| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://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. |
| */ |
| package org.apache.syncope.core.logic; |
| |
| import com.codahale.metrics.MetricRegistry; |
| import java.lang.reflect.Method; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.Comparator; |
| import java.util.List; |
| import org.apache.camel.component.metrics.routepolicy.MetricsRegistryService; |
| import org.apache.commons.lang3.ArrayUtils; |
| import org.apache.commons.lang3.StringUtils; |
| import org.apache.syncope.common.lib.SyncopeClientException; |
| import org.apache.syncope.common.lib.to.CamelMetrics; |
| import org.apache.syncope.common.lib.to.CamelRouteTO; |
| import org.apache.syncope.common.lib.types.AnyTypeKind; |
| import org.apache.syncope.common.lib.types.CamelEntitlement; |
| import org.apache.syncope.common.lib.types.ClientExceptionType; |
| import org.apache.syncope.core.persistence.api.dao.CamelRouteDAO; |
| import org.apache.syncope.core.persistence.api.dao.NotFoundException; |
| import org.apache.syncope.core.persistence.api.entity.CamelRoute; |
| import org.apache.syncope.core.provisioning.api.data.CamelRouteDataBinder; |
| import org.apache.syncope.core.provisioning.camel.CamelException; |
| import org.apache.syncope.core.provisioning.camel.SyncopeCamelContext; |
| import org.springframework.security.access.prepost.PreAuthorize; |
| import org.springframework.transaction.annotation.Transactional; |
| |
| public class CamelRouteLogic extends AbstractTransactionalLogic<CamelRouteTO> { |
| |
| protected final CamelRouteDAO routeDAO; |
| |
| protected final CamelRouteDataBinder binder; |
| |
| protected final SyncopeCamelContext context; |
| |
| public CamelRouteLogic( |
| final CamelRouteDAO routeDAO, |
| final CamelRouteDataBinder binder, |
| final SyncopeCamelContext context) { |
| |
| this.routeDAO = routeDAO; |
| this.binder = binder; |
| this.context = context; |
| } |
| |
| @PreAuthorize("hasRole('" + CamelEntitlement.ROUTE_LIST + "')") |
| @Transactional(readOnly = true) |
| public List<CamelRouteTO> list(final AnyTypeKind anyTypeKind) { |
| List<CamelRouteTO> routes = new ArrayList<>(); |
| |
| routeDAO.find(anyTypeKind).forEach(route -> routes.add(binder.getRouteTO(route))); |
| return routes; |
| } |
| |
| @PreAuthorize("hasRole('" + CamelEntitlement.ROUTE_READ + "')") |
| @Transactional(readOnly = true) |
| public CamelRouteTO read(final AnyTypeKind anyTypeKind, final String key) { |
| CamelRoute route = routeDAO.find(key); |
| if (route == null) { |
| throw new NotFoundException("CamelRoute with key=" + key); |
| } |
| |
| if (route.getAnyTypeKind() != anyTypeKind) { |
| SyncopeClientException sce = SyncopeClientException.build(ClientExceptionType.InvalidRequest); |
| sce.getElements().add("Found " + anyTypeKind + ", expected " + route.getAnyTypeKind()); |
| throw sce; |
| } |
| |
| return binder.getRouteTO(route); |
| } |
| |
| @PreAuthorize("hasRole('" + CamelEntitlement.ROUTE_UPDATE + "')") |
| public void update(final AnyTypeKind anyTypeKind, final CamelRouteTO routeTO) { |
| CamelRoute route = routeDAO.find(routeTO.getKey()); |
| if (route == null) { |
| throw new NotFoundException("CamelRoute with key=" + routeTO.getKey()); |
| } |
| |
| if (route.getAnyTypeKind() != anyTypeKind) { |
| SyncopeClientException sce = SyncopeClientException.build(ClientExceptionType.InvalidRequest); |
| sce.getElements().add("Found " + anyTypeKind + ", expected " + route.getAnyTypeKind()); |
| throw sce; |
| } |
| |
| String originalContent = route.getContent(); |
| |
| LOG.debug("Updating route {} with content {}", routeTO.getKey(), routeTO.getContent()); |
| binder.update(route, routeTO); |
| |
| try { |
| context.updateContext(routeTO.getKey()); |
| } catch (CamelException e) { |
| // if an exception was thrown while updating the context, restore the former route definition |
| LOG.debug("Update of route {} failed, reverting", routeTO.getKey()); |
| context.restoreRoute(routeTO.getKey(), originalContent); |
| |
| throw e; |
| } |
| } |
| |
| @PreAuthorize("hasRole('" + CamelEntitlement.ROUTE_UPDATE + "')") |
| public void restartContext() { |
| context.restartContext(); |
| } |
| |
| @PreAuthorize("isAuthenticated()") |
| public CamelMetrics metrics() { |
| CamelMetrics metrics = new CamelMetrics(); |
| |
| MetricsRegistryService registryService = context.getCamelContext().hasService(MetricsRegistryService.class); |
| if (registryService == null) { |
| LOG.warn("Camel metrics not available"); |
| } else { |
| MetricRegistry registry = registryService.getMetricsRegistry(); |
| registry.getTimers().entrySet().stream().map(entry -> { |
| CamelMetrics.MeanRate meanRate = new CamelMetrics.MeanRate(); |
| meanRate.setRouteId(StringUtils.substringBetween(entry.getKey(), ".", ".")); |
| meanRate.setValue(entry.getValue().getMeanRate()); |
| return meanRate; |
| }).forEachOrdered(meanRate -> metrics.getResponseMeanRates().add(meanRate)); |
| |
| metrics.getResponseMeanRates().sort((o1, o2) -> Collections.reverseOrder(Comparator.<Double>naturalOrder()). |
| compare(o1.getValue(), o2.getValue())); |
| } |
| |
| return metrics; |
| } |
| |
| @Override |
| protected CamelRouteTO resolveReference(final Method method, final Object... args) |
| throws UnresolvedReferenceException { |
| |
| String key = null; |
| |
| if (ArrayUtils.isNotEmpty(args)) { |
| for (int i = 0; key == null && i < args.length; i++) { |
| if (args[i] instanceof String) { |
| key = (String) args[i]; |
| } else if (args[i] instanceof CamelRouteTO) { |
| key = ((CamelRouteTO) args[i]).getKey(); |
| } |
| } |
| } |
| |
| if (key != null) { |
| try { |
| return binder.getRouteTO(routeDAO.find(key)); |
| } catch (Throwable ignore) { |
| LOG.debug("Unresolved reference", ignore); |
| throw new UnresolvedReferenceException(ignore); |
| } |
| } |
| |
| throw new UnresolvedReferenceException(); |
| } |
| |
| } |