aoip: add osmo-stp, now required for aoip runs

Change-Id: I35d4cb0d173eec240bccc1f3a5965a774b7b3506

src/osmo_gsm_tester/osmo_stp.py

@@ -0,0 +1,89 @@
+# osmo_gsm_tester: specifics for running an osmo-stp
+#
+# 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 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, pcap_recorder
+
+class OsmoStp(log.Origin):
+    suite_run = None
+    ip_address = None
+    run_dir = None
+    config_file = None
+    process = None
+
+    def __init__(self, suite_run, ip_address):
+        super().__init__(log.C_RUN, 'osmo-stp_%s' % ip_address.get('addr'))
+        self.suite_run = suite_run
+        self.ip_address = ip_address
+
+    def start(self):
+        self.log('Starting osmo-stp')
+        self.run_dir = util.Dir(self.suite_run.trial.get_run_dir().new_dir(self.name()))
+        self.configure()
+
+        # NOTE: libosmo-sccp provides osmo-stp and is built as a dependency of
+        # OsmoMSC.
+        inst = util.Dir(os.path.abspath(self.suite_run.trial.get_inst('osmo-msc')))
+
+        binary = inst.child('bin', 'osmo-stp')
+        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)
+
+        # TODO: osmo-stp is not yet configurable to a specific IP address
+        #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-stp.cfg')
+        self.dbg(config_file=self.config_file)
+
+        values = dict(stp=config.get_defaults('stp'))
+        config.overlay(values, self.suite_run.config())
+        config.overlay(values, dict(stp=dict(ip_address=self.ip_address)))
+
+        self.dbg('STP CONFIG:\n' + pprint.pformat(values))
+
+        with open(self.config_file, 'w') as f:
+            r = template.render('osmo-stp.cfg', values)
+            self.dbg(r)
+            f.write(r)
+
+    def addr(self):
+        return self.ip_address.get('addr')
+
+    def running(self):
+        return not self.process.terminated()
+
+# vim: expandtab tabstop=4 shiftwidth=4

src/osmo_gsm_tester/suite.py

@@ -25,7 +25,7 @@ import traceback
 import pprint
 from . import config, log, template, util, resource, schema, ofono_client, event_loop
 from . import osmo_nitb
-from . import osmo_hlr, osmo_mgcpgw, osmo_msc, osmo_bsc
+from . import osmo_hlr, osmo_mgcpgw, osmo_msc, osmo_bsc, osmo_stp
 from . import test
 
 class Timeout(Exception):
@@ -322,6 +322,11 @@ class SuiteRun(log.Origin):
             ip_address = self.ip_address()
         return osmo_bsc.OsmoBsc(self, msc, ip_address)
 
+    def stp(self, ip_address=None):
+        if ip_address is None:
+            ip_address = self.ip_address()
+        return osmo_stp.OsmoStp(self, ip_address)
+
     def bts(self, specifics=None):
         return bts_obj(self, self.reserved_resources.get(resource.R_BTS, specifics=specifics))
 

src/osmo_gsm_tester/templates/osmo-stp.cfg.tmpl

@@ -0,0 +1,16 @@
+! Configuration rendered by osmo-gsm-tester
+log stderr
+ logging filter all 1
+ logging color 1
+ logging print category 1
+ logging print extended-timestamp 1
+ logging level all debug
+line vty
+ no login
+ bind ${stp.ip_address.addr}
+!ctrl
+! bind ${stp.ip_address.addr}
+cs7 instance 0
+ xua rkm routing-key-allocation dynamic-permitted
+ listen m3ua 2905
+  accept-asp-connections dynamic-permitted

suites/aoip_debug/interactive.py

@@ -5,9 +5,11 @@ bts = suite.bts()
 mgcpgw = suite.mgcpgw(bts_ip=bts.remote_addr())
 msc = suite.msc(hlr, mgcpgw)
 bsc = suite.bsc(msc)
+stp = suite.stp()
 modems = suite.modems(int(prompt('How many modems?')))
 
 hlr.start()
+stp.start()
 msc.start()
 mgcpgw.start()
 

suites/aoip_debug/suite.conf

@@ -1,6 +1,6 @@
 resources:
   ip_address:
-  - times: 4
+  - times: 5
   bts:
   - times: 1
   modem:

suites/aoip_sms/mo_mt_sms.py

@@ -6,10 +6,12 @@ bts = suite.bts()
 mgcpgw = suite.mgcpgw(bts_ip=bts.remote_addr())
 msc = suite.msc(hlr, mgcpgw)
 bsc = suite.bsc(msc)
+stp = suite.stp()
 ms_mo = suite.modem()
 ms_mt = suite.modem()
 
 hlr.start()
+stp.start()
 msc.start()
 mgcpgw.start()
 

suites/aoip_sms/suite.conf

@@ -1,6 +1,6 @@
 resources:
   ip_address:
-  - times: 4
+  - times: 5 # msc, bsc, hlr, stp, mgw
   bts:
   - times: 1
   modem: