public function signRequest(RequestInterface $request, CredentialsInterface $credentials)
{
$params = Psr7\parse_query($request->getBody());
$params['Timestamp'] = gmdate('c');
$params['SignatureVersion'] = '2';
$params['SignatureMethod'] = 'HmacSHA256';
$params['AWSAccessKeyId'] = $credentials->getAccessKeyId();
if ($token = $credentials->getSecurityToken()) {
$params['SecurityToken'] = $token;
}
// build string to sign
$sign = $request->getMethod() . "\n" . $request->getHeaderLine('Host') . "\n" . '/' . "\n" . $this->getCanonicalizedParameterString($params);
$params['Signature'] = base64_encode(hash_hmac('sha256', $sign, $credentials->getSecretKey(), true));
return $request->withBody(Psr7\stream_for(http_build_query($params)));
}
public function signRequest(RequestInterface $request, CredentialsInterface $credentials)
{
$params = Psr7\parse_query($request->getBody()->__toString());
$params['SignatureVersion'] = '2';
$params['SignatureMethod'] = 'HmacSHA256';
$params['AWSAccessKeyId'] = $credentials->getAccessKeyId();
if ($credentials->getSecurityToken()) {
$params['MWSAuthToken'] = $credentials->getSecurityToken();
}
$params['Timestamp'] = gmdate(self::ISO8601_BASIC);
ksort($params);
$canonicalizedQueryString = $this->getCanonicalizedQuery($params);
$stringToSign = implode("\n", [$request->getMethod(), $request->getUri()->getHost(), $request->getUri()->getPath(), $canonicalizedQueryString]);
// calculate HMAC with SHA256 and base64-encoding
$signature = base64_encode(hash_hmac('sha256', $stringToSign, $credentials->getSecretKey(), TRUE));
// encode the signature for the request
$signature = str_replace('%7E', '~', rawurlencode($signature));
$signature = str_replace('+', '%20', $signature);
$signature = str_replace('*', '%2A', $signature);
$queryString = $canonicalizedQueryString . "&Signature=" . $signature;
if ($request->getMethod() === 'POST') {
return new Request('POST', $request->getUri(), ['Content-Length' => strlen($queryString), 'Content-Type' => 'application/x-www-form-urlencoded'], $queryString);
} else {
return new Request('GET', $request->getUri()->withQuery($queryString));
}
}
public function createPresignedUrl(RequestInterface $request, CredentialsInterface $credentials, $expires)
{
// Operate on a clone of the request, so the original is not altered.
$request = clone $request;
// URL encoding already occurs in the URI template expansion. Undo that
// and encode using the same encoding as GET object, PUT object, etc.
$path = S3Client::encodeKey(rawurldecode($request->getPath()));
$request->setPath($path);
// Make sure to handle temporary credentials
if ($token = $credentials->getSecurityToken()) {
$request->setHeader('X-Amz-Security-Token', $token);
$request->getQuery()->set('X-Amz-Security-Token', $token);
}
if ($expires instanceof \DateTime) {
$expires = $expires->getTimestamp();
} elseif (!is_numeric($expires)) {
$expires = strtotime($expires);
}
// Set query params required for pre-signed URLs
$query = $request->getQuery();
$query['AWSAccessKeyId'] = $credentials->getAccessKeyId();
$query['Expires'] = $expires;
$query['Signature'] = $this->signString($this->createCanonicalizedString($request, $expires), $credentials);
// Move X-Amz-* headers to the query string
foreach ($request->getHeaders() as $name => $header) {
$name = strtolower($name);
if (strpos($name, 'x-amz-') === 0) {
$request->getQuery()->set($name, implode(',', $header));
$request->removeHeader($name);
}
}
return $request->getUrl();
}
public function signRequest(RequestInterface $request, CredentialsInterface $credentials)
{
/** @var PostBodyInterface $body */
$body = $request->getBody();
$body->setField('Timestamp', gmdate('c'));
$body->setField('SignatureVersion', '2');
$body->setField('SignatureMethod', 'HmacSHA256');
$body->setField('AWSAccessKeyId', $credentials->getAccessKeyId());
if ($token = $credentials->getSecurityToken()) {
$body->setField('SecurityToken', $token);
}
// build string to sign
$sign = $request->getMethod() . "\n" . $request->getHost() . "\n" . '/' . "\n" . $this->getCanonicalizedParameterString($body);
$request->getConfig()->set('aws.signature', $sign);
$body->setField('Signature', base64_encode(hash_hmac('sha256', $sign, $credentials->getSecretKey(), true)));
}
private function createPresignedRequest(RequestInterface $request, CredentialsInterface $credentials)
{
$parsedRequest = $this->parseRequest($request);
// Make sure to handle temporary credentials
if ($token = $credentials->getSecurityToken()) {
$parsedRequest['headers']['X-Amz-Security-Token'] = [$token];
}
return $this->moveHeadersToQuery($parsedRequest);
}
private function createPresignedRequest(RequestInterface $request, CredentialsInterface $credentials)
{
$sr = clone $request;
// Make sure to handle temporary credentials
if ($token = $credentials->getSecurityToken()) {
$sr->setHeader('X-Amz-Security-Token', $token);
$sr->getQuery()->set('X-Amz-Security-Token', $token);
}
$this->moveHeadersToQuery($sr);
return $sr;
}
