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/*-
* ============LICENSE_START=======================================================
* ONAP - SO
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* Copyright (C) 2017 Huawei Technologies Co., Ltd. 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.openecomp.mso.adapters.workflowmessage;
import javax.servlet.http.HttpServletResponse;
import javax.ws.rs.Consumes;
import javax.ws.rs.GET;
import javax.ws.rs.HEAD;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.HeaderParam;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.QueryParam;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.HttpHeaders;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import org.apache.http.entity.ContentType;
import org.openecomp.mso.HealthCheckUtils;
import org.openecomp.mso.logger.MessageEnum;
import org.openecomp.mso.logger.MsoAlarmLogger;
import org.openecomp.mso.logger.MsoLogger;
import org.openecomp.mso.utils.UUIDChecker;
/**
* Workflow Message Adapter interface added in 1707. Supports delivery of
* callbacks from external systems to waiting BPMN workflows.
*/
@Path("/")
public class WMAdapterRest {
private static final MsoLogger LOGGER = MsoLogger.getMsoLogger(MsoLogger.Catalog.RA);
private static final MsoAlarmLogger ALARMLOGGER = new MsoAlarmLogger();
@HEAD
@GET
@Path("/healthcheck")
@Produces(MediaType.TEXT_HTML)
public Response healthcheck(@QueryParam("requestId") String requestId) {
long startTime = System.currentTimeMillis();
MsoLogger.setServiceName("Healthcheck");
UUIDChecker.verifyOldUUID(requestId, LOGGER);
HealthCheckUtils healthCheck = new HealthCheckUtils();
if (!healthCheck.siteStatusCheck(LOGGER, startTime)) {
return HealthCheckUtils.HEALTH_CHECK_NOK_RESPONSE;
}
if (!healthCheck.configFileCheck(LOGGER, startTime, WMAdapterConstants.MSO_PROPERTIES_ID)) {
return HealthCheckUtils.NOT_STARTED_RESPONSE;
}
LOGGER.debug("healthcheck - Successful");
return HealthCheckUtils.HEALTH_CHECK_RESPONSE;
}
/**
* Receives a message from a remote system.
* @param content the message content
*/
@POST
@Path("/message/{messageType}/{correlator}")
@Consumes("*/*")
@Produces({MediaType.TEXT_PLAIN})
public Response receiveWorkflowMessage(
@HeaderParam("Content-Type") String contentTypeHeader,
@PathParam("messageType") String messageType,
@PathParam("correlator") String correlator,
String content) {
String path= "workflow/" + messageType + "/" + correlator;
LOGGER.info(MessageEnum.RA_RECEIVE_WORKFLOW_MESSAGE, content, "WorkflowMessageAdapter", path);
long startTime = System.currentTimeMillis();
ContentType contentType = null;
if (contentTypeHeader != null) {
try {
contentType = ContentType.parse(contentTypeHeader);
} catch (Exception e) {
// If we don't get a valid one, we handle it below.
LOGGER.debug("Exception :",e);
}
}
if (contentType == null && content != null) {
String error = "Missing or Invalid Content-Type";
LOGGER.error(MessageEnum.RA_PARSING_REQUEST_ERROR, error, "WorkflowMessageAdapter", path,
MsoLogger.ErrorCode.DataError, "Bad Request");
ALARMLOGGER.sendAlarm("MsoInternalError", MsoAlarmLogger.CRITICAL, error);
return Response.status(HttpServletResponse.SC_UNSUPPORTED_MEDIA_TYPE).entity(error).build();
}
String bpUrl = WMAdapterProperties.getProperty(WMAdapterConstants.BPEL_URL_PROP, null);
if (bpUrl == null) {
String error = "Missing configuration for: " + WMAdapterConstants.BPEL_URL_PROP;
LOGGER.error(MessageEnum.RA_CONFIG_EXC, error, "WorkflowMessageAdapter", path,
MsoLogger.ErrorCode.DataError, "Configuration Error");
ALARMLOGGER.sendAlarm("MsoInternalError", MsoAlarmLogger.CRITICAL, error);
return Response.status(HttpServletResponse.SC_INTERNAL_SERVER_ERROR).entity(error).build();
}
long bpStartTime = System.currentTimeMillis();
BPRestCallback callback = new BPRestCallback();
boolean callbackSuccess = callback.send(bpUrl, messageType, correlator, contentType, content);
if (callbackSuccess) {
LOGGER.recordMetricEvent(bpStartTime, MsoLogger.StatusCode.COMPLETE, MsoLogger.ResponseCode.Suc,
"Sent notification", "BPMN", bpUrl, null);
LOGGER.recordAuditEvent(startTime, MsoLogger.StatusCode.COMPLETE, MsoLogger.ResponseCode.Suc, "Successful");
} else {
LOGGER.recordMetricEvent(bpStartTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.CommunicationError,
"Failed to send notification", "BPMN", bpUrl, null);
LOGGER.recordAuditEvent(startTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.CommunicationError,
"Failed to send notification");
}
return Response.status(204).build();
}
}
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