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Art O Cathain 2014-06-29 12:18:16 +01:00
parent 3363507be4
commit 80e09bd05e
4 changed files with 548 additions and 1 deletions
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168
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/testsupport/KeyringBuilder.java Normal file
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@ -0,0 +1,168 @@
package org.sufficientlysecure.keychain.testsupport;
import org.spongycastle.bcpg.CompressionAlgorithmTags;
import org.spongycastle.bcpg.HashAlgorithmTags;
import org.spongycastle.bcpg.MPInteger;
import org.spongycastle.bcpg.PublicKeyAlgorithmTags;
import org.spongycastle.bcpg.PublicKeyPacket;
import org.spongycastle.bcpg.RSAPublicBCPGKey;
import org.spongycastle.bcpg.SignaturePacket;
import org.spongycastle.bcpg.SignatureSubpacket;
import org.spongycastle.bcpg.SignatureSubpacketTags;
import org.spongycastle.bcpg.SymmetricKeyAlgorithmTags;
import org.spongycastle.bcpg.UserIDPacket;
import org.spongycastle.bcpg.sig.Features;
import org.spongycastle.bcpg.sig.IssuerKeyID;
import org.spongycastle.bcpg.sig.KeyFlags;
import org.spongycastle.bcpg.sig.PreferredAlgorithms;
import org.spongycastle.bcpg.sig.SignatureCreationTime;
import org.spongycastle.bcpg.sig.SignatureExpirationTime;
import org.spongycastle.openpgp.PGPException;
import org.spongycastle.openpgp.PGPPublicKey;
import org.spongycastle.openpgp.PGPPublicKeyRing;
import org.spongycastle.openpgp.PGPSignature;
import org.spongycastle.openpgp.operator.bc.BcKeyFingerprintCalculator;
import org.sufficientlysecure.keychain.pgp.UncachedKeyRing;
import java.math.BigInteger;
import java.util.Date;
/**
* Created by art on 05/07/14.
*/
public class KeyringBuilder {
private static final BigInteger modulus = new BigInteger(
"cbab78d90d5f2cc0c54dd3c3953005a1" +
"e6b521f1ffa5465a102648bf7b91ec72" +
"f9c180759301587878caeb7333215620" +
"9f81ca5b3b94309d96110f6972cfc56a" +
"37fd6279f61d71f19b8f64b288e33829" +
"9dce133520f5b9b4253e6f4ba31ca36a" +
"fd87c2081b15f0b283e9350e370e181a" +
"23d31379101f17a23ae9192250db6540" +
"2e9cab2a275bc5867563227b197c8b13" +
"6c832a94325b680e144ed864fb00b9b8" +
"b07e13f37b40d5ac27dae63cd6a470a7" +
"b40fa3c7479b5b43e634850cc680b177" +
"8dd6b1b51856f36c3520f258f104db2f" +
"96b31a53dd74f708ccfcefccbe420a90" +
"1c37f1f477a6a4b15f5ecbbfd93311a6" +
"47bcc3f5f81c59dfe7252e3cd3be6e27"
, 16
);
private static final BigInteger exponent = new BigInteger("010001", 16);
public static UncachedKeyRing ring1() {
return ringForModulus(new Date(1404566755), "user1@example.com");
}
public static UncachedKeyRing ring2() {
return ringForModulus(new Date(1404566755), "user1@example.com");
}
private static UncachedKeyRing ringForModulus(Date date, String userIdString) {
try {
PGPPublicKey publicKey = createPgpPublicKey(modulus, date);
UserIDPacket userId = createUserId(userIdString);
SignaturePacket signaturePacket = createSignaturePacket(date);
byte[] publicKeyEncoded = publicKey.getEncoded();
byte[] userIdEncoded = userId.getEncoded();
byte[] signaturePacketEncoded = signaturePacket.getEncoded();
byte[] encodedRing = TestDataUtil.concatAll(
publicKeyEncoded,
userIdEncoded,
signaturePacketEncoded
);
PGPPublicKeyRing pgpPublicKeyRing = new PGPPublicKeyRing(
encodedRing, new BcKeyFingerprintCalculator());
return UncachedKeyRing.decodeFromData(pgpPublicKeyRing.getEncoded());
} catch (Exception e) {
throw new RuntimeException(e);
}
}
private static SignaturePacket createSignaturePacket(Date date) {
int signatureType = PGPSignature.POSITIVE_CERTIFICATION;
long keyID = 1;
int keyAlgorithm = SignaturePacket.RSA_GENERAL;
int hashAlgorithm = HashAlgorithmTags.SHA1;
SignatureSubpacket[] hashedData = new SignatureSubpacket[]{
new SignatureCreationTime(true, date),
new KeyFlags(true, KeyFlags.SIGN_DATA & KeyFlags.CERTIFY_OTHER),
new SignatureExpirationTime(true, date.getTime() + 24 * 60 * 60 * 2),
new PreferredAlgorithms(SignatureSubpacketTags.PREFERRED_SYM_ALGS, true, new int[]{
SymmetricKeyAlgorithmTags.AES_256,
SymmetricKeyAlgorithmTags.AES_192,
SymmetricKeyAlgorithmTags.AES_128,
SymmetricKeyAlgorithmTags.CAST5,
SymmetricKeyAlgorithmTags.TRIPLE_DES
}),
new PreferredAlgorithms(SignatureSubpacketTags.PREFERRED_HASH_ALGS, true, new int[]{
HashAlgorithmTags.SHA256,
HashAlgorithmTags.SHA1,
HashAlgorithmTags.SHA384,
HashAlgorithmTags.SHA512,
HashAlgorithmTags.SHA224
}),
new PreferredAlgorithms(SignatureSubpacketTags.PREFERRED_COMP_ALGS, true, new int[]{
CompressionAlgorithmTags.ZLIB,
CompressionAlgorithmTags.BZIP2,
CompressionAlgorithmTags.ZLIB
}),
new Features(false, Features.FEATURE_MODIFICATION_DETECTION),
// can't do keyserver prefs
};
SignatureSubpacket[] unhashedData = new SignatureSubpacket[]{
new IssuerKeyID(true, new BigInteger("15130BCF071AE6BF", 16).toByteArray())
};
byte[] fingerPrint = new BigInteger("522c", 16).toByteArray();
MPInteger[] signature = new MPInteger[]{
new MPInteger(new BigInteger(
"b065c071d3439d5610eb22e5b4df9e42" +
"ed78b8c94f487389e4fc98e8a75a043f" +
"14bf57d591811e8e7db2d31967022d2e" +
"e64372829183ec51d0e20c42d7a1e519" +
"e9fa22cd9db90f0fd7094fd093b78be2" +
"c0db62022193517404d749152c71edc6" +
"fd48af3416038d8842608ecddebbb11c" +
"5823a4321d2029b8993cb017fa8e5ad7" +
"8a9a618672d0217c4b34002f1a4a7625" +
"a514b6a86475e573cb87c64d7069658e" +
"627f2617874007a28d525e0f87d93ca7" +
"b15ad10dbdf10251e542afb8f9b16cbf" +
"7bebdb5fe7e867325a44e59cad0991cb" +
"239b1c859882e2ebb041b80e5cdc3b40" +
"ed259a8a27d63869754c0881ccdcb50f" +
"0564fecdc6966be4a4b87a3507a9d9be", 16
))
};
return new SignaturePacket(signatureType,
keyID,
keyAlgorithm,
hashAlgorithm,
hashedData,
unhashedData,
fingerPrint,
signature);
}
private static PGPPublicKey createPgpPublicKey(BigInteger modulus, Date date) throws PGPException {
PublicKeyPacket publicKeyPacket = new PublicKeyPacket(PublicKeyAlgorithmTags.RSA_SIGN, date, new RSAPublicBCPGKey(modulus, exponent));
return new PGPPublicKey(
publicKeyPacket, new BcKeyFingerprintCalculator());
}
private static UserIDPacket createUserId(String userId) {
return new UserIDPacket(userId);
}
}

66
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/testsupport/TestDataUtil.java
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@ -4,6 +4,7 @@ import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.Collection;
import java.util.Iterator;
/**
* Misc support functions. Would just use Guava / Apache Commons but
@ -37,8 +38,71 @@ public class TestDataUtil {
return output.toByteArray();
}
public static InputStream getResourceAsStream(String resourceName) {
return TestDataUtil.class.getResourceAsStream(resourceName);
}
/**
* Null-safe equivalent of {@code a.equals(b)}.
*/
public static boolean equals(Object a, Object b) {
return (a == null) ? (b == null) : a.equals(b);
}
public static <T> boolean iterEquals(Iterator<T> a, Iterator<T> b, EqualityChecker<T> comparator) {
while (a.hasNext()) {
T aObject = a.next();
if (!b.hasNext()) {
return false;
}
T bObject = b.next();
if (!comparator.areEquals(aObject, bObject)) {
return false;
}
}
if (b.hasNext()) {
return false;
}
return true;
}
public static <T> boolean iterEquals(Iterator<T> a, Iterator<T> b) {
return iterEquals(a, b, new EqualityChecker<T>() {
@Override
public boolean areEquals(T lhs, T rhs) {
return TestDataUtil.equals(lhs, rhs);
}
});
}
public static interface EqualityChecker<T> {
public boolean areEquals(T lhs, T rhs);
}
public static byte[] concatAll(byte[]... byteArrays) {
if (byteArrays.length == 1) {
return byteArrays[0];
} else if (byteArrays.length == 2) {
return concat(byteArrays[0], byteArrays[1]);
} else {
byte[] first = concat(byteArrays[0], byteArrays[1]);
byte[][] remainingArrays = new byte[byteArrays.length - 1][];
remainingArrays[0] = first;
System.arraycopy(byteArrays, 2, remainingArrays, 1, byteArrays.length - 2);
return concatAll(remainingArrays);
}
}
private static byte[] concat(byte[] a, byte[] b) {
int aLen = a.length;
int bLen = b.length;
byte[] c = new byte[aLen + bLen];
System.arraycopy(a, 0, c, 0, aLen);
System.arraycopy(b, 0, c, aLen, bLen);
return c;
}
}

278
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/testsupport/UncachedKeyringTestingHelper.java Normal file
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@ -0,0 +1,278 @@
package org.sufficientlysecure.keychain.testsupport;
import org.spongycastle.bcpg.BCPGKey;
import org.spongycastle.bcpg.PublicKeyAlgorithmTags;
import org.spongycastle.bcpg.PublicKeyPacket;
import org.spongycastle.bcpg.RSAPublicBCPGKey;
import org.spongycastle.bcpg.SignatureSubpacket;
import org.spongycastle.openpgp.PGPException;
import org.spongycastle.openpgp.PGPPublicKey;
import org.spongycastle.openpgp.PGPPublicKeyRing;
import org.spongycastle.openpgp.PGPSignature;
import org.spongycastle.openpgp.PGPSignatureSubpacketVector;
import org.spongycastle.openpgp.PGPUserAttributeSubpacketVector;
import org.spongycastle.openpgp.operator.bc.BcKeyFingerprintCalculator;
import org.sufficientlysecure.keychain.pgp.UncachedKeyRing;
import org.sufficientlysecure.keychain.pgp.UncachedPublicKey;
import java.math.BigInteger;
import java.util.Arrays;
import java.util.Date;
/**
* Created by art on 28/06/14.
*/
public class UncachedKeyringTestingHelper {
public static boolean compareRing(UncachedKeyRing keyRing1, UncachedKeyRing keyRing2) {
return TestDataUtil.iterEquals(keyRing1.getPublicKeys(), keyRing2.getPublicKeys(), new
TestDataUtil.EqualityChecker<UncachedPublicKey>() {
@Override
public boolean areEquals(UncachedPublicKey lhs, UncachedPublicKey rhs) {
return comparePublicKey(lhs, rhs);
}
});
}
public static boolean comparePublicKey(UncachedPublicKey key1, UncachedPublicKey key2) {
boolean equal = true;
if (key1.canAuthenticate() != key2.canAuthenticate()) {
return false;
}
if (key1.canCertify() != key2.canCertify()) {
return false;
}
if (key1.canEncrypt() != key2.canEncrypt()) {
return false;
}
if (key1.canSign() != key2.canSign()) {
return false;
}
if (key1.getAlgorithm() != key2.getAlgorithm()) {
return false;
}
if (key1.getBitStrength() != key2.getBitStrength()) {
return false;
}
if (!TestDataUtil.equals(key1.getCreationTime(), key2.getCreationTime())) {
return false;
}
if (!TestDataUtil.equals(key1.getExpiryTime(), key2.getExpiryTime())) {
return false;
}
if (!Arrays.equals(key1.getFingerprint(), key2.getFingerprint())) {
return false;
}
if (key1.getKeyId() != key2.getKeyId()) {
return false;
}
if (key1.getKeyUsage() != key2.getKeyUsage()) {
return false;
}
if (!TestDataUtil.equals(key1.getPrimaryUserId(), key2.getPrimaryUserId())) {
return false;
}
// Ooops, getPublicKey is due to disappear. But then how to compare?
if (!keysAreEqual(key1.getPublicKey(), key2.getPublicKey())) {
return false;
}
return equal;
}
public static boolean keysAreEqual(PGPPublicKey a, PGPPublicKey b) {
if (a.getAlgorithm() != b.getAlgorithm()) {
return false;
}
if (a.getBitStrength() != b.getBitStrength()) {
return false;
}
if (!TestDataUtil.equals(a.getCreationTime(), b.getCreationTime())) {
return false;
}
if (!Arrays.equals(a.getFingerprint(), b.getFingerprint())) {
return false;
}
if (a.getKeyID() != b.getKeyID()) {
return false;
}
if (!pubKeyPacketsAreEqual(a.getPublicKeyPacket(), b.getPublicKeyPacket())) {
return false;
}
if (a.getVersion() != b.getVersion()) {
return false;
}
if (a.getValidDays() != b.getValidDays()) {
return false;
}
if (a.getValidSeconds() != b.getValidSeconds()) {
return false;
}
if (!Arrays.equals(a.getTrustData(), b.getTrustData())) {
return false;
}
if (!TestDataUtil.iterEquals(a.getUserIDs(), b.getUserIDs())) {
return false;
}
if (!TestDataUtil.iterEquals(a.getUserAttributes(), b.getUserAttributes(),
new TestDataUtil.EqualityChecker<PGPUserAttributeSubpacketVector>() {
public boolean areEquals(PGPUserAttributeSubpacketVector lhs, PGPUserAttributeSubpacketVector rhs) {
// For once, BC defines equals, so we use it implicitly.
return TestDataUtil.equals(lhs, rhs);
}
}
)) {
return false;
}
if (!TestDataUtil.iterEquals(a.getSignatures(), b.getSignatures(),
new TestDataUtil.EqualityChecker<PGPSignature>() {
public boolean areEquals(PGPSignature lhs, PGPSignature rhs) {
return signaturesAreEqual(lhs, rhs);
}
}
)) {
return false;
}
return true;
}
public static boolean signaturesAreEqual(PGPSignature a, PGPSignature b) {
if (a.getVersion() != b.getVersion()) {
return false;
}
if (a.getKeyAlgorithm() != b.getKeyAlgorithm()) {
return false;
}
if (a.getHashAlgorithm() != b.getHashAlgorithm()) {
return false;
}
if (a.getSignatureType() != b.getSignatureType()) {
return false;
}
try {
if (!Arrays.equals(a.getSignature(), b.getSignature())) {
return false;
}
} catch (PGPException ex) {
throw new RuntimeException(ex);
}
if (a.getKeyID() != b.getKeyID()) {
return false;
}
if (!TestDataUtil.equals(a.getCreationTime(), b.getCreationTime())) {
return false;
}
if (!Arrays.equals(a.getSignatureTrailer(), b.getSignatureTrailer())) {
return false;
}
if (!subPacketVectorsAreEqual(a.getHashedSubPackets(), b.getHashedSubPackets())) {
return false;
}
if (!subPacketVectorsAreEqual(a.getUnhashedSubPackets(), b.getUnhashedSubPackets())) {
return false;
}
return true;
}
private static boolean subPacketVectorsAreEqual(PGPSignatureSubpacketVector aHashedSubPackets, PGPSignatureSubpacketVector bHashedSubPackets) {
for (int i = 0; i < Byte.MAX_VALUE; i++) {
if (!TestDataUtil.iterEquals(Arrays.asList(aHashedSubPackets.getSubpackets(i)).iterator(),
Arrays.asList(bHashedSubPackets.getSubpackets(i)).iterator(),
new TestDataUtil.EqualityChecker<SignatureSubpacket>() {
@Override
public boolean areEquals(SignatureSubpacket lhs, SignatureSubpacket rhs) {
return signatureSubpacketsAreEqual(lhs, rhs);
}
}
)) {
return false;
}
}
return true;
}
private static boolean signatureSubpacketsAreEqual(SignatureSubpacket lhs, SignatureSubpacket rhs) {
if (lhs.getType() != rhs.getType()) {
return false;
}
if (!Arrays.equals(lhs.getData(), rhs.getData())) {
return false;
}
return true;
}
public static boolean pubKeyPacketsAreEqual(PublicKeyPacket a, PublicKeyPacket b) {
if (a.getAlgorithm() != b.getAlgorithm()) {
return false;
}
if (!bcpgKeysAreEqual(a.getKey(), b.getKey())) {
return false;
}
if (!TestDataUtil.equals(a.getTime(), b.getTime())) {
return false;
}
if (a.getValidDays() != b.getValidDays()) {
return false;
}
if (a.getVersion() != b.getVersion()) {
return false;
}
return true;
}
public static boolean bcpgKeysAreEqual(BCPGKey a, BCPGKey b) {
if (!TestDataUtil.equals(a.getFormat(), b.getFormat())) {
return false;
}
if (!Arrays.equals(a.getEncoded(), b.getEncoded())) {
return false;
}
return true;
}
public void doTestCanonicalize(UncachedKeyRing inputKeyRing, UncachedKeyRing expectedKeyRing) {
if (!compareRing(inputKeyRing, expectedKeyRing)) {
throw new AssertionError("Expected [" + inputKeyRing + "] to match [" + expectedKeyRing + "]");
}
}
}

37
OpenKeychain/src/test/java/tests/UncachedKeyringTest.java Normal file
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@ -0,0 +1,37 @@
package tests;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.robolectric.*;
import org.sufficientlysecure.keychain.pgp.UncachedKeyRing;
import org.sufficientlysecure.keychain.testsupport.*;
import org.sufficientlysecure.keychain.testsupport.KeyringBuilder;
import org.sufficientlysecure.keychain.testsupport.TestDataUtil;
@RunWith(RobolectricTestRunner.class)
@org.robolectric.annotation.Config(emulateSdk = 18) // Robolectric doesn't yet support 19
public class UncachedKeyringTest {
@Test
public void testVerifySuccess() throws Exception {
UncachedKeyRing expectedKeyRing = KeyringBuilder.ring2();
// Uncomment to prove it's working - the createdDate will then be different
// Thread.sleep(1500);
UncachedKeyRing inputKeyRing = KeyringBuilder.ring1();
new UncachedKeyringTestingHelper().doTestCanonicalize(
inputKeyRing, expectedKeyRing);
}
/**
* Just testing my own test code. Should really be using a library for this.
*/
@Test
public void testConcat() throws Exception {
byte[] actual = TestDataUtil.concatAll(new byte[]{1}, new byte[]{2,-2}, new byte[]{5},new byte[]{3});
byte[] expected = new byte[]{1,2,-2,5,3};
Assert.assertEquals(java.util.Arrays.toString(expected), java.util.Arrays.toString(actual));
}
}