Coverage Summary for Class: GasLimitRule (co.rsk.validators)
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Method, %
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Line, %
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GasLimitRule |
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1 /*
2 * This file is part of RskJ
3 * Copyright (C) 2017 RSK Labs Ltd.
4 *
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU Lesser General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 */
18
19 package co.rsk.validators;
20
21 import co.rsk.panic.PanicProcessor;
22 import org.ethereum.core.Block;
23 import org.slf4j.Logger;
24 import org.slf4j.LoggerFactory;
25
26 import java.math.BigInteger;
27
28 /**
29 * Rule to check that gas limit is greater than minimum gas limit
30 *
31 * Created by martin.medina on 07/02/17.
32 */
33 public class GasLimitRule implements BlockValidationRule {
34
35 private static final Logger logger = LoggerFactory.getLogger("blockvalidator");
36 private static final PanicProcessor panicProcessor = new PanicProcessor();
37
38 private int minGasLimit;
39
40 public GasLimitRule(int minGasLimit) {
41 this.minGasLimit = minGasLimit;
42 }
43
44 @Override
45 public boolean isValid(Block block) {
46 if (new BigInteger(1, block.getHeader().getGasLimit()).compareTo(BigInteger.valueOf(this.minGasLimit)) < 0) {
47 logger.warn("header.getGasLimit() < MIN_GAS_LIMIT");
48 panicProcessor.panic("invalidMinGasLimit", "header.getGasLimit() < MIN_GAS_LIMIT");
49 return false;
50 }
51
52 return true;
53 }
54 }