diff options
Diffstat (limited to 'src/osmo_gsm_tester/osmo_mgcpgw.py')
-rw-r--r-- | src/osmo_gsm_tester/osmo_mgcpgw.py | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/src/osmo_gsm_tester/osmo_mgcpgw.py b/src/osmo_gsm_tester/osmo_mgcpgw.py new file mode 100644 index 0000000..44b9513 --- /dev/null +++ b/src/osmo_gsm_tester/osmo_mgcpgw.py @@ -0,0 +1,90 @@ +# osmo_gsm_tester: specifics for running an osmo-mgcp-gw (osmo-bsc_mgcp) +# +# Copyright (C) 2017 by sysmocom - s.f.m.c. GmbH +# +# Author: Neels Hofmeyr <neels@hofmeyr.de> +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU Affero 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 Affero General Public License for more details. +# +# You should have received a copy of the GNU Affero General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +import os +import pprint + +from . import log, util, config, template, process, osmo_ctrl, pcap_recorder + +class OsmoMgcpgw(log.Origin): + suite_run = None + ip_address = None + run_dir = None + config_file = None + process = None + + def __init__(self, suite_run, ip_address, bts_ip): + self.suite_run = suite_run + self.ip_address = ip_address + self.set_log_category(log.C_RUN) + self.set_name('osmo-mgcpgw_%s' % ip_address.get('addr')) + # hack: so far mgcpgw needs one specific BTS IP. + self.bts_ip = bts_ip + + def start(self): + self.log('Starting osmo-mgcpgw') + self.run_dir = util.Dir(self.suite_run.trial.get_run_dir().new_dir(self.name())) + self.configure() + inst = util.Dir(os.path.abspath(self.suite_run.trial.get_inst('osmo-msc'))) + binary = inst.child('bin', 'osmo-bsc_mgcp') + if not os.path.isfile(binary): + raise RuntimeError('Binary missing: %r' % binary) + lib = inst.child('lib') + if not os.path.isdir(lib): + raise RuntimeError('No lib/ in %r' % inst) + + iface = util.ip_to_iface(self.addr()) + pcap_recorder.PcapRecorder(self.suite_run, self.run_dir.new_dir('pcap'), iface, + 'host %s and port not 22' % self.addr()) + + env = { 'LD_LIBRARY_PATH': util.prepend_library_path(lib) } + + self.dbg(run_dir=self.run_dir, binary=binary, env=env) + self.process = process.Process(self.name(), self.run_dir, + (binary, '-c', + os.path.abspath(self.config_file)), + env=env) + self.suite_run.remember_to_stop(self.process) + self.process.launch() + + def configure(self): + self.config_file = self.run_dir.new_file('osmo-mgcpgw.cfg') + self.dbg(config_file=self.config_file) + + values = dict(mgcpgw=config.get_defaults('mgcpgw')) + config.overlay(values, self.suite_run.config()) + config.overlay(values, dict(mgcpgw=dict(ip_address=self.ip_address, bts_ip=self.bts_ip))) + + self.dbg('MGCPGW CONFIG:\n' + pprint.pformat(values)) + + with open(self.config_file, 'w') as f: + r = template.render('osmo-mgcpgw.cfg', values) + self.dbg(r) + f.write(r) + + def addr(self): + return self.ip_address.get('addr') + + def conf_for_msc(self): + return dict(mgcpgw=dict(ip_address=self.ip_address)) + + def running(self): + return not self.process.terminated() + +# vim: expandtab tabstop=4 shiftwidth=4 |