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#!/usr/bin/env python
"""
This script runs certain benchmarks a certain number of times and uploads
the results to the database.
NOTE: The benchmark programs are assumed to have been built before calling this
script.
Usage:
./runtests.py <host> <platform> <branch> <SHA-1> <timestamp> \
<bmdirsfile> <metric> <nruns>
"""
import sys
import os
from subprocess import Popen, PIPE
from datetime import datetime
# --- BEGIN Global functions ----------------------------------------------
def printUsage():
print(
"usage:" + sys.argv[0] + " <host> <platform> <branch> <SHA-1> " +
"<timestamp> <bmrootdir> <bmdirsfile> <metric> <nruns>")
# Extracts command-line arguments.
def getArgs():
args = {}
if (len(sys.argv) != 10):
printUsage()
sys.exit(1)
args['host'] = sys.argv[1]
args['platform'] = sys.argv[2]
args['branch'] = sys.argv[3]
args['sha1'] = sys.argv[4]
args['timestamp'] = sys.argv[5]
args['bmrootdir'] = sys.argv[6]
args['bmdirsfile'] = sys.argv[7]
args['metric'] = sys.argv[8]
args['nruns'] = sys.argv[9]
return args
# Returns the words (separated by whitespace) of a file.
def getWordsFromFile(filename):
f = open(filename)
return f.read().split()
# Returns a list of all executable benchmark programs under a given
# set of directories.
# The items in the returned list are 2-tuples: (directory, filename).
def getBMPrograms(rootdir, dirs):
bmprogs = []
def isBenchmarkProg(fname):
return (
(fname.startswith("tst_") or fname.startswith("bench_"))
and os.access(fpath, os.X_OK))
for d in dirs:
dinfos = os.walk(os.path.join(rootdir, d))
for dinfo in dinfos:
for fname in dinfo[2]:
fpath = os.path.join(dinfo[0], fname)
if (isBenchmarkProg(fname)):
bmprogs.append((dinfo[0], fname))
return bmprogs
# Runs command. Returns a non-empty error message iff the command fails.
def runCommand(cmd):
try:
p = Popen(cmd, stdout = PIPE, stderr = PIPE)
stdout, stderr = p.communicate()
except:
return (
"failed to execute command >" + str(cmd) +
"<: " + str(sys.exc_info()))
if (p.returncode != 0):
return (
"command >" + str(cmd) + "< failed with exit code " +
str(p.returncode) +
"; stdout: >{0:s}<\n".format(stdout.strip()) +
"; stderr: >{0:s}<\n".format(stderr.strip()))
return ""
def metricOption(metric):
return {
"walltimemilliseconds": "",
"walltime": "",
"cputicks": "-tickcounter",
"instructionreads": "-callgrind",
"events": "-eventcounter",
# add more if necessary ...
}[metric.lower()]
# Executes a benchmark program.
def execBMProg(bmdir, bmfname, metric, results_file):
os.chdir(bmdir)
cmd = ['./' + bmfname]
metric_opt = metricOption(metric)
if (metric_opt != ""):
cmd += [metric_opt]
cmd += ['-xml', '-o', results_file]
err_msg = runCommand(cmd)
if (err_msg != ""):
raise Exception(err_msg)
# Uploads results to the database.
def uploadResults(prog, host, platform, branch, sha1, timestamp, results_file):
cmd = [prog, host, platform, branch, sha1, timestamp, results_file]
err_msg = runCommand(cmd)
if (err_msg != ""):
raise Exception(err_msg)
# --- END Global functions ----------------------------------------------
# --- BEGIN Main program ----------------------------------------------
args = getArgs()
bmdirs = getWordsFromFile(args['bmdirsfile'])
bmprogs = getBMPrograms(args['bmrootdir'], bmdirs)
nruns = int(args['nruns'])
nbmprogs = len(bmprogs)
orig_cwd = os.getcwd()
results_file = os.path.join(orig_cwd, "results.xml")
upload_prog = os.path.join(orig_cwd, "uploadresults.py") # ### for now
r = 0
for run in range(nruns):
r = r + 1
b = 0
for bmprog in bmprogs:
b = b + 1
bmdir = bmprog[0]
bmfname = bmprog[1]
perc_done = "{0:5.2f}".format(
100 * ((r - 1) * nbmprogs + b - 1) / float(nruns * nbmprogs))
print(
"run " + "{0:2d}".format(r) + ":" +
"{0:2d}".format(nruns) + "; bmprog " + "{0:2d}".format(b) +
":" + "{0:2d}".format(nbmprogs) + " (" + perc_done + " % at " +
str(datetime.now()) + "); executing " +
os.path.join(bmdir, bmfname) + " ..."),
sys.stdout.flush()
try:
execBMProg(bmdir, bmfname, args['metric'], results_file)
print "done, uploading results ... ",
sys.stdout.flush()
try:
uploadResults(
upload_prog, args['host'], args['platform'], args['branch'],
args['sha1'], args['timestamp'], results_file)
print "done"
except:
print "failed:\n ", sys.exc_info()
except:
print "failed:\n ", sys.exc_info()
print "done"
# --- END Main program ----------------------------------------------
|
