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Code Issues Releases Wiki Activity

Fix sop encrypt --sign-with allowing for protected keys

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This commit is contained in:
Paul Schaub 2022-06-19 17:50:31 +02:00
parent 75455f1a3c
commit d64e749f22
Signed by: vanitasvitae
GPG key ID: 62BEE9264BF17311
3 changed files with 43 additions and 14 deletions
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41
pgpainless-sop/src/main/java/org/pgpainless/sop/EncryptImpl.java
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@ -8,6 +8,8 @@ import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.charset.Charset;
import java.util.HashSet;
import java.util.Set;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPPublicKeyRingCollection;
@ -23,6 +25,8 @@ import org.pgpainless.encryption_signing.ProducerOptions;
import org.pgpainless.encryption_signing.SigningOptions;
import org.pgpainless.exception.KeyException;
import org.pgpainless.exception.WrongPassphraseException;
import org.pgpainless.key.OpenPgpFingerprint;
import org.pgpainless.key.info.KeyRingInfo;
import org.pgpainless.util.Passphrase;
import sop.Ready;
import sop.enums.EncryptAs;
@ -35,6 +39,7 @@ public class EncryptImpl implements Encrypt {
EncryptionOptions encryptionOptions = new EncryptionOptions();
SigningOptions signingOptions = null;
MatchMakingSecretKeyRingProtector protector = new MatchMakingSecretKeyRingProtector();
private final Set<PGPSecretKeyRing> signingKeys = new HashSet<>();
private EncryptAs encryptAs = EncryptAs.Binary;
boolean armor = true;
@ -63,23 +68,15 @@ public class EncryptImpl implements Encrypt {
if (keys.size() != 1) {
throw new SOPGPException.BadData(new AssertionError("Exactly one secret key at a time expected. Got " + keys.size()));
}
PGPSecretKeyRing signingKey = keys.iterator().next();
protector.addSecretKey(signingKey);
try {
signingOptions.addInlineSignature(
protector,
signingKey,
(encryptAs == EncryptAs.Binary ? DocumentSignatureType.BINARY_DOCUMENT : DocumentSignatureType.CANONICAL_TEXT_DOCUMENT)
);
} catch (IllegalArgumentException e) {
throw new SOPGPException.KeyCannotSign();
} catch (WrongPassphraseException e) {
throw new SOPGPException.KeyIsProtected();
} catch (PGPException e) {
throw new SOPGPException.BadData(e);
KeyRingInfo info = PGPainless.inspectKeyRing(signingKey);
if (info.getSigningSubkeys().isEmpty()) {
throw new SOPGPException.KeyCannotSign("Key " + OpenPgpFingerprint.of(signingKey) + " cannot sign.");
}
protector.addSecretKey(signingKey);
signingKeys.add(signingKey);
} catch (IOException | PGPException e) {
throw new SOPGPException.BadData(e);
}
@ -122,6 +119,22 @@ public class EncryptImpl implements Encrypt {
producerOptions.setAsciiArmor(armor);
producerOptions.setEncoding(encryptAsToStreamEncoding(encryptAs));
for (PGPSecretKeyRing signingKey : signingKeys) {
try {
signingOptions.addInlineSignature(
protector,
signingKey,
(encryptAs == EncryptAs.Binary ? DocumentSignatureType.BINARY_DOCUMENT : DocumentSignatureType.CANONICAL_TEXT_DOCUMENT)
);
} catch (KeyException.UnacceptableSigningKeyException e) {
throw new SOPGPException.KeyCannotSign();
} catch (WrongPassphraseException e) {
throw new SOPGPException.KeyIsProtected();
} catch (PGPException e) {
throw new SOPGPException.BadData(e);
}
}
try {
ProxyOutputStream proxy = new ProxyOutputStream();
EncryptionStream encryptionStream = PGPainless.encryptAndOrSign()