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dolthub--doltgresql/testing/bats/setup/query-server-common.bash
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2026-07-13 12:32:25 +08:00

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SERVER_REQS_INSTALLED="FALSE"
SERVER_PID=""
DEFAULT_DB=""
PASSWORD=""
USERNAME=""
# wait_for_connection(<PORT>, <TIMEOUT IN MS>) attempts to connect to the sql-server at the specified
# port on localhost, using the $SQL_USER (or 'postgres' if unspecified) as the user name, and trying once
# per second until the millisecond timeout is reached. If a connection is successfully established,
# this function returns 0. If a connection was not able to be established within the timeout period,
# this function returns 1.
wait_for_connection() {
port=$1
timeout=$2
end_time=$((SECONDS+($timeout/1000)))
USERNAME="${USERNAME:=postgres}"
PASSWORD="${PASSWORD:=password}"
nativevar PGPASSWORD "$PASSWORD" /w
while [ $SECONDS -lt $end_time ]; do
run psql -U $USERNAME -h localhost -p $port -c "SELECT 1;" $DEFAULT_DB
if [ $status -eq 0 ]; then
echo "Connected successfully!"
return 0
else
echo "$output"
fi
sleep 1
done
echo "Failed to connect to database $DEFAULT_DB on port $port within $timeout ms."
return 1
}
start_sql_server() {
DEFAULT_DB="$1"
logFile=$2
USERNAME=$3
PASSWORD=$4
if [ -n "$DEFAULT_DB" ]; then
nativevar DOLTGRES_DB "$DEFAULT_DB" /w
fi
if [ -n "$PASSWORD" ]; then
nativevar PGPASSWORD "password" /w
nativevar DOLTGRES_PASSWORD "$PASSWORD" /w
else
nativevar PGPASSWORD "$PASSWORD" /w
PASSWORD="password"
fi
if [ -n "$USERNAME" ]; then
nativevar DOLTGRES_USER "$USERNAME" /w
if [ -z "$DEFAULT_DB" ]; then
DEFAULT_DB="$USERNAME"
fi
else
USERNAME="postgres"
fi
DEFAULT_DB="${DEFAULT_DB:=postgres}"
PORT=$( definePORT )
CONFIG=$( defineCONFIG $PORT )
echo "$CONFIG" > config.yaml
if [[ $logFile ]]
then
doltgres -data-dir=. -config=config.yaml> $logFile 2>&1 &
else
doltgres -data-dir=. -config=config.yaml &
fi
SERVER_PID=$!
wait_for_connection $PORT 7500
}
# like start_sql_server, but the second argument is a string with all arguments to doltgres. The
# port argument is handled separately: if the variable $PORT is not defined and the --port argument
# is not included in the argument list, a random port is chosen for $PORT and the argument --port is
# appended to the argument list.
start_sql_server_with_args() {
DEFAULT_DB=""
nativevar DEFAULT_DB "$DEFAULT_DB" /w
nativevar PGPASSWORD "password" /w
echo "running doltgres $@"
doltgres "$@" &
SERVER_PID=$!
wait_for_connection $PORT 7500
}
# stop_sql_server stops the SQL server. For cases where it's important
# to wait for the process to exit after the kill signal (e.g. waiting
# for an async replication push), pass 1.
# kill the process if it's still running
stop_sql_server() {
# Clean up any mysql.sock file in the default, global location
if [ -f "/tmp/mysql.sock" ]; then rm -f /tmp/mysql.sock; fi
if [ -f "/tmp/postgres.sock" ]; then rm -f /tmp/mysql.sock; fi
if [ -f "/tmp/dolt.$PORT.sock" ]; then rm -f /tmp/dolt.$PORT.sock; fi
wait=$1
if [ ! -z "$SERVER_PID" ]; then
# ignore failures of kill command in the case the server is already dead
run kill $SERVER_PID
if [ $wait ]; then
while ps -p $SERVER_PID > /dev/null; do
sleep .1;
done
fi;
fi
SERVER_PID=
PORT=
}
definePORT() {
for i in {0..99}
do
port=$((RANDOM % 4096 + 2048))
# nc (netcat) returns 0 when it _can_ connect to a port (therefore in use), 1 otherwise.
run nc -z localhost $port
if [ "$status" -eq 1 ]; then
echo $port
break
fi
done
}
defineCONFIG() {
PORT=$1
cat <<EOF
log_level: debug
behavior:
read_only: false
disable_client_multi_statements: false
dolt_transaction_commit: false
listener:
host: localhost
port: $PORT
EOF
}