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/*-
* ============LICENSE_START======================================================================
* Copyright (C) 2018 NOKIA Intellectual Property. All rights reserved.
* Copyright (C) 2018-2021 Nordix Foundation. All rights reserved.
* ===============================================================================================
* 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.onap.dcaegen2.collectors.datafile.controllers;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import org.onap.dcaegen2.collectors.datafile.configuration.SchedulerConfig;
import org.onap.dcaegen2.collectors.datafile.model.logging.MappedDiagnosticContext;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestHeader;
import org.springframework.web.bind.annotation.RestController;
import reactor.core.publisher.Mono;
/**
* The HTTP api to start and stop DFC.
*
* @author <a href="mailto:przemyslaw.wasala@nokia.com">Przemysław Wąsala</a> on 4/5/18
* @author <a href="mailto:henrik.b.andersson@est.tech">Henrik Andersson</a>
*/
@RestController
@Tag(name = "ScheduleController")
public class ScheduleController {
private static final Logger logger = LoggerFactory.getLogger(ScheduleController.class);
private final SchedulerConfig schedulerConfig;
@Autowired
public ScheduleController(SchedulerConfig schedulerConfig) {
this.schedulerConfig = schedulerConfig;
}
/**
* Start the DFC.
*
* @param headers the request headers.
* @return the response.
*/
@GetMapping("/start")
@Operation(summary = "Start scheduling worker request")
public Mono<ResponseEntity<String>> startTasks(@RequestHeader HttpHeaders headers) {
MappedDiagnosticContext.initializeTraceContext(headers);
logger.info(MappedDiagnosticContext.ENTRY, "Start request");
Mono<ResponseEntity<String>> response = startTasks();
logger.info(MappedDiagnosticContext.EXIT, "Start request");
return response;
}
public Mono<ResponseEntity<String>> startTasks() {
return Mono.fromSupplier(schedulerConfig::tryToStartTask) //
.map(ScheduleController::createStartTaskResponse);
}
/**
* Stop the DFC.
*
* @return the response.
*/
@GetMapping("/stopDatafile")
@Operation(summary = "Receiving stop scheduling worker request")
public Mono<ResponseEntity<String>> stopTask(@RequestHeader HttpHeaders headers) {
MappedDiagnosticContext.initializeTraceContext(headers);
logger.info(MappedDiagnosticContext.ENTRY, "Stop request");
Mono<ResponseEntity<String>> response = schedulerConfig.getResponseFromCancellationOfTasks();
logger.info(MappedDiagnosticContext.EXIT, "Stop request");
return response;
}
@Operation(summary = "Sends success or error response on starting task execution")
private static ResponseEntity<String> createStartTaskResponse(boolean wasScheduled) {
if (wasScheduled) {
return new ResponseEntity<>("Datafile Service has been started!", HttpStatus.CREATED);
} else {
return new ResponseEntity<>("Datafile Service is still running!", HttpStatus.NOT_ACCEPTABLE);
}
}
}
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