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/*-
* ============LICENSE_START=======================================================
* VID
* ================================================================================
* Copyright (C) 2018 Nokia 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.vid.aai;
import io.joshworks.restclient.http.HttpResponse;
import io.joshworks.restclient.http.JsonNode;
import io.vavr.collection.HashMap;
import org.apache.commons.lang3.StringUtils;
import org.onap.portalsdk.core.util.SystemProperties;
import org.onap.vid.aai.model.ResourceType;
import org.onap.vid.aai.util.AAIProperties;
import org.onap.vid.client.SyncRestClientInterface;
import org.onap.vid.exceptions.GenericUncheckedException;
import org.onap.vid.model.SubscriberList;
import javax.ws.rs.core.MediaType;
import java.nio.charset.StandardCharsets;
import java.util.Base64;
import java.util.Collections;
import java.util.Map;
import static org.onap.vid.aai.AaiOverTLSClientInterface.HEADERS.*;
public class AaiOverTLSClient implements AaiOverTLSClientInterface {
private final AaiOverTLSPropertySupplier propertySupplier;
private SyncRestClientInterface syncRestClient;
private boolean useClientCert;
private static final String CALLER_APP_ID = "VidAaiController";
private String urlBase;
public AaiOverTLSClient(SyncRestClientInterface syncRestClient, AaiOverTLSPropertySupplier propertySupplier) {
this(syncRestClient, propertySupplier, SystemProperties.getProperty(AAIProperties.AAI_SERVER_URL));
}
AaiOverTLSClient(SyncRestClientInterface syncRestClient, AaiOverTLSPropertySupplier propertySupplier, String baseUrl) {
this.syncRestClient = syncRestClient;
this.propertySupplier = propertySupplier;
this.urlBase = baseUrl;
}
@Override
public void setUseClientCert(boolean useClientCert) {
this.useClientCert = useClientCert;
}
@Override
public boolean isNodeTypeExistsByName(String name, ResourceType type) {
if (StringUtils.isEmpty(name)) {
throw new GenericUncheckedException("Empty resource-name provided to isNodeTypeExistsByName; request is rejected as this will cause full resources listing");
}
String path = String.format( // e.g. GET /aai/v$/nodes/vf-modules?vf-module-name={vf-module-name}
"nodes/%s?%s=%s",
type.getAaiFormat(),
type.getNameFilter(),
name
);
String uri = urlBase + path;
final HttpResponse<JsonNode> response = syncRestClient.get(uri, getRequestHeaders(), Collections.emptyMap());
return response.isSuccessful();
}
@Override
public HttpResponse<SubscriberList> getAllSubscribers() {
String uri = urlBase + String.format(URIS.SUBSCRIBERS, 0);
return syncRestClient.get(uri, getRequestHeaders(), Collections.emptyMap(), SubscriberList.class);
}
private Map<String, String> getRequestHeaders() {
Map<String, String> result = HashMap.of(
TRANSACTION_ID_HEADER, propertySupplier.getRandomUUID(),
FROM_APP_ID_HEADER, CALLER_APP_ID,
CONTENT_TYPE, MediaType.APPLICATION_JSON,
REQUEST_ID, propertySupplier.getRequestId(),
ACCEPT, MediaType.APPLICATION_JSON)
.toJavaMap();
result.putAll(getAuthorizationHeader());
return result;
}
private Map<String, String> getAuthorizationHeader() {
if (!useClientCert) {
String vidUsername = propertySupplier.getUsername();
String vidPassword = propertySupplier.getPassword();
String encoded = Base64.getEncoder()
.encodeToString((vidUsername + ":" + vidPassword).getBytes(StandardCharsets.UTF_8));
return HashMap.of("Authorization", "Basic " + encoded).toJavaMap();
}
return HashMap.<String, String>empty().toJavaMap();
}
}
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