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/*
* Copyright © 2016-2018 European Support Limited
*
* 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 org.openecomp.sdcrests.item.rest.services.catalog.notification.http;
import java.util.Collection;
import java.util.concurrent.Callable;
import java.util.function.BiFunction;
import org.openecomp.sdc.common.session.SessionContextProviderFactory;
import org.openecomp.sdc.logging.api.Logger;
import org.openecomp.sdc.logging.api.LoggerFactory;
import org.openecomp.sdcrests.item.rest.services.catalog.notification.AsyncNotifier;
import org.openecomp.sdcrests.item.rest.services.catalog.notification.EntryNotConfiguredException;
import org.openecomp.sdcrests.item.rest.services.catalog.notification.Notifier;
import org.openecomp.sdcrests.item.types.ItemAction;
/**
* Notifies the Catalog via an HTTP.
*
* @author evitaliy
* @since 21 Nov 2018
*/
public class HttpTaskProducer
implements BiFunction<Collection<String>, ItemAction, Callable<AsyncNotifier.NextAction>>, Notifier {
private static final Logger LOGGER = LoggerFactory.getLogger(HttpTaskProducer.class);
private static final String CATALOG_HTTP_PROTOCOL = "HTTP";
private static final String CATALOG_HTTPS_PROTOCOL = "HTTPS";
private final String notifyCatalogUrl;
/**
* Initializes the producer from a provided configuration.
*
* @param config HTTP-specific configuration, cannot be null
*/
public HttpTaskProducer(HttpConfiguration config) {
String protocol = ensureEntryConfigured(config.getCatalogBeProtocol(), "Protocol");
String host = ensureEntryConfigured(config.getCatalogBeFqdn(), "Catalog host");
String url = ensureEntryConfigured(config.getCatalogNotificationUrl(), "Notification URL");
String port = getPortConfiguration(protocol, config);
this.notifyCatalogUrl = String.format(url, protocol, host, port);
}
private static String ensureEntryConfigured(String value, String entryName) {
if (value == null) {
throw new EntryNotConfiguredException(entryName);
}
return value;
}
private static String getPortConfiguration(String protocol, HttpConfiguration config) {
if (CATALOG_HTTP_PROTOCOL.equalsIgnoreCase(protocol)) {
return ensureEntryConfigured(config.getCatalogBeHttpPort(), "HTTP port");
} else if (CATALOG_HTTPS_PROTOCOL.equalsIgnoreCase(protocol)) {
return ensureEntryConfigured(config.getCatalogBeSslPort(), "SSL port");
} else {
throw new IllegalArgumentException("Unsupported protocol: " + protocol);
}
}
@Override
public Callable<AsyncNotifier.NextAction> apply(Collection<String> itemIds, ItemAction action) {
return createNotificationTask(itemIds, action);
}
private static String getEndpoint(ItemAction action) {
if (action == ItemAction.ARCHIVE) {
return "archived";
} else if (action == ItemAction.RESTORE) {
return "restored";
} else {
throw new IllegalArgumentException("Unsupported action: " + action.name());
}
}
@Override
public void execute(Collection<String> itemIds, ItemAction action) {
HttpNotificationTask task = createNotificationTask(itemIds, action);
task.call();
}
private HttpNotificationTask createNotificationTask(Collection<String> itemIds, ItemAction action) {
String userId = SessionContextProviderFactory.getInstance().createInterface().get().getUser().getUserId();
String notificationEndpoint = notifyCatalogUrl + getEndpoint(action);
LOGGER.debug("Catalog notification URL: " + notificationEndpoint);
return new HttpNotificationTask(notificationEndpoint, userId, itemIds);
}
}
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