tslagame network usage inspector

tslgameNetUsage.py

import os
import psutil
import re

def find_procs_by_name(name):
    "Return a list of processes matching 'name'."
    assert name, name
    ls = []
    for p in psutil.process_iter():
        name_, exe, cmdline = "", "", []
        try:
            name_ = p.name()
            cmdline = p.cmdline()
            exe = p.exe()
        except (psutil.AccessDenied, psutil.ZombieProcess):
            pass
        except psutil.NoSuchProcess:
            continue
        if len(cmdline)!=0:
            if name == name_ or cmdline[0] == name or os.path.basename(exe) == name:
                conns = p.connections()
                validconnAdd=[]
                for conn in conns:
                    if len(conn.raddr)!=0:
                        addr = conn.raddr[0]
                        if isWanIp(addr):
                            validconnAdd.append(conn.raddr)   
                ls.append([name,p.pid,validconnAdd])
        else:
            if name == name_ or os.path.basename(exe) == name:
                conns = p.connections()
                validconnAdd=[]
                for conn in conns:
                    if len(conn.raddr)!=0:
                        addr = conn.raddr[0]
                        if isWanIp(addr):
                            validconnAdd.append(conn.raddr)  
                ls.append([name,p.pid,validconnAdd])
    return ls
def isWanIp(ip):
    aa=re.match(r"^((2[0-4]\d|25[0-5]|[01]?\d\d?)\.){3}(2[0-4]\d|25[0-5]|[01]?\d\d?)$",ip)
    if aa.group(0)==ip:
        bb=re.match(r"^(\d+)\.(\d+)",ip)
        first = int(bb.group(1))
        sec = int(bb.group(2))
        if(first==0 or first==10 or (first==172 and sec>=16 and sec <= 31 ) or (first ==192 and sec ==168 ) or ip=='127.0.0.1'):
            return False
        else:
            return True
    else:
        if ip.lower()=='localhost':
            return False
        raise Exception('not a valid ip address')
if __name__ == "__main__":
    import time
    while(1):
        ls = find_procs_by_name('TslGame.exe')
        # ls = find_procs_by_name('chrome.exe')
        if len(ls)!=0:
            print ls
            time.sleep(3)
        else:
            time.sleep(3)