Coverage Summary for Class: ValidGasUsedRule (co.rsk.validators)
Class |
Class, %
|
Method, %
|
Line, %
|
ValidGasUsedRule |
0%
(0/1)
|
0%
(0/4)
|
0%
(0/11)
|
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.ethereum.core.BlockHeader;
24 import org.slf4j.Logger;
25 import org.slf4j.LoggerFactory;
26
27 import java.math.BigInteger;
28
29 /**
30 * Created by martin.medina on 07/02/17.
31 */
32 public class ValidGasUsedRule implements BlockValidationRule, BlockHeaderValidationRule {
33
34 private static final Logger logger = LoggerFactory.getLogger("blockvalidator");
35 private static final PanicProcessor panicProcessor = new PanicProcessor();
36
37 @Override
38 public boolean isValid(Block block) {
39 return isValid(block.getHeader());
40 }
41
42 @Override
43 public boolean isValid(BlockHeader header) {
44 long gasUsed = header.getGasUsed();
45 long gasLimit = new BigInteger(1, header.getGasLimit()).longValue();
46
47 if(gasUsed < 0 || gasUsed > gasLimit) {
48 logger.warn("Block gas used is less than 0 or more than the gas limit of the block");
49 panicProcessor.panic("invalidGasValue", "Block gas used is less than 0 or more than the gas limit of the block");
50 return false;
51 }
52
53 return true;
54 }
55 }