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@iwanbk
Forked from stevvooe/client.py
Created May 1, 2012 10:18
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A minimal python to go json-rpc implemention, sans HTTP
import json
import socket
s = socket.create_connection(("127.0.0.1", 5090))
s.sendall(json.dumps(({"id": 1, "method": "Hello.Hello", "params": ["hello"]})))
print s.recv(4096)
import json
import socket
import itertools
class RPCClient(object):
def __init__(self, addr, codec=json):
self._socket = socket.create_connection(addr)
self._id_iter = itertools.count()
self._codec = codec
def _message(self, name, *params):
return dict(id=self._id_iter.next(),
params=list(params),
method=name)
def call(self, name, *params):
req = self._message(name, *params)
id = req.get('id')
mesg = self._codec.dumps(req)
self._socket.sendall(mesg)
# This will actually have to loop if resp is bigger
resp = self._socket.recv(4096)
resp = self._codec.loads(resp)
if resp.get('id') != id:
raise Exception("expected id=%s, received id=%s: %s"
%(id, resp.get('id'), resp.get('error')))
if resp.get('error') is not None:
raise Exception(resp.get('error'))
return resp.get('result')
def close(self):
self._socket.close()
rpc = RPCClient(("127.0.0.1", 5090))
for i in xrange(10000):
print rpc.call("Hello.Hello", "hello")
package main
import (
"net"
"log"
"os"
"rpc"
"rpc/jsonrpc"
)
type Hello int
func (h *Hello) Hello(arg *string, reply *string) os.Error {
log.Println("received:", *arg)
*reply = "hello"
return nil
}
func main() {
l, err := net.Listen("tcp", "127.0.0.1:5090")
defer l.Close()
if err != nil {
log.Fatal(err)
}
log.Print("listening:", l.Addr())
hello := new(Hello)
rpc.Register(hello)
for {
log.Print("waiting for connections...")
c, err := l.Accept()
if err != nil {
log.Printf("accept error: %s", c)
continue
}
log.Printf("connection started: %v", c.RemoteAddr())
go jsonrpc.ServeConn(c)
}
}
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