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#!/bin/bash
#
# Build performance test script wrapper
#
# 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.
#
#
# This script is a simple wrapper around the actual build performance tester
# script. This script initializes the build environment, runs
# oe-build-perf-test and archives the results.
script=`basename $0`
archive_dir=~/perf-results/archives
usage () {
cat << EOF
Usage: $script [-h] [-c COMMITISH] [-C GIT_REPO]
Optional arguments:
-h show this help and exit.
-a ARCHIVE_DIR archive results tarball here, give an empty string to
disable tarball archiving (default: $archive_dir)
-c COMMITISH test (checkout) this commit
-C GIT_REPO commit results into Git
-w WORK_DIR work dir for this script
(default: GIT_TOP_DIR/build-perf-test)
EOF
}
# Parse command line arguments
commitish=""
while getopts "ha:c:C:w:" opt; do
case $opt in
h) usage
exit 0
;;
a) archive_dir=`realpath -s "$OPTARG"`
;;
c) commitish=$OPTARG
;;
C) results_repo=`realpath -s "$OPTARG"`
;;
w) base_dir=`realpath -s "$OPTARG"`
;;
*) usage
exit 1
;;
esac
done
# Check positional args
shift "$((OPTIND - 1))"
if [ $# -ne 0 ]; then
echo "ERROR: No positional args are accepted."
usage
exit 1
fi
# Open a file descriptor for flock and acquire lock
LOCK_FILE="/tmp/oe-build-perf-test-wrapper.lock"
if ! exec 3> "$LOCK_FILE"; then
echo "ERROR: Unable to open lock file"
exit 1
fi
if ! flock -n 3; then
echo "ERROR: Another instance of this script is running"
exit 1
fi
echo "Running on `uname -n`"
if ! git_topdir=$(git rev-parse --show-toplevel); then
echo "The current working dir doesn't seem to be a git clone. Please cd there before running `basename $0`"
exit 1
fi
cd "$git_topdir"
if [ -n "$commitish" ]; then
# Checkout correct revision
echo "Checking out $commitish"
git fetch &> /dev/null
git checkout HEAD^0 &> /dev/null
git branch -D $commitish &> /dev/null
if ! git checkout -f $commitish &> /dev/null; then
echo "Git checkout failed"
exit 1
fi
fi
# Setup build environment
if [ -z "$base_dir" ]; then
base_dir="$git_topdir/build-perf-test"
fi
echo "Using working dir $base_dir"
timestamp=`date "+%Y%m%d%H%M%S"`
git_rev=$(git rev-parse --short HEAD) || exit 1
build_dir="$base_dir/build-$git_rev-$timestamp"
results_dir="$base_dir/results-$git_rev-$timestamp"
globalres_log="$base_dir/globalres.log"
machine="qemux86"
mkdir -p "$base_dir"
source ./oe-init-build-env $build_dir >/dev/null || exit 1
# Additional config
auto_conf="$build_dir/conf/auto.conf"
echo "MACHINE = \"$machine\"" > "$auto_conf"
echo 'BB_NUMBER_THREADS = "8"' >> "$auto_conf"
echo 'PARALLEL_MAKE = "-j 8"' >> "$auto_conf"
echo "DL_DIR = \"$base_dir/downloads\"" >> "$auto_conf"
# Disabling network sanity check slightly reduces the variance of timing results
echo 'CONNECTIVITY_CHECK_URIS = ""' >> "$auto_conf"
# Possibility to define extra settings
if [ -f "$base_dir/auto.conf.extra" ]; then
cat "$base_dir/auto.conf.extra" >> "$auto_conf"
fi
# Run actual test script
oe-build-perf-test --out-dir "$results_dir" \
--globalres-file "$globalres_log" \
--lock-file "$base_dir/oe-build-perf.lock"
# Commit results to git
if [ -n "$results_repo" ]; then
echo -e "\nArchiving results in $results_repo"
oe-git-archive \
--git-dir "$results_repo" \
--branch-name "{hostname}/{branch}/{machine}" \
--tag-name "{hostname}/{branch}/{machine}/{commit_count}-g{commit}/{tag_number}" \
"$results_dir"
fi
case $? in
1) echo "ERROR: oe-build-perf-test script failed!"
exit 1
;;
2) echo "NOTE: some tests failed!"
;;
esac
echo -ne "\n\n-----------------\n"
echo "Global results file:"
echo -ne "\n"
cat "$globalres_log"
if [ -n "$archive_dir" ]; then
echo -ne "\n\n-----------------\n"
echo "Archiving results in $archive_dir"
mkdir -p "$archive_dir"
results_basename=`basename "$results_dir"`
results_dirname=`dirname "$results_dir"`
tar -czf "$archive_dir/`uname -n`-${results_basename}.tar.gz" -C "$results_dirname" "$results_basename"
fi
rm -rf "$build_dir"
rm -rf "$results_dir"
echo "DONE"
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