private String CreateAuthorization(Byte[] postData,
IDictionary <String, String> headers,
Uri uri,
String service,
String region,
String accessID,
String secretKey)
{
// lock이 없으면 400에러(Protocol Error)가 발생할 수 있다.
lock (_lock)
{
Byte[] contentHash = AWS4SignerBase.CanonicalRequestHashAlgorithm.ComputeHash(postData);
String contentHashString = AWS4SignerBase.ToHexString(contentHash, true);
var signer = new AWS4SignerForPOST
{
EndpointUri = uri,
HttpMethod = "POST",
Service = service,
Region = region
};
String authorization = signer.ComputeSignature(headers, String.Empty, contentHashString, accessID, secretKey);
return(authorization);
}
}
private void DoCreate(string awsKey, string awsSecret, string awsToken, string messageInput)
{
var createPath = "create";
var uri = new Uri(string.Format("https://{0}", BuildPath(createPath)));
var bodyJson = JsonUtility.ToJson(new CreateMessageRequest(messageInput));
// Hashing content
var contentHash = AWS4SignerBase.CanonicalRequestHashAlgorithm.ComputeHash(Encoding.UTF8.GetBytes(bodyJson));
var contentHashString = AWS4SignerBase.ToHexString(contentHash, true);
var headers = new Dictionary <string, string> {
{ AWS4SignerBase.X_Amz_Content_SHA256, contentHashString },
{ "content-length", bodyJson.Length.ToString() },
{ "content-type", "application/json" },
{ AWS4SignerBase.X_Amz_Security_Token, awsToken }
};
var signer = new AWS4SignerForPOST {
EndpointUri = uri,
HttpMethod = "POST",
Service = "execute-api",
Region = ApiGatewayRegionField.text
};
var authorization = signer.ComputeSignature(
headers,
string.Empty,
contentHashString,
awsKey,
awsSecret);
headers.Add("Authorization", authorization);
var payloadBytes = Encoding.UTF8.GetBytes(bodyJson);
headers.Remove("Host");
WWW www = new WWW(uri.AbsoluteUri, payloadBytes, headers);
Send(www, (resp => {
if (string.IsNullOrEmpty(www.error))
{
Log(www.text);
}
else
{
Log("Error: " + www.error);
}
}));
}