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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.aaisimulator.controller;
import static org.onap.so.aaisimulator.utils.Constants.APPLICATION_MERGE_PATCH_JSON;
import static org.onap.so.aaisimulator.utils.Constants.BI_DIRECTIONAL_RELATIONSHIP_LIST_URL;
import static org.onap.so.aaisimulator.utils.Constants.GENERIC_VNF;
import static org.onap.so.aaisimulator.utils.Constants.GENERIC_VNFS_URL;
import static org.onap.so.aaisimulator.utils.Constants.RELATIONSHIP_LIST_RELATIONSHIP_URL;
import static org.onap.so.aaisimulator.utils.Constants.X_HTTP_METHOD_OVERRIDE;
import static org.onap.so.aaisimulator.utils.HttpServiceUtils.getHeaders;
import static org.onap.so.aaisimulator.utils.RequestErrorResponseUtils.getRequestErrorResponseEntity;
import static org.onap.so.aaisimulator.utils.RequestErrorResponseUtils.getResourceVersion;
import java.util.List;
import java.util.Optional;
import javax.servlet.http.HttpServletRequest;
import javax.ws.rs.core.MediaType;
import org.onap.aai.domain.yang.GenericVnf;
import org.onap.aai.domain.yang.GenericVnfs;
import org.onap.aai.domain.yang.Relationship;
import org.onap.so.aaisimulator.service.providers.GenericVnfCacheServiceProvider;
import org.onap.so.aaisimulator.utils.HttpServiceUtils;
import org.onap.so.aaisimulator.utils.RequestErrorResponseUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpMethod;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.DeleteMapping;
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.PutMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestHeader;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
/**
* @author Waqas Ikram (waqas.ikram@est.tech)
*
*/
@Controller
@RequestMapping(path = GENERIC_VNFS_URL)
public class GenericVnfsController {
private static final Logger LOGGER = LoggerFactory.getLogger(GenericVnfsController.class);
private final GenericVnfCacheServiceProvider cacheServiceProvider;
@Autowired
public GenericVnfsController(final GenericVnfCacheServiceProvider cacheServiceProvider) {
this.cacheServiceProvider = cacheServiceProvider;
}
@PutMapping(value = "/generic-vnf/{vnf-id}", consumes = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML},
produces = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML})
public ResponseEntity<?> putGenericVnf(@RequestBody final GenericVnf genericVnf,
@PathVariable("vnf-id") final String vnfId, final HttpServletRequest request) {
LOGGER.info("Will add GenericVnf to cache with 'vnf-id': {} ...", vnfId);
if (genericVnf.getResourceVersion() == null || genericVnf.getResourceVersion().isEmpty()) {
genericVnf.setResourceVersion(getResourceVersion());
}
cacheServiceProvider.putGenericVnf(vnfId, genericVnf);
return ResponseEntity.accepted().build();
}
@GetMapping(value = "/generic-vnf/{vnf-id}", produces = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML})
public ResponseEntity<?> getGenericVnf(@PathVariable("vnf-id") final String vnfId,
@RequestParam(name = "depth", required = false) final Integer depth,
@RequestParam(name = "resultIndex", required = false) final Integer resultIndex,
@RequestParam(name = "resultSize", required = false) final Integer resultSize,
@RequestParam(name = "format", required = false) final String format, final HttpServletRequest request) {
LOGGER.info(
"Will get GenericVnf for 'vnf-id': {} with depth: {}, resultIndex: {}, resultSize:{}, format: {} ...",
vnfId, depth, resultIndex, resultSize, format);
final Optional<GenericVnf> optional = cacheServiceProvider.getGenericVnf(vnfId);
if (optional.isPresent()) {
final GenericVnf genericVnf = optional.get();
LOGGER.info("found GenericVnf {} in cache", genericVnf);
return ResponseEntity.ok(genericVnf);
}
LOGGER.error(
"Unable to find GenericVnf in cache for 'vnf-id': {} with depth: {}, resultIndex: {}, resultSize:{}, format:{} ...",
vnfId, depth, resultIndex, resultSize, format);
return getRequestErrorResponseEntity(request, GENERIC_VNF);
}
@PutMapping(value = "/generic-vnf/{vnf-id}" + RELATIONSHIP_LIST_RELATIONSHIP_URL,
consumes = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML},
produces = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML})
public ResponseEntity<?> putGenericVnfRelationShip(@RequestBody final Relationship relationship,
@PathVariable("vnf-id") final String vnfId, final HttpServletRequest request) {
LOGGER.info("Will put RelationShip for 'vnf-id': {} ...", vnfId);
if (relationship.getRelatedLink() != null) {
final String targetBaseUrl = HttpServiceUtils.getBaseUrl(request).toString();
final HttpHeaders incomingHeader = getHeaders(request);
final boolean result = cacheServiceProvider.addRelationShip(incomingHeader, targetBaseUrl,
request.getRequestURI(), vnfId, relationship);
if (result) {
LOGGER.info("added created bi directional relationship with {}", relationship.getRelatedLink());
return ResponseEntity.accepted().build();
}
}
LOGGER.error("Unable to add relationship for related link: {}", relationship.getRelatedLink());
return RequestErrorResponseUtils.getRequestErrorResponseEntity(request, GENERIC_VNF);
}
@PutMapping(value = "/generic-vnf/{vnf-id}" + BI_DIRECTIONAL_RELATIONSHIP_LIST_URL,
consumes = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML},
produces = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML})
public ResponseEntity<?> putBiDirectionalRelationShip(@RequestBody final Relationship relationship,
@PathVariable("vnf-id") final String vnfId, final HttpServletRequest request) {
LOGGER.info("Will put RelationShip for 'vnf-id': {} ...", vnfId);
final Optional<Relationship> optional =
cacheServiceProvider.addRelationShip(vnfId, relationship, request.getRequestURI());
if (optional.isPresent()) {
final Relationship resultantRelationship = optional.get();
LOGGER.info("Relationship add, sending resultant relationship: {} in response ...", resultantRelationship);
return ResponseEntity.accepted().body(resultantRelationship);
}
LOGGER.error("Unable to add relationship for related link: {}", relationship.getRelatedLink());
return RequestErrorResponseUtils.getRequestErrorResponseEntity(request, GENERIC_VNF);
}
@PostMapping(value = "/generic-vnf/{vnf-id}",
consumes = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML, APPLICATION_MERGE_PATCH_JSON},
produces = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML})
public ResponseEntity<?> patchGenericVnf(@RequestBody final GenericVnf genericVnf,
@PathVariable("vnf-id") final String vnfId,
@RequestHeader(value = X_HTTP_METHOD_OVERRIDE, required = false) final String xHttpHeaderOverride,
final HttpServletRequest request) {
LOGGER.info("Will post GenericVnf to cache with 'vnf-id': {} and '{}': {} ...", vnfId, X_HTTP_METHOD_OVERRIDE,
xHttpHeaderOverride);
if (HttpMethod.PATCH.toString().equalsIgnoreCase(xHttpHeaderOverride)) {
if (cacheServiceProvider.patchGenericVnf(vnfId, genericVnf)) {
return ResponseEntity.accepted().build();
}
LOGGER.error("Unable to apply patch to GenericVnf using 'vnf-id': {} ... ", vnfId);
return getRequestErrorResponseEntity(request, GENERIC_VNF);
}
LOGGER.error("{} not supported ... ", xHttpHeaderOverride);
return getRequestErrorResponseEntity(request, GENERIC_VNF);
}
@GetMapping(produces = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML})
public ResponseEntity<?> getGenericVnfs(@RequestParam(name = "selflink") final String selflink,
final HttpServletRequest request) {
LOGGER.info("will retrieve GenericVnfs using selflink: {}", selflink);
final List<GenericVnf> genericVnfList = cacheServiceProvider.getGenericVnfs(selflink);
if (genericVnfList.isEmpty()) {
LOGGER.error("No matching generic vnfs found using selflink: {}", selflink);
return getRequestErrorResponseEntity(request, GENERIC_VNF);
}
LOGGER.info("found {} GenericVnfs in cache", genericVnfList.size());
final GenericVnfs genericVnfs = new GenericVnfs();
genericVnfs.getGenericVnf().addAll(genericVnfList);
return ResponseEntity.ok(genericVnfs);
}
@DeleteMapping(value = "/generic-vnf/{vnf-id}", produces = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML})
public ResponseEntity<?> deleteGenericVnf(@PathVariable("vnf-id") final String vnfId,
@RequestParam(name = "resource-version") final String resourceVersion, final HttpServletRequest request) {
LOGGER.info("Will delete GenericVnf for 'vnf-id': {} and 'resource-version': {}", vnfId, resourceVersion);
if (cacheServiceProvider.deleteGenericVnf(vnfId, resourceVersion)) {
LOGGER.info("Successfully delete GenericVnf from cache for 'vnf-id': {} and 'resource-version': {}", vnfId,
resourceVersion);
return ResponseEntity.noContent().build();
}
LOGGER.error("Unable to delete GenericVnf for 'vnf-id': {} and 'resource-version': {} ...", vnfId,
resourceVersion);
return getRequestErrorResponseEntity(request, GENERIC_VNF);
}
}
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