91 lines
3.3 KiB
Python
91 lines
3.3 KiB
Python
# osmo_gsm_tester: specifics for running an osmo-mgcp-gw (osmo-bsc_mgcp)
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#
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# Copyright (C) 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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from . import log, util, config, template, process, osmo_ctrl, pcap_recorder
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class OsmoMgcpgw(log.Origin):
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suite_run = None
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ip_address = None
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run_dir = None
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config_file = None
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process = None
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def __init__(self, suite_run, ip_address, bts_ip):
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self.suite_run = suite_run
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self.ip_address = ip_address
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self.set_log_category(log.C_RUN)
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self.set_name('osmo-mgcpgw_%s' % ip_address.get('addr'))
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# hack: so far mgcpgw needs one specific BTS IP.
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self.bts_ip = bts_ip
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def start(self):
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self.log('Starting osmo-mgcpgw')
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self.run_dir = util.Dir(self.suite_run.trial.get_run_dir().new_dir(self.name()))
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self.configure()
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inst = util.Dir(os.path.abspath(self.suite_run.trial.get_inst('osmo-msc')))
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binary = inst.child('bin', 'osmo-bsc_mgcp')
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if not os.path.isfile(binary):
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raise RuntimeError('Binary missing: %r' % binary)
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lib = inst.child('lib')
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if not os.path.isdir(lib):
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raise RuntimeError('No lib/ in %r' % inst)
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iface = util.ip_to_iface(self.addr())
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pcap_recorder.PcapRecorder(self.suite_run, self.run_dir.new_dir('pcap'), iface,
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'host %s and port not 22' % 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, '-c',
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os.path.abspath(self.config_file)),
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env=env)
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self.suite_run.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-mgcpgw.cfg')
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self.dbg(config_file=self.config_file)
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values = dict(mgcpgw=config.get_defaults('mgcpgw'))
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config.overlay(values, self.suite_run.config())
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config.overlay(values, dict(mgcpgw=dict(ip_address=self.ip_address, bts_ip=self.bts_ip)))
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self.dbg('MGCPGW 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-mgcpgw.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 conf_for_msc(self):
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return dict(mgcpgw=dict(ip_address=self.ip_address))
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def running(self):
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return not self.process.terminated()
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# vim: expandtab tabstop=4 shiftwidth=4
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