termcloud/internal/db/database.go

49 lines
1.1 KiB
Go

package db
import (
"context"
"fmt"
"log"
"git.keircn.com/keiran/termcloud/internal/config"
"github.com/jackc/pgx/v5/pgxpool"
)
func NewPool(ctx context.Context, cfg *config.Config) (*pgxpool.Pool, error) {
if cfg.DatabaseURL == "" {
return nil, fmt.Errorf("DATABASE_URL environment variable is not set")
}
config, err := pgxpool.ParseConfig(cfg.DatabaseURL)
if err != nil {
return nil, fmt.Errorf("unable to parse DATABASE_URL: %w", err)
}
config.MaxConns = cfg.MaxConnections
config.MinConns = cfg.MinConnections
config.MaxConnLifetime = cfg.ConnLifetime
config.MaxConnIdleTime = cfg.ConnIdleTime
config.HealthCheckPeriod = cfg.HealthCheckPeriod
pool, err := pgxpool.NewWithConfig(ctx, config)
if err != nil {
return nil, fmt.Errorf("unable to create connection pool: %w", err)
}
err = pool.Ping(ctx)
if err != nil {
pool.Close()
return nil, fmt.Errorf("unable to ping database: %w", err)
}
log.Println("Database connection pool successfully initialized.")
return pool, nil
}
func ClosePool(pool *pgxpool.Pool) {
if pool != nil {
pool.Close()
log.Println("Database connection pool closed.")
}
}