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Implement basic RPC for the demo app (#6)
* Update for latest sov sdk * Implement bank/slot RPC * Upgrade to rpc-enabled SDK * Add ledger RPC endpoint
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,142 @@ | ||
| use std::net::SocketAddr; | ||
|
|
||
| use bank::{ | ||
| query::{BankRpcImpl, BankRpcServer}, | ||
| Bank, | ||
| }; | ||
| use jsonrpsee::{server::ServerHandle, RpcModule}; | ||
| use sov_modules_api::mocks::MockContext; | ||
| use sov_state::{mocks::MockStorageSpec, ProverStorage, WorkingSet}; | ||
| use sovereign_db::ledger_db::LedgerDB; | ||
| use sovereign_sdk::rpc::{ | ||
| BatchIdentifier, EventIdentifier, LedgerRpcProvider, QueryMode, SlotIdentifier, TxIdentifier, | ||
| }; | ||
|
|
||
| use crate::{runtime::Runtime, tx_verifier_impl::DemoAppTxVerifier, Spec}; | ||
|
|
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| #[derive(Clone)] | ||
| pub(crate) struct RpcProvider { | ||
| pub ledger_db: LedgerDB<Spec>, | ||
| pub state_db: ProverStorage<MockStorageSpec>, | ||
| pub runtime: Runtime<MockContext>, | ||
| pub _tx_verifier: DemoAppTxVerifier<MockContext>, | ||
| } | ||
|
|
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| impl BankRpcImpl<MockContext> for RpcProvider { | ||
| fn get_backing_impl(&self) -> &Bank<MockContext> { | ||
| &self.runtime.bank | ||
| } | ||
|
|
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| fn get_working_set(&self) -> WorkingSet<ProverStorage<MockStorageSpec>> { | ||
| WorkingSet::new(self.state_db.clone()) | ||
| } | ||
| } | ||
|
|
||
| impl RpcProvider { | ||
| pub async fn start( | ||
| ledger_db: LedgerDB<Spec>, | ||
| state_db: ProverStorage<MockStorageSpec>, | ||
| ) -> Result<ServerHandle, jsonrpsee::core::Error> { | ||
| let address: SocketAddr = "127.0.0.1:12345".parse().unwrap(); | ||
| let server = jsonrpsee::server::ServerBuilder::default() | ||
| .build([address].as_ref()) | ||
| .await?; | ||
|
|
||
| let runtime = Runtime::new(); | ||
| let tx_verifier = DemoAppTxVerifier::new(); | ||
| let bank_rpc = Self { | ||
| ledger_db, | ||
| state_db, | ||
| runtime, | ||
| _tx_verifier: tx_verifier, | ||
| }; | ||
|
|
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| let mut bank_rpc = bank_rpc.into_rpc(); | ||
|
|
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| register_ledger_rpc(&mut bank_rpc)?; | ||
|
|
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| server.start(bank_rpc) | ||
| } | ||
| } | ||
|
|
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| fn register_ledger_rpc(rpc: &mut RpcModule<RpcProvider>) -> Result<(), jsonrpsee::core::Error> { | ||
| rpc.register_method("ledger_head", move |_, db| { | ||
| db.get_head().map_err(|e| e.into()) | ||
| })?; | ||
|
|
||
| rpc.register_method("ledger_getSlots", move |params, db| { | ||
| let ids: Vec<SlotIdentifier>; | ||
| let query_mode: QueryMode; | ||
| (ids, query_mode) = params.parse()?; | ||
| db.get_slots(&ids, query_mode).map_err(|e| e.into()) | ||
| })?; | ||
|
|
||
| rpc.register_method("ledger_getBatches", move |params, db| { | ||
| let ids: Vec<BatchIdentifier>; | ||
| let query_mode: QueryMode; | ||
| (ids, query_mode) = params.parse()?; | ||
| db.get_batches(&ids, query_mode).map_err(|e| e.into()) | ||
| })?; | ||
|
|
||
| rpc.register_method("ledger_getTransactions", move |params, db| { | ||
| let ids: Vec<TxIdentifier>; | ||
| let query_mode: QueryMode; | ||
| (ids, query_mode) = params.parse()?; | ||
| db.get_transactions(&ids, query_mode).map_err(|e| e.into()) | ||
| })?; | ||
|
|
||
| rpc.register_method("ledger_getEvents", move |params, db| { | ||
| let ids: Vec<EventIdentifier> = params.parse()?; | ||
| db.get_events(&ids).map_err(|e| e.into()) | ||
| })?; | ||
|
|
||
| Ok(()) | ||
| } | ||
|
|
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| // TODO: implement TransactionRpcProvider and expose an endpoint for it | ||
|
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| /// Delegate all the Ledger RPC methods to the LedgerDB. | ||
| impl LedgerRpcProvider for RpcProvider { | ||
| type SlotResponse = <LedgerDB<Spec> as LedgerRpcProvider>::SlotResponse; | ||
|
|
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| type BatchResponse = <LedgerDB<Spec> as LedgerRpcProvider>::BatchResponse; | ||
|
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| type TxResponse = <LedgerDB<Spec> as LedgerRpcProvider>::TxResponse; | ||
|
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| type EventResponse = <LedgerDB<Spec> as LedgerRpcProvider>::EventResponse; | ||
|
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| fn get_head(&self) -> Result<Option<Self::SlotResponse>, anyhow::Error> { | ||
| self.ledger_db.get_head() | ||
| } | ||
|
|
||
| fn get_slots( | ||
| &self, | ||
| slot_ids: &[sovereign_sdk::rpc::SlotIdentifier], | ||
| query_mode: sovereign_sdk::rpc::QueryMode, | ||
| ) -> Result<Vec<Option<Self::SlotResponse>>, anyhow::Error> { | ||
| self.ledger_db.get_slots(slot_ids, query_mode) | ||
| } | ||
|
|
||
| fn get_batches( | ||
| &self, | ||
| batch_ids: &[sovereign_sdk::rpc::BatchIdentifier], | ||
| query_mode: sovereign_sdk::rpc::QueryMode, | ||
| ) -> Result<Vec<Option<Self::BatchResponse>>, anyhow::Error> { | ||
| self.ledger_db.get_batches(batch_ids, query_mode) | ||
| } | ||
|
|
||
| fn get_transactions( | ||
| &self, | ||
| tx_ids: &[sovereign_sdk::rpc::TxIdentifier], | ||
| query_mode: sovereign_sdk::rpc::QueryMode, | ||
| ) -> Result<Vec<Option<Self::TxResponse>>, anyhow::Error> { | ||
| self.ledger_db.get_transactions(tx_ids, query_mode) | ||
| } | ||
|
|
||
| fn get_events( | ||
| &self, | ||
| event_ids: &[sovereign_sdk::rpc::EventIdentifier], | ||
| ) -> Result<Vec<Option<Self::EventResponse>>, anyhow::Error> { | ||
| self.ledger_db.get_events(event_ids) | ||
| } | ||
| } |
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