Files

32 lines
725 B
Go

package db
import (
"context"
"fmt"
"ai-operator/internal/config"
"github.com/jackc/pgx/v5/pgxpool"
)
func OpenPool(ctx context.Context, cfg config.DatabaseConfig) (*pgxpool.Pool, error) {
if cfg.URL == "" {
return nil, fmt.Errorf("DATABASE_URL is required")
}
pc, err := pgxpool.ParseConfig(cfg.URL)
if err != nil {
return nil, fmt.Errorf("parse database url: %w", err)
}
pc.MaxConns = int32(cfg.MaxOpenConns)
pc.MinConns = 0
pc.MaxConnLifetime = cfg.ConnMaxLifetime
pool, err := pgxpool.NewWithConfig(ctx, pc)
if err != nil {
return nil, fmt.Errorf("open db pool: %w", err)
}
if err := pool.Ping(ctx); err != nil {
pool.Close()
return nil, fmt.Errorf("db ping: %w", err)
}
return pool, nil
}