Examples with LumberjackFrame org.apache.nifi.processors.lumberjack.frame.LumberjackFrame used on opensource projects

Example 1 with LumberjackFrame

use of org.apache.nifi.processors.lumberjack.frame.LumberjackFrame in project nifi by apache.

the class TestLumberjackFrameHandler method testData.

@Test
public void testData() throws IOException, InterruptedException {
    final byte[] payload = new byte[] { // Number of pairs
    0x00, // Number of pairs
    0x00, // Number of pairs
    0x00, // Number of pairs
    0x02, // Length of first pair key ('line')
    0x00, // Length of first pair key ('line')
    0x00, // Length of first pair key ('line')
    0x00, // Length of first pair key ('line')
    0x04, // 'line'
    0x6C, // 'line'
    0x69, // 'line'
    0x6E, // 'line'
    0x65, // Length of 'test-content'
    0x00, // Length of 'test-content'
    0x00, // Length of 'test-content'
    0x00, // Length of 'test-content'
    0x0C, // 
    0x74, // 
    0x65, // 
    0x73, // 
    0x74, // 'test-content'
    0x2d, // 'test-content'
    0x63, // 'test-content'
    0x6f, // 'test-content'
    0x6e, // 
    0x74, // 
    0x65, // 
    0x6e, // 
    0x74, // Length of 2nd pair key (field)
    0x00, // Length of 2nd pair key (field)
    0x00, // Length of 2nd pair key (field)
    0x00, // Length of 2nd pair key (field)
    0x05, // 
    0x66, // 
    0x69, // 
    0x65, // 
    0x6c, // 'field'
    0x64, // Length of 'value'
    0x00, // Length of 'value'
    0x00, // Length of 'value'
    0x00, // Length of 'value'
    0x05, // 'value'
    0x76, // 'value'
    0x61, // 'value'
    0x6c, // 'value'
    0x75, 0x65 };
    final LumberjackFrame dataFrame = new LumberjackFrame.Builder().version((byte) 0x31).frameType((byte) 0x44).seqNumber(1).payload(payload).build();
    final String sender = "sender1";
    final CapturingChannelResponder responder = new CapturingChannelResponder();
    // call the handler and verify respond() was called once with once response
    frameHandler.handle(dataFrame, responder, sender);
    // No response expected
    Assert.assertEquals(0, responder.responded);
    // But events should contain one event
    Assert.assertEquals(1, events.size());
    final LumberjackEvent event = events.poll();
    Assert.assertEquals("{\"field\":\"value\"}", new String((event.getFields())));
    Assert.assertEquals("test-content", new String(event.getData(), charset));
}

Example 2 with LumberjackFrame

use of org.apache.nifi.processors.lumberjack.frame.LumberjackFrame in project nifi by apache.

the class LumberjackSSLSocketChannelHandler method processBuffer.

@Override
protected void processBuffer(final SSLSocketChannel sslSocketChannel, final SocketChannel socketChannel, final int bytesRead, final byte[] buffer) throws InterruptedException, IOException {
    final InetAddress sender = socketChannel.socket().getInetAddress();
    try {
        // go through the buffer parsing the Lumberjack command
        for (int i = 0; i < bytesRead; i++) {
            byte currByte = buffer[i];
            // if we found the end of a frame, handle the frame and mark the buffer
            if (decoder.process(currByte)) {
                final List<LumberjackFrame> frames = decoder.getFrames();
                // A list of events has been generated
                for (LumberjackFrame frame : frames) {
                    logger.debug("Received Lumberjack frame with transaction {} and command {}", new Object[] { frame.getSeqNumber(), frame.getSeqNumber() });
                    // Ignore the WINDOWS type frames as they contain no payload.
                    if (frame.getFrameType() != 0x57) {
                        final SSLSocketChannelResponder responder = new SSLSocketChannelResponder(socketChannel, sslSocketChannel);
                        frameHandler.handle(frame, responder, sender.toString());
                    }
                }
            }
        }
        logger.debug("Done processing buffer");
    } catch (final LumberjackFrameException rfe) {
        logger.error("Error reading Lumberjack frames due to {}", new Object[] { rfe.getMessage() }, rfe);
        // if an invalid frame or bad data was sent then the decoder will be left in a
        // corrupted state, so lets close the connection and cause the client to re-establish
        dispatcher.completeConnection(key);
    }
}

Example 3 with LumberjackFrame

use of org.apache.nifi.processors.lumberjack.frame.LumberjackFrame in project nifi by apache.

the class LumberjackSocketChannelHandler method processBuffer.

@Override
protected void processBuffer(final SocketChannel socketChannel, final ByteBuffer socketBuffer) throws InterruptedException, IOException {
    // get total bytes in buffer
    final int total = socketBuffer.remaining();
    final InetAddress sender = socketChannel.socket().getInetAddress();
    try {
        // go through the buffer parsing the Lumberjack command
        for (int i = 0; i < total; i++) {
            byte currByte = socketBuffer.get();
            // if we found the end of a frame, handle the frame and mark the buffer
            if (decoder.process(currByte)) {
                final List<LumberjackFrame> frames = decoder.getFrames();
                for (LumberjackFrame frame : frames) {
                    // TODO: Clean this
                    logger.debug("Received Lumberjack frame with transaction {} and command {}", new Object[] { frame.getSeqNumber(), frame.getSeqNumber() });
                    // Ignore the WINDOWS type frames as they contain no payload.
                    if (frame.getFrameType() != 0x57) {
                        final SocketChannelResponder responder = new SocketChannelResponder(socketChannel);
                        frameHandler.handle(frame, responder, sender.toString());
                    }
                }
                socketBuffer.mark();
            }
        }
        logger.debug("Done processing buffer");
    } catch (final LumberjackFrameException rfe) {
        logger.error("Error reading Lumberjack frames due to {}", new Object[] { rfe.getMessage() }, rfe);
        // if an invalid frame or bad data was sent then the decoder will be left in a
        // corrupted state, so lets close the connection and cause the client to re-establish
        dispatcher.completeConnection(key);
    }
}

Example 4 with LumberjackFrame

use of org.apache.nifi.processors.lumberjack.frame.LumberjackFrame in project nifi by apache.

the class TestLumberjackFrameHandler method testWindow.

@Test
public void testWindow() throws IOException, InterruptedException {
    final LumberjackFrame openFrame = new LumberjackFrame.Builder().version((byte) 0x31).frameType((byte) 0x57).seqNumber(-1).payload(Integer.toString(1).getBytes()).build();
    final String sender = "sender1";
    final CapturingChannelResponder responder = new CapturingChannelResponder();
    // call the handler and verify respond() was called once with once response
    frameHandler.handle(openFrame, responder, sender);
    // No response expected
    Assert.assertEquals(0, responder.responded);
}