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[tracing] Use OT provided mechanisms for configuring OT
Notably, we now use OpenTelemetry's own reflection-based mechanism for loading tracers. This means we have removed our custom code for setting things up for Jaeger.
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99 changes: 99 additions & 0 deletions
99
java/client/src/org/openqa/selenium/remote/tracing/opentelemetry/SeleniumSpanExporter.java
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| @@ -0,0 +1,99 @@ | ||
| // Licensed to the Software Freedom Conservancy (SFC) under one | ||
| // or more contributor license agreements. See the NOTICE file | ||
| // distributed with this work for additional information | ||
| // regarding copyright ownership. The SFC licenses this file | ||
| // to you under the Apache License, Version 2.0 (the | ||
| // "License"); you may not use this file except in compliance | ||
| // with the License. You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, | ||
| // software distributed under the License is distributed on an | ||
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
| // KIND, either express or implied. See the License for the | ||
| // specific language governing permissions and limitations | ||
| // under the License. | ||
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| package org.openqa.selenium.remote.tracing.opentelemetry; | ||
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| import com.google.auto.service.AutoService; | ||
| import io.opentelemetry.api.common.Attributes; | ||
| import io.opentelemetry.api.trace.StatusCode; | ||
| import io.opentelemetry.sdk.autoconfigure.spi.SdkTracerProviderConfigurer; | ||
| import io.opentelemetry.sdk.common.CompletableResultCode; | ||
| import io.opentelemetry.sdk.trace.SdkTracerProviderBuilder; | ||
| import io.opentelemetry.sdk.trace.data.EventData; | ||
| import io.opentelemetry.sdk.trace.data.SpanData; | ||
| import io.opentelemetry.sdk.trace.data.StatusData; | ||
| import io.opentelemetry.sdk.trace.export.SimpleSpanProcessor; | ||
| import io.opentelemetry.sdk.trace.export.SpanExporter; | ||
| import org.openqa.selenium.json.Json; | ||
| import org.openqa.selenium.json.JsonOutput; | ||
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| import java.util.Collection; | ||
| import java.util.HashMap; | ||
| import java.util.List; | ||
| import java.util.Map; | ||
| import java.util.logging.Level; | ||
| import java.util.logging.Logger; | ||
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| @AutoService(SdkTracerProviderConfigurer.class) | ||
| public class SeleniumSpanExporter implements SdkTracerProviderConfigurer { | ||
| private static final Logger LOG = Logger.getLogger(SeleniumSpanExporter.class.getName()); | ||
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| @Override | ||
| public void configure(SdkTracerProviderBuilder tracerProvider) { | ||
| tracerProvider.addSpanProcessor(SimpleSpanProcessor.create(new SpanExporter() { | ||
| @Override | ||
| public CompletableResultCode export(Collection<SpanData> spans) { | ||
| spans.forEach(span -> { | ||
| LOG.fine(String.valueOf(span)); | ||
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| String traceId = span.getTraceId(); | ||
| String spanId = span.getSpanId(); | ||
| StatusData status = span.getStatus(); | ||
| List<EventData> eventList = span.getEvents(); | ||
| eventList.forEach(event -> { | ||
| Map<String, Object> map = new HashMap<>(); | ||
| map.put("eventTime", event.getEpochNanos()); | ||
| map.put("traceId", traceId); | ||
| map.put("spanId", spanId); | ||
| map.put("spanKind", span.getKind().toString()); | ||
| map.put("eventName", event.getName()); | ||
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| Attributes attributes = event.getAttributes(); | ||
| map.put("attributes", attributes.asMap()); | ||
| String jsonString = getJsonString(map); | ||
| if (status.getStatusCode() == StatusCode.ERROR) { | ||
| LOG.log(Level.WARNING, jsonString); | ||
| } else { | ||
| LOG.log(Level.FINE, jsonString); | ||
| } | ||
| }); | ||
| }); | ||
| return CompletableResultCode.ofSuccess(); | ||
| } | ||
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| @Override | ||
| public CompletableResultCode flush() { | ||
| return CompletableResultCode.ofSuccess(); | ||
| } | ||
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| @Override | ||
| public CompletableResultCode shutdown() { | ||
| // no-op | ||
| return CompletableResultCode.ofSuccess(); | ||
| } | ||
| })); | ||
| } | ||
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| private static String getJsonString(Map<String, Object> map) { | ||
| StringBuilder text = new StringBuilder(); | ||
| try (JsonOutput json = new Json().newOutput(text).setPrettyPrint(false)) { | ||
| json.write(map); | ||
| text.append('\n'); | ||
| } | ||
| return text.toString(); | ||
| } | ||
| } |
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