Examples with ChannelStats io.grpc.InternalChannelz.ChannelStats used on opensource projects

Example 11 with ChannelStats

use of io.grpc.InternalChannelz.ChannelStats in project grpc-java by grpc.

the class ChannelLoggerImplTest method formatLogging.

@Test
public void formatLogging() {
    ChannelTracer tracer = new ChannelTracer(logId, /* maxEvents= */
    1, /* channelCreationTimeNanos= */
    3L, "fooType");
    ChannelLoggerImpl logger = new ChannelLoggerImpl(tracer, clock.getTimeProvider());
    ChannelStats.Builder builder = new ChannelStats.Builder();
    logs.clear();
    clock.forwardNanos(100);
    logger.log(ChannelLogLevel.ERROR, "Error message {0}", "foo");
    tracer.updateBuilder(builder);
    ChannelStats stats = builder.build();
    Event event = new Event.Builder().setDescription("Error message foo").setSeverity(Severity.CT_ERROR).setTimestampNanos(100).build();
    assertThat(stats.channelTrace.events).containsExactly(event);
    assertThat(logs).contains("FINE: " + logPrefix + "Error message foo");
    clock.forwardNanos(100);
    logger.log(ChannelLogLevel.WARNING, "Warning message {0}, {1}", "foo", "bar");
    tracer.updateBuilder(builder);
    stats = builder.build();
    event = new Event.Builder().setDescription("Warning message foo, bar").setSeverity(Severity.CT_WARNING).setTimestampNanos(200).build();
    assertThat(stats.channelTrace.events).containsExactly(event);
    assertThat(logs).contains("FINE: " + logPrefix + "Warning message foo, bar");
    clock.forwardNanos(100);
    logger.log(ChannelLogLevel.INFO, "Info message {0}", "bar");
    tracer.updateBuilder(builder);
    stats = builder.build();
    event = new Event.Builder().setDescription("Info message bar").setSeverity(Severity.CT_INFO).setTimestampNanos(300).build();
    assertThat(stats.channelTrace.events).containsExactly(event);
    assertThat(logs).contains("FINER: " + logPrefix + "Info message bar");
    clock.forwardNanos(100);
    logger.log(ChannelLogLevel.DEBUG, "Debug message {0}", "foo");
    tracer.updateBuilder(builder);
    stats = builder.build();
    // DEBUG level messages are not logged to channelz, thus channelz still has the
    // last event.
    assertThat(stats.channelTrace.events).containsExactly(event);
    assertThat(logs).contains("FINEST: " + logPrefix + "Debug message foo");
}

Example 12 with ChannelStats

use of io.grpc.InternalChannelz.ChannelStats in project grpc-java by grpc.

the class ChannelzService method getChannel.

/**
 * Returns a top level channel aka {@link io.grpc.ManagedChannel}.
 */
@Override
public void getChannel(GetChannelRequest request, StreamObserver<GetChannelResponse> responseObserver) {
    InternalInstrumented<ChannelStats> s = channelz.getRootChannel(request.getChannelId());
    if (s == null) {
        responseObserver.onError(Status.NOT_FOUND.withDescription("Can't find channel " + request.getChannelId()).asRuntimeException());
        return;
    }
    GetChannelResponse resp;
    try {
        resp = GetChannelResponse.newBuilder().setChannel(ChannelzProtoUtil.toChannel(s)).build();
    } catch (StatusRuntimeException e) {
        responseObserver.onError(e);
        return;
    }
    responseObserver.onNext(resp);
    responseObserver.onCompleted();
}

Example 13 with ChannelStats

use of io.grpc.InternalChannelz.ChannelStats in project grpc-java by grpc.

the class ChannelzProtoUtilTest method channelTrace_withoutEvents.

@Test
public void channelTrace_withoutEvents() {
    ChannelStats stats = toBuilder(channel.stats).setChannelTrace(new InternalChannelz.ChannelTrace.Builder().setNumEventsLogged(1234).setCreationTimeNanos(1000).build()).build();
    ChannelData protoStats = channelData.toBuilder().setTrace(channelTrace).build();
    assertEquals(ChannelzProtoUtil.extractChannelData(stats), protoStats);
}

Example 14 with ChannelStats

use of io.grpc.InternalChannelz.ChannelStats in project grpc-java by grpc.

the class ChannelzProtoUtilTest method toGetTopChannelsResponse.

@Test
public void toGetTopChannelsResponse() {
    // empty results
    assertEquals(GetTopChannelsResponse.newBuilder().setEnd(true).build(), ChannelzProtoUtil.toGetTopChannelResponse(new RootChannelList(Collections.<InternalInstrumented<ChannelStats>>emptyList(), true)));
    // 1 result, paginated
    assertEquals(GetTopChannelsResponse.newBuilder().addChannel(channelProto).build(), ChannelzProtoUtil.toGetTopChannelResponse(new RootChannelList(ImmutableList.<InternalInstrumented<ChannelStats>>of(channel), false)));
    // 1 result, end
    assertEquals(GetTopChannelsResponse.newBuilder().addChannel(channelProto).setEnd(true).build(), ChannelzProtoUtil.toGetTopChannelResponse(new RootChannelList(ImmutableList.<InternalInstrumented<ChannelStats>>of(channel), true)));
    // 2 results, end
    TestChannel channel2 = new TestChannel();
    assertEquals(GetTopChannelsResponse.newBuilder().addChannel(channelProto).addChannel(ChannelzProtoUtil.toChannel(channel2)).setEnd(true).build(), ChannelzProtoUtil.toGetTopChannelResponse(new RootChannelList(ImmutableList.<InternalInstrumented<ChannelStats>>of(channel, channel2), true)));
}

Example 15 with ChannelStats

use of io.grpc.InternalChannelz.ChannelStats in project grpc-java by grpc.

the class ChannelzProtoUtil method toSubchannel.

static Subchannel toSubchannel(InternalInstrumented<ChannelStats> subchannel) {
    ChannelStats stats = getFuture(subchannel.getStats());
    Subchannel.Builder subchannelBuilder = Subchannel.newBuilder().setRef(toSubchannelRef(subchannel)).setData(extractChannelData(stats));
    Preconditions.checkState(stats.sockets.isEmpty() || stats.subchannels.isEmpty());
    for (InternalWithLogId childSocket : stats.sockets) {
        subchannelBuilder.addSocketRef(toSocketRef(childSocket));
    }
    for (InternalWithLogId childSubchannel : stats.subchannels) {
        subchannelBuilder.addSubchannelRef(toSubchannelRef(childSubchannel));
    }
    return subchannelBuilder.build();
}