Files
2026-07-13 12:32:25 +08:00

76 lines
2.0 KiB
Go

// Copyright 2024 Dolthub, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package main
import (
"context"
"fmt"
"time"
"github.com/dolthub/dolt/go/libraries/utils/svcs"
"github.com/dolthub/go-mysql-server/sql"
"github.com/jackc/pgx/v5"
dserver "github.com/dolthub/doltgresql/server"
"github.com/dolthub/doltgresql/servercfg"
"github.com/dolthub/doltgresql/servercfg/cfgdetails"
)
// CreateDoltgresServer creates and returns a Doltgres server.
func CreateDoltgresServer() (controller *svcs.Controller, port int, err error) {
port, err = sql.GetEmptyPort()
if err != nil {
return nil, 0, err
}
address := "127.0.0.1"
logLevel := cfgdetails.LogLevel_Panic
controller, err = dserver.RunInMemory(&servercfg.DoltgresConfig{
DoltgresConfig: cfgdetails.DoltgresConfig{
LogLevelStr: &logLevel,
ListenerConfig: &cfgdetails.DoltgresListenerConfig{
PortNumber: &port,
HostStr: &address,
},
},
}, dserver.NewListener)
if err != nil {
return nil, 0, err
}
defer func() {
if err != nil {
controller.Stop()
}
}()
return controller, port, func() error {
// The connection attempt may be made before the server has grabbed the port, so we'll retry the first
// connection a few times.
var conn *pgx.Conn
var err error
ctx := context.Background()
for i := 0; i < 3; i++ {
conn, err = pgx.Connect(ctx, fmt.Sprintf("postgres://postgres:password@127.0.0.1:%d/", port))
if err == nil {
break
} else {
time.Sleep(time.Second)
}
}
if err != nil {
return err
}
return conn.Close(ctx)
}()
}