Add OpenSaml work around for FIPS initialization

dependencies.gradle

@@ -12,7 +12,7 @@ versions.springBootVersion = "3.5.13"
 versions.guavaVersion = "33.5.0-jre"
 versions.seleniumVersion = "4.43.0"
 versions.braveVersion = "6.3.1"
-versions.opensaml = "4.0.1"
+versions.opensaml = "4.3.2"
 
 // Versions we're overriding from the Spring Boot Bom (Dependabot does not issue PRs to bump these versions, so we need to manually bump them)
 ext["selenium.version"] = "${versions.seleniumVersion}" // Selenium for integration tests only

server/src/main/java/org/cloudfoundry/identity/uaa/provider/saml/OpenSaml4AuthenticationProvider.java

@@ -69,7 +69,6 @@
 import org.springframework.security.core.AuthenticationException;
 import org.springframework.security.core.authority.AuthorityUtils;
 import org.springframework.security.saml2.Saml2Exception;
-import org.springframework.security.saml2.core.OpenSamlInitializationService;
 import org.springframework.security.saml2.core.Saml2Error;
 import org.springframework.security.saml2.core.Saml2ErrorCodes;
 import org.springframework.security.saml2.core.Saml2ResponseValidatorResult;
@@ -113,7 +112,7 @@
 public final class OpenSaml4AuthenticationProvider implements AuthenticationProvider, ZoneAware {
 
     static {
-        OpenSamlInitializationService.initialize();
+        SamlConfiguration.setupOpenSaml();
     }
 
     private final Log logger = LogFactory.getLog(this.getClass());

server/src/main/java/org/cloudfoundry/identity/uaa/provider/saml/Saml2BearerGrantAuthenticationConverter.java

@@ -37,7 +37,6 @@
 import org.springframework.security.core.AuthenticationException;
 import org.springframework.security.core.authority.AuthorityUtils;
 import org.springframework.security.saml2.Saml2Exception;
-import org.springframework.security.saml2.core.OpenSamlInitializationService;
 import org.springframework.security.saml2.core.Saml2Error;
 import org.springframework.security.saml2.core.Saml2ErrorCodes;
 import org.springframework.security.saml2.core.Saml2ResponseValidatorResult;
@@ -73,7 +72,7 @@
 public final class Saml2BearerGrantAuthenticationConverter implements AuthenticationConverter {
 
     static {
-        OpenSamlInitializationService.initialize();
+        SamlConfiguration.setupOpenSaml();
     }
 
     private static final AssertionUnmarshaller assertionUnmarshaller;

server/src/main/java/org/cloudfoundry/identity/uaa/provider/saml/SamlConfiguration.java

@@ -8,16 +8,31 @@
 import org.cloudfoundry.identity.uaa.util.TimeService;
 import org.cloudfoundry.identity.uaa.util.TimeServiceImpl;
 import org.cloudfoundry.identity.uaa.util.UaaHttpRequestUtils;
+import org.opensaml.core.config.ConfigurationService;
+import org.opensaml.core.config.InitializationException;
+import org.opensaml.core.config.Initializer;
+import org.opensaml.security.config.GlobalNamedCurveRegistryInitializer;
+import org.opensaml.xmlsec.config.impl.DefaultSecurityConfigurationBootstrap;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.DependsOn;
 import org.springframework.http.client.ClientHttpRequestFactory;
+import org.springframework.security.saml2.Saml2Exception;
+import org.springframework.security.saml2.core.OpenSamlInitializationService;
 import org.springframework.web.client.RestTemplate;
 
+import java.util.Properties;
+import java.util.ServiceLoader;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+import static org.opensaml.xmlsec.config.impl.DefaultSecurityConfigurationBootstrap.CONFIG_PROPERTY_ECDH_DEFAULT_KDF;
+
 @Slf4j
 @EnableConfigurationProperties({SamlConfigProps.class})
+@DependsOn({"setUpBouncyCastle", "setupOpenSaml"})
 @Configuration
 @Data
 public class SamlConfiguration {
@@ -54,6 +69,31 @@ public class SamlConfiguration {
     @Value("${login.saml.socket.soTimeout:10000}")
     private int socketReadTimeout = 10_000;
 
+    private static final AtomicBoolean samlInitialized = new AtomicBoolean(false);
+
+    @Bean
+    public static Boolean setupOpenSaml() {
+        if (samlInitialized.compareAndSet(false, true)) {
+            Properties props = ConfigurationService.getConfigurationProperties();
+            props.put(CONFIG_PROPERTY_ECDH_DEFAULT_KDF, DefaultSecurityConfigurationBootstrap.PBKDF2);
+            Class<?> toSkip = GlobalNamedCurveRegistryInitializer.class;
+            ServiceLoader.load(Initializer.class).stream().filter((provider) -> provider.type() != toSkip).forEach((provider) -> init(provider));
+            try {
+                OpenSamlInitializationService.initialize();
+            } catch (NoClassDefFoundError | NoSuchMethodError e) {
+                // ignore
+            }
+        }
+        return Boolean.TRUE;
+    }
+
+    private static void init(ServiceLoader.Provider<Initializer> provider) {
+        try {
+            provider.get().init();
+        } catch (InitializationException ex) {
+            throw new Saml2Exception(ex);
+        }
+    }
     @Bean
     public String samlEntityID() {
         return samlEntityID;

server/src/main/java/org/cloudfoundry/identity/uaa/provider/saml/SamlRelyingPartyRegistrationRepositoryConfig.java

@@ -13,14 +13,14 @@
 import org.springframework.security.saml2.provider.service.registration.InMemoryRelyingPartyRegistrationRepository;
 import org.springframework.security.saml2.provider.service.registration.RelyingPartyRegistration;
 import org.springframework.security.saml2.provider.service.registration.RelyingPartyRegistrationRepository;
-import org.springframework.util.StringUtils;
 
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Optional;
 
 import static org.cloudfoundry.identity.uaa.provider.saml.SamlMetadataEndpoint.DEFAULT_REGISTRATION_ID;
 
+@DependsOn({"setUpBouncyCastle", "setupOpenSaml"})
 @Configuration
 @Slf4j
 public class SamlRelyingPartyRegistrationRepositoryConfig {
@@ -44,7 +44,6 @@ public SamlRelyingPartyRegistrationRepositoryConfig(@Qualifier("samlEntityID") S
         this.signatureAlgorithms = signatureAlgorithms;
     }
 
-    @DependsOn({"setUpBouncyCastle"})
     @Bean
     RelyingPartyRegistrationRepository relyingPartyRegistrationRepository(SamlIdentityProviderConfigurator samlIdentityProviderConfigurator) {
         SamlKeyManagerFactory.SamlConfigPropsSamlKeyManagerImpl samlKeyManager = new SamlKeyManagerFactory.SamlConfigPropsSamlKeyManagerImpl(samlConfigProps);

server/src/test/java/org/cloudfoundry/identity/uaa/provider/saml/BootstrapSamlIdentityProviderDataTests.java

@@ -153,6 +153,7 @@ public class BootstrapSamlIdentityProviderDataTests {
 
     @BeforeEach
     void beforeEach() {
+        SamlConfiguration.setupOpenSaml();
         bootstrap = new BootstrapSamlIdentityProviderData(new SamlIdentityProviderConfigurator(mock(JdbcIdentityProviderProvisioning.class), new IdentityZoneManagerImpl(), mock(FixedHttpMetaDataProvider.class)));
         singleAdd = new SamlIdentityProviderDefinition()
                 .setMetaDataLocation(BootstrapSamlIdentityProviderDataTests.XML_WITHOUT_ID.formatted(new RandomValueStringGenerator().generate()))

server/src/test/java/org/cloudfoundry/identity/uaa/provider/saml/OpenSaml4AuthenticationProviderUaaTests.java

@@ -45,7 +45,6 @@
 import org.junit.jupiter.params.provider.NullSource;
 import org.junit.jupiter.params.provider.ValueSource;
 import org.opensaml.core.config.InitializationException;
-import org.opensaml.core.config.InitializationService;
 import org.opensaml.saml.saml2.core.AuthnContext;
 import org.opensaml.saml.saml2.core.Response;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -183,7 +182,7 @@ void configureProvider() throws SecurityException, SQLException, InitializationE
         RequestContextHolder.setRequestAttributes(servletWebRequest);
         DbUtils dbUtils = new DbUtils();
 
-        InitializationService.initialize();
+        SamlConfiguration.setupOpenSaml();
 
         ScimGroupProvisioning groupProvisioning = new JdbcScimGroupProvisioning(
                 namedJdbcTemplate, new JdbcPagingListFactory(namedJdbcTemplate, limitSqlAdapter),

server/src/test/java/org/cloudfoundry/identity/uaa/provider/saml/OpenSaml4AuthenticationProviderUnitTests.java

@@ -6,6 +6,7 @@
 import org.cloudfoundry.identity.uaa.zone.IdentityZone;
 import org.cloudfoundry.identity.uaa.zone.IdentityZoneHolder;
 import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.opensaml.core.xml.XMLObject;
 import org.opensaml.core.xml.config.XMLObjectProviderRegistrySupport;
@@ -93,6 +94,11 @@ class OpenSaml4AuthenticationProviderUnitTests {
 
     private final OpenSaml4AuthenticationProvider provider = new OpenSaml4AuthenticationProvider();
 
+    @BeforeEach
+    void setUp() {
+        SamlConfiguration.setupOpenSaml();
+    }
+
     @AfterEach void cleanup() {
         IdentityZoneHolder.clear();
     }

server/src/test/java/org/cloudfoundry/identity/uaa/provider/saml/TestCustomOpenSamlObjects.java

@@ -40,8 +40,6 @@
 import org.opensaml.saml.saml2.core.AttributeValue;
 import org.w3c.dom.Element;
 
-import org.springframework.security.saml2.core.OpenSamlInitializationService;
-
 /**
  * This was copied from Spring Security Test Classes
  * <p/>
@@ -51,7 +49,7 @@
 public final class TestCustomOpenSamlObjects {
 
     static {
-        OpenSamlInitializationService.initialize();
+        SamlConfiguration.setupOpenSaml();
         XMLObjectProviderRegistrySupport.getMarshallerFactory()
                 .registerMarshaller(CustomOpenSamlObject.TYPE_NAME,
                         new TestCustomOpenSamlObjects.CustomSamlObjectMarshaller());

server/src/test/java/org/cloudfoundry/identity/uaa/provider/saml/TestOpenSamlObjects.java

@@ -63,7 +63,6 @@
 import org.opensaml.xmlsec.signature.support.SignatureException;
 import org.opensaml.xmlsec.signature.support.SignatureSupport;
 import org.springframework.security.saml2.Saml2Exception;
-import org.springframework.security.saml2.core.OpenSamlInitializationService;
 import org.springframework.security.saml2.core.Saml2X509Credential;
 import org.springframework.security.saml2.provider.service.registration.RelyingPartyRegistration;
 
@@ -101,7 +100,7 @@ public final class TestOpenSamlObjects {
     public static final String RELYING_PARTY_ENTITY_ID = "https://localhost/saml2/service-provider-metadata/idp-alias";
 
     static {
-        OpenSamlInitializationService.initialize();
+        SamlConfiguration.setupOpenSaml();
     }
 
     private TestOpenSamlObjects() {
@@ -133,6 +132,7 @@ static Response signedResponseWithOneAssertion() {
 
     static Response signedResponseWithOneAssertion(Consumer<Response> responseConsumer) {
         Response response = response();
+        response.setIssueInstant(Instant.now());
         response.getAssertions().add(assertion());
         responseConsumer.accept(response);
         return signed(response, TestSaml2X509Credentials.assertingPartySigningCredential(), RELYING_PARTY_ENTITY_ID);
@@ -156,6 +156,7 @@ public static Assertion assertion(String username, String issuerEntityId, String
         Assertion assertion = build(Assertion.DEFAULT_ELEMENT_NAME);
         assertion.setID("A" + UUID.randomUUID());
         assertion.setVersion(SAMLVersion.VERSION_20);
+        assertion.setIssueInstant(Instant.now());
         assertion.setIssuer(issuer(issuerEntityId));
         assertion.setSubject(subject(username));
         assertion.setConditions(conditions());

uaa/src/test/java/org/cloudfoundry/identity/uaa/DefaultTestContext.java

@@ -5,6 +5,7 @@
 import org.cloudfoundry.identity.uaa.db.beans.JdbcUrlCustomizer;
 import org.cloudfoundry.identity.uaa.extensions.PollutionPreventionExtension;
 import org.cloudfoundry.identity.uaa.impl.config.YamlServletProfileInitializer;
+import org.cloudfoundry.identity.uaa.provider.saml.SamlConfiguration;
 import org.cloudfoundry.identity.uaa.test.TestClient;
 import org.cloudfoundry.identity.uaa.zone.ZoneContextPathSessionFilter;
 import org.cloudfoundry.identity.uaa.zone.ZonePathContextRewritingFilter;
@@ -71,6 +72,7 @@ class TestPropertyInitializer implements ApplicationContextInitializer<Configura
     @Override
     public void initialize(ConfigurableWebApplicationContext applicationContext) {
         System.setProperty("UAA_CONFIG_URL","classpath:integration_test_properties.yml");
+        SamlConfiguration.setupOpenSaml();
     }
 }
 

uaa/src/test/java/org/cloudfoundry/identity/uaa/YamlConfigurationValidationTests.java

@@ -2,6 +2,7 @@
 
 import org.cloudfoundry.identity.uaa.impl.config.YamlConfigurationValidator;
 import org.cloudfoundry.identity.uaa.impl.config.YamlServletProfileInitializer;
+import org.cloudfoundry.identity.uaa.provider.saml.SamlConfiguration;
 import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.BeansException;
@@ -48,6 +49,7 @@ void invalidConfiguration() {
     }
 
     private static TestApplicationContext createApplicationContext() {
+        SamlConfiguration.setupOpenSaml();
         var applicationContext = new TestApplicationContext();
         var servletContext = new TestMockContext();
         applicationContext.setServletContext(servletContext);