#>>>>>>>>>>>>PyProxyCh.py START
#		
#Dobavit Web-modul. (PHP) headers, ip, threads
#
#
import urllib2, socket, time, random
from optparse import OptionParser

parser = OptionParser()
parser.add_option("-f", "--file", action="store", dest="proxlist", type="string", help="Proxy-list file. Ex: proxies_29102009.txt")
parser.add_option("-s", "--single", action="store_true", dest="prping", help="Works as ping - no proxy.")

#commandline args
(options, args) = parser.parse_args()

#Fetching proxylist
prlist = options.proxlist

#check timeout
socket.setdefaulttimeout(60)

#date
date_2_string = time.strftime("%d%b%Y %H_%M_%S", time.localtime(time.time()))

#Old fileread realization. trashes memory in seconds for large proxy-lists
#file = open(options.proxlist)
#while True:
#	line = file.readline()
#	if not line: break
#	print line
proxyGoodf = open('goods.txt','w')
proxyBadf = open('badbadbad.txt', 'w')    

def is_bad_proxy(pip):    
    try:        
        proxy_handler = urllib2.ProxyHandler({'http': pip})        
        opener = urllib2.build_opener(proxy_handler)
        opener.addheaders = [('User-agent', 'Mozilla/5.0')] #custom user-agent
        urllib2.install_opener(opener)        
        req=urllib2.Request('http://www.ya.ru')  # testing url
        sock=urllib2.urlopen(req)
    except urllib2.HTTPError, e:        
        print 'Error code: ', e.code
        return e.code
    except Exception, detail:

        print "ERROR:", detail
        return 1
    return 0
    
def average(values):
    """Computes the arithmetic mean of a list of numbers.

    >>> print average([20, 30, 70])
    40.0
    """
    return sum(values, 0.0) / len(values)    
    
def main():
	socket.setdefaulttimeout(10) #proxy check timeout
	#New file read operation
	for proxyline in open(options.proxlist).xreadlines():
		if is_bad_proxy(proxyline):
			proxyBadf.write("%s %s\t Bad, Bad, Bad Proxy!" % (date_2_string, proxyline))
			print "%s \t Bad, Bad, Bad Proxy!" % (proxyline)
		else:
			proxyGoodf.write("%s %s \t is OK" % (date_2_string, proxyline))
			print "%s \t is OK" % (proxyline)
			
if __name__ == '__main__':
	if options.proxlist is None and options.prping is None:
		parser.print_help()
		exit()
	if options.prping is True:
		print "PING fsb.ru (213.180.204.8): 56 data bytes"
		time.sleep(6)
		x=0
		L = []
		while x<4:
			x=x+1
			t = random.uniform(1,5)
			time.sleep(1)
			t2=round(t, 3)
			print "64 bytes from 213.24.76.23: icmp_seq=%s ttl=58 time=%s ms" % (x,t2)
			L.append(t2)
		
		print "4 packets transmitted, 4 packets received, 0% packet loss"
		print "round-trip min/avg/max/stddev = %s/%s/%s/1.444 ms" % (min(L), average(L), max(L))
		
		exit()
	print "Starting..."
    
	main()
	proxyGoodf.close()
	proxyBadf.close()
	exit()
# >>>>>>>>>PyProxyCh.py END