2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2019 Nordix Foundation.
4 * ================================================================================
5 * Modifications Copyright (c) 2019 Samsung
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
19 * SPDX-License-Identifier: Apache-2.0
20 * ============LICENSE_END=========================================================
23 package org.onap.so.adapters.vnfmadapter.extclients;
25 import static com.google.common.base.Splitter.on;
26 import static com.google.common.collect.Iterables.filter;
27 import static com.google.common.io.ByteStreams.toByteArray;
28 import static java.lang.String.format;
29 import static org.apache.http.HttpHeaders.ACCEPT;
30 import static org.apache.http.HttpHeaders.AUTHORIZATION;
31 import static org.onap.so.adapters.vnfmadapter.NvfmAdapterUtils.abortOperation;
32 import static org.onap.so.adapters.vnfmadapter.NvfmAdapterUtils.child;
33 import static org.onap.so.adapters.vnfmadapter.NvfmAdapterUtils.childElement;
34 import static org.onap.so.adapters.vnfmadapter.NvfmAdapterUtils.children;
35 import static org.slf4j.LoggerFactory.getLogger;
36 import static org.springframework.http.MediaType.APPLICATION_OCTET_STREAM_VALUE;
37 import com.google.common.io.ByteStreams;
38 import com.google.gson.Gson;
39 import com.google.gson.JsonObject;
40 import java.io.ByteArrayInputStream;
41 import java.io.ByteArrayOutputStream;
42 import java.io.IOException;
43 import java.io.InputStream;
44 import java.nio.charset.StandardCharsets;
45 import java.util.HashSet;
46 import java.util.Iterator;
47 import java.util.List;
48 import java.util.NoSuchElementException;
50 import java.util.zip.ZipEntry;
51 import java.util.zip.ZipInputStream;
52 import org.apache.commons.codec.binary.Base64;
53 import org.apache.http.HttpEntity;
54 import org.apache.http.client.methods.CloseableHttpResponse;
55 import org.apache.http.client.methods.HttpGet;
56 import org.apache.http.impl.client.CloseableHttpClient;
57 import org.apache.http.impl.client.HttpClients;
58 import org.onap.so.utils.CryptoUtils;
59 import org.slf4j.Logger;
60 import org.springframework.beans.factory.annotation.Value;
61 import org.springframework.stereotype.Component;
62 import org.yaml.snakeyaml.Yaml;
65 public class SdcPackageProvider {
66 private static final String GET_PACKAGE_URL = "%s/sdc/v1/catalog/resources/%s/toscaModel";
67 @Value("${sdc.toscametapath:TOSCA-Metadata/TOSCA.meta}")
68 private List<String> toscaMetaPaths;
69 private static final String TOSCA_VNFD_KEY = "Entry-Definitions";
70 private static Logger logger = getLogger(SdcPackageProvider.class);
72 @Value("${sdc.username}")
73 private String sdcUsername;
74 @Value("${sdc.password}")
75 private String sdcPassword;
77 private String sdcKey;
78 @Value("${sdc.endpoint}")
79 private String baseUrl;
81 public String getVnfdId(final String csarId) {
82 return getVnfNodeProperty(csarId, "descriptor_id");
85 private String getVnfNodeProperty(final String csarId, final String propertyName) {
86 logger.debug("Getting " + propertyName + " from " + csarId);
87 final byte[] onapPackage = getPackage(csarId);
90 final String vnfdLocation = getVnfdLocation(new ByteArrayInputStream(onapPackage));
91 final String onapVnfdContent = getFileInZip(new ByteArrayInputStream(onapPackage), vnfdLocation).toString();
92 logger.debug("VNFD CONTENTS: " + onapVnfdContent);
93 final JsonObject root = new Gson().toJsonTree(new Yaml().load(onapVnfdContent)).getAsJsonObject();
95 final JsonObject topologyTemplates = child(root, "topology_template");
96 final JsonObject nodeTemplates = child(topologyTemplates, "node_templates");
97 for (final JsonObject child : children(nodeTemplates)) {
98 final String type = childElement(child, "type").getAsString();
99 String propertyValue = null;
100 if ("tosca.nodes.nfv.VNF".equals(type)) {
101 final JsonObject properties = child(child, "properties");
102 logger.debug("properties: " + properties.toString());
104 propertyValue = properties.get(propertyName).getAsJsonPrimitive().getAsString();
106 if (propertyValue == null) {
107 propertyValue = getValueFromNodeTypeDefinition(root, type, propertyName);
109 return propertyValue;
112 } catch (final Exception e) {
113 throw new IllegalArgumentException("Unable to extract " + propertyName + " from ONAP package", e);
115 throw new IllegalArgumentException("Unable to extract " + propertyName + " from ONAP package");
118 private String getValueFromNodeTypeDefinition(final JsonObject root, final String nodeTypeName,
119 final String propertyName) {
120 final JsonObject nodeTypes = child(root, "node_types");
121 final JsonObject nodeType = child(nodeTypes, nodeTypeName);
123 if ("tosca.nodes.nfv.VNF".equals(childElement(nodeType, "derived_from").getAsString())) {
124 final JsonObject properties = child(nodeType, "properties");
125 logger.debug("properties: " + properties.toString());
126 final JsonObject property = child(properties, propertyName);
127 logger.debug("property: " + property.toString());
128 logger.debug("property default: " + childElement(property, "default").toString());
129 return childElement(property, "default").getAsJsonPrimitive().getAsString();
134 private byte[] getPackage(final String csarId) {
135 final String SERVICE_NAME = "vnfm-adapter";
136 try (CloseableHttpClient client = HttpClients.createDefault()) {
137 final HttpGet httpget = new HttpGet(format(GET_PACKAGE_URL, baseUrl, csarId));
138 httpget.setHeader(ACCEPT, APPLICATION_OCTET_STREAM_VALUE);
139 httpget.setHeader("X-ECOMP-InstanceID", SERVICE_NAME);
140 httpget.setHeader("X-FromAppId", SERVICE_NAME);
141 final String auth = sdcUsername + ":" + CryptoUtils.decrypt(sdcPassword, sdcKey);
142 final byte[] encodedAuth = Base64.encodeBase64(auth.getBytes(StandardCharsets.ISO_8859_1));
143 final String authHeader = "Basic " + new String(encodedAuth);
144 httpget.setHeader(AUTHORIZATION, authHeader);
145 logger.debug("Fetching from SDC: " + httpget);
146 final CloseableHttpResponse response = client.execute(httpget);
147 final HttpEntity entity = response.getEntity();
148 final InputStream is = entity.getContent();
149 return toByteArray(is);
150 } catch (final Exception e) {
151 throw abortOperation("Unable to download " + csarId + " package from SDC", e);
155 private String getVnfdLocation(final InputStream stream) throws IOException {
156 final Iterator<String> pathIterator = toscaMetaPaths.iterator();
157 while (pathIterator.hasNext()) {
158 final String toscaMetadata = new String(getFileInZip(stream, pathIterator.next()).toByteArray());
159 if (!toscaMetadata.isEmpty()) {
160 final String toscaVnfdLine =
161 filter(on("\n").split(toscaMetadata), line -> line.contains(TOSCA_VNFD_KEY)).iterator().next();
162 return toscaVnfdLine.replace(TOSCA_VNFD_KEY + ":", "").trim();
165 throw abortOperation("Unable to find valid Tosca Path");
168 private static ByteArrayOutputStream getFileInZip(final InputStream zip, final String path) throws IOException {
169 final ZipInputStream zipInputStream = new ZipInputStream(zip);
170 final ByteArrayOutputStream fileContent = getFileInZip(zipInputStream, path);
171 zipInputStream.close();
175 private static ByteArrayOutputStream getFileInZip(final ZipInputStream zipInputStream, final String path)
178 final Set<String> items = new HashSet<>();
179 while ((zipEntry = zipInputStream.getNextEntry()) != null) {
180 items.add(zipEntry.getName());
181 if (zipEntry.getName().matches(path)) {
182 final ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
183 ByteStreams.copy(zipInputStream, byteArrayOutputStream);
184 return byteArrayOutputStream;
187 logger.error("Unable to find the {} in archive found: {}", path, items);
188 throw new NoSuchElementException("Unable to find the " + path + " in archive found: " + items);
191 public String getFlavourId(final String csarId) {
192 return getVnfNodeProperty(csarId, "flavour_id");