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fail when single public keys are detected

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This commit is contained in:
Craig Raw 2021-01-01 15:45:21 +02:00
parent 962253beaa
commit 4da2c024d4
2 changed files with 18 additions and 0 deletions
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8
src/main/java/com/sparrowwallet/drongo/OutputDescriptor.java
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@ -26,6 +26,7 @@ public class OutputDescriptor {
private static final String CHECKSUM_CHARSET = "qpzry9x8gf2tvdw0s3jn54khce6mua7l";
private static final Pattern XPUB_PATTERN = Pattern.compile("(\\[[^\\]]+\\])?(.pub[^/\\,)]{100,112})(/[/\\d*'hH]+)?");
private static final Pattern PUBKEY_PATTERN = Pattern.compile("(\\[[^\\]]+\\])?(0[23][0-9a-fA-F]{32})");
private static final Pattern MULTI_PATTERN = Pattern.compile("multi\\(([\\d+])");
private static final Pattern KEY_ORIGIN_PATTERN = Pattern.compile("\\[([A-Fa-f0-9]{8})([/\\d'hH]+)\\]");
private static final Pattern CHECKSUM_PATTERN = Pattern.compile("#([" + CHECKSUM_CHARSET + "]{8})$");
@ -341,6 +342,13 @@ public class OutputDescriptor {
}
}
if(keyDerivationMap.isEmpty()) {
Matcher pubKeyMatcher = PUBKEY_PATTERN.matcher(descriptor);
if(pubKeyMatcher.find()) {
throw new IllegalArgumentException("Descriptors with single public keys are not supported - use descriptors with xpubs");
}
}
return new OutputDescriptor(scriptType, multisigThreshold, keyDerivationMap, keyChildDerivationMap);
}

10
src/test/java/com/sparrowwallet/drongo/OutputDescriptorTest.java
View file

@ -97,4 +97,14 @@ public class OutputDescriptorTest {
OutputDescriptor descriptor = OutputDescriptor.getOutputDescriptor("sh(multi(2,[00000000/111'/222]xpub6ERApfZwUNrhLCkDtcHTcxd75RbzS1ed54G1LkBUHQVHQKqhMkhgbmJbZRkrgZw4koxb5JaHWkY4ALHY2grBGRjaDMzQLcgJvLJuZZvRcEL,xpub68NZiKmJWnxxS6aaHmn81bvJeTESw724CRDs6HbuccFQN9Ku14VQrADWgqbhhTHBaohPX4CjNLf9fq9MYo6oDaPPLPxSb7gwQN3ih19Zm4Y/0))#tjg09x5t");
Assert.assertEquals("sh(sortedmulti(2,[00000000/111'/222]xpub6ERApfZwUNrhLCkDtcHTcxd75RbzS1ed54G1LkBUHQVHQKqhMkhgbmJbZRkrgZw4koxb5JaHWkY4ALHY2grBGRjaDMzQLcgJvLJuZZvRcEL,xpub68NZiKmJWnxxS6aaHmn81bvJeTESw724CRDs6HbuccFQN9Ku14VQrADWgqbhhTHBaohPX4CjNLf9fq9MYo6oDaPPLPxSb7gwQN3ih19Zm4Y/0))#s66h0xn6", descriptor.toString(true));
}
@Test(expected = IllegalArgumentException.class)
public void testPubKeySingle() {
OutputDescriptor descriptor = OutputDescriptor.getOutputDescriptor("sh(wpkh(03fff97bd5755eeea420453a14355235d382f6472f8568a18b2f057a1460297556))");
}
@Test(expected = IllegalArgumentException.class)
public void testPubKeyMulti() {
OutputDescriptor descriptor = OutputDescriptor.getOutputDescriptor("sh(multi(2,022f01e5e15cca351daff3843fb70f3c2f0a1bdd05e5af888a67784ef3e10a2a01,03acd484e2f0c7f65309ad178a9f559abde09796974c57e714c35f110dfc27ccbe))");
}
}