public override async Task InvokeMethodGrpcAsync(string appId, string methodName, CancellationToken cancellationToken = default)
{
ArgumentVerifier.ThrowIfNullOrEmpty(appId, nameof(appId));
ArgumentVerifier.ThrowIfNullOrEmpty(methodName, nameof(methodName));
var envelope = new Autogenerated.InvokeServiceRequest()
{
Id = appId,
Message = new Autogenerated.InvokeRequest()
{
Method = methodName,
},
};
var options = CreateCallOptions(headers: null, cancellationToken);
try
{
_ = await this.Client.InvokeServiceAsync(envelope, options);
}
catch (RpcException ex)
{
throw new InvocationException(appId, methodName, ex);
}
}
public override async Task <TResponse> InvokeMethodGrpcAsync <TRequest, TResponse>(string appId, string methodName, TRequest data, CancellationToken cancellationToken = default)
{
ArgumentVerifier.ThrowIfNullOrEmpty(appId, nameof(appId));
ArgumentVerifier.ThrowIfNullOrEmpty(methodName, nameof(methodName));
var envelope = new Autogenerated.InvokeServiceRequest()
{
Id = appId,
Message = new Autogenerated.InvokeRequest()
{
Method = methodName,
ContentType = Constants.ContentTypeApplicationGrpc,
Data = Any.Pack(data),
},
};
var options = CreateCallOptions(headers: null, cancellationToken);
try
{
var response = await this.Client.InvokeServiceAsync(envelope, options);
return(response.Data.Unpack <TResponse>());
}
catch (RpcException ex)
{
throw new InvocationException(appId, methodName, ex);
}
}
private (Autogenerated.InvokeServiceRequest, CallOptions) MakeInvokeRequestAsync(
string appId,
string methodName,
Any data,
HttpInvocationOptions httpOptions,
CancellationToken cancellationToken = default)
{
var protoHTTPExtension = new Autogenerated.HTTPExtension();
Metadata headers = null;
string contentType;
if (httpOptions != null)
{
protoHTTPExtension.Verb = ConvertHTTPVerb(httpOptions.Method);
if (httpOptions.QueryString != null)
{
foreach (var(key, value) in httpOptions.QueryString)
{
protoHTTPExtension.Querystring.Add(key, value);
}
}
if (httpOptions.Headers != null)
{
headers = new Metadata();
foreach (var(key, value) in httpOptions.Headers)
{
headers.Add(key, value);
}
}
contentType = httpOptions.ContentType ?? Constants.ContentTypeApplicationJson;
}
else
{
protoHTTPExtension.Verb = Autogenerated.HTTPExtension.Types.Verb.Post;
contentType = Constants.ContentTypeApplicationJson;
}
var invokeRequest = new Autogenerated.InvokeRequest()
{
Method = methodName,
Data = data,
ContentType = contentType,
HttpExtension = protoHTTPExtension
};
var request = new Autogenerated.InvokeServiceRequest()
{
Id = appId,
Message = invokeRequest,
};
var callOptions = new CallOptions(headers: headers ?? new Metadata(), cancellationToken: cancellationToken);
// add token for dapr api token based authentication
var daprApiToken = Environment.GetEnvironmentVariable("DAPR_API_TOKEN");
if (daprApiToken != null)
{
callOptions.Headers.Add("dapr-api-token", daprApiToken);
}
return(request, callOptions);
}
