| /* |
| * 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.servicecomb.metrics.prometheus; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.net.HttpURLConnection; |
| import java.net.URL; |
| import java.nio.charset.StandardCharsets; |
| |
| import org.apache.commons.io.IOUtils; |
| import org.apache.commons.lang3.reflect.FieldUtils; |
| import org.apache.servicecomb.foundation.common.exceptions.ServiceCombException; |
| import org.apache.servicecomb.foundation.metrics.registry.GlobalRegistry; |
| import org.apache.servicecomb.foundation.test.scaffolding.config.ArchaiusUtils; |
| import org.apache.servicecomb.registry.RegistrationManager; |
| import org.junit.jupiter.api.AfterAll; |
| import org.junit.jupiter.api.Assertions; |
| |
| import com.netflix.spectator.api.Counter; |
| import com.netflix.spectator.api.DefaultRegistry; |
| import com.netflix.spectator.api.ManualClock; |
| import com.netflix.spectator.api.Registry; |
| import com.sun.net.httpserver.HttpServer; |
| |
| import io.prometheus.client.exporter.HTTPServer; |
| import mockit.Expectations; |
| import org.junit.jupiter.api.Test; |
| |
| @SuppressWarnings("restriction") |
| public class TestPrometheusPublisher { |
| GlobalRegistry globalRegistry = new GlobalRegistry(new ManualClock()); |
| |
| PrometheusPublisher publisher = new PrometheusPublisher(); |
| |
| @AfterAll |
| public static void teardown() { |
| ArchaiusUtils.resetConfig(); |
| } |
| |
| @Test |
| public void testBadPublishAddress() { |
| Assertions.assertThrows(ServiceCombException.class, () -> { |
| ArchaiusUtils.setProperty(PrometheusPublisher.METRICS_PROMETHEUS_ADDRESS, "a:b:c"); |
| publisher.init(globalRegistry, null, null); |
| }); |
| } |
| |
| @Test |
| public void testBadPublishAddress_BadPort() { |
| Assertions.assertThrows(ServiceCombException.class, () -> { |
| ArchaiusUtils.setProperty(PrometheusPublisher.METRICS_PROMETHEUS_ADDRESS, "localhost:xxxx"); |
| publisher.init(globalRegistry, null, null); |
| }); |
| } |
| |
| @Test |
| public void testBadPublishAddress_TooLargePort() { |
| Assertions.assertThrows(ServiceCombException.class, () -> { |
| ArchaiusUtils.setProperty(PrometheusPublisher.METRICS_PROMETHEUS_ADDRESS, "localhost:9999999"); |
| publisher.init(globalRegistry, null, null); |
| }); |
| } |
| |
| @Test |
| public void collect() throws IllegalAccessException, IOException { |
| new Expectations(RegistrationManager.INSTANCE) { |
| { |
| RegistrationManager.INSTANCE.getAppId(); |
| result = "testAppId"; |
| } |
| }; |
| ArchaiusUtils.setProperty(PrometheusPublisher.METRICS_PROMETHEUS_ADDRESS, "localhost:0"); |
| publisher.init(globalRegistry, null, null); |
| |
| Registry registry = new DefaultRegistry(new ManualClock()); |
| globalRegistry.add(registry); |
| |
| Counter counter = registry.counter("count.name", "tag1", "tag1v", "tag2", "tag2v"); |
| counter.increment(); |
| |
| HTTPServer httpServer = (HTTPServer) FieldUtils.readField(publisher, "httpServer", true); |
| com.sun.net.httpserver.HttpServer server = (HttpServer) FieldUtils.readField(httpServer, "server", true); |
| |
| URL url = new URL("http://localhost:" + server.getAddress().getPort() + "/metrics"); |
| HttpURLConnection conn = (HttpURLConnection) url.openConnection(); |
| try (InputStream is = conn.getInputStream()) { |
| Assertions.assertEquals("# HELP ServiceComb_Metrics ServiceComb Metrics\n" + |
| "# TYPE ServiceComb_Metrics untyped\n" + |
| "count_name{appId=\"testAppId\",tag1=\"tag1v\",tag2=\"tag2v\",} 1.0\n", |
| IOUtils.toString(is, StandardCharsets.UTF_8)); |
| } |
| |
| publisher.destroy(); |
| } |
| } |