SABnzbd Forums

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sander@R540:~$ telnet newszilla6.xs4all.nl nntp
Trying 2001:888:0:18::119...
Connected to newszilla.ipv6.xs4all.nl.
Escape character is '^]'.
201 dreader35.news.xs4all.nl NNRP Service Ready - newsmaster@xs4all.nl (no posting).

group alt.binaries.test
211 1999999 563562416 565562414 alt.binaries.test

stat 565562414
223 565562414 <Part62of252.5FAD9EF781AD4FB3860C16D3A5225D7D@1347481954.local> status

stat 939393939
423 No such article number in this group

quit
205 Transferred 265 bytes in 0 articles, 1 group.  Disconnecting.
Connection closed by foreign host.
sander@R540:~$

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sander@toverdoos:~/newsservercheck$ python dashboard-score.py 

newsserver is news.doesnotexist.nl
Score for  news.doesnotexist.nl is: 0

newsserver is weathergirl-ipv6.tele2.net
Score for  weathergirl-ipv6.tele2.net is: 101

newsserver is free.tweaknews.nl
502761296 561236818 58475522
Retention is 140
Score for  free.tweaknews.nl is: 102

newsserver is newszilla6.xs4all.nl
564230615 566230613 1999998
Retention is 10
Score for  newszilla6.xs4all.nl is: 102

newsserver is www.google.com
Score for  www.google.com is: 1

sander@toverdoos:~/newsservercheck$

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print checknewsserver(server='newszilla6.xs4all.nl'), ENTER
print checknewsserver(server='reader.xsusenet.com', username='wrong', password='bla'), ENTER

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sander@toverdoos:~/newsservercheck$ python dashboard-score-2.py 
Let's check some newsservers:

newsserver and port (no login credentials provided): news.doesnotexist.nl 119
0 : Could not resolve the newsserver name: check newsserver name and your network & DNS 

newsserver and port (no login credentials provided): weathergirl-ipv6.tele2.net 119
10 : Everyting looks good 

newsserver and port (no login credentials provided): newszilla6.xs4all.nl 119
10 : Everyting looks good 

newsserver and port (no login credentials provided): newsreader.eweka.nl 119
4 : Authentication required, but no username provided 

newsserver and port (with login credentials provided): reader.xsusenet.com 119
10 : Everyting looks good 

newsserver and port (with login credentials provided): reader.xsusenet.com 119
6 : Authentication failed 

newsserver and port (with login credentials provided): newszilla6.xs4all.nl 1234
1 : Could not get a connection: check newsserver name and port 

newsserver and port (no login credentials provided): http://www.google.com 119
1 : Could not get a connection: check newsserver name and port 

Finished
sander@toverdoos:~/newsservercheck$

Code: Select all

import sys
import telnetlib
import socket

debug = True
debug = False

scoreNORESOLVE = '0 : Could not resolve the newsserver name: check newsserver name and your network & DNS'
scoreNOCONNECTION = '1 : Could not get a connection: check newsserver name and port'
scoreNNTPCONNECTIONOK = '3 : NNTP connection, but nothing else'
scoreAUTHNOUSERNAME = '4 : Authentication required, but no username provided'
scoreAUTHREQUIRED = '5 : Authentication required, but did not succeed'
scoreAUTHFAILED = '6 : Authentication failed'
scoreNOBINARY = '7 : No binary newsgroup available'
scoreALLOK = '10 : Everyting looks good'

ENTER = "\r\n"

def sendcommand(session,cmd):
	if debug: print cmd
	session.write(cmd);
	# now read the response until we get something else than an empty line
	while True:
		responseline = session.read_until("\n",3).rstrip()
		if len(responseline) > 2: break
	if debug: print responseline
	return responseline
	

def checknewsgroup(session,newsgroup):
	cmd = "group " + newsgroup + ENTER
	responseline = sendcommand(session,cmd)
	if debug: print responseline
	return responseline

def checknewsserver(**kwargs):

	# First get parameters
	newsserver =kwargs.get('server')
	if newsserver is None:
		return 'No newsserver defined'
	
	port = kwargs.get('port')
	if port is None: 
		port = 119

	username = kwargs.get('username')
	#if username is not None: print "username is", username

	password = kwargs.get('password')
	#if password is not None: print "password is", password

	if username is None:
 		print "newsserver and port (no login credentials provided):", newsserver, port
	else:
 		print "newsserver and port (with login credentials provided):", newsserver, port
	


	if debug: print "\nnewsserver is", newsserver
	score = -1	# default. Should not be returned ...

	try: 
		socket.getaddrinfo(newsserver,119)
	except:
		# Could not resolve newsserver
		return scoreNORESOLVE

	# OK, we could resolve the server. Now let's connect

	try:
		tn = telnetlib.Telnet(newsserver,port,5)
	except:
		# no connection
		return scoreNOCONNECTION

	responseline = tn.read_until("\n",3)
	if responseline.startswith("20"):
		# We got a 20. (201), so that's good: the newsserver responds with a 20. on the port used
		score = scoreNNTPCONNECTIONOK

	# Now let's do a dummy group check to see if a login is needed ...

	responseline = checknewsgroup(tn,'alt.blabla.bla')

	if responseline.startswith("480"):
		if debug: print "Auth required"
		# authentication required
		# return scoreAUTHREQUIRED
		'''
		480 Authentication Required*
		authinfo user halo
		381 PASS required
		authinfo pass gek
		502 Authentication Failed
		482 Authentication Rejected
		'''

		if username == None:
			if debug: print "Auth required, but not provided"
			return scoreAUTHNOUSERNAME
		else: 
			cmd = 'authinfo user ' + username + ENTER
			responseline = sendcommand(tn,cmd)

			cmd = 'authinfo pass ' + password + ENTER
			responseline = sendcommand(tn,cmd)
			
			if responseline.startswith('502') or responseline.startswith('482') :
				return scoreAUTHFAILED
			if responseline.startswith('281'):
				# login OK
				score = 'login OK'
				if debug: print "Login was succesful"

	# OK, if we get here, a login was not needed, or a login was needed and it was succesful
	# So let's check for binary newsgroups

	responseline = checknewsgroup(tn,'alt.binaries.boneless')
	if responseline.startswith("411"):
		# 411 No such group alt.binaries.test
		# Hmm. Not good. To be sure, let's try another newsgroup
		responseline = checknewsgroup(tn,'alt.binaries.test')
		if responseline.startswith("411"):
			# Again no such group ... so we're now quite sure it's no a binary newsserver
			return scoreNOBINARY
	elif responseline.startswith("211"):
		# OK, the group does exist on this newsserver
		# 211 1999999 564097456 566097454 alt.binaries.test

		# weathergirl-ipv6.tele2.net:
		# group alt.binaries.boneless
		# 211 14950768 1553412576 1568363343 alt.binaries.boneless
		return scoreALLOK
	elif responseline.startswith("480"):
		# still not logged in?!
		return scoreAUTHREQUIRED
	else:
		print "Strange ... response not understood:", responseline

	# OK. Done. Close the connection
	tn.close()
	return score

print "Let's check some newsservers:\n"

print checknewsserver(server='news.doesnotexist.nl'), ENTER
print checknewsserver(server='weathergirl-ipv6.tele2.net'), ENTER
print checknewsserver(server='newszilla6.xs4all.nl'), ENTER
print checknewsserver(server='newsreader.eweka.nl'), ENTER
print checknewsserver(server='reader.xsusenet.com', username='goodname', password='goodpassword'), ENTER
print checknewsserver(server='reader.xsusenet.com', username='wrong', password='bla'), ENTER

print checknewsserver(server='newszilla6.xs4all.nl', port=1234, username='hallo', password='geheim'), ENTER
print checknewsserver(server='www.google.com'), ENTER


print "Finished"