fix: 一次API调用创建一个session，导致内存泄漏

backend/src/main/java/io/metersphere/commons/utils/ShiroUtils.java

@@ -1,7 +1,10 @@
 package io.metersphere.commons.utils;
 
+import io.metersphere.security.CustomSessionIdGenerator;
+import io.metersphere.security.CustomSessionManager;
 import org.apache.shiro.cache.CacheManager;
 import org.apache.shiro.session.mgt.SessionManager;
+import org.apache.shiro.session.mgt.eis.AbstractSessionDAO;
 import org.apache.shiro.web.servlet.Cookie;
 import org.apache.shiro.web.servlet.SimpleCookie;
 import org.apache.shiro.web.session.mgt.DefaultWebSessionManager;
@@ -78,13 +81,15 @@ public class ShiroUtils {
     }
 
     public static SessionManager getSessionManager(Long sessionTimeout, CacheManager cacheManager){
-        DefaultWebSessionManager sessionManager = new DefaultWebSessionManager();
+        DefaultWebSessionManager sessionManager = new CustomSessionManager();
         sessionManager.setSessionIdUrlRewritingEnabled(false);
         sessionManager.setDeleteInvalidSessions(true);
         sessionManager.setSessionValidationSchedulerEnabled(true);
         sessionManager.setSessionIdCookie(ShiroUtils.getSessionIdCookie());
         sessionManager.setGlobalSessionTimeout(sessionTimeout * 1000);// 超时时间ms
         sessionManager.setCacheManager(cacheManager);
+        AbstractSessionDAO sessionDAO = (AbstractSessionDAO) sessionManager.getSessionDAO();
+        sessionDAO.setSessionIdGenerator(new CustomSessionIdGenerator());
 
         //sessionManager.setSessionIdCookieEnabled(true);
         return sessionManager;

backend/src/main/java/io/metersphere/security/ApiKeyFilter.java

@@ -28,6 +28,12 @@ public class ApiKeyFilter extends AnonymousFilter {
                 if (ApiKeyHandler.isApiKeyCall(WebUtils.toHttp(request))) {
                     String userId = ApiKeyHandler.getUser(WebUtils.toHttp(request));
                     SecurityUtils.getSubject().login(new MsUserToken(userId, ApiKeySessionHandler.random, "LOCAL"));
+                } else {
+                    String id = (String) SecurityUtils.getSubject().getSession().getId();
+                    // 防止调用时使用 ak 作为 cookie 跳过登入逻辑
+                    if (id.length() < 20) {
+                        SecurityUtils.getSubject().logout();
+                    }
                 }
             }
 

backend/src/main/java/io/metersphere/security/CustomSessionIdGenerator.java

@@ -0,0 +1,19 @@
+package io.metersphere.security;
+
+import org.apache.commons.lang3.StringUtils;
+import org.apache.shiro.session.Session;
+import org.apache.shiro.session.mgt.eis.SessionIdGenerator;
+
+import java.io.Serializable;
+import java.util.UUID;
+
+public class CustomSessionIdGenerator implements SessionIdGenerator {
+    @Override
+    public Serializable generateId(Session session) {
+        String threadSessionId = CustomSessionManager.threadSessionId.get();
+        if (StringUtils.isNotBlank(threadSessionId)) {
+            return threadSessionId;
+        }
+        return UUID.randomUUID().toString();
+    }
+}

backend/src/main/java/io/metersphere/security/CustomSessionManager.java

@@ -0,0 +1,31 @@
+package io.metersphere.security;
+
+import org.apache.shiro.web.session.mgt.DefaultWebSessionManager;
+import org.apache.shiro.web.util.WebUtils;
+
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import javax.servlet.http.HttpServletRequest;
+import java.io.Serializable;
+
+public class CustomSessionManager extends DefaultWebSessionManager {
+
+    static final ThreadLocal<String> threadSessionId = new ThreadLocal<>();
+
+    @Override
+    protected Serializable getSessionId(ServletRequest request, ServletResponse response) {
+        String id = null;
+        HttpServletRequest httpRequest = WebUtils.toHttp(request);
+        if (ApiKeyHandler.isApiKeyCall(httpRequest)) {
+            // API调用同一个ak使用同一个session，避免调用频繁，导致session过多，内存泄漏
+            id = httpRequest.getHeader(ApiKeyHandler.API_ACCESS_KEY);
+            setSessionIdCookieEnabled(false);
+            threadSessionId.set(id);
+            return id;
+        }
+        // 线程池中线程可能会复用，非api删除
+        threadSessionId.remove();
+        setSessionIdCookieEnabled(true);
+        return super.getSessionId(request, response);
+    }
+}