648540858
2024-05-29 764d04b497356ba6bcbb75fd42b51eca750f7223
src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/message/notify/cmd/KeepaliveNotifyMessageHandler.java
old mode 100644 new mode 100755
@@ -13,6 +13,7 @@
import com.genersoft.iot.vmp.service.IDeviceService;
import com.genersoft.iot.vmp.utils.DateUtil;
import gov.nist.javax.sip.message.SIPRequest;
import org.apache.commons.lang3.ObjectUtils;
import org.dom4j.Element;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -33,7 +34,7 @@
public class KeepaliveNotifyMessageHandler extends SIPRequestProcessorParent implements InitializingBean, IMessageHandler {
    private Logger logger = LoggerFactory.getLogger(KeepaliveNotifyMessageHandler.class);
    private final Logger logger = LoggerFactory.getLogger(KeepaliveNotifyMessageHandler.class);
    private final static String cmdType = "Keepalive";
    @Autowired
@@ -60,25 +61,39 @@
            return;
        }
        SIPRequest request = (SIPRequest) evt.getRequest();
        logger.info("[收到心跳] device: {}, callId: {}", device.getDeviceId(), request.getCallIdHeader().getCallId());
        // 回复200 OK
        try {
            responseAck(request, Response.OK);
        } catch (SipException | InvalidArgumentException | ParseException e) {
            logger.error("[命令发送失败] 心跳回复: {}", e.getMessage());
        }
        if (!ObjectUtils.isEmpty(device.getKeepaliveTime()) && DateUtil.getDifferenceForNow(device.getKeepaliveTime()) <= 3000L) {
            logger.info("[收到心跳] 心跳发送过于频繁,已忽略 device: {}, callId: {}", device.getDeviceId(), request.getCallIdHeader().getCallId());
            return;
        }
        RemoteAddressInfo remoteAddressInfo = SipUtils.getRemoteAddressFromRequest(request, userSetting.getSipUseSourceIpAsRemoteAddress());
        if (!device.getIp().equalsIgnoreCase(remoteAddressInfo.getIp()) || device.getPort() != remoteAddressInfo.getPort()) {
            logger.info("[心跳] 设备{}地址变化, 远程地址为: {}:{}", device.getDeviceId(), remoteAddressInfo.getIp(), remoteAddressInfo.getPort());
            logger.info("[收到心跳] 设备{}地址变化, 远程地址为: {}:{}", device.getDeviceId(), remoteAddressInfo.getIp(), remoteAddressInfo.getPort());
            device.setPort(remoteAddressInfo.getPort());
            device.setHostAddress(remoteAddressInfo.getIp().concat(":").concat(String.valueOf(remoteAddressInfo.getPort())));
            device.setIp(remoteAddressInfo.getIp());
            // 设备地址变化会引起目录订阅任务失效,需要重新添加
            if (device.getSubscribeCycleForCatalog() > 0) {
                deviceService.removeCatalogSubscribe(device, result->{
                    deviceService.addCatalogSubscribe(device);
                });
            }
        }
        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());
            if (System.currentTimeMillis()/1000-lastTime > 10) {
                device.setKeepaliveIntervalTime(Long.valueOf(System.currentTimeMillis()/1000-lastTime).intValue());
            }
        }
        device.setKeepaliveTime(DateUtil.getNow());
@@ -101,7 +116,11 @@
    @Override
    public void handForPlatform(RequestEvent evt, ParentPlatform parentPlatform, Element element) {
        // 不会收到上级平台的心跳信息
        // 个别平台保活不回复200OK会判定离线
        try {
            responseAck((SIPRequest) evt.getRequest(), Response.OK);
        } catch (SipException | InvalidArgumentException | ParseException e) {
            logger.error("[命令发送失败] 心跳回复: {}", e.getMessage());
        }
    }
}