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RoleServiceImpl.java
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/
RoleServiceImpl.java
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/*******************************************************************************
* Copyright (c) 2016, 2022 Eurotech and/or its affiliates and others
*
* This program and the accompanying materials are made
* available under the terms of the Eclipse Public License 2.0
* which is available at https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Eurotech - initial API and implementation
*******************************************************************************/
package org.eclipse.kapua.service.authorization.role.shiro;
import org.eclipse.kapua.KapuaDuplicateNameException;
import org.eclipse.kapua.KapuaEntityNotFoundException;
import org.eclipse.kapua.KapuaErrorCodes;
import org.eclipse.kapua.KapuaException;
import org.eclipse.kapua.commons.configuration.AbstractKapuaConfigurableResourceLimitedService;
import org.eclipse.kapua.commons.jpa.EntityManagerContainer;
import org.eclipse.kapua.commons.util.ArgumentValidator;
import org.eclipse.kapua.event.ServiceEvent;
import org.eclipse.kapua.locator.KapuaLocator;
import org.eclipse.kapua.locator.KapuaProvider;
import org.eclipse.kapua.model.domain.Actions;
import org.eclipse.kapua.model.id.KapuaId;
import org.eclipse.kapua.model.query.KapuaQuery;
import org.eclipse.kapua.model.query.predicate.AttributePredicate.Operator;
import org.eclipse.kapua.service.authorization.AuthorizationDomains;
import org.eclipse.kapua.service.authorization.AuthorizationService;
import org.eclipse.kapua.service.authorization.permission.Permission;
import org.eclipse.kapua.service.authorization.permission.PermissionFactory;
import org.eclipse.kapua.service.authorization.permission.shiro.PermissionValidator;
import org.eclipse.kapua.service.authorization.role.Role;
import org.eclipse.kapua.service.authorization.role.RoleAttributes;
import org.eclipse.kapua.service.authorization.role.RoleCreator;
import org.eclipse.kapua.service.authorization.role.RoleFactory;
import org.eclipse.kapua.service.authorization.role.RoleListResult;
import org.eclipse.kapua.service.authorization.role.RolePermissionCreator;
import org.eclipse.kapua.service.authorization.role.RolePermissionFactory;
import org.eclipse.kapua.service.authorization.role.RoleQuery;
import org.eclipse.kapua.service.authorization.role.RoleService;
import org.eclipse.kapua.service.authorization.shiro.AuthorizationEntityManagerFactory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.inject.Inject;
/**
* {@link RoleService} implementation.
*
* @since 1.0.0
*/
@KapuaProvider
public class RoleServiceImpl extends AbstractKapuaConfigurableResourceLimitedService<Role, RoleCreator, RoleService, RoleListResult, RoleQuery, RoleFactory> implements RoleService {
private static final Logger LOG = LoggerFactory.getLogger(RoleServiceImpl.class);
private static final KapuaLocator LOCATOR = KapuaLocator.getInstance();
@Inject
private AuthorizationService authorizationService;
@Inject
private PermissionFactory permissionFactory;
@Inject
private RolePermissionFactory rolePermissionFactory;
public RoleServiceImpl() {
super(RoleService.class.getName(), AuthorizationDomains.ROLE_DOMAIN,
AuthorizationEntityManagerFactory.getInstance(), RoleCacheFactory.getInstance(), RoleService.class,
RoleFactory.class);
}
@Override
public Role create(RoleCreator roleCreator) throws KapuaException {
//
// Argument validation
ArgumentValidator.notNull(roleCreator, "roleCreator");
ArgumentValidator.notNull(roleCreator.getScopeId(), "roleCreator.scopeId");
ArgumentValidator.validateEntityName(roleCreator.getName(), "roleCreator.name");
ArgumentValidator.notNull(roleCreator.getPermissions(), "roleCreator.permissions");
//
// Check Access
authorizationService.checkPermission(permissionFactory.newPermission(AuthorizationDomains.ROLE_DOMAIN, Actions.write, roleCreator.getScopeId()));
//
// Check entity limit
checkAllowedEntities(roleCreator.getScopeId(), "Roles");
//
// Check duplicate name
RoleQuery query = new RoleQueryImpl(roleCreator.getScopeId());
query.setPredicate(query.attributePredicate(RoleAttributes.NAME, roleCreator.getName()));
if (count(query) > 0) {
throw new KapuaDuplicateNameException(roleCreator.getName());
}
//
// If permission are created out of the role scope, check that the current user has the permission on the external scopeId.
if (roleCreator.getPermissions() != null) {
for (Permission p : roleCreator.getPermissions()) {
if (p.getTargetScopeId() == null || !p.getTargetScopeId().equals(roleCreator.getScopeId())) {
authorizationService.checkPermission(p);
}
}
}
//
// Check that the given permission matches the definition of the Domains.
PermissionValidator.validatePermissions(roleCreator.getPermissions());
//
// Do create
return entityManagerSession.doTransactedAction(EntityManagerContainer.<Role>create().onResultHandler(em -> {
Role role = RoleDAO.create(em, roleCreator);
if (!roleCreator.getPermissions().isEmpty()) {
for (Permission p : roleCreator.getPermissions()) {
RolePermissionCreator rolePermissionCreator = rolePermissionFactory.newCreator(roleCreator.getScopeId());
rolePermissionCreator.setRoleId(role.getId());
rolePermissionCreator.setPermission(p);
RolePermissionDAO.create(em, rolePermissionCreator);
}
}
return role;
}));
}
@Override
public Role update(Role role) throws KapuaException {
//
// Argument validation
ArgumentValidator.notNull(role, "role");
ArgumentValidator.notNull(role.getId(), "role.id");
ArgumentValidator.notNull(role.getScopeId(), "role.scopeId");
ArgumentValidator.validateEntityName(role.getName(), "role.name");
//
// Check Access
authorizationService.checkPermission(permissionFactory.newPermission(AuthorizationDomains.ROLE_DOMAIN, Actions.write, role.getScopeId()));
//
// Check existence
if (find(role.getScopeId(), role.getId()) == null) {
throw new KapuaEntityNotFoundException(Role.TYPE, role.getId());
}
//
// Check duplicate name
RoleQuery query = new RoleQueryImpl(role.getScopeId());
query.setPredicate(
query.andPredicate(
query.attributePredicate(RoleAttributes.NAME, role.getName()),
query.attributePredicate(RoleAttributes.ENTITY_ID, role.getId(), Operator.NOT_EQUAL)
)
);
if (count(query) > 0) {
throw new KapuaDuplicateNameException(role.getName());
}
//
// Do update
return entityManagerSession.doTransactedAction(EntityManagerContainer.<Role>create().onResultHandler(em -> RoleDAO.update(em, role))
.onBeforeHandler(() -> {
entityCache.remove(null, role);
return null;
}));
}
@Override
public void delete(KapuaId scopeId, KapuaId roleId) throws KapuaException {
//
// Argument validation
ArgumentValidator.notNull(scopeId, "scopeId");
ArgumentValidator.notNull(roleId, "roleId");
//
// Check Access
authorizationService.checkPermission(permissionFactory.newPermission(AuthorizationDomains.ROLE_DOMAIN, Actions.delete, scopeId));
//
// Check existence
if (find(scopeId, roleId) == null) {
throw new KapuaEntityNotFoundException(Role.TYPE, roleId);
}
if (roleId.equals(KapuaId.ONE)) {
throw new KapuaException(KapuaErrorCodes.ADMIN_ROLE_DELETED_ERROR);
}
//
// Do delete
entityManagerSession.doTransactedAction(EntityManagerContainer.<Role>create().onResultHandler(em -> RoleDAO.delete(em, scopeId, roleId))
.onAfterHandler((emptyParam) -> entityCache.remove(scopeId, roleId)));
}
@Override
public Role find(KapuaId scopeId, KapuaId roleId) throws KapuaException {
//
// Argument validation
ArgumentValidator.notNull(scopeId, "scopeId");
ArgumentValidator.notNull(roleId, "roleId");
//
// Check Access
authorizationService.checkPermission(permissionFactory.newPermission(AuthorizationDomains.ROLE_DOMAIN, Actions.read, scopeId));
//
// Do find
return entityManagerSession.doAction(EntityManagerContainer.<Role>create().onResultHandler(em -> RoleDAO.find(em, scopeId, roleId))
.onBeforeHandler(() -> (Role) entityCache.get(scopeId, roleId))
.onAfterHandler((entity) -> entityCache.put(entity)));
}
@Override
public RoleListResult query(KapuaQuery query) throws KapuaException {
//
// Argument validation
ArgumentValidator.notNull(query, "query");
//
// Check Access
authorizationService.checkPermission(permissionFactory.newPermission(AuthorizationDomains.ROLE_DOMAIN, Actions.read, query.getScopeId()));
//
// Do query
return entityManagerSession.doAction(EntityManagerContainer.<RoleListResult>create().onResultHandler(em -> RoleDAO.query(em, query)));
}
@Override
public long count(KapuaQuery query) throws KapuaException {
//
// Argument validation
ArgumentValidator.notNull(query, "query");
//
// Check Access
authorizationService.checkPermission(permissionFactory.newPermission(AuthorizationDomains.ROLE_DOMAIN, Actions.read, query.getScopeId()));
//
// Do count
return entityManagerSession.doAction(EntityManagerContainer.<Long>create().onResultHandler(em -> RoleDAO.count(em, query)));
}
//@ListenServiceEvent(fromAddress="account")
public void onKapuaEvent(ServiceEvent kapuaEvent) throws KapuaException {
if (kapuaEvent == null) {
//service bus error. Throw some exception?
}
LOG.info("RoleService: received kapua event from {}, operation {}", kapuaEvent.getService(), kapuaEvent.getOperation());
if ("account".equals(kapuaEvent.getService()) && "delete".equals(kapuaEvent.getOperation())) {
deleteRoleByAccountId(kapuaEvent.getScopeId(), kapuaEvent.getEntityId());
}
}
private void deleteRoleByAccountId(KapuaId scopeId, KapuaId accountId) throws KapuaException {
RoleQuery query = new RoleQueryImpl(accountId);
RoleListResult rolesToDelete = query(query);
for (Role r : rolesToDelete.getItems()) {
delete(r.getScopeId(), r.getId());
}
}
}