329 lines
15 KiB
Python
Executable File
329 lines
15 KiB
Python
Executable File
#! /usr/bin/env python
|
|
|
|
#
|
|
# Copyright (c) 2016-present, Yann Collet, Facebook, Inc.
|
|
# All rights reserved.
|
|
#
|
|
# This source code is licensed under the BSD-style license found in the
|
|
# LICENSE file in the root directory of this source tree. An additional grant
|
|
# of patent rights can be found in the PATENTS file in the same directory.
|
|
#
|
|
|
|
import argparse
|
|
import os
|
|
import string
|
|
import subprocess
|
|
import time
|
|
import traceback
|
|
import hashlib
|
|
|
|
script_version = 'v0.8.0 (2016-08-03)'
|
|
default_repo_url = 'https://github.com/facebook/zstd.git'
|
|
working_dir_name = 'speedTest'
|
|
working_path = os.getcwd() + '/' + working_dir_name # /path/to/zstd/tests/speedTest
|
|
clone_path = working_path + '/' + 'zstd' # /path/to/zstd/tests/speedTest/zstd
|
|
email_header = 'ZSTD_speedTest'
|
|
pid = str(os.getpid())
|
|
verbose = False
|
|
|
|
|
|
|
|
def hashfile(hasher, fname, blocksize=65536):
|
|
with open(fname, "rb") as f:
|
|
for chunk in iter(lambda: f.read(blocksize), b""):
|
|
hasher.update(chunk)
|
|
return hasher.hexdigest()
|
|
|
|
|
|
def log(text):
|
|
print(time.strftime("%Y/%m/%d %H:%M:%S") + ' - ' + text)
|
|
|
|
|
|
def execute(command, print_command=True, print_output=False, print_error=True, param_shell=True):
|
|
if print_command:
|
|
log("> " + command)
|
|
popen = subprocess.Popen(command, stdout=subprocess.PIPE, stderr=subprocess.STDOUT,
|
|
shell=param_shell, cwd=execute.cwd)
|
|
stdout = popen.communicate()[0]
|
|
stdout_lines = stdout.splitlines()
|
|
if print_output:
|
|
print('\n'.join(stdout_lines))
|
|
if popen.returncode is not None and popen.returncode != 0:
|
|
if not print_output and print_error:
|
|
print('\n'.join(stdout_lines))
|
|
raise RuntimeError('\n'.join(stdout_lines))
|
|
return stdout_lines
|
|
execute.cwd = None
|
|
|
|
|
|
def does_command_exist(command):
|
|
try:
|
|
execute(command, verbose, False, False)
|
|
except Exception:
|
|
return False
|
|
return True
|
|
|
|
|
|
def send_email(emails, topic, text, have_mutt, have_mail):
|
|
logFileName = working_path + '/' + 'tmpEmailContent'
|
|
with open(logFileName, "w") as myfile:
|
|
myfile.writelines(text)
|
|
myfile.close()
|
|
if have_mutt:
|
|
execute('mutt -s "' + topic + '" ' + emails + ' < ' + logFileName, verbose)
|
|
elif have_mail:
|
|
execute('mail -s "' + topic + '" ' + emails + ' < ' + logFileName, verbose)
|
|
else:
|
|
log("e-mail cannot be sent (mail or mutt not found)")
|
|
|
|
|
|
def send_email_with_attachments(branch, commit, last_commit, args, text, results_files,
|
|
logFileName, have_mutt, have_mail):
|
|
with open(logFileName, "w") as myfile:
|
|
myfile.writelines(text)
|
|
myfile.close()
|
|
email_topic = '[%s:%s] Warning for %s:%s last_commit=%s speed<%s ratio<%s' \
|
|
% (email_header, pid, branch, commit, last_commit,
|
|
args.lowerLimit, args.ratioLimit)
|
|
if have_mutt:
|
|
execute('mutt -s "' + email_topic + '" ' + args.emails + ' -a ' + results_files
|
|
+ ' < ' + logFileName)
|
|
elif have_mail:
|
|
execute('mail -s "' + email_topic + '" ' + args.emails + ' < ' + logFileName)
|
|
else:
|
|
log("e-mail cannot be sent (mail or mutt not found)")
|
|
|
|
|
|
def git_get_branches():
|
|
execute('git fetch -p', verbose)
|
|
branches = execute('git branch -rl', verbose)
|
|
output = []
|
|
for line in branches:
|
|
if ("HEAD" not in line) and ("coverity_scan" not in line) and ("gh-pages" not in line):
|
|
output.append(line.strip())
|
|
return output
|
|
|
|
|
|
def git_get_changes(branch, commit, last_commit):
|
|
fmt = '--format="%h: (%an) %s, %ar"'
|
|
if last_commit is None:
|
|
commits = execute('git log -n 10 %s %s' % (fmt, commit))
|
|
else:
|
|
commits = execute('git --no-pager log %s %s..%s' % (fmt, last_commit, commit))
|
|
return str('Changes in %s since %s:\n' % (branch, last_commit)) + '\n'.join(commits)
|
|
|
|
|
|
def get_last_results(resultsFileName):
|
|
if not os.path.isfile(resultsFileName):
|
|
return None, None, None, None
|
|
commit = None
|
|
csize = []
|
|
cspeed = []
|
|
dspeed = []
|
|
with open(resultsFileName, 'r') as f:
|
|
for line in f:
|
|
words = line.split()
|
|
if len(words) == 2: # branch + commit
|
|
commit = words[1]
|
|
csize = []
|
|
cspeed = []
|
|
dspeed = []
|
|
if (len(words) == 8): # results
|
|
csize.append(int(words[1]))
|
|
cspeed.append(float(words[3]))
|
|
dspeed.append(float(words[5]))
|
|
return commit, csize, cspeed, dspeed
|
|
|
|
|
|
def benchmark_and_compare(branch, commit, last_commit, args, executableName, md5sum, resultsFileName,
|
|
testFilePath, fileName, last_csize, last_cspeed, last_dspeed):
|
|
sleepTime = 30
|
|
while os.getloadavg()[0] > args.maxLoadAvg:
|
|
log("WARNING: bench loadavg=%.2f is higher than %s, sleeping for %s seconds"
|
|
% (os.getloadavg()[0], args.maxLoadAvg, sleepTime))
|
|
time.sleep(sleepTime)
|
|
start_load = str(os.getloadavg())
|
|
result = execute('programs/%s -qi5b1e%s %s' % (executableName, args.lastCLevel, testFilePath),
|
|
print_output=True)
|
|
end_load = str(os.getloadavg())
|
|
linesExpected = args.lastCLevel + 1
|
|
if len(result) != linesExpected:
|
|
raise RuntimeError("ERROR: number of result lines=%d is different that expected %d\n%s" % (len(result), linesExpected, '\n'.join(result)))
|
|
with open(resultsFileName, "a") as myfile:
|
|
myfile.write(branch + " " + commit + "\n")
|
|
myfile.write('\n'.join(result) + '\n')
|
|
myfile.close()
|
|
if (last_cspeed == None):
|
|
log("WARNING: No data for comparison for branch=%s file=%s " % (branch, fileName))
|
|
return ""
|
|
commit, csize, cspeed, dspeed = get_last_results(resultsFileName)
|
|
text = ""
|
|
for i in range(0, min(len(cspeed), len(last_cspeed))):
|
|
print("%s:%s -%d cSpeed=%6.2f cLast=%6.2f cDiff=%1.4f dSpeed=%6.2f dLast=%6.2f dDiff=%1.4f ratioDiff=%1.4f %s" % (branch, commit, i+1, cspeed[i], last_cspeed[i], cspeed[i]/last_cspeed[i], dspeed[i], last_dspeed[i], dspeed[i]/last_dspeed[i], float(last_csize[i])/csize[i], fileName))
|
|
if (cspeed[i]/last_cspeed[i] < args.lowerLimit):
|
|
text += "WARNING: %s -%d cSpeed=%.2f cLast=%.2f cDiff=%.4f %s\n" % (executableName, i+1, cspeed[i], last_cspeed[i], cspeed[i]/last_cspeed[i], fileName)
|
|
if (dspeed[i]/last_dspeed[i] < args.lowerLimit):
|
|
text += "WARNING: %s -%d dSpeed=%.2f dLast=%.2f dDiff=%.4f %s\n" % (executableName, i+1, dspeed[i], last_dspeed[i], dspeed[i]/last_dspeed[i], fileName)
|
|
if (float(last_csize[i])/csize[i] < args.ratioLimit):
|
|
text += "WARNING: %s -%d cSize=%d last_cSize=%d diff=%.4f %s\n" % (executableName, i+1, csize[i], last_csize[i], float(last_csize[i])/csize[i], fileName)
|
|
if text:
|
|
text = args.message + ("\nmaxLoadAvg=%s load average at start=%s end=%s last_commit=%s md5=%s\n" % (args.maxLoadAvg, start_load, end_load, last_commit, md5sum)) + text
|
|
return text
|
|
|
|
|
|
def update_config_file(branch, commit):
|
|
last_commit = None
|
|
commitFileName = working_path + "/commit_" + branch.replace("/", "_") + ".txt"
|
|
if os.path.isfile(commitFileName):
|
|
last_commit = file(commitFileName, 'r').read()
|
|
file(commitFileName, 'w').write(commit)
|
|
return last_commit
|
|
|
|
|
|
def double_check(branch, commit, args, executableName, md5sum, resultsFileName, filePath, fileName):
|
|
last_commit, csize, cspeed, dspeed = get_last_results(resultsFileName)
|
|
if not args.dry_run:
|
|
text = benchmark_and_compare(branch, commit, last_commit, args, executableName, md5sum, resultsFileName, filePath, fileName, csize, cspeed, dspeed)
|
|
if text:
|
|
log("WARNING: redoing tests for branch %s: commit %s" % (branch, commit))
|
|
text = benchmark_and_compare(branch, commit, last_commit, args, executableName, md5sum, resultsFileName, filePath, fileName, csize, cspeed, dspeed)
|
|
return text
|
|
|
|
|
|
def test_commit(branch, commit, last_commit, args, testFilePaths, have_mutt, have_mail):
|
|
local_branch = string.split(branch, '/')[1]
|
|
version = local_branch.rpartition('-')[2] + '_' + commit
|
|
if not args.dry_run:
|
|
execute('make -C programs clean zstd CC=clang MOREFLAGS="-Werror -Wconversion -Wno-sign-conversion -DZSTD_GIT_COMMIT=%s" && ' % version +
|
|
'mv programs/zstd programs/zstd_clang && ' +
|
|
'make -C programs clean zstd MOREFLAGS="-DZSTD_GIT_COMMIT=%s" && ' % version +
|
|
'make -B -C programs zstd32 MOREFLAGS="-DZSTD_GIT_COMMIT=%s"' % version)
|
|
md5_zstd = hashfile(hashlib.md5(), clone_path + '/programs/zstd')
|
|
md5_zstd32 = hashfile(hashlib.md5(), clone_path + '/programs/zstd32')
|
|
md5_zstd_clang = hashfile(hashlib.md5(), clone_path + '/programs/zstd_clang')
|
|
print("md5(zstd)=%s\nmd5(zstd32)=%s\nmd5(zstd_clang)=%s" % (md5_zstd, md5_zstd32, md5_zstd_clang))
|
|
logFileName = working_path + "/log_" + branch.replace("/", "_") + ".txt"
|
|
text_to_send = []
|
|
results_files = ""
|
|
for filePath in testFilePaths:
|
|
fileName = filePath.rpartition('/')[2]
|
|
resultsFileName = working_path + "/results_" + branch.replace("/", "_") + "_" + fileName.replace(".", "_") + ".txt"
|
|
text = double_check(branch, commit, args, 'zstd', md5_zstd, resultsFileName, filePath, fileName)
|
|
if text:
|
|
text_to_send.append(text)
|
|
results_files += resultsFileName + " "
|
|
resultsFileName = working_path + "/results32_" + branch.replace("/", "_") + "_" + fileName.replace(".", "_") + ".txt"
|
|
text = double_check(branch, commit, args, 'zstd32', md5_zstd32, resultsFileName, filePath, fileName)
|
|
if text:
|
|
text_to_send.append(text)
|
|
results_files += resultsFileName + " "
|
|
resultsFileName = working_path + "/resultsClang_" + branch.replace("/", "_") + "_" + fileName.replace(".", "_") + ".txt"
|
|
text = double_check(branch, commit, args, 'zstd_clang', md5_zstd_clang, resultsFileName, filePath, fileName)
|
|
if text:
|
|
text_to_send.append(text)
|
|
results_files += resultsFileName + " "
|
|
if text_to_send:
|
|
send_email_with_attachments(branch, commit, last_commit, args, text_to_send, results_files, logFileName, have_mutt, have_mail)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
parser = argparse.ArgumentParser()
|
|
parser.add_argument('testFileNames', help='file names list for speed benchmark')
|
|
parser.add_argument('emails', help='list of e-mail addresses to send warnings')
|
|
parser.add_argument('--message', help='attach an additional message to e-mail', default="")
|
|
parser.add_argument('--repoURL', help='changes default repository URL', default=default_repo_url)
|
|
parser.add_argument('--lowerLimit', type=float, help='send email if speed is lower than given limit', default=0.98)
|
|
parser.add_argument('--ratioLimit', type=float, help='send email if ratio is lower than given limit', default=0.999)
|
|
parser.add_argument('--maxLoadAvg', type=float, help='maximum load average to start testing', default=0.75)
|
|
parser.add_argument('--lastCLevel', type=int, help='last compression level for testing', default=5)
|
|
parser.add_argument('--sleepTime', type=int, help='frequency of repository checking in seconds', default=300)
|
|
parser.add_argument('--dry-run', dest='dry_run', action='store_true', help='not build', default=False)
|
|
parser.add_argument('--verbose', action='store_true', help='more verbose logs', default=False)
|
|
args = parser.parse_args()
|
|
verbose = args.verbose
|
|
|
|
# check if test files are accessible
|
|
testFileNames = args.testFileNames.split()
|
|
testFilePaths = []
|
|
for fileName in testFileNames:
|
|
fileName = os.path.expanduser(fileName)
|
|
if os.path.isfile(fileName):
|
|
testFilePaths.append(os.path.abspath(fileName))
|
|
else:
|
|
log("ERROR: File not found: " + fileName)
|
|
exit(1)
|
|
|
|
# check availability of e-mail senders
|
|
have_mutt = does_command_exist("mutt -h")
|
|
have_mail = does_command_exist("mail -V")
|
|
if not have_mutt and not have_mail:
|
|
log("ERROR: e-mail senders 'mail' or 'mutt' not found")
|
|
exit(1)
|
|
|
|
if verbose:
|
|
print("PARAMETERS:\nrepoURL=%s" % args.repoURL)
|
|
print("working_path=%s" % working_path)
|
|
print("clone_path=%s" % clone_path)
|
|
print("testFilePath(%s)=%s" % (len(testFilePaths), testFilePaths))
|
|
print("message=%s" % args.message)
|
|
print("emails=%s" % args.emails)
|
|
print("maxLoadAvg=%s" % args.maxLoadAvg)
|
|
print("lowerLimit=%s" % args.lowerLimit)
|
|
print("ratioLimit=%s" % args.ratioLimit)
|
|
print("lastCLevel=%s" % args.lastCLevel)
|
|
print("sleepTime=%s" % args.sleepTime)
|
|
print("dry_run=%s" % args.dry_run)
|
|
print("verbose=%s" % args.verbose)
|
|
print("have_mutt=%s have_mail=%s" % (have_mutt, have_mail))
|
|
|
|
# clone ZSTD repo if needed
|
|
if not os.path.isdir(working_path):
|
|
os.mkdir(working_path)
|
|
if not os.path.isdir(clone_path):
|
|
execute.cwd = working_path
|
|
execute('git clone ' + args.repoURL)
|
|
if not os.path.isdir(clone_path):
|
|
log("ERROR: ZSTD clone not found: " + clone_path)
|
|
exit(1)
|
|
execute.cwd = clone_path
|
|
|
|
# check if speedTest.pid already exists
|
|
pidfile = "./speedTest.pid"
|
|
if os.path.isfile(pidfile):
|
|
log("ERROR: %s already exists, exiting" % pidfile)
|
|
exit(1)
|
|
|
|
send_email(args.emails, '[%s:%s] test-zstd-speed.py %s has been started' % (email_header, pid, script_version), args.message, have_mutt, have_mail)
|
|
file(pidfile, 'w').write(pid)
|
|
|
|
while True:
|
|
try:
|
|
loadavg = os.getloadavg()[0]
|
|
if (loadavg <= args.maxLoadAvg):
|
|
branches = git_get_branches()
|
|
for branch in branches:
|
|
commit = execute('git show -s --format=%h ' + branch, verbose)[0]
|
|
last_commit = update_config_file(branch, commit)
|
|
if commit == last_commit:
|
|
log("skipping branch %s: head %s already processed" % (branch, commit))
|
|
else:
|
|
log("build branch %s: head %s is different from prev %s" % (branch, commit, last_commit))
|
|
execute('git checkout -- . && git checkout ' + branch)
|
|
print(git_get_changes(branch, commit, last_commit))
|
|
test_commit(branch, commit, last_commit, args, testFilePaths, have_mutt, have_mail)
|
|
else:
|
|
log("WARNING: main loadavg=%.2f is higher than %s" % (loadavg, args.maxLoadAvg))
|
|
if verbose:
|
|
log("sleep for %s seconds" % args.sleepTime)
|
|
time.sleep(args.sleepTime)
|
|
except Exception as e:
|
|
stack = traceback.format_exc()
|
|
email_topic = '[%s:%s] ERROR in %s:%s' % (email_header, pid, branch, commit)
|
|
send_email(args.emails, email_topic, stack, have_mutt, have_mail)
|
|
print(stack)
|
|
time.sleep(args.sleepTime)
|
|
except KeyboardInterrupt:
|
|
os.unlink(pidfile)
|
|
send_email(args.emails, '[%s:%s] test-zstd-speed.py %s has been stopped' % (email_header, pid, script_version), args.message, have_mutt, have_mail)
|
|
exit(0)
|