| /* |
| * Copyright 2015-present Open Networking Laboratory |
| * |
| * 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 org.onosproject.provider.lldp.impl; |
| |
| import com.fasterxml.jackson.core.JsonProcessingException; |
| import com.fasterxml.jackson.databind.JsonNode; |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.ImmutableMap; |
| import com.google.common.collect.ImmutableSet; |
| import com.google.common.collect.Maps; |
| |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.net.Device; |
| import org.onosproject.net.config.Config; |
| import org.slf4j.Logger; |
| |
| import java.io.IOException; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| import static org.onosproject.provider.lldp.impl.LldpLinkProvider.DEFAULT_RULES; |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| /** |
| * LinkDiscovery suppression config class. |
| */ |
| public class SuppressionConfig extends Config<ApplicationId> { |
| |
| private static final String DEVICE_TYPES = "deviceTypes"; |
| private static final String ANNOTATION = "annotation"; |
| |
| private static final ObjectMapper MAPPER = new ObjectMapper(); |
| |
| private static final List<Device.Type> DEFAULT_DEVICE_TYPES |
| = ImmutableList.copyOf(DEFAULT_RULES.getSuppressedDeviceType()); |
| |
| private final Logger log = getLogger(getClass()); |
| |
| /** |
| * Returns types of devices on which LinkDiscovery is suppressed. |
| * |
| * @return set of device types |
| */ |
| public Set<Device.Type> deviceTypes() { |
| return ImmutableSet.copyOf(getList(DEVICE_TYPES, Device.Type::valueOf, DEFAULT_DEVICE_TYPES)); |
| } |
| |
| /** |
| * Sets types of devices on which LinkDiscovery is suppressed. |
| * |
| * @param deviceTypes new set of device types; null to clear |
| * @return self |
| */ |
| public SuppressionConfig deviceTypes(Set<Device.Type> deviceTypes) { |
| return (SuppressionConfig) setOrClear(DEVICE_TYPES, deviceTypes); |
| } |
| |
| /** |
| * Returns annotation of Ports on which LinkDiscovery is suppressed. |
| * |
| * @return key-value pairs of annotation |
| */ |
| public Map<String, String> annotation() { |
| ImmutableMap.Builder<String, String> builder = ImmutableMap.builder(); |
| |
| String jsonAnnotation = get(ANNOTATION, null); |
| if (jsonAnnotation == null || jsonAnnotation.isEmpty()) { |
| return ImmutableMap.of(); |
| } |
| |
| JsonNode annotationNode; |
| try { |
| annotationNode = MAPPER.readTree(jsonAnnotation); |
| } catch (IOException e) { |
| log.error("Failed to read JSON tree from: {}", jsonAnnotation); |
| return ImmutableMap.of(); |
| } |
| |
| if (annotationNode.isObject()) { |
| ObjectNode obj = (ObjectNode) annotationNode; |
| Iterator<Map.Entry<String, JsonNode>> it = obj.fields(); |
| while (it.hasNext()) { |
| Map.Entry<String, JsonNode> entry = it.next(); |
| final String key = entry.getKey(); |
| final JsonNode value = entry.getValue(); |
| |
| if (value.isValueNode()) { |
| if (value.isNull()) { |
| builder.put(key, SuppressionRules.ANY_VALUE); |
| } else { |
| builder.put(key, value.asText()); |
| } |
| } else { |
| log.warn("Encountered unexpected JSON field {} for annotation", entry); |
| } |
| } |
| } else { |
| log.error("Encountered unexpected JSONNode {} for annotation", annotationNode); |
| return ImmutableMap.of(); |
| } |
| |
| return builder.build(); |
| } |
| |
| /** |
| * Sets annotation of Ports on which LinkDiscovery is suppressed. |
| * |
| * @param annotation new key-value pair of annotation; null to clear |
| * @return self |
| */ |
| public SuppressionConfig annotation(Map<String, String> annotation) { |
| |
| // ANY_VALUE should be null in JSON |
| Map<String, String> config = Maps.transformValues(annotation, |
| v -> (v == SuppressionRules.ANY_VALUE) ? null : v); |
| |
| String jsonAnnotation = null; |
| |
| try { |
| // TODO Store annotation as a Map instead of a String (which needs NetworkConfigRegistry modification) |
| jsonAnnotation = MAPPER.writeValueAsString(config); |
| } catch (JsonProcessingException e) { |
| log.error("Failed to write JSON from: {}", annotation); |
| } |
| |
| return (SuppressionConfig) setOrClear(ANNOTATION, jsonAnnotation); |
| } |
| } |