Perl Requires Chilkat v11.0.0+

Create S3 Pre-Signed URL for Upload

See more Amazon S3 Examples

Demonstrates how to generate a pre-signed URL for S3 uploads. Chilkat2 Perl

use strict;
use warnings;
use Chilkat2;

# This example requires the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

my $http = Chilkat2::Http->new;

$http->AwsAccessKey('AWS_ACCESS_KEY');
$http->AwsSecretKey('AWS_SECRET_KEY');

# Make sure to set your AWS region correctly
$http->AwsRegion('us-east-1');

my $bucketName = 'chilkat200';
my $objectName = 'starfish/starfish.jpg';
my $awsService = 's3';
my $httpVerb = 'PUT';

# The signed URL will be valid for this number of seconds:
my $numSecondsValid = 86400;

# Choose between a URL beginning with "http://" or "https://"...
my $bUseHttps = 1;

# Generate the pre-signed URL
my $preSignedUrl = $http->S3_GenPresignedUrl($httpVerb, $bUseHttps, $bucketName, $objectName, $numSecondsValid, $awsService);
if (!$http->LastMethodSuccess) {
    print $http->LastErrorText, "\n";
    exit;
}

print 'Presigned URL for Upload: ', $preSignedUrl, "\n";

# Here's an example of a pre-signed URL
#
# http://chilkat200.s3.amazonaws.com/starfish/starfish.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIAIBJLOVZVXAU2AFUA%2F20200623%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20200623T234049Z&X-Amz-Expires=86400&X-Amz-SignedHeaders=host&X-Amz-Signature=xxxxxeaea071178d772856c0a4e4c0114a8d9992f0d0812955e490d0exxxxxxx
#

# You can use the pre-signed URL to upload from Chilkat
# For example, upload by streaming from a local file
my $resp = Chilkat2::HttpResponse->new;
my $success = $http->HttpFile('PUT', $preSignedUrl, 'qa_data/jpg/starfish.jpg', 'image/jpg', $resp);
if (!$success) {
    print $http->LastErrorText, "\n";
    exit;
}

print 'response status code = ', $resp->StatusCode, "\n";
print 'response body size: ', $resp->ContentLength, "\n";
if ($resp->ContentLength > 0) {
    print "response body:\n";
    print $resp->BodyStr, "\n";
}