/*- * ========================LICENSE_START================================= * O-RAN-SC * %% * Copyright (C) 2019 AT&T Intellectual Property and Nokia * %% * 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. * ========================LICENSE_END=================================== */ package org.oransc.ric.portal.dashboard.controller; import java.lang.invoke.MethodHandles; import java.util.ArrayList; import java.util.List; import javax.servlet.http.HttpServletResponse; import org.oransc.ric.e2mgr.client.api.HealthCheckApi; import org.oransc.ric.e2mgr.client.api.NodebApi; import org.oransc.ric.e2mgr.client.model.GetNodebResponse; import org.oransc.ric.e2mgr.client.model.NodebIdentity; import org.oransc.ric.e2mgr.client.model.SetupRequest; import org.oransc.ric.portal.dashboard.DashboardApplication; import org.oransc.ric.portal.dashboard.DashboardConstants; import org.oransc.ric.portal.dashboard.model.RanDetailsTransport; import org.oransc.ric.portal.dashboard.model.SuccessTransport; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.context.annotation.Configuration; import org.springframework.http.MediaType; import org.springframework.util.Assert; import org.springframework.web.bind.annotation.DeleteMapping; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.PostMapping; import org.springframework.web.bind.annotation.RequestBody; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RestController; import org.springframework.web.client.HttpStatusCodeException; import io.swagger.annotations.ApiOperation; /** * Proxies calls from the front end to the E2 Manager API. All methods answer * 502 on failure and wrap the remote details:
HTTP server received * an invalid response from a server it consulted when acting as a proxy or * gateway.*/ @Configuration @RestController @RequestMapping(value = E2ManagerController.CONTROLLER_PATH, produces = MediaType.APPLICATION_JSON_VALUE) public class E2ManagerController { private static final Logger logger = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass()); // Publish paths in constants so tests are easy to write public static final String CONTROLLER_PATH = DashboardConstants.ENDPOINT_PREFIX + "/e2mgr"; // Endpoints public static final String HEALTH_METHOD = "health"; public static final String NODEB_METHOD = "/nodeb"; public static final String NODEB_LIST_METHOD = "/nodeb-ids"; public static final String RAN_METHOD = "/ran"; public static final String ENDC_SETUP_METHOD = "/endcSetup"; public static final String X2_SETUP_METHOD = "/x2Setup"; public static final String VERSION_METHOD = DashboardConstants.VERSION_METHOD; // Path parameters private static final String PP_RANNAME = "ranName"; // Populated by the autowired constructor private final HealthCheckApi e2HealthCheckApi; private final NodebApi e2NodebApi; @Autowired public E2ManagerController(final HealthCheckApi e2HealthCheckApi, final NodebApi e2NodebApi) { Assert.notNull(e2HealthCheckApi, "API must not be null"); Assert.notNull(e2NodebApi, "API must not be null"); this.e2HealthCheckApi = e2HealthCheckApi; this.e2NodebApi = e2NodebApi; } @ApiOperation(value = "Gets the E2 manager client library MANIFEST.MF property Implementation-Version.", response = SuccessTransport.class) @GetMapping(VERSION_METHOD) public SuccessTransport getClientVersion() { return new SuccessTransport(200, DashboardApplication.getImplementationVersion(HealthCheckApi.class)); } @ApiOperation(value = "Gets the health from the E2 manager, expressed as the response code.") @GetMapping(HEALTH_METHOD) public void healthGet(HttpServletResponse response) { logger.debug("healthGet"); e2HealthCheckApi.healthGet(); response.setStatus(e2HealthCheckApi.getApiClient().getStatusCode().value()); } // This calls other methods to simplify the task of the front-end. @ApiOperation(value = "Gets all RAN identities and statuses from the E2 manager.", response = RanDetailsTransport.class, responseContainer = "List") @GetMapping(RAN_METHOD) public List