127 lines
5.6 KiB
Java
127 lines
5.6 KiB
Java
package de.vanitasvitae.crypto.pgpainless;
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import static junit.framework.TestCase.assertTrue;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.nio.charset.Charset;
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import java.security.InvalidAlgorithmParameterException;
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import java.security.NoSuchAlgorithmException;
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import java.security.NoSuchProviderException;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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import de.vanitasvitae.crypto.pgpainless.key.SecretKeyRingProtector;
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import de.vanitasvitae.crypto.pgpainless.key.UnprotectedKeysProtector;
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import de.vanitasvitae.crypto.pgpainless.key.generation.type.length.RsaLength;
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import de.vanitasvitae.crypto.pgpainless.util.BCUtil;
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import org.bouncycastle.openpgp.PGPException;
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import org.bouncycastle.openpgp.PGPPublicKeyRing;
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import org.bouncycastle.openpgp.PGPSecretKeyRing;
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import org.bouncycastle.util.io.Streams;
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import org.junit.Ignore;
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import org.junit.Test;
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public class EncryptDecryptTest extends AbstractPGPainlessTest {
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private static final Charset UTF8 = Charset.forName("UTF-8");
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@Test
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public void freshKeysRsaToRsaTest()
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throws PGPException, NoSuchAlgorithmException, NoSuchProviderException, InvalidAlgorithmParameterException,
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IOException {
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PGPSecretKeyRing sender = PGPainless.generateKeyRing().simpleRsaKeyRing("hatter@wonderland.lit", RsaLength._4096);
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PGPSecretKeyRing recipient = PGPainless.generateKeyRing().simpleRsaKeyRing("alice@wonderland.lit", RsaLength._4096);
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encryptDecryptForSecretKeyRings(sender, recipient);
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}
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@Test
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public void freshKeysEcToEcTest() throws IOException, PGPException, NoSuchAlgorithmException, NoSuchProviderException,
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InvalidAlgorithmParameterException {
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PGPSecretKeyRing sender = PGPainless.generateKeyRing().simpleEcKeyRing("hatter@wonderland.lit");
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PGPSecretKeyRing recipient = PGPainless.generateKeyRing().simpleEcKeyRing("alice@wonderland.lit");
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encryptDecryptForSecretKeyRings(sender, recipient);
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}
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@Test
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public void freshKeysEcToRsaTest()
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throws PGPException, NoSuchAlgorithmException, NoSuchProviderException, InvalidAlgorithmParameterException,
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IOException {
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PGPSecretKeyRing sender = PGPainless.generateKeyRing().simpleEcKeyRing("hatter@wonderland.lit");
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PGPSecretKeyRing recipient = PGPainless.generateKeyRing().simpleRsaKeyRing("alice@wonderland.lit", RsaLength._4096);
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encryptDecryptForSecretKeyRings(sender, recipient);
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}
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@Test
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public void freshKeysRsaToEcTest()
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throws PGPException, NoSuchAlgorithmException, NoSuchProviderException, InvalidAlgorithmParameterException,
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IOException {
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PGPSecretKeyRing sender = PGPainless.generateKeyRing().simpleRsaKeyRing("hatter@wonderland.lit", RsaLength._4096);
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PGPSecretKeyRing recipient = PGPainless.generateKeyRing().simpleEcKeyRing("alice@wonderland.lit");
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encryptDecryptForSecretKeyRings(sender, recipient);
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}
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@Ignore
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private void encryptDecryptForSecretKeyRings(PGPSecretKeyRing sender, PGPSecretKeyRing recipient)
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throws PGPException,
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IOException {
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PGPPublicKeyRing recipientPub = BCUtil.publicKeyRingFromSecretKeyRing(recipient);
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PGPPublicKeyRing senderPub = BCUtil.publicKeyRingFromSecretKeyRing(sender);
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SecretKeyRingProtector keyDecryptor = new UnprotectedKeysProtector();
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byte[] secretMessage = ("Ah, Juliet, if the measure of thy joy\n" +
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"Be heaped like mine, and that thy skill be more\n" +
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"To blazon it, then sweeten with thy breath\n" +
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"This neighbor air, and let rich music’s tongue\n" +
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"Unfold the imagined happiness that both\n" +
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"Receive in either by this dear encounter.").getBytes(UTF8);
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ByteArrayOutputStream envelope = new ByteArrayOutputStream();
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OutputStream encryptor = PGPainless.createEncryptor()
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.onOutputStream(envelope)
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.toRecipients(Collections.singleton(recipientPub))
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.usingSecureAlgorithms()
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.signWith(sender, keyDecryptor)
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.noArmor();
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Streams.pipeAll(new ByteArrayInputStream(secretMessage), encryptor);
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encryptor.close();
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byte[] encryptedSecretMessage = envelope.toByteArray();
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// Juliet trieth to comprehend Romeos words
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ByteArrayInputStream envelopeIn = new ByteArrayInputStream(encryptedSecretMessage);
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PainlessResult.ResultAndInputStream resultAndInputStream = PGPainless.createDecryptor()
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.onInputStream(envelopeIn)
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.decryptWith(BCUtil.keyRingsToKeyRingCollection(recipient), keyDecryptor)
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.verifyWith(Collections.singleton(TestKeys.ROMEO_KEY_ID), BCUtil.keyRingsToKeyRingCollection(senderPub))
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.ignoreMissingPublicKeys()
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.build();
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InputStream decryptor = resultAndInputStream.getInputStream();
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OutputStream decryptedSecretMessage = new ByteArrayOutputStream();
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Streams.pipeAll(decryptor, decryptedSecretMessage);
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decryptor.close();
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assertTrue(Arrays.equals(secretMessage, ((ByteArrayOutputStream) decryptedSecretMessage).toByteArray()));
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PainlessResult result = resultAndInputStream.getResult();
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assertTrue(result.containsVerifiedSignatureFrom(senderPub));
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assertTrue(result.isIntegrityProtected());
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assertTrue(result.isSigned());
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assertTrue(result.isEncrypted());
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assertTrue(result.isVerified());
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}
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}
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