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package org.onap.sdc.dcae.composition.controller;
import org.onap.sdc.common.onaplog.Enums.LogLevel;
import org.onap.sdc.dcae.composition.restmodels.AttachVFCMTServiceRequest;
import org.onap.sdc.dcae.composition.restmodels.DcaeMinimizedService;
import org.onap.sdc.dcae.composition.restmodels.MessageResponse;
import org.onap.sdc.dcae.composition.restmodels.sdc.*;
import org.onap.sdc.dcae.composition.util.DcaeBeConstants;
import org.onap.sdc.dcae.composition.util.DcaeBeConstants.LifecycleStateEnum;
import org.onap.sdc.dcae.enums.ArtifactType;
import org.onap.sdc.dcae.enums.LifecycleOperationType;
import org.onap.sdc.dcae.errormng.ActionStatus;
import org.onap.sdc.dcae.errormng.DcaeException;
import org.onap.sdc.dcae.errormng.ErrConfMgr;
import org.onap.sdc.dcae.errormng.ResponseFormat;
import org.onap.sdc.dcae.utils.SdcRestClientUtils;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.util.Base64Utils;
import org.springframework.util.CollectionUtils;
import org.springframework.web.bind.annotation.*;
import java.util.ArrayList;
import java.util.Comparator;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.stream.Collectors;
@RestController
@EnableAutoConfiguration
@CrossOrigin
public class ServicesController extends BaseController {
/***
* GET services list by VFCMT
* @param userId
* @param vfcmtUuid
* @return ResponseEntity
*/
@RequestMapping(value = { "/services/{vfcmtUuid}" }, method = { RequestMethod.GET }, produces = {"application/json" })
public ResponseEntity services(@RequestHeader("USER_ID") String userId, @PathVariable String vfcmtUuid, @ModelAttribute("requestId") String requestId) {
try {
ResourceDetailed vfcmt = baseBusinessLogic.getSdcRestClient().getResource(vfcmtUuid, requestId);
debugLogger.log(LogLevel.DEBUG, this.getClass().getName(), "GET ({}) Vfcmt form SDC: {}", vfcmtUuid, vfcmt);
checkVfcmtType(vfcmt);
checkUserIfResourceCheckedOut(userId, vfcmt);
List<Service> services = baseBusinessLogic.getSdcRestClient().getServices(requestId);
debugLogger.log(LogLevel.DEBUG, this.getClass().getName(), "GET services data from SDC: {}", services);
List<Service> uuids = filterServicesByUser(services, userId);
return new ResponseEntity<>(uuids, HttpStatus.OK);
} catch (Exception e) {
return handleException(e, ErrConfMgr.ApiType.GET_SERVICE);
}
}
/***
* GET a single service
* @param theServiceId
* @return ResponseEntity
*/
@RequestMapping(value = { "/service/{theServiceId}" }, method = { RequestMethod.GET }, produces = {"application/json" })
public ResponseEntity service(@PathVariable String theServiceId, @ModelAttribute("requestId") String requestId) {
try {
ServiceDetailed service = baseBusinessLogic.getSdcRestClient().getService(theServiceId, requestId);
if (service != null) {
if(service.getResources()!=null){
List<ResourceInstance> vfResourcesOnly = service.getResources().stream().filter(vfi -> vfi.getResoucreType().equals("VF")).collect(Collectors.toList());
service.setResources(vfResourcesOnly);
}else{
errLogger.log(LogLevel.ERROR, this.getClass().getName(), "Service {} doesn't have any resources (e.g VFi's)", theServiceId);
}
} else {
errLogger.log(LogLevel.ERROR, this.getClass().getName(), "Couldn't fetch service with uuid {} from SDC", theServiceId);
}
return new ResponseEntity<>(service, HttpStatus.OK);
} catch (Exception e) {
return handleException(e, ErrConfMgr.ApiType.GET_SERVICE);
}
}
/***
* Attach service and service instance to VFCMT
* @param userId
* @param request
* @return ResponseEntity
*/
@RequestMapping(value = "/{vfcmtUuid}/attachment", method = RequestMethod.POST, produces = {"application/json" })
public ResponseEntity attachService(
@PathVariable("vfcmtUuid") String vfcmtUuid,
@RequestHeader("USER_ID") String userId,
@RequestBody AttachVFCMTServiceRequest request,
@ModelAttribute("requestId") String requestId) {
String serviceUuid = request.getServiceUuid();
String vfiName = request.getInstanceName();
String resourceUuid = vfcmtUuid;
MessageResponse response = new MessageResponse();
try {
ResourceDetailed vfcmt = baseBusinessLogic.getSdcRestClient().getResource(vfcmtUuid, requestId);
debugLogger.log(LogLevel.DEBUG, this.getClass().getName(), vfcmt.toString());
checkVfcmtType(vfcmt);
verifyVfiExists(serviceUuid, vfiName, requestId);
boolean isUpdateMode = false;
Artifact artifactObj = null;
String reference = serviceUuid + "/resources/" + vfiName;
debugLogger.log(LogLevel.DEBUG, this.getClass().getName(), "*****************************************");
debugLogger.log(LogLevel.DEBUG, this.getClass().getName(), "Reference between service and vfi {}", reference);
debugLogger.log(LogLevel.DEBUG, this.getClass().getName(), "*****************************************");
if(!CollectionUtils.isEmpty(vfcmt.getArtifacts())){
artifactObj = vfcmt.getArtifacts().stream().filter(a -> DcaeBeConstants.Composition.fileNames.SVC_REF.equals(a.getArtifactName())).findAny().orElse(null);
isUpdateMode = null != artifactObj;
}
if (isNeedToCheckOut(vfcmt.getLifecycleState())) {
vfcmt = baseBusinessLogic.getSdcRestClient().changeResourceLifecycleState(userId, vfcmtUuid, LifecycleOperationType.CHECKOUT.name(), null, requestId);
if (vfcmt != null) {
resourceUuid = vfcmt.getUuid();
debugLogger.log(LogLevel.DEBUG, this.getClass().getName(), "New vfcmt uuid after checkout is: {}", resourceUuid);
}
}
if(isUpdateMode){
updateReferenceArtifact(userId, resourceUuid, artifactObj, reference, requestId);
debugLogger.log(LogLevel.DEBUG, this.getClass().getName(), "Artifact {} updated with content: {}", reference, DcaeBeConstants.Composition.fileNames.SVC_REF, reference);
}else{
Artifact artifact = SdcRestClientUtils.generateDeploymentArtifact("createReferenceArtifact", DcaeBeConstants.Composition.fileNames.SVC_REF, ArtifactType.DCAE_TOSCA.name(), "servicereference", reference.getBytes());
baseBusinessLogic.getSdcRestClient().createResourceArtifact(userId, resourceUuid, artifact, requestId);
debugLogger.log(LogLevel.DEBUG, this.getClass().getName(), "Artifact {} created with content: {}", DcaeBeConstants.Composition.fileNames.SVC_REF, reference);
}
checkin(userId, resourceUuid, org.onap.sdc.dcae.enums.AssetType.RESOURCE, requestId);
debugLogger.log(LogLevel.DEBUG, this.getClass().getName(), "Attachment of reference={} in VFCMT {} has finished successfully", reference, resourceUuid);
response.setSuccessResponse("Artifact updated");
return new ResponseEntity<>(response, HttpStatus.OK);
} catch (Exception e) {
return handleException(e, ErrConfMgr.ApiType.ATTACH_TO_SERVICE);
}
}
@RequestMapping(value = { "/{vfcmtUuid}/attachment" }, method = { RequestMethod.GET }, produces = {"application/json" })
public ResponseEntity getAttachedService(@PathVariable("vfcmtUuid") String vfcmtUuid, @ModelAttribute("requestId") String requestId) {
MessageResponse response = new MessageResponse();
try {
ResourceDetailed vfcmt = baseBusinessLogic.getSdcRestClient().getResource(vfcmtUuid, requestId);
debugLogger.log(LogLevel.DEBUG, this.getClass().getName(), vfcmt.toString());
checkVfcmtType(vfcmt);
String artifact = "No Artifacts";
if (!CollectionUtils.isEmpty(vfcmt.getArtifacts())) {
Artifact artifactObj = vfcmt.getArtifacts().stream().filter(a -> DcaeBeConstants.Composition.fileNames.SVC_REF.equals(a.getArtifactName())).findAny().orElse(null);
if (null != artifactObj)
artifact = baseBusinessLogic.getSdcRestClient().getResourceArtifact(vfcmtUuid, artifactObj.getArtifactUUID(), requestId);
}
response.setSuccessResponse(artifact);
return new ResponseEntity<>(response, HttpStatus.OK);
} catch (Exception e) {
return handleException(e, ErrConfMgr.ApiType.GET_VFCMT);
}
}
/**** PRIVATE METHODS ****/
private void updateReferenceArtifact(String userId, String VFCMTUuid, Artifact artifactObj, String reference, String requestId) throws Exception {
artifactObj.setDescription("updateReferenceArtifact");
artifactObj.setPayloadData(Base64Utils.encodeToString(reference.getBytes()));
baseBusinessLogic.getSdcRestClient().updateResourceArtifact(userId, VFCMTUuid, artifactObj, requestId);
}
/**
*
* @param lastUpdaterUserId
* @param services
* @param userId
* @return
*/
//TODO move method to ci tests
public List<DcaeMinimizedService> parseAndFilterServicesByUser(String lastUpdaterUserId, List<LinkedHashMap<String, String>> services, String userId) {
List<DcaeMinimizedService> uuids = null;
if (services != null) {
//services.stream().filter(predicate)
uuids = services.stream()
.map(x -> new DcaeMinimizedService(x.get("uuid"), x.get("name"), x.get("lastUpdaterUserId"), x.get("lifecycleState"), x.get("version"), x.get("invariantUUID")))
.collect(Collectors.groupingBy(DcaeMinimizedService::getInvariantUUID)).values().stream()
.map(p -> p.stream()
.sorted(Comparator.comparing(DcaeMinimizedService::getVersionAsFloat).reversed())).map(p -> p.collect(Collectors.toList())).map(p -> p.get(0))
.filter(x -> (!(!x.getLastUpdaterUserId().equals(userId) && x.getLifeCycleState().equals(LifecycleStateEnum.NOT_CERTIFIED_CHECKOUT.name()))))
.sorted(Comparator.comparing(DcaeMinimizedService::getName)).collect(Collectors.toList());
}
return uuids;
}
private List<Service> filterServicesByUser(List<Service> services, String userId) {
return CollectionUtils.isEmpty(services) ? new ArrayList<>() : services.stream()
.collect(Collectors.groupingBy(Service::getInvariantUUID)).values().stream()
.map(p -> p.stream()
.sorted(Comparator.comparing(Service::versionAsFloat).reversed())).map(p -> p.collect(Collectors.toList())).map(p -> p.get(0))
.filter(x -> (!(!x.getLastUpdaterUserId().equals(userId) && x.getLifecycleState().equals(LifecycleStateEnum.NOT_CERTIFIED_CHECKOUT.name()))))
.sorted(Comparator.comparing(Service::getName)).collect(Collectors.toList());
}
/**
*
* @param serviceUuid
* @param vfiName
* @param requestId
* @throws Exception
*/
private void verifyVfiExists(String serviceUuid, String vfiName, String requestId) throws Exception {
ServiceDetailed service = baseBusinessLogic.getSdcRestClient().getService(serviceUuid, requestId);
boolean isServiceContainsVfi = null != service && !CollectionUtils.isEmpty(service.getResources()) && service.getResources().stream()
.filter(vfi -> "VF".equals(vfi.getResoucreType()))
.anyMatch(vfi -> vfiName.equals(vfi.getResourceInstanceName()));
if (!isServiceContainsVfi) {
ResponseFormat responseFormat = ErrConfMgr.INSTANCE.getResponseFormat(ActionStatus.VFI_FETCH_ERROR, null, serviceUuid, vfiName);
throw new DcaeException(HttpStatus.NOT_FOUND, responseFormat.getRequestError());
}
}
}
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