2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2023 Nordix Foundation
4 * ================================================================================
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 * SPDX-License-Identifier: Apache-2.0
18 * ============LICENSE_END=========================================================
21 package org.onap.cps.ncmp.init;
23 import java.io.InputStream;
24 import java.nio.charset.StandardCharsets;
26 import lombok.NonNull;
27 import lombok.RequiredArgsConstructor;
28 import lombok.extern.slf4j.Slf4j;
29 import org.onap.cps.api.CpsAdminService;
30 import org.onap.cps.api.CpsModuleService;
31 import org.onap.cps.ncmp.api.impl.exception.NcmpStartUpException;
32 import org.onap.cps.spi.exceptions.AlreadyDefinedException;
33 import org.springframework.beans.factory.annotation.Value;
34 import org.springframework.boot.SpringApplication;
35 import org.springframework.boot.context.event.ApplicationReadyEvent;
36 import org.springframework.stereotype.Component;
40 @RequiredArgsConstructor
41 public class SubscriptionModelLoader implements ModelLoader {
43 private final CpsAdminService cpsAdminService;
44 private final CpsModuleService cpsModuleService;
45 private static final String SUBSCRIPTION_DATASPACE_NAME = "NCMP-Admin";
46 private static final String SUBSCRIPTION_ANCHOR_NAME = "AVC-Subscriptions";
47 private static final String SUBSCRIPTION_SCHEMASET_NAME = "subscriptions";
49 @Value("${ncmp.model-loader.subscription:false}")
50 private boolean subscriptionModelLoaderEnabled;
53 * Method calls boarding subscription model when Application is ready.
55 * @param applicationReadyEvent the event to respond to
58 public void onApplicationEvent(@NonNull final ApplicationReadyEvent applicationReadyEvent) {
60 if (subscriptionModelLoaderEnabled) {
61 onboardSubscriptionModel();
63 log.info("Subscription Model Loader is disabled");
65 } catch (final NcmpStartUpException ncmpStartUpException) {
66 log.debug("Onboarding model for NCMP failed: {} ", ncmpStartUpException.getMessage());
67 SpringApplication.exit(applicationReadyEvent.getApplicationContext(), () -> 1);
72 * Method to onboard subscription model for NCMP.
74 private void onboardSubscriptionModel() {
75 final Map<String, String> yangResourceContentMap = createYangResourceToContentMap();
76 if (!yangResourceContentMap.get("subscription.yang").isEmpty()) {
77 createSchemaSet(SUBSCRIPTION_DATASPACE_NAME, SUBSCRIPTION_SCHEMASET_NAME, yangResourceContentMap);
78 createAnchor(SUBSCRIPTION_DATASPACE_NAME, SUBSCRIPTION_SCHEMASET_NAME, SUBSCRIPTION_ANCHOR_NAME);
84 public boolean createSchemaSet(final String dataspaceName,
85 final String schemaSetName,
86 final Map<String, String> yangResourceContentMap) {
88 cpsModuleService.createSchemaSet(dataspaceName, schemaSetName, yangResourceContentMap);
89 } catch (final AlreadyDefinedException exception) {
90 log.info("Creating new schema set failed as schema set already exists");
91 } catch (final Exception exception) {
92 log.debug("Creating schema set for subscription model failed: {} ", exception.getMessage());
93 throw new NcmpStartUpException("Creating schema set failed", exception.getMessage());
101 * @param dataspaceName dataspace name
102 * @param schemaSetName schema set name
103 * @param anchorName anchor name
106 public boolean createAnchor(final String dataspaceName, final String schemaSetName,
107 final String anchorName) {
109 cpsAdminService.createAnchor(dataspaceName, schemaSetName, anchorName);
110 } catch (final AlreadyDefinedException exception) {
111 log.info("Creating new anchor failed as anchor already exists");
112 } catch (final Exception exception) {
113 log.debug("Creating anchor for subscription model failed: {} ", exception.getMessage());
114 throw new NcmpStartUpException("Creating anchor failed", exception.getMessage());
119 private String getFileContentAsString() {
120 try (InputStream inputStream = getClass().getClassLoader()
121 .getResourceAsStream("model/subscription.yang")) {
122 return new String(inputStream.readAllBytes(), StandardCharsets.UTF_8);
123 } catch (final Exception exception) {
124 log.debug("Onboarding failed as unable to read file: {}", exception.getCause().toString());
125 throw new NcmpStartUpException("Onboarding failed as unable to read file: {}", exception.getMessage());
129 private Map<String, String> createYangResourceToContentMap() {
130 return Map.of("subscription.yang", getFileContentAsString());