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/*
* Copyright (C) 2021 Samsung Electronics
* 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.onap.a1pesimulator.controller;
import java.util.Optional;
import org.onap.a1pesimulator.data.ReportingMethodEnum;
import org.onap.a1pesimulator.data.cell.CellDetails;
import org.onap.a1pesimulator.data.cell.RanCell;
import org.onap.a1pesimulator.data.fileready.RanPeriodicEvent;
import org.onap.a1pesimulator.data.ves.VesEvent;
import org.onap.a1pesimulator.service.cell.RanCellService;
import org.onap.a1pesimulator.service.cell.RanCellStateService;
import org.onap.a1pesimulator.service.report.RanReportsBrokerService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.http.ResponseEntity;
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.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
@RestController
@RequestMapping({"${restapi.version}/ran/cells"})
public class RanCellController {
private static final Logger log = LoggerFactory.getLogger(RanCellController.class);
private final RanCellService ranCellService;
private final RanCellStateService ranCellStateService;
private final RanReportsBrokerService ranReportsBrokerService;
public RanCellController(RanCellService ranCellService, RanCellStateService ranCellStateService,
RanReportsBrokerService ranReportsBrokerService) {
this.ranCellService = ranCellService;
this.ranCellStateService = ranCellStateService;
this.ranReportsBrokerService = ranReportsBrokerService;
}
@GetMapping
public ResponseEntity<RanCell> getCells() {
return ResponseEntity.ok(ranCellService.getCells());
}
@GetMapping(value = "/{identifier}")
public ResponseEntity<CellDetails> getCellById(final @PathVariable String identifier) {
return ResponseEntity.ok(ranCellService.getCellById(identifier));
}
@ApiOperation("Start sending failure VES events for specific cell")
@PostMapping(value = "/{identifier}/startFailure")
public ResponseEntity<String> startSendingFailureReports(@ApiParam(value = "Cell Id") final @PathVariable String identifier,
@ApiParam(value = "Reporting Method", defaultValue = "FILE_READY", required = true) final @RequestParam() ReportingMethodEnum reportingMethod) {
checkIfCellExistOrThrowException(identifier);
ranCellService.failure(identifier);
ranReportsBrokerService.startSendingFailureReports(identifier, reportingMethod);
ranCellStateService.failingState(identifier);
return ResponseEntity.accepted().body("Failure VES Event sending started");
}
@ApiOperation("Stop sending failure VES events for specific cell")
@PostMapping(value = "/{identifier}/stopFailure")
public ResponseEntity<Void> stopSendingFailureReports(@ApiParam(value = "Cell Id") final @PathVariable String identifier) {
checkIfCellExistOrThrowException(identifier);
ranCellService.recoverFromFailure(identifier);
Optional<RanPeriodicEvent> vesEvent = ranReportsBrokerService.stopSendingReports(identifier);
if (!vesEvent.isPresent()) {
return ResponseEntity.notFound().build();
}
ranCellStateService.stopState(identifier);
return ResponseEntity.accepted().build();
}
@ApiOperation("Start sending normal VES events for specific cell and in specific granularity period")
@PostMapping(value = "/{identifier}/start")
public ResponseEntity<String> startSendingReports(@ApiParam(value = "Standard Measurement Event JSON") final @RequestBody Optional<VesEvent> vesEventOpt,
@ApiParam(value = "Cell Id") final @PathVariable String identifier,
@ApiParam(value = "Granularity period in seconds", example = "60") final @RequestParam(required = false) Integer interval,
@ApiParam(value = "Reporting Method", defaultValue = "FILE_READY", required = true) final @RequestParam() ReportingMethodEnum reportingMethod) {
checkIfCellExistOrThrowException(identifier);
log.info("Start sending ves events every {} seconds for {} ", getInterval(interval), identifier);
VesEvent vesEvent = vesEventOpt.orElse(ranReportsBrokerService.getGlobalPmVesStructure());
ResponseEntity<String> responseEntity =
ranReportsBrokerService.startSendingReports(identifier, vesEvent, getInterval(interval), reportingMethod);
if (!responseEntity.getStatusCode().is2xxSuccessful()) {
return responseEntity;
}
ranCellStateService.activateState(identifier);
return responseEntity;
}
@ApiOperation("Stop sending normal VES events for specific cell")
@PostMapping(value = "/{identifier}/stop")
public ResponseEntity<Void> stopSendingReports(@ApiParam(value = "Cell Id") final @PathVariable String identifier) {
checkIfCellExistOrThrowException(identifier);
log.info("Stop sending custom ves events for {}", identifier);
Optional<RanPeriodicEvent> vesEvent = ranReportsBrokerService.stopSendingReports(identifier);
if (!vesEvent.isPresent()) {
return ResponseEntity.notFound().build();
}
ranCellStateService.stopState(identifier);
return ResponseEntity.accepted().build();
}
@GetMapping(value = "/{identifier}/pmConfig")
public ResponseEntity<RanPeriodicEvent> getPMConfig(final @PathVariable String identifier) {
checkIfCellExistOrThrowException(identifier);
if (!ranReportsBrokerService.getEnabledEventElementIdentifiers().contains(identifier)) {
return ResponseEntity.notFound().build();
}
return ResponseEntity.ok(ranReportsBrokerService.getPeriodicEvent(identifier));
}
private Integer getInterval(Integer requested) {
if (requested == null) {
return ranReportsBrokerService.getGlobalVesInterval();
}
return requested;
}
/**
* Check if cell exists otherwise getCellById() throws CellNotFoundException which is catched by RestExceptionHandler.class
*
* @param identifier cellId
*/
private void checkIfCellExistOrThrowException(String identifier) {
ranCellService.getCellById(identifier);
}
}
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