ceremonyclient/pebble/tool/make_incorrect_manifests.go
Cassandra Heart 2e2a1e4789
v1.2.0 (#31)
2024-01-03 01:31:42 -06:00

62 lines
1.4 KiB
Go

// Copyright 2019 The LevelDB-Go and Pebble Authors. All rights reserved. Use
// of this source code is governed by a BSD-style license that can be found in
// the LICENSE file.
//go:build make_incorrect_manifests
// +build make_incorrect_manifests
// Run using: go run -tags make_incorrect_manifests ./tool/make_incorrect_manifests.go
package main
import (
"log"
"github.com/cockroachdb/pebble/internal/manifest"
"github.com/cockroachdb/pebble/record"
"github.com/cockroachdb/pebble/vfs"
)
func writeVE(writer *record.Writer, ve *manifest.VersionEdit) {
w, err := writer.Next()
if err != nil {
log.Fatal(err)
}
err = ve.Encode(w)
if err != nil {
log.Fatal(err)
}
}
func makeManifest1() {
fs := vfs.Default
f, err := fs.Create("tool/testdata/MANIFEST-invalid")
if err != nil {
log.Fatal(err)
}
writer := record.NewWriter(f)
var ve manifest.VersionEdit
ve.ComparerName = "leveldb.BytewiseComparator"
ve.MinUnflushedLogNum = 2
ve.NextFileNum = 5
ve.LastSeqNum = 20
ve.NewFiles = []manifest.NewFileEntry{
{Level: 6, Meta: &manifest.FileMetadata{
FileNum: 1, SmallestSeqNum: 2, LargestSeqNum: 5}}}
writeVE(writer, &ve)
ve.MinUnflushedLogNum = 3
ve.NewFiles = []manifest.NewFileEntry{
{Level: 6, Meta: &manifest.FileMetadata{
FileNum: 2, SmallestSeqNum: 1, LargestSeqNum: 4}}}
writeVE(writer, &ve)
err = writer.Close()
if err != nil {
log.Fatal(err)
}
}
func main() {
makeManifest1()
}