Examples with NetconfHelloMessage org.opendaylight.netconf.api.messages.NetconfHelloMessage used on opensource projects

Example 1 with NetconfHelloMessage

use of org.opendaylight.netconf.api.messages.NetconfHelloMessage in project netconf by opendaylight.

the class NetconfXMLToHelloMessageDecoder method decode.

@Override
@VisibleForTesting
public void decode(final ChannelHandlerContext ctx, final ByteBuf in, final List<Object> out) throws IOException, SAXException {
    if (in.readableBytes() == 0) {
        LOG.debug("No more content in incoming buffer.");
        return;
    }
    in.markReaderIndex();
    try {
        if (LOG.isTraceEnabled()) {
            LOG.trace("Received to decode: {}", ByteBufUtil.hexDump(in));
        }
        byte[] bytes = new byte[in.readableBytes()];
        in.readBytes(bytes);
        logMessage(bytes);
        // Extract bytes containing header with additional metadata
        String additionalHeader = null;
        if (startsWithAdditionalHeader(bytes)) {
            // Auth information containing username, ip address... extracted for monitoring
            int endOfAuthHeader = getAdditionalHeaderEndIndex(bytes);
            if (endOfAuthHeader > -1) {
                byte[] additionalHeaderBytes = Arrays.copyOfRange(bytes, 0, endOfAuthHeader);
                additionalHeader = additionalHeaderToString(additionalHeaderBytes);
                bytes = Arrays.copyOfRange(bytes, endOfAuthHeader, bytes.length);
            }
        }
        Document doc = XmlUtil.readXmlToDocument(new ByteArrayInputStream(bytes));
        final NetconfMessage message = getNetconfMessage(additionalHeader, doc);
        if (message instanceof NetconfHelloMessage) {
            Preconditions.checkState(!helloReceived, "Multiple hello messages received, unexpected hello: %s", message);
            out.add(message);
            helloReceived = true;
        // Non hello message, suspend the message and insert into cache
        } else {
            Preconditions.checkState(helloReceived, "Hello message not received, instead received: %s", message);
            LOG.debug("Netconf message received during negotiation, caching {}", message);
            nonHelloMessages.add(message);
        }
    } finally {
        in.discardReadBytes();
    }
}

Example 2 with NetconfHelloMessage

use of org.opendaylight.netconf.api.messages.NetconfHelloMessage in project netconf by opendaylight.

the class NetconfXMLToHelloMessageDecoderTest method testDecodeNoHeader.

@Test
public void testDecodeNoHeader() throws Exception {
    final ByteBuf src = Unpooled.wrappedBuffer("<hello xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\"/>".getBytes());
    final List<Object> out = new ArrayList<>();
    new NetconfXMLToHelloMessageDecoder().decode(null, src, out);
    assertEquals(1, out.size());
    assertThat(out.get(0), CoreMatchers.instanceOf(NetconfHelloMessage.class));
    final NetconfHelloMessage hello = (NetconfHelloMessage) out.get(0);
    assertFalse(hello.getAdditionalHeader().isPresent());
}

Example 3 with NetconfHelloMessage

use of org.opendaylight.netconf.api.messages.NetconfHelloMessage in project netconf by opendaylight.

the class AbstractNetconfSessionTest method testSendMessage.

@Test
public void testSendMessage() throws Exception {
    final TestingNetconfSession testingNetconfSession = new TestingNetconfSession(listener, channel, 1L);
    final NetconfHelloMessage hello = NetconfHelloMessage.createClientHello(Collections.emptySet(), Optional.empty());
    testingNetconfSession.sendMessage(hello);
    verify(channel).writeAndFlush(hello, writeFuture);
}

Example 4 with NetconfHelloMessage

use of org.opendaylight.netconf.api.messages.NetconfHelloMessage in project netconf by opendaylight.

the class Netconf539Test method setUp.

@Before
public void setUp() throws Exception {
    channel = new EmbeddedChannel();
    channel.pipeline().addLast(AbstractChannelInitializer.NETCONF_MESSAGE_ENCODER, new ChannelInboundHandlerAdapter());
    channel.pipeline().addLast(AbstractChannelInitializer.NETCONF_MESSAGE_DECODER, new NetconfXMLToHelloMessageDecoder());
    channel.pipeline().addLast(NETCONF_MESSAGE_FRAME_ENCODER, FramingMechanismHandlerFactory.createHandler(FramingMechanism.EOM));
    channel.pipeline().addLast(NETCONF_MESSAGE_AGGREGATOR, new NetconfEOMAggregator());
    final NetconfHelloMessage serverHello = NetconfHelloMessage.createClientHello(Collections.singleton(XmlNetconfConstants.URN_IETF_PARAMS_NETCONF_BASE_1_1), Optional.empty());
    negotiator = new TestSessionNegotiator(new NetconfSessionPreferences(serverHello), promise, channel, new HashedWheelTimer(), listener, 100L);
}

Example 5 with NetconfHelloMessage

use of org.opendaylight.netconf.api.messages.NetconfHelloMessage in project netconf by opendaylight.

the class NetconfClientSessionNegotiatorTest method createHelloMsg.

private static NetconfHelloMessage createHelloMsg(final String name) throws Exception {
    final InputStream stream = NetconfClientSessionNegotiatorTest.class.getResourceAsStream(name);
    final Document doc = XmlUtil.readXmlToDocument(stream);
    return new NetconfHelloMessage(doc);
}