diff --git a/ethcore/src/client.rs b/ethcore/src/client/client.rs similarity index 85% rename from ethcore/src/client.rs rename to ethcore/src/client/client.rs index b342cef15..2f9536b2e 100644 --- a/ethcore/src/client.rs +++ b/ethcore/src/client/client.rs @@ -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; - - /// 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; - - /// Get raw block data by block header hash. - fn block(&self, id: BlockId) -> Option; - - /// 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; - - /// Get address nonce. - fn nonce(&self, address: &Address) -> U256; - - /// Get block hash. - fn block_hash(&self, id: BlockId) -> Option; - - /// Get address code. - fn code(&self, address: &Address) -> Option; - - /// Get transaction with given hash. - fn transaction(&self, id: TransactionId) -> Option; - - /// Get a tree route between `from` and `to`. - /// See `BlockChain::tree_route`. - fn tree_route(&self, from: &H256, to: &H256) -> Option; - - /// Get latest state node - fn state_data(&self, hash: &H256) -> Option; - - /// Get raw block receipts data by block header hash. - fn block_receipts(&self, hash: &H256) -> Option; - - /// 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>; - - /// Returns logs matching given filter. - fn logs(&self, filter: Filter) -> Vec; -} - -#[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 BlockChainClient for Client where V: Verifier { } fn logs(&self, filter: Filter) -> Vec { + // 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) diff --git a/ethcore/src/client/config.rs b/ethcore/src/client/config.rs new file mode 100644 index 000000000..484c8d0c6 --- /dev/null +++ b/ethcore/src/client/config.rs @@ -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 . + +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, +} diff --git a/ethcore/src/client/ids.rs b/ethcore/src/client/ids.rs new file mode 100644 index 000000000..303657a76 --- /dev/null +++ b/ethcore/src/client/ids.rs @@ -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 . + +//! 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) +} diff --git a/ethcore/src/client/mod.rs b/ethcore/src/client/mod.rs new file mode 100644 index 000000000..0daa17553 --- /dev/null +++ b/ethcore/src/client/mod.rs @@ -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 . + +//! 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; + + /// 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; + + /// Get raw block data by block header hash. + fn block(&self, id: BlockId) -> Option; + + /// 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; + + /// Get address nonce. + fn nonce(&self, address: &Address) -> U256; + + /// Get block hash. + fn block_hash(&self, id: BlockId) -> Option; + + /// Get address code. + fn code(&self, address: &Address) -> Option; + + /// Get transaction with given hash. + fn transaction(&self, id: TransactionId) -> Option; + + /// Get a tree route between `from` and `to`. + /// See `BlockChain::tree_route`. + fn tree_route(&self, from: &H256, to: &H256) -> Option; + + /// Get latest state node + fn state_data(&self, hash: &H256) -> Option; + + /// Get raw block receipts data by block header hash. + fn block_receipts(&self, hash: &H256) -> Option; + + /// 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>; + + /// Returns logs matching given filter. + fn logs(&self, filter: Filter) -> Vec; +} +