CosmicClash/server/cmd/migrate/main.go

package main

import (
	"context"
	"database/sql"
	"flag"
	"fmt"
	"os"
	"time"

	"github.com/cosmic-clash/cosmic-clash/server/migrations"
	_ "github.com/jackc/pgx/v5/stdlib"
)

func main() {
	dsn := flag.String("dsn", os.Getenv("COSMIC_CLASH_POSTGRES_DSN"), "PostgreSQL connection string")
	directory := flag.String("dir", "migrations", "directory containing numbered SQL migrations")
	flag.Parse()
	if *dsn == "" {
		fmt.Fprintln(os.Stderr, "migrate: --dsn or COSMIC_CLASH_POSTGRES_DSN is required")
		os.Exit(2)
	}
	db, err := sql.Open("pgx", *dsn)
	if err != nil {
		fmt.Fprintln(os.Stderr, "migrate:", err)
		os.Exit(1)
	}
	defer db.Close()
	ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
	defer cancel()
	if err := migrations.Apply(ctx, db, *directory); err != nil {
		fmt.Fprintln(os.Stderr, "migrate:", err)
		os.Exit(1)
	}
	fmt.Println("migrations applied")
}