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/**
* ============LICENSE_START=======================================================
* org.onap.aai
* ================================================================================
* Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Licensed 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.
* ============LICENSE_END=========================================================
*/
package org.onap.aai.web;
import io.micrometer.core.instrument.Tag;
import io.micrometer.core.instrument.Tags;
import io.micrometer.jersey2.server.JerseyTags;
import io.micrometer.jersey2.server.JerseyTagsProvider;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.glassfish.jersey.server.ContainerResponse;
import org.glassfish.jersey.server.monitoring.RequestEvent;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
/**
* Configuration Class to add customized tags to http metrics scraped in /actuator/prometheus endpoint
*/
@Configuration
@ConditionalOnProperty(
value="scrape.uri.metrics",
havingValue = "true")
public class MicrometerConfiguration {
private static final String TAG_AAI_URI = "aai_uri";
private static final String NOT_AVAILABLE = "NOT AVAILABLE";
@Bean
public JerseyTagsProvider jerseyTagsProvider() {
return new JerseyTagsProvider() {
@Override
public Iterable httpRequestTags(RequestEvent event) {
ContainerResponse response = event.getContainerResponse();
return Tags.of(JerseyTags.method(event.getContainerRequest()),
JerseyTags.exception(event), JerseyTags.status(response), JerseyTags.outcome(response), getAaiUriTag(event));
}
private Tag getAaiUriTag(RequestEvent event) {
String aai_uri = event.getUriInfo().getRequestUri().toString();
if (aai_uri == null) {
aai_uri = NOT_AVAILABLE;
}
return Tag.of(TAG_AAI_URI, aai_uri);
}
@Override
public Iterable<Tag> httpLongRequestTags(RequestEvent event) {
return Tags.of(JerseyTags.method(event.getContainerRequest()), JerseyTags.uri(event));
}
};
}
}
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