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Code Issues Releases Wiki Activity

Handle new exceptions in remote service

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This commit is contained in:
Dominik Schürmann 2014-04-16 00:32:00 +02:00
parent ad6ac28782
commit 004d4d5a97
1 changed files with 44 additions and 7 deletions
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51
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/remote/OpenPgpService.java
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@ -30,6 +30,7 @@ import org.openintents.openpgp.OpenPgpSignatureResult;
import org.openintents.openpgp.util.OpenPgpApi;
import org.spongycastle.util.Arrays;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.R;
import org.sufficientlysecure.keychain.pgp.PgpDecryptVerify;
import org.sufficientlysecure.keychain.pgp.PgpDecryptVerifyResult;
import org.sufficientlysecure.keychain.pgp.PgpHelper;
@ -178,7 +179,17 @@ public class OpenPgpService extends RemoteService {
// TODO: currently always assume cleartext input, no sign-only of binary currently!
builder.cleartextInput(true);
builder.build().execute();
try {
builder.build().execute();
// throw exceptions upwards to client with meaningful messages
} catch (PgpSignEncrypt.KeyExtractionException e) {
throw new Exception(getString(R.string.error_could_not_extract_private_key));
} catch (PgpSignEncrypt.NoPassphraseException e) {
throw new Exception(getString(R.string.error_no_signature_passphrase));
} catch (PgpSignEncrypt.NoSigningKeyException e) {
throw new Exception(getString(R.string.error_signature_failed));
}
} finally {
is.close();
os.close();
@ -270,8 +281,19 @@ public class OpenPgpService extends RemoteService {
// encrypt only
builder.signatureMasterKeyId(Constants.key.none);
}
// execute PGP operation!
builder.build().execute();
try {
// execute PGP operation!
builder.build().execute();
// throw exceptions upwards to client with meaningful messages
} catch (PgpSignEncrypt.KeyExtractionException e) {
throw new Exception(getString(R.string.error_could_not_extract_private_key));
} catch (PgpSignEncrypt.NoPassphraseException e) {
throw new Exception(getString(R.string.error_no_signature_passphrase));
} catch (PgpSignEncrypt.NoSigningKeyException e) {
throw new Exception(getString(R.string.error_signature_failed));
}
} finally {
is.close();
os.close();
@ -318,8 +340,23 @@ public class OpenPgpService extends RemoteService {
// accounts of this app
.passphrase(passphrase);
// TODO: currently does not support binary signed-only content
PgpDecryptVerifyResult decryptVerifyResult = builder.build().execute();
PgpDecryptVerifyResult decryptVerifyResult;
try {
// TODO: currently does not support binary signed-only content
decryptVerifyResult = builder.build().execute();
// throw exceptions upwards to client with meaningful messages
} catch (PgpDecryptVerify.InvalidDataException e) {
throw new Exception(getString(R.string.error_invalid_data));
} catch (PgpDecryptVerify.KeyExtractionException e) {
throw new Exception(getString(R.string.error_could_not_extract_private_key));
} catch (PgpDecryptVerify.WrongPassphraseException e) {
throw new Exception(getString(R.string.error_wrong_passphrase));
} catch (PgpDecryptVerify.NoSecretKeyException e) {
throw new Exception(getString(R.string.error_no_secret_key_found));
} catch (PgpDecryptVerify.IntegrityCheckFailedException e) {
throw new Exception(getString(R.string.error_integrity_check_failed));
}
if (PgpDecryptVerifyResult.KEY_PASSHRASE_NEEDED == decryptVerifyResult.getStatus()) {
// get PendingIntent for passphrase input, add it to given params and return to client
@ -333,6 +370,8 @@ public class OpenPgpService extends RemoteService {
OpenPgpSignatureResult signatureResult = decryptVerifyResult.getSignatureResult();
if (signatureResult != null) {
result.putExtra(OpenPgpApi.RESULT_SIGNATURE, signatureResult);
if (signatureResult.getStatus() == OpenPgpSignatureResult.SIGNATURE_UNKNOWN_PUB_KEY) {
// If signature is unknown we return an _additional_ PendingIntent
// to retrieve the missing key
@ -347,8 +386,6 @@ public class OpenPgpService extends RemoteService {
result.putExtra(OpenPgpApi.RESULT_INTENT, pi);
}
result.putExtra(OpenPgpApi.RESULT_SIGNATURE, signatureResult);
}
} finally {