feat(katana): getStorageProof endpoint

Cargo.toml

@@ -277,3 +277,8 @@ starknet-crypto = "0.7.1"
 starknet-types-core = { version = "0.1.7", features = [ "arbitrary", "hash" ] }
 
 bitvec = "1.0.1"
+
+# macro
+proc-macro2 = "1.0"
+quote = "1.0"
+syn = { version = "2.0", default-features = false }

crates/katana/core/src/backend/mod.rs

@@ -13,7 +13,7 @@ use katana_primitives::state::{compute_state_diff_hash, StateUpdates};
 use katana_primitives::transaction::{TxHash, TxWithHash};
 use katana_primitives::Felt;
 use katana_provider::traits::block::{BlockHashProvider, BlockWriter};
-use katana_provider::traits::trie::{ClassTrieWriter, ContractTrieWriter};
+use katana_provider::traits::trie::TrieWriter;
 use katana_trie::compute_merkle_root;
 use parking_lot::RwLock;
 use starknet::macros::short_string;
@@ -158,29 +158,23 @@ impl<EF: ExecutorFactory> Backend<EF> {
 }
 
 #[derive(Debug, Clone)]
-pub struct UncommittedBlock<'a, P>
-where
-    P: ClassTrieWriter + ContractTrieWriter,
-{
+pub struct UncommittedBlock<'a, P: TrieWriter> {
     header: PartialHeader,
     transactions: Vec<TxWithHash>,
     receipts: &'a [ReceiptWithTxHash],
     state_updates: &'a StateUpdates,
-    trie_provider: P,
+    provider: P,
 }
 
-impl<'a, P> UncommittedBlock<'a, P>
-where
-    P: ClassTrieWriter + ContractTrieWriter,
-{
+impl<'a, P: TrieWriter> UncommittedBlock<'a, P> {
     pub fn new(
         header: PartialHeader,
         transactions: Vec<TxWithHash>,
         receipts: &'a [ReceiptWithTxHash],
         state_updates: &'a StateUpdates,
         trie_provider: P,
     ) -> Self {
-        Self { header, transactions, receipts, state_updates, trie_provider }
+        Self { header, transactions, receipts, state_updates, provider: trie_provider }
     }
 
     pub fn commit(self) -> SealedBlock {
@@ -258,19 +252,16 @@ where
 
     // state_commitment = hPos("STARKNET_STATE_V0", contract_trie_root, class_trie_root)
     fn compute_new_state_root(&self) -> Felt {
-        let class_trie_root = ClassTrieWriter::insert_updates(
-            &self.trie_provider,
-            self.header.number,
-            &self.state_updates.declared_classes,
-        )
-        .unwrap();
-
-        let contract_trie_root = ContractTrieWriter::insert_updates(
-            &self.trie_provider,
-            self.header.number,
-            self.state_updates,
-        )
-        .unwrap();
+        println!("ohayo im committing now");
+        let class_trie_root = self
+            .provider
+            .trie_insert_declared_classes(self.header.number, &self.state_updates.declared_classes)
+            .expect("failed to update class trie");
+
+        let contract_trie_root = self
+            .provider
+            .trie_insert_contract_updates(self.header.number, self.state_updates)
+            .expect("failed to update contract trie");
 
         hash::Poseidon::hash_array(&[
             short_string!("STARKNET_STATE_V0"),

crates/katana/core/src/backend/storage.rs

@@ -15,13 +15,13 @@ use katana_provider::traits::block::{BlockProvider, BlockWriter};
 use katana_provider::traits::contract::{ContractClassWriter, ContractClassWriterExt};
 use katana_provider::traits::env::BlockEnvProvider;
 use katana_provider::traits::stage::StageCheckpointProvider;
-use katana_provider::traits::state::{StateFactoryProvider, StateRootProvider, StateWriter};
+use katana_provider::traits::state::{StateFactoryProvider, StateWriter};
 use katana_provider::traits::state_update::StateUpdateProvider;
 use katana_provider::traits::transaction::{
     ReceiptProvider, TransactionProvider, TransactionStatusProvider, TransactionTraceProvider,
     TransactionsProviderExt,
 };
-use katana_provider::traits::trie::{ClassTrieWriter, ContractTrieWriter};
+use katana_provider::traits::trie::TrieWriter;
 use katana_provider::BlockchainProvider;
 use num_traits::ToPrimitive;
 use starknet::core::types::{BlockStatus, MaybePendingBlockWithTxHashes};
@@ -40,14 +40,12 @@ pub trait Database:
     + TransactionsProviderExt
     + ReceiptProvider
     + StateUpdateProvider
-    + StateRootProvider
     + StateWriter
     + ContractClassWriter
     + ContractClassWriterExt
     + StateFactoryProvider
     + BlockEnvProvider
-    + ClassTrieWriter
-    + ContractTrieWriter
+    + TrieWriter
     + StageCheckpointProvider
     + 'static
     + Send
@@ -65,14 +63,12 @@ impl<T> Database for T where
         + TransactionsProviderExt
         + ReceiptProvider
         + StateUpdateProvider
-        + StateRootProvider
         + StateWriter
         + ContractClassWriter
         + ContractClassWriterExt
         + StateFactoryProvider
         + BlockEnvProvider
-        + ClassTrieWriter
-        + ContractTrieWriter
+        + TrieWriter
         + StageCheckpointProvider
         + 'static
         + Send

crates/katana/executor/Cargo.toml

@@ -9,6 +9,7 @@ version.workspace = true
 [dependencies]
 katana-primitives.workspace = true
 katana-provider.workspace = true
+katana-trie.workspace = true
 
 parking_lot = { workspace = true, optional = true }
 starknet = { workspace = true, optional = true }

crates/katana/executor/src/abstraction/mod.rs

@@ -11,8 +11,9 @@
 use katana_primitives::transaction::TxWithHash;
 use katana_primitives::Felt;
 use katana_provider::traits::contract::ContractClassProvider;
-use katana_provider::traits::state::StateProvider;
+use katana_provider::traits::state::{StateProofProvider, StateProvider, StateRootProvider};
 use katana_provider::ProviderResult;
+use katana_trie::MultiProof;
 
 pub type ExecutorResult<T> = Result<T, error::ExecutorError>;
 
@@ -204,3 +205,35 @@
         self.0.storage(address, storage_key)
     }
 }
+
+impl<'a> StateProofProvider for StateProviderDb<'a> {
+    fn class_multiproof(&self, classes: Vec<ClassHash>) -> ProviderResult<MultiProof> {
+        self.0.class_multiproof(classes)
+    }
+
+    fn contract_multiproof(&self, addresses: Vec<ContractAddress>) -> ProviderResult<MultiProof> {
+        self.0.contract_multiproof(addresses)
+    }
+
+    fn storage_multiproof(
+        &self,
+        address: ContractAddress,
+        key: Vec<StorageKey>,
+    ) -> ProviderResult<MultiProof> {
+        self.0.storage_multiproof(address, key)
+    }
+}
+
+impl<'a> StateRootProvider for StateProviderDb<'a> {
+    fn classes_root(&self) -> ProviderResult<Felt> {
+        self.0.classes_root()
+    }
+
+    fn contracts_root(&self) -> ProviderResult<Felt> {
+        self.0.contracts_root()
+    }
+
+    fn state_root(&self) -> ProviderResult<Felt> {
+        self.0.state_root()
+    }
+}

crates/katana/executor/src/implementation/blockifier/state.rs

@@ -10,7 +10,7 @@
 use katana_primitives::Felt;
 use katana_provider::error::ProviderError;
 use katana_provider::traits::contract::ContractClassProvider;
-use katana_provider::traits::state::StateProvider;
+use katana_provider::traits::state::{StateProofProvider, StateProvider, StateRootProvider};
 use katana_provider::ProviderResult;
 use parking_lot::Mutex;
 
@@ -238,6 +238,44 @@
     }
 }
 
+impl<S: StateDb> StateProofProvider for CachedState<S> {
+    fn class_multiproof(
+        &self,
+        classes: Vec<class::ClassHash>,
+    ) -> ProviderResult<katana_trie::MultiProof> {
+        let _ = classes;
+        unimplemented!("not supported in executor's state")
+    }
+
+    fn contract_multiproof(
+        &self,
+        addresses: Vec<katana_primitives::ContractAddress>,
+    ) -> ProviderResult<katana_trie::MultiProof> {
+        let _ = addresses;
+        unimplemented!("not supported in executor's state")
+    }
+
+    fn storage_multiproof(
+        &self,
+        address: katana_primitives::ContractAddress,
+        key: Vec<katana_primitives::contract::StorageKey>,
+    ) -> ProviderResult<katana_trie::MultiProof> {
+        let _ = address;
+        let _ = key;
+        unimplemented!("not supported in executor's state")
+    }
+}
+
+impl<S: StateDb> StateRootProvider for CachedState<S> {
+    fn classes_root(&self) -> ProviderResult<Felt> {
+        unimplemented!("not supported in executor's state")
+    }
+
+    fn contracts_root(&self) -> ProviderResult<Felt> {
+        unimplemented!("not supported in executor's state")
+    }
+}
+
 #[cfg(test)]
 mod tests {
 

crates/katana/executor/src/implementation/noop.rs

@@ -6,7 +6,7 @@
 use katana_primitives::transaction::{ExecutableTxWithHash, TxWithHash};
 use katana_primitives::Felt;
 use katana_provider::traits::contract::ContractClassProvider;
-use katana_provider::traits::state::StateProvider;
+use katana_provider::traits::state::{StateProofProvider, StateProvider, StateRootProvider};
 use katana_provider::ProviderResult;
 
 use crate::abstraction::{
@@ -170,3 +170,38 @@
         Ok(None)
     }
 }
+
+impl StateProofProvider for NoopStateProvider {
+    fn class_multiproof(&self, classes: Vec<ClassHash>) -> ProviderResult<katana_trie::MultiProof> {
+        let _ = classes;
+        Ok(katana_trie::MultiProof(Default::default()))
+    }
+
+    fn contract_multiproof(
+        &self,
+        addresses: Vec<ContractAddress>,
+    ) -> ProviderResult<katana_trie::MultiProof> {
+        let _ = addresses;
+        Ok(katana_trie::MultiProof(Default::default()))
+    }
+
+    fn storage_multiproof(
+        &self,
+        address: ContractAddress,
+        key: Vec<StorageKey>,
+    ) -> ProviderResult<katana_trie::MultiProof> {
+        let _ = address;
+        let _ = key;
+        Ok(katana_trie::MultiProof(Default::default()))
+    }
+}
+
+impl StateRootProvider for NoopStateProvider {
+    fn classes_root(&self) -> ProviderResult<Felt> {
+        Ok(Felt::ZERO)
+    }
+
+    fn contracts_root(&self) -> ProviderResult<Felt> {
+        Ok(Felt::ZERO)
+    }
+}

crates/katana/primitives/src/lib.rs

@@ -24,3 +24,4 @@ pub mod utils;
 pub use contract::ContractAddress;
 pub use starknet::macros::felt;
 pub use starknet_types_core::felt::{Felt, FromStrError};
+pub use starknet_types_core::hash;

crates/katana/rpc/rpc-api/src/starknet.rs

@@ -3,8 +3,9 @@
 use jsonrpsee::core::RpcResult;
 use jsonrpsee::proc_macros::rpc;
 use katana_primitives::block::{BlockIdOrTag, BlockNumber};
+use katana_primitives::class::ClassHash;
 use katana_primitives::transaction::TxHash;
-use katana_primitives::Felt;
+use katana_primitives::{ContractAddress, Felt};
 use katana_rpc_types::block::{
     BlockHashAndNumber, BlockTxCount, MaybePendingBlockWithReceipts, MaybePendingBlockWithTxHashes,
     MaybePendingBlockWithTxs,
@@ -18,6 +19,7 @@ use katana_rpc_types::transaction::{
     BroadcastedDeclareTx, BroadcastedDeployAccountTx, BroadcastedInvokeTx, BroadcastedTx,
     DeclareTxResult, DeployAccountTxResult, InvokeTxResult, Tx,
 };
+use katana_rpc_types::trie::{ContractStorageKeys, GetStorageProofResponse};
 use katana_rpc_types::{
     FeeEstimate, FeltAsHex, FunctionCall, SimulationFlag, SimulationFlagForEstimateFee,
     SyncingStatus,
@@ -183,6 +185,18 @@ pub trait StarknetApi {
         block_id: BlockIdOrTag,
         contract_address: Felt,
     ) -> RpcResult<FeltAsHex>;
+
+    /// Get merkle paths in one of the state tries: global state, classes, individual contract. A
+    /// single request can query for any mix of the three types of storage proofs (classes,
+    /// contracts, and storage).
+    #[method(name = "getStorageProof")]
+    async fn get_storage_proof(
+        &self,
+        block_id: BlockIdOrTag,
+        class_hashes: Option<Vec<ClassHash>>,
+        contract_addresses: Option<Vec<ContractAddress>>,
+        contracts_storage_keys: Option<Vec<ContractStorageKeys>>,
+    ) -> RpcResult<GetStorageProofResponse>;
 }
 
 /// Write API.

crates/katana/rpc/rpc-types-builder/src/state_update.rs

@@ -1,7 +1,7 @@
 use katana_primitives::block::BlockHashOrNumber;
 use katana_primitives::Felt;
 use katana_provider::traits::block::{BlockHashProvider, BlockNumberProvider};
-use katana_provider::traits::state::StateRootProvider;
+use katana_provider::traits::state::{StateFactoryProvider, StateRootProvider};
 use katana_provider::traits::state_update::StateUpdateProvider;
 use katana_provider::ProviderResult;
 use katana_rpc_types::state_update::{StateDiff, StateUpdate};
@@ -21,7 +21,7 @@
 
 impl<P> StateUpdateBuilder<P>
 where
-    P: BlockHashProvider + BlockNumberProvider + StateRootProvider + StateUpdateProvider,
+    P: BlockHashProvider + BlockNumberProvider + StateFactoryProvider + StateUpdateProvider,
 {
     /// Builds a state update for the given block.
     pub fn build(self) -> ProviderResult<Option<StateUpdate>> {
@@ -30,16 +30,23 @@
             return Ok(None);
         };
 
-        let new_root = StateRootProvider::state_root(&self.provider, self.block_id)?
-            .expect("should exist if block exists");
+        let new_root = self
+            .provider
+            .historical(self.block_id)?
+            .expect("should exist if block exists")
+            .state_root()?;
+
         let old_root = {
             let block_num = BlockNumberProvider::block_number_by_hash(&self.provider, block_hash)?
                 .expect("should exist if block exists");
 
             match block_num {
                 0 => Felt::ZERO,
-                _ => StateRootProvider::state_root(&self.provider, (block_num - 1).into())?
-                    .expect("should exist if not genesis"),
+                _ => self
+                    .provider
+                    .historical((block_num - 1).into())?
+                    .expect("should exist if block exists")
+                    .state_root()?,
             }
         };
 

crates/katana/rpc/rpc-types/Cargo.toml

@@ -13,6 +13,7 @@ katana-executor.workspace = true
 katana-pool.workspace = true
 katana-primitives.workspace = true
 katana-provider.workspace = true
+katana-trie.workspace = true
 
 anyhow.workspace = true
 derive_more.workspace = true

crates/katana/rpc/rpc-types/src/lib.rs

@@ -13,6 +13,7 @@ pub mod receipt;
 pub mod state_update;
 pub mod trace;
 pub mod transaction;
+pub mod trie;
 mod utils;
 
 use std::ops::Deref;