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bit4sat/db/db.go

73 lines
1.1 KiB
Go

package db
import (
"fmt"
"log"
"git.sp4ke.com/sp4ke/bit4sat/config"
_ "github.com/lib/pq"
//_ "github.com/go-sql-driver/mysql"
"github.com/jmoiron/sqlx"
"github.com/mediocregopher/radix/v3"
)
const (
DBName = "bit4sat"
)
var (
DB *Database
)
type Database struct {
Sql *sqlx.DB
Redis *radix.Pool
RedisPubSub radix.PubSubConn
}
func (d *Database) Open() error {
var err error
dsn := fmt.Sprintf("postgres://%s:%s@%s/%s?sslmode=disable",
config.SqlDbUser,
config.SqlDbPass,
config.SqlDbHost,
DBName)
log.Printf("Opening SQL at %s\n", dsn)
d.Sql = sqlx.MustConnect("postgres", dsn)
// Execute Pragmas
//d.Sql.MustExec(DBPragma)
// Opend redis
d.Redis, err = radix.NewPool("tcp", "redis:6379", 10)
if err != nil {
log.Fatal(err)
}
d.RedisPubSub = radix.PersistentPubSub("tcp", "redis:6379", nil)
return nil
}
func RollbackTx(tx *sqlx.Tx, callback func()) {
log.Println("Rolling back transactions !")
err := tx.Rollback()
if err != nil {
log.Fatal(err)
}
if callback != nil {
callback()
}
}
func init() {
DB = &Database{}
DB.Open()
}