Examples with DiscoverInfo org.jivesoftware.smackx.disco.packet.DiscoverInfo used on opensource projects

Example 46 with DiscoverInfo

use of org.jivesoftware.smackx.disco.packet.DiscoverInfo in project Smack by igniterealtime.

the class SimpleDirectoryPersistentCache method restoreInfoFromFile.

/**
     * Tries to restore an DiscoverInfo stanza(/packet) from a file.
     * 
     * @param file
     * @return the restored DiscoverInfo
     * @throws Exception
     */
private static DiscoverInfo restoreInfoFromFile(File file) throws Exception {
    DataInputStream dis = new DataInputStream(new FileInputStream(file));
    String fileContent = null;
    try {
        fileContent = dis.readUTF();
    } finally {
        dis.close();
    }
    if (fileContent == null) {
        return null;
    }
    DiscoverInfo info = (DiscoverInfo) PacketParserUtils.parseStanza(fileContent);
    return info;
}

Example 47 with DiscoverInfo

use of org.jivesoftware.smackx.disco.packet.DiscoverInfo in project Smack by igniterealtime.

the class Socks5BytestreamManager method determineProxies.

/**
     * Returns a list of JIDs of SOCKS5 proxies by querying the XMPP server. The SOCKS5 proxies are
     * in the same order as returned by the XMPP server.
     * 
     * @return list of JIDs of SOCKS5 proxies
     * @throws XMPPErrorException if there was an error querying the XMPP server for SOCKS5 proxies
     * @throws NoResponseException if there was no response from the server.
     * @throws NotConnectedException 
     * @throws InterruptedException 
     */
private List<Jid> determineProxies() throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
    XMPPConnection connection = connection();
    ServiceDiscoveryManager serviceDiscoveryManager = ServiceDiscoveryManager.getInstanceFor(connection);
    List<Jid> proxies = new ArrayList<>();
    // get all items from XMPP server
    DiscoverItems discoverItems = serviceDiscoveryManager.discoverItems(connection.getXMPPServiceDomain());
    // query all items if they are SOCKS5 proxies
    for (Item item : discoverItems.getItems()) {
        // skip blacklisted servers
        if (this.proxyBlacklist.contains(item.getEntityID())) {
            continue;
        }
        DiscoverInfo proxyInfo;
        try {
            proxyInfo = serviceDiscoveryManager.discoverInfo(item.getEntityID());
        } catch (NoResponseException | XMPPErrorException e) {
            // blacklist errornous server
            proxyBlacklist.add(item.getEntityID());
            continue;
        }
        if (proxyInfo.hasIdentity("proxy", "bytestreams")) {
            proxies.add(item.getEntityID());
        } else {
            /*
                 * server is not a SOCKS5 proxy, blacklist server to skip next time a Socks5
                 * bytestream should be established
                 */
            this.proxyBlacklist.add(item.getEntityID());
        }
    }
    return proxies;
}

Example 48 with DiscoverInfo

use of org.jivesoftware.smackx.disco.packet.DiscoverInfo in project Smack by igniterealtime.

the class Socks5ByteStreamManagerTest method shouldFailIfNoSocks5ProxyFound1.

/**
     * Invoking {@link Socks5BytestreamManager#establishSession(org.jxmpp.jid.Jid, String)} should fail if XMPP
     * server doesn't return any proxies.
     */
@Test
public void shouldFailIfNoSocks5ProxyFound1() {
    // disable clients local SOCKS5 proxy
    Socks5Proxy.setLocalSocks5ProxyEnabled(false);
    // get Socks5ByteStreamManager for connection
    Socks5BytestreamManager byteStreamManager = Socks5BytestreamManager.getBytestreamManager(connection);
    /**
         * create responses in the order they should be queried specified by the XEP-0065
         * specification
         */
    // build discover info that supports the SOCKS5 feature
    DiscoverInfo discoverInfo = Socks5PacketUtils.createDiscoverInfo(targetJID, initiatorJID);
    discoverInfo.addFeature(Bytestream.NAMESPACE);
    // return that SOCKS5 is supported if target is queried
    protocol.addResponse(discoverInfo, Verification.correspondingSenderReceiver, Verification.requestTypeGET);
    // build discover items with no proxy items
    DiscoverItems discoverItems = Socks5PacketUtils.createDiscoverItems(xmppServer, initiatorJID);
    // return the item with no proxy if XMPP server is queried
    protocol.addResponse(discoverItems, Verification.correspondingSenderReceiver, Verification.requestTypeGET);
    try {
        // start SOCKS5 Bytestream
        byteStreamManager.establishSession(targetJID, sessionID);
        fail("exception should be thrown");
    } catch (SmackException e) {
        protocol.verifyAll();
        assertTrue(e.getMessage().contains("no SOCKS5 proxies available"));
    } catch (Exception e) {
        fail(e.getMessage());
    }
}

Example 49 with DiscoverInfo

use of org.jivesoftware.smackx.disco.packet.DiscoverInfo in project Smack by igniterealtime.

the class Socks5ByteStreamManagerTest method shouldFailIfTargetDoesNotSupportSocks5.

/**
     * Invoking {@link Socks5BytestreamManager#establishSession(org.jxmpp.jid.Jid)} should throw an exception
     * if the given target does not support SOCKS5 Bytestream.
     * @throws XMPPException 
     */
@Test
public void shouldFailIfTargetDoesNotSupportSocks5() throws XMPPException {
    Socks5BytestreamManager byteStreamManager = Socks5BytestreamManager.getBytestreamManager(connection);
    try {
        // build empty discover info as reply if targets features are queried
        DiscoverInfo discoverInfo = new DiscoverInfo();
        protocol.addResponse(discoverInfo);
        // start SOCKS5 Bytestream
        byteStreamManager.establishSession(targetJID);
        fail("exception should be thrown");
    } catch (FeatureNotSupportedException e) {
        assertTrue(e.getFeature().equals("SOCKS5 Bytestream"));
        assertTrue(e.getJid().equals(targetJID));
    } catch (Exception e) {
        fail(e.getMessage());
    }
}

Example 50 with DiscoverInfo

use of org.jivesoftware.smackx.disco.packet.DiscoverInfo in project Smack by igniterealtime.

the class Socks5ByteStreamManagerTest method shouldFailIfNoSocks5ProxyFound2.

/**
     * Invoking {@link Socks5BytestreamManager#establishSession(org.jxmpp.jid.Jid, String)} should fail if no
     * proxy is a SOCKS5 proxy.
     */
@Test
public void shouldFailIfNoSocks5ProxyFound2() {
    // disable clients local SOCKS5 proxy
    Socks5Proxy.setLocalSocks5ProxyEnabled(false);
    // get Socks5ByteStreamManager for connection
    Socks5BytestreamManager byteStreamManager = Socks5BytestreamManager.getBytestreamManager(connection);
    /**
         * create responses in the order they should be queried specified by the XEP-0065
         * specification
         */
    // build discover info that supports the SOCKS5 feature
    DiscoverInfo discoverInfo = Socks5PacketUtils.createDiscoverInfo(targetJID, initiatorJID);
    discoverInfo.addFeature(Bytestream.NAMESPACE);
    // return that SOCKS5 is supported if target is queried
    protocol.addResponse(discoverInfo, Verification.correspondingSenderReceiver, Verification.requestTypeGET);
    // build discover items containing a proxy item
    DiscoverItems discoverItems = Socks5PacketUtils.createDiscoverItems(xmppServer, initiatorJID);
    Item item = new Item(proxyJID);
    discoverItems.addItem(item);
    // return the proxy item if XMPP server is queried
    protocol.addResponse(discoverItems, Verification.correspondingSenderReceiver, Verification.requestTypeGET);
    // build discover info for proxy containing information about NOT being a Socks5
    // proxy
    DiscoverInfo proxyInfo = Socks5PacketUtils.createDiscoverInfo(proxyJID, initiatorJID);
    Identity identity = new Identity("noproxy", proxyJID.toString(), "bytestreams");
    proxyInfo.addIdentity(identity);
    // return the proxy identity if proxy is queried
    protocol.addResponse(proxyInfo, Verification.correspondingSenderReceiver, Verification.requestTypeGET);
    try {
        // start SOCKS5 Bytestream
        byteStreamManager.establishSession(targetJID, sessionID);
        fail("exception should be thrown");
    } catch (SmackException e) {
        protocol.verifyAll();
        assertTrue(e.getMessage().contains("no SOCKS5 proxies available"));
    } catch (Exception e) {
        fail(e.getMessage());
    }
}