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* SpecificAssetIds default closed: If no externalSubjectId is set, only the owner has access to this specificAssetId * make specificAssetId public with wildcardprefix: PUBLIC_READABLE: If externalsubjectId includes the prefix, the specificAssetId is visible for everyone
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108 changes: 108 additions & 0 deletions
108
...end/src/main/java/org/eclipse/tractusx/semantics/registry/service/ShellAccessHandler.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,108 @@ | ||
| package org.eclipse.tractusx.semantics.registry.service; | ||
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| import java.util.HashSet; | ||
| import java.util.List; | ||
| import java.util.Set; | ||
| import java.util.stream.Collectors; | ||
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| import org.eclipse.tractusx.semantics.RegistryProperties; | ||
| import org.eclipse.tractusx.semantics.registry.model.Shell; | ||
| import org.eclipse.tractusx.semantics.registry.model.ShellIdentifier; | ||
| import org.eclipse.tractusx.semantics.registry.model.ShellIdentifierExternalSubjectReferenceKey; | ||
| import org.springframework.stereotype.Service; | ||
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| import lombok.extern.slf4j.Slf4j; | ||
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| /******************************************************************************** | ||
| * Copyright (c) 2021-2023 Robert Bosch Manufacturing Solutions GmbH | ||
| * Copyright (c) 2021-2023 Contributors to the Eclipse Foundation | ||
| * | ||
| * See the NOTICE file(s) distributed with this work for additional | ||
| * information regarding copyright ownership. | ||
| * | ||
| * This program and the accompanying materials are made available under the | ||
| * terms of the Apache License, Version 2.0 which is available at | ||
| * https://www.apache.org/licenses/LICENSE-2.0. | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT | ||
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the | ||
| * License for the specific language governing permissions and limitations | ||
| * under the License. | ||
| * | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| ********************************************************************************/ | ||
| @Slf4j | ||
| @Service | ||
| public class ShellAccessHandler { | ||
| private final String owningTenantId; | ||
| private final String externalSubjectIdWildcardPrefix; | ||
| private final List<String> externalSubjectIdWildcardAllowedTypes; | ||
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| public ShellAccessHandler( RegistryProperties registryProperties ) { | ||
| this.owningTenantId = registryProperties.getIdm().getOwningTenantId(); | ||
| this.externalSubjectIdWildcardPrefix = registryProperties.getExternalSubjectIdWildcardPrefix(); | ||
| this.externalSubjectIdWildcardAllowedTypes = registryProperties.getExternalSubjectIdWildcardAllowedTypes(); | ||
| } | ||
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| /** | ||
| * This method filter out the shell-properties based on externalSubjectId in the specificAssetIds.<br> | ||
| * 1. Condition: The owner of the shell has full access to the shell.<br> | ||
| * 2. Condition: If the given @param externalSubjectId is included in one of the specificAssetIds, all shell-properties are visible. Only the list of specificAssetIds are limited to given externalSubjectId.<br> | ||
| * 3. Condition: If the given @param externalSubjectId is not included in one of the specificAssetIds, only few properties are visible:idShort, submodelDescriptors | ||
| * | ||
| * | ||
| * @param shell | ||
| * @param externalSubjectId externalSubjectId/tenantId | ||
| * @return filtered Shell | ||
| */ | ||
| public Shell filterShellProperties( Shell shell, String externalSubjectId ) { | ||
| if ( externalSubjectId.equals( owningTenantId ) ) { | ||
| return shell; | ||
| } | ||
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| Set<ShellIdentifier> filteredIdentifiers = filterSpecificAssetIdsByTenantId( shell.getIdentifiers(), externalSubjectId ); | ||
| boolean hasOnlyPublicAccess = !filteredIdentifiers.stream().anyMatch( shellIdentifier -> { | ||
| if ( shellIdentifier.getExternalSubjectId() == null ) { | ||
| return false; | ||
| } | ||
| return shellIdentifier.getExternalSubjectId().getKeys().stream().anyMatch( key -> key.getValue().equals( externalSubjectId ) ); | ||
| } | ||
| ); | ||
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| if ( hasOnlyPublicAccess ) { | ||
| return new Shell() | ||
| .withIdentifiers( filteredIdentifiers ) | ||
| .withSubmodels( shell.getSubmodels() ) | ||
| .withIdExternal( shell.getIdExternal() ) | ||
| .withId( shell.getId() ) | ||
| .withCreatedDate( shell.getCreatedDate() ); | ||
| } | ||
| return shell.withIdentifiers( filteredIdentifiers ); | ||
| } | ||
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| private Set<ShellIdentifier> filterSpecificAssetIdsByTenantId( Set<ShellIdentifier> shellIdentifiers, String tenantId ) { | ||
| // the owning tenant should always see all identifiers | ||
| if ( tenantId.equals( owningTenantId ) ) { | ||
| return shellIdentifiers; | ||
| } | ||
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| Set<ShellIdentifier> externalSubjectIdSet = new HashSet<>(); | ||
| for ( ShellIdentifier identifier : shellIdentifiers ) { | ||
| if ( identifier.getExternalSubjectId() != null ) { | ||
| Set<ShellIdentifierExternalSubjectReferenceKey> optionalReferenceKey = | ||
| identifier.getExternalSubjectId().getKeys().stream().filter( shellIdentifierExternalSubjectReferenceKey -> | ||
| // Match if externalSubjectId = tenantId | ||
| shellIdentifierExternalSubjectReferenceKey.getValue().equals( tenantId ) || | ||
| // or match if externalSubjectId = externalSubjectIdWildcardPrefix and key of identifier (for example manufacturerPartId) is allowing wildcard. | ||
| (shellIdentifierExternalSubjectReferenceKey.getValue().equals( externalSubjectIdWildcardPrefix ) && | ||
| externalSubjectIdWildcardAllowedTypes.contains( identifier.getKey() )) ).collect( Collectors.toSet() ); | ||
| if ( optionalReferenceKey != null && !optionalReferenceKey.isEmpty() ) { | ||
| identifier.getExternalSubjectId().setKeys( optionalReferenceKey ); | ||
| externalSubjectIdSet.add( identifier ); | ||
| } | ||
| } | ||
| } | ||
| return externalSubjectIdSet; | ||
| } | ||
| } |
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