Osmocom Mobile Switching Centre
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#!/usr/bin/env python3
# (C) 2013 by Katerina Barone-Adesi <kat.obsc@gmail.com>
# (C) 2013 by Holger Hans Peter Freyther
# 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 3 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, see <http://www.gnu.org/licenses/>.
import os, sys
import time
import unittest
import socket
import subprocess
import osmopy.obscvty as obscvty
import osmopy.osmoutil as osmoutil
from osmopy.osmo_ipa import IPA
# to be able to find $top_srcdir/doc/...
confpath = os.path.join(sys.path[0], '..')
class TestVTYBase(unittest.TestCase):
def checkForEndAndExit(self):
res = self.vty.command("list")
#print ('looking for "exit"\n')
self.assertTrue(res.find(' exit\r') > 0)
#print 'found "exit"\nlooking for "end"\n'
self.assertTrue(res.find(' end\r') > 0)
#print 'found "end"\n'
def vty_command(self):
raise Exception("Needs to be implemented by a subclass")
def vty_app(self):
raise Exception("Needs to be implemented by a subclass")
def setUp(self):
osmo_vty_cmd = self.vty_command()[:]
config_index = osmo_vty_cmd.index('-c')
if config_index:
cfi = config_index + 1
osmo_vty_cmd[cfi] = os.path.join(confpath, osmo_vty_cmd[cfi])
try:
self.proc = osmoutil.popen_devnull(osmo_vty_cmd)
except OSError:
print("Current directory: %s" % os.getcwd(), file=sys.stderr)
print("Consider setting -b", file=sys.stderr)
appstring = self.vty_app()[2]
appport = self.vty_app()[0]
self.vty = obscvty.VTYInteract(appstring, "127.0.0.1", appport)
def tearDown(self):
if self.vty:
self.vty._close_socket()
self.vty = None
osmoutil.end_proc(self.proc)
class TestVTYMSC(TestVTYBase):
def vty_command(self):
return ["./src/osmo-msc/osmo-msc", "-c",
"doc/examples/osmo-msc/osmo-msc.cfg"]
def vty_app(self):
return (4254, "./src/osmo-msc/osmo-msc", "OsmoMSC", "msc")
def testConfigNetworkTree(self, include_bsc_items=True):
self.vty.enable()
self.assertTrue(self.vty.verify("configure terminal",['']))
self.assertEqual(self.vty.node(), 'config')
self.checkForEndAndExit()
self.assertTrue(self.vty.verify("network",['']))
self.assertEqual(self.vty.node(), 'config-net')
self.checkForEndAndExit()
self.vty.command("write terminal")
self.assertTrue(self.vty.verify("exit",['']))
self.assertEqual(self.vty.node(), 'config')
self.assertTrue(self.vty.verify("exit",['']))
self.assertTrue(self.vty.node() is None)
def checkForSmpp(self):
"""SMPP is not always enabled, check if it is"""
res = self.vty.command("list")
return "smpp" in res
def testSmppFirst(self):
# enable the configuration
self.vty.enable()
self.vty.command("configure terminal")
if not self.checkForSmpp():
return
self.vty.command("smpp")
# check the default
res = self.vty.command("write terminal")
self.assertTrue(res.find(' no smpp-first') > 0)
self.vty.verify("smpp-first", [''])
res = self.vty.command("write terminal")
self.assertTrue(res.find(' smpp-first') > 0)
self.assertEqual(res.find('no smpp-first'), -1)
self.vty.verify("no smpp-first", [''])
res = self.vty.command("write terminal")
self.assertTrue(res.find('no smpp-first') > 0)
def testVtyTree(self):
self.vty.enable()
self.assertTrue(self.vty.verify("configure terminal", ['']))
self.assertEqual(self.vty.node(), 'config')
self.checkForEndAndExit()
self.assertTrue(self.vty.verify('mncc-int', ['']))
self.assertEqual(self.vty.node(), 'config-mncc-int')
self.checkForEndAndExit()
self.assertTrue(self.vty.verify('exit', ['']))
if self.checkForSmpp():
self.assertEqual(self.vty.node(), 'config')
self.assertTrue(self.vty.verify('smpp', ['']))
self.assertEqual(self.vty.node(), 'config-smpp')
self.checkForEndAndExit()
self.assertTrue(self.vty.verify("exit", ['']))
self.assertEqual(self.vty.node(), 'config')
self.assertTrue(self.vty.verify("exit", ['']))
self.assertTrue(self.vty.node() is None)
# Check searching for outer node's commands
self.vty.command("configure terminal")
self.vty.command('mncc-int')
if self.checkForSmpp():
self.vty.command('smpp')
self.assertEqual(self.vty.node(), 'config-smpp')
self.vty.command('mncc-int')
self.assertEqual(self.vty.node(), 'config-mncc-int')
def testSi2Q(self):
self.vty.enable()
self.vty.command("configure terminal")
self.vty.command("network")
self.vty.command("bts 0")
before = self.vty.command("show running-config")
self.vty.command("si2quater neighbor-list add earfcn 1911 threshold 11 2")
self.vty.command("si2quater neighbor-list add earfcn 1924 threshold 11 3")
self.vty.command("si2quater neighbor-list add earfcn 2111 threshold 11")
self.vty.command("si2quater neighbor-list del earfcn 1911")
self.vty.command("si2quater neighbor-list del earfcn 1924")
self.vty.command("si2quater neighbor-list del earfcn 2111")
self.assertEqual(before, self.vty.command("show running-config"))
self.vty.command("si2quater neighbor-list add uarfcn 1976 13 1")
self.vty.command("si2quater neighbor-list add uarfcn 1976 38 1")
self.vty.command("si2quater neighbor-list add uarfcn 1976 44 1")
self.vty.command("si2quater neighbor-list add uarfcn 1976 120 1")
self.vty.command("si2quater neighbor-list add uarfcn 1976 140 1")
self.vty.command("si2quater neighbor-list add uarfcn 1976 163 1")
self.vty.command("si2quater neighbor-list add uarfcn 1976 166 1")
self.vty.command("si2quater neighbor-list add uarfcn 1976 217 1")
self.vty.command("si2quater neighbor-list add uarfcn 1976 224 1")
self.vty.command("si2quater neighbor-list add uarfcn 1976 225 1")
self.vty.command("si2quater neighbor-list add uarfcn 1976 226 1")
self.vty.command("si2quater neighbor-list del uarfcn 1976 13")
self.vty.command("si2quater neighbor-list del uarfcn 1976 38")
self.vty.command("si2quater neighbor-list del uarfcn 1976 44")
self.vty.command("si2quater neighbor-list del uarfcn 1976 120")
self.vty.command("si2quater neighbor-list del uarfcn 1976 140")
self.vty.command("si2quater neighbor-list del uarfcn 1976 163")
self.vty.command("si2quater neighbor-list del uarfcn 1976 166")
self.vty.command("si2quater neighbor-list del uarfcn 1976 217")
self.vty.command("si2quater neighbor-list del uarfcn 1976 224")
self.vty.command("si2quater neighbor-list del uarfcn 1976 225")
self.vty.command("si2quater neighbor-list del uarfcn 1976 226")
self.assertEqual(before, self.vty.command("show running-config"))
def testEnableDisablePeriodicLU(self):
self.vty.enable()
self.vty.command("configure terminal")
self.vty.command("network")
self.vty.command("bts 0")
# Test invalid input
self.vty.verify("periodic location update 0", ['% Unknown command.'])
self.vty.verify("periodic location update 5", ['% Unknown command.'])
self.vty.verify("periodic location update 1531", ['% Unknown command.'])
depr_str = "% 'periodic location update' is now deprecated: " \
"use 'timer T3212' to change subscriber expiration timeout."
set_str = "% Setting T3212 to 121 minutes (emulating the old behaviour)."
# Enable periodic LU (deprecated command)
self.vty.verify("periodic location update 60", [depr_str, set_str])
res = self.vty.command("write terminal")
self.assertTrue(res.find('timer vlr T3212 121') > 0)
self.assertEqual(res.find('periodic location update 60'), -1)
self.assertEqual(res.find('no periodic location update'), -1)
# Now disable it (deprecated command)
self.vty.verify("no periodic location update", [depr_str])
res = self.vty.command("write terminal")
self.assertEqual(res.find('no periodic location update'), -1)
self.assertEqual(res.find('timer vlr T3212 121'), -1)
def testShowNetwork(self):
res = self.vty.command("show network")
self.assertTrue(res.startswith('BSC is on Country Code') >= 0)
def ipa_handle_small(x, verbose = False):
s = data2str(x.recv(4))
if len(s) != 4*2:
raise Exception("expected to receive 4 bytes, but got %d (%r)" % (len(s)/2, s))
if "0001fe00" == s:
if (verbose):
print("\tBSC <- NAT: PING?")
x.send(IPA().pong())
elif "0001fe06" == s:
if (verbose):
print("\tBSC <- NAT: IPA ID ACK")
x.send(IPA().id_ack())
elif "0001fe00" == s:
if (verbose):
print("\tBSC <- NAT: PONG!")
else:
if (verbose):
print("\tBSC <- NAT: ", s)
def ipa_handle_resp(x, tk, verbose = False, proc=None):
s = data2str(x.recv(38))
if "0023fe040108010701020103010401050101010011" in s:
retries = 3
while True:
print("\tsending IPA identity(%s) at %s" % (tk, time.strftime("%T")))
try:
x.send(IPA().id_resp(IPA().identity(name = tk.encode('utf-8'))))
print("\tdone sending IPA identity(%s) at %s" % (tk,
time.strftime("%T")))
break
except:
print("\tfailed sending IPA identity at", time.strftime("%T"))
if proc:
print("\tproc.poll() = %r" % proc.poll())
if retries < 1:
print("\tgiving up")
raise
print("\tretrying (%d attempts left)" % retries)
retries -= 1
else:
if (verbose):
print("\tBSC <- NAT: ", s)
if __name__ == '__main__':
import argparse
import sys
workdir = '.'
parser = argparse.ArgumentParser()
parser.add_argument("-v", "--verbose", dest="verbose",
action="store_true", help="verbose mode")
parser.add_argument("-p", "--pythonconfpath", dest="p",
help="searchpath for config")
parser.add_argument("-w", "--workdir", dest="w",
help="Working directory")
parser.add_argument("test_name", nargs="*", help="(parts of) test names to run, case-insensitive")
args = parser.parse_args()
verbose_level = 1
if args.verbose:
verbose_level = 2
if args.w:
workdir = args.w
if args.p:
confpath = args.p
print("confpath %s, workdir %s" % (confpath, workdir))
os.chdir(workdir)
print("Running tests for specific VTY commands")
suite = unittest.TestSuite()
suite.addTest(unittest.TestLoader().loadTestsFromTestCase(TestVTYMSC))
if args.test_name:
osmoutil.pick_tests(suite, *args.test_name)
res = unittest.TextTestRunner(verbosity=verbose_level, stream=sys.stdout).run(suite)
sys.exit(len(res.errors) + len(res.failures))
# vim: shiftwidth=4 expandtab nocin ai