mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-18 04:12:19 +00:00
f00a4668a4
Sometimes gdb does not catch SIGSEGV [1], let's try set this setting, since maybe some code from contrib does fork. [1]: https://clickhouse-test-reports.s3.yandex.net/25605/cd5a3c8d7eb417f6df211b4507dc970933f8549a/stress_test_(thread).html#fail1
314 lines
10 KiB
Bash
Executable File
314 lines
10 KiB
Bash
Executable File
#!/bin/bash
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# shellcheck disable=SC2086
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set -eux
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set -o pipefail
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trap "exit" INT TERM
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# The watchdog is in the separate process group, so we have to kill it separately
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# if the script terminates earlier.
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trap 'kill $(jobs -pr) ${watchdog_pid:-} ||:' EXIT
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stage=${stage:-}
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script_dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
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echo "$script_dir"
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repo_dir=ch
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BINARY_TO_DOWNLOAD=${BINARY_TO_DOWNLOAD:="clang-11_debug_none_bundled_unsplitted_disable_False_binary"}
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function clone
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{
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# The download() function is dependent on CI binaries anyway, so we can take
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# the repo from the CI as well. For local runs, start directly from the "fuzz"
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# stage.
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rm -rf ch ||:
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mkdir ch ||:
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wget -nv -nd -c "https://clickhouse-test-reports.s3.yandex.net/$PR_TO_TEST/$SHA_TO_TEST/repo/clickhouse_no_subs.tar.gz"
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tar -C ch --strip-components=1 -xf clickhouse_no_subs.tar.gz
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ls -lath ||:
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}
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function download
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{
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wget -nv -nd -c "https://clickhouse-builds.s3.yandex.net/$PR_TO_TEST/$SHA_TO_TEST/clickhouse_build_check/$BINARY_TO_DOWNLOAD/clickhouse" &
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wget -nv -nd -c "https://clickhouse-test-reports.s3.yandex.net/$PR_TO_TEST/$SHA_TO_TEST/repo/ci-changed-files.txt" &
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wait
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chmod +x clickhouse
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ln -s ./clickhouse ./clickhouse-server
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ln -s ./clickhouse ./clickhouse-client
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# clickhouse-server is in the current dir
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export PATH="$PWD:$PATH"
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}
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function configure
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{
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rm -rf db ||:
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mkdir db ||:
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cp -av --dereference "$repo_dir"/programs/server/config* db
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cp -av --dereference "$repo_dir"/programs/server/user* db
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# TODO figure out which ones are needed
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cp -av --dereference "$repo_dir"/tests/config/config.d/listen.xml db/config.d
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cp -av --dereference "$script_dir"/query-fuzzer-tweaks-users.xml db/users.d
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}
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function watchdog
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{
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sleep 3600
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echo "Fuzzing run has timed out"
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for _ in {1..10}
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do
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# Only kill by pid the particular client that runs the fuzzing, or else
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# we can kill some clickhouse-client processes this script starts later,
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# e.g. for checking server liveness.
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if ! kill $fuzzer_pid
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then
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break
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fi
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sleep 1
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done
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kill -9 -- $fuzzer_pid ||:
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}
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function filter_exists
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{
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local path
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for path in "$@"; do
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if [ -e "$path" ]; then
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echo "$path"
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else
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echo "'$path' does not exists" >&2
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fi
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done
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}
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function fuzz
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{
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# Obtain the list of newly added tests. They will be fuzzed in more extreme way than other tests.
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# Don't overwrite the NEW_TESTS_OPT so that it can be set from the environment.
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NEW_TESTS="$(sed -n 's!\(^tests/queries/0_stateless/.*\.sql\)$!ch/\1!p' ci-changed-files.txt | sort -R)"
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# ci-changed-files.txt contains also files that has been deleted/renamed, filter them out.
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NEW_TESTS="$(filter_exists $NEW_TESTS)"
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if [[ -n "$NEW_TESTS" ]]
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then
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NEW_TESTS_OPT="${NEW_TESTS_OPT:---interleave-queries-file ${NEW_TESTS}}"
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else
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NEW_TESTS_OPT="${NEW_TESTS_OPT:-}"
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fi
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export CLICKHOUSE_WATCHDOG_ENABLE=0 # interferes with gdb
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clickhouse-server --config-file db/config.xml -- --path db 2>&1 | tail -100000 > server.log &
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server_pid=$!
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kill -0 $server_pid
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echo "
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set follow-fork-mode child
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handle all noprint
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handle SIGSEGV stop print
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handle SIGBUS stop print
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continue
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thread apply all backtrace
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continue
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" > script.gdb
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gdb -batch -command script.gdb -p $server_pid &
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# Check connectivity after we attach gdb, because it might cause the server
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# to freeze and the fuzzer will fail.
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for _ in {1..60}
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do
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sleep 1
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if clickhouse-client --query "select 1"
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then
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break
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fi
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done
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clickhouse-client --query "select 1" # This checks that the server is responding
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kill -0 $server_pid # This checks that it is our server that is started and not some other one
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echo Server started and responded
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# SC2012: Use find instead of ls to better handle non-alphanumeric filenames. They are all alphanumeric.
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# SC2046: Quote this to prevent word splitting. Actually I need word splitting.
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# shellcheck disable=SC2012,SC2046
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clickhouse-client \
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--receive_timeout=10 \
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--receive_data_timeout_ms=10000 \
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--query-fuzzer-runs=1000 \
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--queries-file $(ls -1 ch/tests/queries/0_stateless/*.sql | sort -R) \
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$NEW_TESTS_OPT \
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> >(tail -n 100000 > fuzzer.log) \
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2>&1 &
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fuzzer_pid=$!
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echo "Fuzzer pid is $fuzzer_pid"
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# Start a watchdog that should kill the fuzzer on timeout.
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# The shell won't kill the child sleep when we kill it, so we have to put it
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# into a separate process group so that we can kill them all.
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set -m
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watchdog &
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watchdog_pid=$!
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set +m
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# Check that the watchdog has started.
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kill -0 $watchdog_pid
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# Wait for the fuzzer to complete.
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# Note that the 'wait || ...' thing is required so that the script doesn't
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# exit because of 'set -e' when 'wait' returns nonzero code.
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fuzzer_exit_code=0
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wait "$fuzzer_pid" || fuzzer_exit_code=$?
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echo "Fuzzer exit code is $fuzzer_exit_code"
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kill -- -$watchdog_pid ||:
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# If the server dies, most often the fuzzer returns code 210: connetion
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# refused, and sometimes also code 32: attempt to read after eof. For
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# simplicity, check again whether the server is accepting connections, using
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# clickhouse-client. We don't check for existence of server process, because
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# the process is still present while the server is terminating and not
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# accepting the connections anymore.
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if clickhouse-client --query "select 1 format Null"
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then
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server_died=0
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else
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echo "Server live check returns $?"
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server_died=1
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fi
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# Stop the server.
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clickhouse-client --query "select elapsed, query from system.processes" ||:
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killall clickhouse-server ||:
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for _ in {1..10}
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do
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if ! pgrep -f clickhouse-server
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then
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break
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fi
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sleep 1
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done
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killall -9 clickhouse-server ||:
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# Debug.
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date
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sleep 10
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jobs
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pstree -aspgT
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# Make files with status and description we'll show for this check on Github.
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task_exit_code=$fuzzer_exit_code
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if [ "$server_died" == 1 ]
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then
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# The server has died.
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task_exit_code=210
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echo "failure" > status.txt
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if ! grep --text -ao "Received signal.*\|Logical error.*\|Assertion.*failed\|Failed assertion.*\|.*runtime error: .*\|.*is located.*\|SUMMARY: AddressSanitizer:.*\|SUMMARY: MemorySanitizer:.*\|SUMMARY: ThreadSanitizer:.*\|.*_LIBCPP_ASSERT.*" server.log > description.txt
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then
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echo "Lost connection to server. See the logs." > description.txt
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fi
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elif [ "$fuzzer_exit_code" == "143" ] || [ "$fuzzer_exit_code" == "0" ]
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then
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# Variants of a normal run:
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# 0 -- fuzzing ended earlier than timeout.
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# 143 -- SIGTERM -- the fuzzer was killed by timeout.
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task_exit_code=0
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echo "success" > status.txt
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echo "OK" > description.txt
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else
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# The server was alive, but the fuzzer returned some error. This might
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# be some client-side error detected by fuzzing, or a problem in the
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# fuzzer itself. Don't grep the server log in this case, because we will
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# find a message about normal server termination (Received signal 15),
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# which is confusing.
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task_exit_code=$fuzzer_exit_code
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echo "failure" > status.txt
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{ grep --text -o "Found error:.*" fuzzer.log \
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|| grep --text -o "Exception.*" fuzzer.log \
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|| echo "Fuzzer failed ($fuzzer_exit_code). See the logs." ; } \
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| tail -1 > description.txt
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fi
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}
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case "$stage" in
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"")
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;& # Did you know? This is "fallthrough" in bash. https://stackoverflow.com/questions/12010686/case-statement-fallthrough
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"clone")
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time clone
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if [ -v FUZZ_LOCAL_SCRIPT ]
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then
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# just fall through
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echo Using the testing script from docker container
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:
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else
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# Run the testing script from the repository
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echo Using the testing script from the repository
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export stage=download
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time ch/docker/test/fuzzer/run-fuzzer.sh
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# Keep the error code
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exit $?
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fi
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;&
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"download")
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time download
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;&
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"configure")
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time configure
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;&
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"fuzz")
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time fuzz
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;&
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"report")
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cat > report.html <<EOF ||:
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<!DOCTYPE html>
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<html lang="en">
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<link rel="preload" as="font" href="https://yastatic.net/adv-www/_/sUYVCPUAQE7ExrvMS7FoISoO83s.woff2" type="font/woff2" crossorigin="anonymous"/>
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<style>
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@font-face {
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font-family:'Yandex Sans Display Web';
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src:url(https://yastatic.net/adv-www/_/H63jN0veW07XQUIA2317lr9UIm8.eot);
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src:url(https://yastatic.net/adv-www/_/H63jN0veW07XQUIA2317lr9UIm8.eot?#iefix) format('embedded-opentype'),
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url(https://yastatic.net/adv-www/_/sUYVCPUAQE7ExrvMS7FoISoO83s.woff2) format('woff2'),
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url(https://yastatic.net/adv-www/_/v2Sve_obH3rKm6rKrtSQpf-eB7U.woff) format('woff'),
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url(https://yastatic.net/adv-www/_/PzD8hWLMunow5i3RfJ6WQJAL7aI.ttf) format('truetype'),
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url(https://yastatic.net/adv-www/_/lF_KG5g4tpQNlYIgA0e77fBSZ5s.svg#YandexSansDisplayWeb-Regular) format('svg');
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font-weight:400;
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font-style:normal;
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font-stretch:normal
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}
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body { font-family: "Yandex Sans Display Web", Arial, sans-serif; background: #EEE; }
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h1 { margin-left: 10px; }
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th, td { border: 0; padding: 5px 10px 5px 10px; text-align: left; vertical-align: top; line-height: 1.5; background-color: #FFF;
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td { white-space: pre; font-family: Monospace, Courier New; }
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border: 0; box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.05), 0 8px 25px -5px rgba(0, 0, 0, 0.1); }
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a { color: #06F; text-decoration: none; }
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a:hover, a:active { color: #F40; text-decoration: underline; }
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table { border: 0; }
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.main { margin-left: 10%; }
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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); }
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th { cursor: pointer; }
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</style>
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<title>AST Fuzzer for PR #${PR_TO_TEST} @ ${SHA_TO_TEST}</title>
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</head>
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<body>
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<div class="main">
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<h1>AST Fuzzer for PR #${PR_TO_TEST} @ ${SHA_TO_TEST}</h1>
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<p class="links">
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<a href="fuzzer.log">fuzzer.log</a>
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<a href="server.log">server.log</a>
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<a href="main.log">main.log</a>
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</p>
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<table>
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<tr><th>Test name</th><th>Test status</th><th>Description</th></tr>
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<tr><td>AST Fuzzer</td><td>$(cat status.txt)</td><td>$(cat description.txt)</td></tr>
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</table>
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</body>
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</html>
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EOF
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;&
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esac
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exit $task_exit_code
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