Thank you, My need is on a local network from machine to machine, in real time is possible, so no security involved. I would have preferred something more performant than web services or XMLRPC, since both serialization and XML serialization are slow. Annick Le 13 nov. 2014 à 20:17, Sven Van Caekenberghe <s...@stfx.eu> a écrit :
> Nice. > > It is of course also important to note the security risks involved: the > client can execute absolutely anything. > > One partial solution is to bind the server only to the localhost. > >> On 13 Nov 2014, at 19:17, Alain Rastoul <alf.mmm....@gmail.com> wrote: >> >> Hi, >> CORBA main focus is about interoperability between systems, languages (don't >> know about opentalk). >> If you want smalltalk only remote execution, you can very easily do your own >> on Pharo with Zinc http components and Fuel serializer: a small server that >> reads smalltalk blocks, evaluates them and return the result (see below an >> example of server and client). >> I don't know if Zinc and Fuel run on Squeak, but I guess if not, they are >> equivalents ones or you could do the same. >> Beware that Fuel builds a graph of the objects touched by the object it >> serializes (the block) and serialize them along the way, that may be a >> problem if you have references to other big objects of your image. >> >> " ================================= RPC server" >> " start Zn server in background " >> ZnServer startDefaultOn: 1701. >> ZnServer default delegate: (ZnWebSocketDelegate handler: >> ([ :webSocket | >> [ [ | serializedRequest request >> response serializedResponse | >> serializedRequest := >> webSocket readMessage. >> request := >> FLMaterializer materializeFromByteArray: serializedRequest. >> "execute block and it's >> value to response byte array" >> response := [ request >> value ] >> >> on: Exception do: [ :ex | ex resume: 'Exception ',ex class name , ' - ', ex >> messageText ]. >> serializedResponse := >> FLSerializer serializeToByteArray: response . >> webSocket sendMessage: >> serializedResponse . >> ] repeat. >> ] >> on: ConnectionClosed, ConnectionTimedOut >> do: [ self crLog: 'Ignoring connection >> or timeout' ] >> ]) ). >> "=========================================" >> >> " to stop the server" >> ZnServer stopDefault . >> >> >> >> "========================================= RPC CLIENT" >> >> " Client call to server: calculate factorial 100 on the other side" >> | webSocket | >> webSocket := ZnWebSocket to: 'ws://127.0.0.1:1701'. >> [ | request serializedRequest serializedResponse response | >> request := [ 100 factorial ] . >> " the request is the block to evaluate" >> serializedRequest := FLSerializer serializeToByteArray: request >> . "serialize the block" >> webSocket sendMessage: serializedRequest . >> "send it" >> serializedResponse := webSocket readMessage . >> " read response" >> response := FLMaterializer materializeFromByteArray: >> serializedResponse. "deserialize to object" >> Transcript show: response asString ; cr ] >> on: ConnectionClosed >> do: [ self crLog: 'Ignoring connection close, done' ] >> >> >> regards, >> >> Alain >> >> >> Le 12/11/2014 18:17, Annick Fron a écrit : >>> Hi, >>> >>> Are there some libraries in pharo to do remote calls like in Opentalk or >>> Corba ? >>> >>> Annick >>> >> >> >> > >
