(二)spring.mvc spring security3

1<http pattern="/static/css/**" security="none" />

用来配置不需要ss拦截的url

2 <http use-expressions="true" entry-point-ref="authenticationProcessingFilterEntryPoint"
access-denied-page="/error/403.jsp">

这个可以代替默认的login，自己实现登陆验证，并且做一些自己爱做的事，比如保存一些信息到session等

3 <custom-filter ref="loginFilter" position="FORM_LOGIN_FILTER" />

自定义登陆filter

4 
<beans:bean id="loginFilter" class="com.cn.sh.framework.security.MyUsernamePasswordAuthenticationFilter">

MyUsernamePasswordAuthenticationFilter是验证用户名和密码的自我实现，目前demo没有实现登陆验证码功能

  1 package com.cn.sh.framework.security;
  2 
  3 import javax.servlet.http.HttpServletRequest;
  4 import javax.servlet.http.HttpServletResponse;
  5 import javax.servlet.http.HttpSession;
  6 
  7 import org.springframework.beans.factory.annotation.Autowired;
  8 import org.springframework.security.authentication.AuthenticationServiceException;
  9 import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
 10 import org.springframework.security.core.Authentication;
 11 import org.springframework.security.core.AuthenticationException;
 12 import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;
 13 
 14 import com.cn.sh.framework.util.MyWebsiteResource;
 15 import com.cn.sh.mywebsite.auth.dao.UserDao;
 16 import com.cn.sh.mywebsite.auth.domain.MyUser;
 17 
 18 public class MyUsernamePasswordAuthenticationFilter extends UsernamePasswordAuthenticationFilter {
 19     
 20     public static final String VALIDATE_CODE = "validateCode";  
 21     public static final String USERNAME = "j_username";  
 22     public static final String PASSWORD = "j_password";  
 23       
 24     @Autowired
 25     private UserDao usersDao;  
 26 
 27   
 28     @Override  
 29     public Authentication attemptAuthentication(HttpServletRequest request, HttpServletResponse response) throws AuthenticationException {  
 30         if (!request.getMethod().equals("POST")) {  
 31             throw new AuthenticationServiceException("Authentication method not supported: " + request.getMethod());  
 32         }  
 33         // 0 TODO 检测验证码部分  
 34         //checkValidateCode(request);  
 35           
 36         // 1 get parameter(name,password)
 37         String username = obtainUsername(request);  
 38         String password = obtainPassword(request);  
 39         
 40         System.out.println("username="+username + " " + "password="+password);
 41           
 42         //验证用户账号与密码是否对应  
 43         username = username.trim();  
 44           
 45         // 2 get user entity
 46         MyUser users = this.usersDao.getUserByName(username);
 47           
 48         //3 error or set user entity to session
 49         if (users == null || !users.getPassword().equals(password)) {
 50             request.getSession().setAttribute("msg", MyWebsiteResource.CURRENT_USER_NAMEORPASSWORD_ERROR);
 51             throw new AuthenticationServiceException("用户名或者密码错误！");
 52         } else {
 53             request.getSession().setAttribute(MyWebsiteResource.CURRENT_USER_INFO, users);
 54         }
 55         
 56         System.out.println("user is not null");
 57           
 58         //4 set detail
 59         UsernamePasswordAuthenticationToken authRequest = new UsernamePasswordAuthenticationToken(username, password);  
 60         setDetails(request, authRequest);  
 61           
 62         return this.getAuthenticationManager().authenticate(authRequest);  
 63     }  
 64       
 65     protected void checkValidateCode(HttpServletRequest request) {   
 66         
 67 //        HttpSession session = request.getSession();  
 68           
 69 //        String sessionValidateCode = obtainSessionValidateCode(session);   
 70 //        //让上一次的验证码失效  
 71 //        session.setAttribute(VALIDATE_CODE, null);  
 72 //        String validateCodeParameter = obtainValidateCodeParameter(request);    
 73 //        if (StringUtil.isEmpty(validateCodeParameter) 
 74 //                || !sessionValidateCode.equalsIgnoreCase(validateCodeParameter)) {    
 75 //            throw new AuthenticationServiceException("验证码错误！");    
 76 //        }    
 77     }  
 78       
 79 //    private String obtainValidateCodeParameter(HttpServletRequest request) {  
 80 //        Object obj = request.getParameter(VALIDATE_CODE);  
 81 //        return null == obj ? "" : obj.toString();  
 82 //    }  
 83   
 84     protected String obtainSessionValidateCode(HttpSession session) {  
 85         Object obj = session.getAttribute(VALIDATE_CODE);  
 86         return null == obj ? "" : obj.toString();  
 87     }  
 88   
 89     @Override  
 90     protected String obtainUsername(HttpServletRequest request) {  
 91         Object obj = request.getParameter(USERNAME);  
 92         return null == obj ? "" : obj.toString();  
 93     }  
 94   
 95     @Override  
 96     protected String obtainPassword(HttpServletRequest request) {  
 97         Object obj = request.getParameter(PASSWORD);  
 98         return null == obj ? "" : obj.toString();  
 99     }  
100 }

View Code

     <beans:property name="filterProcessesUrl" value="/j_spring_security_check"></beans:property>
     <beans:property name="authenticationSuccessHandler" ref="loginLogAuthenticationSuccessHandler"></beans:property>
     <beans:property name="authenticationFailureHandler" ref="simpleUrlAuthenticationFailureHandler"></beans:property>
     <beans:property name="authenticationManager" ref="myAuthenticationManager"></beans:property>
</beans:bean>
<beans:bean id="loginLogAuthenticationSuccessHandler" class="org.springframework.security.web.authentication.SavedRequestAwareAuthenticationSuccessHandler">
     <beans:property name="defaultTargetUrl" value="/auth/index.do"></beans:property>

登陆成功后的action

</beans:bean>
<beans:bean id="simpleUrlAuthenticationFailureHandler" class="org.springframework.security.web.authentication.SimpleUrlAuthenticationFailureHandler">
<beans:property name="defaultFailureUrl" value="/default.jsp"></beans:property>

default.jsp设计web-inf外的文件，它会重定向到web-inf内部，这个应该都明白什么意思。

 1 <%@ page language="java" contentType="text/html; charset=UTF-8"
 2     pageEncoding="UTF-8"%>
 3 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 4 <html>
 5 <head>
 6 </head>
 7 <body>
 8     <%
 9         response.sendRedirect(request.getContextPath() + "/auth/prelogin.do");
10     %>
11 </body>
12 </html>

View Code

</beans:bean>
<beans:bean id="authenticationProcessingFilterEntryPoint" class="org.springframework.security.web.authentication.LoginUrlAuthenticationEntryPoint">
     <beans:property name="loginFormUrl" value="/auth/login.do" />
     <beans:property name="forceHttps" value="false" />
</beans:bean>

<custom-filter ref="filterSecurityInterceptor" before="FILTER_SECURITY_INTERCEPTOR" />

这个是根据数据数据验证登陆用户的角色和url权限

<beans:bean id="filterSecurityInterceptor" class="org.springframework.security.web.access.intercept.FilterSecurityInterceptor" autowire="byType">

<beans:property name="authenticationManager" ref="myAuthenticationManager" />

<beans:property name="accessDecisionManager" ref="myAccessDecisionManager" />

<beans:property name="securityMetadataSource" ref="filterInvocationSecurityMetadataSource" />

</beans:bean>

<beans:bean id="filterInvocationSecurityMetadataSource" class="com.cn.sh.framework.security.JdbcFilterInvocationDefinitionSourceFactoryBean">

 1 package com.cn.sh.framework.security;
 2 
 3 import java.util.Collection;
 4 import java.util.LinkedHashMap;
 5 import java.util.List;
 6 import java.util.Map;
 7 
 8 import com.cn.sh.framework.resource.ResourceMapping;
 9 import com.cn.sh.mywebsite.res.domain.*;
10 import org.springframework.beans.factory.FactoryBean;
11 import org.springframework.jdbc.core.support.JdbcDaoSupport;
12 import org.springframework.security.access.ConfigAttribute;
13 import org.springframework.security.access.ConfigAttributeEditor;
14 import org.springframework.security.web.access.intercept.DefaultFilterInvocationSecurityMetadataSource;
15 import org.springframework.security.web.access.intercept.FilterInvocationSecurityMetadataSource;
16 import org.springframework.security.web.util.AntPathRequestMatcher;
17 import org.springframework.security.web.util.RequestMatcher;
18 
19 public class JdbcFilterInvocationDefinitionSourceFactoryBean extends JdbcDaoSupport implements FactoryBean {
20     
21     private String resourceQuery;
22 
23     public boolean isSingleton() {
24         return true;
25     }
26 
27     public Class getObjectType() {
28         return FilterInvocationSecurityMetadataSource.class;
29     }
30 
31     public Object getObject() {
32         return new DefaultFilterInvocationSecurityMetadataSource(this.buildRequestMap());
33     }
34    
35     protected Map<String, String> findResources() {
36         
37         // get resources from DB
38         ResourceMapping resourceMapping = new ResourceMapping(getDataSource(), resourceQuery);
39 
40         Map<String, String> resourceMap = new LinkedHashMap<String, String>();
41 
42         // format resources
43         for (Resource resource : (List<Resource>) resourceMapping.execute()) {
44             
45             String url = resource.getUrl();
46             String role = resource.getRole();
47 
48             if (resourceMap.containsKey(url)) {
49                 String value = resourceMap.get(url);
50                 resourceMap.put(url, value + "," + role);
51             } else {
52                 resourceMap.put(url, role);
53             }
54         }
55 
56         return resourceMap;
57     }
58 
59     protected LinkedHashMap<RequestMatcher, Collection<ConfigAttribute>> buildRequestMap() {
60         
61         LinkedHashMap<RequestMatcher, Collection<ConfigAttribute>> requestMap = null;
62         requestMap = new LinkedHashMap<RequestMatcher, Collection<ConfigAttribute>>();
63 
64         ConfigAttributeEditor editor = new ConfigAttributeEditor();
65 
66         // get resource
67         Map<String, String> resourceMap = this.findResources();
68 
69         for (Map.Entry<String, String> entry : resourceMap.entrySet()) {
70             
71             String key = entry.getKey();
72             
73             editor.setAsText(entry.getValue());
74             //System.out.println(key + "|" + entry.getValue() + "|"+ editor.getAsText());
75            
76             AntPathRequestMatcher obj = new AntPathRequestMatcher(key);
77             
78             Collection<ConfigAttribute> c = (Collection<ConfigAttribute>) editor.getValue();
79             
80              requestMap.put(obj, c);
81         }
82 
83         return requestMap;
84     }
85 
86     public void setResourceQuery(String resourceQuery) {
87         this.resourceQuery = resourceQuery;
88     }
89 }

View Code

<beans:property name="dataSource" ref="dataSource"/>

数据库地址

<beans:property name="resourceQuery" value="select re.res_string,r.name from role r join resc_role rr on r.id=rr.role_id join resc re on re.id=rr.resc_id order by re.priority,res_string"/>

角色权限关系sql

</beans:bean>

<authentication-manager alias="myAuthenticationManager">

<authentication-provider user-service-ref="myUserDetailServiceImpl"/>

构造UserDetails信息

 1 package com.cn.sh.framework.security;
 2 
 3 import java.util.ArrayList;
 4 import java.util.Collection;
 5 import java.util.HashSet;
 6 import java.util.List;
 7 import java.util.Set;
 8 
 9 import org.springframework.beans.factory.annotation.Autowired;
10 import org.springframework.security.core.GrantedAuthority;
11 import org.springframework.security.core.authority.GrantedAuthorityImpl;
12 import org.springframework.security.core.userdetails.User;
13 import org.springframework.security.core.userdetails.UserDetails;
14 import org.springframework.security.core.userdetails.UserDetailsService;

15 import org.springframework.security.core.userdetails.UsernameNotFoundException;
16 
17 import com.cn.sh.mywebsite.auth.dao.UserDao;
18 import com.cn.sh.mywebsite.auth.domain.MyUser;
19 import com.cn.sh.mywebsite.authority.dao.AuthorityDao;
20 import com.cn.sh.mywebsite.res.domain.Resource;
21 import com.cn.sh.mywebsite.role.domain.Roles;
22 
23 @SuppressWarnings("deprecation")
24 public class MyUserDetailServiceImpl implements UserDetailsService {
25     
26     @Autowired
27     private UserDao usersDao;
28     @Autowired
29     private AuthorityDao aAuthorityDao ;
30     
31     //登录验证
32     public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
33         
34         MyUser users = this.usersDao.getUserByName(username);
35         
36         Collection<GrantedAuthority> grantedAuths = obtionGrantedAuthorities(users);
37         System.out.println("username is " + username + "|" + grantedAuths.size());
38         
39         boolean enables = true;
40         boolean accountNonExpired = true;
41         boolean credentialsNonExpired = true;
42         boolean accountNonLocked = true;
43 
44         User userdetail = new User(users.getUsername(), users.getPassword(),
45                                 enables, accountNonExpired, credentialsNonExpired,
46                                 accountNonLocked, grantedAuths);
47         
48         return userdetail;
49     }
50     
51     private Set<GrantedAuthority> obtionGrantedAuthorities(MyUser user) {
52         Set<GrantedAuthority> authSet = new HashSet<GrantedAuthority>();
53         List<Resource> resources = new ArrayList<Resource>();
54         Set<Roles> roles =  aAuthorityDao.getAuthoritiesByUserId(user.getId());
55         
56         if (roles != null) {
57             System.out.println("user.getId()="+user.getId() + "roles.size="+roles.size());
58             for (Roles role : roles) {
59                 Set<Resource> tempRes = aAuthorityDao.getResoucesByRoleId(role.getId());
60 
61                 if (tempRes != null){
62                     System.out.println("tempRes.size="+tempRes.size());
63                     for (Resource res : tempRes) {
64                         //System.out.println(res.getName() + "|" + res.getId() + "|" + res.getRole() + "|" + res.getUrl());
65                         resources.add(res);
66                     }
67                 }
68             }
69             
70             for (Resource res : resources) {
71                 authSet.add(new GrantedAuthorityImpl(res.getRole()));
72             }
73         }
74 
75         return authSet;
76     }
77 }

View Code

</authentication-manager>

<beans:bean id="myAccessDecisionManager" class="com.cn.sh.framework.security.MyAccessDecisionManager"/>

验证url需要的角色权限和登陆者是否满足

 1 package com.cn.sh.framework.security;
 2 
 3 import java.util.Collection;
 4 import java.util.Iterator;
 5 import org.springframework.security.access.AccessDecisionManager;
 6 import org.springframework.security.access.AccessDeniedException;
 7 import org.springframework.security.access.ConfigAttribute;
 8 import org.springframework.security.authentication.InsufficientAuthenticationException;
 9 import org.springframework.security.core.Authentication;
10 import org.springframework.security.core.GrantedAuthority;
11 
12 public class MyAccessDecisionManager implements AccessDecisionManager {
13 
14     public void decide(Authentication authentication, Object url, Collection<ConfigAttribute> configAttributes)
15             throws AccessDeniedException, InsufficientAuthenticationException {
16         
17         if(url!=null){
18             System.out.println("url="+url);
19         }
20         
21         if(configAttributes == null) {
22             System.out.println("configAttributes == null");
23             return;
24         }
25 
26         Iterator<ConfigAttribute> iterator = configAttributes.iterator();
27         
28         while(iterator.hasNext()) {
29             ConfigAttribute configAttribute = iterator.next();
30             String needPermission = configAttribute.getAttribute();
31             //System.out.println("needPermission is " + needPermission + " Authorities="+authentication.getAuthorities().size());
32             for(GrantedAuthority ga : authentication.getAuthorities()) {
33                 //System.out.println("ga.getAuthority="+ga.getAuthority());
34                 if(needPermission.equals(ga.getAuthority())) {
35                     //System.out.println("needPermission==ga.getAuthority");
36                     return;
37                 }
38             }
39         }
40         
41         System.out.println("没有权限访问");
42         throw new AccessDeniedException(" 没有权限访问！");
43     }
44 
45     public boolean supports(ConfigAttribute arg0) {
46         return true;
47     }
48 
49     public boolean supports(Class<?> arg0) {
50         return true;
51     }
52 }

View Code

<beans:bean id="myUserDetailServiceImpl" class="com.cn.sh.framework.security.MyUserDetailServiceImpl"/>

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使用js资源文件

posted on 2013-05-24 12:16 HiCC 阅读(610) 评论(0) 编辑收藏举报