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split client into few submodules

This commit is contained in:
debris 2016-03-10 11:32:10 +01:00
parent 249a89fc2d
commit 6681aaf76a
4 changed files with 183 additions and 117 deletions
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123
ethcore/src/client.rs → ethcore/src/client/client.rs
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@ -20,7 +20,6 @@ use std::marker::PhantomData;
use std::sync::atomic::AtomicBool;
use util::*;
use util::panics::*;
use blockchain::{BlockChain, BlockProvider};
use views::BlockView;
use error::*;
use header::{BlockNumber};
@ -28,7 +27,6 @@ use state::State;
use spec::Spec;
use engine::Engine;
use views::HeaderView;
use block_queue::BlockQueue;
use service::{NetSyncMessage, SyncMessage};
use env_info::LastHashes;
use verification::*;
@ -38,32 +36,9 @@ use extras::TransactionAddress;
use filter::Filter;
use log_entry::LocalizedLogEntry;
use util::keys::store::SecretStore;
pub use block_queue::{BlockQueueConfig, BlockQueueInfo};
pub use blockchain::{TreeRoute, BlockChainConfig, CacheSize as BlockChainCacheSize};
/// Uniquely identifies block.
#[derive(Debug, PartialEq, Clone)]
pub enum BlockId {
/// Block's sha3.
/// Querying by hash is always faster.
Hash(H256),
/// Block number within canon blockchain.
Number(BlockNumber),
/// Earliest block (genesis).
Earliest,
/// Latest mined block.
Latest
}
/// Uniquely identifies transaction.
#[derive(Debug, PartialEq, Clone)]
pub enum TransactionId {
/// Transaction's sha3.
Hash(H256),
/// Block id and transaction index within this block.
/// Querying by block position is always faster.
Location(BlockId, usize)
}
use block_queue::{BlockQueue, BlockQueueInfo};
use blockchain::{BlockChain, BlockProvider, TreeRoute, CacheSize as BlockChainCacheSize};
use client::{BlockId, TransactionId, ClientConfig, BlockChainClient};
/// General block status
#[derive(Debug, Eq, PartialEq)]
@ -78,30 +53,6 @@ pub enum BlockStatus {
Unknown,
}
/// Client configuration. Includes configs for all sub-systems.
#[derive(Debug)]
pub struct ClientConfig {
/// Block queue configuration.
pub queue: BlockQueueConfig,
/// Blockchain configuration.
pub blockchain: BlockChainConfig,
/// Prefer journal rather than archive.
pub prefer_journal: bool,
/// The name of the client instance.
pub name: String,
}
impl Default for ClientConfig {
fn default() -> ClientConfig {
ClientConfig {
queue: Default::default(),
blockchain: Default::default(),
prefer_journal: false,
name: Default::default(),
}
}
}
/// Information about the blockchain gathered together.
#[derive(Debug)]
pub struct BlockChainInfo {
@ -123,72 +74,8 @@ impl fmt::Display for BlockChainInfo {
}
}
/// Blockchain database client. Owns and manages a blockchain and a block queue.
pub trait BlockChainClient : Sync + Send {
/// Get raw block header data by block id.
fn block_header(&self, id: BlockId) -> Option<Bytes>;
/// Get raw block body data by block id.
/// Block body is an RLP list of two items: uncles and transactions.
fn block_body(&self, id: BlockId) -> Option<Bytes>;
/// Get raw block data by block header hash.
fn block(&self, id: BlockId) -> Option<Bytes>;
/// Get block status by block header hash.
fn block_status(&self, id: BlockId) -> BlockStatus;
/// Get block total difficulty.
fn block_total_difficulty(&self, id: BlockId) -> Option<U256>;
/// Get address nonce.
fn nonce(&self, address: &Address) -> U256;
/// Get block hash.
fn block_hash(&self, id: BlockId) -> Option<H256>;
/// Get address code.
fn code(&self, address: &Address) -> Option<Bytes>;
/// Get transaction with given hash.
fn transaction(&self, id: TransactionId) -> Option<LocalizedTransaction>;
/// Get a tree route between `from` and `to`.
/// See `BlockChain::tree_route`.
fn tree_route(&self, from: &H256, to: &H256) -> Option<TreeRoute>;
/// Get latest state node
fn state_data(&self, hash: &H256) -> Option<Bytes>;
/// Get raw block receipts data by block header hash.
fn block_receipts(&self, hash: &H256) -> Option<Bytes>;
/// Import a block into the blockchain.
fn import_block(&self, bytes: Bytes) -> ImportResult;
/// Get block queue information.
fn queue_info(&self) -> BlockQueueInfo;
/// Clear block queue and abort all import activity.
fn clear_queue(&self);
/// Get blockchain information.
fn chain_info(&self) -> BlockChainInfo;
/// Get the best block header.
fn best_block_header(&self) -> Bytes {
self.block_header(BlockId::Hash(self.chain_info().best_block_hash)).unwrap()
}
/// Returns numbers of blocks containing given bloom.
fn blocks_with_bloom(&self, bloom: &H2048, from_block: BlockId, to_block: BlockId) -> Option<Vec<BlockNumber>>;
/// Returns logs matching given filter.
fn logs(&self, filter: Filter) -> Vec<LocalizedLogEntry>;
}
#[derive(Default, Clone, Debug, Eq, PartialEq)]
/// Report on the status of a client.
#[derive(Default, Clone, Debug, Eq, PartialEq)]
pub struct ClientReport {
/// How many blocks have been imported so far.
pub blocks_imported: usize,
@ -679,6 +566,8 @@ impl<V> BlockChainClient for Client<V> where V: Verifier {
}
fn logs(&self, filter: Filter) -> Vec<LocalizedLogEntry> {
// TODO: lock blockchain only once
let mut blocks = filter.bloom_possibilities().iter()
.filter_map(|bloom| self.blocks_with_bloom(bloom, filter.from_block.clone(), filter.to_block.clone()))
.flat_map(|m| m)

31
ethcore/src/client/config.rs Normal file
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@ -0,0 +1,31 @@
// Copyright 2015, 2016 Ethcore (UK) Ltd.
// This file is part of Parity.
// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
pub use block_queue::BlockQueueConfig;
pub use blockchain::BlockChainConfig;
/// Client configuration. Includes configs for all sub-systems.
#[derive(Debug, Default)]
pub struct ClientConfig {
/// Block queue configuration.
pub queue: BlockQueueConfig,
/// Blockchain configuration.
pub blockchain: BlockChainConfig,
/// Prefer journal rather than archive.
pub prefer_journal: bool,
/// The name of the client instance.
pub name: String,
}

44
ethcore/src/client/ids.rs Normal file
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@ -0,0 +1,44 @@
// Copyright 2015, 2016 Ethcore (UK) Ltd.
// This file is part of Parity.
// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
//! Unique identifiers.
use util::hash::H256;
use header::BlockNumber;
/// Uniquely identifies block.
#[derive(Debug, PartialEq, Clone)]
pub enum BlockId {
/// Block's sha3.
/// Querying by hash is always faster.
Hash(H256),
/// Block number within canon blockchain.
Number(BlockNumber),
/// Earliest block (genesis).
Earliest,
/// Latest mined block.
Latest
}
/// Uniquely identifies transaction.
#[derive(Debug, PartialEq, Clone)]
pub enum TransactionId {
/// Transaction's sha3.
Hash(H256),
/// Block id and transaction index within this block.
/// Querying by block position is always faster.
Location(BlockId, usize)
}

102
ethcore/src/client/mod.rs Normal file
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@ -0,0 +1,102 @@
// Copyright 2015, 2016 Ethcore (UK) Ltd.
// This file is part of Parity.
// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
//! Blockchain database client.
mod client;
mod config;
mod ids;
pub use self::client::*;
pub use self::config::{ClientConfig, BlockQueueConfig, BlockChainConfig};
pub use self::ids::{BlockId, TransactionId};
use util::bytes::Bytes;
use util::hash::{Address, H256, H2048};
use util::numbers::U256;
use blockchain::TreeRoute;
use block_queue::BlockQueueInfo;
use header::BlockNumber;
use transaction::LocalizedTransaction;
use log_entry::LocalizedLogEntry;
use filter::Filter;
use error::ImportResult;
/// Blockchain database client. Owns and manages a blockchain and a block queue.
pub trait BlockChainClient : Sync + Send {
/// Get raw block header data by block id.
fn block_header(&self, id: BlockId) -> Option<Bytes>;
/// Get raw block body data by block id.
/// Block body is an RLP list of two items: uncles and transactions.
fn block_body(&self, id: BlockId) -> Option<Bytes>;
/// Get raw block data by block header hash.
fn block(&self, id: BlockId) -> Option<Bytes>;
/// Get block status by block header hash.
fn block_status(&self, id: BlockId) -> BlockStatus;
/// Get block total difficulty.
fn block_total_difficulty(&self, id: BlockId) -> Option<U256>;
/// Get address nonce.
fn nonce(&self, address: &Address) -> U256;
/// Get block hash.
fn block_hash(&self, id: BlockId) -> Option<H256>;
/// Get address code.
fn code(&self, address: &Address) -> Option<Bytes>;
/// Get transaction with given hash.
fn transaction(&self, id: TransactionId) -> Option<LocalizedTransaction>;
/// Get a tree route between `from` and `to`.
/// See `BlockChain::tree_route`.
fn tree_route(&self, from: &H256, to: &H256) -> Option<TreeRoute>;
/// Get latest state node
fn state_data(&self, hash: &H256) -> Option<Bytes>;
/// Get raw block receipts data by block header hash.
fn block_receipts(&self, hash: &H256) -> Option<Bytes>;
/// Import a block into the blockchain.
fn import_block(&self, bytes: Bytes) -> ImportResult;
/// Get block queue information.
fn queue_info(&self) -> BlockQueueInfo;
/// Clear block queue and abort all import activity.
fn clear_queue(&self);
/// Get blockchain information.
fn chain_info(&self) -> BlockChainInfo;
/// Get the best block header.
fn best_block_header(&self) -> Bytes {
// TODO: lock blockchain only once
self.block_header(BlockId::Hash(self.chain_info().best_block_hash)).unwrap()
}
/// Returns numbers of blocks containing given bloom.
fn blocks_with_bloom(&self, bloom: &H2048, from_block: BlockId, to_block: BlockId) -> Option<Vec<BlockNumber>>;
/// Returns logs matching given filter.
fn logs(&self, filter: Filter) -> Vec<LocalizedLogEntry>;
}