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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2019 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.onap.policy.apex.services.onappf.rest;
import java.util.ArrayList;
import java.util.List;
import java.util.Properties;
import org.onap.policy.apex.services.onappf.parameters.RestServerParameters;
import org.onap.policy.common.capabilities.Startable;
import org.onap.policy.common.endpoints.http.server.HttpServletServer;
import org.onap.policy.common.endpoints.properties.PolicyEndPointProperties;
import org.onap.policy.common.gson.GsonMessageBodyHandler;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Class to manage life cycle of services-onappf rest server.
*
* @author Ajith Sreekumar (ajith.sreekumar@est.tech)
*/
public class ApexStarterRestServer implements Startable {
private static final Logger LOGGER = LoggerFactory.getLogger(ApexStarterRestServer.class);
private List<HttpServletServer> servers = new ArrayList<>();
private RestServerParameters restServerParameters;
/**
* Constructor for instantiating ApexStarterRestServer.
*
* @param restServerParameters the rest server parameters
*/
public ApexStarterRestServer(final RestServerParameters restServerParameters) {
this.restServerParameters = restServerParameters;
}
/**
* {@inheritDoc}.
*/
@Override
public boolean start() {
try {
servers = HttpServletServer.factory.build(getServerProperties());
for (final HttpServletServer server : servers) {
if (server.isAaf()) {
server.addFilterClass(null, ApexStarterAafFilter.class.getName());
}
server.start();
}
} catch (final Exception exp) {
LOGGER.error("Failed to start services-onappf http server", exp);
return false;
}
return true;
}
/**
* Creates the server properties object using restServerParameters.
*
* @return the properties object
*/
private Properties getServerProperties() {
final Properties props = new Properties();
props.setProperty(PolicyEndPointProperties.PROPERTY_HTTP_SERVER_SERVICES, restServerParameters.getName());
final String svcpfx =
PolicyEndPointProperties.PROPERTY_HTTP_SERVER_SERVICES + "." + restServerParameters.getName();
props.setProperty(svcpfx + PolicyEndPointProperties.PROPERTY_HTTP_HOST_SUFFIX, restServerParameters.getHost());
props.setProperty(svcpfx + PolicyEndPointProperties.PROPERTY_HTTP_PORT_SUFFIX,
Integer.toString(restServerParameters.getPort()));
props.setProperty(svcpfx + PolicyEndPointProperties.PROPERTY_HTTP_REST_CLASSES_SUFFIX,
HealthCheckRestControllerV1.class.getName());
props.setProperty(svcpfx + PolicyEndPointProperties.PROPERTY_MANAGED_SUFFIX, "false");
props.setProperty(svcpfx + PolicyEndPointProperties.PROPERTY_HTTP_SWAGGER_SUFFIX, "true");
props.setProperty(svcpfx + PolicyEndPointProperties.PROPERTY_HTTP_AUTH_USERNAME_SUFFIX,
restServerParameters.getUserName());
props.setProperty(svcpfx + PolicyEndPointProperties.PROPERTY_HTTP_AUTH_PASSWORD_SUFFIX,
restServerParameters.getPassword());
props.setProperty(svcpfx + PolicyEndPointProperties.PROPERTY_HTTP_HTTPS_SUFFIX,
String.valueOf(restServerParameters.isHttps()));
props.setProperty(svcpfx + PolicyEndPointProperties.PROPERTY_AAF_SUFFIX,
String.valueOf(restServerParameters.isAaf()));
props.setProperty(svcpfx + PolicyEndPointProperties.PROPERTY_HTTP_SERIALIZATION_PROVIDER,
GsonMessageBodyHandler.class.getName());
return props;
}
/**
* {@inheritDoc}.
*/
@Override
public boolean stop() {
for (final HttpServletServer server : servers) {
try {
server.stop();
} catch (final Exception exp) {
LOGGER.error("Failed to stop services-onappf http server", exp);
}
}
return true;
}
/**
* {@inheritDoc}.
*/
@Override
public void shutdown() {
stop();
}
/**
* {@inheritDoc}.
*/
@Override
public boolean isAlive() {
return !servers.isEmpty();
}
/**
* {@inheritDoc}.
*/
@Override
public String toString() {
final StringBuilder builder = new StringBuilder();
builder.append("ApexStarterRestServer [servers=");
builder.append(servers);
builder.append("]");
return builder.toString();
}
}
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