我在一个长期运行的应用程序中使用Apache Shiro 1.2.0,该应用程序从队列中读取消息并采取措施.所采取的操作需要一个Shiro身份验证会话,因此我实现了一个"ActAsAuthenticationToken"和自定义凭据匹配器,它允许我们只使用用户名登录.我正在使用DefaultSecurityManager,只有我的自定义领域和主题工厂注入.其他一切都应该是默认的.
在配置的时候,一切都运行良好一段时间,但是由于应用程序运行了很长时间(不是很长 - 就像一整天),每当我做任何需要会话的事情时,我就开始得到这个堆栈跟踪:
Caused by: org.apache.shiro.session.UnknownSessionException: There is no session with id [f5b7c3bf-2c53-40e9-a707-37f4265970aa]
at org.apache.shiro.session.mgt.eis.AbstractSessionDAO.readSession(AbstractSessionDAO.java:170)
at org.apache.shiro.session.mgt.DefaultSessionManager.retrieveSessionFromDataSource(DefaultSessionManager.java:236)
at org.apache.shiro.session.mgt.DefaultSessionManager.retrieveSession(DefaultSessionManager.java:222)
at org.apache.shiro.session.mgt.AbstractValidatingSessionManager.doGetSession(AbstractValidatingSessionManager.java:118)
at org.apache.shiro.session.mgt.AbstractNativeSessionManager.lookupSession(AbstractNativeSessionManager.java:105)
at org.apache.shiro.session.mgt.AbstractNativeSessionManager.lookupRequiredSession(AbstractNativeSessionManager.java:109)
at org.apache.shiro.session.mgt.AbstractNativeSessionManager.getAttribute(AbstractNativeSessionManager.java:206)
at org.apache.shiro.session.mgt.DelegatingSession.getAttribute(DelegatingSession.java:141)
at org.apache.shiro.session.ProxiedSession.getAttribute(ProxiedSession.java:121)
at org.apache.shiro.session.ProxiedSession.getAttribute(ProxiedSession.java:121)
at org.apache.shiro.session.ProxiedSession.getAttribute(ProxiedSession.java:121)
at com.factorlab.security.FactorlabDelegatingSubject.getUser(FactorlabDelegatingSubject.java:34)
at com.factorlab.security.FactorlabDelegatingSubject.getUser(FactorlabDelegatingSubject.java:10)
at com.factorlab.persistence.AbstractEntityDao.getCurrentUser(AbstractEntityDao.java:227)
at com.factorlab.persistence.AbstractEntityDao.fireEvent(AbstractEntityDao.java:215)
at com.factorlab.persistence.AbstractEntityDao.saveOrUpdate(AbstractEntityDao.java:190)
at com.factorlab.persistence.AbstractEntityDao.saveOrUpdate(AbstractEntityDao.java:177)
at com.factorlab.persistence.AbstractEntityDao.saveOrUpdate(AbstractEntityDao.java:38)
at sun.reflect.GeneratedMethodAccessor106.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:616)
at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:318)
at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:196)
at $Proxy72.saveOrUpdate(Unknown Source)
at com.factorlab.observations.sales.OpportunityScoreUpdateServiceImpl.receiveOpportunityEvent(OpportunityScoreUpdateServiceImpl.java:83)
at sun.reflect.GeneratedMethodAccessor103.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:616)
at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:318)
at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
at $Proxy76.receiveOpportunityEvent(Unknown Source)
at sun.reflect.GeneratedMethodAccessor102.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:616)
at org.springframework.expression.spel.support.ReflectiveMethodExecutor.execute(ReflectiveMethodExecutor.java:69)
at org.springframework.expression.spel.ast.MethodReference.getValueInternal(MethodReference.java:84)
at org.springframework.expression.spel.ast.CompoundExpression.getValueInternal(CompoundExpression.java:57)
at org.springframework.expression.spel.ast.SpelNodeImpl.getTypedValue(SpelNodeImpl.java:102)
at org.springframework.expression.spel.standard.SpelExpression.getValue(SpelExpression.java:102)
at org.springframework.integration.util.AbstractExpressionEvaluator.evaluateExpression(AbstractExpressionEvaluator.java:126)
at org.springframework.integration.util.MessagingMethodInvokerHelper.processInternal(MessagingMethodInvokerHelper.java:227)
at org.springframework.integration.util.MessagingMethodInvokerHelper.process(MessagingMethodInvokerHelper.java:127)
at org.springframework.integration.handler.MethodInvokingMessageProcessor.processMessage(MethodInvokingMessageProcessor.java:73)
... 49 more
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真正奇怪的部分(据我所知)是我成功登录(或至少表明我在收到错误之前已经过身份验证:
@Transactional(propagation = Propagation.REQUIRED, isolation = Isolation.REPEATABLE_READ)
@Trace(dispatcher = true)
public void receiveOpportunityEvent(EntityEvent<Opportunity> event) {
sessionFactory.getCurrentSession().refresh(event.getEntity());
log.info("OpportunityScoreUpdateService receiveOpportunityEvent: " + event);
//
//
// Here we see that we are either authenticated or we log in successfully
//
//
if (!securityUtils.getSubject().isAuthenticated()) {
try {
securityUtils.getFactorlabSubject().login(new ActAsAuthenticationToken(event.getEventUsername()));
} catch (RuntimeException e) {
log.error("Could not log in user " + event.getEventUsername() + ": " + e.getMessage(), e);
return;
}
}
if (event.getEntity() instanceof ObservedOpportunity) {
ObservedOpportunity opportunity = (ObservedOpportunity) event.getEntity();
opportunity = (ObservedOpportunity) opportunityDao.getById(opportunity.getId(), SkippedCheck.PERMISSION, SkippedCheck.DELETED);
if (!opportunity.isDeleted()) {
List<Stage> stages = stageDao.getAllByZone(opportunity.getZone(), SkippedCheck.PERMISSION);
Map<Stage, Double> originalScoresByStage = new HashMap<Stage, Double>();
Map<Stage, Double> newScoresByStage = new HashMap<Stage, Double>();
final Double originalTotal = opportunity.getTotalScore();
for (Stage stage : stages) {
originalScoresByStage.put(stage, opportunity.getScoreByStage(stage));
double score = calculator.getScoreForOpportunityAndStage(opportunity, stage);
opportunity.setScoreByStage(stage, score);
newScoresByStage.put(stage, opportunity.getScoreByStage(stage));
}
final double newTotalScore = calculator.getTotalScoreForOpportunity(opportunity);
opportunity.setTheTotalScore(newTotalScore);
final boolean scoreChanged = originalTotal == null ||
Math.round(originalTotal) != Math.round(newTotalScore) ||
checkStageScoresChanged(originalScoresByStage, newScoresByStage);
if (scoreChanged) {
opportunity.setScoreCalculated(new Date());
//
//
// Here is where we get the exception
//
//
opportunityDao.saveOrUpdate(opportunity, SkippedCheck.PERMISSION);
} else {
opportunityDao.refresh(opportunity);
}
}
}
}
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可能导致此异常的原因是什么?
我收到此错误,发现在调用subject.login(credentials)修复它之前完全破坏了任何现有的会话.
// Login the user
private Subject loginUser()
{
ensureUserIsLoggedOut();
Subject subject = SecurityUtils.getSubject();
subject.login(credentials);
}
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而支持程序是:
// Logout the user fully before continuing.
private void ensureUserIsLoggedOut()
{
try
{
// Get the user if one is logged in.
Subject currentUser = SecurityUtils.getSubject();
if (currentUser == null)
return;
// Log the user out and kill their session if possible.
currentUser.logout();
Session session = currentUser.getSession(false);
if (session == null)
return;
session.stop();
}
catch (Exception e)
{
// Ignore all errors, as we're trying to silently
// log the user out.
}
}
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