201 lines
7.2 KiB
Rust
201 lines
7.2 KiB
Rust
// Copyright 2015-2019 Parity Technologies (UK) Ltd.
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// This file is part of Parity Ethereum.
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// Parity Ethereum 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 Ethereum 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 Ethereum. If not, see <http://www.gnu.org/licenses/>.
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use ethcore::{
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client::{BlockChainClient, ClientIoMessage},
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engines,
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executive::contract_address,
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miner::{self, MinerService},
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spec::Spec,
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test_helpers::push_block_with_transactions,
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CreateContractAddress,
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};
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use ethcore_private_tx::{
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Importer, NoopEncryptor, Provider, ProviderConfig, SignedPrivateTransaction, StoringKeyProvider,
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};
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use ethkey::KeyPair;
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use hash::keccak;
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use io::{IoChannel, IoHandler};
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use rlp::Rlp;
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use rustc_hex::FromHex;
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use std::sync::Arc;
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use tests::helpers::{TestIoHandler, TestNet};
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use types::{
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ids::BlockId,
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transaction::{Action, Transaction},
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};
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use SyncConfig;
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fn seal_spec() -> Spec {
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let spec_data = include_str!("../res/private_spec.json");
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Spec::load(&::std::env::temp_dir(), spec_data.as_bytes()).unwrap()
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}
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#[test]
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fn send_private_transaction() {
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// Setup two clients
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let s0 = KeyPair::from_secret_slice(&keccak("1")).unwrap();
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let s1 = KeyPair::from_secret_slice(&keccak("0")).unwrap();
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let signer = Arc::new(ethcore_private_tx::KeyPairSigner(vec![
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s0.clone(),
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s1.clone(),
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]));
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let mut net = TestNet::with_spec(2, SyncConfig::default(), seal_spec);
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let client0 = net.peer(0).chain.clone();
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let client1 = net.peer(1).chain.clone();
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let io_handler0: Arc<dyn IoHandler<ClientIoMessage>> =
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Arc::new(TestIoHandler::new(net.peer(0).chain.clone()));
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let io_handler1: Arc<dyn IoHandler<ClientIoMessage>> =
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Arc::new(TestIoHandler::new(net.peer(1).chain.clone()));
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net.peer(0)
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.miner
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.set_author(miner::Author::Sealer(engines::signer::from_keypair(
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s0.clone(),
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)));
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net.peer(1)
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.miner
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.set_author(miner::Author::Sealer(engines::signer::from_keypair(
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s1.clone(),
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)));
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net.peer(0)
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.chain
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.engine()
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.register_client(Arc::downgrade(&net.peer(0).chain) as _);
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net.peer(1)
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.chain
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.engine()
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.register_client(Arc::downgrade(&net.peer(1).chain) as _);
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net.peer(0)
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.chain
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.set_io_channel(IoChannel::to_handler(Arc::downgrade(&io_handler0)));
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net.peer(1)
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.chain
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.set_io_channel(IoChannel::to_handler(Arc::downgrade(&io_handler1)));
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let (address, _) = contract_address(
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CreateContractAddress::FromSenderAndNonce,
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&s0.address(),
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&0.into(),
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&[],
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);
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let chain_id = client0.signing_chain_id();
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// Exhange statuses
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net.sync();
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// Setup private providers
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let validator_config = ProviderConfig {
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validator_accounts: vec![s1.address()],
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signer_account: None,
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};
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let signer_config = ProviderConfig {
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validator_accounts: Vec::new(),
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signer_account: Some(s0.address()),
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};
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let private_keys = Arc::new(StoringKeyProvider::default());
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let pm0 = Arc::new(Provider::new(
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client0.clone(),
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net.peer(0).miner.clone(),
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signer.clone(),
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Box::new(NoopEncryptor::default()),
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signer_config,
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IoChannel::to_handler(Arc::downgrade(&io_handler0)),
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private_keys.clone(),
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));
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pm0.add_notify(net.peers[0].clone());
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let pm1 = Arc::new(Provider::new(
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client1.clone(),
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net.peer(1).miner.clone(),
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signer.clone(),
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Box::new(NoopEncryptor::default()),
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validator_config,
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IoChannel::to_handler(Arc::downgrade(&io_handler1)),
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private_keys.clone(),
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));
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pm1.add_notify(net.peers[1].clone());
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// Create and deploy contract
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let private_contract_test = "6060604052341561000f57600080fd5b60d88061001d6000396000f30060606040526000357c0100000000000000000000000000000000000000000000000000000000900463ffffffff1680630c55699c146046578063bc64b76d14607457600080fd5b3415605057600080fd5b60566098565b60405180826000191660001916815260200191505060405180910390f35b3415607e57600080fd5b6096600480803560001916906020019091905050609e565b005b60005481565b8060008160001916905550505600a165627a7a723058206acbdf4b15ca4c2d43e1b1879b830451a34f1e9d02ff1f2f394d8d857e79d2080029".from_hex().unwrap();
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let mut private_create_tx = Transaction::default();
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private_create_tx.action = Action::Create;
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private_create_tx.data = private_contract_test;
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private_create_tx.gas = 200000.into();
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let private_create_tx_signed = private_create_tx.sign(&s0.secret(), None);
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let validators = vec![s1.address()];
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let (public_tx, _) = pm0
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.public_creation_transaction(
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BlockId::Latest,
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&private_create_tx_signed,
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&validators,
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0.into(),
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)
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.unwrap();
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let public_tx = public_tx.sign(&s0.secret(), chain_id);
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let public_tx_copy = public_tx.clone();
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push_block_with_transactions(&client0, &[public_tx]);
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push_block_with_transactions(&client1, &[public_tx_copy]);
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net.sync();
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//Create private transaction for modifying state
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let mut private_tx = Transaction::default();
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private_tx.action = Action::Call(address.clone());
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private_tx.data = "bc64b76d2a00000000000000000000000000000000000000000000000000000000000000"
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.from_hex()
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.unwrap(); //setX(42)
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private_tx.gas = 120000.into();
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private_tx.nonce = 1.into();
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let private_tx = private_tx.sign(&s0.secret(), None);
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assert!(pm0.create_private_transaction(private_tx).is_ok());
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//send private transaction message to validator
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net.sync();
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let validator_handler = net.peer(1).private_tx_handler.clone();
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let received_private_transactions = validator_handler.txs.lock().clone();
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assert_eq!(received_private_transactions.len(), 1);
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//process received private transaction message
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let private_transaction = received_private_transactions[0].clone();
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assert!(pm1.import_private_transaction(&private_transaction).is_ok());
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//send signed response
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net.sync();
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let sender_handler = net.peer(0).private_tx_handler.clone();
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let received_signed_private_transactions = sender_handler.signed_txs.lock().clone();
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assert_eq!(received_signed_private_transactions.len(), 1);
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//process signed response
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let signed_private_transaction = received_signed_private_transactions[0].clone();
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assert!(pm0
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.import_signed_private_transaction(&signed_private_transaction)
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.is_ok());
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let signature: SignedPrivateTransaction =
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Rlp::new(&signed_private_transaction).as_val().unwrap();
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assert!(pm0.process_signature(&signature).is_ok());
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let local_transactions = net.peer(0).miner.local_transactions();
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assert_eq!(local_transactions.len(), 1);
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}
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