(新)Spring Security如何实现登录认证(实战篇)
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.core.userdetails.User;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.provisioning.InMemoryUserDetailsManager;
import org.springframework.security.crypto.password.NoOpPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;
@Configuration
public class SecurityConfig extends WebSecurityConfigurerAdapter {
@Override
protected void configure(AuthenticationManagerBuilder auth) throws Exception {
auth.inMemoryAuthentication()
.withUser(User.withDefaultPasswordEncoder()
.username("user")
.password("user")
.roles("USER"));
}
@Bean
public PasswordEncoder passwordEncoder() {
return NoOpPasswordEncoder.getInstance(); // 仅用于开发环境
}
// 其他配置...
}
这段代码定义了一个简单的Spring Security配置,使用内存中的用户存储来认证用户。在生产环境中,你应该使用更安全的方式来存储用户凭据,例如数据库或其他用户详情服务。此外,NoOpPasswordEncoder
仅用于开发,它不会对密码进行编码,这意味着它不适合生产使用,应该使用更安全的密码编码器。
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