2016-04-11 21:06:32 +02:00
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// Copyright 2015, 2016 Ethcore (UK) Ltd.
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// This file is part of Parity.
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// Parity is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity. If not, see <http://www.gnu.org/licenses/>.
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//! Ethcore-specific rpc implementation.
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2016-06-16 12:44:08 +02:00
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use util::{RotatingLogger};
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2016-04-21 19:19:42 +02:00
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use util::network_settings::NetworkSettings;
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2016-05-02 16:12:01 +02:00
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use util::misc::version_data;
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2016-04-11 21:06:32 +02:00
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use std::sync::{Arc, Weak};
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2016-04-19 09:58:26 +02:00
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use std::ops::Deref;
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2016-06-16 12:44:08 +02:00
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use std::collections::{BTreeMap};
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use ethcore::client::{MiningBlockChainClient};
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2016-04-11 21:06:32 +02:00
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use jsonrpc_core::*;
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2016-05-31 21:31:42 +02:00
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use ethcore::miner::MinerService;
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2016-04-11 21:06:32 +02:00
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use v1::traits::Ethcore;
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2016-06-02 13:14:49 +02:00
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use v1::types::{Bytes};
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2016-06-21 14:55:25 +02:00
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use v1::helpers::{SigningQueue, ConfirmationsQueue};
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use v1::impls::error_codes;
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2016-04-11 21:06:32 +02:00
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/// Ethcore implementation.
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2016-06-16 12:44:08 +02:00
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pub struct EthcoreClient<C, M> where
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C: MiningBlockChainClient,
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M: MinerService {
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2016-06-16 12:44:08 +02:00
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client: Weak<C>,
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2016-04-11 21:06:32 +02:00
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miner: Weak<M>,
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2016-04-19 09:58:26 +02:00
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logger: Arc<RotatingLogger>,
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2016-04-21 19:19:42 +02:00
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settings: Arc<NetworkSettings>,
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2016-06-21 14:55:25 +02:00
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confirmations_queue: Option<Arc<ConfirmationsQueue>>,
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2016-04-11 21:06:32 +02:00
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}
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2016-06-16 12:44:08 +02:00
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impl<C, M> EthcoreClient<C, M> where C: MiningBlockChainClient, M: MinerService {
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2016-04-11 21:06:32 +02:00
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/// Creates new `EthcoreClient`.
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2016-06-21 14:55:25 +02:00
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pub fn new(client: &Arc<C>, miner: &Arc<M>, logger: Arc<RotatingLogger>, settings: Arc<NetworkSettings>, queue: Option<Arc<ConfirmationsQueue>>) -> Self {
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EthcoreClient {
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client: Arc::downgrade(client),
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miner: Arc::downgrade(miner),
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logger: logger,
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2016-04-21 19:19:42 +02:00
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settings: settings,
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2016-06-21 14:55:25 +02:00
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confirmations_queue: queue,
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}
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}
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}
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2016-06-16 12:44:08 +02:00
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impl<C, M> Ethcore for EthcoreClient<C, M> where M: MinerService + 'static, C: MiningBlockChainClient + 'static {
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2016-04-13 00:04:40 +02:00
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2016-04-18 23:13:38 +02:00
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fn transactions_limit(&self, _: Params) -> Result<Value, Error> {
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to_value(&take_weak!(self.miner).transactions_limit())
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}
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2016-04-13 00:04:40 +02:00
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fn min_gas_price(&self, _: Params) -> Result<Value, Error> {
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to_value(&take_weak!(self.miner).minimal_gas_price())
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}
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2016-04-11 21:06:32 +02:00
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fn extra_data(&self, _: Params) -> Result<Value, Error> {
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to_value(&Bytes::new(take_weak!(self.miner).extra_data()))
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}
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fn gas_floor_target(&self, _: Params) -> Result<Value, Error> {
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to_value(&take_weak!(self.miner).gas_floor_target())
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}
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2016-04-19 09:58:26 +02:00
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fn dev_logs(&self, _params: Params) -> Result<Value, Error> {
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let logs = self.logger.logs();
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2016-04-19 19:08:13 +02:00
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to_value(&logs.deref().as_slice())
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2016-04-19 09:58:26 +02:00
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}
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fn dev_logs_levels(&self, _params: Params) -> Result<Value, Error> {
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to_value(&self.logger.levels())
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}
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2016-04-21 19:19:42 +02:00
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fn net_chain(&self, _params: Params) -> Result<Value, Error> {
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to_value(&self.settings.chain)
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}
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fn net_max_peers(&self, _params: Params) -> Result<Value, Error> {
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to_value(&self.settings.max_peers)
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}
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fn net_port(&self, _params: Params) -> Result<Value, Error> {
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to_value(&self.settings.network_port)
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}
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fn node_name(&self, _params: Params) -> Result<Value, Error> {
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to_value(&self.settings.name)
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}
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fn rpc_settings(&self, _params: Params) -> Result<Value, Error> {
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let mut map = BTreeMap::new();
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map.insert("enabled".to_owned(), Value::Bool(self.settings.rpc_enabled));
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map.insert("interface".to_owned(), Value::String(self.settings.rpc_interface.clone()));
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map.insert("port".to_owned(), Value::U64(self.settings.rpc_port as u64));
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Ok(Value::Object(map))
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}
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2016-05-02 16:12:01 +02:00
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2016-06-16 12:44:08 +02:00
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fn default_extra_data(&self, params: Params) -> Result<Value, Error> {
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match params {
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Params::None => to_value(&Bytes::new(version_data())),
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_ => Err(Error::invalid_params()),
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}
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}
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fn gas_price_statistics(&self, params: Params) -> Result<Value, Error> {
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match params {
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Params::None => match take_weak!(self.client).gas_price_statistics(100, 8) {
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Ok(stats) => to_value(&stats
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.iter()
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.map(|x| to_value(&x).expect("x must be U256; qed"))
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.collect::<Vec<_>>()),
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_ => Err(Error::internal_error()),
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},
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_ => Err(Error::invalid_params()),
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}
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2016-05-02 16:12:01 +02:00
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}
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2016-06-21 14:55:25 +02:00
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fn unsigned_transactions_count(&self, _params: Params) -> Result<Value, Error> {
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match self.confirmations_queue {
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None => Err(Error {
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code: ErrorCode::ServerError(error_codes::SIGNER_DISABLED),
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message: "Trusted Signer is disabled. This API is not available.".into(),
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data: None
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}),
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Some(ref queue) => to_value(&queue.len()),
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}
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}
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2016-04-11 21:06:32 +02:00
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}
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