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/*-
* ============LICENSE_START======================================================================
* Copyright (C) 2018 NOKIA Intellectual Property, 2018 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 static org.onap.dcaegen2.collectors.datafile.model.logging.MappedDiagnosticContext.ENTRY;
import static org.onap.dcaegen2.collectors.datafile.model.logging.MappedDiagnosticContext.EXIT;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiResponse;
import io.swagger.annotations.ApiResponses;
import org.onap.dcaegen2.collectors.datafile.model.Counters;
import org.onap.dcaegen2.collectors.datafile.model.logging.MappedDiagnosticContext;
import org.onap.dcaegen2.collectors.datafile.tasks.ScheduledTasks;
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;
/**
* REST Controller to check the heart beat and status of the DFC.
*/
@RestController
@Api(value = "StatusController")
public class StatusController {
private static final Logger logger = LoggerFactory.getLogger(StatusController.class);
private final ScheduledTasks scheduledTasks;
@Autowired
public StatusController(ScheduledTasks scheduledTasks) {
this.scheduledTasks = scheduledTasks;
}
/**
* Checks the heart beat of DFC.
*
* @return the heart beat status of DFC.
*/
@GetMapping("/heartbeat")
@ApiOperation(value = "Returns liveness of DATAFILE service")
@ApiResponses(
value = { //
@ApiResponse(code = 200, message = "DATAFILE service is living"),
@ApiResponse(code = 401, message = "You are not authorized to view the resource"),
@ApiResponse(code = 403, message = "Accessing the resource you were trying to reach is forbidden"),
@ApiResponse(code = 404, message = "The resource you were trying to reach is not found")})
public Mono<ResponseEntity<String>> heartbeat(@RequestHeader HttpHeaders headers) {
MappedDiagnosticContext.initializeTraceContext(headers);
logger.info(ENTRY, "Heartbeat request");
String statusString = "I'm living!";
Mono<ResponseEntity<String>> response = Mono.just(new ResponseEntity<>(statusString, HttpStatus.OK));
logger.info(EXIT, "Heartbeat request");
return response;
}
/**
* Returns diagnostics and statistics information. It is intended for testing and trouble
* shooting.
*
* @return information.
*/
@GetMapping("/status")
@ApiOperation(value = "Returns status and statistics of DATAFILE service")
@ApiResponses(
value = { //
@ApiResponse(code = 200, message = "DATAFILE service is living"),
@ApiResponse(code = 401, message = "You are not authorized to view the resource"),
@ApiResponse(code = 403, message = "Accessing the resource you were trying to reach is forbidden"),
@ApiResponse(code = 404, message = "The resource you were trying to reach is not found")})
public Mono<ResponseEntity<String>> status(@RequestHeader HttpHeaders headers) {
MappedDiagnosticContext.initializeTraceContext(headers);
logger.info(ENTRY, "Status request");
Counters counters = scheduledTasks.getCounters();
Mono<ResponseEntity<String>> response = Mono.just(new ResponseEntity<>(counters.toString(), HttpStatus.OK));
logger.info(EXIT, "Status request");
return response;
}
}
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