Интернет-магазин: Go, PostgreSQL 17 SSL, Caddy, Docker Compose

Co-authored-by: Cursor <cursoragent@cursor.com>

internal/database/database.go

@@ -0,0 +1,36 @@
+package database
+
+import (
+	"context"
+	"fmt"
+	"time"
+
+	"github.com/jackc/pgx/v5/pgxpool"
+)
+
+func Connect(ctx context.Context, databaseURL string) (*pgxpool.Pool, error) {
+	cfg, err := pgxpool.ParseConfig(databaseURL)
+	if err != nil {
+		return nil, fmt.Errorf("parse database url: %w", err)
+	}
+
+	cfg.MaxConns = 10
+	cfg.MinConns = 2
+	cfg.MaxConnLifetime = time.Hour
+	cfg.HealthCheckPeriod = 30 * time.Second
+
+	pool, err := pgxpool.NewWithConfig(ctx, cfg)
+	if err != nil {
+		return nil, fmt.Errorf("create pool: %w", err)
+	}
+
+	ctx, cancel := context.WithTimeout(ctx, 10*time.Second)
+	defer cancel()
+
+	if err := pool.Ping(ctx); err != nil {
+		pool.Close()
+		return nil, fmt.Errorf("ping database: %w", err)
+	}
+
+	return pool, nil
+}