Examples with MutableSpan brave.handler.MutableSpan used on opensource projects

Example 36 with MutableSpan

use of brave.handler.MutableSpan in project brave by openzipkin.

the class ITKafkaStreamsTracing method should_create_spans_from_stream_with_tracing_filter_predicate_true.

@Test
public void should_create_spans_from_stream_with_tracing_filter_predicate_true() {
    String inputTopic = testName.getMethodName() + "-input";
    String outputTopic = testName.getMethodName() + "-output";
    StreamsBuilder builder = new StreamsBuilder();
    builder.stream(inputTopic, Consumed.with(Serdes.String(), Serdes.String())).transform(kafkaStreamsTracing.filter("filter-1", (key, value) -> true)).to(outputTopic, Produced.with(Serdes.String(), Serdes.String()));
    Topology topology = builder.build();
    KafkaStreams streams = buildKafkaStreams(topology);
    send(new ProducerRecord<>(inputTopic, TEST_KEY, TEST_VALUE));
    waitForStreamToRun(streams);
    MutableSpan spanInput = testSpanHandler.takeRemoteSpan(CONSUMER);
    assertThat(spanInput.tags()).containsEntry("kafka.topic", inputTopic);
    MutableSpan spanProcessor = testSpanHandler.takeLocalSpan();
    assertChildOf(spanProcessor, spanInput);
    assertThat(spanProcessor.tags()).containsEntry(KAFKA_STREAMS_FILTERED_TAG, "false");
    // the filter transformer returns true so record is not dropped
    MutableSpan spanOutput = testSpanHandler.takeRemoteSpan(PRODUCER);
    assertThat(spanOutput.tags()).containsEntry("kafka.topic", outputTopic);
    assertChildOf(spanOutput, spanProcessor);
    streams.close();
    streams.cleanUp();
}

Example 37 with MutableSpan

use of brave.handler.MutableSpan in project brave by openzipkin.

the class ITKafkaStreamsTracing method should_create_spans_from_stream_with_tracing_mapValues.

@Test
public void should_create_spans_from_stream_with_tracing_mapValues() {
    String inputTopic = testName.getMethodName() + "-input";
    String outputTopic = testName.getMethodName() + "-output";
    StreamsBuilder builder = new StreamsBuilder();
    builder.stream(inputTopic, Consumed.with(Serdes.String(), Serdes.String())).transformValues(kafkaStreamsTracing.mapValues("mapValue-1", value -> {
        try {
            Thread.sleep(100L);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        return value;
    })).to(outputTopic, Produced.with(Serdes.String(), Serdes.String()));
    Topology topology = builder.build();
    KafkaStreams streams = buildKafkaStreams(topology);
    send(new ProducerRecord<>(inputTopic, TEST_KEY, TEST_VALUE));
    waitForStreamToRun(streams);
    MutableSpan spanInput = testSpanHandler.takeRemoteSpan(CONSUMER);
    assertThat(spanInput.tags()).containsEntry("kafka.topic", inputTopic);
    MutableSpan spanProcessor = testSpanHandler.takeLocalSpan();
    assertChildOf(spanProcessor, spanInput);
    MutableSpan spanOutput = testSpanHandler.takeRemoteSpan(PRODUCER);
    assertThat(spanOutput.tags()).containsEntry("kafka.topic", outputTopic);
    assertChildOf(spanOutput, spanProcessor);
    streams.close();
    streams.cleanUp();
}

Example 38 with MutableSpan

use of brave.handler.MutableSpan in project brave by openzipkin.

the class ITKafkaStreamsTracing method should_create_spans_from_stream_with_tracing_filter_not_predicate_false.

@Test
public void should_create_spans_from_stream_with_tracing_filter_not_predicate_false() {
    String inputTopic = testName.getMethodName() + "-input";
    String outputTopic = testName.getMethodName() + "-output";
    StreamsBuilder builder = new StreamsBuilder();
    builder.stream(inputTopic, Consumed.with(Serdes.String(), Serdes.String())).transform(kafkaStreamsTracing.filterNot("filterNot-2", (key, value) -> false)).to(outputTopic, Produced.with(Serdes.String(), Serdes.String()));
    Topology topology = builder.build();
    KafkaStreams streams = buildKafkaStreams(topology);
    send(new ProducerRecord<>(inputTopic, TEST_KEY, TEST_VALUE));
    waitForStreamToRun(streams);
    MutableSpan spanInput = testSpanHandler.takeRemoteSpan(CONSUMER);
    assertThat(spanInput.tags()).containsEntry("kafka.topic", inputTopic);
    MutableSpan spanProcessor = testSpanHandler.takeLocalSpan();
    assertChildOf(spanProcessor, spanInput);
    assertThat(spanProcessor.tags()).containsEntry(KAFKA_STREAMS_FILTERED_TAG, "false");
    // the filter transformer returns true so record is not dropped
    MutableSpan spanOutput = testSpanHandler.takeRemoteSpan(PRODUCER);
    assertThat(spanOutput.tags()).containsEntry("kafka.topic", outputTopic);
    assertChildOf(spanOutput, spanProcessor);
    streams.close();
    streams.cleanUp();
}

Example 39 with MutableSpan

use of brave.handler.MutableSpan in project brave by openzipkin.

the class ITKafkaStreamsTracing method should_create_spans_from_stream_with_tracing_transformer.

@Test
public void should_create_spans_from_stream_with_tracing_transformer() {
    TransformerSupplier<String, String, KeyValue<String, String>> transformerSupplier = kafkaStreamsTracing.transformer("transformer-1", () -> new Transformer<String, String, KeyValue<String, String>>() {

        ProcessorContext context;

        @Override
        public void init(ProcessorContext context) {
            this.context = context;
        }

        @Override
        public KeyValue<String, String> transform(String key, String value) {
            try {
                Thread.sleep(100L);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            return KeyValue.pair(key, value);
        }

        @Override
        public void close() {
        }
    });
    String inputTopic = testName.getMethodName() + "-input";
    String outputTopic = testName.getMethodName() + "-output";
    StreamsBuilder builder = new StreamsBuilder();
    builder.stream(inputTopic, Consumed.with(Serdes.String(), Serdes.String())).transform(transformerSupplier).to(outputTopic, Produced.with(Serdes.String(), Serdes.String()));
    Topology topology = builder.build();
    KafkaStreams streams = buildKafkaStreams(topology);
    send(new ProducerRecord<>(inputTopic, TEST_KEY, TEST_VALUE));
    waitForStreamToRun(streams);
    MutableSpan spanInput = testSpanHandler.takeRemoteSpan(CONSUMER);
    assertThat(spanInput.tags()).containsEntry("kafka.topic", inputTopic);
    MutableSpan spanProcessor = testSpanHandler.takeLocalSpan();
    assertChildOf(spanProcessor, spanInput);
    MutableSpan spanOutput = testSpanHandler.takeRemoteSpan(PRODUCER);
    assertThat(spanOutput.tags()).containsEntry("kafka.topic", outputTopic);
    assertChildOf(spanOutput, spanProcessor);
    streams.close();
    streams.cleanUp();
}

Example 40 with MutableSpan

use of brave.handler.MutableSpan in project brave by openzipkin.

the class ITKafkaStreamsTracing method should_create_spans_from_stream_with_tracing_peek.

@Test
public void should_create_spans_from_stream_with_tracing_peek() {
    String inputTopic = testName.getMethodName() + "-input";
    String outputTopic = testName.getMethodName() + "-output";
    long now = System.currentTimeMillis();
    StreamsBuilder builder = new StreamsBuilder();
    builder.stream(inputTopic, Consumed.with(Serdes.String(), Serdes.String())).transformValues(kafkaStreamsTracing.peek("peek-1", (key, value) -> {
        try {
            Thread.sleep(100L);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        tracing.tracer().currentSpan().annotate(now, "test");
    })).to(outputTopic, Produced.with(Serdes.String(), Serdes.String()));
    Topology topology = builder.build();
    KafkaStreams streams = buildKafkaStreams(topology);
    send(new ProducerRecord<>(inputTopic, TEST_KEY, TEST_VALUE));
    waitForStreamToRun(streams);
    MutableSpan spanInput = testSpanHandler.takeRemoteSpan(CONSUMER);
    assertThat(spanInput.tags()).containsEntry("kafka.topic", inputTopic);
    MutableSpan spanProcessor = testSpanHandler.takeLocalSpan();
    assertChildOf(spanProcessor, spanInput);
    assertThat(spanProcessor.annotations()).contains(entry(now, "test"));
    MutableSpan spanOutput = testSpanHandler.takeRemoteSpan(PRODUCER);
    assertThat(spanOutput.tags()).containsEntry("kafka.topic", outputTopic);
    assertChildOf(spanOutput, spanProcessor);
    streams.close();
    streams.cleanUp();
}