lighthouse/beacon_node/rpc/src/beacon_chain.rs
2019-03-31 00:08:55 +11:00

80 lines
2.1 KiB
Rust

use beacon_chain::BeaconChain as RawBeaconChain;
use beacon_chain::{
db::ClientDB,
fork_choice::ForkChoice,
parking_lot::{RwLockReadGuard, RwLockWriteGuard},
slot_clock::SlotClock,
types::{BeaconState, ChainSpec, Signature},
AttestationValidationError, BlockProductionError,
};
pub use beacon_chain::{BeaconChainError, BlockProcessingOutcome};
use types::{Attestation, AttestationData, BeaconBlock};
/// The RPC's API to the beacon chain.
pub trait BeaconChain: Send + Sync {
fn get_spec(&self) -> &ChainSpec;
fn get_state(&self) -> RwLockReadGuard<BeaconState>;
fn get_mut_state(&self) -> RwLockWriteGuard<BeaconState>;
fn process_block(&self, block: BeaconBlock)
-> Result<BlockProcessingOutcome, BeaconChainError>;
fn produce_block(
&self,
randao_reveal: Signature,
) -> Result<(BeaconBlock, BeaconState), BlockProductionError>;
fn produce_attestation_data(&self, shard: u64) -> Result<AttestationData, BeaconChainError>;
fn process_attestation(
&self,
attestation: Attestation,
) -> Result<(), AttestationValidationError>;
}
impl<T, U, F> BeaconChain for RawBeaconChain<T, U, F>
where
T: ClientDB + Sized,
U: SlotClock,
F: ForkChoice,
{
fn get_spec(&self) -> &ChainSpec {
&self.spec
}
fn get_state(&self) -> RwLockReadGuard<BeaconState> {
self.state.read()
}
fn get_mut_state(&self) -> RwLockWriteGuard<BeaconState> {
self.state.write()
}
fn process_block(
&self,
block: BeaconBlock,
) -> Result<BlockProcessingOutcome, BeaconChainError> {
self.process_block(block)
}
fn produce_block(
&self,
randao_reveal: Signature,
) -> Result<(BeaconBlock, BeaconState), BlockProductionError> {
self.produce_block(randao_reveal)
}
fn produce_attestation_data(&self, shard: u64) -> Result<AttestationData, BeaconChainError> {
self.produce_attestation_data(shard)
}
fn process_attestation(
&self,
attestation: Attestation,
) -> Result<(), AttestationValidationError> {
self.process_attestation(attestation)
}
}