backup_bucket.php

См. документацию.

<?php
class CBitrixCloudBackupBucket extends CCloudStorageBucket
{
    private $file_name = '';
    private $check_word = '';

    public function __construct($bucket_name, $prefix, $access_key, $secret_key, $session_token, $check_word, $file_name, $location = '', $service_id = '')
    {
        if (!$service_id)
        {
            $service_id = 'amazon_s3';
        }
 
        parent::__construct(0);
        $this->arBucket = [
            'ACTIVE' => 'Y',
            'SORT' => 0,
            'READ_ONLY' => 'N',
            'SERVICE_ID' => $service_id,
            'BUCKET' => $bucket_name,
            'LOCATION' => (string)$location,
            'CNAME' => '',
            'FILE_COUNT' => 0,
            'FILE_SIZE' => 0,
            'LAST_FILE_ID' => 0,
            'PREFIX' => $prefix,
            'SETTINGS' => [
                'ACCESS_KEY' => $access_key,
                'SECRET_KEY' => $secret_key,
                'SESSION_TOKEN' => $session_token,
            ],
            'FILE_RULES' => 'a:1:{i:0;a:3:{s:6:"MODULE";s:0:"";s:9:"EXTENSION";s:0:"";s:4:"SIZE";s:0:"";}}',
            'FILE_RULES_COMPILED' => [
                [
                    'MODULE_MASK' => '',
                    'EXTENTION_MASK' => '',
                    'SIZE_ARRAY' => [
                    ],
                ],
            ],
        ];
        $this->file_name = $file_name;
        $this->check_word = $check_word;
    }

    public function getFileName()
    {
        return $this->GetFileSRC($this->file_name);
    }

    public function getHeaders()
    {
        $service = $this->getService();
        $headers = $service->SignRequest(
            $this->arBucket['SETTINGS'],
            'GET',
            $this->arBucket['BUCKET'],
            '/' . $this->arBucket['PREFIX'] . '/' . $this->file_name,
            '',
            [
                'x-amz-security-token' => $this->arBucket['SETTINGS']['SESSION_TOKEN'],
            ]
        );
        $headers['x-amz-security-token'] = $this->arBucket['SETTINGS']['SESSION_TOKEN'];
        return $headers;
    }
 
    public function setPublic($isPublic)
    {
        $this->service->SetPublic($isPublic);
    }
 
    public function unsetCheckWordHeader()
    {
        $this->service->UnsetHeader('x-amz-meta-check-word');
    }
 
    public function setCheckWordHeader()
    {
        $this->service->SetHeader('x-amz-meta-check-word' , $this->check_word);
    }
}