Examples with EncryptedInputStream i2p.bote.fileencryption.EncryptedInputStream used on opensource projects

Example 1 with EncryptedInputStream

use of i2p.bote.fileencryption.EncryptedInputStream in project i2p.i2p-bote by i2p.

the class DebugSupport method getUndecryptableFiles.

/**
 * Tests all encrypted I2P-Bote files and returns a list containing those that
 * cannot be decrypted.
 * @return A list of problem files, or an empty list if no problems were found
 * @throws PasswordException
 * @throws IOException
 * @throws GeneralSecurityException
 */
public List<File> getUndecryptableFiles() throws PasswordException, IOException, GeneralSecurityException {
    // make sure the password is correct
    byte[] password = passwordHolder.getPassword();
    if (password == null)
        throw new PasswordException();
    File passwordFile = configuration.getPasswordFile();
    boolean correct = FileEncryptionUtil.isPasswordCorrect(password, passwordFile);
    if (!correct)
        throw new PasswordException();
    // make a list of all encrypted files
    List<File> files = new ArrayList<File>();
    files.add(configuration.getIdentitiesFile());
    files.add(configuration.getAddressBookFile());
    File[] emailFolders = new File[] { configuration.getInboxDir(), configuration.getOutboxDir(), configuration.getSentFolderDir(), configuration.getTrashFolderDir() };
    ;
    for (File dir : emailFolders) files.addAll(Arrays.asList(dir.listFiles()));
    for (Iterator<File> iter = files.iterator(); iter.hasNext(); ) {
        File file = iter.next();
        FileInputStream stream = new FileInputStream(file);
        try {
            Util.readBytes(new EncryptedInputStream(stream, password));
            // no PasswordException or other exception occurred, so the file is good
            iter.remove();
        } catch (Exception e) {
            // leave the file in the list and log
            log.debug("Can't decrypt file <" + file.getAbsolutePath() + ">", e);
        } finally {
            if (stream != null)
                stream.close();
        }
    }
    return files;
}

Example 2 with EncryptedInputStream

use of i2p.bote.fileencryption.EncryptedInputStream in project i2p.i2p-bote by i2p.

the class Identities method readIdentities.

/**
 * Reads <code>Identities</code> from the encrypted identities file. Each identity
 * is defined by one line that contains two to four tab-separated fields:<br/>
 * Email Identity key, Public Name, Description, and Email Address.
 * The first two are mandatory, the last two are optional.<br/>
 * <p/>
 * Additionally, the file can set a default Email Identity by including a
 * line that starts with "Default ", followed by an Email Destination key.<br/>
 * The destination key must match one of the Email Identities defined in
 * the file.
 * <p/>
 * An Email Identity key consists of two public keys and two private keys, whereas
 * an Email Destination consists only of two public keys.
 * @throws PasswordException
 * @throws IOException
 * @throws GeneralSecurityException
 */
private void readIdentities() throws PasswordException, IOException, GeneralSecurityException {
    log.debug("Reading identities file: <" + identitiesFile.getAbsolutePath() + ">");
    if (!identitiesFile.exists()) {
        log.debug("Identities file does not exist: <" + identitiesFile.getAbsolutePath() + ">");
        identities = new TreeSet<EmailIdentity>(new IdentityComparator());
        return;
    }
    BufferedReader input = null;
    try {
        InputStream encryptedStream = new EncryptedInputStream(new FileInputStream(identitiesFile), passwordHolder);
        input = new BufferedReader(new InputStreamReader(encryptedStream));
        // No PasswordException occurred, so read the input stream
        Properties properties = new Properties();
        properties.load(new InputStreamReader(encryptedStream));
        loadFromProperties(properties, false, false);
    } finally {
        if (input != null)
            try {
                input.close();
            } catch (IOException e) {
                log.error("Error closing input stream.", e);
            }
    }
}

Example 3 with EncryptedInputStream

use of i2p.bote.fileencryption.EncryptedInputStream in project i2p.i2p-bote by i2p.

the class MigrateTo028 method migrateAddressBookIfNeeded.

private void migrateAddressBookIfNeeded(Configuration configuration, PasswordHolder passwordHolder) throws FileNotFoundException, IOException, GeneralSecurityException, PasswordException {
    File addressBookFile = configuration.getAddressBookFile();
    if (!addressBookFile.exists())
        return;
    BufferedReader input = null;
    try {
        InputStream encryptedStream = new EncryptedInputStream(new FileInputStream(addressBookFile), passwordHolder);
        input = new BufferedReader(new InputStreamReader(encryptedStream));
        // No PasswordException occurred, so read the input stream and call migrateAddressBook() if needed
        List<String> lines = Util.readLines(encryptedStream);
        if (!isAddressBookFileMigrated(lines))
            migrateAddressBook(lines, configuration, passwordHolder);
    } finally {
        if (input != null)
            input.close();
    }
}

Example 4 with EncryptedInputStream

use of i2p.bote.fileencryption.EncryptedInputStream in project i2p.i2p-bote by i2p.

the class AddressBook method readContacts.

/**
 * Reads an <code>AddressBook</code> from the encrypted address book file.
 * Each contact is defined by one line that contains an Email Destination
 * and a name, separated by a tab character.
 * @throws PasswordException
 */
private void readContacts() throws PasswordException {
    if (!addressFile.exists()) {
        log.debug("Address file does not exist: <" + addressFile.getAbsolutePath() + ">");
        contacts = new TreeSet<Contact>(new ContactComparator());
        return;
    }
    log.debug("Reading address book from <" + addressFile.getAbsolutePath() + ">");
    BufferedReader input = null;
    try {
        InputStream encryptedStream = new EncryptedInputStream(new FileInputStream(addressFile), passwordHolder);
        input = new BufferedReader(new InputStreamReader(encryptedStream));
        // No PasswordException occurred, so parse the input stream
        Properties properties = new Properties();
        properties.load(new InputStreamReader(encryptedStream));
        loadFromProperties(properties, false, false);
    } catch (PasswordException e) {
        throw e;
    } catch (Exception e) {
        log.error("Can't read address book.", e);
    } finally {
        if (input != null)
            try {
                input.close();
            } catch (IOException e) {
                log.error("Error closing input stream.", e);
            }
    }
}

Example 5 with EncryptedInputStream

use of i2p.bote.fileencryption.EncryptedInputStream in project i2p.i2p-bote by i2p.

the class EmailFolder method createFolderElement.

@Override
protected Email createFolderElement(File emailFile) throws Exception {
    InputStream emailStream = null;
    try {
        emailStream = new BufferedInputStream(new EncryptedInputStream(new FileInputStream(emailFile), passwordHolder));
        InputStream metadataStream = null;
        File metadataFile = getMetadataFile(emailFile);
        if (metadataFile.exists())
            metadataStream = new BufferedInputStream(new EncryptedInputStream(new FileInputStream(metadataFile), passwordHolder));
        Email email = new Email(emailStream, metadataStream, passwordHolder);
        String messageIdString = emailFile.getName().substring(0, 44);
        email.setMessageID(messageIdString);
        return email;
    } finally {
        if (emailStream != null)
            emailStream.close();
    }
}