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648540858

2023-03-21 82adc0cb23f3ee47322e78889cdaba57e9309000

 src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/message/notify/cmd/KeepaliveNotifyMessageHandler.java

@@ -1,32 +1,37 @@
package com.genersoft.iot.vmp.gb28181.transmit.event.request.impl.message.notify.cmd;

import com.genersoft.iot.vmp.common.VideoManagerConstants;
import com.genersoft.iot.vmp.conf.DynamicTask;
import com.genersoft.iot.vmp.conf.UserSetting;
import com.genersoft.iot.vmp.gb28181.bean.Device;
import com.genersoft.iot.vmp.gb28181.bean.ParentPlatform;
import com.genersoft.iot.vmp.gb28181.event.EventPublisher;
import com.genersoft.iot.vmp.gb28181.bean.RemoteAddressInfo;
import com.genersoft.iot.vmp.gb28181.transmit.event.request.SIPRequestProcessorParent;
import com.genersoft.iot.vmp.gb28181.transmit.event.request.impl.message.IMessageHandler;
import com.genersoft.iot.vmp.gb28181.transmit.event.request.impl.message.notify.NotifyMessageHandler;
import com.genersoft.iot.vmp.gb28181.utils.SipUtils;
import com.genersoft.iot.vmp.service.IDeviceService;
import com.genersoft.iot.vmp.storager.IRedisCatchStorage;
import com.genersoft.iot.vmp.storager.IVideoManagerStorage;
import com.genersoft.iot.vmp.utils.DateUtil;
import gov.nist.javax.sip.message.SIPRequest;
import org.dom4j.Element;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.util.StringUtils;

import javax.sip.InvalidArgumentException;
import javax.sip.RequestEvent;
import javax.sip.SipException;
import javax.sip.header.ViaHeader;
import javax.sip.message.Response;
import java.text.ParseException;

/**
 * 状态信息(心跳)报送
 */
@Component
public class KeepaliveNotifyMessageHandler extends SIPRequestProcessorParent implements InitializingBean, IMessageHandler {


    private Logger logger = LoggerFactory.getLogger(KeepaliveNotifyMessageHandler.class);
    private final static String cmdType = "Keepalive";
@@ -36,6 +41,12 @@

    @Autowired
    private IDeviceService deviceService;

    @Autowired
    private UserSetting userSetting;

    @Autowired
    private DynamicTask dynamicTask;

    @Override
    public void afterPropertiesSet() throws Exception {
@@ -48,41 +59,43 @@
            // 未注册的设备不做处理
            return;
        }
        SIPRequest request = (SIPRequest) evt.getRequest();
        // 回复200 OK
        try {
            if (device.getOnline() == 1) {
                // 回复200 OK
                responseAck(evt, Response.OK);
            }else {
                // 对于已经离线的设备判断他的注册是否已经过期
                if (!deviceService.expire(device)){
                    device.setKeepaliveTime(DateUtil.getNow());
                    // 判断RPort是否改变，改变则说明路由nat信息变化，修改设备信息
                    // 获取到通信地址等信息
                    ViaHeader viaHeader = (ViaHeader) evt.getRequest().getHeader(ViaHeader.NAME);
                    String received = viaHeader.getReceived();
                    int rPort = viaHeader.getRPort();
                    // 解析本地地址替代
                    if (StringUtils.isEmpty(received) || rPort == -1) {
                        received = viaHeader.getHost();
                        rPort = viaHeader.getPort();
                    }
                    if (device.getPort() != rPort) {
                        device.setPort(rPort);
                        device.setHostAddress(received.concat(":").concat(String.valueOf(rPort)));
                    }
                    device.setKeepaliveTime(DateUtil.getNow());
                    deviceService.online(device);
                    // 回复200 OK
                    responseAck(evt, Response.OK);
                }
            }
        } catch (SipException e) {
            e.printStackTrace();
        } catch (InvalidArgumentException e) {
            e.printStackTrace();
        } catch (ParseException e) {
            e.printStackTrace();
            responseAck(request, Response.OK);
        } catch (SipException | InvalidArgumentException | ParseException e) {
            logger.error("[命令发送失败] 心跳回复: {}", e.getMessage());
        }

        RemoteAddressInfo remoteAddressInfo = SipUtils.getRemoteAddressFromRequest(request, userSetting.getSipUseSourceIpAsRemoteAddress());
        if (!device.getIp().equalsIgnoreCase(remoteAddressInfo.getIp()) || device.getPort() != remoteAddressInfo.getPort()) {
            device.setPort(remoteAddressInfo.getPort());
            device.setHostAddress(remoteAddressInfo.getIp().concat(":").concat(String.valueOf(remoteAddressInfo.getPort())));
            device.setIp(remoteAddressInfo.getIp());
        }
        if (device.getKeepaliveTime() == null) {
            device.setKeepaliveIntervalTime(60);
        }else {
            long lastTime = DateUtil.yyyy_MM_dd_HH_mm_ssToTimestamp(device.getKeepaliveTime());
            device.setKeepaliveIntervalTime(new Long(System.currentTimeMillis()/1000-lastTime).intValue());
        }

        device.setKeepaliveTime(DateUtil.getNow());

        if (device.getOnline() == 1) {
            deviceService.updateDevice(device);
        }else {
            // 对于已经离线的设备判断他的注册是否已经过期
            if (!deviceService.expire(device)){
                device.setOnline(0);
                deviceService.online(device);
            }
        }
        // 刷新过期任务
        String registerExpireTaskKey = VideoManagerConstants.REGISTER_EXPIRE_TASK_KEY_PREFIX + device.getDeviceId();
        // 如果三次心跳失败，则设置设备离线
        dynamicTask.startDelay(registerExpireTaskKey, ()-> deviceService.offline(device.getDeviceId()), device.getKeepaliveIntervalTime()*1000*3);

    }

    @Override