m1a2st commented on code in PR #20493:
URL: https://github.com/apache/kafka/pull/20493#discussion_r2340652042
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clients/src/main/java/org/apache/kafka/common/utils/AppInfoParser.java:
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@@ -81,31 +82,44 @@ public static synchronized void unregisterAppInfo(String
prefix, String id, Metr
if (server.isRegistered(name))
server.unregisterMBean(name);
- unregisterMetrics(metrics);
+ unregisterMetrics(metrics, id);
} catch (JMException e) {
log.warn("Error unregistering AppInfo mbean", e);
} finally {
log.info("App info {} for {} unregistered", prefix, id);
}
}
- private static MetricName metricName(Metrics metrics, String name) {
- return metrics.metricName(name, "app-info", "Metric indicating " +
name);
+ private static MetricName metricName(Metrics metrics, String name,
Map<String, String> tags) {
+ return metrics.metricName(name, "app-info", "Metric indicating " +
name, tags);
}
- private static void registerMetrics(Metrics metrics, AppInfo appInfo) {
- if (metrics != null) {
- metrics.addMetric(metricName(metrics, "version"), (Gauge<String>)
(config, now) -> appInfo.getVersion());
- metrics.addMetric(metricName(metrics, "commit-id"),
(Gauge<String>) (config, now) -> appInfo.getCommitId());
- metrics.addMetric(metricName(metrics, "start-time-ms"),
(Gauge<Long>) (config, now) -> appInfo.getStartTimeMs());
+ private static void registerMetrics(Metrics metrics, AppInfo appInfo,
String clientId) {
Review Comment:
I added a unit test to ensure that existing tagged metrics are not affected.
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