Examples with Span io.opentracing.Span used on opensource projects

Example 26 with Span

use of io.opentracing.Span in project java-spring-web by opentracing-contrib.

the class TracingAsyncRestTemplateInterceptor method intercept.

@Override
public ListenableFuture<ClientHttpResponse> intercept(final HttpRequest httpRequest, byte[] body, AsyncClientHttpRequestExecution execution) throws IOException {
    final Scope scope = tracer.buildSpan(httpRequest.getMethod().toString()).withTag(Tags.SPAN_KIND.getKey(), Tags.SPAN_KIND_CLIENT).startActive(false);
    tracer.inject(scope.span().context(), Format.Builtin.HTTP_HEADERS, new HttpHeadersCarrier(httpRequest.getHeaders()));
    for (RestTemplateSpanDecorator spanDecorator : spanDecorators) {
        try {
            spanDecorator.onRequest(httpRequest, scope.span());
        } catch (RuntimeException exDecorator) {
            log.error("Exception during decorating span", exDecorator);
        }
    }
    ListenableFuture<ClientHttpResponse> future = execution.executeAsync(httpRequest, body);
    final Span span = scope.span();
    future.addCallback(new ListenableFutureCallback<ClientHttpResponse>() {

        @Override
        public void onSuccess(ClientHttpResponse httpResponse) {
            try (Scope asyncScope = tracer.scopeManager().activate(span, true)) {
                for (RestTemplateSpanDecorator spanDecorator : spanDecorators) {
                    try {
                        spanDecorator.onResponse(httpRequest, httpResponse, scope.span());
                    } catch (RuntimeException exDecorator) {
                        log.error("Exception during decorating span", exDecorator);
                    }
                }
            }
        }

        @Override
        public void onFailure(Throwable ex) {
            try (Scope asyncScope = tracer.scopeManager().activate(span, true)) {
                for (RestTemplateSpanDecorator spanDecorator : spanDecorators) {
                    try {
                        spanDecorator.onError(httpRequest, ex, scope.span());
                    } catch (RuntimeException exDecorator) {
                        log.error("Exception during decorating span", exDecorator);
                    }
                }
            }
        }
    });
    scope.close();
    return future;
}

Example 27 with Span

use of io.opentracing.Span in project java-spring-web by opentracing-contrib.

the class TracingHandlerInterceptor method preHandle.

@Override
public boolean preHandle(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object handler) throws Exception {
    if (!isTraced(httpServletRequest)) {
        return true;
    }
    /**
     * 1. check if there is an active span, it has been activated in servlet filter or in this interceptor (forward)
     * 2. if there is no active span then it can be handling of an async request or spring boot default error handling
     */
    Scope serverSpan = tracer.scopeManager().active();
    if (serverSpan == null) {
        if (httpServletRequest.getAttribute(CONTINUATION_FROM_ASYNC_STARTED) != null) {
            Span contd = (Span) httpServletRequest.getAttribute(CONTINUATION_FROM_ASYNC_STARTED);
            serverSpan = tracer.scopeManager().activate(contd, false);
            httpServletRequest.removeAttribute(CONTINUATION_FROM_ASYNC_STARTED);
        } else {
            // spring boot default error handling, executes interceptor after processing in the filter (ugly huh?)
            serverSpan = tracer.buildSpan(httpServletRequest.getMethod()).addReference(References.FOLLOWS_FROM, TracingFilter.serverSpanContext(httpServletRequest)).startActive(true);
        }
    }
    for (HandlerInterceptorSpanDecorator decorator : decorators) {
        decorator.onPreHandle(httpServletRequest, handler, serverSpan.span());
    }
    Deque<Scope> activeSpanStack = getScopeStack(httpServletRequest);
    activeSpanStack.push(serverSpan);
    return true;
}

Example 28 with Span

use of io.opentracing.Span in project java-spring-web by opentracing-contrib.

the class TestController method localSpan.

@RequestMapping("/localSpan")
public String localSpan(HttpServletRequest request) {
    verifyActiveSpan();
    io.opentracing.Tracer.SpanBuilder spanBuilder = tracer.buildSpan("localSpan");
    Span localSpan = spanBuilder.startManual();
    localSpan.finish();
    return "sync";
}

Example 29 with Span

use of io.opentracing.Span in project Payara by payara.

the class RemoteEjbClientIT method executeRemoteEjbMethodIT.

@Test
public void executeRemoteEjbMethodIT() throws NamingException {
    Properties contextProperties = new Properties();
    contextProperties.setProperty(Context.INITIAL_CONTEXT_FACTORY, "com.sun.enterprise.naming.SerialInitContextFactory");
    contextProperties.setProperty("org.omg.CORBA.ORBInitialHost", "localhost");
    contextProperties.setProperty("org.omg.CORBA.ORBInitialPort", "3700");
    Context context = new InitialContext(contextProperties);
    EjbRemote ejb = (EjbRemote) context.lookup(String.format("java:global%sEjb", uri.getPath()));
    Tracer tracer = GlobalTracer.get();
    Span span = null;
    try {
        span = tracer.buildSpan("ExecuteEjb").start();
        tracer.activateSpan(span);
        span.setBaggageItem("Wibbles", "Wobbles");
        String baggageItems = ejb.annotatedMethod();
        Assert.assertTrue("Baggage items didn't match, received: " + baggageItems, baggageItems.contains("\nWibbles : Wobbles\n"));
        span.setBaggageItem("Nibbles", "Nobbles");
        baggageItems = ejb.nonAnnotatedMethod();
        Assert.assertTrue("Baggage items didn't match, received: " + baggageItems, baggageItems.contains("Wibbles : Wobbles") && baggageItems.contains("Nibbles : Nobbles"));
        span.setBaggageItem("Bibbles", "Bobbles");
        baggageItems = ejb.shouldNotBeTraced();
        Assert.assertTrue("Baggage items didn't match, received: " + baggageItems, baggageItems.contains("Wibbles : Wobbles") && baggageItems.contains("Nibbles : Nobbles") && baggageItems.contains("Bibbles : Bobbles"));
        baggageItems = ejb.editBaggageItems();
        Assert.assertTrue("Baggage items didn't match, received: " + baggageItems, baggageItems.contains("Wibbles : Wabbles") && baggageItems.contains("Nibbles : Nabbles") && baggageItems.contains("Bibbles : Babbles"));
    } finally {
        if (span != null) {
            span.finish();
        }
    }
}

Example 30 with Span

use of io.opentracing.Span in project Payara by payara.

the class Ejb method editBaggageItems.

@Override
public String editBaggageItems() {
    randomSleep();
    Span activeSpan = tracer.activeSpan();
    if (activeSpan != null) {
        activeSpan.setBaggageItem("Wibbles", "Wabbles");
        activeSpan.setBaggageItem("Nibbles", "Nabbles");
        activeSpan.setBaggageItem("Bibbles", "Babbles");
        return getBaggageItems(activeSpan);
    } else {
        return "Nothing found!";
    }
}