PHP Extension

Amazon Glacier Upload Archive from In-Memory Data

See more Amazon Glacier Examples

Demonstrates how to add an archive to a vault from data in memory.

Note: This example requires Chilkat v9.5.0.78 or greater.

PHP Extension

<?php

include("chilkat.php");

$success = false;

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

$rest = new CkRest();

// Connect to the Amazon AWS REST server in the desired region.
$bTls = true;
$port = 443;
$bAutoReconnect = true;
$success = $rest->Connect('glacier.us-west-2.amazonaws.com',$port,$bTls,$bAutoReconnect);

// Provide AWS credentials.
$authAws = new CkAuthAws();
$authAws->put_AccessKey('AWS_ACCESS_KEY');
$authAws->put_SecretKey('AWS_SECRET_KEY');
$authAws->put_ServiceName('glacier');
$authAws->put_Region('us-west-2');

$success = $rest->SetAuthAws($authAws);

// --------------------------------------------------------------------------
// Note: The above REST connection and setup of the AWS credentials
// can be done once.  After connecting, any number of REST calls can be made.
// The "auto reconnect" property passed to rest.Connect indicates that if
// the connection is lost, a REST method call will automatically reconnect
// if needed.
// --------------------------------------------------------------------------

// Load the data to be uploaded.
$bd = new CkBinData();
$success = $bd->LoadFile('qa_data/jpg/penguins.jpg');
// (The point here is that the contents of the bd don't necessarily have to come from a file.)

// 
// For more information, see Glacier Upload Archive Reference Documentation
// 
$rest->AddHeader('x-amz-glacier-version','2012-06-01');

// We'll need to pre-compute the SHA256 tree hash and the SHA256 linear hash.
// The hashes are added in the following request headers:

// x-amz-sha256-tree-hash: SHA256 tree hash
// x-amz-content-sha256: SHA256 linear hash

$crypt = new CkCrypt2();
$crypt->put_HashAlgorithm('sha256-tree-hash');
$crypt->put_EncodingMode('hexlower');
$treeHashHex = $crypt->hashBdENC($bd);
$rest->AddHeader('x-amz-sha256-tree-hash',$treeHashHex);

$crypt->put_HashAlgorithm('sha256');
$linearHashHex = $crypt->hashBdENC($bd);
$authAws->put_PrecomputedSha256($linearHashHex);

// We can optionally add a description
$rest->AddHeader('x-amz-archive-description','Penguins JPG');

$sbResponseBody = new CkStringBuilder();
$success = $rest->FullRequestBd('POST','/AWS_ACCOUNT_ID/vaults/chilkat/archives',$bd,$sbResponseBody);
if ($success != true) {
    print $rest->lastErrorText() . "\n";
    exit;
}

$respStatusCode = $rest->get_ResponseStatusCode();
if ($respStatusCode >= 400) {
    print 'Response Status Code = ' . $respStatusCode . "\n";
    print 'Response Header:' . "\n";
    print $rest->responseHeader() . "\n";
    print 'Response Body:' . "\n";
    print $sbResponseBody->getAsString() . "\n";
    exit;
}

// Success is indicated by a 201 response status with an empty response body.
print 'response status code = ' . $respStatusCode . "\n";

// If successful, the response header looks like this.
// The Location and x-amz-archive-id are two items of information we may wish to save..

// HTTP/1.1 201 Created
// x-amzn-RequestId: AAABZpJrTyioDC_HsOmHae8EZp_uBSJr6cnGOLKp_XJCl-Q
// Date: Wed, 10 Feb 2017 12:00:00 GMT
// x-amz-sha256-tree-hash: beb0fe31a1c7ca8c6c04d574ea906e3f97b31fdca7571defb5b44dca89b5af60
// Location: /111122223333/vaults/examplevault/archives/NkbByEejwEggmBz2fTH ... GlqrEXAMPLEArchiveId
// x-amz-archive-id: NkbByEejwEggmBz2fTHgJrg0XBoDfjP4q6iu87-TjhqG6eGoOY9Z8i1_AUyUsu ... BfGlqrEXAMPLEArchiveId
// 

$archiveId = $rest->responseHdrByName('x-amz-archive-id');
print 'x-amz-archive-id = ' . $archiveId . "\n";

$location = $rest->responseHdrByName('Location');
print 'Location = ' . $location . "\n";

?>