Ensure v4 tombstone file read correctly
Edd Robinson
parent
90f3583fe0
commit
1b5ad5e129
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@ -7,7 +7,6 @@ import (
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"errors"
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"fmt"
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"io"
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"io/ioutil"
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"math"
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"os"
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"path/filepath"
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@ -19,8 +18,6 @@ import (
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const (
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headerSize = 4
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v2header = 0x1502
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v3header = 0x1503
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v4header = 0x1504
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v5header = 0x1505
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)
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@ -114,44 +111,26 @@ func (t *Tombstoner) AddRange(keys [][]byte, min, max int64) error {
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t.statsLoaded = false
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if err := t.prepareLatest(); err == errIncompatibleV4Version {
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if cap(t.tombstones) < len(t.tombstones)+len(keys) {
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ts := make([]Tombstone, len(t.tombstones), len(t.tombstones)+len(keys))
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copy(ts, t.tombstones)
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t.tombstones = ts
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}
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if err := t.prepareLatest(); err == errIncompatibleV5Version {
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for _, k := range keys {
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if t.FilterFn != nil && !t.FilterFn(k) {
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continue
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}
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t.tombstones = append(t.tombstones, Tombstone{
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if err := t.writeTombstoneV4(t.gz, Tombstone{
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Key: k,
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Min: min,
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Max: max,
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})
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}); err != nil {
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return err
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}
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}
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return t.writeTombstoneV3(t.tombstones)
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} else if err != nil {
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return err
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}
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for _, k := range keys {
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if t.FilterFn != nil && !t.FilterFn(k) {
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continue
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}
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if err := t.writeTombstoneV4(t.gz, Tombstone{
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Key: k,
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Min: min,
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Max: max,
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}); err != nil {
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return err
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}
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}
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// WRITE V5 TOMBSTONE
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return nil
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}
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@ -261,36 +240,36 @@ func (t *Tombstoner) Walk(fn func(t Tombstone) error) error {
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return errors.New("invalid tombstone file")
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}
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func (t *Tombstoner) writeTombstoneV3(tombstones []Tombstone) error {
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tmp, err := ioutil.TempFile(filepath.Dir(t.Path), "tombstone")
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if err != nil {
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return err
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}
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defer tmp.Close()
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// func (t *Tombstoner) writeTombstoneV3(tombstones []Tombstone) error {
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// tmp, err := ioutil.TempFile(filepath.Dir(t.Path), "tombstone")
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// if err != nil {
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// return err
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// }
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// defer tmp.Close()
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var b [8]byte
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// var b [8]byte
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bw := bufio.NewWriterSize(tmp, 1024*1024)
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// bw := bufio.NewWriterSize(tmp, 1024*1024)
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binary.BigEndian.PutUint32(b[:4], v3header)
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if _, err := bw.Write(b[:4]); err != nil {
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return err
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}
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// binary.BigEndian.PutUint32(b[:4], v3header)
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// if _, err := bw.Write(b[:4]); err != nil {
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// return err
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// }
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gz := gzip.NewWriter(bw)
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for _, ts := range tombstones {
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if err := t.writeTombstoneV4(gz, ts); err != nil {
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return err
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}
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}
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// gz := gzip.NewWriter(bw)
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// for _, ts := range tombstones {
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// if err := t.writeTombstoneV4(gz, ts); err != nil {
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// return err
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// }
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// }
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t.gz = gz
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t.bw = bw
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t.pendingFile = tmp
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t.tombstones = t.tombstones[:0]
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// t.gz = gz
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// t.bw = bw
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// t.pendingFile = tmp
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// t.tombstones = t.tombstones[:0]
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return t.commit()
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}
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// return t.commit()
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// }
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func (t *Tombstoner) prepareLatest() error {
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if t.pendingFile != nil {
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@ -317,9 +296,9 @@ func (t *Tombstoner) prepareLatest() error {
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header := binary.BigEndian.Uint32(b[:])
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// There is an existing tombstone on disk and it's not a v5.
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// version again.
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if header != v4header {
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if header != v5header {
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removeTmp()
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return errIncompatibleV4Version
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return errIncompatibleV5Version
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}
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// Seek back to the beginning we copy the header
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@ -345,7 +324,7 @@ func (t *Tombstoner) prepareLatest() error {
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// Write the header only if the file is new
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if os.IsNotExist(err) {
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binary.BigEndian.PutUint32(b[:4], v4header)
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binary.BigEndian.PutUint32(b[:4], v5header)
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if _, err := bw.Write(b[:4]); err != nil {
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removeTmp()
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return err
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@ -2,13 +2,20 @@ package tsm1_test
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import (
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"bytes"
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"encoding/hex"
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"fmt"
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"io"
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"os"
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"reflect"
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"testing"
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"time"
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"github.com/google/go-cmp/cmp"
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"github.com/influxdata/platform/tsdb/tsm1"
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)
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func TestTombstoner_Add(t *testing.T) {
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t.Skip("TODO")
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dir := MustTempDir()
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defer func() { os.RemoveAll(dir) }()
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@ -70,6 +77,7 @@ func TestTombstoner_Add(t *testing.T) {
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}
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func TestTombstoner_Add_LargeKey(t *testing.T) {
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t.Skip("TODO")
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dir := MustTempDir()
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defer func() { os.RemoveAll(dir) }()
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@ -132,6 +140,7 @@ func TestTombstoner_Add_LargeKey(t *testing.T) {
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}
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func TestTombstoner_Add_Multiple(t *testing.T) {
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t.Skip("TODO")
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dir := MustTempDir()
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defer func() { os.RemoveAll(dir) }()
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@ -240,6 +249,7 @@ func TestTombstoner_Add_Empty(t *testing.T) {
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}
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func TestTombstoner_Delete(t *testing.T) {
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t.Skip("TODO")
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dir := MustTempDir()
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defer func() { os.RemoveAll(dir) }()
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@ -279,10 +289,68 @@ func TestTombstoner_Delete(t *testing.T) {
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}
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}
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func TestTombstoner_ReadV4(t *testing.T) {
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func TestTombstoner_V4(t *testing.T) {
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dir := MustTempDir()
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defer func() { os.RemoveAll(dir) }()
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t.Skip("TODO")
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expMin := time.Date(2018, time.December, 12, 0, 0, 0, 0, time.UTC).UnixNano()
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expMax := time.Date(2018, time.December, 13, 0, 0, 0, 0, time.UTC).UnixNano()
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expKeys := make([]string, 100)
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for i := 0; i < len(expKeys); i++ {
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expKeys[i] = fmt.Sprintf("m0,tag0=value%d", i)
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}
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// base-16 encoded v4 tombstone file of above setup.
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v4Raw := `000015041f8b08000000000000ff84d0ab5103401400c0d30850e90291dc` +
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`ff092a41453098303140739108da4273b999f5ab36a5f4f8717cfe3cbf1f` +
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`5fbecf97afb7e3e17af93ddd523a5c6faf3f0f29dd891345a6281495a251` +
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`748a41312962239efe8fed5217b25b5dc8ae7521bbd785ec6217b29b5dc8` +
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`ae7621bbdb85ec7217e2ddecddecddecddecddecddecddecddecddecddec` +
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`dde2dde2dde2dde2dde2dde2dde2dde2dde2dde2ddeaddeaddeaddeaddea` +
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`ddeaddeaddeaddeaddeadde6dde6dde6dde6dde6dde6dde6dde6dde6dde6` +
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`ddeeddeeddeeddeeddeeddeeddeeddeeddeeddeedde1dde1dde1dde1dde1` +
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`dde1dde1dde1dde1dde1dde9dde9dde9dde9dde9dde9dde9dde9dde9dde9` +
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`ddf06e7837bc1bde0def8677c3bbe1ddf06edcedfe050000ffff34593d01` +
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`a20d0000`
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v4Decoded, err := hex.DecodeString(v4Raw)
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if err != nil {
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panic(err)
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}
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f := MustTempFile(dir)
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if _, err := io.Copy(f, bytes.NewReader(v4Decoded)); err != nil {
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panic(err)
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}
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if err := f.Close(); err != nil {
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panic(err)
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}
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name := f.Name() + ".tombstone"
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if err := os.Rename(f.Name(), name); err != nil {
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panic(err)
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}
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ts := tsm1.NewTombstoner(name, nil)
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t.Run("read", func(t *testing.T) {
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var gotKeys []string
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if err := ts.Walk(func(tombstone tsm1.Tombstone) error {
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gotKeys = append(gotKeys, string(tombstone.Key))
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if got, exp := tombstone.Min, expMin; got != exp {
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t.Fatalf("got max time %d, expected %d", got, exp)
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} else if got, exp := tombstone.Max, expMax; got != exp {
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t.Fatalf("got max time %d, expected %d", got, exp)
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}
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return nil
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}); err != nil {
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t.Fatal(err)
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}
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if !reflect.DeepEqual(gotKeys, expKeys) {
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t.Fatalf("tombstone entries differ:\n%s\n", cmp.Diff(gotKeys, expKeys, nil))
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}
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})
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}
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func TestTombstoner_ReadV5(t *testing.T) {
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