Amazon.SecurityToken.AmazonSecurityTokenServiceClient.AssumeRoleWithSAML C# (CSharp) Метод

        internal AssumeRoleWithSAMLResponse AssumeRoleWithSAML(AssumeRoleWithSAMLRequest request)
        {
            var marshaller = new AssumeRoleWithSAMLRequestMarshaller();
            var unmarshaller = AssumeRoleWithSAMLResponseUnmarshaller.Instance;

            return Invoke<AssumeRoleWithSAMLRequest,AssumeRoleWithSAMLResponse>(request, marshaller, unmarshaller);
        }

        public SessionAWSCredentials GetSamlRoleCredentails(string samlAssertion, string awsRole)
        {
            string[] role = awsRole.Split(',');

            AssumeRoleWithSAMLRequest samlRequest = new AssumeRoleWithSAMLRequest();
            samlRequest.SAMLAssertion = samlAssertion;
            samlRequest.RoleArn = role[1];
            samlRequest.PrincipalArn = role[0];
            samlRequest.DurationSeconds = 3600;

            AmazonSecurityTokenServiceClient sts;
            AssumeRoleWithSAMLResponse samlResponse;
            try {
                sts = new AmazonSecurityTokenServiceClient();
                samlResponse = sts.AssumeRoleWithSAML(samlRequest);
            }
            catch
            {
                sts = new AmazonSecurityTokenServiceClient("a", "b", "c");
                samlResponse = sts.AssumeRoleWithSAML(samlRequest);
            }

            SessionAWSCredentials sessionCredentials = new SessionAWSCredentials(
                samlResponse.Credentials.AccessKeyId,
                samlResponse.Credentials.SecretAccessKey,
                samlResponse.Credentials.SessionToken);

            return sessionCredentials;
        }