自定义认证前端页面

package com.yzxb.SpringSecurity.web;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
@RestController
@RequestMapping("demo")
public class HelloController {
    @GetMapping
    public String helloWorld() {
        return "Hello Spring Security";
    }
    // 这个是新增的
    @RequestMapping("/index")
    public String index(){
        return "油炸小波，欢迎加入IKUN大家庭";
    }
}

package com.yzxb.SpringSecurity.config;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
@Configuration
public class SecurityConfig extends WebSecurityConfigurerAdapter {
    @Override
    protected void configure(HttpSecurity http) throws Exception {
        http.authorizeRequests()
                .anyRequest().authenticated().and().formLogin()
                .loginPage("/login.html")
                .loginProcessingUrl("/doLogin")
                .defaultSuccessUrl("/demo/index")
                .failureUrl("/login.html")
                .usernameParameter("uname")
                .passwordParameter("passwd")
                .permitAll()
                .and()
                .csrf().disable();
    }
}