| /* |
| * 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.skywalking.e2e.controller; |
| |
| import com.google.common.base.Strings; |
| import lombok.RequiredArgsConstructor; |
| import org.apache.skywalking.apm.toolkit.trace.TraceContext; |
| import org.apache.skywalking.e2e.E2EConfiguration; |
| import org.apache.skywalking.e2e.User; |
| import org.springframework.http.ResponseEntity; |
| import org.springframework.web.bind.annotation.PostMapping; |
| import org.springframework.web.bind.annotation.RequestBody; |
| import org.springframework.web.bind.annotation.RestController; |
| import org.springframework.web.client.RestTemplate; |
| |
| import java.util.Optional; |
| import java.util.Random; |
| import java.util.stream.Collectors; |
| import java.util.stream.Stream; |
| |
| @RestController |
| @RequiredArgsConstructor |
| public class UserController { |
| private final RestTemplate restTemplate = new RestTemplate(); |
| |
| private final E2EConfiguration configuration; |
| |
| private final int sleepMin = 500; |
| |
| private final int sleepMax = 1000; |
| |
| @PostMapping("/info") |
| public String info() throws InterruptedException { |
| Thread.sleep(randomSleepLong(sleepMin, sleepMax)); |
| |
| Optional<ResponseEntity<String>> optionalResponseEntity = Stream.of( |
| Strings.nullToEmpty(configuration.getProviderBaseUrl()).split(",")) |
| .map(baseUrl -> restTemplate.postForEntity( |
| baseUrl + "/info", null, String.class)) |
| .findFirst(); |
| if (optionalResponseEntity.isPresent() && optionalResponseEntity.get().getStatusCodeValue() == 200) { |
| return optionalResponseEntity.get().getBody(); |
| } |
| throw new RuntimeException(); |
| } |
| |
| @PostMapping("/users") |
| public Object createAuthor() throws InterruptedException { |
| Thread.sleep(randomSleepLong(sleepMin, sleepMax)); |
| |
| return Stream.of(Strings.nullToEmpty(configuration.getProviderBaseUrl()).split(",")) |
| .map(baseUrl -> restTemplate.postForEntity(baseUrl + "/users", null, User.class)) |
| .collect(Collectors.toList()); |
| } |
| |
| @PostMapping("/correlation") |
| public String correlation() throws InterruptedException { |
| Thread.sleep(randomSleepLong(sleepMin, sleepMax)); |
| TraceContext.putCorrelation("CONSUMER_KEY", "consumer"); |
| |
| String baseUrl = configuration.getProviderBaseUrl(); |
| ResponseEntity<String> resp = restTemplate.postForEntity(baseUrl + "/correlation", null, String.class); |
| return resp.getBody(); |
| } |
| |
| private long randomSleepLong(int min, int max) { |
| Random rand = new Random(); |
| int randomNumber = rand.nextInt((max - min) + 1) + min; |
| return randomNumber; |
| } |
| } |