sojorn/go-backend/cmd/migrate_new/main.go

86 lines
2.1 KiB
Go

package main
import (
"context"
"io/ioutil"
"os"
"path/filepath"
"time"
"github.com/patbritton/sojorn-backend/internal/config"
"github.com/patbritton/sojorn-backend/internal/database"
"github.com/rs/zerolog"
"github.com/rs/zerolog/log"
)
func main() {
// Setup logging
log.Logger = log.Output(zerolog.ConsoleWriter{Out: os.Stderr})
// Load configuration
cfg := config.LoadConfig()
if cfg.DatabaseURL == "" {
log.Fatal().Msg("DATABASE_URL environment variable is not set")
}
// Connect to database
log.Info().Msg("Connecting to database...")
pool, err := database.Connect(cfg.DatabaseURL)
if err != nil {
log.Fatal().Err(err).Msg("Failed to connect to database")
}
defer pool.Close()
migrationsDir := "internal/database/migrations"
// New migrations to apply
migrations := []string{
"000010_notification_preferences.up.sql",
"000011_tagging_system.up.sql",
}
ctx := context.Background()
for _, filename := range migrations {
log.Info().Msgf("Applying migration: %s", filename)
content, err := ioutil.ReadFile(filepath.Join(migrationsDir, filename))
if err != nil {
log.Error().Err(err).Msgf("Failed to read file: %s", filename)
continue
}
ctx, cancel := context.WithTimeout(ctx, 60*time.Second)
_, err = pool.Exec(ctx, string(content))
cancel()
if err != nil {
// Check if the error is just "already exists"
errStr := err.Error()
if contains(errStr, "already exists") || contains(errStr, "duplicate key") {
log.Warn().Msgf("Migration %s may have already been applied (partial): %s", filename, errStr)
continue
}
log.Error().Err(err).Msgf("Failed to execute migration: %s", filename)
os.Exit(1)
}
log.Info().Msgf("Successfully applied: %s", filename)
}
log.Info().Msg("All new migrations applied successfully.")
}
func contains(s, substr string) bool {
return len(s) >= len(substr) && (s == substr || len(s) > 0 && containsRune(s, substr))
}
func containsRune(s, substr string) bool {
for i := 0; i <= len(s)-len(substr); i++ {
if s[i:i+len(substr)] == substr {
return true
}
}
return false
}