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# dqlite-demo test utilities
GO=${GO:-go}
ASAN=${ASAN:-}
VERBOSE=${VERBOSE:-0}
DISK=${DISK:-0}
$GO build -tags libsqlite3 $ASAN ./cmd/dqlite-demo/
DIR=$(mktemp -d)
start_node() {
n="${1}"
pidfile="${DIR}/pid.${n}"
join="${2}"
verbose=""
disk=""
if [ "$VERBOSE" -eq 1 ]; then
verbose="--verbose"
fi
if [ "$DISK" -eq 1 ]; then
disk="--disk"
fi
./dqlite-demo --dir "$DIR" --api=127.0.0.1:800"${n}" --db=127.0.0.1:900"${n}" "$join" $verbose $disk &
echo "${!}" > "${pidfile}"
i=0
while ! nc -z 127.0.0.1 800"${n}" 2>/dev/null; do
i=$(expr $i + 1)
sleep 0.2
if [ "$i" -eq 25 ]; then
echo "Error: node ${n} not yet up after 5 seconds"
exit 1
fi
done
}
kill_node() {
n=$1
pidfile="${DIR}/pid.${n}"
if ! [ -e "$pidfile" ]; then
return
fi
pid=$(cat "${pidfile}")
kill -TERM "$pid"
wait "$pid"
rm "${pidfile}"
}
set_up_node() {
n=$1
join=""
if [ "$n" -ne 1 ]; then
join=--join=127.0.0.1:9001
fi
echo "=> Set up dqlite-demo node $n"
start_node "${n}" "${join}"
}
tear_down_node() {
n=$1
echo "=> Tear down dqlite-demo node $n"
kill_node "$n"
}
set_up() {
echo "=> Set up dqlite-demo cluster"
set_up_node 1
set_up_node 2
set_up_node 3
}
tear_down() {
err=$?
trap '' HUP INT TERM
echo "=> Tear down dqlite-demo cluster"
tear_down_node 3
tear_down_node 2
tear_down_node 1
rm -rf "$DIR"
exit $err
}
sig_handler() {
trap '' EXIT
tear_down
}
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