Spring Boot Security Config

Java Security Configuration 

Add dependency

<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-security</artifactId>
</dependency>

Add SecurityConfig class

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.config.MethodInvokingFactoryBean;
import org.springframework.boot.web.servlet.FilterRegistrationBean;
import org.springframework.boot.web.servlet.RegistrationBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.builders.WebSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;
import org.springframework.security.web.util.matcher.AntPathRequestMatcher;

import com.folaukaveinga.security.CustomAcccessDeniedHandler;
import com.folaukaveinga.security.CustomAuthenticationFilter;
import com.folaukaveinga.security.CustomAuthenticationProvider;
import com.folaukaveinga.security.CustomLoginFilter;
import com.folaukaveinga.security.CustomLogoutHandler;
import com.folaukaveinga.security.CustomLogoutSuccessHandler;
import com.folaukaveinga.utils.PathConstantUtil;

/**
 * Configure Security
 * @author fkaveinga
 *
 */
@Configuration
@EnableWebSecurity
@EnableGlobalMethodSecurity(securedEnabled = true, prePostEnabled = true)
public class SecurityConfig extends WebSecurityConfigurerAdapter {

    @Autowired
    private CustomAuthenticationProvider customAuthenticationProvider;
    
    @Autowired
    private CustomLogoutHandler customLogoutHandler;
    
    @Autowired
    private CustomLogoutSuccessHandler customLogoutSuccessHandler;
    
    @Autowired
    private CustomAcccessDeniedHandler customAcccessDeniedHandler;
    
    @Bean
    public CustomLoginFilter customUsernamePassworAuthenticationFilter() throws Exception {
        return new CustomLoginFilter(PathConstantUtil.LOGIN_URL,authenticationManagerBean());
    }
    
    @Bean
    public CustomAuthenticationFilter customAuthenticationFilter() {
        return new CustomAuthenticationFilter();
    }
    
    @Bean
    public RegistrationBean jwtAuthFilterRegister(CustomAuthenticationFilter customAuthenticationFilter) {
        FilterRegistrationBean<CustomAuthenticationFilter> registrationBean = new FilterRegistrationBean<CustomAuthenticationFilter>(
                customAuthenticationFilter);
        registrationBean.setEnabled(false);
        return registrationBean;
    }
    
    
    @Override
    protected void configure(HttpSecurity http) throws Exception {
        // rest call rules
        http
            .cors().and().csrf().disable()
            .authorizeRequests()
                .antMatchers(PathConstantUtil.PING_URL).permitAll()
                .antMatchers(PathConstantUtil.LOGIN_URL).permitAll()
                .antMatchers(PathConstantUtil.SIGNUP_URL).permitAll()
                .antMatchers(PathConstantUtil.PUBLIC_ENDPOINTS).permitAll()
                .anyRequest().permitAll();
                    
        // logout
        http.logout()
            .logoutRequestMatcher(new AntPathRequestMatcher(PathConstantUtil.LOGOUT_URL))
            .addLogoutHandler(customLogoutHandler)
            .logoutSuccessHandler(customLogoutSuccessHandler);
        
        // Login filter
        http.addFilterBefore(customUsernamePassworAuthenticationFilter(),UsernamePasswordAuthenticationFilter.class);
        // Signup filter
        http.addFilterBefore(customAuthenticationFilter(), UsernamePasswordAuthenticationFilter.class);
        
        // stateless
        http.sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS);
        
        // handler access denied calls
        http.exceptionHandling().accessDeniedHandler(customAcccessDeniedHandler);
    }

    @Override
    protected void configure(AuthenticationManagerBuilder builder) throws Exception {
        builder.authenticationProvider(customAuthenticationProvider);
    }
    
    @Override
    public void configure(WebSecurity web) throws Exception {
        web.ignoring()
            .antMatchers(PathConstantUtil.SIGNUP_URL)
            .antMatchers(PathConstantUtil.LOGIN_URL)
            .antMatchers(PathConstantUtil.PING_URL)
            .antMatchers(PathConstantUtil.AUTH_TOKEN_URL)
            .antMatchers(PathConstantUtil.SWAGGER_DOC_URLS)
            .antMatchers(PathConstantUtil.PUBLIC_ENDPOINTS)
            .antMatchers("/actuator/**");
    }

    @Bean
    @Override
    public AuthenticationManager authenticationManagerBean() throws Exception {
        return super.authenticationManagerBean();
    }

    @Bean
    public BCryptPasswordEncoder passwordEncoder() {
        BCryptPasswordEncoder encoder = new BCryptPasswordEncoder();
        return encoder;
    }
    
    @Bean
    public MethodInvokingFactoryBean methodInvokingFactoryBean() {
        MethodInvokingFactoryBean methodInvokingFactoryBean = new MethodInvokingFactoryBean();
        methodInvokingFactoryBean.setTargetClass(SecurityContextHolder.class);
        methodInvokingFactoryBean.setTargetMethod("setStrategyName");
        methodInvokingFactoryBean.setArguments(SecurityContextHolder.MODE_INHERITABLETHREADLOCAL);
        return methodInvokingFactoryBean;
    }
}

 

 

 




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