guoshilong
2023-04-25 d737a229856becf58cbc7b61b34426caf9056553
skjcmanager/skjcmanager-auth/src/main/java/cn/gistack/auth/config/MyAuthenticationProvider.java
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package cn.gistack.auth.config;
import cn.gistack.auth.utils.TokenUtil;
import cn.gistack.common.cache.CacheNames;
import com.alibaba.nacos.common.utils.StringUtils;
import lombok.SneakyThrows;
import org.springblade.core.redis.cache.BladeRedis;
import org.springblade.core.tool.utils.DigestUtil;
import org.springblade.core.tool.utils.Func;
import org.springblade.core.tool.utils.WebUtil;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.authentication.BadCredentialsException;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.authentication.dao.DaoAuthenticationProvider;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.core.userdetails.UsernameNotFoundException;
import org.springframework.security.oauth2.common.exceptions.UserDeniedAuthorizationException;
import org.springframework.stereotype.Component;
import javax.servlet.http.HttpServletRequest;
import java.time.Duration;
/**
 * 自定义安全认证
 * @author zhongrj
 * @time 2022-9-2
 */
@Component
public class MyAuthenticationProvider extends DaoAuthenticationProvider {
    /**
     * 免密常量
     */
    public static final String CUSTOM_LOGIN_SMS = "CUSTOM_LOGIN_SMS";
    @Autowired
   private BladeRedis bladeRedis;
    /**
     * 设置 userDetailsService
     * @param userDetailsService
     */
    public MyAuthenticationProvider(UserDetailsService userDetailsService) {
        super();
        setUserDetailsService(userDetailsService);
    }
    /**
     * 自定义处理密码校验逻辑
     * @param userDetails 用户信息
     * @param authentication 认证对象信息
     * @throws AuthenticationException 认证异常对象信息
     */
    @SneakyThrows
    @Override
    protected void additionalAuthenticationChecks(UserDetails userDetails, UsernamePasswordAuthenticationToken authentication) throws AuthenticationException {
        if (authentication.getCredentials() == null) {
            this.logger.debug("Authentication failed: no credentials provided");
            throw new BadCredentialsException(this.messages.getMessage("AbstractUserDetailsAuthenticationProvider.badCredentials", "Bad credentials"));
        } else {
         String password = authentication.getCredentials().toString();
         // 手机号登录时不验证密码
         if(!CUSTOM_LOGIN_SMS.equals(password)){
            HttpServletRequest request = WebUtil.getRequest();
            String grantType = request.getParameter(TokenUtil.GRANT_TYPE_KEY);
            // 获取租户ID
            String headerTenant = request.getHeader(TokenUtil.TENANT_HEADER_KEY);
            String paramTenant = request.getParameter(TokenUtil.TENANT_PARAM_KEY);
            // 指定租户ID
            String tenantId = StringUtils.isBlank(headerTenant) ? paramTenant : headerTenant;
            String detailsPassword = userDetails.getPassword().substring(7);
            if (!detailsPassword.equals(DigestUtil.hex(password))) {
               int count = getFailCount(tenantId, userDetails.getUsername());
               // 用户存在但密码错误,超过次数则锁定账号
               if (grantType != null && !grantType.equals(TokenUtil.REFRESH_TOKEN_KEY)) {
                  setFailCount(tenantId, userDetails.getUsername(), count);
                  throw new UserDeniedAuthorizationException(TokenUtil.USER_NOT_FOUND);
               }
               this.logger.debug("Failed to authenticate since password does not match stored value");
               throw new BadCredentialsException(this.messages.getMessage("AbstractUserDetailsAuthenticationProvider.badCredentials", "Bad credentials"));
            }
            // 成功则清除登录错误次数
            delFailCount(tenantId, userDetails.getUsername());
         }
        }
    }
   /**
    * 获取账号错误次数
    *
    * @param tenantId 租户id
    * @param username 账号
    * @return int
    */
   private int getFailCount(String tenantId, String username) {
      return Func.toInt(bladeRedis.get(CacheNames.tenantKey(tenantId, CacheNames.USER_FAIL_KEY, username)), 0);
   }
   /**
    * 设置账号错误次数
    *
    * @param tenantId 租户id
    * @param username 账号
    * @param count    次数
    */
   private void setFailCount(String tenantId, String username, int count) {
      bladeRedis.setEx(CacheNames.tenantKey(tenantId, CacheNames.USER_FAIL_KEY, username), count + 1, Duration.ofMinutes(30));
   }
   /**
    * 清空账号错误次数
    *
    * @param tenantId 租户id
    * @param username 账号
    */
   private void delFailCount(String tenantId, String username) {
      bladeRedis.del(CacheNames.tenantKey(tenantId, CacheNames.USER_FAIL_KEY, username));
   }
}