{
"Version": "2008-10-17",
"Statement": [
{
"Sid": "AllowPublicRead",
"Effect": "Allow",
"Principal": {
"AWS": "*"
},
"Action": [
"s3:GetObject"
],
"Resource": [
"arn:aws:s3:::s3-oob/*"
]
}
]
}
{
"Version": "2012-10-17",
"Statement": [
{
"Sid": "allow-username-and-password-access",
"Effect": "Allow",
"Principal": {
"AWS": "*"
},
"Action": [
"s3:PutObject",
"s3:GetObject"
],
"Resource": "arn:aws:s3:::BUCKETNAME/*",
"Condition": {
"StringEquals": {
"aws:UserAgent": "USERNAME",
"aws:Referer": "PASSWORD"
}
}
}
]
curl --user-agent USERNAME --referer PASSWORD --upload-file "FILENAME" --request PUT "https://s3-AWS_REGION.amazonaws.com/BUCKETNAME/FILENAME"
curl --user-agent USERNAME --referer PASSWORD "https://s3-AWS_REGION.amazonaws.com/BUCKETNAME/FILENAME" > FILENAME
<?php
if(!function_exists('el_crypto_hmacSHA1')){
/**
* Calculate the HMAC SHA1 hash of a string.
*
* @param string $key The key to hash against
* @param string $data The data to hash
* @param int $blocksize Optional blocksize
* @return string HMAC SHA1
*/
function el_crypto_hmacSHA1($key, $data, $blocksize = 64) {
if (strlen($key) > $blocksize) $key = pack('H*', sha1($key));
$key = str_pad($key, $blocksize, chr(0x00));
$ipad = str_repeat(chr(0x36), $blocksize);
$opad = str_repeat(chr(0x5c), $blocksize);
$hmac = pack( 'H*', sha1(
($key ^ $opad) . pack( 'H*', sha1(
($key ^ $ipad) . $data
))
));
return base64_encode($hmac);
}
}
if(!function_exists('el_s3_getTemporaryLink')){
/**
* Create temporary URLs to your protected Amazon S3 files.
*
* @param string $accessKey Your Amazon S3 access key
* @param string $secretKey Your Amazon S3 secret key
* @param string $bucket The bucket (bucket.s3.amazonaws.com)
* @param string $path The target file path
* @param int $expires In minutes
* @return string Temporary Amazon S3 URL
* @see http://awsdocs.s3.amazonaws.com/S3/20060301/s3-dg-20060301.pdf
*/
function el_s3_getTemporaryLink($accessKey, $secretKey, $bucket, $path, $expires = 5) {
// Calculate expiry time
$expires = time() + intval(floatval($expires) * 60);
// Fix the path; encode and sanitize
$path = str_replace('%2F', '/', rawurlencode($path = ltrim($path, '/')));
// Path for signature starts with the bucket
$signpath = '/'. $bucket .'/'. $path;
// S3 friendly string to sign
$signsz = implode("\n", $pieces = array('GET', null, null, $expires, $signpath));
// Calculate the hash
$signature = el_crypto_hmacSHA1($secretKey, $signsz);
// Glue the URL ...
$url = sprintf('http://%s.s3.amazonaws.com/%s', $bucket, $path);
// ... to the query string ...
$qs = http_build_query($pieces = array(
'AWSAccessKeyId' => $accessKey,
'Expires' => $expires,
'Signature' => $signature,
));
// ... and return the URL!
return $url.'?'.$qs;
}
}
?>
<?php echo el_s3_getTemporaryLink('your-access-key', 'your-secret-key', 'bucket-name', '/path/to/file.mov'); ?>