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https://issues.apache.org/jira/browse/GOBBLIN-2209?focusedWorklogId=976484&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-976484
]
ASF GitHub Bot logged work on GOBBLIN-2209:
-------------------------------------------
Author: ASF GitHub Bot
Created on: 28/Jul/25 05:58
Start Date: 28/Jul/25 05:58
Worklog Time Spent: 10m
Work Description: Blazer-007 commented on code in PR #4118:
URL: https://github.com/apache/gobblin/pull/4118#discussion_r2234786983
##########
gobblin-metrics-libs/gobblin-metrics/src/main/java/org/apache/gobblin/metrics/opentelemetry/OpenTelemetryInstrumentation.java:
##########
@@ -0,0 +1,167 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF 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.
+ */
+
+package org.apache.gobblin.metrics.opentelemetry;
+
+import java.lang.reflect.Method;
+import java.util.Properties;
+import java.util.concurrent.ConcurrentHashMap;
+
+import lombok.Getter;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang3.StringUtils;
+import com.google.common.base.Splitter;
+
+import io.opentelemetry.api.common.Attributes;
+import io.opentelemetry.api.common.AttributesBuilder;
+import io.opentelemetry.api.metrics.Meter;
+
+import org.apache.gobblin.configuration.ConfigurationKeys;
+import org.apache.gobblin.configuration.State;
+import org.apache.gobblin.metrics.InMemoryOpenTelemetryMetrics;
+import org.apache.gobblin.metrics.OpenTelemetryMetricsBase;
+import org.apache.gobblin.service.ServiceConfigKeys;
+
+
+/**
+ * Provides OpenTelemetry instrumentation for metrics.
+ *
+ * <p>Maintains a singleton instance that holds common attributes {@link
Attributes} and a Meter {@link Meter}.
+ * Exposes methods to retrieve or create metric instruments defined in {@link
GaaSOpenTelemetryMetrics}.
+ */
+@Slf4j
+@Getter
+public class OpenTelemetryInstrumentation {
+
+ // Adding the gobblin-service.main
(BaseFlowGraphHelper.FLOW_EDGE_LABEL_JOINER_CHAR) dependency is creating
circular dependency issues
+ private static final String FLOW_EDGE_LABEL_JOINER_CHAR = "_";
+ private static final Splitter COMMA_SPLITTER =
Splitter.on(',').omitEmptyStrings().trimResults();
+ private static volatile OpenTelemetryInstrumentation GLOBAL_INSTANCE;
+
+ private final Attributes commonAttributes;
+ private final Meter meter;
+ private final ConcurrentHashMap<String, OpenTelemetryMetric> metrics;
+
+ private OpenTelemetryInstrumentation(final State state) {
+ this.commonAttributes = buildCommonAttributes(state);
+ this.meter = getOpenTelemetryMetrics(state).getMeter(state.getProp(
+ ConfigurationKeys.METRICS_REPORTING_OPENTELEMETRY_GROUP_NAME,
+ ConfigurationKeys.DEFAULT_METRICS_REPORTING_OPENTELEMETRY_GROUP_NAME));
+ this.metrics = new ConcurrentHashMap<>();
+ }
+
+ private OpenTelemetryMetricsBase getOpenTelemetryMetrics(State state) {
+ try {
+ String openTelemetryClassName =
state.getProp(ConfigurationKeys.METRICS_REPORTING_OPENTELEMETRY_CLASSNAME,
+ ConfigurationKeys.DEFAULT_METRICS_REPORTING_OPENTELEMETRY_CLASSNAME);
+ Class<?> metricsClass = Class.forName(openTelemetryClassName);
+ Method getInstanceMethod = metricsClass.getMethod("getInstance",
State.class);
Review Comment:
We can do but this is the standard pattern being followed across codebase
https://github.com/search?q=repo%3Aapache%2Fgobblin+GobblinConstructorUtils.invokeLongestConstructor&type=code
https://github.com/apache/gobblin/blob/ddd9468b3deda7ca0935c48796e05ed68f85d85c/gobblin-data-management/src/main/java/org/apache/gobblin/data/management/dataset/DatasetUtils.java#L92
Issue Time Tracking
-------------------
Worklog Id: (was: 976484)
Time Spent: 3.5h (was: 3h 20m)
> Emit GaaS Executor OTel Metrics
> -------------------------------
>
> Key: GOBBLIN-2209
> URL: https://issues.apache.org/jira/browse/GOBBLIN-2209
> Project: Apache Gobblin
> Issue Type: Improvement
> Components: gobblin-metrics
> Reporter: Vivek Rai
> Assignee: Issac Buenrostro
> Priority: Major
> Time Spent: 3.5h
> Remaining Estimate: 0h
>
> Emit GaaS Executor OTel Metrics
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