lighthouse/beacon_node/beacon_chain/src/checkpoint.rs
Michael Sproul 371e5adcf8
Update to Spec v0.10 (#817)
* Start updating types

* WIP

* Signature hacking

* Existing EF tests passing with fake_crypto

* Updates

* Delete outdated API spec

* The refactor continues

* It compiles

* WIP test fixes

* All release tests passing bar genesis state parsing

* Update and test YamlConfig

* Update to spec v0.10 compatible BLS

* Updates to BLS EF tests

* Add EF test for AggregateVerify

And delete unused hash2curve tests for uncompressed points

* Update EF tests to v0.10.1

* Use optional block root correctly in block proc

* Use genesis fork in deposit domain. All tests pass

* Cargo fmt

* Fast aggregate verify test

* Update REST API docs

* Cargo fmt

* Fix unused import

* Bump spec tags to v0.10.1

* Add `seconds_per_eth1_block` to chainspec

* Update to timestamp based eth1 voting scheme

* Return None from `get_votes_to_consider` if block cache is empty

* Handle overflows in `is_candidate_block`

* Revert to failing tests

* Fix eth1 data sets test

* Choose default vote according to spec

* Fix collect_valid_votes tests

* Fix `get_votes_to_consider` to choose all eligible blocks

* Uncomment winning_vote tests

* Add comments; remove unused code

* Reduce seconds_per_eth1_block for simulation

* Addressed review comments

* Add test for default vote case

* Fix logs

* Remove unused functions

* Meter default eth1 votes

* Fix comments

* Address review comments; remove unused dependency

* Disable/delete two outdated tests

* Bump eth1 default vote warn to error

* Delete outdated eth1 test

Co-authored-by: Pawan Dhananjay <pawandhananjay@gmail.com>
2020-02-11 10:19:36 +11:00

54 lines
1.7 KiB
Rust

use serde_derive::Serialize;
use ssz_derive::{Decode, Encode};
use types::{BeaconState, EthSpec, Hash256, SignedBeaconBlock};
/// Represents some block and its associated state. Generally, this will be used for tracking the
/// head, justified head and finalized head.
#[derive(Clone, Serialize, PartialEq, Debug, Encode, Decode)]
pub struct CheckPoint<E: EthSpec> {
pub beacon_block: SignedBeaconBlock<E>,
pub beacon_block_root: Hash256,
pub beacon_state: BeaconState<E>,
pub beacon_state_root: Hash256,
}
impl<E: EthSpec> CheckPoint<E> {
/// Create a new checkpoint.
pub fn new(
beacon_block: SignedBeaconBlock<E>,
beacon_block_root: Hash256,
beacon_state: BeaconState<E>,
beacon_state_root: Hash256,
) -> Self {
Self {
beacon_block,
beacon_block_root,
beacon_state,
beacon_state_root,
}
}
/// Update all fields of the checkpoint.
pub fn update(
&mut self,
beacon_block: SignedBeaconBlock<E>,
beacon_block_root: Hash256,
beacon_state: BeaconState<E>,
beacon_state_root: Hash256,
) {
self.beacon_block = beacon_block;
self.beacon_block_root = beacon_block_root;
self.beacon_state = beacon_state;
self.beacon_state_root = beacon_state_root;
}
pub fn clone_with_only_committee_caches(&self) -> Self {
Self {
beacon_block: self.beacon_block.clone(),
beacon_block_root: self.beacon_block_root,
beacon_state: self.beacon_state.clone_with_only_committee_caches(),
beacon_state_root: self.beacon_state_root,
}
}
}