forked from community/product-iots
Shabir Mohamed
9 years ago
commit
85ed06e12a
@ -0,0 +1,106 @@
|
|||||||
|
/*
|
||||||
|
* Copyright (c) 2015, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
|
||||||
|
*
|
||||||
|
* WSO2 Inc. licenses this file to you 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.wso2.carbon.device.mgt.iot.sample.firealarm.plugin.impl;
|
||||||
|
|
||||||
|
import com.google.gson.Gson;
|
||||||
|
import com.google.gson.JsonArray;
|
||||||
|
import com.google.gson.JsonElement;
|
||||||
|
import com.google.gson.JsonParser;
|
||||||
|
import org.apache.commons.logging.Log;
|
||||||
|
import org.apache.commons.logging.LogFactory;
|
||||||
|
import org.wso2.carbon.context.CarbonContext;
|
||||||
|
import org.wso2.carbon.device.mgt.common.Device;
|
||||||
|
import org.wso2.carbon.device.mgt.common.DeviceIdentifier;
|
||||||
|
import org.wso2.carbon.device.mgt.iot.common.exception.DeviceControllerException;
|
||||||
|
import org.wso2.carbon.device.mgt.iot.sample.firealarm.plugin.constants.FireAlarmConstants;
|
||||||
|
import org.wso2.carbon.policy.mgt.common.Policy;
|
||||||
|
import org.wso2.carbon.policy.mgt.common.monitor.ComplianceData;
|
||||||
|
import org.wso2.carbon.policy.mgt.common.monitor.ComplianceFeature;
|
||||||
|
import org.wso2.carbon.policy.mgt.common.monitor.PolicyComplianceException;
|
||||||
|
import org.wso2.carbon.policy.mgt.common.spi.PolicyMonitoringService;
|
||||||
|
import org.wso2.carbon.device.mgt.iot.common.transport.mqtt.MqttPublisher;
|
||||||
|
|
||||||
|
import java.util.ArrayList;
|
||||||
|
import java.util.List;
|
||||||
|
|
||||||
|
import static java.nio.charset.StandardCharsets.UTF_8;
|
||||||
|
|
||||||
|
public class FireAlarmPolicyMonitoringService implements PolicyMonitoringService {
|
||||||
|
|
||||||
|
private static Log log = LogFactory.getLog(FireAlarmPolicyMonitoringService.class);
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public void notifyDevices(List<Device> list) throws PolicyComplianceException {
|
||||||
|
String userName = CarbonContext.getThreadLocalCarbonContext().getUsername();
|
||||||
|
MqttPublisher mqttPublisher = new MqttPublisher();
|
||||||
|
try {
|
||||||
|
mqttPublisher.initControlQueue();
|
||||||
|
mqttPublisher.publish("Raspberry-Policy-sender",
|
||||||
|
"/iot/policymgt/govern/" + FireAlarmConstants.DEVICE_TYPE + "/"
|
||||||
|
+ userName, userName.getBytes(UTF_8));
|
||||||
|
} catch (DeviceControllerException e) {
|
||||||
|
log.error("Error on notifying "+FireAlarmConstants.DEVICE_TYPE+" devices, message not sent.");
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public ComplianceData checkPolicyCompliance(DeviceIdentifier deviceIdentifier, Policy policy,
|
||||||
|
Object compliancePayload) throws PolicyComplianceException {
|
||||||
|
if (log.isDebugEnabled()) {
|
||||||
|
log.debug("Checking policy compliance status of device '" + deviceIdentifier.getId() + "'");
|
||||||
|
}
|
||||||
|
ComplianceData complianceData = new ComplianceData();
|
||||||
|
if (compliancePayload == null || policy == null) {
|
||||||
|
return complianceData;
|
||||||
|
}
|
||||||
|
List<ComplianceFeature> complianceFeatures = new ArrayList<ComplianceFeature>();
|
||||||
|
|
||||||
|
// Parsing json string to get compliance features.
|
||||||
|
JsonElement jsonElement;
|
||||||
|
if (compliancePayload instanceof String) {
|
||||||
|
jsonElement = new JsonParser().parse((String) compliancePayload);
|
||||||
|
} else {
|
||||||
|
throw new PolicyComplianceException("Invalid policy compliance payload");
|
||||||
|
}
|
||||||
|
JsonArray jsonArray = jsonElement.getAsJsonArray();
|
||||||
|
Gson gson = new Gson();
|
||||||
|
ComplianceFeature complianceFeature;
|
||||||
|
|
||||||
|
for (JsonElement element : jsonArray) {
|
||||||
|
complianceFeature = gson.fromJson(element, ComplianceFeature.class);
|
||||||
|
complianceFeatures.add(complianceFeature);
|
||||||
|
}
|
||||||
|
|
||||||
|
complianceData.setComplianceFeatures(complianceFeatures);
|
||||||
|
|
||||||
|
for (ComplianceFeature cf : complianceFeatures) {
|
||||||
|
if (!cf.isCompliant()) {
|
||||||
|
complianceData.setStatus(false);
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return complianceData;
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public String getType() {
|
||||||
|
return FireAlarmConstants.DEVICE_TYPE;
|
||||||
|
}
|
||||||
|
}
|
||||||
Loading…
Reference in new issue