/
demopg.go
96 lines (75 loc) · 1.75 KB
/
demopg.go
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package embedpg
import (
"context"
"database/sql"
"fmt"
"path"
"time"
epg "github.com/fergusstrange/embedded-postgres"
"github.com/k0kubun/pp"
"github.com/upper/db/v4/adapter/postgresql"
)
type EmbedPg struct {
epg *epg.EmbeddedPostgres
conf *postgresql.ConnectionURL
folder string
port uint32
}
func New(folder string, port int) *EmbedPg {
uconf, err := postgresql.ParseURL(fmt.Sprintf("postgres://demo:demo123@localhost:%d/demo?sslmode=disable", port))
if err != nil {
panic(err)
}
postgres := epg.NewDatabase(epg.DefaultConfig().
Username(uconf.User).
Password(uconf.Password).
Database(uconf.Database).
Version(epg.V12).
RuntimePath(path.Join(folder, "./runtime")).
DataPath(path.Join(folder, "./data")).
Port(uint32(port)).
StartTimeout(45 * time.Second))
return &EmbedPg{
epg: postgres,
port: uint32(port),
folder: folder,
conf: uconf,
}
}
func (d *EmbedPg) GetPort() uint32 {
return d.port
}
func (d *EmbedPg) Start() error {
return d.epg.Start()
}
func (d *EmbedPg) Stop() error {
return d.epg.Stop()
}
func (d *EmbedPg) CleanFolder() error {
// "tmp/pgdata"
return nil
}
func (d *EmbedPg) RunSchema(schema string) error {
sess, err := postgresql.Open(d.conf)
if err != nil {
return err
}
exist, _ := sess.Collection("tenants").Exists()
if exist {
pp.Println("Schema looks fine, skipping")
return nil
}
ctx, cFunc := context.WithTimeout(context.Background(), time.Minute*5)
defer cFunc()
pp.Println("before Creating schema")
time.Sleep(time.Second)
sdriver := sess.Driver().(*sql.DB)
_, err = sdriver.ExecContext(ctx, schema)
if err != nil {
pp.Println("error occured while creating schema")
return err
}
pp.Println("after Creating schema, looks good")
return nil
}
// private