/usr/share/hplip/base/avahi.py is in hplip-data 3.14.6-1+deb8u1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 | # -*- coding: utf-8 -*-
#
# (c) Copyright 20013 Hewlett-Packard Development Company, L.P.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# Author: Sarbeswar Meher
#
import sys
from g import *
import socket
from subprocess import Popen, PIPE
from base import utils
def is_ipv6(a):
return ':' in a
def detectNetworkDevices(ttl=4, timeout=10):
found_devices = {}
if utils.which("avahi-browse") == '':
log.error("Avahi-browse is not installed")
return found_devices
addr4 = []
addr6 = []
# Obtain all the resolved services which has service type '_printer._tcp' from avahi-browse
p = Popen(['avahi-browse', '-kprt', '_printer._tcp'], stdout=PIPE)
for line in p.stdout:
if line.startswith('='):
bits = line.split(';')
if is_ipv6(bits[7]) and bits[2] == 'IPv6':
addr6.append([bits[7], bits[8]])
# We don't support IPv6 yet
continue
elif bits[2] == 'IPv4':
addr4.append([bits[7], bits[8]])
ip = bits[7]
port = bits[8]
# Run through the offered addresses and see if we have a bound local
# address for it.
try:
res = socket.getaddrinfo(ip, port, 0, 0, 0, socket.AI_ADDRCONFIG)
if res:
y = {'num_devices' : 1, 'num_ports': 1, 'product_id' : '', 'mac': '',
'status_code': 0, 'device2': '0', 'device3': '0', 'note': ''}
y['ip'] = ip
y['hn'] = bits[6].replace('.local', '')
details = bits[9].split('" "')
for item in details:
key, value = item.split('=', 1)
if key == 'ty':
y['mdns'] = value
y['device1'] = "MFG:Hewlett-Packard;MDL:%s;CLS:PRINTER;" % value
found_devices[y['ip']] = y
log.debug("ip=%s hn=%s ty=%s" %(ip,y['hn'], y['mdns']))
except socket.gaierror:
pass
log.debug("Found %d devices" % len(found_devices))
return found_devices
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