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Posted to commits@camel.apache.org by ac...@apache.org on 2020/11/19 08:26:10 UTC

[camel] 01/04: CAMEL-15862 - Camel-AWS2-S3: Support Creation of presignedUrl like downloadLink in Camel-AWS-S3

This is an automated email from the ASF dual-hosted git repository.

acosentino pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/camel.git

commit 82f46d4c72164bbdfc70f5b6718583644904b422
Author: Andrea Cosentino <an...@gmail.com>
AuthorDate: Thu Nov 19 08:59:54 2020 +0100

    CAMEL-15862 - Camel-AWS2-S3: Support Creation of presignedUrl like downloadLink in Camel-AWS-S3
---
 .../camel/component/aws2/s3/AWS2S3Constants.java   |  1 +
 .../camel/component/aws2/s3/AWS2S3Operations.java  |  3 +-
 .../camel/component/aws2/s3/AWS2S3Producer.java    | 46 +++++++++++
 ...3CreateDownloadLinkOperationLocalstackTest.java | 90 ++++++++++++++++++++++
 .../endpoint/dsl/AWS2S3EndpointBuilderFactory.java |  3 +-
 5 files changed, 141 insertions(+), 2 deletions(-)

diff --git a/components/camel-aws2-s3/src/main/java/org/apache/camel/component/aws2/s3/AWS2S3Constants.java b/components/camel-aws2-s3/src/main/java/org/apache/camel/component/aws2/s3/AWS2S3Constants.java
index cdd028b..8c17660 100644
--- a/components/camel-aws2-s3/src/main/java/org/apache/camel/component/aws2/s3/AWS2S3Constants.java
+++ b/components/camel-aws2-s3/src/main/java/org/apache/camel/component/aws2/s3/AWS2S3Constants.java
@@ -43,4 +43,5 @@ public interface AWS2S3Constants {
     String REPLICATION_STATUS = "CamelAwsS3ReplicationStatus";
     String RANGE_START = "CamelAwsS3RangeStart";
     String RANGE_END = "CamelAwsS3RangeEnd";
+    String DOWNLOAD_LINK_EXPIRATION_TIME = "CamelAwsS3DowloadLinkExpirationTime";
 }
diff --git a/components/camel-aws2-s3/src/main/java/org/apache/camel/component/aws2/s3/AWS2S3Operations.java b/components/camel-aws2-s3/src/main/java/org/apache/camel/component/aws2/s3/AWS2S3Operations.java
index 2a61d86..0b723b1 100644
--- a/components/camel-aws2-s3/src/main/java/org/apache/camel/component/aws2/s3/AWS2S3Operations.java
+++ b/components/camel-aws2-s3/src/main/java/org/apache/camel/component/aws2/s3/AWS2S3Operations.java
@@ -24,5 +24,6 @@ public enum AWS2S3Operations {
     deleteBucket,
     listBuckets,
     getObject,
-    getObjectRange
+    getObjectRange,
+    createDownloadLink
 }
diff --git a/components/camel-aws2-s3/src/main/java/org/apache/camel/component/aws2/s3/AWS2S3Producer.java b/components/camel-aws2-s3/src/main/java/org/apache/camel/component/aws2/s3/AWS2S3Producer.java
index bdd1adf..2808238 100644
--- a/components/camel-aws2-s3/src/main/java/org/apache/camel/component/aws2/s3/AWS2S3Producer.java
+++ b/components/camel-aws2-s3/src/main/java/org/apache/camel/component/aws2/s3/AWS2S3Producer.java
@@ -22,6 +22,7 @@ import java.io.File;
 import java.io.FileInputStream;
 import java.io.IOException;
 import java.io.InputStream;
+import java.time.Duration;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
@@ -39,10 +40,13 @@ import org.apache.camel.util.ObjectHelper;
 import org.apache.camel.util.URISupport;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import software.amazon.awssdk.auth.credentials.AwsBasicCredentials;
+import software.amazon.awssdk.auth.credentials.StaticCredentialsProvider;
 import software.amazon.awssdk.core.ResponseInputStream;
 import software.amazon.awssdk.core.SdkBytes;
 import software.amazon.awssdk.core.sync.RequestBody;
 import software.amazon.awssdk.core.sync.ResponseTransformer;
+import software.amazon.awssdk.regions.Region;
 import software.amazon.awssdk.services.s3.S3Client;
 import software.amazon.awssdk.services.s3.model.AbortMultipartUploadRequest;
 import software.amazon.awssdk.services.s3.model.BucketCannedACL;
@@ -66,6 +70,9 @@ import software.amazon.awssdk.services.s3.model.ObjectCannedACL;
 import software.amazon.awssdk.services.s3.model.PutObjectRequest;
 import software.amazon.awssdk.services.s3.model.PutObjectResponse;
 import software.amazon.awssdk.services.s3.model.UploadPartRequest;
+import software.amazon.awssdk.services.s3.presigner.S3Presigner;
+import software.amazon.awssdk.services.s3.presigner.model.GetObjectPresignRequest;
+import software.amazon.awssdk.services.s3.presigner.model.PresignedGetObjectRequest;
 
 /**
  * A Producer which sends messages to the Amazon Web Service Simple Storage Service
@@ -114,6 +121,9 @@ public class AWS2S3Producer extends DefaultProducer {
                 case getObjectRange:
                     getObjectRange(getEndpoint().getS3Client(), exchange);
                     break;
+                case createDownloadLink:
+                    createDownloadLink(getEndpoint().getS3Client(), exchange);
+                    break;
                 default:
                     throw new IllegalArgumentException("Unsupported operation");
             }
@@ -498,6 +508,42 @@ public class AWS2S3Producer extends DefaultProducer {
         }
     }
 
+    private void createDownloadLink(S3Client s3Client, Exchange exchange) throws InvalidPayloadException {
+        final String bucketName = determineBucketName(exchange);
+        final String key = determineKey(exchange);
+
+        long milliSeconds = 0;
+
+        Long expirationMillis = exchange.getIn().getHeader(AWS2S3Constants.DOWNLOAD_LINK_EXPIRATION_TIME, Long.class);
+        if (expirationMillis != null) {
+            milliSeconds += expirationMillis;
+        } else {
+            milliSeconds += 1000 * 60 * 60; // Default: Add 1 hour.
+        }
+
+        S3Presigner presigner = S3Presigner.builder()
+                .credentialsProvider(StaticCredentialsProvider.create(
+                        AwsBasicCredentials.create(getConfiguration().getAccessKey(), getConfiguration().getSecretKey())))
+                .region(Region.of(getConfiguration().getRegion())).build();
+
+        GetObjectRequest getObjectRequest = GetObjectRequest.builder()
+                .bucket(bucketName)
+                .key(key)
+                .build();
+
+        GetObjectPresignRequest getObjectPresignRequest = GetObjectPresignRequest.builder()
+                .signatureDuration(Duration.ofMillis(milliSeconds))
+                .getObjectRequest(getObjectRequest)
+                .build();
+
+        PresignedGetObjectRequest presignedGetObjectRequest = presigner.presignGetObject(getObjectPresignRequest);
+
+        Message message = getMessageForResponse(exchange);
+        message.setBody(presignedGetObjectRequest.url().toString());
+
+        presigner.close();
+    }
+
     private AWS2S3Operations determineOperation(Exchange exchange) {
         AWS2S3Operations operation = exchange.getIn().getHeader(AWS2S3Constants.S3_OPERATION, AWS2S3Operations.class);
         if (operation == null) {
diff --git a/components/camel-aws2-s3/src/test/java/org/apache/camel/component/aws2/s3/localstack/S3CreateDownloadLinkOperationLocalstackTest.java b/components/camel-aws2-s3/src/test/java/org/apache/camel/component/aws2/s3/localstack/S3CreateDownloadLinkOperationLocalstackTest.java
new file mode 100644
index 0000000..48fa015
--- /dev/null
+++ b/components/camel-aws2-s3/src/test/java/org/apache/camel/component/aws2/s3/localstack/S3CreateDownloadLinkOperationLocalstackTest.java
@@ -0,0 +1,90 @@
+/*
+ * 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.camel.component.aws2.s3.localstack;
+
+import org.apache.camel.EndpointInject;
+import org.apache.camel.Exchange;
+import org.apache.camel.ExchangePattern;
+import org.apache.camel.Processor;
+import org.apache.camel.ProducerTemplate;
+import org.apache.camel.builder.RouteBuilder;
+import org.apache.camel.component.aws2.s3.AWS2S3Constants;
+import org.apache.camel.component.aws2.s3.AWS2S3Operations;
+import org.apache.camel.component.mock.MockEndpoint;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.Assert.assertNotNull;
+
+public class S3CreateDownloadLinkOperationLocalstackTest extends Aws2S3BaseTest {
+
+    @EndpointInject
+    private ProducerTemplate template;
+
+    @EndpointInject("mock:result")
+    private MockEndpoint result;
+
+    @SuppressWarnings("unchecked")
+    @Test
+    public void sendIn() throws Exception {
+        result.expectedMessageCount(1);
+
+        template.send("direct:listBucket", new Processor() {
+
+            @Override
+            public void process(Exchange exchange) throws Exception {
+                exchange.getIn().setHeader(AWS2S3Constants.S3_OPERATION, AWS2S3Operations.listBuckets);
+            }
+        });
+
+        template.send("direct:addObject", ExchangePattern.InOnly, new Processor() {
+            public void process(Exchange exchange) throws Exception {
+                exchange.getIn().setHeader(AWS2S3Constants.KEY, "CamelUnitTest2");
+                exchange.getIn().setBody("This is my bucket content.");
+                exchange.getIn().removeHeader(AWS2S3Constants.S3_OPERATION);
+            }
+        });
+
+        Exchange ex1 = template.request("direct:createDownloadLink", new Processor() {
+            public void process(Exchange exchange) throws Exception {
+                exchange.getIn().setHeader(AWS2S3Constants.KEY, "CamelUnitTest2");
+                exchange.getIn().setHeader(AWS2S3Constants.BUCKET_NAME, "mycamel2");
+                exchange.getIn().setHeader(AWS2S3Constants.S3_OPERATION, AWS2S3Operations.createDownloadLink);
+            }
+        });
+
+        assertNotNull(ex1.getMessage().getBody());
+        assertMockEndpointsSatisfied();
+    }
+
+    @Override
+    protected RouteBuilder createRouteBuilder() throws Exception {
+        return new RouteBuilder() {
+            @Override
+            public void configure() throws Exception {
+                String awsEndpoint = "aws2-s3://mycamel2?autoCreateBucket=true";
+
+                from("direct:listBucket").to(awsEndpoint);
+
+                from("direct:addObject").to(awsEndpoint);
+
+                from("direct:createDownloadLink").to(awsEndpoint + "&accessKey=xxx&secretKey=yyy&region=eu-west-1")
+                        .to("mock:result");
+
+            }
+        };
+    }
+}
diff --git a/core/camel-endpointdsl/src/generated/java/org/apache/camel/builder/endpoint/dsl/AWS2S3EndpointBuilderFactory.java b/core/camel-endpointdsl/src/generated/java/org/apache/camel/builder/endpoint/dsl/AWS2S3EndpointBuilderFactory.java
index b5368fc..16a15b2 100644
--- a/core/camel-endpointdsl/src/generated/java/org/apache/camel/builder/endpoint/dsl/AWS2S3EndpointBuilderFactory.java
+++ b/core/camel-endpointdsl/src/generated/java/org/apache/camel/builder/endpoint/dsl/AWS2S3EndpointBuilderFactory.java
@@ -2258,7 +2258,8 @@ public interface AWS2S3EndpointBuilderFactory {
         deleteBucket,
         listBuckets,
         getObject,
-        getObjectRange;
+        getObjectRange,
+        createDownloadLink;
     }
 
     public interface AWS2S3Builders {