我在我的应用程序中使用spring security，我拦截了一些用于身份验证的URL。虽然URL ＆＃34; / securedMapping1＆＃34; 提示用户通过显示登录页面进行登录，但登录不起作用。即使我提供了正确的凭据，我也会回到登录页面，其中包含＆＃34;凭据错误＆＃34;错误通过调用失败身份验证的URL，即 authentication-failure-url =＆＃34; / login？error = true＆＃34; 每次调用，无论正确/错误凭据如何。任何人都可以帮我弄清楚什么是错的？以下是重要文件的代码：
Web.xml中
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://java.sun.com/xml/ns/javaee"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
id="WebApp_ID" version="3.0">
<servlet>
<servlet-name>spring-sec</servlet-name>
<servlet-class>
org.springframework.web.servlet.DispatcherServlet
</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>spring-sec</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
<filter>
<filter-name>springSecurityFilterChain</filter-name>
<filter-class>org.springframework.web.filter.DelegatingFilterProxy</filter-class>
</filter>
<filter-mapping>
<filter-name>springSecurityFilterChain</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/spring-sec-servlet.xml</param-value>
</context-param>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
</web-app>
弹簧仲丁基servlet.xml中
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:p="http://www.springframework.org/schema/p"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xmlns:security="http://www.springframework.org/schema/security"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-4.1.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.1.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-4.1.xsd
http://www.springframework.org/schema/security
http://www.springframework.org/schema/security/spring-security-4.0.xsd">
<context:component-scan base-package="com.mir.*" />
<context:annotation-config />
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix"><value>/WEB-INF/pages/</value></property>
<property name="suffix"><value>.jsp</value></property>
</bean>
<security:http auto-config="true" use-expressions="true">
<security:intercept-url pattern="/securedMapping1" access="hasRole('ROLE_ADMIN')"/>
<security:intercept-url pattern="/" access="permitAll" />
<security:intercept-url pattern="/hello" access="permitAll" />
<security:form-login login-page="/login"
login-processing-url="/j_spring_security_check"
default-target-url="/dashboard"
authentication-failure-url="/login?error=true"/>
<security:logout logout-success-url="/logout" />
</security:http>
<security:authentication-manager>
<security:authentication-provider>
<security:user-service>
<security:user name="admin" password="test123" authorities="ROLE_ADMIN" />
</security:user-service>
</security:authentication-provider>
</security:authentication-manager>
</beans>
MyAppController.java
@Controller
public class MyAppController {
public MyAppController() {
System.out.println("Constructor...");
}
@RequestMapping("/hello")
public String hello(Model model) {
model.addAttribute("greeting", "Hello Guest");
return "helloworld";
}
@RequestMapping("/securedMapping1")
public String method1(Model model) {
model.addAttribute("greeting", "Hello "+getPrincipal()+ ", --> Accessed via secured URL.");
return "helloworld";
}
@RequestMapping("/dashboard")
public String method2(Model model) {
model.addAttribute("greeting", "Hello --- DEFAULT TARGET URL ---");
return "helloworld";
}
@RequestMapping("/login")
public String method3(Model model) {
System.out.println(" Going to display Login page...");
return "login";
}
// Logout page
@RequestMapping(value="/logout", method = RequestMethod.GET)
public String logout(ModelMap model) {
return "login";
}
}
的login.jsp
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Spring4Sec MVC</title>
</head>
<body>
<h1>Login</h1>
<c:if test="${not empty param.error}">
<font color="red">
Login Error <br/>
Reason: "${sessionScope["SPRING_SECURITY_LAST_EXCEPTION"].message}" <br/>
User: <c:out value="${SPRING_SECURITY_LAST_USERNAME}"/>
</font>
</c:if>
<form action="<c:url value="/j_spring_security_check"/>" method="post">
<input type="hidden" name="${_csrf.parameterName}" value="${_csrf.token}"/>
user: <input type="text" name="j_username"/>
password: <input type="password" name="j_password"/>
<input type="submit" value="Login">
</form>
</body>
</html>
的helloWorld.jsp
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Spring4Sec MVC</title>
</head>
<body>
<h1>${greeting}</h1>
<a href="<c:url value="/securedMapping1" />">Secure</a>
</body>
</html>
答案 0 :(得分：1)
- password-parameter 包含密码的请求参数的名称。默认为“密码”。
- username-parameter 包含用户名的请求参数的名称。默认为“用户名”。