Examples with OFBarrierRequest org.projectfloodlight.openflow.protocol.OFBarrierRequest used on opensource projects

Example 1 with OFBarrierRequest

use of org.projectfloodlight.openflow.protocol.OFBarrierRequest in project open-kilda by telstra.

the class SessionServiceTest method barrierInTheMiddle.

@Test
public void barrierInTheMiddle() throws Exception {
    IOFSwitch sw = createMock(IOFSwitch.class);
    setupSwitchMock(sw, dpId);
    swWriteAlwaysSuccess(sw);
    doneWithSetUp(sw);
    OFFactory ofFactory = sw.getOFFactory();
    OFPacketOut pktOut = makePacketOut(ofFactory, 1);
    OFBarrierRequest barrier = ofFactory.barrierRequest();
    CompletableFuture<Optional<OFMessage>> pktOutFuture;
    CompletableFuture<Optional<OFMessage>> barrierFuture;
    try (Session session = subject.open(context, sw)) {
        pktOutFuture = session.write(pktOut);
        barrierFuture = session.write(barrier);
    }
    Assert.assertFalse(pktOutFuture.isDone());
    Assert.assertFalse(barrierFuture.isDone());
    subject.handleResponse(sw.getId(), ofFactory.buildBarrierReply().setXid(barrier.getXid()).build());
    Assert.assertFalse(pktOutFuture.isDone());
    Assert.assertTrue(barrierFuture.isDone());
    completeSessions(sw);
    Assert.assertTrue(pktOutFuture.isDone());
    Assert.assertTrue(barrierFuture.isDone());
    Optional<OFMessage> barrierResponse = barrierFuture.get();
    Assert.assertTrue(barrierResponse.isPresent());
    Assert.assertEquals(OFType.BARRIER_REPLY, barrierResponse.get().getType());
    Assert.assertEquals(barrier.getXid(), barrierResponse.get().getXid());
}

Example 2 with OFBarrierRequest

use of org.projectfloodlight.openflow.protocol.OFBarrierRequest in project open-kilda by telstra.

the class SwitchManager method sendBarrierRequest.

private OFBarrierReply sendBarrierRequest(IOFSwitch sw) {
    OFFactory ofFactory = sw.getOFFactory();
    OFBarrierRequest barrierRequest = ofFactory.buildBarrierRequest().build();
    OFBarrierReply result = null;
    try {
        ListenableFuture<OFBarrierReply> future = sw.writeRequest(barrierRequest);
        result = future.get(10, TimeUnit.SECONDS);
    } catch (ExecutionException | TimeoutException e) {
        logger.error("Could not get a barrier reply for {}.", sw.getId(), e);
    } catch (InterruptedException e) {
        logger.error("Could not get a barrier reply for {}.", sw.getId(), e);
        Thread.currentThread().interrupt();
    }
    return result;
}

Example 3 with OFBarrierRequest

use of org.projectfloodlight.openflow.protocol.OFBarrierRequest in project open-kilda by telstra.

the class Session method close.

@Override
public void close() {
    if (error) {
        SessionRevertException e = new SessionRevertException(sw.getId());
        incompleteRequestsStream().forEach(entry -> entry.completeExceptionally(e));
        return;
    }
    if (closingBarrier != null) {
        throw new IllegalStateException("Session already closed");
    }
    OFBarrierRequest barrier = sw.getOFFactory().barrierRequest();
    closingBarrier = prepareRequest(barrier);
    try {
        actualWrite(barrier);
    } catch (SwitchWriteException e) {
        closingBarrier.completeExceptionally(e);
        SessionCloseException closeError = new SessionCloseException(sw.getId());
        incompleteRequestsStream().forEach(entry -> entry.completeExceptionally(closeError));
    }
}