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// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/fastos/fastos.h>
#include <vespa/log/log.h>
LOG_SETUP("rpc_callback_server");
#include <vespa/fnet/frt/frt.h>
struct RPC : public FRT_Invokable
{
void CallBack(FRT_RPCRequest *req);
void Init(FRT_Supervisor *s);
};
void
RPC::CallBack(FRT_RPCRequest *req)
{
FNET_Connection *conn = req->GetConnection();
FRT_RPCRequest *cb = new FRT_RPCRequest();
cb->SetMethodName(req->GetParams()->GetValue(0)._string._str);
FRT_Supervisor::InvokeSync(conn->Owner(), conn, cb, 5.0);
if(cb->IsError()) {
printf("[error(%d): %s]\n",
cb->GetErrorCode(),
cb->GetErrorMessage());
}
cb->SubRef();
}
void
RPC::Init(FRT_Supervisor *s)
{
FRT_ReflectionBuilder rb(s);
//-------------------------------------------------------------------
rb.DefineMethod("callBack", "s", "", false,
FRT_METHOD(RPC::CallBack), this);
//-------------------------------------------------------------------
}
class MyApp : public FastOS_Application
{
public:
virtual int Main() override;
};
int
MyApp::Main()
{
FNET_SignalShutDown::hookSignals();
if (_argc < 2) {
printf("usage : rpc_server <listenspec>\n");
return 1;
}
RPC rpc;
FRT_Supervisor orb;
rpc.Init(&orb);
orb.Listen(_argv[1]);
FNET_SignalShutDown ssd(*orb.GetTransport());
orb.Main();
return 0;
}
int
main(int argc, char **argv)
{
MyApp myapp;
return myapp.Entry(argc, argv);
}
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