Examples with ConfigurableValuePolicySupplier com.evolveum.midpoint.repo.common.expression.ConfigurableValuePolicySupplier used on opensource projects

Example 1 with ConfigurableValuePolicySupplier

use of com.evolveum.midpoint.repo.common.expression.ConfigurableValuePolicySupplier in project midpoint by Evolveum.

the class FocalMappingSetEvaluation method createFocusMapping.

private <V extends PrismValue, D extends ItemDefinition<?>, AH extends AssignmentHolderType, T extends AssignmentHolderType> MappingImpl<V, D> createFocusMapping(LensContext<AH> context, FocalMappingEvaluationRequest<?, ?> request, ObjectDeltaObject<AH> focusOdo, @NotNull PrismObject<T> targetContext, Integer iteration, String iterationToken, PrismObject<SystemConfigurationType> configuration, XMLGregorianCalendar now, String contextDesc, Task task, OperationResult result) throws SchemaException, ExpressionEvaluationException, ObjectNotFoundException, CommunicationException, ConfigurationException, SecurityViolationException {
    MappingType mappingBean = request.getMapping();
    MappingKindType mappingKind = request.getMappingKind();
    ObjectType originObject = request.getOriginObject();
    Source<V, D> defaultSource = request.constructDefaultSource(focusOdo);
    AssignmentPathVariables assignmentPathVariables = request.getAssignmentPathVariables();
    if (!MappingImpl.isApplicableToChannel(mappingBean, context.getChannel())) {
        LOGGER.trace("Mapping {} not applicable to channel {}, skipping.", mappingBean, context.getChannel());
        return null;
    }
    ConfigurableValuePolicySupplier valuePolicySupplier = new ConfigurableValuePolicySupplier() {

        private ItemDefinition<?> outputDefinition;

        @Override
        public void setOutputDefinition(ItemDefinition<?> outputDefinition) {
            this.outputDefinition = outputDefinition;
        }

        @Override
        public ValuePolicyType get(OperationResult result) {
            // TODO need to switch to ObjectValuePolicyEvaluator
            if (outputDefinition.getItemName().equals(PasswordType.F_VALUE)) {
                return beans.credentialsProcessor.determinePasswordPolicy(context.getFocusContext());
            }
            if (mappingBean.getExpression() != null) {
                List<JAXBElement<?>> evaluators = mappingBean.getExpression().getExpressionEvaluator();
                if (evaluators != null) {
                    for (JAXBElement jaxbEvaluator : evaluators) {
                        Object object = jaxbEvaluator.getValue();
                        if (object instanceof GenerateExpressionEvaluatorType && ((GenerateExpressionEvaluatorType) object).getValuePolicyRef() != null) {
                            ObjectReferenceType ref = ((GenerateExpressionEvaluatorType) object).getValuePolicyRef();
                            try {
                                ValuePolicyType valuePolicyType = beans.mappingFactory.getObjectResolver().resolve(ref, ValuePolicyType.class, null, "resolving value policy for generate attribute " + outputDefinition.getItemName() + " value", task, result);
                                if (valuePolicyType != null) {
                                    return valuePolicyType;
                                }
                            } catch (CommonException ex) {
                                throw new SystemException(ex.getMessage(), ex);
                            }
                        }
                    }
                }
            }
            return null;
        }
    };
    VariablesMap variables = new VariablesMap();
    variables.put(ExpressionConstants.VAR_FOCUS, focusOdo, focusOdo.getDefinition());
    variables.put(ExpressionConstants.VAR_USER, focusOdo, focusOdo.getDefinition());
    variables.registerAlias(ExpressionConstants.VAR_USER, ExpressionConstants.VAR_FOCUS);
    variables.put(ExpressionConstants.VAR_ITERATION, iteration, Integer.class);
    variables.put(ExpressionConstants.VAR_ITERATION_TOKEN, iterationToken, String.class);
    variables.put(ExpressionConstants.VAR_CONFIGURATION, configuration, SystemConfigurationType.class);
    variables.put(ExpressionConstants.VAR_OPERATION, context.getFocusContext().getOperation().getValue(), String.class);
    variables.put(ExpressionConstants.VAR_SOURCE, originObject, ObjectType.class);
    PrismContext prismContext = beans.prismContext;
    TypedValue<PrismObject<T>> defaultTargetContext = new TypedValue<>(targetContext);
    Collection<V> targetValues = ExpressionUtil.computeTargetValues(mappingBean.getTarget(), defaultTargetContext, variables, beans.mappingFactory.getObjectResolver(), contextDesc, prismContext, task, result);
    MappingSpecificationType specification = new MappingSpecificationType(prismContext).mappingName(mappingBean.getName()).definitionObjectRef(ObjectTypeUtil.createObjectRef(originObject, prismContext)).assignmentId(createAssignmentId(assignmentPathVariables));
    MappingBuilder<V, D> mappingBuilder = beans.mappingFactory.<V, D>createMappingBuilder(mappingBean, contextDesc).sourceContext(focusOdo).defaultSource(defaultSource).targetContext(targetContext.getDefinition()).variablesFrom(variables).variablesFrom(LensUtil.getAssignmentPathVariablesMap(assignmentPathVariables, prismContext)).originalTargetValues(targetValues).mappingKind(mappingKind).originType(OriginType.USER_POLICY).originObject(originObject).valuePolicySupplier(valuePolicySupplier).rootNode(focusOdo).mappingPreExpression(// Used to populate autoassign assignments
    request.getMappingPreExpression()).mappingSpecification(specification).now(now);
    MappingImpl<V, D> mapping = mappingBuilder.build();
    ItemPath itemPath = mapping.getOutputPath();
    if (itemPath == null) {
        // no output element, i.e. this is a "validation mapping"
        return mapping;
    }
    Item<V, D> existingTargetItem = targetContext.findItem(itemPath);
    if (existingTargetItem != null && !existingTargetItem.isEmpty() && mapping.getStrength() == MappingStrengthType.WEAK) {
        LOGGER.trace("Mapping {} is weak and target already has a value {}, skipping.", mapping, existingTargetItem);
        return null;
    }
    return mapping;
}

Example 2 with ConfigurableValuePolicySupplier

use of com.evolveum.midpoint.repo.common.expression.ConfigurableValuePolicySupplier in project midpoint by Evolveum.

the class ProjectionCredentialsProcessor method processProjectionPasswordMapping.

private <F extends FocusType> void processProjectionPasswordMapping(LensContext<F> context, final LensProjectionContext projCtx, final SecurityPolicyType securityPolicy, XMLGregorianCalendar now, Task task, OperationResult result) throws ExpressionEvaluationException, ObjectNotFoundException, SchemaException, CommunicationException, ConfigurationException, SecurityViolationException {
    LensFocusContext<F> focusContext = context.getFocusContext();
    PrismObject<F> focusNew = focusContext.getObjectNew();
    if (focusNew == null) {
        // This must be a focus delete or something similar. No point in proceeding
        LOGGER.trace("focusNew is null, skipping credentials processing");
        return;
    }
    PrismObjectDefinition<ShadowType> accountDefinition = prismContext.getSchemaRegistry().findObjectDefinitionByCompileTimeClass(ShadowType.class);
    PrismPropertyDefinition<ProtectedStringType> projPasswordPropertyDefinition = accountDefinition.findPropertyDefinition(SchemaConstants.PATH_PASSWORD_VALUE);
    ResourceShadowDiscriminator rsd = projCtx.getResourceShadowDiscriminator();
    ResourceObjectDefinition objectDefinition = projCtx.getStructuralObjectDefinition();
    if (objectDefinition == null) {
        LOGGER.trace("No ResourceObjectTypeDefinition, therefore also no password outbound definition," + " skipping credentials processing for projection {}", rsd);
        return;
    }
    List<MappingType> outboundMappingBeans = objectDefinition.getPasswordOutbound();
    if (outboundMappingBeans.isEmpty()) {
        LOGGER.trace("No outbound password mapping for {}, skipping credentials processing", rsd);
        return;
    }
    ObjectDeltaObject<F> objectDeltaObject = focusContext.getObjectDeltaObjectAbsolute();
    // HACK
    if (!projCtx.isDoReconciliation() && !projCtx.isAdd() && !isActivated(outboundMappingBeans, objectDeltaObject.getObjectDelta())) {
        LOGGER.trace("Outbound password mappings not activated for type {}, skipping credentials processing", rsd);
        return;
    }
    ObjectDelta<ShadowType> projDelta = projCtx.getCurrentDelta();
    PropertyDelta<ProtectedStringType> projPasswordDelta;
    if (projDelta != null && projDelta.getChangeType() == MODIFY) {
        projPasswordDelta = projDelta.findPropertyDelta(SchemaConstants.PATH_PASSWORD_VALUE);
    } else {
        projPasswordDelta = null;
    }
    checkExistingDeltaSanity(projCtx, projPasswordDelta);
    boolean evaluateWeak = getEvaluateWeak(projCtx);
    // TODO wave
    ItemDeltaItem<PrismPropertyValue<ProtectedStringType>, PrismPropertyDefinition<ProtectedStringType>> focusPasswordIdi = objectDeltaObject.findIdi(SchemaConstants.PATH_PASSWORD_VALUE);
    ConfigurableValuePolicySupplier valuePolicySupplier = (result1) -> SecurityUtil.getPasswordPolicy(securityPolicy);
    MappingInitializer<PrismPropertyValue<ProtectedStringType>, PrismPropertyDefinition<ProtectedStringType>> initializer = (builder) -> {
        builder.mappingKind(MappingKindType.OUTBOUND).implicitSourcePath(SchemaConstants.PATH_PASSWORD_VALUE).implicitTargetPath(SchemaConstants.PATH_PASSWORD_VALUE);
        builder.defaultTargetDefinition(projPasswordPropertyDefinition);
        builder.defaultSource(new Source<>(focusPasswordIdi, ExpressionConstants.VAR_INPUT_QNAME));
        builder.valuePolicySupplier(valuePolicySupplier);
        return builder;
    };
    MappingOutputProcessor<PrismPropertyValue<ProtectedStringType>> processor = (mappingOutputPath, outputStruct) -> {
        PrismValueDeltaSetTriple<PrismPropertyValue<ProtectedStringType>> outputTriple = outputStruct.getOutputTriple();
        if (outputTriple == null) {
            LOGGER.trace("Credentials 'password' expression resulted in null output triple, skipping credentials processing for {}", rsd);
            return false;
        }
        boolean projectionIsNew = projDelta != null && (projDelta.getChangeType() == ChangeType.ADD || projCtx.getSynchronizationPolicyDecision() == SynchronizationPolicyDecision.ADD);
        Collection<PrismPropertyValue<ProtectedStringType>> newValues;
        if (projectionIsNew) {
            newValues = outputTriple.getNonNegativeValues();
        } else {
            newValues = outputTriple.getPlusSet();
        }
        if (!canGetCleartext(newValues)) {
            ObjectDelta<ShadowType> projectionPrimaryDelta = projCtx.getPrimaryDelta();
            if (projectionPrimaryDelta != null) {
                PropertyDelta<ProtectedStringType> passwordPrimaryDelta = projectionPrimaryDelta.findPropertyDelta(SchemaConstants.PATH_PASSWORD_VALUE);
                if (passwordPrimaryDelta != null) {
                    // We have only hashed value coming from the mapping. There are not very useful
                    // for provisioning. But we have primary projection delta - and that is very likely
                    // to be better.
                    // Skip all password mappings in this case. Primary delta trumps everything.
                    // No weak, normal or even strong mapping can change that.
                    // We need to disregard even strong mapping in this case. If we would heed the strong
                    // mapping then account initialization won't be possible.
                    LOGGER.trace("We have primary password delta in projection, skipping credentials processing");
                    return false;
                }
            }
        }
        Collection<PrismPropertyValue<ProtectedStringType>> minusSet = outputTriple.getMinusSet();
        if (!minusSet.isEmpty()) {
            if (!canGetCleartext(minusSet)) {
                // We have hashed values in minus set. That is not great, we won't be able to get
                // cleartext from that if we need it (e.g. for runAs in provisioning).
                // Therefore try to get old value from focus password delta. If that matches with
                // hashed value then we have the cleartext.
                ProtectedStringType oldProjectionPassword = minusSet.iterator().next().getRealValue();
                PropertyDelta<ProtectedStringType> focusPasswordDelta = (PropertyDelta<ProtectedStringType>) focusPasswordIdi.getDelta();
                Collection<PrismPropertyValue<ProtectedStringType>> focusPasswordDeltaOldValues = focusPasswordDelta.getEstimatedOldValues();
                if (focusPasswordDeltaOldValues != null && !focusPasswordDeltaOldValues.isEmpty()) {
                    ProtectedStringType oldFocusPassword = requireNonNull(focusPasswordDeltaOldValues.iterator().next().getRealValue());
                    try {
                        if (oldFocusPassword.canGetCleartext() && protector.compareCleartext(oldFocusPassword, oldProjectionPassword)) {
                            outputTriple.clearMinusSet();
                            outputTriple.addToMinusSet(prismContext.itemFactory().createPropertyValue(oldFocusPassword));
                        }
                    } catch (EncryptionException e) {
                        throw new SystemException(e.getMessage(), e);
                    }
                }
            }
        }
        return true;
    };
    String projCtxDesc = projCtx.toHumanReadableString();
    PrismObject<ShadowType> shadowNew = projCtx.getObjectNew();
    MappingInitializer<PrismPropertyValue<ProtectedStringType>, PrismPropertyDefinition<ProtectedStringType>> internalInitializer = builder -> {
        builder.addVariableDefinitions(ModelImplUtils.getDefaultVariablesMap(context, projCtx, true));
        builder.mappingKind(MappingKindType.OUTBOUND);
        builder.originType(OriginType.OUTBOUND);
        builder.implicitTargetPath(SchemaConstants.PATH_PASSWORD_VALUE);
        builder.originObject(projCtx.getResource());
        initializer.initialize(builder);
        return builder;
    };
    MappingEvaluatorParams<PrismPropertyValue<ProtectedStringType>, PrismPropertyDefinition<ProtectedStringType>, ShadowType, F> params = new MappingEvaluatorParams<>();
    params.setMappingTypes(outboundMappingBeans);
    params.setMappingDesc("password mapping" + " in projection " + projCtxDesc);
    params.setNow(now);
    params.setInitializer(internalInitializer);
    params.setProcessor(processor);
    params.setTargetLoader(new ProjectionMappingLoader<>(projCtx, contextLoader));
    params.setAPrioriTargetObject(shadowNew);
    params.setAPrioriTargetDelta(LensUtil.findAPrioriDelta(context, projCtx));
    params.setTargetContext(projCtx);
    params.setDefaultTargetItemPath(SchemaConstants.PATH_PASSWORD_VALUE);
    if (context.getFocusContext() != null) {
        params.setSourceContext(context.getFocusContext().getObjectDeltaObjectAbsolute());
    }
    params.setEvaluateCurrent(MappingTimeEval.CURRENT);
    params.setEvaluateWeak(evaluateWeak);
    params.setContext(context);
    params.setHasFullTargetObject(projCtx.hasFullShadow());
    projectionMappingSetEvaluator.evaluateMappingsToTriples(params, task, result);
}