| /* |
| * Copyright 2014-2015 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.faultmanagement.web; |
| |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import org.onosproject.rest.AbstractWebResource; |
| |
| import javax.ws.rs.core.Response; |
| import org.onosproject.incubator.net.faultmanagement.alarm.Alarm; |
| import org.onosproject.incubator.net.faultmanagement.alarm.AlarmId; |
| |
| import javax.ws.rs.Consumes; |
| import javax.ws.rs.DefaultValue; |
| import javax.ws.rs.GET; |
| import javax.ws.rs.PUT; |
| import javax.ws.rs.Path; |
| import javax.ws.rs.PathParam; |
| import javax.ws.rs.Produces; |
| import javax.ws.rs.QueryParam; |
| import javax.ws.rs.core.MediaType; |
| import org.onosproject.codec.CodecService; |
| import org.onosproject.incubator.net.faultmanagement.alarm.AlarmService; |
| import org.slf4j.Logger; |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| /** |
| * Alarms on devices or ONOS. |
| */ |
| @Path("alarms") |
| public class AlarmsWebResource extends AbstractWebResource { |
| |
| public static final String ALARM_NOT_FOUND = "Alarm is not found"; |
| |
| private final Logger log = getLogger(getClass()); |
| |
| public AlarmsWebResource() { |
| get(CodecService.class).registerCodec(Alarm.class, new AlarmCodec()); |
| } |
| |
| /** |
| * Get all alarms. Returns a list of all alarms across all devices. |
| * |
| * @param includeCleared include recently cleared alarms in response |
| * @return JSON encoded set of alarms |
| */ |
| @GET |
| @Produces(MediaType.APPLICATION_JSON) |
| public Response getAlarms(@DefaultValue("false") @QueryParam("includeCleared") final boolean includeCleared |
| ) { |
| |
| log.info("Requesting all alarms, includeCleared={}", includeCleared); |
| final AlarmService service = get(AlarmService.class); |
| |
| final Iterable<Alarm> alarms = includeCleared |
| ? service.getAlarms() |
| : service.getActiveAlarms(); |
| |
| final ObjectNode result = new ObjectMapper().createObjectNode(); |
| result.set("alarms", |
| codec(Alarm.class). |
| encode(alarms, this)); |
| return ok(result.toString()).build(); |
| |
| } |
| |
| /** |
| * Get specified alarm. Returns details of the specified alarm. |
| * |
| * @param id ONOS allocated identifier |
| * @return JSON encoded alarm |
| */ |
| @GET |
| @Path("{id}") |
| @Produces(MediaType.APPLICATION_JSON) |
| public Response getAlarm(@PathParam("id") final String id) { |
| log.info("HTTP GET alarm for id={}", id); |
| |
| final AlarmId alarmId = toAlarmId(id); |
| final Alarm alarm = get(AlarmService.class).getAlarm(alarmId); |
| |
| final ObjectNode result = mapper().createObjectNode(); |
| result.set("alarm", codec(Alarm.class).encode(alarm, this)); |
| return ok(result.toString()).build(); |
| } |
| |
| /** |
| * Update book-keeping fields on the alarm. Returns an up-to-date version of the alarm. Some of its fields may have |
| * been updated since the REST client last retrieved the alarm being updated. |
| * |
| * @param alarmIdPath alarm id path |
| * @param stream input JSON |
| * @return updated JSON encoded alarm |
| */ |
| @PUT |
| @Path("{alarm_id}") |
| @Consumes(MediaType.APPLICATION_JSON) |
| @Produces(MediaType.APPLICATION_JSON) |
| public Response update(@PathParam("alarm_id") final String alarmIdPath, final InputStream stream) { |
| log.info("PUT NEW ALARM at /{}", alarmIdPath); |
| |
| try { |
| final ObjectNode jsonTree = (ObjectNode) mapper().readTree(stream); |
| log.info("jsonTree={}", jsonTree); |
| |
| final Alarm alarm = codec(Alarm.class).decode(jsonTree, this); |
| |
| final AlarmService service = get(AlarmService.class); |
| |
| if (Long.parseLong(alarmIdPath) != alarm.id().fingerprint()) { |
| throw new IllegalArgumentException("id in path is " + Long.parseLong(alarmIdPath) |
| + " but payload uses id=" + alarm.id().fingerprint()); |
| |
| } |
| final Alarm updated = service.update(alarm); |
| final ObjectNode encoded = new AlarmCodec().encode(updated, this); |
| return ok(encoded.toString()).build(); |
| |
| } catch (IOException ioe) { |
| throw new IllegalArgumentException(ioe); |
| } |
| } |
| |
| private static AlarmId toAlarmId(final String id) { |
| try { |
| return AlarmId.valueOf(Long.parseLong(id)); |
| } catch (NumberFormatException ex) { |
| throw new IllegalArgumentException("Alarm id should be numeric", ex); |
| } |
| |
| } |
| |
| } |