Rename IPCSocket and removed unused code in TestHelper.

1 files changed, 262 insertions, 0 deletions

diff --git a/test/RPCSession.cpp b/test/RPCSession.cpp
new file mode 100644
index 00000000..01118cca
--- /dev/null
+++ b/test/RPCSession.cpp
@@ -0,0 +1,262 @@
+/*
+	This file is part of cpp-ethereum.
+
+	cpp-ethereum 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.
+
+	cpp-ethereum 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 cpp-ethereum.  If not, see <http://www.gnu.org/licenses/>.
+*/
+/** @file RPCSession.cpp
+ * @author Dimtiry Khokhlov <dimitry@ethdev.com>
+ * @date 2016
+ */
+
+#include <string>
+#include <stdio.h>
+#include <thread>
+#include <libdevcore/CommonData.h>
+#include <jsoncpp/json/reader.h>
+#include <jsoncpp/json/writer.h>
+#include "RPCSession.h"
+
+using namespace std;
+using namespace dev;
+
+IPCSocket::IPCSocket(string const& _path): m_path(_path)
+{
+	if (_path.length() >= sizeof(sockaddr_un::sun_path))
+		BOOST_FAIL("Error opening IPC: socket path is too long!");
+
+	struct sockaddr_un saun;
+	saun.sun_family = AF_UNIX;
+	strcpy(saun.sun_path, _path.c_str());
+
+	if ((m_socket = socket(AF_UNIX, SOCK_STREAM, 0)) < 0)
+		BOOST_FAIL("Error creating IPC socket object");
+
+	int len = sizeof(saun.sun_family) + strlen(saun.sun_path);
+
+	if (connect(m_socket, reinterpret_cast<struct sockaddr const*>(&saun), len) < 0)
+		BOOST_FAIL("Error connecting to IPC socket: " << _path);
+
+	m_fp = fdopen(m_socket, "r");
+}
+
+string IPCSocket::sendRequest(string const& _req)
+{
+	send(m_socket, _req.c_str(), _req.length(), 0);
+
+	char c;
+	string response;
+	while ((c = fgetc(m_fp)) != EOF)
+	{
+		if (c != '\n')
+			response += c;
+		else
+			break;
+	}
+	return response;
+}
+
+RPCSession& RPCSession::instance(const string& _path)
+{
+	static RPCSession session(_path);
+	BOOST_REQUIRE_EQUAL(session.m_ipcSocket.path(), _path);
+	return session;
+}
+
+string RPCSession::eth_getCode(string const& _address, string const& _blockNumber)
+{
+	return rpcCall("eth_getCode", { quote(_address), quote(_blockNumber) }).asString();
+}
+
+RPCSession::TransactionReceipt RPCSession::eth_getTransactionReceipt(string const& _transactionHash)
+{
+	TransactionReceipt receipt;
+	Json::Value const result = rpcCall("eth_getTransactionReceipt", { quote(_transactionHash) });
+	BOOST_REQUIRE(!result.isNull());
+	receipt.gasUsed = result["gasUsed"].asString();
+	receipt.contractAddress = result["contractAddress"].asString();
+	for (auto const& log: result["logs"])
+	{
+		LogEntry entry;
+		entry.address = log["address"].asString();
+		entry.data = log["data"].asString();
+		for (auto const& topic: log["topics"])
+			entry.topics.push_back(topic.asString());
+		receipt.logEntries.push_back(entry);
+	}
+	return receipt;
+}
+
+string RPCSession::eth_sendTransaction(TransactionData const& _td)
+{
+	return rpcCall("eth_sendTransaction", { _td.toJson() }).asString();
+}
+
+string RPCSession::eth_call(TransactionData const& _td, string const& _blockNumber)
+{
+	return rpcCall("eth_call", { _td.toJson(), quote(_blockNumber) }).asString();
+}
+
+string RPCSession::eth_sendTransaction(string const& _transaction)
+{
+	return rpcCall("eth_sendTransaction", { _transaction }).asString();
+}
+
+string RPCSession::eth_getBalance(string const& _address, string const& _blockNumber)
+{
+	string address = (_address.length() == 20) ? "0x" + _address : _address;
+	return rpcCall("eth_getBalance", { quote(address), quote(_blockNumber) }).asString();
+}
+
+string RPCSession::eth_getStorageRoot(string const& _address, string const& _blockNumber)
+{
+	string address = (_address.length() == 20) ? "0x" + _address : _address;
+	return rpcCall("eth_getStorageRoot", { quote(address), quote(_blockNumber) }).asString();
+}
+
+void RPCSession::personal_unlockAccount(string const& _address, string const& _password, int _duration)
+{
+	rpcCall("personal_unlockAccount", { quote(_address), quote(_password), to_string(_duration) });
+}
+
+string RPCSession::personal_newAccount(string const& _password)
+{
+	return rpcCall("personal_newAccount", { quote(_password) }).asString();
+}
+
+void RPCSession::test_setChainParams(vector<string> const& _accounts)
+{
+	static std::string const c_configString = R"(
+	{
+		"sealEngine": "NoProof",
+		"params": {
+			"accountStartNonce": "0x",
+			"maximumExtraDataSize": "0x1000000",
+			"blockReward": "0x",
+			"allowFutureBlocks": "1"
+		},
+		"genesis": {
+			"author": "0000000000000010000000000000000000000000",
+			"timestamp": "0x00",
+			"parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
+			"extraData": "0x",
+			"gasLimit": "0x1000000000000"
+		},
+		"accounts": {
+			"0000000000000000000000000000000000000001": { "wei": "1", "precompiled": { "name": "ecrecover", "linear": { "base": 3000, "word": 0 } } },
+			"0000000000000000000000000000000000000002": { "wei": "1", "precompiled": { "name": "sha256", "linear": { "base": 60, "word": 12 } } },
+			"0000000000000000000000000000000000000003": { "wei": "1", "precompiled": { "name": "ripemd160", "linear": { "base": 600, "word": 120 } } },
+			"0000000000000000000000000000000000000004": { "wei": "1", "precompiled": { "name": "identity", "linear": { "base": 15, "word": 3 } } }
+		}
+	}
+	)";
+
+	Json::Value config;
+	BOOST_REQUIRE(Json::Reader().parse(c_configString, config));
+	for (auto const& account: _accounts)
+		config["accounts"][account]["wei"] = "0x100000000000000000000000000000000000000000";
+	test_setChainParams(Json::FastWriter().write(config));
+}
+
+void RPCSession::test_setChainParams(string const& _config)
+{
+	rpcCall("test_setChainParams", { _config });
+}
+
+void RPCSession::test_rewindToBlock(size_t _blockNr)
+{
+	rpcCall("test_rewindToBlock", { to_string(_blockNr) });
+}
+
+void RPCSession::test_mineBlocks(int _number)
+{
+	u256 startBlock = fromBigEndian<u256>(fromHex(rpcCall("eth_blockNumber").asString()));
+	rpcCall("test_mineBlocks", { to_string(_number) }, true);
+
+	//@TODO do not use polling - but that would probably need a change to the test client
+	for (size_t polls = 0; polls < 100; ++polls)
+	{
+		if (fromBigEndian<u256>(fromHex(rpcCall("eth_blockNumber").asString())) >= startBlock + _number)
+			return;
+		std::this_thread::sleep_for(chrono::milliseconds(10)); //it does not work faster then 10 ms
+	}
+
+	BOOST_FAIL("Error in test_mineBlocks: block mining timeout!");
+}
+
+void RPCSession::test_modifyTimestamp(size_t _timestamp)
+{
+	rpcCall("test_modifyTimestamp", { to_string(_timestamp) });
+}
+
+Json::Value RPCSession::rpcCall(string const& _methodName, vector<string> const& _args, bool _canFail)
+{
+	string request = "{\"jsonrpc\":\"2.0\",\"method\":\"" + _methodName + "\",\"params\":[";
+	for (size_t i = 0; i < _args.size(); ++i)
+	{
+		request += _args[i];
+		if (i + 1 != _args.size())
+			request += ", ";
+	}
+
+	request += "],\"id\":" + to_string(m_rpcSequence) + "}";
+	++m_rpcSequence;
+
+	//cout << "Request: " << request << endl;
+	string reply = m_ipcSocket.sendRequest(request);
+	//cout << "Reply: " << reply << endl;
+
+	Json::Value result;
+	Json::Reader().parse(reply, result, false);
+
+	if (result.isMember("error"))
+	{
+		if (_canFail)
+			return Json::Value();
+
+		BOOST_FAIL("Error on JSON-RPC call: " + result["error"]["message"].asString());
+	}
+	return result["result"];
+}
+
+string const& RPCSession::accountCreateIfNotExists(size_t _id)
+{
+	if (_id >= m_accounts.size())
+	{
+		m_accounts.push_back(personal_newAccount(""));
+		personal_unlockAccount(m_accounts.back(), "", 100000);
+	}
+	return m_accounts[_id];
+}
+
+RPCSession::RPCSession(const string& _path):
+	m_ipcSocket(_path)
+{
+	string account = personal_newAccount("");
+	personal_unlockAccount(account, "", 100000);
+	m_accounts.push_back(account);
+	test_setChainParams(m_accounts);
+}
+
+string RPCSession::TransactionData::toJson() const
+{
+	Json::Value json;
+	json["from"] = (from.length() == 20) ? "0x" + from : from;
+	json["to"] = (to.length() == 20 || to == "") ? "0x" + to :  to;
+	json["gas"] = gas;
+	json["gasprice"] = gasPrice;
+	json["value"] = value;
+	json["data"] = data;
+	return Json::FastWriter().write(json);
+
+}