#!/usr/bin/env python3

import socket
import subprocess
import threading

from xmlrpc.client import *


'''
USAGE:

lmd-cli -host 127.0.0.1 -c LmdServer -m do_command -u [username] -p [password] -a 'COMMAND'

'''

import argparse


def listen_log(s,port):
#def listen_log(self, output,port):
	while True:
		try:
			data, addr = s.recvfrom(1024)
			if data:
				print(data[:-1])
					#subprocess.Popen(["echo '"+data[:-1]+"' >> "+output], shell=True)
		except Exception as e:
			print("EXCEPTION "+str(e))
			
parser = argparse.ArgumentParser(description='Execute command in server.')
parser.add_argument('-host', help='Server address')
parser.add_argument('-m', help='Server Method')
parser.add_argument('-c', help='Server Class')
parser.add_argument('-u', help='Server Usernane')
parser.add_argument('-p', help='Server Password')
parser.add_argument('-ip', help='Local IP')
parser.add_argument('-a', help='Server Arguments', nargs="+")

args = parser.parse_args()
host=args.host
username=args.u
password=args.p
method=args.m
fromclass=args.c
params=args.a
ip=args.ip

# Prepare a socket to listen

#backlog = 5
#size = 2048
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
s.bind(('',0))
port=s.getsockname()[1]


# Throws thread to listen socket
t=threading.Thread(target=listen_log,args=(s,port))

#t=threading.Thread(target=listen_log,args=(output, port))
t.daemon=True
t.start()



# Prepare Arguments
param_list=[]

# Adding Credentials (1ts argument)
if username!=None:
	param_list.append((username,password))
else:
    param_list.append("")

#Adding Class (2nd argument)
param_list.append(fromclass)

#Adding IP (3rd argument)
if ip!=None:
	param_list.append(ip)
else:
	param_list.append("127.0.0.1")

# Adding port (4th argument)
param_list.append(port)

# Other parameters
if params!=None:
	param_list.append(' '.join(args.a))

print(param_list)

# Performing command
server = ServerProxy ("https://"+host+":9779")
print("method is "+method)
print("args: "+str(param_list))
ret=getattr(server,method)(*param_list)
print(ret)


		
#	return (self.port)