2 * Copyright 2016-2017, Nokia Corporation
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.onap.vfc;
18 import com.google.common.io.ByteStreams;
19 import com.google.gson.JsonElement;
20 import com.google.gson.JsonParser;
21 import java.io.IOException;
22 import java.io.InputStream;
24 import org.apache.http.HttpEntity;
25 import org.apache.http.HttpHeaders;
26 import org.apache.http.client.methods.CloseableHttpResponse;
27 import org.apache.http.client.methods.HttpGet;
28 import org.apache.http.impl.client.CloseableHttpClient;
29 import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.api.IPackageProvider;
30 import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.onap.core.IpMappingProvider;
31 import org.onap.vfccatalog.api.VnfpackageApi;
32 import org.onap.vfccatalog.model.VnfPkgDetailInfo;
33 import org.slf4j.Logger;
34 import org.springframework.beans.factory.annotation.Autowired;
35 import org.springframework.stereotype.Component;
37 import static org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.util.CbamUtils.buildFatalFailure;
38 import static org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.util.SystemFunctions.systemFunctions;
39 import static org.slf4j.LoggerFactory.getLogger;
40 import static org.springframework.http.MediaType.APPLICATION_OCTET_STREAM_VALUE;
43 * Retrieves a package from VF-C
46 public class VfcPackageProvider implements IPackageProvider {
47 private static Logger logger = getLogger(VfcPackageProvider.class);
48 private final VfcRestApiProvider restApiProvider;
49 private final IpMappingProvider ipMappingProvider;
52 VfcPackageProvider(VfcRestApiProvider restApiProvider, IpMappingProvider ipMappingProvider) {
53 this.restApiProvider = restApiProvider;
54 this.ipMappingProvider = ipMappingProvider;
58 public String getCbamVnfdId(String csarId) {
59 VnfPkgDetailInfo vnfPackageDetails;
61 VnfpackageApi onapCatalogApi = restApiProvider.getVfcCatalogApi();
62 vnfPackageDetails = onapCatalogApi.queryVnfPackage(csarId).blockingFirst();
63 } catch (Exception e) {
64 throw buildFatalFailure(logger, "Unable to query VNF package with " + csarId, e);
66 JsonElement vnfdModel = new JsonParser().parse(vnfPackageDetails.getPackageInfo().getVnfdModel());
67 return vnfdModel.getAsJsonObject().get("metadata").getAsJsonObject().get("resourceVendorModelNumber").getAsString();
71 public byte[] getPackage(String csarId) {
74 VnfpackageApi onapCatalogApi = restApiProvider.getVfcCatalogApi();
75 VnfPkgDetailInfo vnfPackageDetails = onapCatalogApi.queryVnfPackage(csarId).blockingFirst();
76 String urlFromVfc = vnfPackageDetails.getPackageInfo().getDownloadUrl();
77 String host = new URL(urlFromVfc).getHost();
78 downloadUrl = urlFromVfc.replaceFirst("://" + host, "://" + ipMappingProvider.mapPrivateIpToPublicIp(host));
79 } catch (Exception e) {
80 throw buildFatalFailure(logger, "Unable to query VNF package with " + csarId, e);
83 return downloadCbamVnfPackage(downloadUrl);
84 } catch (Exception e) {
85 throw buildFatalFailure(logger, "Unable to download package from " + downloadUrl, e);
89 private byte[] downloadCbamVnfPackage(String downloadUri) throws IOException {
90 CloseableHttpClient client = systemFunctions().getHttpClient();
91 HttpGet httpget = new HttpGet(downloadUri);
92 httpget.setHeader(HttpHeaders.ACCEPT, APPLICATION_OCTET_STREAM_VALUE);
93 CloseableHttpResponse response = client.execute(httpget);
94 HttpEntity entity = response.getEntity();
95 InputStream is = entity.getContent();
96 byte[] bytes = ByteStreams.toByteArray(is);