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/*-
* ============LICENSE_START=======================================================
* Ran Simulator Controller
* ================================================================================
* Copyright (C) 2020 Wipro 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.
* ============LICENSE_END=========================================================
*/
package org.onap.ransim.websocket.server;
import java.io.IOException;
import javax.websocket.CloseReason;
import javax.websocket.OnClose;
import javax.websocket.OnMessage;
import javax.websocket.OnOpen;
import javax.websocket.Session;
import javax.websocket.server.PathParam;
import javax.websocket.server.ServerEndpoint;
import javax.websocket.EncodeException;
import org.apache.log4j.Logger;
import org.onap.ransim.rest.api.controller.RansimController;
import org.onap.ransim.websocket.model.DeviceData;
import org.onap.ransim.websocket.model.DeviceDataDecoder;
import org.onap.ransim.websocket.model.DeviceDataEncoder;
import org.onap.ransim.websocket.model.MessageTypes;
@ServerEndpoint(value = "/RansimAgent/{IpPort}", encoders = { DeviceDataEncoder.class }, decoders = { DeviceDataDecoder.class })
public class RansimWebSocketServer {
static Logger log = Logger.getLogger(RansimWebSocketServer.class.getName());
/**
* Set of actions to be done when connection is opened.
*
* @param session
* Session details
* @param ipPort
* ip address of the agent
*/
@OnOpen
public void onOpen(Session session, @PathParam("IpPort") String ipPort) {
log.info("WSS Ransim client(" + ipPort + ") opened a connection with id " + session.getId());
try {
String serverId = RansimController.getRansimController().addWebSocketSessions(ipPort,
session);
if (serverId != null) {
log.info("New websocket session added for " + serverId);
RansimController.getRansimController().sendInitialConfigForNewAgent(ipPort,
serverId);
} else {
log.info("RansimWebSocketServer: No assigned ServerId found - No intial configuration sent to New Agent "
+ ipPort);
}
} catch (Exception e) {
log.info("Exception in onOpen:", e);
}
}
/*
@OnMessage
public void onMessage(String messageStr, Session session, @PathParam("IpPort") String ipPort) {
log.info("WSS Str Message received from client(" + ipPort + ") with id " + session.getId());
try {
if (messageStr != null) {
DeviceData message = new DeviceDataDecoder().decode(messageStr);
if (message.getMessage() == null || message.getMessage().trim().equals("")) {
log.debug("Periodic ping message.... ignore");
return;
} else {
if (message.getType().equals(MessageTypes.HC_TO_RC_MODPCI)) {
RansimController.getRansimController().handleModifyPciFromSdnr(
message.getMessage(), session, ipPort);
} else if (message.getType().equals(MessageTypes.HC_TO_RC_MODANR)) {
RansimController.getRansimController().handleModifyNeighborFromSdnr(
message.getMessage(), session, ipPort);
}
}
}
} catch (Exception e) {
log.info("Exception in onMessage:", e);
}
}
*/
/**
* Handles the message sent from the agent.
*
* @param message
* message sent from the agent
* @param session
* session details
* @param ipPort
* ip address
* public void onMessage(DeviceData message, Session session, @PathParam("IpPort") String ipPort) {
*/
@OnMessage
public void onMessage(final DeviceData message, final Session session, @PathParam("IpPort") String ipPort)
throws IOException, EncodeException {
log.info("WSS Obj Message received from client(" + ipPort + ") with id " + session.getId());
try {
if (message != null) {
if (message.getMessage() == null || message.getMessage().trim().equals("")) {
log.debug("Periodic ping message.... ignore");
return;
} else {
if (message.getType().equals(MessageTypes.HC_TO_RC_MODPCI)) {
log.info("Modify pci message received");
RansimController.getRansimController().handleModifyPciFromSdnr(
message.getMessage(), session, ipPort);
} else if (message.getType().equals(MessageTypes.HC_TO_RC_MODANR)) {
log.info("Modify anr message received");
RansimController.getRansimController().handleModifyNeighborFromSdnr(
message.getMessage(), session, ipPort);
}
}
}
} catch (Exception e) {
log.info("Exception in onMessage:", e);
}
}
/**
* Set of actions to be done when connection is closed.
*
* @param reason
* reason the session was closed
* @param session
* session details
* @param ipPort
* ip address
*/
@OnClose
public void onClose(CloseReason reason, Session session, @PathParam("IpPort") String ipPort) {
try {
log.info("WSS Closing client(" + ipPort + ") cxn with id " + session.getId() + "due to " + reason.getReasonPhrase());
RansimController.getRansimController().removeWebSocketSessions(ipPort);
} catch (Exception e) {
log.info("Exception in onClose:", e);
}
}
public static void sendUpdateCellMessage(String str, Session session) {
DeviceData data = new DeviceData();
data.setType(MessageTypes.RC_TO_HC_UPDCELL);
data.setMessage(str);
try {
sendMessage(data, session);
} catch (Exception e) {
e.printStackTrace();
}
}
public static void sendPmMessage(String str, Session session) {
DeviceData data = new DeviceData();
data.setType(MessageTypes.RC_TO_HC_PMDATA);
data.setMessage(str);
log.info("data.setMessage: " + data.getMessage());
try {
sendMessage(data, session);
} catch (Exception e) {
e.printStackTrace();
}
}
public static void sendFmMessage(String str, Session session) {
DeviceData data = new DeviceData();
data.setType(MessageTypes.RC_TO_HC_FMDATA);
data.setMessage(str);
try {
sendMessage(data, session);
} catch (Exception e) {
e.printStackTrace();
}
}
public static void sendSetConfigTopologyMessage(String str, Session session) {
DeviceData data = new DeviceData();
data.setType(MessageTypes.RC_TO_HC_SETCONFIGTOPO);
data.setMessage(str);
try {
sendMessage(data, session);
} catch (Exception e) {
e.printStackTrace();
}
}
public static void sendPingMessage(Session session) {
DeviceData data = new DeviceData();
data.setType(MessageTypes.RC_TO_HC_PING);
data.setMessage("");
try {
sendMessage(data, session);
} catch (Exception e) {
e.printStackTrace();
}
}
private static void sendMessage(DeviceData data, Session session) {
try {
session.getBasicRemote().sendObject(data);
} catch (Exception e) {
log.info("Exception in sendMessage:", e);
}
}
}
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