rapp-manager-models/src/main/java/com/oransc/rappmanager/models/csar/RappCsarConfigurationHandler.java

   1 /*-
   2  * ============LICENSE_START======================================================================
   3  * Copyright (C) 2023 Nordix Foundation. All rights reserved.
   4  * Copyright (C) 2024 OpenInfra Foundation Europe. All rights reserved.
   5  * ===============================================================================================
   6  * Licensed under the Apache License, Version 2.0 (the "License");
   7  * you may not use this file except in compliance with the License.
   8  * You may obtain a copy of the License at
   9  *
  10  *      http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  * ============LICENSE_END========================================================================
  18  */
  19
  20 package com.oransc.rappmanager.models.csar;
  21
  22 import static com.google.common.base.Splitter.on;
  23 import static com.google.common.collect.Iterables.filter;
  24
  25 import com.fasterxml.jackson.core.JsonProcessingException;
  26 import com.fasterxml.jackson.databind.JsonNode;
  27 import com.fasterxml.jackson.databind.ObjectMapper;
  28 import com.google.gson.Gson;
  29 import com.oransc.rappmanager.models.rapp.Rapp;
  30 import com.oransc.rappmanager.models.rapp.RappResources;
  31 import com.oransc.rappmanager.models.rappinstance.RappACMInstance;
  32 import com.oransc.rappmanager.models.rappinstance.RappSMEInstance;
  33 import java.io.ByteArrayOutputStream;
  34 import java.io.File;
  35 import java.io.FileInputStream;
  36 import java.io.IOException;
  37 import java.nio.file.Path;
  38 import java.util.ArrayList;
  39 import java.util.List;
  40 import java.util.Set;
  41 import java.util.UUID;
  42 import java.util.function.Predicate;
  43 import java.util.stream.Collectors;
  44 import java.util.zip.ZipEntry;
  45 import java.util.zip.ZipFile;
  46 import lombok.RequiredArgsConstructor;
  47 import org.apache.commons.compress.archivers.ArchiveEntry;
  48 import org.apache.commons.compress.archivers.zip.ZipArchiveInputStream;
  49 import org.slf4j.Logger;
  50 import org.slf4j.LoggerFactory;
  51 import org.springframework.core.io.ByteArrayResource;
  52 import org.springframework.stereotype.Service;
  53 import org.yaml.snakeyaml.Yaml;
  54
  55 @Service
  56 @RequiredArgsConstructor
  57 public class RappCsarConfigurationHandler {
  58
  59     Logger logger = LoggerFactory.getLogger(RappCsarConfigurationHandler.class);
  60
  61     private final ObjectMapper objectMapper;
  62
  63     public Path getRappPackageLocation(String csarLocation, String rappId, String fileName) {
  64         return Path.of(csarLocation, rappId, fileName);
  65     }
  66
  67     public String getInstantiationPayload(Rapp rapp, RappACMInstance rappACMInstance, UUID compositionId) {
  68         return getPayload(rapp,
  69                 getResourceUri(RappCsarPathProvider.ACM_INSTANCES_LOCATION, rappACMInstance.getInstance())).replaceAll(
  70                 "DO_NOT_CHANGE_THIS_COMPOSITION_ID", String.valueOf(compositionId));
  71     }
  72
  73     public ByteArrayResource getArtifactPayload(Rapp rapp, String location) {
  74         return new ByteArrayResource(getByteArrayStreamPayload(rapp, location).toByteArray());
  75     }
  76
  77     String getPayload(Rapp rapp, String location) {
  78         return getByteArrayStreamPayload(rapp, location).toString();
  79     }
  80
  81     ByteArrayOutputStream getByteArrayStreamPayload(Rapp rapp, String location) {
  82         logger.debug("Getting payload for {} from {}", rapp.getRappId(), location);
  83         File csarFile = getCsarFile(rapp);
  84         return getFileFromCsar(csarFile, location);
  85     }
  86
  87     File getCsarFile(Rapp rapp) {
  88         return new File(
  89                 getRappPackageLocation(rapp.getPackageLocation(), rapp.getName(), rapp.getPackageName()).toUri());
  90     }
  91
  92     ByteArrayOutputStream getFileFromCsar(File csarFile, String fileLocation) {
  93         ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
  94         try (FileInputStream fileInputStream = new FileInputStream(csarFile);
  95              ZipArchiveInputStream zipArchiveInputStream = new ZipArchiveInputStream(fileInputStream)) {
  96             byteArrayOutputStream = getFileFromCsar(zipArchiveInputStream, fileLocation);
  97         } catch (IOException e) {
  98             logger.info("Unable to get file {} from the CSAR file", fileLocation, e);
  99         }
 100         return byteArrayOutputStream;
 101     }
 102
 103     public ByteArrayOutputStream getFileFromCsar(ZipArchiveInputStream zipArchiveInputStream, String fileLocation) {
 104         ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
 105         try {
 106             ArchiveEntry entry;
 107             while ((entry = zipArchiveInputStream.getNextEntry()) != null) {
 108                 if (!entry.isDirectory() && entry.getName().equals(fileLocation)) {
 109                     byte[] buffer = new byte[1024];
 110                     int bytesRead;
 111                     while ((bytesRead = zipArchiveInputStream.read(buffer)) != -1) {
 112                         byteArrayOutputStream.write(buffer, 0, bytesRead);
 113                     }
 114                 }
 115             }
 116         } catch (IOException e) {
 117             logger.info("Unable to get file {} from the zip archive CSAR file", fileLocation, e);
 118         }
 119         return byteArrayOutputStream;
 120     }
 121
 122     public JsonNode getAsdContentNode(String asdContent) throws JsonProcessingException {
 123         return objectMapper.readTree(new Gson().toJsonTree(new Yaml().load(asdContent)).toString());
 124     }
 125
 126     String getAsdDefinitionLocation(final File csarFile) {
 127         return getAsdDefinitionLocation(
 128                 getFileFromCsar(csarFile, RappCsarPathProvider.TOSCA_METADATA_LOCATION).toString());
 129     }
 130
 131     public String getAsdDefinitionLocation(final String toscaMetadata) {
 132         String asdLocation = "";
 133         if (toscaMetadata != null && !toscaMetadata.isEmpty()) {
 134             final String entry = filter(on("\n").split(toscaMetadata),
 135                     line -> line.contains(RappCsarPathProvider.ENTRY_DEFINITIONS_INDEX)).iterator().next();
 136             asdLocation = entry.replace(RappCsarPathProvider.ENTRY_DEFINITIONS_INDEX + ":", "").trim();
 137         }
 138         return asdLocation;
 139     }
 140
 141     public List<DeploymentItem> getDeploymentItems(Rapp rApp) {
 142         List<DeploymentItem> deploymentItems = new ArrayList<>();
 143         File csarFile = getCsarFile(rApp);
 144         String asdDefinitionLocation = getAsdDefinitionLocation(csarFile);
 145         if (asdDefinitionLocation != null && !asdDefinitionLocation.isEmpty()) {
 146             try {
 147                 String asdContent = getFileFromCsar(csarFile, asdDefinitionLocation).toString();
 148                 JsonNode jsonNode = getAsdContentNode(asdContent);
 149                 JsonNode artifactsJsonNode = jsonNode.at(RappCsarPathProvider.ARTIFACTS_LOCATION_JSON_POINTER);
 150                 artifactsJsonNode.forEach(artifactJsonNode -> {
 151                     DeploymentItem deploymentItem =
 152                             objectMapper.convertValue(artifactJsonNode.at("/properties"), DeploymentItem.class);
 153                     deploymentItem.setFile(artifactJsonNode.at("/file").asText());
 154                     deploymentItems.add(deploymentItem);
 155                 });
 156             } catch (Exception e) {
 157                 logger.warn("Unable to get the deployment items", e);
 158             }
 159         }
 160         return deploymentItems;
 161     }
 162
 163
 164     public String getSmeProviderDomainPayload(Rapp rapp, RappSMEInstance rappSMEInstance) {
 165         return getPayload(rapp, getResourceUri(RappCsarPathProvider.SME_PROVIDER_FUNCS_LOCATION,
 166                 rappSMEInstance.getProviderFunction()));
 167     }
 168
 169     public String getSmeProviderApiPayload(Rapp rapp, RappSMEInstance rappSMEInstance) {
 170         return getPayload(rapp,
 171                 getResourceUri(RappCsarPathProvider.SME_SERVICE_APIS_LOCATION, rappSMEInstance.getServiceApis()));
 172     }
 173
 174     public String getSmeInvokerPayload(Rapp rapp, RappSMEInstance rappSMEInstance) {
 175         return getPayload(rapp,
 176                 getResourceUri(RappCsarPathProvider.SME_INVOKERS_LOCATION, rappSMEInstance.getInvokers()));
 177     }
 178
 179     public String getAcmCompositionPayload(Rapp rapp) {
 180         return getPayload(rapp, getResourceUri(RappCsarPathProvider.ACM_DEFINITION_LOCATION,
 181                 rapp.getRappResources().getAcm().getCompositionDefinitions()));
 182     }
 183
 184     public String getDmeInfoProducerPayload(Rapp rapp, String producerIdentifier) {
 185         return getPayload(rapp, getResourceUri(RappCsarPathProvider.DME_INFO_PRODUCERS_LOCATION, producerIdentifier));
 186     }
 187
 188     public String getDmeProducerInfoTypePayload(Rapp rapp, String infoTypeIdentifier) {
 189         return getPayload(rapp,
 190                 getResourceUri(RappCsarPathProvider.DME_PRODUCER_INFO_TYPES_LOCATION, infoTypeIdentifier));
 191     }
 192
 193     public String getDmeConsumerInfoTypePayload(Rapp rapp, String infoTypeIdentifier) {
 194         return getPayload(rapp,
 195                 getResourceUri(RappCsarPathProvider.DME_CONSUMER_INFO_TYPES_LOCATION, infoTypeIdentifier));
 196     }
 197
 198     public String getDmeInfoConsumerPayload(Rapp rapp, String infoConsumerIdentifier) {
 199         return getPayload(rapp,
 200                 getResourceUri(RappCsarPathProvider.DME_INFO_CONSUMERS_LOCATION, infoConsumerIdentifier));
 201     }
 202
 203     String getResourceUri(String resourceLocation, String resource) {
 204         return resourceLocation + "/" + resource + ".json";
 205     }
 206
 207     public RappResources getRappResource(Rapp rapp) {
 208         RappResources rappResources = new RappResources();
 209         try {
 210             File csarFile = getCsarFile(rapp);
 211             if (csarFile.exists()) {
 212                 rappResources.setAcm(RappResources.ACMResources.builder().compositionDefinitions(
 213                                 getFileListFromCsar(csarFile, RappCsarPathProvider.ACM_DEFINITION_LOCATION).iterator().next())
 214                                              .compositionInstances(getFileListFromCsar(csarFile,
 215                                                      RappCsarPathProvider.ACM_INSTANCES_LOCATION)).build());
 216                 rappResources.setSme(RappResources.SMEResources.builder().providerFunctions(
 217                         getFileListFromCsar(csarFile, RappCsarPathProvider.SME_PROVIDER_FUNCS_LOCATION)).serviceApis(
 218                         getFileListFromCsar(csarFile, RappCsarPathProvider.SME_SERVICE_APIS_LOCATION)).invokers(
 219                         getFileListFromCsar(csarFile, RappCsarPathProvider.SME_INVOKERS_LOCATION)).build());
 220                 rappResources.setDme(RappResources.DMEResources.builder().producerInfoTypes(
 221                                 getFileListFromCsar(csarFile, RappCsarPathProvider.DME_PRODUCER_INFO_TYPES_LOCATION))
 222                                              .consumerInfoTypes(getFileListFromCsar(csarFile,
 223                                                      RappCsarPathProvider.DME_CONSUMER_INFO_TYPES_LOCATION))
 224                                              .infoProducers(getFileListFromCsar(csarFile,
 225                                                      RappCsarPathProvider.DME_INFO_PRODUCERS_LOCATION)).infoConsumers(
 226                                 getFileListFromCsar(csarFile, RappCsarPathProvider.DME_INFO_CONSUMERS_LOCATION))
 227                                              .build());
 228             }
 229         } catch (Exception e) {
 230             logger.warn("Error in getting the rapp resources", e);
 231         }
 232         return rappResources;
 233     }
 234
 235     Set<String> getFileListFromCsar(File csarFile, String dirLocation) {
 236         try (ZipFile zipFile = new ZipFile(csarFile)) {
 237             return zipFile.stream().filter(Predicate.not(ZipEntry::isDirectory)).map(ZipEntry::getName)
 238                            .filter(name -> name.startsWith(dirLocation))
 239                            .map(name -> name.substring(name.lastIndexOf("/") + 1, name.lastIndexOf(".")))
 240                            .collect(Collectors.toSet());
 241         } catch (IOException e) {
 242             logger.warn("Error in listing the files from csar", e);
 243         }
 244         return Set.of();
 245     }
 246 }