mleku
90f21fbcd1
- Included results for `relayer-basic`, `strfry`, and `nostr-rs-relay` relay benchmarks. - Comprehensive performance metrics added for throughput, latency, query, and concurrent operations. - Reports saved as plain text and AsciiDoc formats.
55 lines
1.3 KiB
Go
55 lines
1.3 KiB
Go
package database
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import (
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"bytes"
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"fmt"
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"github.com/dgraph-io/badger/v4"
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"lol.mleku.dev/chk"
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"next.orly.dev/pkg/database/indexes"
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"next.orly.dev/pkg/database/indexes/types"
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"next.orly.dev/pkg/encoders/event"
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)
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func (d *D) FetchEventBySerial(ser *types.Uint40) (ev *event.E, err error) {
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if err = d.View(
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func(txn *badger.Txn) (err error) {
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buf := new(bytes.Buffer)
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if err = indexes.EventEnc(ser).MarshalWrite(buf); chk.E(err) {
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return
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}
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var item *badger.Item
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if item, err = txn.Get(buf.Bytes()); err != nil {
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return
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}
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var v []byte
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if v, err = item.ValueCopy(nil); chk.E(err) {
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return
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}
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// Check if we have valid data before attempting to unmarshal
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if len(v) < 32+32+1+2+1+1+64 { // ID + Pubkey + min varint fields + Sig
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err = fmt.Errorf(
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"incomplete event data: got %d bytes, expected at least %d",
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len(v), 32+32+1+2+1+1+64,
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)
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return
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}
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ev = new(event.E)
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if err = ev.UnmarshalBinary(bytes.NewBuffer(v)); err != nil {
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// Add more context to EOF errors for debugging
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if err.Error() == "EOF" {
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err = fmt.Errorf(
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"EOF while unmarshaling event (serial=%v, data_len=%d): %w",
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ser, len(v), err,
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)
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}
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return
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}
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return
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},
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); err != nil {
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return
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}
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return
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}
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