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#!/usr/bin/python3
#
# Build performance test script
#
# Copyright (c) 2016, Intel Corporation.
#
# This program is free software; you can redistribute it and/or modify it
# under the terms and conditions of the GNU General Public License,
# version 2, as published by the Free Software Foundation.
#
# This program is distributed in the hope 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.
#
"""Build performance test script"""
import argparse
import errno
import fcntl
import logging
import os
import shutil
import sys
import unittest
from datetime import datetime
sys.path.insert(0, os.path.dirname(os.path.realpath(__file__)) + '/lib')
import scriptpath
scriptpath.add_oe_lib_path()
import oeqa.buildperf
from oeqa.buildperf import (BuildPerfTestLoader, BuildPerfTestResult,
BuildPerfTestRunner, KernelDropCaches)
from oeqa.utils.commands import runCmd
from oeqa.utils.git import GitRepo, GitError
# Set-up logging
LOG_FORMAT = '[%(asctime)s] %(levelname)s: %(message)s'
logging.basicConfig(level=logging.INFO, format=LOG_FORMAT,
datefmt='%Y-%m-%d %H:%M:%S')
log = logging.getLogger()
def acquire_lock(lock_f):
"""Acquire flock on file"""
log.debug("Acquiring lock %s", os.path.abspath(lock_f.name))
try:
fcntl.flock(lock_f, fcntl.LOCK_EX | fcntl.LOCK_NB)
except IOError as err:
if err.errno == errno.EAGAIN:
return False
raise
log.debug("Lock acquired")
return True
def pre_run_sanity_check():
"""Sanity check of build environment"""
build_dir = os.environ.get("BUILDDIR")
if not build_dir:
log.error("BUILDDIR not set. Please run the build environmnent setup "
"script.")
return False
if os.getcwd() != build_dir:
log.error("Please run this script under BUILDDIR (%s)", build_dir)
return False
ret = runCmd('which bitbake', ignore_status=True)
if ret.status:
log.error("bitbake command not found")
return False
return True
def init_git_repo(path):
"""Check/create Git repository where to store results"""
path = os.path.abspath(path)
if os.path.isfile(path):
log.error("Invalid Git repo %s: path exists but is not a directory", path)
return False
if not os.path.isdir(path):
try:
os.mkdir(path)
except (FileNotFoundError, PermissionError) as err:
log.error("Failed to mkdir %s: %s", path, err)
return False
if not os.listdir(path):
log.info("Initializing a new Git repo at %s", path)
GitRepo.init(path)
try:
GitRepo(path, is_topdir=True)
except GitError:
log.error("No Git repository but a non-empty directory found at %s.\n"
"Please specify a Git repository, an empty directory or "
"a non-existing directory", path)
return False
return True
def setup_file_logging(log_file):
"""Setup loggin to file"""
log_dir = os.path.dirname(log_file)
if not os.path.exists(log_dir):
os.makedirs(log_dir)
formatter = logging.Formatter(LOG_FORMAT)
handler = logging.FileHandler(log_file)
handler.setFormatter(formatter)
log.addHandler(handler)
def archive_build_conf(out_dir):
"""Archive build/conf to test results"""
src_dir = os.path.join(os.environ['BUILDDIR'], 'conf')
tgt_dir = os.path.join(out_dir, 'build', 'conf')
os.makedirs(os.path.dirname(tgt_dir))
shutil.copytree(src_dir, tgt_dir)
def parse_args(argv):
"""Parse command line arguments"""
parser = argparse.ArgumentParser(
formatter_class=argparse.ArgumentDefaultsHelpFormatter)
parser.add_argument('-D', '--debug', action='store_true',
help='Enable debug level logging')
parser.add_argument('--globalres-file',
type=os.path.abspath,
help="Append results to 'globalres' csv file")
parser.add_argument('--lock-file', default='./oe-build-perf.lock',
metavar='FILENAME', type=os.path.abspath,
help="Lock file to use")
parser.add_argument('-o', '--out-dir', default='results-{date}',
type=os.path.abspath,
help="Output directory for test results")
parser.add_argument('--log-file',
default='{out_dir}/oe-build-perf-test.log',
help="Log file of this script")
parser.add_argument('--run-tests', nargs='+', metavar='TEST',
help="List of tests to run")
parser.add_argument('--commit-results', metavar='GIT_DIR',
type=os.path.abspath,
help="Commit result data to a (local) git repository")
parser.add_argument('--commit-results-branch', metavar='BRANCH',
default="{git_branch}",
help="Commit results to branch BRANCH.")
parser.add_argument('--commit-results-tag', metavar='TAG',
default="{git_branch}/{git_commit_count}-g{git_commit}/{tag_num}",
help="Tag results commit with TAG.")
return parser.parse_args(argv)
def main(argv=None):
"""Script entry point"""
args = parse_args(argv)
# Set-up log file
out_dir = args.out_dir.format(date=datetime.now().strftime('%Y%m%d%H%M%S'))
setup_file_logging(args.log_file.format(out_dir=out_dir))
if args.debug:
log.setLevel(logging.DEBUG)
lock_f = open(args.lock_file, 'w')
if not acquire_lock(lock_f):
log.error("Another instance of this script is running, exiting...")
return 1
if not pre_run_sanity_check():
return 1
if args.commit_results:
if not init_git_repo(args.commit_results):
return 1
# Check our capability to drop caches and ask pass if needed
KernelDropCaches.check()
# Load build perf tests
loader = BuildPerfTestLoader()
if args.run_tests:
suite = loader.loadTestsFromNames(args.run_tests, oeqa.buildperf)
else:
suite = loader.loadTestsFromModule(oeqa.buildperf)
archive_build_conf(out_dir)
runner = BuildPerfTestRunner(out_dir, verbosity=2)
# Suppress logger output to stderr so that the output from unittest
# is not mixed with occasional logger output
log.handlers[0].setLevel(logging.CRITICAL)
# Run actual tests
result = runner.run(suite)
# Restore logger output to stderr
log.handlers[0].setLevel(log.level)
if args.globalres_file:
result.update_globalres_file(args.globalres_file)
if args.commit_results:
result.git_commit_results(args.commit_results,
args.commit_results_branch,
args.commit_results_tag)
if result.wasSuccessful():
return 0
return 2
if __name__ == '__main__':
sys.exit(main())
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