AWS Code Sample

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GenPresignedURLTest.cs demonstrates how to generate a presigned URL to permit the sharing of an Amazon S3 object with others.

/** * Copyright 2010-2019, Inc. or its affiliates. All Rights Reserved. * * This file is licensed under the Apache License, Version 2.0 (the "License"). * You may not use this file except in compliance with the License. A copy of * the License is located at * * * * This file 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. */ using Amazon.S3; using Amazon.S3.Model; using System; namespace Amazon.DocSamples.S3 { class GenPresignedURLTest { private const string bucketName = "*** bucket name ***"; private const string objectKey = "*** object key ***"; // Specify your bucket region (an example region is shown). private static readonly RegionEndpoint bucketRegion = RegionEndpoint.USWest2; private static IAmazonS3 s3Client; public static void Main() { s3Client = new AmazonS3Client(bucketRegion); string urlString = GeneratePreSignedURL(); } static string GeneratePreSignedURL() { string urlString = ""; try { GetPreSignedUrlRequest request1 = new GetPreSignedUrlRequest { BucketName = bucketName, Key = objectKey, Expires = DateTime.Now.AddMinutes(5) }; urlString = s3Client.GetPreSignedURL(request1); } catch (AmazonS3Exception e) { Console.WriteLine("Error encountered on server. Message:'{0}' when writing an object", e.Message); } catch (Exception e) { Console.WriteLine("Unknown encountered on server. Message:'{0}' when writing an object", e.Message); } return urlString; } } }

Sample Details

Service: s3

Last tested: 2018-04-30

Author: AWS

Type: full-example

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