| # osmo_gsm_tester: specifics for running an SRS eNodeB process |
| # |
| # Copyright (C) 2020 by sysmocom - s.f.m.c. GmbH |
| # |
| # Author: Pau Espin Pedrol <pespin@sysmocom.de> |
| # |
| # 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 |
| import pprint |
| |
| from . import log, util, config, template, process, remote |
| |
| def rf_type_valid(rf_type_str): |
| return rf_type_str in ('zmq', 'UHD', 'soapy', 'bladeRF') |
| |
| class srsENB(log.Origin): |
| |
| REMOTE_DIR = '/osmo-gsm-tester-srsenb' |
| BINFILE = 'srsenb' |
| CFGFILE = 'srsenb.conf' |
| CFGFILE_SIB = 'srsenb_sib.conf' |
| CFGFILE_RR = 'srsenb_rr.conf' |
| CFGFILE_DRB = 'srsenb_drb.conf' |
| LOGFILE = 'srsenb.log' |
| |
| def __init__(self, suite_run, conf): |
| super().__init__(log.C_RUN, 'srsenb') |
| self._conf = conf |
| self._addr = conf.get('addr', None) |
| if self._addr is None: |
| raise log.Error('addr not set') |
| self.set_name('srsenb_%s' % self._addr) |
| self.ue = None |
| self.epc = None |
| self.run_dir = None |
| self.config_file = None |
| self.config_sib_file = None |
| self.config_rr_file = None |
| self.config_drb_file = None |
| self.process = None |
| self.rem_host = None |
| self.remote_config_file = None |
| self.remote_config_sib_file = None |
| self.remote_config_rr_file = None |
| self.remote_config_drb_file = None |
| self.remote_log_file = None |
| self.suite_run = suite_run |
| self.nof_prb=100 |
| if self.nof_prb == 75: |
| self.base_srate=15.36e6 |
| else: |
| self.base_srate=23.04e6 |
| self.remote_user = conf.get('remote_user', None) |
| if not rf_type_valid(conf.get('rf_dev_type', None)): |
| raise log.Error('Invalid rf_dev_type=%s' % conf.get('rf_dev_type', None)) |
| |
| def cleanup(self): |
| if self.process is None: |
| return |
| if self.setup_runs_locally(): |
| return |
| # copy back files (may not exist, for instance if there was an early error of process): |
| try: |
| self.rem_host.scpfrom('scp-back-log', self.remote_log_file, self.log_file) |
| except Exception as e: |
| self.log(repr(e)) |
| |
| def setup_runs_locally(self): |
| return self.remote_user is None |
| |
| def start(self, epc): |
| self.log('Starting srsENB') |
| self.epc = epc |
| self.run_dir = util.Dir(self.suite_run.get_test_run_dir().new_dir(self.name())) |
| self.configure() |
| if self.remote_user: |
| self.start_remotely() |
| else: |
| self.start_locally() |
| |
| def start_remotely(self): |
| self.inst = util.Dir(os.path.abspath(self.suite_run.trial.get_inst('srslte'))) |
| lib = self.inst.child('lib') |
| if not os.path.isdir(lib): |
| raise log.Error('No lib/ in', self.inst) |
| if not self.inst.isfile('bin', srsENB.BINFILE): |
| raise log.Error('No %s binary in' % srsENB.BINFILE, self.inst) |
| |
| self.rem_host = remote.RemoteHost(self.run_dir, self.remote_user, self._addr) |
| remote_prefix_dir = util.Dir(srsENB.REMOTE_DIR) |
| self.remote_inst = util.Dir(remote_prefix_dir.child(os.path.basename(str(self.inst)))) |
| remote_run_dir = util.Dir(remote_prefix_dir.child(srsENB.BINFILE)) |
| |
| self.remote_config_file = remote_run_dir.child(srsENB.CFGFILE) |
| self.remote_config_sib_file = remote_run_dir.child(srsENB.CFGFILE_SIB) |
| self.remote_config_rr_file = remote_run_dir.child(srsENB.CFGFILE_RR) |
| self.remote_config_drb_file = remote_run_dir.child(srsENB.CFGFILE_DRB) |
| self.remote_log_file = remote_run_dir.child(srsENB.LOGFILE) |
| |
| self.rem_host.recreate_remote_dir(self.remote_inst) |
| self.rem_host.scp('scp-inst-to-remote', str(self.inst), remote_prefix_dir) |
| self.rem_host.create_remote_dir(remote_run_dir) |
| self.rem_host.scp('scp-cfg-to-remote', self.config_file, self.remote_config_file) |
| self.rem_host.scp('scp-cfg-sib-to-remote', self.config_sib_file, self.remote_config_sib_file) |
| self.rem_host.scp('scp-cfg-rr-to-remote', self.config_rr_file, self.remote_config_rr_file) |
| self.rem_host.scp('scp-cfg-drb-to-remote', self.config_drb_file, self.remote_config_drb_file) |
| |
| remote_env = { 'LD_LIBRARY_PATH': self.remote_inst.child('lib') } |
| remote_binary = self.remote_inst.child('bin', srsENB.BINFILE) |
| args = (remote_binary, self.remote_config_file, |
| '--enb_files.sib_config=' + self.remote_config_sib_file, |
| '--enb_files.rr_config=' + self.remote_config_rr_file, |
| '--enb_files.drb_config=' + self.remote_config_drb_file, |
| '--expert.nof_phy_threads=1', |
| '--expert.rrc_inactivity_timer=1500', |
| '--enb.n_prb=' + str(self.nof_prb), |
| '--log.filename=' + self.remote_log_file) |
| |
| self.process = self.rem_host.RemoteProcessFixIgnoreSIGHUP(srsENB.BINFILE, util.Dir(srsENB.REMOTE_DIR), args, remote_env=remote_env) |
| self.suite_run.remember_to_stop(self.process) |
| self.process.launch() |
| |
| def start_locally(self): |
| inst = util.Dir(os.path.abspath(self.suite_run.trial.get_inst('srslte'))) |
| |
| binary = inst.child('bin', BINFILE) |
| if not os.path.isfile(binary): |
| raise log.Error('Binary missing:', binary) |
| lib = inst.child('lib') |
| if not os.path.isdir(lib): |
| raise log.Error('No lib/ in', inst) |
| |
| env = { 'LD_LIBRARY_PATH': util.prepend_library_path(lib) } |
| |
| self.dbg(run_dir=self.run_dir, binary=binary, env=env) |
| args = (binary, os.path.abspath(self.config_file), |
| '--enb_files.sib_config=' + os.path.abspath(self.config_sib_file), |
| '--enb_files.rr_config=' + os.path.abspath(self.config_rr_file), |
| '--enb_files.drb_config=' + os.path.abspath(self.config_drb_file), |
| '--expert.nof_phy_threads=1', |
| '--expert.rrc_inactivity_timer=1500', |
| '--enb.n_prb=' + str(self.nof_prb), |
| '--log.filename=' + self.log_file) |
| |
| self.process = process.Process(self.name(), self.run_dir, args, env=env) |
| self.suite_run.remember_to_stop(self.process) |
| self.process.launch() |
| |
| def gen_conf_file(self, path, filename): |
| self.dbg(config_file=path) |
| |
| values = dict(enb=config.get_defaults('srsenb')) |
| config.overlay(values, self.suite_run.config()) |
| config.overlay(values, dict(enb=self._conf)) |
| config.overlay(values, dict(enb={ 'mme_addr': self.epc.addr() })) |
| |
| # We need to set some specific variables programatically here to match IP addresses: |
| if self._conf.get('rf_dev_type') == 'zmq': |
| config.overlay(values, dict(enb=dict(rf_dev_args='fail_on_disconnect=true,tx_port=tcp://'+ self.addr() +':2000,rx_port=tcp://'+ self.ue.addr() +':2001,id=enb,base_srate='+ str(self.base_srate)))) |
| |
| self.dbg('srsENB ' + filename + ':\n' + pprint.pformat(values)) |
| |
| with open(path, 'w') as f: |
| r = template.render(filename, values) |
| self.dbg(r) |
| f.write(r) |
| |
| def configure(self): |
| self.config_file = self.run_dir.new_file(srsENB.CFGFILE) |
| self.config_sib_file = self.run_dir.new_file(srsENB.CFGFILE_SIB) |
| self.config_rr_file = self.run_dir.new_file(srsENB.CFGFILE_RR) |
| self.config_drb_file = self.run_dir.new_file(srsENB.CFGFILE_DRB) |
| self.log_file = self.run_dir.new_file(srsENB.LOGFILE) |
| |
| self.gen_conf_file(self.config_file, srsENB.CFGFILE) |
| self.gen_conf_file(self.config_sib_file, srsENB.CFGFILE_SIB) |
| self.gen_conf_file(self.config_rr_file, srsENB.CFGFILE_RR) |
| self.gen_conf_file(self.config_drb_file, srsENB.CFGFILE_DRB) |
| |
| def ue_add(self, ue): |
| if self.ue is not None: |
| raise log.Error("More than one UE per ENB not yet supported (ZeroMQ)") |
| self.ue = ue |
| |
| def running(self): |
| return not self.process.terminated() |
| |
| def addr(self): |
| return self._addr |
| |
| # vim: expandtab tabstop=4 shiftwidth=4 |