "/Cargo.toml",
+    "/README.md",
+]
+
+[dependencies]
+codec = { package = "parity-scale-codec", version = "3.6.12", default-features = false, features = ["derive"] }
+frame-benchmarking = { default-features = false, git = "https://github.com/subspace/polkadot-sdk", rev = "5626154d0781ac9a6ffd5a6207ed237f425ae631", optional = true }
+frame-support = { default-features = false, git = "https://github.com/subspace/polkadot-sdk", rev = "5626154d0781ac9a6ffd5a6207ed237f425ae631" }
+frame-system = { default-features = false, git = "https://github.com/subspace/polkadot-sdk", rev = "5626154d0781ac9a6ffd5a6207ed237f425ae631" }
+scale-info = { version = "2.11.2", default-features = false, features = ["derive"] }
+sp-std = { default-features = false, git = "https://github.com/subspace/polkadot-sdk", rev = "5626154d0781ac9a6ffd5a6207ed237f425ae631" }
+
+[dev-dependencies]
+pallet-sudo = { default-features = false, git = "https://github.com/subspace/polkadot-sdk", rev = "5626154d0781ac9a6ffd5a6207ed237f425ae631", features = ["std"] }
+sp-core = { default-features = false, git = "https://github.com/subspace/polkadot-sdk", rev = "5626154d0781ac9a6ffd5a6207ed237f425ae631" }
+sp-io = { default-features = false, git = "https://github.com/subspace/polkadot-sdk", rev = "5626154d0781ac9a6ffd5a6207ed237f425ae631" }
+sp-runtime = { default-features = false, git = "https://github.com/subspace/polkadot-sdk", rev = "5626154d0781ac9a6ffd5a6207ed237f425ae631" }
+
+[features]
+default = ["std"]
+std = [
+    "codec/std",
+    "frame-benchmarking?/std",
+    "frame-support/std",
+    "frame-system/std",
+    "scale-info/std",
+    "sp-std/std",
+]
+try-runtime = ["frame-support/try-runtime"]
+runtime-benchmarks = [
+    "frame-benchmarking",
+    "frame-benchmarking/runtime-benchmarks",
+    "frame-support/runtime-benchmarks",
+    "frame-system/runtime-benchmarks",
+]

crates/pallet-history-seeding/README.md

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+# Pallet History Seeding
+
+The history seeding pallet allows an authorized account to add remarks to the blockchain, which can be used to seed historical data or important information into the chain's history. The authorized account for seeding can be set by root.
+
+License: Apache-2.0

crates/pallet-history-seeding/src/benchmarking.rs

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+//! Benchmarking for the pallet-history-seeding
+
+use super::*;
+use frame_benchmarking::v2::*;
+
+#[benchmarks]
+mod benchmarks {
+    use super::*;
+    use crate::Pallet;
+    use frame_support::pallet_prelude::*;
+    use frame_system::RawOrigin;
+    use sp_std::vec;
+
+    #[benchmark]
+    fn seed_history(
+        b: Linear<0, { *T::BlockLength::get().max.get(DispatchClass::Normal) }>,
+    ) -> Result<(), BenchmarkError> {
+        let remark_message = vec![1; b as usize];
+        let seeder: T::AccountId = account("HistorySeeder", 1, 0);
+
+        Pallet::<T>::set_history_seeder(RawOrigin::Root.into(), seeder.clone()).unwrap();
+
+        #[extrinsic_call]
+        _(RawOrigin::Signed(seeder), remark_message);
+
+        Ok(())
+    }
+
+    #[benchmark]
+    fn set_history_seeder() {
+        let seeder = account("HistorySeeder", 1, 0);
+        #[extrinsic_call]
+        _(RawOrigin::Root, seeder);
+    }
+
+    impl_benchmark_test_suite!(Pallet, crate::tests::new_test_ext(), crate::tests::Test);
+}

crates/pallet-history-seeding/src/lib.rs

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+#![cfg_attr(not(feature = "std"), no_std)]
+
+#[cfg(feature = "runtime-benchmarks")]
+mod benchmarking;
+
+#[cfg(test)]
+mod tests;
+pub mod weights;
+
+pub use pallet::*;
+
+#[frame_support::pallet]
+pub mod pallet {
+    use crate::weights::WeightInfo;
+    use frame_support::pallet_prelude::*;
+    use frame_support::traits::BuildGenesisConfig;
+    use frame_system::pallet_prelude::*;
+    use scale_info::prelude::vec::Vec;
+
+    #[pallet::config]
+    pub trait Config: frame_system::Config {
+        type WeightInfo: WeightInfo;
+    }
+
+    #[pallet::pallet]
+    pub struct Pallet<T>(_);
+
+    #[pallet::error]
+    pub enum Error<T> {
+        /// The sender is not authorized to seed history
+        NotAuthorized,
+    }
+
+    #[pallet::storage]
+    #[pallet::getter(fn history_seeder)]
+    pub(super) type HistorySeeder<T: Config> = StorageValue<_, T::AccountId, OptionQuery>;
+
+    #[pallet::call]
+    impl<T: Config> Pallet<T> {
+        /// Seed history with a remark
+        #[pallet::call_index(0)]
+        #[pallet::weight((T::WeightInfo::seed_history(remark.len() as u32), Pays::No))]
+        pub fn seed_history(origin: OriginFor<T>, remark: Vec<u8>) -> DispatchResult {
+            let who = ensure_signed(origin.clone())?;
+
+            ensure!(
+                Some(who.clone()) == Self::history_seeder(),
+                Error::<T>::NotAuthorized
+            );
+
+            let _ = remark;
+
+            Ok(())
+        }
+
+        #[pallet::call_index(1)]
+        #[pallet::weight(T::WeightInfo::set_history_seeder())]
+        pub fn set_history_seeder(
+            origin: OriginFor<T>,
+            new_seeder: T::AccountId,
+        ) -> DispatchResult {
+            ensure_root(origin)?;
+            HistorySeeder::<T>::put(new_seeder);
+            Ok(())
+        }
+    }
+
+    #[derive(frame_support::DefaultNoBound)]
+    #[pallet::genesis_config]
+    pub struct GenesisConfig<T: Config> {
+        pub history_seeder: Option<T::AccountId>,
+    }
+
+    #[pallet::genesis_build]
+    impl<T: Config> BuildGenesisConfig for GenesisConfig<T> {
+        fn build(&self) {
+            if let Some(seeder) = &self.history_seeder {
+                HistorySeeder::<T>::put(seeder);
+            }
+        }
+    }
+}

crates/pallet-history-seeding/src/tests.rs

@@ -0,0 +1,93 @@
+use crate::{self as pallet_history_seeding, Error};
+use frame_support::traits::BuildGenesisConfig;
+use frame_support::{assert_noop, assert_ok, construct_runtime, derive_impl};
+use frame_system as system;
+use sp_runtime::BuildStorage;
+
+type Block = frame_system::mocking::MockBlock<Test>;
+
+construct_runtime!(
+    pub struct Test {
+        System: frame_system,
+        HistorySeeding: pallet_history_seeding,
+    }
+);
+
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig)]
+impl frame_system::Config for Test {
+    type Block = Block;
+}
+
+impl pallet_history_seeding::Config for Test {
+    type WeightInfo = ();
+}
+
+pub fn new_test_ext() -> sp_io::TestExternalities {
+    let t = system::GenesisConfig::<Test>::default()
+        .build_storage()
+        .unwrap();
+    t.into()
+}
+
+#[test]
+fn genesis_config_works() {
+    new_test_ext().execute_with(|| {
+        let genesis_config = pallet_history_seeding::GenesisConfig::<Test> {
+            history_seeder: Some(1),
+        };
+        genesis_config.build();
+        assert_eq!(HistorySeeding::history_seeder(), Some(1));
+    });
+}
+
+#[test]
+fn set_history_seeder_works() {
+    new_test_ext().execute_with(|| {
+        assert_ok!(HistorySeeding::set_history_seeder(RuntimeOrigin::root(), 1));
+        assert_eq!(HistorySeeding::history_seeder(), Some(1));
+
+        // Ensure only root can set the history seeder
+        assert_noop!(
+            HistorySeeding::set_history_seeder(RuntimeOrigin::signed(1), 2),
+            sp_runtime::DispatchError::BadOrigin
+        );
+    });
+}
+
+#[test]
+fn seed_history_works() {
+    new_test_ext().execute_with(|| {
+        System::set_block_number(1);
+
+        // Set the history seeder
+        assert_ok!(HistorySeeding::set_history_seeder(RuntimeOrigin::root(), 1));
+
+        // Seed history
+        let remark = vec![1, 2, 3];
+        assert_ok!(HistorySeeding::seed_history(
+            RuntimeOrigin::signed(1),
+            remark.clone()
+        ));
+
+        // Ensure unauthorized account cannot seed history
+        assert_noop!(
+            HistorySeeding::seed_history(RuntimeOrigin::signed(2), remark),
+            Error::<Test>::NotAuthorized
+        );
+    });
+}
+
+#[test]
+fn seed_history_fails_when_no_seeder_set() {
+    new_test_ext().execute_with(|| {
+        let remark = vec![1, 2, 3];
+        assert_noop!(
+            HistorySeeding::seed_history(RuntimeOrigin::signed(1), remark.clone()),
+            Error::<Test>::NotAuthorized
+        );
+        assert_noop!(
+            HistorySeeding::seed_history(RuntimeOrigin::root(), remark),
+            sp_runtime::DispatchError::BadOrigin
+        );
+    });
+}

crates/pallet-history-seeding/src/weights.rs

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+
+//! Autogenerated weights for pallet_history_seeding
+//!
+//! THIS FILE WAS AUTO-GENERATED USING THE SUBSTRATE BENCHMARK CLI VERSION 42.0.0
+//! DATE: 2024-09-12, STEPS: `50`, REPEAT: `20`, LOW RANGE: `[]`, HIGH RANGE: `[]`
+//! WORST CASE MAP SIZE: `1000000`
+//! HOSTNAME: `MacBook-Pro.local`, CPU: `<UNKNOWN>`
+//! EXECUTION: , WASM-EXECUTION: Compiled, CHAIN: None, DB CACHE: 1024
+
+// Executed Command:
+// /Users/dastansamat/.cargo/target/release/subspace-node
+// benchmark
+// pallet
+// --runtime
+// /Users/dastansamat/.cargo/target/release/wbuild/subspace-runtime/subspace_runtime.compact.compressed.wasm
+// --steps=50
+// --repeat=20
+// --pallet=pallet_history_seeding
+// --extrinsic
+// *
+// --wasm-execution=compiled
+// --heap-pages=4096
+// --output=./crates/pallet-history-seeding/src/weights.rs
+// --template
+// ./frame-weight-template.hbs
+
+#![cfg_attr(rustfmt, rustfmt_skip)]
+#![allow(unused_parens)]
+#![allow(unused_imports)]
+
+use frame_support::{traits::Get, weights::{Weight, constants::ParityDbWeight}};
+use core::marker::PhantomData;
+
+/// Weight functions needed for pallet_history_seeding.
+pub trait WeightInfo {
+	fn seed_history(b: u32, ) -> Weight;
+	fn set_history_seeder() -> Weight;
+}
+
+/// Weights for pallet_history_seeding using the Substrate node and recommended hardware.
+pub struct SubstrateWeight<T>(PhantomData<T>);
+impl<T: frame_system::Config> WeightInfo for SubstrateWeight<T> {
+	/// Storage: `HistorySeeding::HistorySeeder` (r:1 w:0)
+	/// Proof: `HistorySeeding::HistorySeeder` (`max_values`: Some(1), `max_size`: Some(32), added: 527, mode: `MaxEncodedLen`)
+	/// The range of component `b` is `[0, 3932160]`.
+	fn seed_history(b: u32, ) -> Weight {
+		// Proof Size summary in bytes:
+		//  Measured:  `37`
+		//  Estimated: `1517`
+		// Minimum execution time: 2_000_000 picoseconds.
+		Weight::from_parts(2_000_000, 1517)
+			// Standard Error: 0
+			.saturating_add(Weight::from_parts(211, 0).saturating_mul(b.into()))
+			.saturating_add(T::DbWeight::get().reads(1_u64))
+	}
+	/// Storage: `HistorySeeding::HistorySeeder` (r:0 w:1)
+	/// Proof: `HistorySeeding::HistorySeeder` (`max_values`: Some(1), `max_size`: Some(32), added: 527, mode: `MaxEncodedLen`)
+	fn set_history_seeder() -> Weight {
+		// Proof Size summary in bytes:
+		//  Measured:  `0`
+		//  Estimated: `0`
+		// Minimum execution time: 1_000_000 picoseconds.
+		Weight::from_parts(2_000_000, 0)
+			.saturating_add(T::DbWeight::get().writes(1_u64))
+	}
+}
+
+// For backwards compatibility and tests
+impl WeightInfo for () {
+	/// Storage: `HistorySeeding::HistorySeeder` (r:1 w:0)
+	/// Proof: `HistorySeeding::HistorySeeder` (`max_values`: Some(1), `max_size`: Some(32), added: 527, mode: `MaxEncodedLen`)
+	/// The range of component `b` is `[0, 3932160]`.
+	fn seed_history(b: u32, ) -> Weight {
+		// Proof Size summary in bytes:
+		//  Measured:  `37`
+		//  Estimated: `1517`
+		// Minimum execution time: 2_000_000 picoseconds.
+		Weight::from_parts(2_000_000, 1517)
+			// Standard Error: 0
+			.saturating_add(Weight::from_parts(211, 0).saturating_mul(b.into()))
+			.saturating_add(ParityDbWeight::get().reads(1_u64))
+	}
+	/// Storage: `HistorySeeding::HistorySeeder` (r:0 w:1)
+	/// Proof: `HistorySeeding::HistorySeeder` (`max_values`: Some(1), `max_size`: Some(32), added: 527, mode: `MaxEncodedLen`)
+	fn set_history_seeder() -> Weight {
+		// Proof Size summary in bytes:
+		//  Measured:  `0`
+		//  Estimated: `0`
+		// Minimum execution time: 1_000_000 picoseconds.
+		Weight::from_parts(2_000_000, 0)
+			.saturating_add(ParityDbWeight::get().writes(1_u64))
+	}
+}