| 1 | package edu.ucsb.cs156.gauchoride.config; | |
| 2 | ||
| 3 | import java.io.IOException; | |
| 4 | import java.util.ArrayList; | |
| 5 | import java.util.HashSet; | |
| 6 | import java.util.List; | |
| 7 | import java.util.Map; | |
| 8 | import java.util.Optional; | |
| 9 | import java.util.Set; | |
| 10 | import java.util.function.Supplier; | |
| 11 | ||
| 12 | import edu.ucsb.cs156.gauchoride.entities.User; | |
| 13 | import edu.ucsb.cs156.gauchoride.repositories.UserRepository; | |
| 14 | ||
| 15 | import jakarta.servlet.FilterChain; | |
| 16 | import jakarta.servlet.ServletException; | |
| 17 | import jakarta.servlet.http.HttpServletRequest; | |
| 18 | import jakarta.servlet.http.HttpServletResponse; | |
| 19 | import lombok.extern.slf4j.Slf4j; | |
| 20 | import org.springframework.beans.factory.annotation.Autowired; | |
| 21 | import org.springframework.beans.factory.annotation.Value; | |
| 22 | import org.springframework.context.annotation.Bean; | |
| 23 | import org.springframework.context.annotation.Configuration; | |
| 24 | import org.springframework.security.config.Customizer; | |
| 25 | import org.springframework.security.config.annotation.method.configuration.EnableMethodSecurity; | |
| 26 | import org.springframework.security.config.annotation.web.builders.HttpSecurity; | |
| 27 | import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity; | |
| 28 | import org.springframework.security.config.annotation.web.configuration.WebSecurityCustomizer; | |
| 29 | import org.springframework.security.config.annotation.web.configurers.oauth2.server.resource.OAuth2ResourceServerConfigurer; | |
| 30 | import org.springframework.security.config.http.SessionCreationPolicy; | |
| 31 | import org.springframework.security.core.Authentication; | |
| 32 | import org.springframework.security.core.GrantedAuthority; | |
| 33 | import org.springframework.security.core.authority.SimpleGrantedAuthority; | |
| 34 | import org.springframework.security.core.authority.mapping.GrantedAuthoritiesMapper; | |
| 35 | import org.springframework.security.oauth2.core.user.OAuth2UserAuthority; | |
| 36 | import org.springframework.security.web.SecurityFilterChain; | |
| 37 | import org.springframework.security.web.authentication.Http403ForbiddenEntryPoint; | |
| 38 | import org.springframework.security.web.authentication.SavedRequestAwareAuthenticationSuccessHandler; | |
| 39 | import org.springframework.security.web.authentication.www.BasicAuthenticationFilter; | |
| 40 | import org.springframework.security.web.csrf.CookieCsrfTokenRepository; | |
| 41 | import org.springframework.security.web.csrf.CsrfTokenRequestAttributeHandler; | |
| 42 | import org.springframework.security.web.csrf.CsrfTokenRequestHandler; | |
| 43 | import org.springframework.security.web.csrf.XorCsrfTokenRequestAttributeHandler; | |
| 44 | import org.springframework.security.web.csrf.CsrfToken; | |
| 45 | import org.springframework.security.web.util.matcher.AntPathRequestMatcher; | |
| 46 | import org.springframework.util.StringUtils; | |
| 47 | import org.springframework.web.filter.OncePerRequestFilter; | |
| 48 | ||
| 49 | @Configuration | |
| 50 | @EnableWebSecurity | |
| 51 | @EnableMethodSecurity | |
| 52 | @Slf4j | |
| 53 | public class SecurityConfig { | |
| 54 | ||
| 55 | @Value("${app.admin.emails}") | |
| 56 | private final List<String> adminEmails = new ArrayList<String>(); | |
| 57 | ||
| 58 | @Autowired | |
| 59 | UserRepository userRepository; | |
| 60 | | |
| 61 | @Bean | |
| 62 | public SecurityFilterChain filterChain(HttpSecurity http) throws Exception { | |
| 63 | http | |
| 64 | .exceptionHandling(handling -> handling.authenticationEntryPoint(new Http403ForbiddenEntryPoint())) | |
| 65 | .oauth2Login( | |
| 66 | oauth2 -> oauth2.userInfoEndpoint(userInfo -> userInfo.userAuthoritiesMapper(this.userAuthoritiesMapper()))) | |
| 67 | .csrf(csrf -> csrf | |
| 68 | .csrfTokenRepository(CookieCsrfTokenRepository.withHttpOnlyFalse()) | |
| 69 | .csrfTokenRequestHandler(new SpaCsrfTokenRequestHandler())) | |
| 70 | .addFilterAfter(new CsrfCookieFilter(), BasicAuthenticationFilter.class) | |
| 71 | .authorizeHttpRequests(auth -> auth.anyRequest().permitAll()) | |
| 72 | .logout(logout -> logout.logoutRequestMatcher(new AntPathRequestMatcher("/logout")).logoutSuccessUrl("/")); | |
| 73 | return http.build(); | |
| 74 | } | |
| 75 | ||
| 76 | @Bean | |
| 77 | public WebSecurityCustomizer webSecurityCustomizer() { | |
| 78 | return web -> web.ignoring().requestMatchers("/h2-console/**"); | |
| 79 | } | |
| 80 | ||
| 81 | private GrantedAuthoritiesMapper userAuthoritiesMapper() { | |
| 82 | return (authorities) -> { | |
| 83 | Set<GrantedAuthority> mappedAuthorities = new HashSet<>(); | |
| 84 | ||
| 85 | authorities.forEach(authority -> { | |
| 86 | log.info("********** authority={}", authority); | |
| 87 | mappedAuthorities.add(authority); | |
| 88 | if (authority instanceof OAuth2UserAuthority oauth2UserAuthority) { | |
| 89 | ||
| 90 | Map<String, Object> userAttributes = oauth2UserAuthority.getAttributes(); | |
| 91 | log.info("********** userAttributes={}", userAttributes); | |
| 92 | ||
| 93 | mappedAuthorities.add(new SimpleGrantedAuthority("ROLE_USER")); | |
| 94 | ||
| 95 | String email = (String) userAttributes.get("email"); | |
| 96 | if (getAdmin(email)) { | |
| 97 | mappedAuthorities.add(new SimpleGrantedAuthority("ROLE_ADMIN")); | |
| 98 | } | |
| 99 | ||
| 100 | ||
| 101 | if (getDriver(email)) { | |
| 102 | mappedAuthorities.add(new SimpleGrantedAuthority("ROLE_DRIVER")); | |
| 103 | } | |
| 104 | ||
| 105 | if (getRider(email)) { | |
| 106 | mappedAuthorities.add(new SimpleGrantedAuthority("ROLE_RIDER")); | |
| 107 | } | |
| 108 | ||
| 109 | if (email.endsWith("@ucsb.edu")) { | |
| 110 | mappedAuthorities.add(new SimpleGrantedAuthority("ROLE_MEMBER")); | |
| 111 | } | |
| 112 | } | |
| 113 | ||
| 114 | }); | |
| 115 | return mappedAuthorities; | |
| 116 | }; | |
| 117 | } | |
| 118 | ||
| 119 | public boolean getAdmin(String email) { | |
| 120 | if (adminEmails.contains(email)) { | |
| 121 | return true; | |
| 122 | } | |
| 123 | Optional<User> u = userRepository.findByEmail(email); | |
| 124 | return u.isPresent() && u.get().getAdmin(); | |
| 125 | } | |
| 126 | ||
| 127 | ||
| 128 | public boolean getDriver(String email){ | |
| 129 | Optional<User> u = userRepository.findByEmail(email); | |
| 130 | return u.isPresent() && u.get().getDriver(); | |
| 131 | } | |
| 132 | ||
| 133 | public boolean getRider(String email){ | |
| 134 | Optional<User> u = userRepository.findByEmail(email); | |
| 135 | return u.isPresent() && u.get().getRider(); | |
| 136 | } | |
| 137 | ||
| 138 | final class SpaCsrfTokenRequestHandler extends CsrfTokenRequestAttributeHandler { | |
| 139 | private final CsrfTokenRequestHandler delegate = new XorCsrfTokenRequestAttributeHandler(); | |
| 140 | | |
| 141 | @Override | |
| 142 | public void handle(HttpServletRequest request, HttpServletResponse response, | |
| 143 | Supplier<CsrfToken> deferredCsrfToken) { | |
| 144 | /* | |
| 145 | * Always use XorCsrfTokenRequestAttributeHandler to provide BREACH protection | |
| 146 | * of | |
| 147 | * the CsrfToken when it is rendered in the response body. | |
| 148 | */ | |
| 149 |
1
1. handle : removed call to org/springframework/security/web/csrf/CsrfTokenRequestHandler::handle → KILLED |
this.delegate.handle(request, response, deferredCsrfToken); |
| 150 | } | |
| 151 | | |
| 152 | @Override | |
| 153 | public String resolveCsrfTokenValue(HttpServletRequest request, CsrfToken csrfToken) { | |
| 154 | /* | |
| 155 | * If the request contains a request header, use | |
| 156 | * CsrfTokenRequestAttributeHandler | |
| 157 | * to resolve the CsrfToken. This applies when a single-page application | |
| 158 | * includes | |
| 159 | * the header value automatically, which was obtained via a cookie containing | |
| 160 | * the | |
| 161 | * raw CsrfToken. | |
| 162 | */ | |
| 163 |
1
1. resolveCsrfTokenValue : negated conditional → KILLED |
if (StringUtils.hasText(request.getHeader(csrfToken.getHeaderName()))) { |
| 164 |
1
1. resolveCsrfTokenValue : replaced return value with "" for edu/ucsb/cs156/gauchoride/config/SecurityConfig$SpaCsrfTokenRequestHandler::resolveCsrfTokenValue → KILLED |
return super.resolveCsrfTokenValue(request, csrfToken); |
| 165 | } | |
| 166 | /* | |
| 167 | * In all other cases (e.g. if the request contains a request parameter), use | |
| 168 | * XorCsrfTokenRequestAttributeHandler to resolve the CsrfToken. This applies | |
| 169 | * when a server-side rendered form includes the _csrf request parameter as a | |
| 170 | * hidden input. | |
| 171 | */ | |
| 172 |
1
1. resolveCsrfTokenValue : replaced return value with "" for edu/ucsb/cs156/gauchoride/config/SecurityConfig$SpaCsrfTokenRequestHandler::resolveCsrfTokenValue → KILLED |
return this.delegate.resolveCsrfTokenValue(request, csrfToken); |
| 173 | } | |
| 174 | } | |
| 175 | | |
| 176 | final class CsrfCookieFilter extends OncePerRequestFilter { | |
| 177 | | |
| 178 | @Override | |
| 179 | protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain filterChain) | |
| 180 | throws ServletException, IOException { | |
| 181 | CsrfToken csrfToken = (CsrfToken) request.getAttribute("_csrf"); | |
| 182 | // Render the token value to a cookie by causing the deferred token to be loaded | |
| 183 | csrfToken.getToken(); | |
| 184 |
1
1. doFilterInternal : removed call to jakarta/servlet/FilterChain::doFilter → KILLED |
filterChain.doFilter(request, response); |
| 185 | } | |
| 186 | } | |
| 187 | | |
| 188 | } | |
| 189 | ||
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