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#!/usr/bin/env python
#
# Copyright 2012 Ettus Research LLC
#
# 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 subprocess, time
from optparse import OptionParser
from string import split
import sys
import os
try:
from gnuradio.eng_option import eng_option
except:
eng_option = None
def launch_test(args="", rate=None, spb=None, spp=0, prefix="", suffix="", extra=[], verbose=False, title=None):
real = os.path.realpath(__file__)
basedir = os.path.dirname(real)
responder = [
os.path.join(basedir, "responder")
]
if args is not None and len(args) > 0:
responder += ["--args=" + args]
if rate is not None and rate > 0:
responder += ["--rate=%f" % (rate)]
if spb is not None and spb > 0:
responder += ["--spb=%d" % (spb)]
if spp is not None and spp > 0:
responder += ["--spp=%d" % (spp)]
if prefix is not None and len(prefix) > 0:
responder += ["--stats-file-prefix=" + prefix]
if suffix is not None and len(suffix) > 0:
responder += ["--stats-file-suffix=" + suffix]
if extra is not None:
responder += extra
if title is not None and len(title) > 0:
responder += ["--title=\"" + title + "\""]
if verbose:
print "==> Executing:", " ".join(responder)
try:
responder += ["--log-file"] # This will produce another output file with logs
responder += ["--combine-eob"]
p = subprocess.Popen(responder)
res = p.wait() # make sure subprocess finishes
except KeyboardInterrupt:
res = p.wait() # even in CTRL+C case wait till subprocess finishes
print "==> Caught CTRL+C"
return None
return res
# These return codes should match the C++ return codes
class ReturnCode:
RETCODE_OK = 0
RETCODE_BAD_ARGS = -1
RETCODE_RUNTIME_ERROR = -2
RETCODE_UNKNOWN_EXCEPTION = -3
RETCODE_RECEIVE_TIMEOUT = -4
RETCODE_RECEIVE_FAILED = -5
RETCODE_MANUAL_ABORT = -6
RETCODE_BAD_PACKET = -7
RETCODE_OVERFLOW = -8
def get_initialized_OptionParser():
def_rates = ".25 1 4 8 25"
usage = "%prog: [options] -- [extra arguments]"
opt_kwds = {}
if eng_option: opt_kwds['option_class'] = eng_option
parser = OptionParser(usage=usage, **opt_kwds)
parser.add_option("", "--rates", type="string", help="sample rates (Msps) [default: %default]", default=def_rates)
parser.add_option("", "--spbs", type="string", help="samples per block [default: %default]",
default="32 64 256 1024")
parser.add_option("", "--spps", type="string", help="samples per packet (0: driver default) [default: %default]",
default="0 64 128 256 512")
parser.add_option("", "--args", type="string", help="UHD device arguments [default: %default]", default=None)
parser.add_option("", "--prefix", type="string", help="Stats filename prefix [default: %default]", default=None)
parser.add_option("", "--suffix", type="string", help="Stats filename suffix [default: %default]", default=None)
parser.add_option("", "--pause", action="store_true", help="pause between tests [default=%default]", default=False)
parser.add_option("", "--interactive", action="store_true", help="enable prompts within test [default=%default]",
default=False)
parser.add_option("", "--wait", type="float", help="time to wait between tests (seconds) [default=%default]",
default=0.0)
parser.add_option("", "--abort", action="store_true", help="abort on error [default=%default]", default=False)
parser.add_option("", "--verbose", action="store_true", help="be verbose [default=%default]", default=False)
parser.add_option("", "--title", type="string", help="test title [default: %default]", default=None)
return parser
def set_gen_prefix(prefix, save_dir):
if not save_dir[-1] == "/":
save_dir = save_dir + "/"
if prefix == None:
if os.path.exists(save_dir) is not True:
os.makedirs(save_dir)
prefix = save_dir
return prefix
def get_extra_args(options, args):
extra_args = {
"adjust-simulation-rate": None,
"time-mul": "1e6",
"test-success": 5,
"simulate": 1000,
"iterations": 1000,
"delay-min": "50e-6",
"delay-max": "5e-3",
"delay-step": "50e-6",
}
if options.interactive is not True:
extra_args["batch-mode"] = None
if options.pause is True:
extra_args["pause"] = None
for arg in args:
if len(arg) > 2 and arg[0:2] == "--":
arg = arg[2:]
idx = arg.find('=')
if idx == -1:
extra_args[arg] = None
else:
extra_args[arg[0:idx]] = arg[idx + 1:]
def _format_arg(d, k):
a = "--" + str(k)
if d[k] is not None:
a += "=" + str(d[k])
return a
extra = map(lambda x: _format_arg(extra_args, x), extra_args)
print "\n".join(map(lambda x: str(x) + " = " + str(extra_args[x]), extra_args.keys()))
return extra
def wait_for_keyboard():
try:
print "\nPress ENTER to start..."
raw_input()
return ReturnCode.RETCODE_OK
except KeyboardInterrupt:
print "Aborted"
return ReturnCode.RETCODE_MANUAL_ABORT
def main():
parser = get_initialized_OptionParser()
(options, args) = parser.parse_args()
save_dir = "results"
options.prefix = set_gen_prefix(options.prefix, save_dir)
extra = get_extra_args(options, args)
rates = map(lambda x: float(x) * 1e6, split(options.rates))
spbs = map(int, split(options.spbs))
spps = map(int, split(options.spps))
total = len(rates) * len(spbs) * len(spps)
title = options.title or ""
if len(title) >= 2 and title[0] == "\"" and title[-1] == "\"":
title = title[1:-1]
count = 0
results = {}
try:
for rate in rates:
results_rates = results[rate] = {}
for spb in spbs:
results_spbs = results_rates[spb] = {}
for spp in spps:
if count > 0:
if options.pause:
print "Press ENTER to begin next test..."
raw_input()
elif options.wait > 0:
time.sleep(options.wait)
title = "Test #%d of %d (%d%% complete, %d to go)" % (
count + 1, total, int(100 * count / total), total - count - 1)
res = launch_test(options.args, rate, spb, spp, options.prefix, options.suffix, extra,
options.verbose, title)
sys.stdout.flush()
count += 1
# Break out of loop. Exception thrown if Ctrl + C was pressed.
if res is None:
raise Exception
results_spbs[spp] = res
if res < 0 and (res == ReturnCode.RETCODE_MANUAL_ABORT or options.abort):
raise Exception
except:
pass
for rate in results.keys():
results_rates = results[rate]
for spb in results_rates.keys():
results_spbs = results_rates[spb]
for spp in results_spbs.keys():
res = results_spbs[spp]
print res, ":", rate, spb, spp
print "Tests finished"
return 0
if __name__ == '__main__':
main()
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