cpython/Demo/rpc/rnusersclient.py

82 lines
1.8 KiB
Python

# Remote nusers client interface
import rpc
from rpc import Packer, Unpacker, TCPClient, UDPClient
class RnusersPacker(Packer):
def pack_utmp(self, ui):
ut_line, ut_name, ut_host, ut_time = utmp
self.pack_string(ut_line)
self.pack_string(ut_name)
self.pack_string(ut_host)
self.pack_int(ut_time)
def pack_utmpidle(self, ui):
ui_itmp, ui_idle = ui
self.pack_utmp(ui_utmp)
self.pack_uint(ui_idle)
def pack_utmpidlearr(self, list):
self.pack_array(list, self.pack_itmpidle)
class RnusersUnpacker(Unpacker):
def unpack_utmp(self):
ut_line = self.unpack_string()
ut_name = self.unpack_string()
ut_host = self.unpack_string()
ut_time = self.unpack_int()
return ut_line, ut_name, ut_host, ut_time
def unpack_utmpidle(self):
ui_utmp = self.unpack_utmp()
ui_idle = self.unpack_uint()
return ui_utmp, ui_idle
def unpack_utmpidlearr(self):
return self.unpack_array(self.unpack_utmpidle)
class RnusersClient(UDPClient):
def addpackers(self):
self.packer = RnusersPacker().init()
self.unpacker = RnusersUnpacker().init('')
def init(self, host):
return UDPClient.init(self, host, 100002, 2)
def Num(self):
self.start_call(1)
self.do_call()
n = self.unpacker.unpack_int()
self.end_call()
return n
def Names(self):
self.start_call(2)
self.do_call()
list = self.unpacker.unpack_utmpidlearr()
self.end_call()
return list
def Allnames(self):
self.start_call(3)
self.do_call()
list = self.unpacker.unpack_utmpidlearr()
self.end_call()
return list
def test():
import sys
host = ''
if sys.argv[1:]: host = sys.argv[1]
c = RnusersClient().init(host)
list = c.Names()
def strip0(s):
while s and s[-1] == '\0': s = s[:-1]
return s
for (line, name, host, time), idle in list:
line = strip0(line)
name = strip0(name)
host = strip0(host)
print name, host, line, time, idle