Java tutorial
/** * The MIT License * Copyright (c) 2015 Estonian Information System Authority (RIA), Population Register Centre (VRK) * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ package ee.ria.xroad.common.conf.globalconf; import java.io.IOException; import java.security.cert.CertificateException; import java.security.cert.X509Certificate; import java.util.ArrayList; import java.util.Arrays; import java.util.HashMap; import java.util.HashSet; import java.util.List; import java.util.Map; import java.util.Set; import java.util.stream.Collectors; import javax.xml.bind.JAXBElement; import lombok.AccessLevel; import lombok.Getter; import org.apache.commons.lang3.StringUtils; import org.bouncycastle.asn1.x500.X500Name; import org.bouncycastle.cert.X509CertificateHolder; import ee.ria.xroad.common.conf.AbstractXmlConf; import ee.ria.xroad.common.conf.globalconf.sharedparameters.*; import ee.ria.xroad.common.identifier.ClientId; import ee.ria.xroad.common.identifier.GlobalGroupId; import ee.ria.xroad.common.identifier.SecurityServerId; import static ee.ria.xroad.common.ErrorCodes.translateException; import static ee.ria.xroad.common.util.CryptoUtils.encodeBase64; import static ee.ria.xroad.common.util.CryptoUtils.readCertificate; import static org.apache.commons.lang3.StringUtils.isNotBlank; /** * Contains shared parameters of a configuration instance. */ @Getter(AccessLevel.PACKAGE) public class SharedParameters extends AbstractXmlConf<SharedParametersType> { /** * The content identifier for the shared parameters. */ public static final String CONTENT_ID_SHARED_PARAMETERS = "SHARED-PARAMETERS"; /** * The default file name of shared parameters. */ public static final String FILE_NAME_SHARED_PARAMETERS = "shared-params.xml"; // Cached items, filled at conf reload private final Map<X500Name, X509Certificate> subjectsAndCaCerts = new HashMap<>(); private final Map<X509Certificate, IdentifierDecoderType> caCertsAndIdentifierDecoders = new HashMap<>(); private final Map<X509Certificate, List<OcspInfoType>> caCertsAndOcspData = new HashMap<>(); private final Map<ClientId, Set<String>> memberAddresses = new HashMap<>(); private final Map<ClientId, Set<byte[]>> memberAuthCerts = new HashMap<>(); private final Map<String, SecurityServerType> serverByAuthCert = new HashMap<>(); private final Map<SecurityServerId, Set<ClientId>> securityServerClients = new HashMap<>(); private final List<X509Certificate> verificationCaCerts = new ArrayList<>(); private final Set<String> knownAddresses = new HashSet<>(); private final Map<SecurityServerId, SecurityServerType> securityServersById = new HashMap<>(); SharedParameters() { super(ObjectFactory.class, SharedParametersSchemaValidator.class); } ClientId createMemberId(MemberType member) { return ClientId.create(confType.getInstanceIdentifier(), member.getMemberClass().getCode(), member.getMemberCode()); } ClientId createSubsystemId(MemberType member, SubsystemType subsystem) { return ClientId.create(confType.getInstanceIdentifier(), member.getMemberClass().getCode(), member.getMemberCode(), subsystem.getSubsystemCode()); } GlobalGroupId createGlobalGroupId(GlobalGroupType globalGroup) { return GlobalGroupId.create(confType.getInstanceIdentifier(), globalGroup.getGroupCode()); } String getInstanceIdentifier() { return confType.getInstanceIdentifier(); } List<MemberType> getMembers() { return confType.getMember(); } List<ApprovedCAType> getApprovedCAs() { return confType.getApprovedCA(); } List<ApprovedTSAType> getApprovedTSAs() { return confType.getApprovedTSA(); } List<SecurityServerType> getSecurityServers() { return confType.getSecurityServer(); } List<GlobalGroupType> getGlobalGroups() { return confType.getGlobalGroup(); } List<CentralServiceType> getCentralServices() { return confType.getCentralService(); } GlobalSettingsType getGlobalSettings() { return confType.getGlobalSettings(); } GlobalGroupType findGlobalGroup(GlobalGroupId groupId) { if (!groupId.getXRoadInstance().equals(confType.getInstanceIdentifier())) { return null; } return confType.getGlobalGroup().stream().filter(g -> g.getGroupCode().equals(groupId.getGroupCode())) .findFirst().orElse(null); } X509Certificate getCaCertForSubject(X509Certificate subject) throws Exception { X509CertificateHolder certHolder = new X509CertificateHolder(subject.getEncoded()); if (certHolder.getSubject().equals(certHolder.getIssuer())) { return null; } return subjectsAndCaCerts.get(certHolder.getIssuer()); } ClientId getSubjectName(X509Certificate cert, IdentifierDecoderType decoder) throws Exception { return IdentifierDecoderHelper.getSubjectName(cert, decoder, getInstanceIdentifier()); } @Override public void load(String fileName) throws Exception { super.load(fileName); if (fileName == null) { return; } try { clearCache(); cacheCaCerts(); cacheKnownAddresses(); cacheSecurityServers(); } catch (Exception e) { throw translateException(e); } } static MemberType getOwner(SecurityServerType serverType) { if (!(serverType.getOwner() instanceof MemberType)) { throw new RuntimeException("Server owner must be member"); } return (MemberType) serverType.getOwner(); } // ------------------------------------------------------------------------ private void clearCache() { subjectsAndCaCerts.clear(); caCertsAndIdentifierDecoders.clear(); caCertsAndOcspData.clear(); memberAddresses.clear(); memberAuthCerts.clear(); serverByAuthCert.clear(); securityServerClients.clear(); verificationCaCerts.clear(); knownAddresses.clear(); securityServersById.clear(); } private void cacheCaCerts() throws CertificateException, IOException { List<X509Certificate> allCaCerts = new ArrayList<>(); for (ApprovedCAType caType : confType.getApprovedCA()) { List<CaInfoType> topCAs = Arrays.asList(caType.getTopCA()); List<CaInfoType> intermediateCAs = caType.getIntermediateCA(); cacheOcspData(topCAs); cacheOcspData(intermediateCAs); List<X509Certificate> pkiCaCerts = new ArrayList<>(); pkiCaCerts.addAll(getTopOrIntermediateCaCerts(topCAs)); pkiCaCerts.addAll(getTopOrIntermediateCaCerts(intermediateCAs)); Boolean authenticationOnly = caType.isAuthenticationOnly(); if (authenticationOnly == null || !authenticationOnly) { verificationCaCerts.addAll(pkiCaCerts); } IdentifierDecoderType identifierDecoder = caType.getIdentifierDecoder(); for (X509Certificate pkiCaCert : pkiCaCerts) { caCertsAndIdentifierDecoders.put(pkiCaCert, identifierDecoder); } allCaCerts.addAll(pkiCaCerts); } for (X509Certificate cert : allCaCerts) { X509CertificateHolder certHolder = new X509CertificateHolder(cert.getEncoded()); subjectsAndCaCerts.put(certHolder.getSubject(), cert); } } private void cacheKnownAddresses() { confType.getSecurityServer().stream().map(s -> s.getAddress()).filter(StringUtils::isNotBlank) .forEach(knownAddresses::add); } private void cacheSecurityServers() { // Map of XML ID fields mapped to client IDs Map<String, ClientId> clientIds = getClientIds(); for (SecurityServerType securityServer : confType.getSecurityServer()) { // Cache the server. for (byte[] certHash : securityServer.getAuthCertHash()) { serverByAuthCert.put(encodeBase64(certHash), securityServer); } // Add owner of the security server. MemberType owner = (MemberType) securityServer.getOwner(); addServerClient(createMemberId(owner), securityServer); // cache security server information by serverId SecurityServerId securityServerId = SecurityServerId.create(confType.getInstanceIdentifier(), owner.getMemberClass().getCode(), owner.getMemberCode(), securityServer.getServerCode()); securityServersById.put(securityServerId, securityServer); // Add clients of the security server. for (JAXBElement<?> client : securityServer.getClient()) { Object val = client.getValue(); if (val instanceof MemberType) { addServerClient(createMemberId((MemberType) val), securityServer); } else if (val instanceof SubsystemType) { addServerClient(clientIds.get(((SubsystemType) val).getId()), securityServer); } } } } private void addServerClient(ClientId client, SecurityServerType server) { // Add the mapping from client to security server address. if (isNotBlank(server.getAddress())) { addToMap(memberAddresses, client, server.getAddress()); } // Add the mapping from client to authentication certificate. for (byte[] authCert : server.getAuthCertHash()) { addToMap(memberAuthCerts, client, authCert); } MemberType owner = getOwner(server); SecurityServerId securityServerId = SecurityServerId.create(confType.getInstanceIdentifier(), owner.getMemberClass().getCode(), owner.getMemberCode(), server.getServerCode()); addToMap(securityServerClients, securityServerId, client); } private Map<String, ClientId> getClientIds() { Map<String, ClientId> ret = new HashMap<>(); for (MemberType member : confType.getMember()) { ret.put(member.getId(), createMemberId(member)); for (SubsystemType subsystem : member.getSubsystem()) { ret.put(subsystem.getId(), createSubsystemId(member, subsystem)); } } return ret; } private void cacheOcspData(List<CaInfoType> typesUnderCA) throws CertificateException, IOException { for (CaInfoType caType : typesUnderCA) { X509Certificate cert = readCertificate(caType.getCert()); List<OcspInfoType> caOcspTypes = caType.getOcsp(); caCertsAndOcspData.put(cert, caOcspTypes); } } private static <K, V> void addToMap(Map<K, Set<V>> map, K key, V value) { Set<V> coll = map.get(key); if (coll == null) { coll = new HashSet<>(); map.put(key, coll); } coll.add(value); } private static List<X509Certificate> getTopOrIntermediateCaCerts(List<CaInfoType> typesUnderCA) { return typesUnderCA.stream().map(c -> readCertificate(c.getCert())).collect(Collectors.toList()); } }