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Monorepo for Tangled tangled.org
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Go
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import ( "context" "database/sql" "errors" "fmt" "log/slog" "os"
_ "github.com/mattn/go-sqlite3" "tangled.org/core/spindle/db")
const forceTapResyncFlag = "force-tap-repo-resync-v1"
func runStartupMigrations(ctx context.Context, d *db.DB, tapEmbed bool, tapDBPath string, logger *slog.Logger) error { if err := cleanupOrphanRepos(ctx, d, logger); err != nil { return fmt.Errorf("cleanup orphan repos: %w", err) } if !tapEmbed { logger.Warn("tap not embedded: legacy repos won't auto-resync; trigger external tap resync to migrate secrets/casbin") return nil } if err := nudgeTapForResync(ctx, d, tapDBPath, logger); err != nil { return fmt.Errorf("nudge tap for resync: %w", err) } return nil}
func cleanupOrphanRepos(ctx context.Context, d *db.DB, logger *slog.Logger) error { res, err := d.ExecContext(ctx, ` delete from repos where coalesce(repo_did, '') = '' and exists ( select 1 from repos r2 where r2.owner = repos.owner and coalesce(r2.repo_did, '') <> '' ) `) if err != nil { return fmt.Errorf("delete orphan repos: %w", err) } n, _ := res.RowsAffected() if n > 0 { logger.Info("cleaned up orphan repos missing repo_did", "deleted", n) } return nil}
func nudgeTapForResync(ctx context.Context, d *db.DB, tapDBPath string, logger *slog.Logger) error { if tapDBPath == "" { return fmt.Errorf("tap db path empty in embed mode") } var exists bool if err := d.QueryRowContext(ctx, `select exists (select 1 from migrations where name = ?)`, forceTapResyncFlag, ).Scan(&exists); err != nil { return fmt.Errorf("check %s flag: %w", forceTapResyncFlag, err) } if exists { logger.Warn("skipped migration, already applied", "migration", forceTapResyncFlag) return nil }
markDone := func() error { if _, err := d.ExecContext(ctx, `insert or ignore into migrations (name) values (?)`, forceTapResyncFlag, ); err != nil { return fmt.Errorf("mark %s done: %w", forceTapResyncFlag, err) } return nil }
if _, err := os.Stat(tapDBPath); errors.Is(err, os.ErrNotExist) { logger.Info("tap db not yet created, marking resync nudge done", "migration", forceTapResyncFlag, "path", tapDBPath) return markDone() } else if err != nil { return fmt.Errorf("stat tap db: %w", err) }
tdb, err := sql.Open("sqlite3", tapDBPath+"?_busy_timeout=5000") if err != nil { return fmt.Errorf("open tap db: %w", err) } defer tdb.Close()
if _, err := tdb.ExecContext(ctx, `delete from repo_records`); err != nil { return fmt.Errorf("clear tap repo_records: %w", err) } res, err := tdb.ExecContext(ctx, `update repos set state = 'desynchronized', retry_after = 0 where state in ('active','error')`, ) if err != nil { return fmt.Errorf("desync tap repos: %w", err) } n, _ := res.RowsAffected()
if err := markDone(); err != nil { return err } logger.Info("nudged tap to resync", "migration", forceTapResyncFlag, "repos_desynced", n) return nil}