| /* |
| * Copyright 2017-present Open Networking Foundation |
| * |
| * 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.soam.impl; |
| |
| import com.fasterxml.jackson.databind.JsonNode; |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import com.fasterxml.jackson.databind.node.ArrayNode; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import org.onosproject.codec.JsonCodec; |
| import org.onosproject.incubator.net.l2monitoring.cfm.Mep; |
| import org.onosproject.incubator.net.l2monitoring.cfm.identifier.MaIdCharStr; |
| import org.onosproject.incubator.net.l2monitoring.cfm.identifier.MaIdShort; |
| import org.onosproject.incubator.net.l2monitoring.cfm.identifier.MdId; |
| import org.onosproject.incubator.net.l2monitoring.cfm.identifier.MdIdCharStr; |
| import org.onosproject.incubator.net.l2monitoring.cfm.identifier.MepId; |
| import org.onosproject.incubator.net.l2monitoring.cfm.service.CfmConfigException; |
| import org.onosproject.incubator.net.l2monitoring.cfm.service.CfmMepService; |
| import org.onosproject.incubator.net.l2monitoring.soam.SoamConfigException; |
| import org.onosproject.incubator.net.l2monitoring.soam.SoamId; |
| import org.onosproject.incubator.net.l2monitoring.soam.SoamService; |
| import org.onosproject.incubator.net.l2monitoring.soam.loss.LossMeasurementCreate; |
| import org.onosproject.incubator.net.l2monitoring.soam.loss.LossMeasurementEntry; |
| import org.onosproject.rest.AbstractWebResource; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import javax.ws.rs.Consumes; |
| import javax.ws.rs.DELETE; |
| import javax.ws.rs.GET; |
| import javax.ws.rs.POST; |
| import javax.ws.rs.PUT; |
| import javax.ws.rs.Path; |
| import javax.ws.rs.PathParam; |
| import javax.ws.rs.Produces; |
| import javax.ws.rs.core.MediaType; |
| import javax.ws.rs.core.Response; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.net.URI; |
| import java.net.URISyntaxException; |
| import java.util.Collection; |
| |
| /** |
| * Layer 2 SOAM Loss Measurement web resource. |
| */ |
| @Path("md/{md_name}/ma/{ma_name}/mep/{mep_id}/lm") |
| public class LmWebResource extends AbstractWebResource { |
| private final Logger log = LoggerFactory.getLogger(getClass()); |
| |
| /** |
| * Get all LMs for a Mep. |
| * |
| * @param mdName The name of a Maintenance Domain |
| * @param maName The name of a Maintenance Association belonging to the MD |
| * @param mepId The ID of a Mep belonging to the MA |
| * @return 200 OK with a list of LMs or 500 on error |
| */ |
| @GET |
| @Produces(MediaType.APPLICATION_JSON) |
| @Consumes(MediaType.APPLICATION_JSON) |
| public Response getAllLmsForMep(@PathParam("md_name") String mdName, |
| @PathParam("ma_name") String maName, |
| @PathParam("mep_id") short mepId) { |
| |
| log.debug("GET all LMs called for MEP {}", mdName + "/" + maName + "/" + mepId); |
| try { |
| MdId mdId = MdIdCharStr.asMdId(mdName); |
| MaIdShort maId = MaIdCharStr.asMaId(maName); |
| MepId mepIdObj = MepId.valueOf(mepId); |
| Collection<LossMeasurementEntry> lmCollection = |
| get(SoamService.class).getAllLms(mdId, maId, mepIdObj); |
| ArrayNode an = mapper().createArrayNode(); |
| an.add(codec(LossMeasurementEntry.class).encode(lmCollection, this)); |
| return ok(mapper().createObjectNode().set("lms", an)).build(); |
| } catch (CfmConfigException | SoamConfigException e) { |
| log.error("Get LM {} failed because of exception {}", |
| mdName + "/" + maName + "/" + mepId, e.toString()); |
| return Response.serverError().entity("{ \"failure\":\"" + e.toString() + "\" }").build(); |
| } |
| } |
| |
| /** |
| * Get LM by MD name, MA name, Mep Id and Dm id. |
| * |
| * @param mdName The name of a Maintenance Domain |
| * @param maName The name of a Maintenance Association belonging to the MD |
| * @param mepId The Id of the MEP |
| * @param lmId The Id of the LM |
| * @return 200 OK with details of the LM or 500 on error |
| */ |
| @GET |
| @Path("{lm_id}") |
| @Produces(MediaType.APPLICATION_JSON) |
| @Consumes(MediaType.APPLICATION_JSON) |
| public Response getLm(@PathParam("md_name") String mdName, |
| @PathParam("ma_name") String maName, |
| @PathParam("mep_id") short mepId, @PathParam("lm_id") int lmId) { |
| log.debug("GET called for LM {}", mdName + "/" + maName + "/" + mepId + "/" + lmId); |
| try { |
| MdId mdId = MdIdCharStr.asMdId(mdName); |
| MaIdShort maId = MaIdCharStr.asMaId(maName); |
| MepId mepIdObj = MepId.valueOf(mepId); |
| SoamId lmIdObj = SoamId.valueOf(lmId); |
| LossMeasurementEntry lm = get(SoamService.class) |
| .getLm(mdId, maId, mepIdObj, lmIdObj); |
| if (lm == null) { |
| return Response.serverError().entity("{ \"failure\":\"LM " + |
| mdName + "/" + maName + "/" + mepId + "/" + lmId + " not found\" }").build(); |
| } |
| ObjectNode node = mapper().createObjectNode(); |
| node.set("lm", codec(LossMeasurementEntry.class).encode(lm, this)); |
| return ok(node).build(); |
| } catch (CfmConfigException | SoamConfigException e) { |
| log.error("Get LM {} failed because of exception {}", |
| mdName + "/" + maName + "/" + mepId + "/" + lmId, e.toString()); |
| return Response.serverError().entity("{ \"failure\":\"" + e.toString() + "\" }").build(); |
| } |
| } |
| |
| /** |
| * Abort LM by MD name, MA name, Mep Id and LM Id. |
| * In the API the measurement is aborted, and not truly deleted. It still |
| * remains so that its results may be read. Depending on the device it will |
| * get overwritten on the creation of subsequent measurements. |
| * Use clear stats to delete old results measurements. |
| * |
| * @param mdName The name of a Maintenance Domain |
| * @param maName The name of a Maintenance Association belonging to the MD |
| * @param mepId The Id of the MEP |
| * @param lmId The Id of the LM |
| * @return 200 OK or 304 if not found, or 500 on error |
| */ |
| @DELETE |
| @Path("{lm_id}") |
| @Consumes(MediaType.APPLICATION_JSON) |
| @Produces(MediaType.APPLICATION_JSON) |
| public Response abortLm(@PathParam("md_name") String mdName, |
| @PathParam("ma_name") String maName, |
| @PathParam("mep_id") short mepId, |
| @PathParam("lm_id") int lmId) { |
| log.debug("DELETE called for LM {}", mdName + "/" + maName + "/" + mepId + "/" + lmId); |
| try { |
| MdId mdId = MdIdCharStr.asMdId(mdName); |
| MaIdShort maId = MaIdCharStr.asMaId(maName); |
| MepId mepIdObj = MepId.valueOf(mepId); |
| SoamId lmIdObj = SoamId.valueOf(lmId); |
| |
| get(SoamService.class).abortLm(mdId, maId, mepIdObj, lmIdObj); |
| return ok("{ \"success\":\"deleted (aborted) " + mdName + "/" + maName + |
| "/" + mepId + "/" + lmId + "\" }").build(); |
| } catch (CfmConfigException e) { |
| log.error("Delete (abort) LM {} failed because of exception {}", |
| mdName + "/" + maName + "/" + mepId + "/" + lmId, e.toString()); |
| return Response.serverError().entity("{ \"failure\":\"" + e.toString() + "\" }").build(); |
| } |
| } |
| |
| /** |
| * Create LM with MD name, MA name, Mep id and LM Json. |
| * |
| * @param mdName The name of a Maintenance Domain |
| * @param maName The name of a Maintenance Association belonging to the MD |
| * @param mepId The Id of the MEP belonging to the MEP |
| * @param input A JSON formatted input stream specifying the LM parameters |
| * @return 201 Created or 304 if already exists or 500 on error |
| */ |
| @POST |
| @Consumes(MediaType.APPLICATION_JSON) |
| @Produces(MediaType.APPLICATION_JSON) |
| public Response createLm(@PathParam("md_name") String mdName, |
| @PathParam("ma_name") String maName, |
| @PathParam("mep_id") short mepId, InputStream input) { |
| log.debug("POST called to Create Lm"); |
| try { |
| MdId mdId = MdIdCharStr.asMdId(mdName); |
| MaIdShort maId = MaIdCharStr.asMaId(maName); |
| MepId mepIdObj = MepId.valueOf(mepId); |
| |
| Mep mep = get(CfmMepService.class).getMep(mdId, maId, mepIdObj); |
| if (mep == null) { |
| return Response.serverError().entity("{ \"failure\":\"mep " + |
| mdName + "/" + maName + "/" + mepId + " does not exist\" }").build(); |
| } |
| |
| ObjectMapper mapper = new ObjectMapper(); |
| JsonNode cfg = mapper.readTree(input); |
| JsonCodec<LossMeasurementCreate> lmCodec = codec(LossMeasurementCreate.class); |
| |
| LossMeasurementCreate lm = lmCodec.decode((ObjectNode) cfg, this); |
| get(SoamService.class).createLm(mdId, maId, mepIdObj, lm); |
| return Response |
| .created(new URI("md/" + mdName + "/ma/" + maName + "/mep/" + |
| mepId + "/lm")) |
| .entity("{ \"success\":\"lm " + mdName + "/" + maName + "/" + |
| mepId + " created\" }") |
| .build(); |
| } catch (CfmConfigException | SoamConfigException | IllegalArgumentException | |
| IOException | URISyntaxException e) { |
| log.error("Create LM on " + mdName + "/" + maName + "/" + mepId + |
| " failed because of exception {}", e.toString()); |
| return Response.serverError() |
| .entity("{ \"failure\":\"" + e.toString() + "\" }") |
| .build(); |
| } |
| } |
| |
| /** |
| * Clear LM history stats by MD name, MA name, Mep Id and LM Id. |
| * |
| * @param mdName The name of a Maintenance Domain |
| * @param maName The name of a Maintenance Association belonging to the MD |
| * @param mepId The Id of the MEP |
| * @param lmId The Id of the LM |
| * @return 200 OK or 304 if not found, or 500 on error |
| */ |
| @PUT |
| @Path("{lm_id}/clear-history") |
| @Consumes(MediaType.APPLICATION_JSON) |
| @Produces(MediaType.APPLICATION_JSON) |
| public Response clearLmHistory(@PathParam("md_name") String mdName, |
| @PathParam("ma_name") String maName, |
| @PathParam("mep_id") short mepId, |
| @PathParam("lm_id") int lmId) { |
| log.debug("clear-history called for LM {}", mdName + "/" + maName + |
| "/" + mepId + "/" + lmId); |
| try { |
| MdId mdId = MdIdCharStr.asMdId(mdName); |
| MaIdShort maId = MaIdCharStr.asMaId(maName); |
| MepId mepIdObj = MepId.valueOf(mepId); |
| SoamId lmIdObj = SoamId.valueOf(lmId); |
| |
| get(SoamService.class).clearDelayHistoryStats(mdId, maId, mepIdObj, lmIdObj); |
| return ok("{ \"success\":\"cleared LM history stats for " + |
| mdName + "/" + maName + "/" + mepId + "/" + lmId + "\" }").build(); |
| } catch (CfmConfigException e) { |
| log.error("Clear history stats for LM {} failed because of exception {}", |
| mdName + "/" + maName + "/" + mepId + "/" + lmId, e.toString()); |
| return Response.serverError().entity("{ \"failure\":\"" + |
| e.toString() + "\" }").build(); |
| } |
| } |
| |
| } |