153 lines
5.6 KiB
Python
153 lines
5.6 KiB
Python
# osmo_gsm_tester: specifics for running an osmo-hlr
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#
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# Copyright (C) 2016-2017 by sysmocom - s.f.m.c. GmbH
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#
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# Author: Neels Hofmeyr <neels@hofmeyr.de>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import os
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import pprint
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import sqlite3
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from ..core import log, util, config, template, process
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from . import pcap_recorder
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class OsmoHlr(log.Origin):
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run_dir = None
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config_file = None
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process = None
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next_subscriber_id = 1
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def __init__(self, testenv, ip_address):
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super().__init__(log.C_RUN, 'osmo-hlr_%s' % ip_address.get('addr'))
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self.run_dir = None
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self.config_file = None
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self.process = None
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self.next_subscriber_id = 1
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self.testenv = testenv
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self.ip_address = ip_address
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def start(self):
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self.log('Starting osmo-hlr')
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self.run_dir = util.Dir(self.testenv.suite().get_run_dir().new_dir(self.name()))
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self.configure()
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inst = util.Dir(os.path.abspath(self.testenv.suite().trial().get_inst('osmo-hlr')))
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binary = inst.child('bin', 'osmo-hlr')
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if not os.path.isfile(binary):
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raise log.Error('Binary missing:', binary)
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lib = inst.child('lib')
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if not os.path.isdir(lib):
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raise log.Error('No lib/ in', inst)
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# bootstrap an empty hlr.db
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self.db_file = self.run_dir.new_file('hlr.db')
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sql_input = inst.child('share/doc/osmo-hlr/sql/hlr.sql')
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if not os.path.isfile(sql_input):
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raise log.Error('hlr.sql missing:', sql_input)
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self.run_local('create_hlr_db', ('/bin/sh', '-c', 'sqlite3 %r < %r' % (self.db_file, sql_input)))
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pcap_recorder.PcapRecorder(self.testenv, self.run_dir.new_dir('pcap'), None,
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'host %s' % self.addr())
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env = { 'LD_LIBRARY_PATH': util.prepend_library_path(lib) }
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self.dbg(run_dir=self.run_dir, binary=binary, env=env)
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self.process = process.Process(self.name(), self.run_dir,
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(binary,
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'-c', os.path.abspath(self.config_file),
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'--database', self.db_file),
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env=env)
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self.testenv.remember_to_stop(self.process)
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self.process.launch()
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def configure(self):
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self.config_file = self.run_dir.new_file('osmo-hlr.cfg')
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self.dbg(config_file=self.config_file)
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values = dict(hlr=config.get_defaults('hlr'))
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config.overlay(values, self.testenv.suite().config())
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config.overlay(values, dict(hlr=dict(ip_address=self.ip_address)))
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self.dbg('HLR CONFIG:\n' + pprint.pformat(values))
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with open(self.config_file, 'w') as f:
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r = template.render('osmo-hlr.cfg', values)
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self.dbg(r)
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f.write(r)
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def addr(self):
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return self.ip_address.get('addr')
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def running(self):
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return not self.process.terminated()
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def run_local(self, name, popen_args):
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run_dir = self.run_dir.new_dir(name)
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proc = process.Process(name, run_dir, popen_args)
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proc.launch()
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proc.wait()
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if proc.result != 0:
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log.ctx(proc)
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raise log.Error('Exited in error')
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def subscriber_add(self, modem, msisdn=None, algo_str=None):
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if msisdn is None:
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msisdn = self.testenv.msisdn()
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modem.set_msisdn(msisdn)
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subscriber_id = self.next_subscriber_id
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self.next_subscriber_id += 1
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if algo_str is None:
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algo_str = modem.auth_algo() or util.OSMO_AUTH_ALGO_NONE
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if algo_str != util.OSMO_AUTH_ALGO_NONE and not modem.ki():
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raise log.Error("Auth algo %r selected but no KI specified" % algo_str)
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algo = util.osmo_auth_algo_by_name(algo_str)
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self.log('Add subscriber', msisdn=msisdn, imsi=modem.imsi(), subscriber_id=subscriber_id,
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algo_str=algo_str, algo=algo)
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conn = sqlite3.connect(self.db_file)
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try:
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c = conn.cursor()
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c.execute('insert into subscriber (id, imsi, msisdn) values (?, ?, ?)',
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(subscriber_id, modem.imsi(), modem.msisdn,))
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c.execute('insert into auc_2g (subscriber_id, algo_id_2g, ki) values (?, ?, ?)',
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(subscriber_id, algo, modem.ki(),))
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conn.commit()
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finally:
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conn.close()
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return subscriber_id
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def subscriber_delete(self, modem):
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self.log('Add subscriber', imsi=modem.imsi())
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conn = sqlite3.connect(self.db_file)
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try:
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c = conn.cursor()
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c.execute('select id from subscriber where imsi = ?', (modem.imsi(),))
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subscriber_id = c.fetchone()[0]
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c.execute('delete from subscriber where id = ?', (subscriber_id,))
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c.execute('delete from auc_2g where subscriber_id = ?', (subscriber_id,))
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conn.commit()
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finally:
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conn.close()
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def conf_for_client(self):
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return dict(hlr=dict(ip_address=self.ip_address))
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# vim: expandtab tabstop=4 shiftwidth=4
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