/**
* Always add a x-amz-content-sha-256 for data integrity.
*/
public function presign(RequestInterface $request, CredentialsInterface $credentials, $expires)
{
if (!$request->hasHeader('x-amz-content-sha256')) {
$request = $request->withHeader('X-Amz-Content-Sha256', $this->getPresignedPayload($request));
}
return parent::presign($request, $credentials, $expires);
}
private function createPresignedUrl(AwsClientInterface $client, CommandInterface $cmd)
{
$newCmd = $client->getCommand('CopySnapshot', $cmd->toArray());
// Avoid infinite recursion by flagging the new command.
$newCmd->__skipCopySnapshot = true;
// Serialize a request for the CopySnapshot operation.
$request = \ILAB_Aws\serialize($newCmd);
// Create the new endpoint for the target endpoint.
$endpoint = EndpointProvider::resolve($this->endpointProvider, ['region' => $cmd['SourceRegion'], 'service' => 'ec2'])['endpoint'];
// Set the request to hit the target endpoint.
$uri = $request->getUri()->withHost((new Uri($endpoint))->getHost());
$request = $request->withUri($uri);
// Create a presigned URL for our generated request.
$signer = new SignatureV4('ec2', $cmd['SourceRegion']);
return (string) $signer->presign(SignatureV4::convertPostToGet($request), $client->getCredentials()->wait(), '+1 hour')->getUri();
}
