shiro-helloworld

Posted 2020-11-07 孔乙己的茴香豆

1.目录结构

2.log4j.properties

#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.
#
log4j.rootLogger=INFO, stdout

log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%d %p [%c] - %m %n

# General Apache libraries
log4j.logger.org.apache=WARN

# Spring
log4j.logger.org.springframework=WARN

# Default Shiro logging
log4j.logger.org.apache.shiro=TRACE

# Disable verbose logging
log4j.logger.org.apache.shiro.util.ThreadContext=WARN
log4j.logger.org.apache.shiro.cache.ehcache.EhCache=WARN

3.shiro.ini

#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.
#
# =============================================================================
# Quickstart INI Realm configuration
#
# For those that might not understand the references in this file, the
# definitions are all based on the classic Mel Brooks\' film "Spaceballs". ;)
# =============================================================================

# -----------------------------------------------------------------------------
# Users and their assigned roles
#
# Each line conforms to the format defined in the
# org.apache.shiro.realm.text.TextConfigurationRealm#setUserDefinitions JavaDoc
# -----------------------------------------------------------------------------
[users]
# user \'root\' with password \'secret\' and the \'admin\' role
root = secret, admin
# user \'guest\' with the password \'guest\' and the \'guest\' role
guest = guest, guest
# user \'presidentskroob\' with password \'12345\' ("That\'s the same combination on
# my luggage!!!" ;)), and role \'president\'
presidentskroob = 12345, president
# user \'darkhelmet\' with password \'ludicrousspeed\' and roles \'darklord\' and \'schwartz\'
darkhelmet = ludicrousspeed, darklord, schwartz
# user \'lonestarr\' with password \'vespa\' and roles \'goodguy\' and \'schwartz\'
lonestarr = vespa, goodguy, schwartz

# -----------------------------------------------------------------------------
# Roles with assigned permissions
# 
# Each line conforms to the format defined in the
# org.apache.shiro.realm.text.TextConfigurationRealm#setRoleDefinitions JavaDoc
# -----------------------------------------------------------------------------
[roles]
# \'admin\' role has all permissions, indicated by the wildcard \'*\'
admin = *
# The \'schwartz\' role can do anything (*) with any lightsaber:
schwartz = lightsaber:*
# The \'goodguy\' role is allowed to \'delete\' (action) the user (type) with
# license plate \'zhangsan\' (instance specific id)
goodguy = user:delete:zhangsan

4.Quickstart.java

package com.hxlz.helloworld;

import org.apache.shiro.SecurityUtils;
import org.apache.shiro.authc.*;
import org.apache.shiro.config.IniSecurityManagerFactory;
import org.apache.shiro.mgt.SecurityManager;
import org.apache.shiro.session.Session;
import org.apache.shiro.subject.Subject;
import org.apache.shiro.util.Factory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class Quickstart {

    private static final transient Logger log = LoggerFactory.getLogger(Quickstart.class);


    public static void main(String[] args) {

        Factory<SecurityManager> factory = new IniSecurityManagerFactory("classpath:shiro.ini");
        SecurityManager securityManager = factory.getInstance();

        SecurityUtils.setSecurityManager(securityManager);

        // 获取当前的 Subject. 调用 SecurityUtils.getSubject();
        Subject currentUser = SecurityUtils.getSubject();

        // 测试使用 Session
        // 获取 Session: Subject#getSession()
        Session session = currentUser.getSession();
        session.setAttribute("someKey", "aValue");
        String value = (String) session.getAttribute("someKey");
        if (value.equals("aValue")) {
            log.info("---> Retrieved the correct value! [" + value + "]");
        }

        // 测试当前的用户是否已经被认证. 即是否已经登录.
        // 调动 Subject 的 isAuthenticated()
        if (!currentUser.isAuthenticated()) {
            // 把用户名和密码封装为 UsernamePasswordToken 对象
            UsernamePasswordToken token = new UsernamePasswordToken("lonestarr", "vespa");
            // rememberme
            token.setRememberMe(true);
            try {
                // 执行登录.
                currentUser.login(token);
                log.info("----> 该用户已登录！");
            }
            // 若没有指定的账户, 则 shiro 将会抛出 UnknownAccountException 异常.
            catch (UnknownAccountException uae) {
                log.info("----> There is no user with username of " + token.getPrincipal());
                return;
            }
            // 若账户存在, 但密码不匹配, 则 shiro 会抛出 IncorrectCredentialsException 异常。
            catch (IncorrectCredentialsException ice) {
                log.info("----> Password for account " + token.getPrincipal() + " was incorrect!");
                return;
            }
            // 用户被锁定的异常 LockedAccountException
            catch (LockedAccountException lae) {
                log.info("The account for username " + token.getPrincipal() + " is locked.  " +
                        "Please contact your administrator to unlock it.");
            }
            // 所有认证时异常的父类.
            catch (AuthenticationException ae) {
            }
        }
        //通过currentUser.getPrincipal()获取登录用户名
        log.info("----> User [" + currentUser.getPrincipal() + "] logged in successfully.");

        // 测试是否有某一个角色. 调用 Subject 的 hasRole 方法.
        if (currentUser.hasRole("schwartz")) {
            log.info("----> May the Schwartz be with you!");
        } else {
            log.info("----> Hello, mere mortal.");
            return;
        }

        //test a typed permission (not instance-level)
        // 测试用户是否具备某一个行为. 调用 Subject 的 isPermitted() 方法。
        if (currentUser.isPermitted("lightsaber:weild")) {
            log.info("----> You may use a lightsaber ring.  Use it wisely.");
        } else {
            log.info("Sorry, lightsaber rings are for schwartz masters only.");
        }

        //a (very powerful) Instance Level permission:
        // 测试用户是否具备某一个行为.
        if (currentUser.isPermitted("user:delete:zhangsan")) {
            log.info("----> You are permitted to \'drive\' the winnebago with license plate (id) \'eagle5\'.  " +
                    "Here are the keys - have fun!");
        } else {
            log.info("Sorry, you aren\'t allowed to drive the \'eagle5\' winnebago!");
        }

        // 执行登出. 调用 Subject 的 Logout() 方法.
        System.out.println("---->" + currentUser.isAuthenticated());
        //登出
        currentUser.logout();
        System.out.println("---->" + currentUser.isAuthenticated());

        System.exit(0);
    }
}