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/*
* ============LICENSE_START=======================================================
* Copyright (C) 2022 Nordix Foundation
* ================================================================================
* 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*
*
*/
package org.openecomp.sdcrests.vsp.rest.services;
import static javax.ws.rs.core.HttpHeaders.ACCEPT;
import static javax.ws.rs.core.MediaType.APPLICATION_JSON;
import com.fasterxml.jackson.databind.ObjectMapper;
import java.util.Map;
import java.util.Optional;
import java.util.Properties;
import org.apache.http.HttpStatus;
import org.openecomp.core.validation.errors.ErrorMessagesFormatBuilder;
import org.openecomp.sdc.common.CommonConfigurationManager;
import org.openecomp.sdc.common.api.Constants;
import org.openecomp.sdc.common.errors.CatalogRestClientException;
import org.openecomp.sdc.common.errors.Messages;
import org.openecomp.sdc.common.http.client.api.HttpRequest;
import org.openecomp.sdc.common.http.client.api.HttpResponse;
import org.openecomp.sdc.logging.api.Logger;
import org.openecomp.sdc.logging.api.LoggerFactory;
import org.openecomp.sdcrests.item.rest.services.catalog.notification.http.HttpConfiguration;
import org.openecomp.sdcrests.vsp.rest.CatalogVspClient;
public class CatalogVspClientImpl implements CatalogVspClient {
private static final Logger LOGGER = LoggerFactory.getLogger(CatalogVspClientImpl.class);
private static final String URL_GET_RESOURCE_BY_CSAR_UUID = "%s://%s:%s/sdc2/rest/v1/catalog/resources/csar/%s";
private static final String CONFIG_SECTION = "catalogNotificationsConfig";
private static final String VSP_USE_NOT_FOUND = "SVC4635";
public static final String NAME = "name";
public static final String SDC_2_REST_V_1_CATALOG_RESOURCES_CSAR_CSARUUID = "sdc2/rest/v1/catalog/resources/csar/{csaruuid}";
/**
* Returns the name of a VF which is using the provided VSP. It returns an empty optional in case the VSP is not used by any VF, or throws an
* exception if any error occurs during the process.
*
* @param vspId the id of the vsp
* @param user the user to perform the action
*/
@Override
public Optional<String> findNameOfVfUsingVsp(String vspId, String user) throws CatalogRestClientException {
HttpConfiguration httpConfig = getHttpConfiguration();
if (null == httpConfig) {
throw new CatalogRestClientException(
ErrorMessagesFormatBuilder.getErrorWithParameters(Messages.DELETE_VSP_UNEXPECTED_ERROR_USED_BY_VF.getErrorMessage(),
vspId, SDC_2_REST_V_1_CATALOG_RESOURCES_CSAR_CSARUUID));
}
final Properties headers = new Properties();
headers.put(Constants.USER_ID_HEADER, user);
headers.put(ACCEPT, APPLICATION_JSON);
String url = String.format(URL_GET_RESOURCE_BY_CSAR_UUID, httpConfig.getCatalogBeProtocol(),
httpConfig.getCatalogBeFqdn(), httpConfig.getCatalogBeHttpPort(), vspId);
final HttpResponse<String> httpResponse;
try {
httpResponse = HttpRequest.get(url, headers);
} catch (final Exception e) {
String formattedErrorMessage = ErrorMessagesFormatBuilder.getErrorWithParameters(
Messages.DELETE_VSP_UNEXPECTED_ERROR_USED_BY_VF.getErrorMessage(),
vspId, SDC_2_REST_V_1_CATALOG_RESOURCES_CSAR_CSARUUID);
LOGGER.error(formattedErrorMessage, e);
throw new CatalogRestClientException(formattedErrorMessage, e);
}
if (httpResponse.getStatusCode() != HttpStatus.SC_OK) {
if (httpResponse.getResponse().contains(VSP_USE_NOT_FOUND)) {
LOGGER.debug("VSP usage in VF not found", httpResponse.getResponse());
return Optional.empty();
}
throw new CatalogRestClientException(ErrorMessagesFormatBuilder.getErrorWithParameters(Messages.DELETE_VSP_UNEXPECTED_ERROR_USED_BY_VF
.getErrorMessage(), vspId, SDC_2_REST_V_1_CATALOG_RESOURCES_CSAR_CSARUUID));
}
return Optional.of(getVspNameUsedInVf(httpResponse));
}
private String getVspNameUsedInVf(HttpResponse<String> httpResponse) {
try {
ObjectMapper mapper = new ObjectMapper();
Map<String, Object> respObject = mapper.readValue(httpResponse.getResponse(), Map.class);
return (String) respObject.get(NAME);
} catch (Exception e) {
throw new CatalogRestClientException("Could not parse find VSP usage response", e);
}
}
private HttpConfiguration getHttpConfiguration() throws CatalogRestClientException {
HttpConfiguration httpConfig;
try {
Object config = getEndpointConfiguration();
ObjectMapper mapper = new ObjectMapper();
httpConfig = mapper.convertValue(config, HttpConfiguration.class);
} catch (Exception e) {
LOGGER.error("Failed to load configuration. ", e);
throw new CatalogRestClientException("Failed to load configuration. ", e);
}
return httpConfig;
}
private static Object getEndpointConfiguration() {
final var commonConfigurationManager = CommonConfigurationManager.getInstance();
return commonConfigurationManager.getConfigValue(CONFIG_SECTION);
}
}
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