| /* |
| * 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.xran.impl.rest; |
| |
| import com.fasterxml.jackson.databind.JsonNode; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import io.swagger.annotations.ApiResponse; |
| import io.swagger.annotations.ApiResponses; |
| import org.apache.commons.lang.exception.ExceptionUtils; |
| import org.onosproject.rest.AbstractWebResource; |
| import org.onosproject.xran.XranService; |
| import org.onosproject.xran.XranStore; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import javax.ws.rs.Consumes; |
| import javax.ws.rs.GET; |
| import javax.ws.rs.PATCH; |
| 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.InputStream; |
| import java.net.HttpURLConnection; |
| import java.util.Optional; |
| import java.util.concurrent.TimeUnit; |
| |
| /** |
| * Cell web resource. |
| */ |
| @Path("cell") |
| public class CellWebResource extends AbstractWebResource { |
| |
| private static final Logger log = |
| LoggerFactory.getLogger(CellWebResource.class); |
| |
| private XranStore xranStore; |
| private XranService xranService; |
| |
| public CellWebResource() { |
| xranStore = get(XranStore.class); |
| xranService = get(XranService.class); |
| } |
| |
| /** |
| * Lists the cell with {cellid}. |
| * |
| * @param eciHex EutranCellIdentifier in binary |
| * @return Response |
| */ |
| @GET |
| @Path("{cellid}") |
| @Produces(MediaType.APPLICATION_JSON) |
| @ApiResponses(value = { |
| @ApiResponse(code = 200, message = "HTTP_OK"), |
| @ApiResponse(code = 500, message = "HTTP_INTERNAL_ERROR"), |
| @ApiResponse(code = 404, message = "HTTP_NOT_FOUND") |
| }) |
| public Response getCell(@PathParam("cellid") String eciHex) { |
| return xranStore.getCell(eciHex).map(cell -> { |
| try { |
| JsonNode jsonNode = mapper().valueToTree(cell); |
| |
| return ResponseHelper.getResponse( |
| mapper(), |
| HttpURLConnection.HTTP_OK, |
| jsonNode |
| ); |
| |
| } catch (Exception e) { |
| String fullStackTrace = ExceptionUtils.getFullStackTrace(e); |
| log.error(fullStackTrace); |
| e.printStackTrace(); |
| |
| return ResponseHelper.getResponse( |
| mapper(), |
| HttpURLConnection.HTTP_INTERNAL_ERROR, |
| "Exception", |
| fullStackTrace |
| ); |
| } |
| }).orElse(ResponseHelper.getResponse( |
| mapper(), |
| HttpURLConnection.HTTP_NOT_FOUND, |
| "Not Found", |
| "Cell with " + eciHex + " was not found" |
| )); |
| } |
| |
| /** |
| * Modify the RRMConfig parameters of the cell. |
| * |
| * @param eciHex EutranCellIdentifier in binary |
| * @param stream Parameters that you want to modify |
| * @return Response |
| */ |
| @PATCH |
| @Path("{cellid}") |
| @Consumes(MediaType.APPLICATION_JSON) |
| @Produces(MediaType.APPLICATION_JSON) |
| @ApiResponses(value = { |
| @ApiResponse(code = 200, message = "HTTP_OK"), |
| @ApiResponse(code = 408, message = "HTTP_CLIENT_TIMEOUT"), |
| @ApiResponse(code = 400, message = "HTTP_BAD_REQUEST"), |
| @ApiResponse(code = 500, message = "HTTP_INTERNAL_ERROR"), |
| @ApiResponse(code = 404, message = "HTTP_NOT_FOUND") |
| |
| }) |
| public Response patchCell(@PathParam("cellid") String eciHex, InputStream stream) { |
| return xranStore.getCell(eciHex).map(cell -> { |
| try { |
| ObjectNode jsonTree = (ObjectNode) mapper().readTree(stream); |
| |
| JsonNode rrmConf = jsonTree.path("RRMConf"); |
| if (!rrmConf.isMissingNode()) { |
| xranStore.modifyCellRrmConf(cell, rrmConf); |
| |
| return xranService.sendModifiedRrm(cell.getRrmConfig()) |
| .flatMap(queue -> { |
| try { |
| return Optional.ofNullable(queue.poll(xranService |
| .getNorthboundTimeout(), TimeUnit.MILLISECONDS)); |
| } catch (InterruptedException e) { |
| log.error(ExceptionUtils.getFullStackTrace(e)); |
| return Optional.empty(); |
| } |
| }).map(p -> |
| ResponseHelper.getResponse( |
| mapper(), |
| HttpURLConnection.HTTP_OK, |
| "Handoff Response", |
| p |
| ) |
| ).orElse( |
| ResponseHelper.getResponse( |
| mapper(), |
| HttpURLConnection.HTTP_CLIENT_TIMEOUT, |
| "Handoff Timeout", |
| "eNodeB did not send a HOComplete/HOFailure on time" |
| ) |
| ); |
| } |
| |
| return ResponseHelper.getResponse( |
| mapper(), |
| HttpURLConnection.HTTP_BAD_REQUEST, |
| "Bad Request", |
| "The command you specified is not implemented or doesn't exist. We support " + |
| "RRMConf commands." |
| ); |
| } catch (Exception e) { |
| String fullStackTrace = ExceptionUtils.getFullStackTrace(e); |
| log.error(fullStackTrace); |
| |
| return ResponseHelper.getResponse( |
| mapper(), |
| HttpURLConnection.HTTP_INTERNAL_ERROR, |
| "Exception", |
| fullStackTrace |
| ); |
| } |
| }).orElse(ResponseHelper.getResponse( |
| mapper(), |
| HttpURLConnection.HTTP_NOT_FOUND, |
| "Not Found", |
| "Cell " + eciHex + " was not found" |
| )); |
| } |
| |
| } |