| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| |
| package org.apache.airavata.mft.transport.s3; |
| |
| import com.amazonaws.auth.AWSStaticCredentialsProvider; |
| import com.amazonaws.auth.BasicAWSCredentials; |
| import com.amazonaws.services.s3.AmazonS3; |
| import com.amazonaws.services.s3.AmazonS3ClientBuilder; |
| import com.amazonaws.services.s3.model.ObjectMetadata; |
| import org.apache.airavata.mft.core.DirectoryResourceMetadata; |
| import org.apache.airavata.mft.core.FileResourceMetadata; |
| import org.apache.airavata.mft.core.ResourceTypes; |
| import org.apache.airavata.mft.core.api.MetadataCollector; |
| import org.apache.airavata.mft.credential.stubs.s3.S3Secret; |
| import org.apache.airavata.mft.credential.stubs.s3.S3SecretGetRequest; |
| import org.apache.airavata.mft.resource.client.ResourceServiceClient; |
| import org.apache.airavata.mft.resource.client.ResourceServiceClientBuilder; |
| import org.apache.airavata.mft.resource.stubs.s3.resource.S3Resource; |
| import org.apache.airavata.mft.resource.stubs.s3.resource.S3ResourceGetRequest; |
| import org.apache.airavata.mft.secret.client.SecretServiceClient; |
| import org.apache.airavata.mft.secret.client.SecretServiceClientBuilder; |
| |
| public class S3MetadataCollector implements MetadataCollector { |
| |
| private String resourceServiceHost; |
| private int resourceServicePort; |
| private String secretServiceHost; |
| private int secretServicePort; |
| boolean initialized = false; |
| |
| @Override |
| public void init(String resourceServiceHost, int resourceServicePort, String secretServiceHost, int secretServicePort) { |
| this.resourceServiceHost = resourceServiceHost; |
| this.resourceServicePort = resourceServicePort; |
| this.secretServiceHost = secretServiceHost; |
| this.secretServicePort = secretServicePort; |
| this.initialized = true; |
| } |
| |
| private void checkInitialized() { |
| if (!initialized) { |
| throw new IllegalStateException("S3 Metadata Collector is not initialized"); |
| } |
| } |
| |
| @Override |
| public FileResourceMetadata getFileResourceMetadata(String resourceId, String credentialToken) throws Exception { |
| |
| checkInitialized(); |
| ResourceServiceClient resourceClient = ResourceServiceClientBuilder.buildClient(resourceServiceHost, resourceServicePort); |
| S3Resource s3Resource = resourceClient.s3().getS3Resource(S3ResourceGetRequest.newBuilder().setResourceId(resourceId).build()); |
| |
| SecretServiceClient secretClient = SecretServiceClientBuilder.buildClient(secretServiceHost, secretServicePort); |
| S3Secret s3Secret = secretClient.s3().getS3Secret(S3SecretGetRequest.newBuilder().setSecretId(credentialToken).build()); |
| |
| BasicAWSCredentials awsCreds = new BasicAWSCredentials(s3Secret.getAccessKey(), s3Secret.getSecretKey()); |
| |
| AmazonS3 s3Client = AmazonS3ClientBuilder.standard() |
| .withCredentials(new AWSStaticCredentialsProvider(awsCreds)) |
| .withRegion(s3Resource.getS3Storage().getRegion()) |
| .build(); |
| |
| FileResourceMetadata metadata = new FileResourceMetadata(); |
| ObjectMetadata s3Metadata = s3Client.getObjectMetadata(s3Resource.getS3Storage().getBucketName(), s3Resource.getFile().getResourcePath()); |
| metadata.setResourceSize(s3Metadata.getContentLength()); |
| metadata.setMd5sum(s3Metadata.getETag()); |
| metadata.setUpdateTime(s3Metadata.getLastModified().getTime()); |
| metadata.setCreatedTime(s3Metadata.getLastModified().getTime()); |
| return metadata; |
| } |
| |
| @Override |
| public FileResourceMetadata getFileResourceMetadata(String parentResourceId, String resourcePath, String credentialToken) throws Exception { |
| throw new UnsupportedOperationException("Method not implemented"); |
| } |
| |
| @Override |
| public DirectoryResourceMetadata getDirectoryResourceMetadata(String resourceId, String credentialToken) throws Exception { |
| throw new UnsupportedOperationException("Method not implemented"); } |
| |
| @Override |
| public DirectoryResourceMetadata getDirectoryResourceMetadata(String parentResourceId, String resourcePath, String credentialToken) throws Exception { |
| throw new UnsupportedOperationException("Method not implemented"); |
| } |
| |
| @Override |
| public Boolean isAvailable(String resourceId, String credentialToken) throws Exception { |
| |
| checkInitialized(); |
| ResourceServiceClient resourceClient = ResourceServiceClientBuilder.buildClient(resourceServiceHost, resourceServicePort); |
| S3Resource s3Resource = resourceClient.s3().getS3Resource(S3ResourceGetRequest.newBuilder().setResourceId(resourceId).build()); |
| |
| SecretServiceClient secretClient = SecretServiceClientBuilder.buildClient(secretServiceHost, secretServicePort); |
| S3Secret s3Secret = secretClient.s3().getS3Secret(S3SecretGetRequest.newBuilder().setSecretId(credentialToken).build()); |
| |
| BasicAWSCredentials awsCreds = new BasicAWSCredentials(s3Secret.getAccessKey(), s3Secret.getSecretKey()); |
| |
| AmazonS3 s3Client = AmazonS3ClientBuilder.standard() |
| .withCredentials(new AWSStaticCredentialsProvider(awsCreds)) |
| .withRegion(s3Resource.getS3Storage().getRegion()) |
| .build(); |
| |
| switch (s3Resource.getResourceCase().name()){ |
| case ResourceTypes.FILE: |
| return s3Client.doesObjectExist(s3Resource.getS3Storage().getBucketName(), s3Resource.getFile().getResourcePath()); |
| case ResourceTypes.DIRECTORY: |
| return s3Client.doesObjectExist(s3Resource.getS3Storage().getBucketName(), s3Resource.getDirectory().getResourcePath()); |
| } |
| return false; |
| } |
| } |