com.huaweicloud.servicecomb.discovery.client.model.ServiceCombServiceInstance Maven / Gradle / Ivy

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/*

  * Copyright (C) 2020-2022 Huawei Technologies Co., Ltd. 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.
  */

package com.huaweicloud.servicecomb.discovery.client.model;

import java.net.URI;
import java.util.HashMap;
import java.util.Map;
import org.apache.servicecomb.foundation.common.net.URIEndpointObject;
import org.apache.servicecomb.service.center.client.model.MicroserviceInstance;
import org.springframework.cloud.client.ServiceInstance;

public class ServiceCombServiceInstance implements ServiceInstance {
  private final URIEndpointObject uriEndpointObject;

  private final MicroserviceInstance microserviceInstance;

  public ServiceCombServiceInstance(MicroserviceInstance microserviceInstance) {
    this.microserviceInstance = microserviceInstance;
    String endpoint = this.microserviceInstance.getEndpoints().stream().filter(e -> e.startsWith("rest://"))
            .findFirst().orElse(null);
    if (endpoint != null) {
      this.uriEndpointObject = new URIEndpointObject(endpoint);
    } else {
      this.uriEndpointObject = null;
    }
  }

  public MicroserviceInstance getMicroserviceInstance() {
    return this.microserviceInstance;
  }

  @Override
  public String getInstanceId() {
    return this.microserviceInstance.getInstanceId();
  }

  @Override
  public String getServiceId() {
    return this.microserviceInstance.getServiceName();
  }

  @Override
  public String getHost() {
    if (uriEndpointObject == null) {
      return this.microserviceInstance.getInstanceId(); // compatible to ribbon default host name
    }
    return uriEndpointObject.getHostOrIp();
  }

  @Override
  public int getPort() {
    if (uriEndpointObject == null) {
      return 0;
    }
    return uriEndpointObject.getPort();
  }

  @Override
  public boolean isSecure() {
    if (uriEndpointObject == null) {
      return false;
    }
    return uriEndpointObject.isSslEnabled();
  }

  @Override
  public URI getUri() {
    String scheme = this.getScheme();
    String uri = String.format("%s://%s:%s", scheme, uriEndpointObject.getHostOrIp(), uriEndpointObject.getPort());
    return URI.create(uri);
  }

  @Override
  public Map getMetadata() {
    Map map = new HashMap<>();
    map.putAll(this.microserviceInstance.getProperties());
    if (this.microserviceInstance.getStatus() != null) {
      map.put(DiscoveryConstants.INSTANCE_STATUS, this.microserviceInstance.getStatus().name());
    }
    if (this.microserviceInstance.getDataCenterInfo() != null) {
      map.put(DiscoveryConstants.INSTANCE_ZONE, this.microserviceInstance.getDataCenterInfo().getAvailableZone());
    }
    return map;
  }

  @Override
  public String getScheme() {
    if (uriEndpointObject == null) {
      return "http";
    }
    return uriEndpointObject.isSslEnabled() ? "https" : "http";
  }
}