242 lines
7.5 KiB
Rust
242 lines
7.5 KiB
Rust
// Copyright 2015-2020 Parity Technologies (UK) Ltd.
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// This file is part of OpenEthereum.
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// OpenEthereum 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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// OpenEthereum 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 OpenEthereum. If not, see <http://www.gnu.org/licenses/>.
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/// Parity-specific rpc interface for operations altering the settings.
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use std::io;
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use std::{sync::Arc, time::Duration};
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use ethcore::{
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client::{BlockChainClient, Mode},
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miner::{self, MinerService},
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};
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use ethereum_types::{H160, H256, U256};
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use fetch::{self, Fetch};
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use hash::keccak_buffer;
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use sync::ManageNetwork;
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use jsonrpc_core::{futures::Future, BoxFuture, Result};
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use v1::{
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helpers::errors,
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traits::ParitySet,
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types::{Bytes, Transaction},
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};
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#[cfg(any(test, feature = "accounts"))]
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pub mod accounts {
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use super::*;
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use accounts::AccountProvider;
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use v1::{
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helpers::{deprecated::DeprecationNotice, engine_signer::EngineSigner},
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traits::ParitySetAccounts,
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};
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/// Parity-specific account-touching RPC interfaces.
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pub struct ParitySetAccountsClient<M> {
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miner: Arc<M>,
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accounts: Arc<AccountProvider>,
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deprecation_notice: DeprecationNotice,
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}
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impl<M> ParitySetAccountsClient<M> {
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/// Creates new ParitySetAccountsClient
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pub fn new(accounts: &Arc<AccountProvider>, miner: &Arc<M>) -> Self {
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ParitySetAccountsClient {
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accounts: accounts.clone(),
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miner: miner.clone(),
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deprecation_notice: Default::default(),
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}
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}
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}
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impl<M: MinerService + 'static> ParitySetAccounts for ParitySetAccountsClient<M> {
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fn set_engine_signer(&self, address: H160, password: String) -> Result<bool> {
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self.deprecation_notice.print(
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"parity_setEngineSigner",
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"use `parity_setEngineSignerSecret` instead. See #9997 for context.",
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);
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let signer = Box::new(EngineSigner::new(
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self.accounts.clone(),
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address.clone().into(),
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password.into(),
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));
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self.miner.set_author(miner::Author::Sealer(signer));
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Ok(true)
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}
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}
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}
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/// Parity-specific rpc interface for operations altering the settings.
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pub struct ParitySetClient<C, M, F = fetch::Client> {
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client: Arc<C>,
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miner: Arc<M>,
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net: Arc<dyn ManageNetwork>,
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fetch: F,
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}
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impl<C, M, F> ParitySetClient<C, M, F>
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where
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C: BlockChainClient + 'static,
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{
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/// Creates new `ParitySetClient` with given `Fetch`.
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pub fn new(client: &Arc<C>, miner: &Arc<M>, net: &Arc<dyn ManageNetwork>, fetch: F) -> Self {
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ParitySetClient {
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client: client.clone(),
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miner: miner.clone(),
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net: net.clone(),
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fetch,
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}
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}
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}
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impl<C, M, F> ParitySet for ParitySetClient<C, M, F>
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where
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C: BlockChainClient + 'static,
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M: MinerService + 'static,
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F: Fetch + 'static,
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{
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fn set_min_gas_price(&self, gas_price: U256) -> Result<bool> {
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self.miner
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.set_minimal_gas_price(gas_price)
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.map_err(|e| errors::unsupported(e, None))
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}
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fn set_transactions_limit(&self, _limit: usize) -> Result<bool> {
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warn!("setTransactionsLimit is deprecated. Ignoring request.");
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Ok(false)
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}
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fn set_tx_gas_limit(&self, _limit: U256) -> Result<bool> {
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warn!("setTxGasLimit is deprecated. Ignoring request.");
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Ok(false)
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}
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fn set_gas_floor_target(&self, target: U256) -> Result<bool> {
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let mut range = self.miner.authoring_params().gas_range_target;
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range.0 = target;
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self.miner.set_gas_range_target(range);
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Ok(true)
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}
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fn set_gas_ceil_target(&self, target: U256) -> Result<bool> {
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let mut range = self.miner.authoring_params().gas_range_target;
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range.1 = target;
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self.miner.set_gas_range_target(range);
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Ok(true)
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}
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fn set_extra_data(&self, extra_data: Bytes) -> Result<bool> {
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self.miner.set_extra_data(extra_data.into_vec());
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Ok(true)
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}
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fn set_author(&self, address: H160) -> Result<bool> {
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self.miner.set_author(miner::Author::External(address));
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Ok(true)
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}
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fn set_engine_signer_secret(&self, secret: H256) -> Result<bool> {
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let keypair = crypto::publickey::KeyPair::from_secret(secret.into())
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.map_err(|e| errors::account("Invalid secret", e))?;
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self.miner.set_author(miner::Author::Sealer(
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ethcore::engines::signer::from_keypair(keypair),
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));
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Ok(true)
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}
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fn clear_engine_signer(&self) -> Result<bool> {
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self.miner.set_author(None);
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Ok(true)
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}
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fn add_reserved_peer(&self, peer: String) -> Result<bool> {
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match self.net.add_reserved_peer(peer) {
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Ok(()) => Ok(true),
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Err(e) => Err(errors::invalid_params("Peer address", e)),
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}
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}
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fn remove_reserved_peer(&self, peer: String) -> Result<bool> {
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match self.net.remove_reserved_peer(peer) {
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Ok(()) => Ok(true),
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Err(e) => Err(errors::invalid_params("Peer address", e)),
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}
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}
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fn drop_non_reserved_peers(&self) -> Result<bool> {
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self.net.deny_unreserved_peers();
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Ok(true)
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}
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fn accept_non_reserved_peers(&self) -> Result<bool> {
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self.net.accept_unreserved_peers();
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Ok(true)
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}
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fn start_network(&self) -> Result<bool> {
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self.net.start_network();
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Ok(true)
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}
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fn stop_network(&self) -> Result<bool> {
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self.net.stop_network();
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Ok(true)
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}
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fn set_mode(&self, mode: String) -> Result<bool> {
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self.client.set_mode(match mode.as_str() {
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"offline" => Mode::Off,
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"dark" => Mode::Dark(Duration::from_secs(300)),
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"passive" => Mode::Passive(Duration::from_secs(300), Duration::from_secs(3600)),
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"active" => Mode::Active,
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e => {
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return Err(errors::invalid_params("mode", e.to_owned()));
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}
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});
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Ok(true)
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}
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fn set_spec_name(&self, spec_name: String) -> Result<bool> {
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self.client
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.set_spec_name(spec_name)
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.map(|_| true)
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.map_err(|()| errors::cannot_restart())
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}
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fn hash_content(&self, url: String) -> BoxFuture<H256> {
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let future = self
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.fetch
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.get(&url, Default::default())
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.then(move |result| {
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result
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.map_err(errors::fetch)
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.and_then(move |response| {
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let mut reader = io::BufReader::new(fetch::BodyReader::new(response));
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keccak_buffer(&mut reader).map_err(errors::fetch)
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})
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.map(Into::into)
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});
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Box::new(future)
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}
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fn remove_transaction(&self, hash: H256) -> Result<Option<Transaction>> {
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Ok(self
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.miner
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.remove_transaction(&hash)
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.map(|t| Transaction::from_pending(t.pending().clone())))
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}
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}
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