gecko/testing/tests/memtest.py

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#!/usr/bin/python
#
# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is standalone Firefox memory test.
#
# The Initial Developer of the Original Code is
# Mozilla Corporation.
# Portions created by the Initial Developer are Copyright (C) 2006
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
# Graydon Hoare <graydon@mozilla.com> (original author)
#
# Alternatively, the contents of this file may be used under the terms of
# either the GNU General Public License Version 2 or later (the "GPL"), or
# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
# in which case the provisions of the GPL or the LGPL are applicable instead
# of those above. If you wish to allow use of your version of this file only
# under the terms of either the GPL or the LGPL, and not to allow others to
# use your version of this file under the terms of the MPL, indicate your
# decision by deleting the provisions above and replace them with the notice
# and other provisions required by the GPL or the LGPL. If you do not delete
# the provisions above, a recipient may use your version of this file under
# the terms of any one of the MPL, the GPL or the LGPL.
#
# ***** END LICENSE BLOCK *****
import subprocess
import tempfile
import os
import re
import getpass
import datetime
import logging
import time
import sys
import signal
import shutil
import glob
def sighandler(signal, frame):
print "signal %d, throwing" % signal
raise Exception
signal.signal(signal.SIGHUP, sighandler)
########################################################################
def start_xvnc(disp, tmpdir):
xvnc_stdout = open(os.path.join(tmpdir, "xvnc.stdout"), mode="w")
xvnc_stderr = open(os.path.join(tmpdir, "xvnc.stderr"), mode="w")
xvnc_proc = subprocess.Popen (["Xvnc",
"-fp", "/usr/share/X11/fonts/misc",
"-localhost",
"-SecurityTypes", "None",
"-IdleTimeout", "604800",
"-depth", "24",
"-ac",
(":%d" % disp)],
cwd=tmpdir,
shell=False,
stdout=xvnc_stdout,
stderr=xvnc_stderr)
time.sleep(3)
assert xvnc_proc.poll() == None
logging.info("started Xvnc server (pid %d) on display :%d"
% (xvnc_proc.pid, disp))
return xvnc_proc
########################################################################
def large_variant_filename(variant):
return variant + "-large.swf"
def large_variant_html_filename(variant):
return variant + "-large.html"
def small_variant_filename(variant):
return variant + ".swf"
def start_xvnc_recorder(vnc2swfpath, disp, variant, tmpdir):
rec_stdout = open(os.path.join(tmpdir, "vnc2swf.stdout"), mode="w")
rec_stderr = open(os.path.join(tmpdir, "vnc2swf.stderr"), mode="w")
rec_proc = subprocess.Popen ([os.path.join(vnc2swfpath, "vnc2swf.py"),
"-n",
"-o", large_variant_filename(variant),
"-C", "800x600+0+100",
"-r", "2",
"-t", "video",
"localhost:%d" % disp],
cwd=tmpdir,
shell=False,
stdout=rec_stdout,
stderr=rec_stderr)
time.sleep(3)
assert rec_proc.poll() == None
logging.info("started vnc2swf recorder (pid %d) on display :%d"
% (rec_proc.pid, disp))
return rec_proc
def complete_xvnc_recording(vnc2swfpath, proc, variant, tmpdir):
edit_stdout = open(os.path.join(tmpdir, "edit.stdout"), mode="w")
edit_stderr = open(os.path.join(tmpdir, "edit.stderr"), mode="w")
logging.info("killing vnc2swf recorder (pid %d)" % proc.pid)
os.kill(proc.pid, signal.SIGINT)
proc.wait()
logging.info("down-sampling video")
subprocess.Popen([os.path.join(vnc2swfpath, "edit.py"),
"-c",
"-o", small_variant_filename(variant),
"-t", "video",
"-s", "0.5",
"-r", "32",
large_variant_filename(variant)],
cwd=tmpdir,
shell=False,
stdout=edit_stdout,
stderr=edit_stderr).wait()
#os.unlink(large_variant_html_filename(variant))
#os.unlink(large_variant_filename(variant))
logging.info("output video is in " + small_variant_filename(variant))
########################################################################
def write_vgopts(tmpdir, vgopts):
f = open(os.path.join(tmpdir, ".valgrindrc"), "w")
for i in vgopts:
f.write(i + "\n")
f.close()
########################################################################
class Firefox_runner:
def __init__(this, batchprefix, homedir, ffdir, timestr, tmpdir, disp):
this.tmpdir = tmpdir
this.homedir = homedir
this.ffdir = ffdir
this.profile = batchprefix + timestr
this.profile_dir = os.path.join(this.tmpdir, this.profile)
this.bin = os.path.join(this.ffdir, "firefox-bin")
this.environ = {
"PATH" : os.getenv("PATH"),
"HOME" : this.homedir,
"LD_LIBRARY_PATH" : this.ffdir,
"MOZ_NO_REMOTE" : "1",
# "DISPLAY" : ":0",
"DISPLAY" : (":%d" % disp),
}
this.kill_initial_profiles_ini()
this.create_tmp_profile()
this.write_proxy_pac_file()
this.write_user_prefs()
this.perform_initial_registration()
def kill_initial_profiles_ini(this):
prof = os.path.join(this.homedir, ".mozilla")
shutil.rmtree(prof, True)
os.mkdir(prof)
def clear_cache(this):
shutil.rmtree(os.path.join(this.profile_dir, "Cache"), True)
def create_tmp_profile(this):
subprocess.Popen ([this.bin, "-CreateProfile", (this.profile + " " + this.profile_dir)],
cwd=this.tmpdir, shell=False, env=this.environ).wait()
def write_proxy_pac_file(this):
this.proxypac = os.path.join(this.tmpdir, "proxy.pac")
p = open(this.proxypac, "w")
p.write("function FindProxyForURL(url, host) {\n"
" if (host == \"localhost\")\n"
" return \"DIRECT\";\n"
" else\n"
" return \"PROXY localhost\";\n"
"}\n")
p.close()
def write_user_prefs(this):
userprefs = open(os.path.join(this.profile_dir, "user.js"), "w")
userprefs.write("user_pref(\"network.proxy.autoconfig_url\", \"file://%s\");\n" % this.proxypac)
userprefs.write("user_pref(\"network.proxy.type\", 2);\n")
userprefs.write("user_pref(\"dom.max_script_run_time\", 0);\n")
userprefs.write("user_pref(\"dom.max_script_run_time\", 0);\n")
userprefs.write("user_pref(\"dom.allow_scripts_to_close_windows\", true);\n")
userprefs.close()
def perform_initial_registration(this):
dummy_file = os.path.join(this.tmpdir, "dummy.html")
f = open(dummy_file, "w")
f.write("<html><body onload=\"window.close()\" /></html>\n")
f.close()
logging.info("running dummy firefox under profile, for initial component-registration")
subprocess.Popen ([this.bin, "-P", this.profile, "file://" + dummy_file],
cwd=this.tmpdir, shell=False, env=this.environ).wait()
def run_normal(this, url):
ff_proc = subprocess.Popen ([this.bin, "-P", this.profile, url],
cwd=this.tmpdir, shell=False, env=this.environ)
logging.info("started 'firefox-bin ... %s' process (pid %d)"
% (url, ff_proc.pid))
return ff_proc
def run_valgrind(this, vg_tool, url):
vg_proc = subprocess.Popen (["valgrind",
"--tool=" + vg_tool,
"--log-file=valgrind-" + vg_tool + "-log",
this.bin, "-P", this.profile, url],
cwd=this.tmpdir, shell=False, env=this.environ)
logging.info("started 'valgrind --tool=%s firefox-bin ... %s' process (pid %d)"
% (vg_tool, url, vg_proc.pid))
return vg_proc
########################################################################
# homebrew memory monitor until valgrind works properly
########################################################################
class sampler:
def __init__(self, name):
self.name = name
self.max = 0
self.final = 0
self.sum = 0
self.samples = 0
def sample(self):
s = self.get_sample()
self.samples += 1
self.sum += s
self.max = max(self.max, s)
self.final = s
def report(self):
self.samples = max(self.samples, 1)
logging.info("__COUNT_%s_MAX!%d" % (self.name.upper(), self.max))
logging.info("__COUNT_%s_AVG!%d" % (self.name.upper(), (self.sum / self.samples)))
logging.info("__COUNT_%s_FINAL!%d" % (self.name.upper(), self.final))
class proc_maps_heap_sampler(sampler):
def __init__(self, procpath):
sampler.__init__(self, "heap")
self.procpath = procpath
def get_sample(self):
map_entry_rx = re.compile("^([0-9a-f]+)-([0-9a-f]+)\s+[-r][-w][-x][-p]\s+(?:\S+\s+){3}\[heap\]$")
maps_path = os.path.join(self.procpath, "maps")
maps_file = open(maps_path)
for line in maps_file.xreadlines():
m = map_entry_rx.match(line)
if m:
(lo,hi) = m.group(1,2)
lo = int(lo, 16)
hi = int(hi, 16)
sz = hi - lo
maps_file.close()
return sz
maps_file.close()
return 0
class proc_status_sampler(sampler):
def __init__(self, procpath, entry):
sampler.__init__(self, entry)
self.status_entry_rx = re.compile("^Vm%s:\s+(\d+) kB" % entry)
self.procpath = procpath
def get_sample(self):
status_path = os.path.join(self.procpath, "status")
status_file = open(status_path)
for line in status_file.xreadlines():
m = self.status_entry_rx.match(line)
if m:
status_file.close()
return int(m.group(1)) * 1024
status_file.close()
return 0
def wait_collecting_memory_stats(process):
procdir = os.path.join("/proc", str(process.pid))
samplers = [ proc_status_sampler(procdir, "RSS"),
proc_status_sampler(procdir, "Size"),
proc_maps_heap_sampler(procdir) ]
process.poll()
while process.returncode == None:
for s in samplers:
s.sample()
time.sleep(1)
process.poll()
for s in samplers:
s.report()
########################################################################
# config variables
########################################################################
disp = 25
batchprefix = "batch-"
homedir = "/home/mozvalgrind"
vnc2swfpath = "%s/pyvnc2swf-0.8.2" % homedir
url = "file://%s/workload.xml" % homedir
probe_point = "nsWindow::SetTitle(*"
num_frames = 10
vgopts = [ "--memcheck:leak-check=yes",
"--memcheck:error-limit=no",
("--memcheck:num-callers=%d" % num_frames),
# "--memcheck:leak-resolution=high",
# "--memcheck:show-reachable=yes",
"--massif:format=html",
("--massif:depth=%d" % num_frames),
"--massif:instrs=yes",
"--callgrind:simulate-cache=yes",
"--callgrind:simulate-hwpref=yes",
# ("--callgrind:dump-before=%s" % probe_point),
"--callgrind:I1=65536,2,64",
"--callgrind:D1=65536,2,64",
"--callgrind:L2=524288,8,64",
"--verbose"
]
######################################################
# logging results
######################################################
def archive_dir(dir, sums):
res = "current"
tar = res + ".tar.gz"
if os.path.exists(res):
shutil.rmtree(res)
if os.path.exists(tar):
os.unlink(tar)
os.mkdir(res)
ix = open(os.path.join(res, "index.html"), "w")
ix.write("<html>\n<body>\n")
ix.write("<h1>run: %s</h1>\n" % dir)
# summary info
ix.write("<h2>Summary info</h2>\n")
ix.write("<table>\n")
for x in sums:
ix.write("<tr><td>%s</td><td>%s</td></tr>\n" % (x, sums[x]))
ix.write("</table>\n")
# primary logs
ix.write("<h2>Primary logs</h2>\n")
for log in glob.glob(os.path.join(dir, "valgrind-*-log*")):
(dirname, basename) = os.path.split(log)
shutil.copy(log, os.path.join(res, basename))
ix.write("<a href=\"%s\">%s</a><br />\n" % (basename, basename))
# massif graphs
ix.write("<h2>Massif results</h2>\n")
ix.write("<h3>Click graph to see details</h3>\n")
for mp in glob.glob(os.path.join(dir, "massif.*.ps")):
(dirname,basename) = os.path.split(mp)
(base,ext) = os.path.splitext(basename)
png = base + ".png"
html = base + ".html"
subprocess.call(["convert", "-rotate", "270", mp, os.path.join(res, png)])
shutil.copy(os.path.join(dir, html), os.path.join(res, html))
ix.write("<a href=\"%s\"><img src=\"%s\" /></a><br />\n" % (html, png))
# run movies
ix.write("<h2>Movies</h2>\n")
for movie in ["memcheck", "massif", "callgrind"]:
for ext in [".html", ".swf"]:
base = movie + ext
if os.path.exists(os.path.join(dir, base)):
shutil.copy(os.path.join(dir, base), os.path.join(res, base))
if os.path.exists(os.path.join(res, movie + ".html")):
ix.write("<a href=\"%s\">%s movie</a><br />\n" % (movie + ".html", movie))
# callgrind profile
ix.write("<h2>Callgrind profiles</h2>\n")
for cg in glob.glob(os.path.join(dir, "callgrind.out.*")):
(dir, base) = os.path.split(cg)
shutil.copy(cg, os.path.join(res, base))
ix.write("<a href=\"%s\">%s</a><br />\n" % (base, base))
ix.write("</body>\n</html>\n")
ix.close()
for i in glob.glob(os.path.join(res, "*")):
os.chmod(i, 0644)
os.chmod(res, 0755)
subprocess.call(["tar", "czvf", tar, res])
os.chmod(tar, 0644)
def log_result_summaries(tmpdir):
pats = {
"IR" : re.compile("==\d+==\s+I\s+refs:\s+([0-9,]+)"),
"ALLOC" : re.compile("==\d+==\s+malloc/free:\s+[0-9,]+\s+allocs,\s+[0-9,]+\s+frees,\s+([0-9,]+)\s+bytes allocated."),
"LEAKED" : re.compile("==\d+==\s+(?:definitely|indirectly)\s+lost:\s+([0-9,]+)\s+bytes"),
"DUBIOUS" : re.compile("==\d+==\s+possibly\s+lost:\s+([0-9,]+)\s+bytes"),
"LIVE" : re.compile("==\d+==\s+still\s+reachable:\s+([0-9,]+)\s+bytes"),
}
sums = {}
for fname in glob.glob("%s/valgrind-*-log*" % tmpdir):
f = open(fname)
for line in f.xreadlines():
for pat in pats:
rx = pats[pat]
match = rx.search(line)
if match:
val = int(match.group(1).replace(",", ""))
if pat in sums:
val = val + sums[pat]
sums[pat] = val
f.close()
for pat in sums:
logging.info("__COUNT_%s!%d" % (pat, sums[pat]))
archive_dir(tmpdir, sums)
########################################################################
# main
########################################################################
if len(sys.argv) != 2:
print("usage: %s <firefox-bin build dir>" % sys.argv[0])
sys.exit(1)
logging.basicConfig(level=logging.INFO,
format='%(asctime)s %(levelname)s %(message)s')
logging.info("running as %s" % getpass.getuser())
logging.info("killing any residual processes in this group")
subprocess.call(["killall", "-q", "-9", "memcheck", "callgrind", "massif", "valgrind", "firefox-bin"])
time.sleep(3)
dirs=glob.glob(os.path.join(homedir, batchprefix + "*"))
dirs.sort()
if len(dirs) > 5:
for olddir in dirs[:-5]:
logging.info("cleaning up old directory %s" % olddir)
shutil.rmtree(olddir)
timestr = datetime.datetime.now().isoformat().replace(":", "-")
tmpdir = tempfile.mkdtemp(prefix=(batchprefix + timestr + "-"), dir=homedir)
logging.info("started batch run in dir " + tmpdir)
os.chdir(tmpdir)
ffdir = sys.argv[1]
write_vgopts(tmpdir, vgopts)
xvnc_proc = None
runner = None
recorder = None
######################################################
# note: runit is supervising a single Xvnc on disp 25
# there is no need to run one here as well
######################################################
# xvnc_proc = start_xvnc(disp, tmpdir)
######################################################
try:
runner = Firefox_runner(batchprefix, homedir, ffdir, timestr, tmpdir, disp)
wait_collecting_memory_stats(runner.run_normal(url))
runner.clear_cache()
# for variant in ["memcheck", "massif", "callgrind"]:
# recorder = start_xvnc_recorder(vnc2swfpath, disp, variant, tmpdir)
# runner.run_valgrind(variant, url).wait()
# runner.clear_cache()
# complete_xvnc_recording(vnc2swfpath, recorder, variant, tmpdir)
log_result_summaries(tmpdir)
logging.info("valgrind-firefox processes complete")
finally:
if recorder and recorder.poll() == None:
logging.info("killing recorder process %d" % recorder.pid)
os.kill(recorder.pid, signal.SIGKILL)
if xvnc_proc and xvnc_proc.poll() == None:
logging.info("killing Xvnc process %d" % xvnc_proc.pid)
os.kill(xvnc_proc.pid, signal.SIGKILL)
logging.info("batch run in dir %s complete" % tmpdir)