/
postgres.go
39 lines (35 loc) · 873 Bytes
/
postgres.go
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package database
import (
"database/sql"
_ "github.com/lib/pq"
"github.com/tiagorlampert/CHAOS/internal/environment"
"gorm.io/driver/postgres"
"gorm.io/gorm"
"gorm.io/gorm/schema"
)
const driverName = "postgres"
func NewPostgresClient(configuration environment.Postgres) (*Provider, error) {
db, err := newConnection(configuration.BuildConnectionString())
if err != nil {
return nil, err
}
gormConfig := &gorm.Config{NamingStrategy: schema.NamingStrategy{TablePrefix: tablePrefix}}
gormDB, err := gorm.Open(postgres.New(postgres.Config{Conn: db}), gormConfig)
if err != nil {
return nil, err
}
return &Provider{
Conn: gormDB,
}, nil
}
func newConnection(connString string) (*sql.DB, error) {
db, err := sql.Open(driverName, connString)
if err != nil {
return nil, err
}
err = db.Ping()
if err != nil {
return nil, err
}
return db, nil
}