func callRpcService(service string, operation string, async bool, failOnErr bool, cr *myStartup.GetUserDataRequest, rep *myStartup.GetUserDataResponse) (err os.Error) {
defer skylib.CheckError(&err)
rpcClient, err := skylib.GetRandomClientByService(service)
if err != nil {
log.Println("No service provides", service)
if failOnErr {
return skylib.NewError(skylib.NO_CLIENT_PROVIDES_SERVICE, service)
} else {
return nil
}
}
name := service + operation
if async {
go rpcClient.Call(name, cr, rep)
log.Println("Called service async", name)
return nil
}
log.Println("Calling : " + name)
err = rpcClient.Call(name, cr, rep)
if err != nil {
log.Println("failed connection, retrying", err)
// get another one and try again!
rpcClient, err := skylib.GetRandomClientByService(service)
err = rpcClient.Call(name, cr, rep)
if err != nil {
return skylib.NewError(err.String(), name)
}
}
log.Println("Called service operation sync", name)
return nil
}
func main() {
flag.Parse()
skylib.NewAgent().Start()
service := "MyRandomService"
client, _ := skylib.GetRandomClientByService(service)
request := rand.Intn(10) + 1
println("Request:", request)
var response string = "default" // to prove it has changed
client.Call(service+".RandString", request, &response)
println("Reponse:", response)
println("Done.")
}
// Call the RPC service on the router to process the GetUserDataRequest.
func submitGetUserDataRequest(cr *myStartup.GetUserDataRequest) (*myStartup.GetUserDataResponse, os.Error) {
var GetUserDataResponse *myStartup.GetUserDataResponse
service := "RouteService"
client, err := skylib.GetRandomClientByService(service)
if err != nil {
if GetUserDataResponse == nil {
GetUserDataResponse = &myStartup.GetUserDataResponse{}
}
GetUserDataResponse.Errors = append(GetUserDataResponse.Errors, err.String())
return GetUserDataResponse, err
}
err = client.Call(service+".RouteGetUserDataRequest", cr, &GetUserDataResponse)
if err != nil {
if GetUserDataResponse == nil {
GetUserDataResponse = &myStartup.GetUserDataResponse{}
}
GetUserDataResponse.Errors = append(GetUserDataResponse.Errors, err.String())
}
return GetUserDataResponse, nil
}