From f1d079f9c0b3d384090477ca54e0548373d62b57 Mon Sep 17 00:00:00 2001
From: zhongrj <646384940@qq.com>
Date: Thu, 16 Jan 2025 11:56:39 +0800
Subject: [PATCH] 配置修改
---
src/main/java/com/genersoft/iot/vmp/gb28181/event/SipSubscribe.java | 172 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 172 insertions(+), 0 deletions(-)
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/event/SipSubscribe.java b/src/main/java/com/genersoft/iot/vmp/gb28181/event/SipSubscribe.java
new file mode 100644
index 0000000..e5b995e
--- /dev/null
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/event/SipSubscribe.java
@@ -0,0 +1,172 @@
+package com.genersoft.iot.vmp.gb28181.event;
+
+import com.genersoft.iot.vmp.gb28181.bean.DeviceNotFoundEvent;
+import gov.nist.javax.sip.message.SIPRequest;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.scheduling.annotation.Scheduled;
+import org.springframework.stereotype.Component;
+
+import javax.sip.*;
+import javax.sip.header.CallIdHeader;
+import javax.sip.message.Response;
+import java.text.ParseException;
+import java.time.Instant;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * @author lin
+ */
+@Component
+public class SipSubscribe {
+
+ private final Logger logger = LoggerFactory.getLogger(SipSubscribe.class);
+
+ private Map<String, SipSubscribe.Event> errorSubscribes = new ConcurrentHashMap<>();
+
+ private Map<String, SipSubscribe.Event> okSubscribes = new ConcurrentHashMap<>();
+
+ private Map<String, Instant> okTimeSubscribes = new ConcurrentHashMap<>();
+ private Map<String, Instant> errorTimeSubscribes = new ConcurrentHashMap<>();
+
+ // @Scheduled(cron="*/5 * * * * ?") //每五秒执行一次
+ // @Scheduled(fixedRate= 100 * 60 * 60 )
+ @Scheduled(cron="0 0/5 * * * ?") //每5分钟执行一次
+ public void execute(){
+ logger.info("[定时任务] 清理过期的SIP订阅信息");
+
+ Instant instant = Instant.now().minusMillis(TimeUnit.MINUTES.toMillis(5));
+
+ for (String key : okTimeSubscribes.keySet()) {
+ if (okTimeSubscribes.get(key).isBefore(instant)){
+ okSubscribes.remove(key);
+ okTimeSubscribes.remove(key);
+ }
+ }
+ for (String key : errorTimeSubscribes.keySet()) {
+ if (errorTimeSubscribes.get(key).isBefore(instant)){
+ errorSubscribes.remove(key);
+ errorTimeSubscribes.remove(key);
+ }
+ }
+ logger.debug("okTimeSubscribes.size:{}",okTimeSubscribes.size());
+ logger.debug("okSubscribes.size:{}",okSubscribes.size());
+ logger.debug("errorTimeSubscribes.size:{}",errorTimeSubscribes.size());
+ logger.debug("errorSubscribes.size:{}",errorSubscribes.size());
+ }
+
+ public interface Event { void response(EventResult eventResult) ;
+ }
+
+ /**
+ *
+ */
+ public enum EventResultType{
+ // 超时
+ timeout,
+ // 回复
+ response,
+ // 事务已结束
+ transactionTerminated,
+ // 会话已结束
+ dialogTerminated,
+ // 设备未找到
+ deviceNotFoundEvent
+ }
+
+ public static class EventResult<EventObject>{
+ public int statusCode;
+ public EventResultType type;
+ public String msg;
+ public String callId;
+ public EventObject event;
+
+ public EventResult(EventObject event) {
+ this.event = event;
+ if (event instanceof ResponseEvent) {
+ ResponseEvent responseEvent = (ResponseEvent)event;
+ Response response = responseEvent.getResponse();
+ this.type = EventResultType.response;
+ if (response != null) {
+ this.msg = response.getReasonPhrase();
+ this.statusCode = response.getStatusCode();
+ }
+ this.callId = ((CallIdHeader)response.getHeader(CallIdHeader.NAME)).getCallId();
+
+ }else if (event instanceof TimeoutEvent) {
+ TimeoutEvent timeoutEvent = (TimeoutEvent)event;
+ this.type = EventResultType.timeout;
+ this.msg = "消息超时未回复";
+ this.statusCode = -1024;
+ if (timeoutEvent.isServerTransaction()) {
+ this.callId = ((SIPRequest)timeoutEvent.getServerTransaction().getRequest()).getCallIdHeader().getCallId();
+ }else {
+ this.callId = ((SIPRequest)timeoutEvent.getClientTransaction().getRequest()).getCallIdHeader().getCallId();
+ }
+ }else if (event instanceof TransactionTerminatedEvent) {
+ TransactionTerminatedEvent transactionTerminatedEvent = (TransactionTerminatedEvent)event;
+ this.type = EventResultType.transactionTerminated;
+ this.msg = "事务已结束";
+ this.statusCode = -1024;
+ if (transactionTerminatedEvent.isServerTransaction()) {
+ this.callId = ((SIPRequest)transactionTerminatedEvent.getServerTransaction().getRequest()).getCallIdHeader().getCallId();
+ }else {
+ this.callId = ((SIPRequest)transactionTerminatedEvent.getClientTransaction().getRequest()).getCallIdHeader().getCallId();
+ }
+ }else if (event instanceof DialogTerminatedEvent) {
+ DialogTerminatedEvent dialogTerminatedEvent = (DialogTerminatedEvent)event;
+ this.type = EventResultType.dialogTerminated;
+ this.msg = "会话已结束";
+ this.statusCode = -1024;
+ this.callId = dialogTerminatedEvent.getDialog().getCallId().getCallId();
+ }else if (event instanceof DeviceNotFoundEvent) {
+ this.type = EventResultType.deviceNotFoundEvent;
+ this.msg = "设备未找到";
+ this.statusCode = -1024;
+ this.callId = ((DeviceNotFoundEvent) event).getCallId();
+ }
+ }
+ }
+
+ public void addErrorSubscribe(String key, SipSubscribe.Event event) {
+ errorSubscribes.put(key, event);
+ errorTimeSubscribes.put(key, Instant.now());
+ }
+
+ public void addOkSubscribe(String key, SipSubscribe.Event event) {
+ okSubscribes.put(key, event);
+ okTimeSubscribes.put(key, Instant.now());
+ }
+
+ public SipSubscribe.Event getErrorSubscribe(String key) {
+ return errorSubscribes.get(key);
+ }
+
+ public void removeErrorSubscribe(String key) {
+ if(key == null){
+ return;
+ }
+ errorSubscribes.remove(key);
+ errorTimeSubscribes.remove(key);
+ }
+
+ public SipSubscribe.Event getOkSubscribe(String key) {
+ return okSubscribes.get(key);
+ }
+
+ public void removeOkSubscribe(String key) {
+ if(key == null){
+ return;
+ }
+ okSubscribes.remove(key);
+ okTimeSubscribes.remove(key);
+ }
+ public int getErrorSubscribesSize(){
+ return errorSubscribes.size();
+ }
+ public int getOkSubscribesSize(){
+ return okSubscribes.size();
+ }
+}
--
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