Amazon CloudFront
跳到导航
跳到搜索
The printable version is no longer supported and may have rendering errors. Please update your browser bookmarks and please use the default browser print function instead.
Amazon CloudFront是AWS所推出的CDN服务。
范例
signing
<?php
$key_pair_id = 'APKA...';
$pem_file = '/path/secret.pem';
$resource = 'http://test2-cdn.gslin.org/test.txt';
$expires = time() + 3600;
$json_str = json_encode(
array(
'Statement' => array(
array(
'Resource' => $resource,
'Condition' => array(
'DateLessThan' => array(
'AWS:EpochTime' => $expires
)
)
)
)
),
JSON_UNESCAPED_SLASHES
);
$buf = file_get_contents($pem_file);
$key = openssl_get_privatekey($buf);
openssl_sign($json_str, $signed_policy, $key, OPENSSL_ALGO_SHA1);
openssl_free_key($key);
$signature = str_replace(
array('+', '=', '/'),
array('-', '_', '~'),
base64_encode($signed_policy)
);
echo "${resource}?",
"Expires=${expires}&",
"Signature=${signature}&",
"Key-Pair-Id=${key_pair_id}\n";
外部链接
- 官方网站 (英文)