ClickHouse/docker/test/fuzzer/run-fuzzer.sh
2021-01-18 21:57:45 +03:00

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#!/bin/bash
# shellcheck disable=SC2086
set -eux
set -o pipefail
trap "exit" INT TERM
trap 'kill $(jobs -pr) ||:' EXIT
stage=${stage:-}
script_dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
echo "$script_dir"
repo_dir=ch
BINARY_TO_DOWNLOAD=${BINARY_TO_DOWNLOAD:="clang-11_debug_none_bundled_unsplitted_disable_False_binary"}
function clone
{
(
rm -rf ch ||:
mkdir ch
cd ch
git init
git remote add origin https://github.com/ClickHouse/ClickHouse
git fetch --depth=1 origin "$SHA_TO_TEST"
git fetch --depth=1 origin master # Used to obtain the list of modified or added tests
# If not master, try to fetch pull/.../{head,merge}
if [ "$PR_TO_TEST" != "0" ]
then
git fetch --depth=1 origin "refs/pull/$PR_TO_TEST/*:refs/heads/pull/$PR_TO_TEST/*"
fi
git checkout "$SHA_TO_TEST"
)
}
function download
{
wget -nv -nd -c "https://clickhouse-builds.s3.yandex.net/$PR_TO_TEST/$SHA_TO_TEST/clickhouse_build_check/$BINARY_TO_DOWNLOAD/clickhouse"
chmod +x clickhouse
ln -s ./clickhouse ./clickhouse-server
ln -s ./clickhouse ./clickhouse-client
}
function configure
{
rm -rf db ||:
mkdir db ||:
cp -av --dereference "$repo_dir"/programs/server/config* db
cp -av --dereference "$repo_dir"/programs/server/user* db
# TODO figure out which ones are needed
cp -av --dereference "$repo_dir"/tests/config/config.d/listen.xml db/config.d
cp -av --dereference "$script_dir"/query-fuzzer-tweaks-users.xml db/users.d
}
function watchdog
{
sleep 3600
echo "Fuzzing run has timed out"
killall clickhouse-client ||:
for _ in {1..10}
do
if ! pgrep -f clickhouse-client
then
break
fi
sleep 1
done
killall -9 clickhouse-client ||:
}
function fuzz
{
# Obtain the list of newly added tests. They will be fuzzed in more extreme way than other tests.
cd ch
NEW_TESTS=$(git diff --name-only master | grep -P 'tests/queries/0_stateless/.*\.sql' | sed -r -e 's!^!ch/!' | sort -R)
cd ..
if [[ -n "$NEW_TESTS" ]]
then
NEW_TESTS_OPT="--interleave-queries-file ${NEW_TESTS}"
else
NEW_TESTS_OPT=""
fi
./clickhouse-server --config-file db/config.xml -- --path db 2>&1 | tail -100000 > server.log &
server_pid=$!
kill -0 $server_pid
while ! ./clickhouse-client --query "select 1" && kill -0 $server_pid ; do echo . ; sleep 1 ; done
./clickhouse-client --query "select 1"
kill -0 $server_pid
echo Server started
fuzzer_exit_code=0
# SC2012: Use find instead of ls to better handle non-alphanumeric filenames. They are all alphanumeric.
# SC2046: Quote this to prevent word splitting. Actually I need word splitting.
# shellcheck disable=SC2012,SC2046
./clickhouse-client --query-fuzzer-runs=1000 --queries-file $(ls -1 ch/tests/queries/0_stateless/*.sql | sort -R) $NEW_TESTS_OPT \
> >(tail -n 100000 > fuzzer.log) \
2>&1 \
|| fuzzer_exit_code=$?
echo "Fuzzer exit code is $fuzzer_exit_code"
./clickhouse-client --query "select elapsed, query from system.processes" ||:
killall clickhouse-server ||:
for _ in {1..10}
do
if ! pgrep -f clickhouse-server
then
break
fi
sleep 1
done
killall -9 clickhouse-server ||:
}
case "$stage" in
"")
;& # Did you know? This is "fallthrough" in bash. https://stackoverflow.com/questions/12010686/case-statement-fallthrough
"clone")
time clone
if [ -v FUZZ_LOCAL_SCRIPT ]
then
# just fall through
echo Using the testing script from docker container
:
else
# Run the testing script from the repository
echo Using the testing script from the repository
export stage=download
time ch/docker/test/fuzzer/run-fuzzer.sh
# Keep the error code
exit $?
fi
;&
"download")
time download
;&
"configure")
time configure
;&
"fuzz")
# Start a watchdog that should kill the fuzzer on timeout.
# The shell won't kill the child sleep when we kill it, so we have to put it
# into a separate process group so that we can kill them all.
set -m
watchdog &
watchdog_pid=$!
set +m
# Check that the watchdog has started
kill -0 $watchdog_pid
fuzzer_exit_code=0
time fuzz || fuzzer_exit_code=$?
kill -- -$watchdog_pid ||:
# Debug
date
sleep 10
jobs
pstree -aspgT
# Make files with status and description we'll show for this check on Github
task_exit_code=$fuzzer_exit_code
if [ "$fuzzer_exit_code" == 143 ]
then
# SIGTERM -- the fuzzer was killed by timeout, which means a normal run.
echo "success" > status.txt
echo "OK" > description.txt
task_exit_code=0
elif [ "$fuzzer_exit_code" == 210 ]
then
# Lost connection to the server. This probably means that the server died
# with abort.
echo "failure" > status.txt
if ! grep -ao "Received signal.*\|Logical error.*\|Assertion.*failed\|Failed assertion.*" server.log > description.txt
then
echo "Lost connection to server. See the logs" > description.txt
fi
else
# Something different -- maybe the fuzzer itself died? Don't grep the
# server log in this case, because we will find a message about normal
# server termination (Received signal 15), which is confusing.
echo "failure" > status.txt
echo "Fuzzer failed ($fuzzer_exit_code). See the logs" > description.txt
fi
;&
"report")
cat > report.html <<EOF ||:
<!DOCTYPE html>
<html lang="en">
<link rel="preload" as="font" href="https://yastatic.net/adv-www/_/sUYVCPUAQE7ExrvMS7FoISoO83s.woff2" type="font/woff2" crossorigin="anonymous"/>
<style>
@font-face {
font-family:'Yandex Sans Display Web';
src:url(https://yastatic.net/adv-www/_/H63jN0veW07XQUIA2317lr9UIm8.eot);
src:url(https://yastatic.net/adv-www/_/H63jN0veW07XQUIA2317lr9UIm8.eot?#iefix) format('embedded-opentype'),
url(https://yastatic.net/adv-www/_/sUYVCPUAQE7ExrvMS7FoISoO83s.woff2) format('woff2'),
url(https://yastatic.net/adv-www/_/v2Sve_obH3rKm6rKrtSQpf-eB7U.woff) format('woff'),
url(https://yastatic.net/adv-www/_/PzD8hWLMunow5i3RfJ6WQJAL7aI.ttf) format('truetype'),
url(https://yastatic.net/adv-www/_/lF_KG5g4tpQNlYIgA0e77fBSZ5s.svg#YandexSansDisplayWeb-Regular) format('svg');
font-weight:400;
font-style:normal;
font-stretch:normal
}
body { font-family: "Yandex Sans Display Web", Arial, sans-serif; background: #EEE; }
h1 { margin-left: 10px; }
th, td { border: 0; padding: 5px 10px 5px 10px; text-align: left; vertical-align: top; line-height: 1.5; background-color: #FFF;
td { white-space: pre; font-family: Monospace, Courier New; }
border: 0; box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.05), 0 8px 25px -5px rgba(0, 0, 0, 0.1); }
a { color: #06F; text-decoration: none; }
a:hover, a:active { color: #F40; text-decoration: underline; }
table { border: 0; }
.main { margin-left: 10%; }
p.links a { padding: 5px; margin: 3px; background: #FFF; line-height: 2; white-space: nowrap; box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.05), 0 8px 25px -5px rgba(0, 0, 0, 0.1); }
th { cursor: pointer; }
</style>
<title>AST Fuzzer for PR #${PR_TO_TEST} @ ${SHA_TO_TEST}</title>
</head>
<body>
<div class="main">
<h1>AST Fuzzer for PR #${PR_TO_TEST} @ ${SHA_TO_TEST}</h1>
<p class="links">
<a href="fuzzer.log">fuzzer.log</a>
<a href="server.log">server.log</a>
<a href="main.log">main.log</a>
</p>
<table>
<tr><th>Test name</th><th>Test status</th><th>Description</th></tr>
<tr><td>AST Fuzzer</td><td>$(cat status.txt)</td><td>$(cat description.txt)</td></tr>
</table>
</body>
</html>
EOF
;&
esac
exit $task_exit_code