/
InboundProcessor.java
1456 lines (1251 loc) · 70.3 KB
/
InboundProcessor.java
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/*
* Copyright (c) 2010-2017 Evolveum
*
* Licensed 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 com.evolveum.midpoint.model.impl.lens.projector.focus;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.stream.Collectors;
import javax.xml.datatype.XMLGregorianCalendar;
import javax.xml.namespace.QName;
import org.apache.commons.collections.CollectionUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import com.evolveum.midpoint.common.filter.Filter;
import com.evolveum.midpoint.common.filter.FilterManager;
import com.evolveum.midpoint.common.refinery.PropertyLimitations;
import com.evolveum.midpoint.common.refinery.RefinedAssociationDefinition;
import com.evolveum.midpoint.common.refinery.RefinedAttributeDefinition;
import com.evolveum.midpoint.common.refinery.RefinedObjectClassDefinition;
import com.evolveum.midpoint.model.api.context.SynchronizationPolicyDecision;
import com.evolveum.midpoint.model.common.mapping.MappingImpl;
import com.evolveum.midpoint.model.common.mapping.MappingFactory;
import com.evolveum.midpoint.model.impl.lens.*;
import com.evolveum.midpoint.model.impl.lens.projector.ContextLoader;
import com.evolveum.midpoint.model.impl.lens.projector.MappingEvaluator;
import com.evolveum.midpoint.model.impl.lens.projector.MappingEvaluatorParams;
import com.evolveum.midpoint.model.impl.lens.projector.MappingInitializer;
import com.evolveum.midpoint.model.impl.lens.projector.MappingOutputProcessor;
import com.evolveum.midpoint.model.impl.lens.projector.credentials.CredentialsProcessor;
import com.evolveum.midpoint.prism.Item;
import com.evolveum.midpoint.prism.ItemDefinition;
import com.evolveum.midpoint.prism.OriginType;
import com.evolveum.midpoint.prism.PrismContainer;
import com.evolveum.midpoint.prism.PrismContainerValue;
import com.evolveum.midpoint.prism.PrismContext;
import com.evolveum.midpoint.prism.PrismObject;
import com.evolveum.midpoint.prism.PrismObjectDefinition;
import com.evolveum.midpoint.prism.PrismProperty;
import com.evolveum.midpoint.prism.PrismPropertyDefinition;
import com.evolveum.midpoint.prism.PrismPropertyValue;
import com.evolveum.midpoint.prism.PrismReference;
import com.evolveum.midpoint.prism.PrismValue;
import com.evolveum.midpoint.prism.crypto.EncryptionException;
import com.evolveum.midpoint.prism.crypto.Protector;
import com.evolveum.midpoint.prism.delta.ChangeType;
import com.evolveum.midpoint.prism.delta.ContainerDelta;
import com.evolveum.midpoint.prism.delta.DeltaSetTriple;
import com.evolveum.midpoint.prism.delta.ItemDelta;
import com.evolveum.midpoint.prism.delta.ObjectDelta;
import com.evolveum.midpoint.prism.delta.PrismValueDeltaSetTriple;
import com.evolveum.midpoint.prism.delta.PropertyDelta;
import com.evolveum.midpoint.prism.path.ItemPath;
import com.evolveum.midpoint.provisioning.api.ProvisioningService;
import com.evolveum.midpoint.repo.common.expression.ExpressionUtil;
import com.evolveum.midpoint.repo.common.expression.ExpressionVariables;
import com.evolveum.midpoint.repo.common.expression.ItemDeltaItem;
import com.evolveum.midpoint.repo.common.expression.Source;
import com.evolveum.midpoint.repo.common.expression.ValuePolicyResolver;
import com.evolveum.midpoint.repo.common.expression.VariableProducer;
import com.evolveum.midpoint.schema.constants.ExpressionConstants;
import com.evolveum.midpoint.schema.constants.SchemaConstants;
import com.evolveum.midpoint.schema.result.OperationResult;
import com.evolveum.midpoint.task.api.Task;
import com.evolveum.midpoint.util.DebugUtil;
import com.evolveum.midpoint.util.PrettyPrinter;
import com.evolveum.midpoint.util.exception.CommunicationException;
import com.evolveum.midpoint.util.exception.ConfigurationException;
import com.evolveum.midpoint.util.exception.ExpressionEvaluationException;
import com.evolveum.midpoint.util.exception.ObjectNotFoundException;
import com.evolveum.midpoint.util.exception.SchemaException;
import com.evolveum.midpoint.util.exception.SecurityViolationException;
import com.evolveum.midpoint.util.exception.SystemException;
import com.evolveum.midpoint.util.logging.Trace;
import com.evolveum.midpoint.util.logging.TraceManager;
import com.evolveum.midpoint.xml.ns._public.common.common_3.ActivationType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.AssignmentPolicyEnforcementType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.FocusType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.LayerType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.MappingStrengthType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.MappingType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.ObjectType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.PasswordType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.PropertyAccessType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.ResourceBidirectionalMappingAndDefinitionType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.ResourceBidirectionalMappingType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.ResourceType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.ShadowAssociationType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.ShadowType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.ValueFilterType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.ValuePolicyType;
import com.evolveum.prism.xml.ns._public.types_3.ProtectedStringType;
import static org.apache.commons.lang3.BooleanUtils.isTrue;
/**
* Processor that takes changes from accounts and synchronization deltas and updates user attributes if necessary
* (by creating secondary user object delta {@link ObjectDelta}).
*
* @author lazyman
* @author Radovan Semancik
*/
@Component
public class InboundProcessor {
private static final String PROCESS_INBOUND_HANDLING = InboundProcessor.class.getName() + ".processInbound";
private static final Trace LOGGER = TraceManager.getTrace(InboundProcessor.class);
@Autowired private PrismContext prismContext;
@Autowired private FilterManager<Filter> filterManager;
@Autowired private MappingFactory mappingFactory;
@Autowired private ContextLoader contextLoader;
@Autowired private CredentialsProcessor credentialsProcessor;
@Autowired private MappingEvaluator mappingEvaluator;
@Autowired private Protector protector;
@Autowired private ProvisioningService provisioningService;
// private Map<ItemDefinition, List<Mapping<?,?>>> mappingsToTarget;
<O extends ObjectType> void processInbound(LensContext<O> context, XMLGregorianCalendar now, Task task, OperationResult result) throws SchemaException, ExpressionEvaluationException, ObjectNotFoundException, ConfigurationException, CommunicationException, SecurityViolationException {
LensFocusContext<O> focusContext = context.getFocusContext();
if (focusContext == null) {
LOGGER.trace("Skipping inbound because there is no focus");
return;
}
if (!FocusType.class.isAssignableFrom(focusContext.getObjectTypeClass())) {
// We can do this only for focus types.
LOGGER.trace("Skipping inbound because {} is not focal type", focusContext.getObjectTypeClass());
return;
}
processInboundFocal((LensContext<? extends FocusType>)context, task, now, result);
}
private <F extends FocusType> void processInboundFocal(LensContext<F> context, Task task, XMLGregorianCalendar now,
OperationResult result) throws SchemaException, ExpressionEvaluationException, ObjectNotFoundException, ConfigurationException, CommunicationException, SecurityViolationException {
LensFocusContext<F> focusContext = context.getFocusContext();
if (focusContext == null) {
LOGGER.trace("Skipping inbound processing because focus is null");
return;
}
if (focusContext.isDelete()) {
LOGGER.trace("Skipping inbound processing because focus is being deleted");
return;
}
ObjectDelta<F> userSecondaryDelta = focusContext.getProjectionWaveSecondaryDelta();
if (userSecondaryDelta != null && ChangeType.DELETE.equals(userSecondaryDelta.getChangeType())) {
//we don't need to do inbound if we are deleting this user
return;
}
OperationResult subResult = result.createMinorSubresult(PROCESS_INBOUND_HANDLING);
try {
for (LensProjectionContext projectionContext : context.getProjectionContexts()) {
if (projectionContext.isThombstone()) {
if (LOGGER.isTraceEnabled()) {
LOGGER.trace("Skipping processing of inbound expressions for projection {} because is is thombstone", projectionContext.getHumanReadableName());
}
continue;
}
if (!projectionContext.isCanProject()){
if (LOGGER.isTraceEnabled()) {
LOGGER.trace("Skipping processing of inbound expressions for projection {}: there is a limit to propagate changes only from resource {}",
projectionContext.getHumanReadableName(), context.getTriggeredResourceOid());
}
continue;
}
ObjectDelta<ShadowType> aPrioriDelta = getAPrioriDelta(context, projectionContext);
if (!projectionContext.isDoReconciliation() && aPrioriDelta == null && !LensUtil.hasDependentContext(context, projectionContext) && !projectionContext.isFullShadow() && !projectionContext.isDelete()) {
if (LOGGER.isTraceEnabled()) {
LOGGER.trace("Projection dump\n {}", projectionContext.debugDump());
LOGGER.trace("Skipping processing of inbound expressions for projection {}: no full shadow, no reconciliation, no a priori delta and no dependent context and it's not delete operation",
projectionContext.getHumanReadableName());
}
continue;
}
RefinedObjectClassDefinition rOcDef = projectionContext.getCompositeObjectClassDefinition();
if (rOcDef == null) {
LOGGER.error("Definition for projection {} not found in the context, but it " +
"should be there, dumping context:\n{}", projectionContext.getHumanReadableName(), context.debugDump());
throw new IllegalStateException("Definition for projection " + projectionContext.getHumanReadableName()
+ " not found in the context, but it should be there");
}
processInboundMappingsForProjection(context, projectionContext, rOcDef, aPrioriDelta, task, now, subResult);
}
} finally {
subResult.computeStatus();
}
}
private boolean isDeleteAccountDelta(LensProjectionContext accountContext) throws SchemaException {
if (accountContext.getSyncDelta() != null && ChangeType.DELETE == accountContext.getSyncDelta().getChangeType()){
return true;
}
if (accountContext.getDelta() != null && ChangeType.DELETE == accountContext.getDelta().getChangeType()){
return true;
}
return false;
}
private <F extends FocusType, V extends PrismValue, D extends ItemDefinition> void processInboundMappingsForProjection(LensContext<F> context,
LensProjectionContext projContext,
RefinedObjectClassDefinition projectionDefinition, ObjectDelta<ShadowType> aPrioriProjectionDelta, Task task, XMLGregorianCalendar now, OperationResult result)
throws SchemaException, ExpressionEvaluationException, ObjectNotFoundException, ConfigurationException, CommunicationException, SecurityViolationException {
if (aPrioriProjectionDelta == null && projContext.getObjectCurrent() == null) {
LOGGER.trace("Nothing to process in inbound, both a priori delta and current account were null.");
return;
}
PrismObject<ShadowType> accountCurrent = projContext.getObjectCurrent();
if (hasAnyStrongMapping(projectionDefinition) && !projContext.isFullShadow() && !projContext.isThombstone()) {
LOGGER.trace("There are strong inbound mapping, but the shadow hasn't be fully loaded yet. Trying to load full shadow now.");
accountCurrent = loadProjection(context, projContext, task, result, accountCurrent);
if (projContext.getSynchronizationPolicyDecision() == SynchronizationPolicyDecision.BROKEN) {
return;
}
}
Map<ItemDefinition, List<MappingImpl<?,?>>> mappingsToTarget = new HashMap<>();
for (QName accountAttributeName : projectionDefinition.getNamesOfAttributesWithInboundExpressions()) {
boolean cont = processAttributeInbound(accountAttributeName, aPrioriProjectionDelta, projContext, projectionDefinition, context, now, mappingsToTarget, task, result);
if (!cont) {
return;
}
}
for (QName accountAttributeName : projectionDefinition.getNamesOfAssociationsWithInboundExpressions()) {
boolean cont = processAssociationInbound(accountAttributeName, aPrioriProjectionDelta, projContext, projectionDefinition, context, now, mappingsToTarget, task, result);
if (!cont) {
return;
}
}
if (isDeleteAccountDelta(projContext)) {
// we don't need to do inbound if account was deleted
return;
}
processSpecialPropertyInbound(projectionDefinition.getPasswordInbound(), SchemaConstants.PATH_PASSWORD_VALUE, SchemaConstants.PATH_PASSWORD_VALUE,
context.getFocusContext().getObjectNew(), projContext, projectionDefinition, context, now, task, result);
processSpecialPropertyInbound(projectionDefinition.getActivationBidirectionalMappingType(ActivationType.F_ADMINISTRATIVE_STATUS), SchemaConstants.PATH_ACTIVATION_ADMINISTRATIVE_STATUS,
context.getFocusContext().getObjectNew(), projContext, projectionDefinition, context, now, task, result);
processSpecialPropertyInbound(projectionDefinition.getActivationBidirectionalMappingType(ActivationType.F_VALID_FROM), SchemaConstants.PATH_ACTIVATION_VALID_FROM,
context.getFocusContext().getObjectNew(), projContext, projectionDefinition, context, now, task, result);
processSpecialPropertyInbound(projectionDefinition.getActivationBidirectionalMappingType(ActivationType.F_VALID_TO), SchemaConstants.PATH_ACTIVATION_VALID_TO,
context.getFocusContext().getObjectNew(), projContext, projectionDefinition, context, now, task, result);
processAuxiliaryObjectClassInbound(aPrioriProjectionDelta, projContext, projectionDefinition, context, now, mappingsToTarget, task, result);
Collection<ItemDelta<V, D>> deltas = evaluateInboundMapping(mappingsToTarget, context, projContext, task, result);
if (deltas == null) {
LOGGER.trace("No focus delta produces from inbound mappings");
return;
}
for (ItemDelta<V, D> focusItemDelta : deltas) {
if (focusItemDelta != null && !focusItemDelta.isEmpty()) {
if (LOGGER.isTraceEnabled()) {
LOGGER.trace("Created delta (from inbound expression for {} on {})\n{}", focusItemDelta.getElementName(), projContext.getResource(), focusItemDelta.debugDump(1));
}
context.getFocusContext().swallowToProjectionWaveSecondaryDelta(focusItemDelta);
context.recomputeFocus();
} else {
LOGGER.trace("Created delta (from inbound expression for {} on {}) was null or empty.", focusItemDelta.getElementName(), projContext.getResource());
}
}
}
private <V extends PrismValue, D extends ItemDefinition, F extends FocusType> boolean processAttributeInbound(QName accountAttributeName,
ObjectDelta<ShadowType> aPrioriProjectionDelta, final LensProjectionContext projContext,
RefinedObjectClassDefinition projectionDefinition, final LensContext<F> context,
XMLGregorianCalendar now, Map<ItemDefinition, List<MappingImpl<?,?>>> mappingsToTarget,
Task task, OperationResult result) throws SchemaException, ExpressionEvaluationException, ObjectNotFoundException, ConfigurationException, SecurityViolationException, CommunicationException {
PrismObject<ShadowType> projCurrent = projContext.getObjectCurrent();
PrismObject<ShadowType> projNew = projContext.getObjectNew();
final ItemDelta<V, D> attributeAPrioriDelta;
if (aPrioriProjectionDelta != null) {
attributeAPrioriDelta = aPrioriProjectionDelta.findItemDelta(new ItemPath(SchemaConstants.C_ATTRIBUTES, accountAttributeName));
if (attributeAPrioriDelta == null && !projContext.isFullShadow() && !LensUtil.hasDependentContext(context, projContext)) {
LOGGER.trace("Skipping inbound for {} in {}: Not a full shadow and account a priori delta exists, but doesn't have change for processed property.",
accountAttributeName, projContext.getResourceShadowDiscriminator());
return true;
}
} else {
attributeAPrioriDelta = null;
}
RefinedAttributeDefinition<?> attrDef = projectionDefinition.findAttributeDefinition(accountAttributeName);
if (attrDef.isIgnored(LayerType.MODEL)) {
LOGGER.trace("Skipping inbound for attribute {} in {} because the attribute is ignored",
PrettyPrinter.prettyPrint(accountAttributeName), projContext.getResourceShadowDiscriminator());
return true;
}
List<MappingType> inboundMappingTypes = attrDef.getInboundMappingTypes();
if (LOGGER.isTraceEnabled()) {
LOGGER.trace("Processing inbound for {} in {}; ({} mappings)", PrettyPrinter.prettyPrint(accountAttributeName),
projContext.getResourceShadowDiscriminator(), inboundMappingTypes.size());
}
PropertyLimitations limitations = attrDef.getLimitations(LayerType.MODEL);
if (limitations != null) {
PropertyAccessType access = limitations.getAccess();
if (access != null) {
if (access.isRead() == null || !access.isRead()) {
LOGGER.warn("Inbound mapping for non-readable attribute {} in {}, skipping",
accountAttributeName, projContext.getHumanReadableName());
return true;
}
}
}
if (inboundMappingTypes.isEmpty()) {
return true;
}
for (MappingType inboundMappingType : inboundMappingTypes) {
// There are two processing options:
//
// * If we have a delta as an input we will proceed in relative mode, applying mappings on the delta.
// This usually happens when a delta comes from a sync notification or if there is a primary projection delta.
//
// * if we do NOT have a delta then we will proceed in absolute mode. In that mode we will apply the
// mappings to the absolute projection state that we got from provisioning. This is a kind of "inbound reconciliation".
//
// TODO what if there is a priori delta for a given attribute (e.g. ADD one) and
// we want to reconcile also the existing attribute value? This probably would not work.
if (inboundMappingType.getStrength() == MappingStrengthType.STRONG) {
LOGGER.trace("There is an inbound mapping with strength == STRONG, trying to load full account now.");
if (!projContext.isFullShadow() && !projContext.isDelete()) {
projCurrent = loadProjection(context, projContext, task, result, projCurrent);
if (projContext.getSynchronizationPolicyDecision() == SynchronizationPolicyDecision.BROKEN) {
return false;
}
}
}
if (attributeAPrioriDelta == null && !projContext.isFullShadow() && !LensUtil.hasDependentContext(context, projContext)) {
LOGGER.trace("Skipping inbound for {} in {}: Not a full shadow and account a priori delta exists, but doesn't have change for processed property.",
accountAttributeName, projContext.getResourceShadowDiscriminator());
continue;
}
PrismObject<F> focus;
if (context.getFocusContext().getObjectCurrent() != null) {
focus = context.getFocusContext().getObjectCurrent();
} else {
focus = context.getFocusContext().getObjectNew();
}
if (attributeAPrioriDelta != null) {
LOGGER.trace("Processing inbound from a priori delta: {}", aPrioriProjectionDelta);
PrismProperty oldAccountProperty = null;
if (projCurrent != null) {
oldAccountProperty = projCurrent.findProperty(new ItemPath(ShadowType.F_ATTRIBUTES, accountAttributeName));
}
collectMappingsForTargets(context, projContext, inboundMappingType, accountAttributeName, oldAccountProperty, attributeAPrioriDelta, focus, null, mappingsToTarget, task, result);
} else if (projCurrent != null) {
projCurrent = loadFullShadowIfNeeded(projContext, projCurrent, context, now, task, result);
if (projCurrent == null) {
return false;
}
PrismProperty<?> oldAccountProperty = projCurrent.findProperty(new ItemPath(ShadowType.F_ATTRIBUTES, accountAttributeName));
LOGGER.trace("Processing inbound from account sync absolute state (currentAccount): {}", oldAccountProperty);
collectMappingsForTargets(context, projContext, inboundMappingType, accountAttributeName, oldAccountProperty, null,
focus, null, mappingsToTarget, task, result);
}
}
return true;
}
private <V extends PrismValue, D extends ItemDefinition, F extends FocusType> boolean processAssociationInbound(QName accountAttributeName,
ObjectDelta<ShadowType> aPrioriProjectionDelta, final LensProjectionContext projContext,
RefinedObjectClassDefinition projectionDefinition, final LensContext<F> context,
XMLGregorianCalendar now, Map<ItemDefinition, List<MappingImpl<?,?>>> mappingsToTarget,
Task task, OperationResult result) throws SchemaException, ExpressionEvaluationException, ObjectNotFoundException, ConfigurationException, SecurityViolationException, CommunicationException {
PrismObject<ShadowType> projCurrent = projContext.getObjectCurrent();
PrismObject<ShadowType> projNew = projContext.getObjectNew();
final ItemDelta<V, D> attributeAPrioriDelta;
if (aPrioriProjectionDelta != null) {
attributeAPrioriDelta = aPrioriProjectionDelta.findItemDelta(new ItemPath(ShadowType.F_ASSOCIATION));
if (attributeAPrioriDelta == null && !projContext.isFullShadow() && !LensUtil.hasDependentContext(context, projContext)) {
LOGGER.trace("Skipping inbound for {} in {}: Not a full shadow and account a priori delta exists, but doesn't have change for processed property.",
accountAttributeName, projContext.getResourceShadowDiscriminator());
return true;
}
} else {
attributeAPrioriDelta = null;
}
RefinedAssociationDefinition associationDef = projectionDefinition.findAssociationDefinition(accountAttributeName);
//TODO:
if (associationDef.isIgnored(LayerType.MODEL)) {
LOGGER.trace("Skipping inbound for association {} in {} because the association is ignored",
PrettyPrinter.prettyPrint(accountAttributeName), projContext.getResourceShadowDiscriminator());
return true;
}
List<MappingType> inboundMappingTypes = associationDef.getInboundMappingTypes();
if (LOGGER.isTraceEnabled()) {
LOGGER.trace("Processing inbound for {} in {}; ({} mappings)", PrettyPrinter.prettyPrint(accountAttributeName),
projContext.getResourceShadowDiscriminator(), inboundMappingTypes.size());
}
PropertyLimitations limitations = associationDef.getLimitations(LayerType.MODEL);
if (limitations != null) {
PropertyAccessType access = limitations.getAccess();
if (access != null) {
if (access.isRead() == null || !access.isRead()) {
LOGGER.warn("Inbound mapping for non-readable association {} in {}, skipping",
accountAttributeName, projContext.getHumanReadableName());
return true;
}
}
}
if (inboundMappingTypes.isEmpty()) {
return true;
}
for (MappingType inboundMappingType : inboundMappingTypes) {
// There are two processing options:
//
// * If we have a delta as an input we will proceed in relative mode, applying mappings on the delta.
// This usually happens when a delta comes from a sync notification or if there is a primary projection delta.
//
// * if we do NOT have a delta then we will proceed in absolute mode. In that mode we will apply the
// mappings to the absolute projection state that we got from provisioning. This is a kind of "inbound reconciliation".
//
// TODO what if there is a priori delta for a given attribute (e.g. ADD one) and
// we want to reconcile also the existing attribute value? This probably would not work.
if (inboundMappingType.getStrength() == MappingStrengthType.STRONG) {
LOGGER.trace("There is an association inbound mapping with strength == STRONG, trying to load full account now.");
if (!projContext.isFullShadow() && !projContext.isDelete()) {
projCurrent = loadProjection(context, projContext, task, result, projCurrent);
if (projContext.getSynchronizationPolicyDecision() == SynchronizationPolicyDecision.BROKEN) {
return false;
}
}
}
if (attributeAPrioriDelta == null && !projContext.isFullShadow() && !LensUtil.hasDependentContext(context, projContext)) {
LOGGER.trace("Skipping association inbound for {} in {}: Not a full shadow and account a priori delta exists, but doesn't have change for processed property.",
accountAttributeName, projContext.getResourceShadowDiscriminator());
continue;
}
PrismObject<F> focus;
if (context.getFocusContext().getObjectCurrent() != null) {
focus = context.getFocusContext().getObjectCurrent();
} else {
focus = context.getFocusContext().getObjectNew();
}
ItemDelta focusItemDelta = null;
if (attributeAPrioriDelta != null) {
LOGGER.trace("Processing association inbound from a priori delta: {}", attributeAPrioriDelta);
PrismContainer<ShadowAssociationType> oldShadowAssociation = projCurrent.findContainer(ShadowType.F_ASSOCIATION);
PrismContainer<ShadowAssociationType> filteredAssociations = null;
if (oldShadowAssociation != null) {
filteredAssociations = oldShadowAssociation.getDefinition().instantiate();
Collection<PrismContainerValue<ShadowAssociationType>> filteredAssociationValues = oldShadowAssociation.getValues().stream()
.filter(rVal -> accountAttributeName.equals(rVal.asContainerable().getName()))
.map(val -> val.clone())
.collect(Collectors.toCollection(ArrayList::new));
prismContext.adopt(filteredAssociations);
filteredAssociations.addAll(filteredAssociationValues);
}
resolveEntitlementsIfNeeded((ContainerDelta<ShadowAssociationType>) attributeAPrioriDelta, filteredAssociations, projContext, task, result);
VariableProducer<PrismContainerValue<ShadowAssociationType>> entitlementVariable =
(value, variables) -> resolveEntitlement(value, projContext, variables);
collectMappingsForTargets(context, projContext, inboundMappingType, accountAttributeName, (Item) oldShadowAssociation,
attributeAPrioriDelta, focus, (VariableProducer) entitlementVariable, mappingsToTarget, task, result);
} else if (projCurrent != null) {
projCurrent = loadFullShadowIfNeeded(projContext, projCurrent, context, now, task, result);
if (projCurrent == null) {
LOGGER.trace("Loading of full shadow failed");
return false;
}
PrismContainer<ShadowAssociationType> oldShadowAssociation = projCurrent.findContainer(ShadowType.F_ASSOCIATION);
if (oldShadowAssociation == null) {
LOGGER.trace("No shadow association value");
return true;
}
PrismContainer<ShadowAssociationType> filteredAssociations = oldShadowAssociation.getDefinition().instantiate();
Collection<PrismContainerValue<ShadowAssociationType>> filteredAssociationValues = oldShadowAssociation.getValues().stream()
.filter(rVal -> accountAttributeName.equals(rVal.asContainerable().getName()))
.map(val -> val.clone())
.collect(Collectors.toCollection(ArrayList::new));
prismContext.adopt(filteredAssociations);
filteredAssociations.addAll(filteredAssociationValues);
resolveEntitlementsIfNeeded((ContainerDelta<ShadowAssociationType>) attributeAPrioriDelta, filteredAssociations, projContext, task, result);
VariableProducer<PrismContainerValue<ShadowAssociationType>> entitlementVariable =
(value, variables) -> resolveEntitlement(value, projContext, variables);;
LOGGER.trace("Processing association inbound from account sync absolute state (currentAccount): {}", filteredAssociations);
collectMappingsForTargets(context, projContext, inboundMappingType, accountAttributeName, filteredAssociations,
null, focus, entitlementVariable, mappingsToTarget, task, result);
}
}
return true;
}
private void resolveEntitlement(PrismContainerValue<ShadowAssociationType> value, LensProjectionContext projContext, ExpressionVariables variables) {
LOGGER.trace("Producing value {} ", value);
PrismObject<ShadowType> entitlement = projContext.getEntitlementMap().get(value.findReference(ShadowAssociationType.F_SHADOW_REF).getOid());
LOGGER.trace("Resolved entitlement {}", entitlement);
if (variables.containsKey(ExpressionConstants.VAR_ENTITLEMENT)) {
variables.replaceVariableDefinition(ExpressionConstants.VAR_ENTITLEMENT, entitlement);
} else {
variables.addVariableDefinition(ExpressionConstants.VAR_ENTITLEMENT, entitlement);
}
}
private <F extends FocusType> void processAuxiliaryObjectClassInbound(
ObjectDelta<ShadowType> aPrioriProjectionDelta, final LensProjectionContext projContext,
RefinedObjectClassDefinition projectionDefinition, final LensContext<F> context,
XMLGregorianCalendar now, Map<ItemDefinition, List<MappingImpl<?,?>>> mappingsToTarget,
Task task, OperationResult result) throws SchemaException, ExpressionEvaluationException, ObjectNotFoundException, ConfigurationException, SecurityViolationException, CommunicationException {
ResourceBidirectionalMappingAndDefinitionType auxiliaryObjectClassMappings = projectionDefinition.getAuxiliaryObjectClassMappings();
if (auxiliaryObjectClassMappings == null) {
return;
}
List<MappingType> inboundMappingTypes = auxiliaryObjectClassMappings.getInbound();
if (LOGGER.isTraceEnabled()) {
LOGGER.trace("Processing inbound for auxiliary object class in {}; ({} mappings)",
projContext.getResourceShadowDiscriminator(), inboundMappingTypes.size());
}
if (inboundMappingTypes.isEmpty()) {
return;
}
PrismObject<ShadowType> projCurrent = projContext.getObjectCurrent();
PrismObject<ShadowType> projNew = projContext.getObjectNew();
final PropertyDelta<QName> attributeAPrioriDelta;
if (aPrioriProjectionDelta != null) {
attributeAPrioriDelta = aPrioriProjectionDelta.findPropertyDelta(ShadowType.F_AUXILIARY_OBJECT_CLASS);
if (attributeAPrioriDelta == null && !projContext.isFullShadow() && !LensUtil.hasDependentContext(context, projContext)) {
LOGGER.trace("Skipping inbound for auxiliary object class in {}: Not a full shadow and account a priori delta exists, but doesn't have change for processed property.",
projContext.getResourceShadowDiscriminator());
return;
}
} else {
attributeAPrioriDelta = null;
}
// Make we always have full shadow when dealing with auxiliary object classes.
// Unlike structural object class the auxiliary object classes may have changed
// on the resource
projCurrent = loadFullShadowIfNeeded(projContext, projCurrent, context, now, task, result);
if (projCurrent == null) {
return;
}
PrismObject<F> focus;
if (context.getFocusContext().getObjectCurrent() != null) {
focus = context.getFocusContext().getObjectCurrent();
} else {
focus = context.getFocusContext().getObjectNew();
}
for (MappingType inboundMappingType : inboundMappingTypes) {
ItemDelta focusItemDelta = null;
PrismProperty<QName> oldAccountProperty = projCurrent.findProperty(ShadowType.F_AUXILIARY_OBJECT_CLASS);
LOGGER.trace("Processing inbound from account sync absolute state (currentAccount): {}", oldAccountProperty);
collectMappingsForTargets(context, projContext, inboundMappingType, ShadowType.F_AUXILIARY_OBJECT_CLASS, oldAccountProperty, null, focus, null, mappingsToTarget, task, result);
}
}
private <F extends FocusType> PrismObject<ShadowType> loadFullShadowIfNeeded(LensProjectionContext projContext, PrismObject<ShadowType> projCurrent,
LensContext<F> context, XMLGregorianCalendar now, Task task, OperationResult result) throws SchemaException {
if (!projContext.isFullShadow()) {
LOGGER.warn("Attempted to execute inbound expression on account shadow {} WITHOUT full account. Trying to load the account now.", projContext.getOid()); // todo change to trace level eventually
projCurrent = loadProjection(context, projContext, task, result, projCurrent);
if (projContext.getSynchronizationPolicyDecision() == SynchronizationPolicyDecision.BROKEN) {
return null;
}
if (!projContext.isFullShadow()) {
if (projContext.getResourceShadowDiscriminator().getOrder() > 0) {
// higher-order context. It is OK not to load this
LOGGER.trace("Skipped load of higher-order account with shadow OID {} skipping inbound processing on it", projContext.getOid());
return null;
}
// TODO: is it good to mark as broken? what is
// the resorce is down?? if there is no
// assignment and the account was added directly
// it can cause that the account will be
// unlinked from the user FIXME
LOGGER.warn("Couldn't load account with shadow OID {}, setting context as broken and skipping inbound processing on it", projContext.getOid());
projContext.setSynchronizationPolicyDecision(SynchronizationPolicyDecision.BROKEN);
return null;
}
}
return projCurrent;
}
private <F extends FocusType> PrismObject<ShadowType> loadProjection(LensContext<F> context,
LensProjectionContext projContext, Task task, OperationResult result, PrismObject<ShadowType> accountCurrent)
throws SchemaException {
try {
contextLoader.loadFullShadow(context, projContext, "inbound", task, result);
accountCurrent = projContext.getObjectCurrent();
} catch (ObjectNotFoundException | SecurityViolationException | CommunicationException | ConfigurationException | ExpressionEvaluationException e) {
LOGGER.warn("Couldn't load account with shadow OID {} because of {}, setting context as broken and skipping inbound processing on it", projContext.getOid(), e.getMessage());
projContext.setSynchronizationPolicyDecision(SynchronizationPolicyDecision.BROKEN);
}
return accountCurrent;
}
private boolean hasAnyStrongMapping(RefinedObjectClassDefinition objectDefinition) {
for (QName attributeName : objectDefinition.getNamesOfAttributesWithInboundExpressions()) {
RefinedAttributeDefinition<?> attributeDefinition = objectDefinition.findAttributeDefinition(attributeName);
for (MappingType inboundMapping : attributeDefinition.getInboundMappingTypes()){
if (inboundMapping.getStrength() == MappingStrengthType.STRONG) {
return true;
}
}
}
return false;
}
/**
* A priori delta is a delta that was executed in a previous "step". That means it is either delta from a previous
* wave or a sync delta (in wave 0).
*/
private <F extends ObjectType> ObjectDelta<ShadowType> getAPrioriDelta(LensContext<F> context,
LensProjectionContext accountContext) throws SchemaException {
int wave = context.getProjectionWave();
if (wave == 0) {
return accountContext.getSyncDelta();
}
if (wave == accountContext.getWave() + 1) {
// If this resource was processed in a previous wave ....
// Normally, we take executed delta. However, there are situations (like preview changes - i.e. projector without execution),
// when there is no executed delta. In that case we take standard primary + secondary delta.
// TODO is this really correct? Think if the following can happen:
// - NOT previewing
// - no executed deltas but
// - existing primary/secondary delta.
List<LensObjectDeltaOperation<ShadowType>> executed = accountContext.getExecutedDeltas();
if (executed != null && !executed.isEmpty()) {
return executed.get(executed.size()-1).getObjectDelta();
} else {
return accountContext.getDelta();
}
}
return null;
}
private <F extends ObjectType> boolean checkWeakSkip(MappingImpl<?,?> inbound, PrismObject<F> newUser) throws SchemaException {
if (inbound.getStrength() != MappingStrengthType.WEAK) {
return false;
}
if (newUser == null) {
return false;
}
PrismProperty<?> property = newUser.findProperty(inbound.getOutputPath());
if (property != null && !property.isEmpty()) {
return true;
}
return false;
}
private <F extends FocusType, V extends PrismValue, D extends ItemDefinition> void collectMappingsForTargets(final LensContext<F> context,
LensProjectionContext projectionCtx, MappingType inboundMappingType,
QName accountAttributeName, Item<V,D> oldAccountProperty,
ItemDelta<V,D> attributeAPrioriDelta,
PrismObject<F> focusNew,
VariableProducer<V> variableProducer, Map<ItemDefinition, List<MappingImpl<?,?>>> mappingsToTarget,
Task task, OperationResult result) throws ExpressionEvaluationException, ObjectNotFoundException, SchemaException, ConfigurationException, SecurityViolationException, CommunicationException {
if (oldAccountProperty != null && oldAccountProperty.hasRaw()) {
throw new SystemException("Property "+oldAccountProperty+" has raw parsing state, such property cannot be used in inbound expressions");
}
ResourceType resource = projectionCtx.getResource();
MappingImpl.Builder<V,D> builder = mappingFactory.createMappingBuilder(inboundMappingType,
"inbound expression for "+accountAttributeName+" in "+resource);
if (!builder.isApplicableToChannel(context.getChannel())) {
return;
}
PrismObject<ShadowType> accountNew = projectionCtx.getObjectNew();
ExpressionVariables variables = new ExpressionVariables();
variables.addVariableDefinition(ExpressionConstants.VAR_USER, focusNew);
variables.addVariableDefinition(ExpressionConstants.VAR_FOCUS, focusNew);
variables.addVariableDefinition(ExpressionConstants.VAR_ACCOUNT, accountNew);
variables.addVariableDefinition(ExpressionConstants.VAR_SHADOW, accountNew);
variables.addVariableDefinition(ExpressionConstants.VAR_RESOURCE, resource);
variables.addVariableDefinition(ExpressionConstants.VAR_CONFIGURATION, context.getSystemConfiguration());
variables.addVariableDefinition(ExpressionConstants.VAR_OPERATION, context.getFocusContext().getOperation().getValue());
Source<V,D> defaultSource = new Source<>(oldAccountProperty, attributeAPrioriDelta, null, ExpressionConstants.VAR_INPUT);
defaultSource.recompute();
builder = builder.defaultSource(defaultSource)
.targetContext(LensUtil.getFocusDefinition(context))
.variables(variables)
.variableResolver(variableProducer)
.valuePolicyResolver(createStringPolicyResolver(context, task, result))
.originType(OriginType.INBOUND)
.originObject(resource);
if (!context.getFocusContext().isDelete()){
Collection<V> originalValues = ExpressionUtil.computeTargetValues(inboundMappingType.getTarget(), focusNew, variables, mappingFactory.getObjectResolver() , "resolving range", task, result);
builder.originalTargetValues(originalValues);
}
MappingImpl<V, D> mapping = builder.build();
if (checkWeakSkip(mapping, focusNew)) {
LOGGER.trace("Skipping because of mapping is weak and focus property has already a value");
return;
}
ItemPath targetFocusItemPath = mapping.getOutputPath();
if (ItemPath.isNullOrEmpty(targetFocusItemPath)) {
throw new ConfigurationException("Empty target path in "+mapping.getContextDescription());
}
boolean isAssignment = new ItemPath(FocusType.F_ASSIGNMENT).equivalent(targetFocusItemPath);
Item targetFocusItem = null;
if (focusNew != null) {
targetFocusItem = focusNew.findItem(targetFocusItemPath);
}
PrismObjectDefinition<F> focusDefinition = context.getFocusContext().getObjectDefinition();
ItemDefinition targetItemDef = focusDefinition.findItemDefinition(targetFocusItemPath);
if (targetItemDef == null) {
throw new SchemaException("No definition for focus property "+targetFocusItemPath+", cannot process inbound expression in "+resource);
}
List<MappingImpl<V, D>> existingMapping = (List) mappingsToTarget.get(targetItemDef);
if (CollectionUtils.isEmpty(existingMapping)) {
mappingsToTarget.put(targetItemDef, Arrays.asList(mapping));
} else {
List<MappingImpl<V, D>> clone = new ArrayList<>(existingMapping);
clone.add(mapping);
mappingsToTarget.replace(targetItemDef, (List) clone);
}
}
private <F extends FocusType, V extends PrismValue,D extends ItemDefinition> Collection<ItemDelta<V,D>> evaluateInboundMapping(Map<ItemDefinition, List<MappingImpl<?,?>>> mappingsToTarget, final LensContext<F> context,
LensProjectionContext projectionCtx, Task task, OperationResult result) throws ExpressionEvaluationException, ObjectNotFoundException, SchemaException, ConfigurationException, SecurityViolationException, CommunicationException {
PrismObject<F> focusNew = context.getFocusContext().getObjectCurrent();
if (focusNew == null) {
focusNew = context.getFocusContext().getObjectNew();
}
Collection<ItemDelta<V, D>> outputDeltas = new ArrayList<>();
Set<Entry<D, List<MappingImpl<V, D>>>> mappingsToTargeSet = (Set) mappingsToTarget.entrySet();
for (Entry<D, List<MappingImpl<V, D>>> mappingEntry : mappingsToTargeSet) {
checkTolerant(mappingEntry.getValue());
List<MappingImpl<V, D>> mappings = mappingEntry.getValue();
Iterator<MappingImpl<V, D>> mappingIterator = mappings.iterator();
DeltaSetTriple<ItemValueWithOrigin<V, D>> allTriples = new DeltaSetTriple<ItemValueWithOrigin<V, D>>();
while (mappingIterator.hasNext()) {
MappingImpl<V, D> mapping = mappingIterator.next();
mappingEvaluator.evaluateMapping(mapping, context, projectionCtx, task, result);
DeltaSetTriple<ItemValueWithOrigin<V, D>> itemValueWithOrigin = ItemValueWithOrigin.createOutputTriple(mapping);
if (LOGGER.isTraceEnabled()) {
LOGGER.trace("Inbound mapping for {}\nreturned triple:\n{}", mapping.getDefaultSource().debugDump(),
itemValueWithOrigin == null ? "null" : itemValueWithOrigin.debugDump());
}
if (itemValueWithOrigin != null) {
allTriples.addAllToMinusSet(itemValueWithOrigin.getMinusSet());
allTriples.addAllToPlusSet(itemValueWithOrigin.getPlusSet());
allTriples.addAllToZeroSet(itemValueWithOrigin.getZeroSet());
}
}
AssignmentPolicyEnforcementType assignmentEnforcement = projectionCtx.getAssignmentPolicyEnforcementType();
DeltaSetTriple<ItemValueWithOrigin<V, D>> consolidatedTriples = consolidateTriples(allTriples, assignmentEnforcement);
LOGGER.trace("Consolidated triples {} \nfor mapping for item {}", consolidatedTriples.debugDumpLazily(), mappingEntry.getKey());
MappingImpl<V, D> firstMapping = mappingEntry.getValue().iterator().next();
outputDeltas.add(
collectOutputDelta(mappingEntry.getKey(), firstMapping.getOutputPath(), focusNew,
consolidatedTriples, isTrue(firstMapping.isTolerant()),
hasRange(mappingEntry.getValue()), projectionCtx.isDelete()));
}
// if no changes were generated return null
return outputDeltas.isEmpty() ? null : outputDeltas;
}
private <V extends PrismValue, D extends ItemDefinition> DeltaSetTriple<ItemValueWithOrigin<V, D>> consolidateTriples(DeltaSetTriple<ItemValueWithOrigin<V, D>> originTriples, AssignmentPolicyEnforcementType enforcement) {
// Meaning of the resulting triple:
// values in PLUS set will be added (valuesToAdd in delta)
// values in MINUS set will be removed (valuesToDelete in delta)
// values in ZERO set will be compared with existing values in
// user property
// the differences will be added to delta
Collection<ItemValueWithOrigin<V, D>> consolidatedZeroSet = new HashSet<>();
Collection<ItemValueWithOrigin<V, D>> consolidatedPlusSet = new HashSet<>();
Collection<ItemValueWithOrigin<V, D>> consolidatedMinusSet = new HashSet<>();
if (originTriples != null) {
if (originTriples.hasPlusSet()) {
Collection<ItemValueWithOrigin<V, D>> plusSet = originTriples.getPlusSet();
LOGGER.trace("Consolidating plusSet from origin:\n {}", DebugUtil.debugDumpLazily(plusSet));
for (ItemValueWithOrigin<V, D> plusValue : plusSet) {
boolean consolidated = false;
if (originTriples.hasMinusSet()) {
for (ItemValueWithOrigin<V, D> minusValue: originTriples.getMinusSet()) {
if (minusValue.getItemValue().equalsRealValue(plusValue.getItemValue())) {
LOGGER.trace(
"Removing value {} from minus set -> moved to the zero, becuase the same value present in plus and minus set at the same time",
minusValue.debugDumpLazily());
consolidatedMinusSet.remove(minusValue);
consolidatedPlusSet.remove(plusValue);
consolidatedZeroSet.add(minusValue);
consolidated = true;
}
}
}
if (originTriples.hasZeroSet()) {
for (ItemValueWithOrigin<V, D> zeroValue: originTriples.getZeroSet()) {
if (zeroValue.getItemValue().equalsRealValue(plusValue.getItemValue())) {
LOGGER.trace(
"Removing value {} from plus set -> moved to the zero, becuase the same value present in plus and minus set at the same time",
zeroValue.debugDumpLazily());
consolidatedPlusSet.remove(plusValue);
consolidated = true;
}
}
}
if (!consolidated) { //&& !PrismValue.containsRealValue(consolidatedPlusSet, plusValue)) {
consolidatedPlusSet.add(plusValue);
}
}
}
if (originTriples.hasZeroSet()) {
Collection<ItemValueWithOrigin<V, D>> zeroSet = originTriples.getZeroSet();
LOGGER.trace("Consolidating zero set from origin:\n {}", DebugUtil.debugDumpLazily(zeroSet));
for (ItemValueWithOrigin<V, D> zeroValue : zeroSet) {
boolean consolidated = false;
if (originTriples.hasMinusSet()) {
for (ItemValueWithOrigin<V, D> minusValue : originTriples.getMinusSet()) {
if (minusValue.getItemValue().equalsRealValue(zeroValue.getItemValue())) {
LOGGER.trace(
"Removing value {} from minus set -> moved to the zero, becuase the same value present in zero and minus set at the same time",
minusValue.debugDumpLazily());
consolidatedMinusSet.remove(minusValue);
consolidatedZeroSet.add(minusValue);
consolidated = true;
}
}
}
if (originTriples.hasPlusSet()) {
for (ItemValueWithOrigin<V, D> plusValue : originTriples.getPlusSet()) {
if (plusValue.getItemValue().equalsRealValue(zeroValue.getItemValue())) {
LOGGER.trace(
"Removing value {} from plus set -> moved to the zero, becuase the same value present in zero and plus set at the same time",
plusValue.debugDumpLazily());
consolidatedPlusSet.remove(plusValue);
consolidatedZeroSet.add(plusValue);
consolidated = true;
}
}
}
if (!consolidated) {// && !PrismValue.containsRealValue(consolidatedZeroSet, zeroValue)) {
consolidatedZeroSet.add(zeroValue);
}
}
}
if (originTriples.hasMinusSet()) {
Collection<ItemValueWithOrigin<V, D>> minusSet = originTriples.getMinusSet();
LOGGER.trace("Consolidating minus set from origin:\n {}", DebugUtil.debugDumpLazily(minusSet));
for (ItemValueWithOrigin<V, D> minusValue : minusSet){
boolean consolidated = false;
if (originTriples.hasPlusSet()) {
for (ItemValueWithOrigin<V, D> plusValue : originTriples.getPlusSet()) {
if (plusValue.getItemValue().equalsRealValue(minusValue.getItemValue())) {
LOGGER.trace(
"Removing value {} from minus set -> moved to the zero, becuase the same value present in plus and minus set at the same time",
plusValue.debugDumpLazily());
consolidatedPlusSet.remove(plusValue);
consolidatedMinusSet.remove(minusValue);
consolidatedZeroSet.add(minusValue);
consolidated = true;
}
}
}
if (originTriples.hasZeroSet()) {
for (ItemValueWithOrigin<V, D> zeroValue : originTriples.getZeroSet()) {
if (zeroValue.getItemValue().equalsRealValue(minusValue.getItemValue())) {
LOGGER.trace(
"Removing value {} from minus set -> moved to the zero, becuase the same value present in plus and minus set at the same time",
zeroValue.debugDumpLazily());
consolidatedMinusSet.remove(minusValue);
consolidatedZeroSet.add(zeroValue);
consolidated = true;
}
}
}
if (!consolidated) { // && !PrismValue.containsRealValue(consolidatedMinusSet, minusValue)) {
consolidatedMinusSet.add(minusValue);
}
}
}
}
DeltaSetTriple<ItemValueWithOrigin<V, D>> consolidatedTriples = new DeltaSetTriple<>();
consolidatedTriples.addAllToMinusSet(consolidatedMinusSet);