2 * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
9 package org.opendaylight.controller.netconf.confignetconfconnector.mapping.config;
11 import com.google.common.base.Optional;
12 import com.google.common.collect.Lists;
13 import com.google.common.collect.Maps;
14 import java.util.Date;
15 import java.util.List;
17 import java.util.Map.Entry;
18 import javax.management.ObjectName;
19 import javax.management.openmbean.OpenType;
20 import org.opendaylight.controller.config.util.ConfigRegistryClient;
21 import org.opendaylight.controller.config.yangjmxgenerator.RuntimeBeanEntry;
22 import org.opendaylight.controller.config.yangjmxgenerator.attribute.AttributeIfc;
23 import org.opendaylight.controller.netconf.api.NetconfDocumentedException;
24 import org.opendaylight.controller.netconf.confignetconfconnector.mapping.attributes.fromxml.AttributeConfigElement;
25 import org.opendaylight.controller.netconf.confignetconfconnector.mapping.attributes.fromxml.AttributeReadingStrategy;
26 import org.opendaylight.controller.netconf.confignetconfconnector.mapping.attributes.fromxml.ObjectXmlReader;
27 import org.opendaylight.controller.netconf.confignetconfconnector.mapping.attributes.mapping.AttributeMappingStrategy;
28 import org.opendaylight.controller.netconf.confignetconfconnector.mapping.attributes.mapping.ObjectMapper;
29 import org.opendaylight.controller.netconf.confignetconfconnector.mapping.attributes.resolving.AttributeResolvingStrategy;
30 import org.opendaylight.controller.netconf.confignetconfconnector.mapping.attributes.resolving.ObjectResolver;
31 import org.opendaylight.controller.netconf.confignetconfconnector.mapping.attributes.toxml.AttributeWritingStrategy;
32 import org.opendaylight.controller.netconf.confignetconfconnector.mapping.attributes.toxml.ObjectXmlWriter;
33 import org.opendaylight.controller.netconf.confignetconfconnector.operations.editconfig.EditConfig;
34 import org.opendaylight.controller.netconf.confignetconfconnector.operations.editconfig.EditStrategyType;
35 import org.opendaylight.controller.netconf.util.xml.XmlElement;
36 import org.opendaylight.controller.netconf.util.xml.XmlNetconfConstants;
37 import org.slf4j.Logger;
38 import org.slf4j.LoggerFactory;
39 import org.w3c.dom.Document;
40 import org.w3c.dom.Element;
42 public final class InstanceConfig {
43 private static final Logger logger = LoggerFactory.getLogger(InstanceConfig.class);
45 private final Map<String, AttributeIfc> yangToAttrConfig;
46 private final Map<String, AttributeIfc> jmxToAttrConfig;
47 private final ConfigRegistryClient configRegistryClient;
49 public InstanceConfig(ConfigRegistryClient configRegistryClient, Map<String, AttributeIfc> yangNamesToAttributes) {
50 this.yangToAttrConfig = yangNamesToAttributes;
51 this.jmxToAttrConfig = reverseMap(yangNamesToAttributes);
52 this.configRegistryClient = configRegistryClient;
55 private Map<String, Object> getMappedConfiguration(ObjectName on) {
57 // TODO make field, mappingStrategies can be instantiated only once
58 Map<String, AttributeMappingStrategy<?, ? extends OpenType<?>>> mappingStrategies = new ObjectMapper()
59 .prepareMapping(jmxToAttrConfig);
61 Map<String, Object> toXml = Maps.newHashMap();
63 for (Entry<String, AttributeIfc> configDefEntry : jmxToAttrConfig.entrySet()) {
64 // Skip children runtime beans as they are mapped by InstanceRuntime
65 if (configDefEntry.getValue() instanceof RuntimeBeanEntry){
68 Object value = configRegistryClient.getAttributeCurrentValue(on, configDefEntry.getKey());
70 AttributeMappingStrategy<?, ? extends OpenType<?>> attributeMappingStrategy = mappingStrategies
71 .get(configDefEntry.getKey());
72 Optional<?> a = attributeMappingStrategy.mapAttribute(value);
76 toXml.put(configDefEntry.getValue().getAttributeYangName(), a.get());
77 } catch (Exception e) {
78 throw new IllegalStateException("Unable to map value " + value + " to attribute "
79 + configDefEntry.getKey(), e);
85 public Element toXml(ObjectName on, String namespace, Document document, Element rootElement) {
87 Map<String, AttributeWritingStrategy> strats = new ObjectXmlWriter().prepareWriting(yangToAttrConfig, document);
89 Map<String, Object> mappedConfig = getMappedConfiguration(on);
91 for (Entry<String, ?> mappingEntry : mappedConfig.entrySet()) {
93 strats.get(mappingEntry.getKey()).writeElement(rootElement, namespace, mappingEntry.getValue());
94 } catch (Exception e) {
95 throw new IllegalStateException("Unable to write value " + mappingEntry.getValue() + " for attribute "
96 + mappingEntry.getValue(), e);
103 private void resolveConfiguration(InstanceConfigElementResolved mappedConfig, ServiceRegistryWrapper depTracker) {
105 // TODO make field, resolvingStrategies can be instantiated only once
106 Map<String, AttributeResolvingStrategy<?, ? extends OpenType<?>>> resolvingStrategies = new ObjectResolver(
107 depTracker).prepareResolving(yangToAttrConfig);
109 for (Entry<String, AttributeConfigElement> configDefEntry : mappedConfig.getConfiguration().entrySet()) {
110 AttributeConfigElement value = configDefEntry.getValue();
111 String attributeName = configDefEntry.getKey();
113 AttributeResolvingStrategy<?, ? extends OpenType<?>> attributeResolvingStrategy = resolvingStrategies
115 logger.trace("Trying to set value {} of attribute {} with {}", value, attributeName, attributeResolvingStrategy);
117 value.resolveValue(attributeResolvingStrategy, attributeName);
119 yangToAttrConfig.get(attributeName).getUpperCaseCammelCase());
120 } catch (Exception e) {
121 throw new IllegalStateException("Unable to resolve value " + value
122 + " to attribute " + attributeName, e);
127 public InstanceConfigElementResolved fromXml(XmlElement moduleElement, ServiceRegistryWrapper services, String moduleNamespace,
128 EditStrategyType defaultStrategy,
129 Map<String, Map<Date,EditConfig.IdentityMapping>> identityMap) throws NetconfDocumentedException {
130 Map<String, AttributeConfigElement> retVal = Maps.newHashMap();
132 Map<String, AttributeReadingStrategy> strats = new ObjectXmlReader().prepareReading(yangToAttrConfig, identityMap);
133 List<XmlElement> recognisedChildren = Lists.newArrayList();
137 type = moduleElement.getOnlyChildElementWithSameNamespace(XmlNetconfConstants.TYPE_KEY);
138 name = moduleElement.getOnlyChildElementWithSameNamespace(XmlNetconfConstants.NAME_KEY);
139 List<XmlElement> typeAndName = Lists.newArrayList(type, name);
141 for (Entry<String, AttributeReadingStrategy> readStratEntry : strats.entrySet()) {
142 List<XmlElement> configNodes = getConfigNodes(moduleElement, moduleNamespace, readStratEntry.getKey(),
143 recognisedChildren, typeAndName);
144 AttributeConfigElement readElement = readStratEntry.getValue().readElement(configNodes);
145 retVal.put(readStratEntry.getKey(), readElement);
148 recognisedChildren.addAll(typeAndName);
149 moduleElement.checkUnrecognisedElements(recognisedChildren);
151 // TODO: add check for conflicts between global and local edit strategy
152 String perInstanceEditStrategy = moduleElement.getAttribute(XmlNetconfConstants.OPERATION_ATTR_KEY,
153 XmlNetconfConstants.URN_IETF_PARAMS_XML_NS_NETCONF_BASE_1_0);
155 InstanceConfigElementResolved instanceConfigElementResolved = perInstanceEditStrategy.equals("") ? new InstanceConfigElementResolved(
156 retVal, defaultStrategy) : new InstanceConfigElementResolved(perInstanceEditStrategy, retVal, defaultStrategy);
158 resolveConfiguration(instanceConfigElementResolved, services);
159 return instanceConfigElementResolved;
162 private List<XmlElement> getConfigNodes(XmlElement moduleElement, String moduleNamespace, String name,
163 List<XmlElement> recognisedChildren, List<XmlElement> typeAndName) throws NetconfDocumentedException {
164 List<XmlElement> foundConfigNodes = moduleElement.getChildElementsWithinNamespace(name, moduleNamespace);
165 if (foundConfigNodes.isEmpty()) {
166 logger.debug("No config nodes {}:{} found in {}", moduleNamespace, name, moduleElement);
167 logger.debug("Trying lookup of config nodes without specified namespace");
168 foundConfigNodes = moduleElement.getChildElementsWithinNamespace(name,
169 XmlNetconfConstants.URN_OPENDAYLIGHT_PARAMS_XML_NS_YANG_CONTROLLER_CONFIG);
170 // In case module type or name element is not present in config it
171 // would be matched with config type or name
172 // We need to remove config type and name from available module
174 foundConfigNodes.removeAll(typeAndName);
175 logger.debug("Found {} config nodes {} without specified namespace in {}", foundConfigNodes.size(), name,
178 List<XmlElement> foundWithoutNamespaceNodes = moduleElement.getChildElementsWithinNamespace(name,
179 XmlNetconfConstants.URN_OPENDAYLIGHT_PARAMS_XML_NS_YANG_CONTROLLER_CONFIG);
180 foundWithoutNamespaceNodes.removeAll(typeAndName);
181 if (!foundWithoutNamespaceNodes.isEmpty()){
182 throw new NetconfDocumentedException(String.format("Element %s present multiple times with different namespaces: %s, %s", name, foundConfigNodes,
183 foundWithoutNamespaceNodes),
184 NetconfDocumentedException.ErrorType.application,
185 NetconfDocumentedException.ErrorTag.invalid_value,
186 NetconfDocumentedException.ErrorSeverity.error);
190 recognisedChildren.addAll(foundConfigNodes);
191 return foundConfigNodes;
194 private static Map<String, AttributeIfc> reverseMap(Map<String, AttributeIfc> yangNameToAttr) {
195 Map<String, AttributeIfc> reversednameToAtr = Maps.newHashMap();
197 for (Entry<String, AttributeIfc> entry : yangNameToAttr.entrySet()) {
198 reversednameToAtr.put(entry.getValue().getUpperCaseCammelCase(), entry.getValue());
201 return reversednameToAtr;