gh-ost/localtests/test.sh
2018-03-05 09:06:58 +02:00

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#!/bin/bash
# Local integration tests. To be used by CI.
# See https://github.com/github/gh-ost/tree/doc/local-tests.md
#
# Usage: localtests/test/sh [filter]
# By default, runs all tests. Given filter, will only run tests matching given regep
tests_path=$(dirname $0)
test_logfile=/tmp/gh-ost-test.log
default_ghost_binary=/tmp/gh-ost-test
ghost_binary=""
exec_command_file=/tmp/gh-ost-test.bash
orig_content_output_file=/tmp/gh-ost-test.orig.content.csv
ghost_content_output_file=/tmp/gh-ost-test.ghost.content.csv
master_host=
master_port=
replica_host=
replica_port=
OPTIND=1
while getopts "b:" OPTION
do
case $OPTION in
b)
ghost_binary="$OPTARG"
;;
esac
done
shift $((OPTIND-1))
test_pattern="${1:-.}"
verify_master_and_replica() {
if [ "$(gh-ost-test-mysql-master -e "select 1" -ss)" != "1" ] ; then
echo "Cannot verify gh-ost-test-mysql-master"
exit 1
fi
read master_host master_port <<< $(gh-ost-test-mysql-master -e "select @@hostname, @@port" -ss)
[ "$master_host" == "$(hostname)" ] && master_host="127.0.0.1"
echo "# master verified at $master_host:$master_port"
if ! gh-ost-test-mysql-master -e "set global event_scheduler := 1" ; then
echo "Cannot enable event_scheduler on master"
exit 1
fi
if [ "$(gh-ost-test-mysql-replica -e "select 1" -ss)" != "1" ] ; then
echo "Cannot verify gh-ost-test-mysql-replica"
exit 1
fi
if [ "$(gh-ost-test-mysql-replica -e "select @@global.binlog_format" -ss)" != "ROW" ] ; then
echo "Expecting test replica to have binlog_format=ROW"
exit 1
fi
read replica_host replica_port <<< $(gh-ost-test-mysql-replica -e "select @@hostname, @@port" -ss)
[ "$replica_host" == "$(hostname)" ] && replica_host="127.0.0.1"
echo "# replica verified at $replica_host:$replica_port"
}
exec_cmd() {
echo "$@"
command "$@" 1> $test_logfile 2>&1
return $?
}
echo_dot() {
echo -n "."
}
start_replication() {
gh-ost-test-mysql-replica -e "stop slave; start slave;"
num_attempts=0
while gh-ost-test-mysql-replica -e "show slave status\G" | grep Seconds_Behind_Master | grep -q NULL ; do
((num_attempts=num_attempts+1))
if [ $num_attempts -gt 10 ] ; then
echo
echo "ERROR replication failure"
exit 1
fi
echo_dot
sleep 1
done
}
test_single() {
local test_name
test_name="$1"
if [ -f $tests_path/$test_name/ignore_versions ] ; then
ignore_versions=$(cat $tests_path/$test_name/ignore_versions)
mysql_version=$(gh-ost-test-mysql-master -s -s -e "select @@version")
if echo "$mysql_version" | egrep -q "^${ignore_versions}" ; then
echo -n "Skipping: $test_name"
return 0
fi
fi
echo -n "Testing: $test_name"
echo_dot
start_replication
echo_dot
gh-ost-test-mysql-master --default-character-set=utf8mb4 test < $tests_path/$test_name/create.sql
extra_args=""
if [ -f $tests_path/$test_name/extra_args ] ; then
extra_args=$(cat $tests_path/$test_name/extra_args)
fi
orig_columns="*"
ghost_columns="*"
order_by=""
if [ -f $tests_path/$test_name/orig_columns ] ; then
orig_columns=$(cat $tests_path/$test_name/orig_columns)
fi
if [ -f $tests_path/$test_name/ghost_columns ] ; then
ghost_columns=$(cat $tests_path/$test_name/ghost_columns)
fi
if [ -f $tests_path/$test_name/order_by ] ; then
order_by="order by $(cat $tests_path/$test_name/order_by)"
fi
# graceful sleep for replica to catch up
echo_dot
sleep 1
#
cmd="$ghost_binary \
--user=gh-ost \
--password=gh-ost \
--host=$replica_host \
--port=$replica_port \
--assume-master-host=${master_host}:${master_port}
--database=test \
--table=gh_ost_test \
--alter='engine=innodb' \
--exact-rowcount \
--assume-rbr \
--initially-drop-old-table \
--initially-drop-ghost-table \
--throttle-query='select timestampdiff(second, min(last_update), now()) < 5 from _gh_ost_test_ghc' \
--serve-socket-file=/tmp/gh-ost.test.sock \
--initially-drop-socket-file \
--test-on-replica \
--default-retries=1 \
--chunk-size=10 \
--verbose \
--debug \
--stack \
--execute ${extra_args[@]}"
echo_dot
echo $cmd > $exec_command_file
echo_dot
bash $exec_command_file 1> $test_logfile 2>&1
execution_result=$?
if [ -f $tests_path/$test_name/destroy.sql ] ; then
gh-ost-test-mysql-master --default-character-set=utf8mb4 test < $tests_path/$test_name/destroy.sql
fi
if [ -f $tests_path/$test_name/expect_failure ] ; then
if [ $execution_result -eq 0 ] ; then
echo
echo "ERROR $test_name execution was expected to exit on error but did not. cat $test_logfile"
return 1
fi
if [ -s $tests_path/$test_name/expect_failure ] ; then
# 'expect_failure' file has content. We expect to find this content in the log.
expected_error_message="$(cat $tests_path/$test_name/expect_failure)"
if grep -q "$expected_error_message" $test_logfile ; then
return 0
fi
echo
echo "ERROR $test_name execution was expected to exit with error message '${expected_error_message}' but did not. cat $test_logfile"
return 1
fi
# 'expect_failure' file has no content. We generally agree that the failure is correct
return 0
fi
if [ $execution_result -ne 0 ] ; then
echo
echo "ERROR $test_name execution failure. cat $test_logfile:"
cat $test_logfile
return 1
fi
echo_dot
gh-ost-test-mysql-replica --default-character-set=utf8mb4 test -e "select ${orig_columns} from gh_ost_test ${order_by}" -ss > $orig_content_output_file
gh-ost-test-mysql-replica --default-character-set=utf8mb4 test -e "select ${ghost_columns} from _gh_ost_test_gho ${order_by}" -ss > $ghost_content_output_file
orig_checksum=$(cat $orig_content_output_file | md5sum)
ghost_checksum=$(cat $ghost_content_output_file | md5sum)
if [ "$orig_checksum" != "$ghost_checksum" ] ; then
echo "ERROR $test_name: checksum mismatch"
echo "---"
diff $orig_content_output_file $ghost_content_output_file
echo "diff $orig_content_output_file $ghost_content_output_file"
return 1
fi
}
build_binary() {
echo "Building"
rm -f $default_ghost_binary
[ "$ghost_binary" == "" ] && ghost_binary="$default_ghost_binary"
if [ -f "$ghost_binary" ] ; then
echo "Using binary: $ghost_binary"
return 0
fi
go build -o $ghost_binary go/cmd/gh-ost/main.go
if [ $? -ne 0 ] ; then
echo "Build failure"
exit 1
fi
}
test_all() {
build_binary
find $tests_path ! -path . -type d -mindepth 1 -maxdepth 1 | cut -d "/" -f 3 | egrep "$test_pattern" | while read test_name ; do
test_single "$test_name"
if [ $? -ne 0 ] ; then
create_statement=$(gh-ost-test-mysql-replica test -t -e "show create table _gh_ost_test_gho \G")
echo "$create_statement" >> $test_logfile
echo "+ FAIL"
return 1
else
echo
echo "+ pass"
fi
gh-ost-test-mysql-replica -e "start slave"
done
}
verify_master_and_replica
test_all