a big bundle of conversions and other changes.

eventstore/lmdb/migration.go

@@ -3,11 +3,8 @@ package lmdb
 import (
 	"encoding/binary"
 	"fmt"
-	"log"
 
 	"github.com/PowerDNS/lmdb-go/lmdb"
-	bin "fiatjaf.com/nostr/eventstore/internal/binary"
-	"fiatjaf.com/nostr"
 )
 
 const (
@@ -28,114 +25,18 @@ func (b *LMDBBackend) runMigrations() error {
 			version = binary.BigEndian.Uint16(v)
 		}
 
-		// all previous migrations are useless because we will just reindex everything
-		if version == 0 {
-			// if there is any data in the relay we will just set the version to the max without saying anything
-			cursor, err := txn.OpenCursor(b.rawEventStore)
-			if err != nil {
-				return fmt.Errorf("failed to open cursor in migration: %w", err)
-			}
-			defer cursor.Close()
-
-			hasAnyEntries := false
-			_, _, err = cursor.Get(nil, nil, lmdb.First)
-			for err == nil {
-				hasAnyEntries = true
-				break
-			}
-
-			if !hasAnyEntries {
-				b.setVersion(txn, 8)
-				version = 8
-				return nil
-			}
-		}
-
 		// do the migrations in increasing steps (there is no rollback)
 		//
 
 		// this is when we reindex everything
-		if version < 8 {
-			log.Println("[lmdb] migration 8: reindex everything")
-
-			if err := txn.Drop(b.indexId, false); err != nil {
-				return err
-			}
-			if err := txn.Drop(b.indexCreatedAt, false); err != nil {
-				return err
-			}
-			if err := txn.Drop(b.indexKind, false); err != nil {
-				return err
-			}
-			if err := txn.Drop(b.indexPTagKind, false); err != nil {
-				return err
-			}
-			if err := txn.Drop(b.indexPubkey, false); err != nil {
-				return err
-			}
-			if err := txn.Drop(b.indexPubkeyKind, false); err != nil {
-				return err
-			}
-			if err := txn.Drop(b.indexTag, false); err != nil {
-				return err
-			}
-			if err := txn.Drop(b.indexTag32, false); err != nil {
-				return err
-			}
-			if err := txn.Drop(b.indexTagAddr, false); err != nil {
-				return err
-			}
-
-			cursor, err := txn.OpenCursor(b.rawEventStore)
-			if err != nil {
-				return fmt.Errorf("failed to open cursor in migration 8: %w", err)
-			}
-			defer cursor.Close()
-
-			seen := make(map[[32]byte]struct{})
-
-			idx, val, err := cursor.Get(nil, nil, lmdb.First)
-			for err == nil {
-				idp := *(*[32]byte)(val[0:32])
-				if _, isDup := seen[idp]; isDup {
-					// do not index, but delete this entry
-					if err := txn.Del(b.rawEventStore, idx, nil); err != nil {
-						return err
-					}
-
-					// next
-					idx, val, err = cursor.Get(nil, nil, lmdb.Next)
-					continue
-				}
-
-				seen[idp] = struct{}{}
-
-				evt := &nostr.Event{}
-				if err := bin.Unmarshal(val, evt); err != nil {
-					return fmt.Errorf("error decoding event %x on migration 5: %w", idx, err)
-				}
-
-				for key := range b.getIndexKeysForEvent(evt) {
-					if err := txn.Put(key.dbi, key.key, idx, 0); err != nil {
-						return fmt.Errorf("failed to save index %s for event %s (%v) on migration 8: %w",
-							b.keyName(key), evt.ID, idx, err)
-					}
-				}
-
-				// next
-				idx, val, err = cursor.Get(nil, nil, lmdb.Next)
-			}
-			if lmdbErr, ok := err.(*lmdb.OpError); ok && lmdbErr.Errno != lmdb.NotFound {
-				// exited the loop with an error different from NOTFOUND
-				return err
-			}
-
-			// bump version
-			if err := b.setVersion(txn, 8); err != nil {
-				return err
-			}
+		if version < 1 {
 		}
 
+		// bump version
+		// if err := b.setVersion(txn, 1); err != nil {
+		// 	return err
+		// }
+
 		return nil
 	})
 }