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Tighten limit on AT sizes

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catbref 2020-08-10 13:59:20 +01:00
parent 4e60ec5192
commit d50c979d9f
1 changed files with 12 additions and 2 deletions
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14
src/main/java/org/qortal/transaction/DeployAtTransaction.java
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@ -33,7 +33,9 @@ public class DeployAtTransaction extends Transaction {
public static final int MAX_DESCRIPTION_SIZE = 2000; public static final int MAX_DESCRIPTION_SIZE = 2000;
public static final int MAX_AT_TYPE_SIZE = 200; public static final int MAX_AT_TYPE_SIZE = 200;
public static final int MAX_TAGS_SIZE = 200; public static final int MAX_TAGS_SIZE = 200;
public static final int MAX_CREATION_BYTES_SIZE = 100_000; public static final int MAX_CREATION_BYTES_SIZE = 4096;
public static final int MAX_CODE_BYTES_LENGTH = 1024;
public static final int MAX_AT_STATE_LENGTH = 1024;
// Constructors // Constructors
@ -157,7 +159,15 @@ public class DeployAtTransaction extends Transaction {
QortalAtLoggerFactory loggerFactory = QortalAtLoggerFactory.getInstance(); QortalAtLoggerFactory loggerFactory = QortalAtLoggerFactory.getInstance();
try { try {
new MachineState(api, loggerFactory, this.deployAtTransactionData.getCreationBytes()); MachineState state = new MachineState(api, loggerFactory, this.deployAtTransactionData.getCreationBytes());
byte[] codeBytes = state.getCodeBytes();
if (codeBytes == null || codeBytes.length > MAX_CODE_BYTES_LENGTH)
return ValidationResult.INVALID_CREATION_BYTES;
byte[] atStateBytes = state.toBytes();
if (atStateBytes == null || atStateBytes.length > MAX_AT_STATE_LENGTH)
return ValidationResult.INVALID_CREATION_BYTES;
} catch (IllegalArgumentException e) { } catch (IllegalArgumentException e) {
// Not valid // Not valid
return ValidationResult.INVALID_CREATION_BYTES; return ValidationResult.INVALID_CREATION_BYTES;