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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2019 Nordix Foundation.
* ================================================================================
* 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.so.adapters.etsisol003adapter.lcm.rest;
import static org.onap.so.adapters.etsi.sol003.adapter.common.CommonConstants.BASE_URL;
import java.util.ArrayList;
import java.util.List;
import java.util.UUID;
import javax.ws.rs.core.MediaType;
import org.onap.so.adapters.etsisol003adapter.lcm.extclients.aai.AaiHelper;
import org.onap.so.adapters.etsisol003adapter.lcm.extclients.aai.AaiServiceProvider;
import org.onap.so.adapters.etsisol003adapter.lcm.extclients.vnfm.VnfmHelper;
import org.onap.so.adapters.etsisol003adapter.lcm.grant.model.GrantRequest;
import org.onap.so.adapters.etsisol003adapter.lcm.grant.model.GrantsAddResources;
import org.onap.so.adapters.etsisol003adapter.lcm.grant.model.InlineResponse201;
import org.onap.so.adapters.etsisol003adapter.lcm.grant.model.InlineResponse201AddResources;
import org.onap.so.adapters.etsisol003adapter.lcm.grant.model.InlineResponse201VimConnections;
import org.onap.so.adapters.etsisol003adapter.lcm.v1.model.Tenant;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Controller;
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;
@Controller
@RequestMapping(value = BASE_URL, produces = MediaType.APPLICATION_JSON, consumes = MediaType.APPLICATION_JSON)
public class Sol003GrantController {
private static final Logger logger = LoggerFactory.getLogger(Sol003GrantController.class);
public final AaiServiceProvider aaiServiceProvider;
public final AaiHelper aaiHelper;
public final VnfmHelper vnfmHelper;
@Autowired
public Sol003GrantController(final AaiServiceProvider aaiServiceProvider, final AaiHelper aaiHelper,
final VnfmHelper vnfmHelper) {
this.aaiServiceProvider = aaiServiceProvider;
this.aaiHelper = aaiHelper;
this.vnfmHelper = vnfmHelper;
}
@GetMapping(value = "/grants/{grantId}")
public ResponseEntity<InlineResponse201> grantsGrantIdGet(@PathVariable("grantId") final String grantId) {
logger.info("Get grant received from VNFM, grant id: " + grantId);
return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
}
@PostMapping(value = "/grants")
public ResponseEntity<InlineResponse201> grantsPost(@RequestBody final GrantRequest grantRequest) {
logger.info("Grant request received from VNFM: " + grantRequest);
final InlineResponse201 grantResponse = createGrantResponse(grantRequest);
logger.info("Grant request returning to VNFM: " + grantResponse);
return new ResponseEntity<>(grantResponse, HttpStatus.CREATED);
}
private InlineResponse201 createGrantResponse(final GrantRequest grantRequest) {
final InlineResponse201 grantResponse = new InlineResponse201();
grantResponse.setId(UUID.randomUUID().toString());
grantResponse.setVnfInstanceId(grantRequest.getVnfInstanceId());
grantResponse.setVnfLcmOpOccId(grantRequest.getVnfLcmOpOccId());
final String vnfSelfLink = grantRequest.getLinks().getVnfInstance().getHref();
final Tenant tenant = aaiHelper
.getAssignedTenant(aaiServiceProvider.invokeQueryGenericVnf(vnfSelfLink).getGenericVnf().get(0));
String vimConnectionId = "";
final InlineResponse201VimConnections vimConnection = vnfmHelper.getVimConnections(tenant);
grantResponse.addVimConnectionsItem(vimConnection);
vimConnectionId = vimConnection.getId();
if (grantRequest.getOperation().equals(GrantRequest.OperationEnum.INSTANTIATE)) {
grantResponse.addResources(getResources(grantRequest.getAddResources(), vimConnectionId));
} else if (grantRequest.getOperation().equals(GrantRequest.OperationEnum.TERMINATE)) {
grantResponse.removeResources(getResources(grantRequest.getRemoveResources(), vimConnectionId));
}
return grantResponse;
}
private List<InlineResponse201AddResources> getResources(final List<GrantsAddResources> requestResources,
final String vimId) {
final List<InlineResponse201AddResources> resources = new ArrayList<>();
for (final GrantsAddResources requestResource : requestResources) {
final InlineResponse201AddResources responseResource = new InlineResponse201AddResources();
responseResource.setResourceDefinitionId(requestResource.getId());
responseResource.setVimConnectionId(vimId);
resources.add(responseResource);
}
return resources;
}
}
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