Examples with I2PAppContext net.i2p.I2PAppContext used on opensource projects

Example 26 with I2PAppContext

use of net.i2p.I2PAppContext in project i2p.i2p by i2p.

the class SU3File method main.

/**
 * Parses command line arguments when this class is used from the command
 * line.
 * Exits 1 on failure so this can be used in scripts.
 *
 * @param args Command line parameters.
 */
public static void main(String[] args) {
    boolean ok = false;
    try {
        // defaults
        String stype = null;
        String ctype = null;
        String ftype = null;
        String kfile = null;
        String crlfile = null;
        String kspass = KeyStoreUtil.DEFAULT_KEYSTORE_PASSWORD;
        boolean error = false;
        boolean shouldVerify = true;
        Getopt g = new Getopt("SU3File", args, "t:c:f:k:xp:r:");
        int c;
        while ((c = g.getopt()) != -1) {
            switch(c) {
                case 't':
                    stype = g.getOptarg();
                    break;
                case 'c':
                    ctype = g.getOptarg();
                    break;
                case 'f':
                    ftype = g.getOptarg();
                    break;
                case 'k':
                    kfile = g.getOptarg();
                    break;
                case 'r':
                    crlfile = g.getOptarg();
                    break;
                case 'x':
                    shouldVerify = false;
                    break;
                case 'p':
                    kspass = g.getOptarg();
                    break;
                case '?':
                case ':':
                default:
                    error = true;
            }
        }
        int idx = g.getOptind();
        String cmd = args[idx];
        List<String> a = new ArrayList<String>(Arrays.asList(args).subList(idx + 1, args.length));
        if (error) {
            showUsageCLI();
        } else if ("showversion".equals(cmd)) {
            ok = showVersionCLI(a.get(0));
        } else if ("sign".equals(cmd)) {
            // speed things up by specifying a small PRNG buffer size
            Properties props = new Properties();
            props.setProperty("prng.bufferSize", "16384");
            new I2PAppContext(props);
            ok = signCLI(stype, ctype, ftype, a.get(0), a.get(1), a.get(2), a.get(3), a.get(4), "", kspass);
        } else if ("bulksign".equals(cmd)) {
            Properties props = new Properties();
            props.setProperty("prng.bufferSize", "16384");
            new I2PAppContext(props);
            ok = bulkSignCLI(stype, ctype, a.get(0), a.get(1), a.get(2), a.get(3), kspass);
        } else if ("verifysig".equals(cmd)) {
            ok = verifySigCLI(a.get(0), kfile);
        } else if ("keygen".equals(cmd)) {
            Properties props = new Properties();
            props.setProperty("prng.bufferSize", "16384");
            new I2PAppContext(props);
            ok = genKeysCLI(stype, a.get(0), a.get(1), crlfile, a.get(2), kspass);
        } else if ("extract".equals(cmd)) {
            ok = extractCLI(a.get(0), a.get(1), shouldVerify, kfile);
        } else {
            showUsageCLI();
        }
    } catch (NoSuchElementException nsee) {
        showUsageCLI();
    } catch (IndexOutOfBoundsException ioobe) {
        showUsageCLI();
    }
    if (!ok)
        System.exit(1);
}

Example 27 with I2PAppContext

use of net.i2p.I2PAppContext in project i2p.i2p by i2p.

the class DatabaseEntry method getRoutingKey.

/**
 * Get the routing key for the structure using the current modifier in the RoutingKeyGenerator.
 * This only calculates a new one when necessary though (if the generator's key modifier changes)
 *
 * @throws IllegalStateException if not in RouterContext
 */
public Hash getRoutingKey() {
    I2PAppContext ctx = I2PAppContext.getGlobalContext();
    if (!ctx.isRouterContext())
        throw new IllegalStateException("Not in router context");
    RoutingKeyGenerator gen = ctx.routingKeyGenerator();
    long mod = gen.getLastChanged();
    if (mod != _routingKeyGenMod) {
        _currentRoutingKey = gen.getRoutingKey(getHash());
        _routingKeyGenMod = mod;
    }
    return _currentRoutingKey;
}

Example 28 with I2PAppContext

use of net.i2p.I2PAppContext in project i2p.i2p by i2p.

the class DatabaseEntry method validateRoutingKey.

/**
 * @throws IllegalStateException if not in RouterContext
 */
public boolean validateRoutingKey() {
    I2PAppContext ctx = I2PAppContext.getGlobalContext();
    if (!ctx.isRouterContext())
        throw new IllegalStateException("Not in router context");
    RoutingKeyGenerator gen = ctx.routingKeyGenerator();
    Hash destKey = getHash();
    Hash rk = gen.getRoutingKey(destKey);
    return rk.equals(getRoutingKey());
}

Example 29 with I2PAppContext

use of net.i2p.I2PAppContext in project i2p.i2p by i2p.

the class KeyStoreUtil method randomString.

/**
 * 48 char b32 string (30 bytes of entropy)
 */
public static String randomString() {
    I2PAppContext ctx = I2PAppContext.getGlobalContext();
    // make a random 48 character password (30 * 8 / 5)
    byte[] rand = new byte[30];
    ctx.random().nextBytes(rand);
    return Base32.encode(rand);
}

Example 30 with I2PAppContext

use of net.i2p.I2PAppContext in project i2p.i2p by i2p.

the class WebMail method processComposeButtons.

/**
 * process buttons of compose message dialog
 * This must be called BEFORE processStateChangeButtons so we can add the attachment before SEND
 *
 * @param sessionObject
 * @param request
 * @return new state, or null if unknown
 */
private static State processComposeButtons(SessionObject sessionObject, RequestWrapper request) {
    State state = null;
    String filename = request.getFilename(NEW_FILENAME);
    // We handle an attachment whether sending or uploading
    if (filename != null && (buttonPressed(request, NEW_UPLOAD) || buttonPressed(request, SEND))) {
        int i = filename.lastIndexOf('/');
        if (i != -1)
            filename = filename.substring(i + 1);
        i = filename.lastIndexOf('\\');
        if (i != -1)
            filename = filename.substring(i + 1);
        if (filename != null && filename.length() > 0) {
            InputStream in = null;
            OutputStream out = null;
            I2PAppContext ctx = I2PAppContext.getGlobalContext();
            File f = new File(ctx.getTempDir(), "susimail-attachment-" + ctx.random().nextLong());
            try {
                in = request.getInputStream(NEW_FILENAME);
                if (in == null)
                    throw new IOException("no stream");
                out = new SecureFileOutputStream(f);
                DataHelper.copy(in, out);
                String contentType = request.getContentType(NEW_FILENAME);
                String encodeTo;
                String ctlc = contentType.toLowerCase(Locale.US);
                if (ctlc.startsWith("text/")) {
                    encodeTo = "quoted-printable";
                    // interpret it as ISO-8859-1
                    if (!ctlc.contains("charset="))
                        contentType += "; charset=\"utf-8\"";
                } else {
                    encodeTo = "base64";
                }
                Encoding encoding = EncodingFactory.getEncoding(encodeTo);
                if (encoding != null) {
                    if (sessionObject.attachments == null)
                        sessionObject.attachments = new ArrayList<Attachment>();
                    sessionObject.attachments.add(new Attachment(filename, contentType, encodeTo, f));
                } else {
                    sessionObject.error += _t("No Encoding found for {0}", encodeTo) + '\n';
                }
            } catch (IOException e) {
                sessionObject.error += _t("Error reading uploaded file: {0}", e.getMessage()) + '\n';
                f.delete();
            } finally {
                if (in != null)
                    try {
                        in.close();
                    } catch (IOException ioe) {
                    }
                if (out != null)
                    try {
                        out.close();
                    } catch (IOException ioe) {
                    }
            }
        }
        state = State.NEW;
    } else if (sessionObject.attachments != null && buttonPressed(request, DELETE_ATTACHMENT)) {
        for (String item : getCheckedItems(request)) {
            try {
                int n = Integer.parseInt(item);
                for (int i = 0; i < sessionObject.attachments.size(); i++) {
                    Attachment attachment = sessionObject.attachments.get(i);
                    if (attachment.hashCode() == n) {
                        sessionObject.attachments.remove(i);
                        break;
                    }
                }
            } catch (NumberFormatException nfe) {
            }
        }
        state = State.NEW;
    }
    return state;
}