VictoriaMetrics/lib/storage/index_db_test.go

2126 lines
64 KiB
Go

package storage
import (
"bytes"
"fmt"
"io"
"math/rand"
"os"
"reflect"
"regexp"
"sort"
"sync/atomic"
"testing"
"time"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/bytesutil"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/encoding"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/fs"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/mergeset"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/uint64set"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/workingsetcache"
"github.com/VictoriaMetrics/fastcache"
)
func TestMarshalUnmarshalMetricIDs(t *testing.T) {
f := func(metricIDs []uint64) {
t.Helper()
data := marshalMetricIDs(nil, metricIDs)
result, err := unmarshalMetricIDs(nil, data)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !reflect.DeepEqual(result, metricIDs) {
t.Fatalf("unexpected metricIDs after unmarshaling;\ngot\n%d\nwant\n%d", result, metricIDs)
}
}
f(nil)
f([]uint64{1})
f([]uint64{1234, 678932943, 843289893843})
}
func TestMergeSortedMetricIDs(t *testing.T) {
f := func(a, b []uint64) {
t.Helper()
m := make(map[uint64]bool)
var resultExpected []uint64
for _, v := range a {
if !m[v] {
m[v] = true
resultExpected = append(resultExpected, v)
}
}
for _, v := range b {
if !m[v] {
m[v] = true
resultExpected = append(resultExpected, v)
}
}
sort.Slice(resultExpected, func(i, j int) bool {
return resultExpected[i] < resultExpected[j]
})
result := mergeSortedMetricIDs(a, b)
if !reflect.DeepEqual(result, resultExpected) {
t.Fatalf("unexpected result for mergeSortedMetricIDs(%d, %d); got\n%d\nwant\n%d", a, b, result, resultExpected)
}
result = mergeSortedMetricIDs(b, a)
if !reflect.DeepEqual(result, resultExpected) {
t.Fatalf("unexpected result for mergeSortedMetricIDs(%d, %d); got\n%d\nwant\n%d", b, a, result, resultExpected)
}
}
f(nil, nil)
f([]uint64{1}, nil)
f(nil, []uint64{23})
f([]uint64{1234}, []uint64{0})
f([]uint64{1}, []uint64{1})
f([]uint64{1}, []uint64{1, 2, 3})
f([]uint64{1, 2, 3}, []uint64{1, 2, 3})
f([]uint64{1, 2, 3}, []uint64{2, 3})
f([]uint64{0, 1, 7, 8, 9, 13, 20}, []uint64{1, 2, 7, 13, 15})
f([]uint64{0, 1, 2, 3, 4}, []uint64{5, 6, 7, 8})
f([]uint64{0, 1, 2, 3, 4}, []uint64{4, 5, 6, 7, 8})
f([]uint64{0, 1, 2, 3, 4}, []uint64{3, 4, 5, 6, 7, 8})
f([]uint64{2, 3, 4}, []uint64{1, 5, 6, 7})
f([]uint64{2, 3, 4}, []uint64{1, 2, 5, 6, 7})
f([]uint64{2, 3, 4}, []uint64{1, 2, 4, 5, 6, 7})
f([]uint64{2, 3, 4}, []uint64{1, 2, 3, 4, 5, 6, 7})
f([]uint64{2, 3, 4, 6}, []uint64{1, 2, 3, 4, 5, 6, 7})
f([]uint64{2, 3, 4, 6, 7}, []uint64{1, 2, 3, 4, 5, 6, 7})
f([]uint64{2, 3, 4, 6, 7, 8}, []uint64{1, 2, 3, 4, 5, 6, 7})
f([]uint64{2, 3, 4, 6, 7, 8, 9}, []uint64{1, 2, 3, 4, 5, 6, 7})
f([]uint64{1, 2, 3, 4, 6, 7, 8, 9}, []uint64{1, 2, 3, 4, 5, 6, 7})
f([]uint64{1, 2, 3, 4, 6, 7, 8, 9}, []uint64{2, 3, 4, 5, 6, 7})
}
func TestReverseBytes(t *testing.T) {
f := func(s, resultExpected string) {
t.Helper()
result := reverseBytes(nil, []byte(s))
if string(result) != resultExpected {
t.Fatalf("unexpected result for reverseBytes(%q); got %q; want %q", s, result, resultExpected)
}
}
f("", "")
f("a", "a")
f("av", "va")
f("foo.bar", "rab.oof")
}
func TestMergeTagToMetricIDsRows(t *testing.T) {
f := func(items []string, expectedItems []string) {
t.Helper()
var data []byte
var itemsB []mergeset.Item
for _, item := range items {
data = append(data, item...)
itemsB = append(itemsB, mergeset.Item{
Start: uint32(len(data) - len(item)),
End: uint32(len(data)),
})
}
if !checkItemsSorted(data, itemsB) {
t.Fatalf("source items aren't sorted; items:\n%q", itemsB)
}
resultData, resultItemsB := mergeTagToMetricIDsRows(data, itemsB)
if len(resultItemsB) != len(expectedItems) {
t.Fatalf("unexpected len(resultItemsB); got %d; want %d", len(resultItemsB), len(expectedItems))
}
if !checkItemsSorted(resultData, resultItemsB) {
t.Fatalf("result items aren't sorted; items:\n%q", resultItemsB)
}
buf := resultData
for i, it := range resultItemsB {
item := it.Bytes(resultData)
if !bytes.HasPrefix(buf, item) {
t.Fatalf("unexpected prefix for resultData #%d;\ngot\n%X\nwant\n%X", i, buf, item)
}
buf = buf[len(item):]
}
if len(buf) != 0 {
t.Fatalf("unexpected tail left in resultData: %X", buf)
}
var resultItems []string
for _, it := range resultItemsB {
resultItems = append(resultItems, string(it.Bytes(resultData)))
}
if !reflect.DeepEqual(expectedItems, resultItems) {
t.Fatalf("unexpected items;\ngot\n%X\nwant\n%X", resultItems, expectedItems)
}
}
xy := func(nsPrefix byte, key, value string, metricIDs []uint64) string {
dst := marshalCommonPrefix(nil, nsPrefix)
if nsPrefix == nsPrefixDateTagToMetricIDs {
dst = encoding.MarshalUint64(dst, 1234567901233)
}
t := &Tag{
Key: []byte(key),
Value: []byte(value),
}
dst = t.Marshal(dst)
for _, metricID := range metricIDs {
dst = encoding.MarshalUint64(dst, metricID)
}
return string(dst)
}
x := func(key, value string, metricIDs []uint64) string {
return xy(nsPrefixTagToMetricIDs, key, value, metricIDs)
}
y := func(key, value string, metricIDs []uint64) string {
return xy(nsPrefixDateTagToMetricIDs, key, value, metricIDs)
}
f(nil, nil)
f([]string{}, nil)
f([]string{"foo"}, []string{"foo"})
f([]string{"a", "b", "c", "def"}, []string{"a", "b", "c", "def"})
f([]string{"\x00", "\x00b", "\x00c", "\x00def"}, []string{"\x00", "\x00b", "\x00c", "\x00def"})
f([]string{
x("", "", []uint64{0}),
x("", "", []uint64{0}),
x("", "", []uint64{0}),
x("", "", []uint64{0}),
}, []string{
x("", "", []uint64{0}),
x("", "", []uint64{0}),
x("", "", []uint64{0}),
})
f([]string{
x("", "", []uint64{0}),
x("", "", []uint64{0}),
x("", "", []uint64{0}),
y("", "", []uint64{0}),
y("", "", []uint64{0}),
y("", "", []uint64{0}),
}, []string{
x("", "", []uint64{0}),
x("", "", []uint64{0}),
y("", "", []uint64{0}),
y("", "", []uint64{0}),
})
f([]string{
x("", "", []uint64{0}),
x("", "", []uint64{0}),
x("", "", []uint64{0}),
x("", "", []uint64{0}),
"xyz",
}, []string{
x("", "", []uint64{0}),
x("", "", []uint64{0}),
"xyz",
})
f([]string{
"\x00asdf",
x("", "", []uint64{0}),
x("", "", []uint64{0}),
x("", "", []uint64{0}),
x("", "", []uint64{0}),
}, []string{
"\x00asdf",
x("", "", []uint64{0}),
x("", "", []uint64{0}),
})
f([]string{
"\x00asdf",
y("", "", []uint64{0}),
y("", "", []uint64{0}),
y("", "", []uint64{0}),
y("", "", []uint64{0}),
}, []string{
"\x00asdf",
y("", "", []uint64{0}),
y("", "", []uint64{0}),
})
f([]string{
"\x00asdf",
x("", "", []uint64{0}),
x("", "", []uint64{0}),
x("", "", []uint64{0}),
x("", "", []uint64{0}),
"xyz",
}, []string{
"\x00asdf",
x("", "", []uint64{0}),
"xyz",
})
f([]string{
"\x00asdf",
x("", "", []uint64{0}),
x("", "", []uint64{0}),
y("", "", []uint64{0}),
y("", "", []uint64{0}),
"xyz",
}, []string{
"\x00asdf",
x("", "", []uint64{0}),
y("", "", []uint64{0}),
"xyz",
})
f([]string{
"\x00asdf",
x("", "", []uint64{1}),
x("", "", []uint64{2}),
x("", "", []uint64{3}),
x("", "", []uint64{4}),
"xyz",
}, []string{
"\x00asdf",
x("", "", []uint64{1, 2, 3, 4}),
"xyz",
})
f([]string{
"\x00asdf",
x("", "", []uint64{1}),
x("", "", []uint64{2}),
x("", "", []uint64{3}),
x("", "", []uint64{4}),
}, []string{
"\x00asdf",
x("", "", []uint64{1, 2, 3}),
x("", "", []uint64{4}),
})
f([]string{
"\x00asdf",
x("", "", []uint64{1}),
x("", "", []uint64{2, 3, 4}),
x("", "", []uint64{2, 3, 4, 5}),
x("", "", []uint64{3, 5}),
"foo",
}, []string{
"\x00asdf",
x("", "", []uint64{1, 2, 3, 4, 5}),
"foo",
})
f([]string{
"\x00asdf",
x("", "", []uint64{1}),
x("", "a", []uint64{2, 3, 4}),
x("", "a", []uint64{2, 3, 4, 5}),
x("", "b", []uint64{3, 5}),
"foo",
}, []string{
"\x00asdf",
x("", "", []uint64{1}),
x("", "a", []uint64{2, 3, 4, 5}),
x("", "b", []uint64{3, 5}),
"foo",
})
f([]string{
"\x00asdf",
x("", "", []uint64{1}),
x("x", "a", []uint64{2, 3, 4}),
x("y", "", []uint64{2, 3, 4, 5}),
x("y", "x", []uint64{3, 5}),
"foo",
}, []string{
"\x00asdf",
x("", "", []uint64{1}),
x("x", "a", []uint64{2, 3, 4}),
x("y", "", []uint64{2, 3, 4, 5}),
x("y", "x", []uint64{3, 5}),
"foo",
})
f([]string{
"\x00asdf",
x("sdf", "aa", []uint64{1, 1, 3}),
x("sdf", "aa", []uint64{1, 2}),
"foo",
}, []string{
"\x00asdf",
x("sdf", "aa", []uint64{1, 2, 3}),
"foo",
})
f([]string{
"\x00asdf",
x("sdf", "aa", []uint64{1, 2, 2, 4}),
x("sdf", "aa", []uint64{1, 2, 3}),
"foo",
}, []string{
"\x00asdf",
x("sdf", "aa", []uint64{1, 2, 3, 4}),
"foo",
})
// Construct big source chunks
var metricIDs []uint64
metricIDs = metricIDs[:0]
for i := 0; i < maxMetricIDsPerRow-1; i++ {
metricIDs = append(metricIDs, uint64(i))
}
f([]string{
"\x00aa",
x("foo", "bar", metricIDs),
x("foo", "bar", metricIDs),
y("foo", "bar", metricIDs),
y("foo", "bar", metricIDs),
"x",
}, []string{
"\x00aa",
x("foo", "bar", metricIDs),
y("foo", "bar", metricIDs),
"x",
})
metricIDs = metricIDs[:0]
for i := 0; i < maxMetricIDsPerRow; i++ {
metricIDs = append(metricIDs, uint64(i))
}
f([]string{
"\x00aa",
x("foo", "bar", metricIDs),
x("foo", "bar", metricIDs),
"x",
}, []string{
"\x00aa",
x("foo", "bar", metricIDs),
x("foo", "bar", metricIDs),
"x",
})
metricIDs = metricIDs[:0]
for i := 0; i < 3*maxMetricIDsPerRow; i++ {
metricIDs = append(metricIDs, uint64(i))
}
f([]string{
"\x00aa",
x("foo", "bar", metricIDs),
x("foo", "bar", metricIDs),
"x",
}, []string{
"\x00aa",
x("foo", "bar", metricIDs),
x("foo", "bar", metricIDs),
"x",
})
f([]string{
"\x00aa",
x("foo", "bar", []uint64{0, 0, 1, 2, 3}),
x("foo", "bar", metricIDs),
x("foo", "bar", metricIDs),
"x",
}, []string{
"\x00aa",
x("foo", "bar", []uint64{0, 1, 2, 3}),
x("foo", "bar", metricIDs),
x("foo", "bar", metricIDs),
"x",
})
// Check for duplicate metricIDs removal
metricIDs = metricIDs[:0]
for i := 0; i < maxMetricIDsPerRow-1; i++ {
metricIDs = append(metricIDs, 123)
}
f([]string{
"\x00aa",
x("foo", "bar", metricIDs),
x("foo", "bar", metricIDs),
y("foo", "bar", metricIDs),
"x",
}, []string{
"\x00aa",
x("foo", "bar", []uint64{123}),
y("foo", "bar", []uint64{123}),
"x",
})
// Check fallback to the original items after merging, which result in incorrect ordering.
metricIDs = metricIDs[:0]
for i := 0; i < maxMetricIDsPerRow-3; i++ {
metricIDs = append(metricIDs, uint64(123))
}
f([]string{
"\x00aa",
x("foo", "bar", metricIDs),
x("foo", "bar", []uint64{123, 123, 125}),
x("foo", "bar", []uint64{123, 124}),
"x",
}, []string{
"\x00aa",
x("foo", "bar", metricIDs),
x("foo", "bar", []uint64{123, 123, 125}),
x("foo", "bar", []uint64{123, 124}),
"x",
})
f([]string{
"\x00aa",
x("foo", "bar", metricIDs),
x("foo", "bar", []uint64{123, 123, 125}),
x("foo", "bar", []uint64{123, 124}),
y("foo", "bar", []uint64{123, 124}),
}, []string{
"\x00aa",
x("foo", "bar", metricIDs),
x("foo", "bar", []uint64{123, 123, 125}),
x("foo", "bar", []uint64{123, 124}),
y("foo", "bar", []uint64{123, 124}),
})
f([]string{
x("foo", "bar", metricIDs),
x("foo", "bar", []uint64{123, 123, 125}),
x("foo", "bar", []uint64{123, 124}),
}, []string{
x("foo", "bar", metricIDs),
x("foo", "bar", []uint64{123, 123, 125}),
x("foo", "bar", []uint64{123, 124}),
})
}
func TestRemoveDuplicateMetricIDs(t *testing.T) {
f := func(metricIDs, expectedMetricIDs []uint64) {
t.Helper()
a := removeDuplicateMetricIDs(metricIDs)
if !reflect.DeepEqual(a, expectedMetricIDs) {
t.Fatalf("unexpected result from removeDuplicateMetricIDs:\ngot\n%d\nwant\n%d", a, expectedMetricIDs)
}
}
f(nil, nil)
f([]uint64{123}, []uint64{123})
f([]uint64{123, 123}, []uint64{123})
f([]uint64{123, 123, 123}, []uint64{123})
f([]uint64{123, 1234, 1235}, []uint64{123, 1234, 1235})
f([]uint64{0, 1, 1, 2}, []uint64{0, 1, 2})
f([]uint64{0, 0, 0, 1, 1, 2}, []uint64{0, 1, 2})
f([]uint64{0, 1, 1, 2, 2}, []uint64{0, 1, 2})
f([]uint64{0, 1, 2, 2}, []uint64{0, 1, 2})
}
func TestIndexDBOpenClose(t *testing.T) {
s := newTestStorage()
defer stopTestStorage(s)
tableName := nextIndexDBTableName()
for i := 0; i < 5; i++ {
var isReadOnly uint32
db, err := openIndexDB(tableName, s, 0, &isReadOnly)
if err != nil {
t.Fatalf("cannot open indexDB: %s", err)
}
db.MustClose()
}
if err := os.RemoveAll(tableName); err != nil {
t.Fatalf("cannot remove indexDB: %s", err)
}
}
func TestIndexDB(t *testing.T) {
const metricGroups = 10
t.Run("serial", func(t *testing.T) {
s := newTestStorage()
defer stopTestStorage(s)
dbName := nextIndexDBTableName()
var isReadOnly uint32
db, err := openIndexDB(dbName, s, 0, &isReadOnly)
if err != nil {
t.Fatalf("cannot open indexDB: %s", err)
}
defer func() {
db.MustClose()
if err := os.RemoveAll(dbName); err != nil {
t.Fatalf("cannot remove indexDB: %s", err)
}
}()
if err := testIndexDBBigMetricName(db); err != nil {
t.Fatalf("unexpected error: %s", err)
}
mns, tsids, err := testIndexDBGetOrCreateTSIDByName(db, metricGroups)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if err := testIndexDBBigMetricName(db); err != nil {
t.Fatalf("unexpected error: %s", err)
}
if err := testIndexDBCheckTSIDByName(db, mns, tsids, false); err != nil {
t.Fatalf("unexpected error: %s", err)
}
if err := testIndexDBBigMetricName(db); err != nil {
t.Fatalf("unexpected error: %s", err)
}
// Re-open the db and verify it works as expected.
db.MustClose()
db, err = openIndexDB(dbName, s, 0, &isReadOnly)
if err != nil {
t.Fatalf("cannot open indexDB: %s", err)
}
if err := testIndexDBBigMetricName(db); err != nil {
t.Fatalf("unexpected error: %s", err)
}
if err := testIndexDBCheckTSIDByName(db, mns, tsids, false); err != nil {
t.Fatalf("unexpected error: %s", err)
}
if err := testIndexDBBigMetricName(db); err != nil {
t.Fatalf("unexpected error: %s", err)
}
})
t.Run("concurrent", func(t *testing.T) {
s := newTestStorage()
defer stopTestStorage(s)
dbName := nextIndexDBTableName()
var isReadOnly uint32
db, err := openIndexDB(dbName, s, 0, &isReadOnly)
if err != nil {
t.Fatalf("cannot open indexDB: %s", err)
}
defer func() {
db.MustClose()
if err := os.RemoveAll(dbName); err != nil {
t.Fatalf("cannot remove indexDB: %s", err)
}
}()
ch := make(chan error, 3)
for i := 0; i < cap(ch); i++ {
go func() {
if err := testIndexDBBigMetricName(db); err != nil {
ch <- err
return
}
mns, tsid, err := testIndexDBGetOrCreateTSIDByName(db, metricGroups)
if err != nil {
ch <- err
return
}
if err := testIndexDBBigMetricName(db); err != nil {
ch <- err
return
}
if err := testIndexDBCheckTSIDByName(db, mns, tsid, true); err != nil {
ch <- err
return
}
if err := testIndexDBBigMetricName(db); err != nil {
ch <- err
return
}
ch <- nil
}()
}
var errors []error
for i := 0; i < cap(ch); i++ {
select {
case err := <-ch:
if err != nil {
errors = append(errors, fmt.Errorf("unexpected error: %w", err))
}
case <-time.After(30 * time.Second):
t.Fatalf("timeout")
}
}
if len(errors) > 0 {
t.Fatal(errors[0])
}
})
}
func testIndexDBBigMetricName(db *indexDB) error {
var bigBytes []byte
for i := 0; i < 128*1000; i++ {
bigBytes = append(bigBytes, byte(i))
}
var mn MetricName
var tsid TSID
is := db.getIndexSearch(noDeadline)
defer db.putIndexSearch(is)
// Try creating too big metric group
mn.Reset()
mn.MetricGroup = append(mn.MetricGroup[:0], bigBytes...)
mn.sortTags()
metricName := mn.Marshal(nil)
metricNameRaw := mn.marshalRaw(nil)
if err := is.GetOrCreateTSIDByName(&tsid, metricName, metricNameRaw, 0); err == nil {
return fmt.Errorf("expecting non-nil error on an attempt to insert metric with too big MetricGroup")
}
// Try creating too big tag key
mn.Reset()
mn.MetricGroup = append(mn.MetricGroup[:0], "xxx"...)
mn.Tags = []Tag{{
Key: append([]byte(nil), bigBytes...),
Value: []byte("foobar"),
}}
mn.sortTags()
metricName = mn.Marshal(nil)
metricNameRaw = mn.marshalRaw(nil)
if err := is.GetOrCreateTSIDByName(&tsid, metricName, metricNameRaw, 0); err == nil {
return fmt.Errorf("expecting non-nil error on an attempt to insert metric with too big tag key")
}
// Try creating too big tag value
mn.Reset()
mn.MetricGroup = append(mn.MetricGroup[:0], "xxx"...)
mn.Tags = []Tag{{
Key: []byte("foobar"),
Value: append([]byte(nil), bigBytes...),
}}
mn.sortTags()
metricName = mn.Marshal(nil)
metricNameRaw = mn.marshalRaw(nil)
if err := is.GetOrCreateTSIDByName(&tsid, metricName, metricNameRaw, 0); err == nil {
return fmt.Errorf("expecting non-nil error on an attempt to insert metric with too big tag value")
}
// Try creating metric name with too many tags
mn.Reset()
mn.MetricGroup = append(mn.MetricGroup[:0], "xxx"...)
for i := 0; i < 60000; i++ {
mn.Tags = append(mn.Tags, Tag{
Key: []byte(fmt.Sprintf("foobar %d", i)),
Value: []byte(fmt.Sprintf("sdfjdslkfj %d", i)),
})
}
mn.sortTags()
metricName = mn.Marshal(nil)
metricNameRaw = mn.marshalRaw(nil)
if err := is.GetOrCreateTSIDByName(&tsid, metricName, metricNameRaw, 0); err == nil {
return fmt.Errorf("expecting non-nil error on an attempt to insert metric with too many tags")
}
return nil
}
func testIndexDBGetOrCreateTSIDByName(db *indexDB, metricGroups int) ([]MetricName, []TSID, error) {
// Create tsids.
var mns []MetricName
var tsids []TSID
is := db.getIndexSearch(noDeadline)
defer db.putIndexSearch(is)
var metricNameBuf []byte
var metricNameRawBuf []byte
for i := 0; i < 4e2+1; i++ {
var mn MetricName
// Init MetricGroup.
mn.MetricGroup = []byte(fmt.Sprintf("metricGroup.%d\x00\x01\x02", i%metricGroups))
// Init other tags.
tagsCount := rand.Intn(10) + 1
for j := 0; j < tagsCount; j++ {
key := fmt.Sprintf("key\x01\x02\x00_%d_%d", i, j)
value := fmt.Sprintf("val\x01_%d\x00_%d\x02", i, j)
mn.AddTag(key, value)
}
mn.sortTags()
metricNameBuf = mn.Marshal(metricNameBuf[:0])
metricNameRawBuf = mn.marshalRaw(metricNameRawBuf[:0])
// Create tsid for the metricName.
var tsid TSID
if err := is.GetOrCreateTSIDByName(&tsid, metricNameBuf, metricNameRawBuf, 0); err != nil {
return nil, nil, fmt.Errorf("unexpected error when creating tsid for mn:\n%s: %w", &mn, err)
}
mns = append(mns, mn)
tsids = append(tsids, tsid)
}
// fill Date -> MetricID cache
date := uint64(timestampFromTime(time.Now())) / msecPerDay
for i := range tsids {
tsid := &tsids[i]
if err := is.createPerDayIndexes(date, tsid.MetricID, &mns[i]); err != nil {
return nil, nil, fmt.Errorf("error in createPerDayIndexes(%d, %d): %w", date, tsid.MetricID, err)
}
}
// Flush index to disk, so it becomes visible for search
db.tb.DebugFlush()
return mns, tsids, nil
}
func testIndexDBCheckTSIDByName(db *indexDB, mns []MetricName, tsids []TSID, isConcurrent bool) error {
hasValue := func(lvs []string, v []byte) bool {
for _, lv := range lvs {
if string(v) == lv {
return true
}
}
return false
}
timeseriesCounters := make(map[uint64]bool)
var tsidCopy TSID
var metricNameCopy []byte
allLabelNames := make(map[string]bool)
for i := range mns {
mn := &mns[i]
tsid := &tsids[i]
tc := timeseriesCounters
tc[tsid.MetricID] = true
mn.sortTags()
metricName := mn.Marshal(nil)
if err := db.getTSIDByNameNoCreate(&tsidCopy, metricName); err != nil {
return fmt.Errorf("cannot obtain tsid #%d for mn %s: %w", i, mn, err)
}
if isConcurrent {
// Copy tsid.MetricID, since multiple TSIDs may match
// the same mn in concurrent mode.
tsidCopy.MetricID = tsid.MetricID
}
if !reflect.DeepEqual(tsid, &tsidCopy) {
return fmt.Errorf("unexpected tsid for mn:\n%s\ngot\n%+v\nwant\n%+v", mn, &tsidCopy, tsid)
}
// Search for metric name for the given metricID.
var err error
metricNameCopy, err = db.searchMetricNameWithCache(metricNameCopy[:0], tsidCopy.MetricID)
if err != nil {
return fmt.Errorf("error in searchMetricNameWithCache for metricID=%d; i=%d: %w", tsidCopy.MetricID, i, err)
}
if !bytes.Equal(metricName, metricNameCopy) {
return fmt.Errorf("unexpected mn for metricID=%d;\ngot\n%q\nwant\n%q", tsidCopy.MetricID, metricNameCopy, metricName)
}
// Try searching metric name for non-existent MetricID.
buf, err := db.searchMetricNameWithCache(nil, 1)
if err != io.EOF {
return fmt.Errorf("expecting io.EOF error when searching for non-existing metricID; got %v", err)
}
if len(buf) > 0 {
return fmt.Errorf("expecting empty buf when searching for non-existent metricID; got %X", buf)
}
// Test SearchLabelValuesWithFiltersOnTimeRange
lvs, err := db.SearchLabelValuesWithFiltersOnTimeRange(nil, "__name__", nil, TimeRange{}, 1e5, 1e9, noDeadline)
if err != nil {
return fmt.Errorf("error in SearchLabelValuesWithFiltersOnTimeRange(labelName=%q): %w", "__name__", err)
}
if !hasValue(lvs, mn.MetricGroup) {
return fmt.Errorf("SearchLabelValuesWithFiltersOnTimeRange(labelName=%q): couldn't find %q; found %q", "__name__", mn.MetricGroup, lvs)
}
for i := range mn.Tags {
tag := &mn.Tags[i]
lvs, err := db.SearchLabelValuesWithFiltersOnTimeRange(nil, string(tag.Key), nil, TimeRange{}, 1e5, 1e9, noDeadline)
if err != nil {
return fmt.Errorf("error in SearchLabelValuesWithFiltersOnTimeRange(labelName=%q): %w", tag.Key, err)
}
if !hasValue(lvs, tag.Value) {
return fmt.Errorf("SearchLabelValuesWithFiltersOnTimeRange(labelName=%q): couldn't find %q; found %q", tag.Key, tag.Value, lvs)
}
allLabelNames[string(tag.Key)] = true
}
}
// Test SearchLabelNamesWithFiltersOnTimeRange (empty filters, global time range)
lns, err := db.SearchLabelNamesWithFiltersOnTimeRange(nil, nil, TimeRange{}, 1e5, 1e9, noDeadline)
if err != nil {
return fmt.Errorf("error in SearchLabelNamesWithFiltersOnTimeRange(empty filter, global time range): %w", err)
}
if !hasValue(lns, []byte("__name__")) {
return fmt.Errorf("cannot find __name__ in %q", lns)
}
for labelName := range allLabelNames {
if !hasValue(lns, []byte(labelName)) {
return fmt.Errorf("cannot find %q in %q", labelName, lns)
}
}
// Check timerseriesCounters only for serial test.
// Concurrent test may create duplicate timeseries, so GetSeriesCount
// would return more timeseries than needed.
if !isConcurrent {
n, err := db.GetSeriesCount(noDeadline)
if err != nil {
return fmt.Errorf("unexpected error in GetSeriesCount(): %w", err)
}
if n != uint64(len(timeseriesCounters)) {
return fmt.Errorf("unexpected GetSeriesCount(); got %d; want %d", n, uint64(len(timeseriesCounters)))
}
}
// Try tag filters.
currentTime := timestampFromTime(time.Now())
tr := TimeRange{
MinTimestamp: currentTime - msecPerDay,
MaxTimestamp: currentTime + msecPerDay,
}
for i := range mns {
mn := &mns[i]
tsid := &tsids[i]
// Search without regexps.
tfs := NewTagFilters()
if err := tfs.Add(nil, mn.MetricGroup, false, false); err != nil {
return fmt.Errorf("cannot create tag filter for MetricGroup: %w", err)
}
for j := 0; j < len(mn.Tags); j++ {
t := &mn.Tags[j]
if err := tfs.Add(t.Key, t.Value, false, false); err != nil {
return fmt.Errorf("cannot create tag filter for tag: %w", err)
}
}
if err := tfs.Add(nil, []byte("foobar"), true, false); err != nil {
return fmt.Errorf("cannot add negative filter: %w", err)
}
if err := tfs.Add(nil, nil, true, false); err != nil {
return fmt.Errorf("cannot add no-op negative filter: %w", err)
}
tsidsFound, err := searchTSIDsInTest(db, []*TagFilters{tfs}, tr)
if err != nil {
return fmt.Errorf("cannot search by exact tag filter: %w", err)
}
if !testHasTSID(tsidsFound, tsid) {
return fmt.Errorf("tsids is missing in exact tsidsFound\ntsid=%+v\ntsidsFound=%+v\ntfs=%s\nmn=%s\ni=%d", tsid, tsidsFound, tfs, mn, i)
}
// Verify tag cache.
tsidsCached, err := searchTSIDsInTest(db, []*TagFilters{tfs}, tr)
if err != nil {
return fmt.Errorf("cannot search by exact tag filter: %w", err)
}
if !reflect.DeepEqual(tsidsCached, tsidsFound) {
return fmt.Errorf("unexpected tsids returned; got\n%+v; want\n%+v", tsidsCached, tsidsFound)
}
// Add negative filter for zeroing search results.
if err := tfs.Add(nil, mn.MetricGroup, true, false); err != nil {
return fmt.Errorf("cannot add negative filter for zeroing search results: %w", err)
}
tsidsFound, err = searchTSIDsInTest(db, []*TagFilters{tfs}, tr)
if err != nil {
return fmt.Errorf("cannot search by exact tag filter with full negative: %w", err)
}
if testHasTSID(tsidsFound, tsid) {
return fmt.Errorf("unexpected tsid found for exact negative filter\ntsid=%+v\ntsidsFound=%+v\ntfs=%s\nmn=%s", tsid, tsidsFound, tfs, mn)
}
// Search for Graphite wildcard
tfs.Reset()
n := bytes.IndexByte(mn.MetricGroup, '.')
if n < 0 {
return fmt.Errorf("cannot find dot in MetricGroup %q", mn.MetricGroup)
}
re := "[^.]*" + regexp.QuoteMeta(string(mn.MetricGroup[n:]))
if err := tfs.Add(nil, []byte(re), false, true); err != nil {
return fmt.Errorf("cannot create regexp tag filter for Graphite wildcard")
}
tsidsFound, err = searchTSIDsInTest(db, []*TagFilters{tfs}, tr)
if err != nil {
return fmt.Errorf("cannot search by regexp tag filter for Graphite wildcard: %w", err)
}
if !testHasTSID(tsidsFound, tsid) {
return fmt.Errorf("tsids is missing in regexp for Graphite wildcard tsidsFound\ntsid=%+v\ntsidsFound=%+v\ntfs=%s\nmn=%s", tsid, tsidsFound, tfs, mn)
}
// Search with a filter matching empty tag (a single filter)
// See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1601
tfs.Reset()
if err := tfs.Add(nil, mn.MetricGroup, false, false); err != nil {
return fmt.Errorf("cannot create tag filter for MetricGroup: %w", err)
}
if err := tfs.Add([]byte("non-existent-tag"), []byte("foo|"), false, true); err != nil {
return fmt.Errorf("cannot create regexp tag filter for non-existing tag: %w", err)
}
tsidsFound, err = searchTSIDsInTest(db, []*TagFilters{tfs}, tr)
if err != nil {
return fmt.Errorf("cannot search with a filter matching empty tag: %w", err)
}
if !testHasTSID(tsidsFound, tsid) {
return fmt.Errorf("tsids is missing when matching a filter with empty tag tsidsFound\ntsid=%+v\ntsidsFound=%+v\ntfs=%s\nmn=%s", tsid, tsidsFound, tfs, mn)
}
// Search with filters matching empty tags (multiple filters)
// See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1601
tfs.Reset()
if err := tfs.Add(nil, mn.MetricGroup, false, false); err != nil {
return fmt.Errorf("cannot create tag filter for MetricGroup: %w", err)
}
if err := tfs.Add([]byte("non-existent-tag1"), []byte("foo|"), false, true); err != nil {
return fmt.Errorf("cannot create regexp tag filter for non-existing tag1: %w", err)
}
if err := tfs.Add([]byte("non-existent-tag2"), []byte("bar|"), false, true); err != nil {
return fmt.Errorf("cannot create regexp tag filter for non-existing tag2: %w", err)
}
tsidsFound, err = searchTSIDsInTest(db, []*TagFilters{tfs}, tr)
if err != nil {
return fmt.Errorf("cannot search with multipel filters matching empty tags: %w", err)
}
if !testHasTSID(tsidsFound, tsid) {
return fmt.Errorf("tsids is missing when matching multiple filters with empty tags tsidsFound\ntsid=%+v\ntsidsFound=%+v\ntfs=%s\nmn=%s", tsid, tsidsFound, tfs, mn)
}
// Search with regexps.
tfs.Reset()
if err := tfs.Add(nil, mn.MetricGroup, false, true); err != nil {
return fmt.Errorf("cannot create regexp tag filter for MetricGroup: %w", err)
}
for j := 0; j < len(mn.Tags); j++ {
t := &mn.Tags[j]
if err := tfs.Add(t.Key, append(t.Value, "|foo*."...), false, true); err != nil {
return fmt.Errorf("cannot create regexp tag filter for tag: %w", err)
}
if err := tfs.Add(t.Key, append(t.Value, "|aaa|foo|bar"...), false, true); err != nil {
return fmt.Errorf("cannot create regexp tag filter for tag: %w", err)
}
}
if err := tfs.Add(nil, []byte("^foobar$"), true, true); err != nil {
return fmt.Errorf("cannot add negative filter with regexp: %w", err)
}
if err := tfs.Add(nil, nil, true, true); err != nil {
return fmt.Errorf("cannot add no-op negative filter with regexp: %w", err)
}
tsidsFound, err = searchTSIDsInTest(db, []*TagFilters{tfs}, tr)
if err != nil {
return fmt.Errorf("cannot search by regexp tag filter: %w", err)
}
if !testHasTSID(tsidsFound, tsid) {
return fmt.Errorf("tsids is missing in regexp tsidsFound\ntsid=%+v\ntsidsFound=%+v\ntfs=%s\nmn=%s", tsid, tsidsFound, tfs, mn)
}
if err := tfs.Add(nil, mn.MetricGroup, true, true); err != nil {
return fmt.Errorf("cannot add negative filter for zeroing search results: %w", err)
}
tsidsFound, err = searchTSIDsInTest(db, []*TagFilters{tfs}, tr)
if err != nil {
return fmt.Errorf("cannot search by regexp tag filter with full negative: %w", err)
}
if testHasTSID(tsidsFound, tsid) {
return fmt.Errorf("unexpected tsid found for regexp negative filter\ntsid=%+v\ntsidsFound=%+v\ntfs=%s\nmn=%s", tsid, tsidsFound, tfs, mn)
}
// Search with filter matching zero results.
tfs.Reset()
if err := tfs.Add([]byte("non-existing-key"), []byte("foobar"), false, false); err != nil {
return fmt.Errorf("cannot add non-existing key: %w", err)
}
if err := tfs.Add(nil, mn.MetricGroup, false, true); err != nil {
return fmt.Errorf("cannot create tag filter for MetricGroup matching zero results: %w", err)
}
tsidsFound, err = searchTSIDsInTest(db, []*TagFilters{tfs}, tr)
if err != nil {
return fmt.Errorf("cannot search by non-existing tag filter: %w", err)
}
if len(tsidsFound) > 0 {
return fmt.Errorf("non-zero tsidsFound for non-existing tag filter: %+v", tsidsFound)
}
if isConcurrent {
// Skip empty filter search in concurrent mode, since it looks like
// it has a lag preventing from correct work.
continue
}
// Search with empty filter. It should match all the results.
tfs.Reset()
tsidsFound, err = searchTSIDsInTest(db, []*TagFilters{tfs}, tr)
if err != nil {
return fmt.Errorf("cannot search for common prefix: %w", err)
}
if !testHasTSID(tsidsFound, tsid) {
return fmt.Errorf("tsids is missing in common prefix\ntsid=%+v\ntsidsFound=%+v\ntfs=%s\nmn=%s", tsid, tsidsFound, tfs, mn)
}
// Search with empty metricGroup. It should match zero results.
tfs.Reset()
if err := tfs.Add(nil, nil, false, false); err != nil {
return fmt.Errorf("cannot create tag filter for empty metricGroup: %w", err)
}
tsidsFound, err = searchTSIDsInTest(db, []*TagFilters{tfs}, tr)
if err != nil {
return fmt.Errorf("cannot search for empty metricGroup: %w", err)
}
if len(tsidsFound) != 0 {
return fmt.Errorf("unexpected non-empty tsids found for empty metricGroup: %v", tsidsFound)
}
// Search with multiple tfss
tfs1 := NewTagFilters()
if err := tfs1.Add(nil, nil, false, false); err != nil {
return fmt.Errorf("cannot create tag filter for empty metricGroup: %w", err)
}
tfs2 := NewTagFilters()
if err := tfs2.Add(nil, mn.MetricGroup, false, false); err != nil {
return fmt.Errorf("cannot create tag filter for MetricGroup: %w", err)
}
tsidsFound, err = searchTSIDsInTest(db, []*TagFilters{tfs1, tfs2}, tr)
if err != nil {
return fmt.Errorf("cannot search for empty metricGroup: %w", err)
}
if !testHasTSID(tsidsFound, tsid) {
return fmt.Errorf("tsids is missing when searching for multiple tfss \ntsid=%+v\ntsidsFound=%+v\ntfs=%s\nmn=%s", tsid, tsidsFound, tfs, mn)
}
// Verify empty tfss
tsidsFound, err = searchTSIDsInTest(db, nil, tr)
if err != nil {
return fmt.Errorf("cannot search for nil tfss: %w", err)
}
if len(tsidsFound) != 0 {
return fmt.Errorf("unexpected non-empty tsids fround for nil tfss; found %d tsids", len(tsidsFound))
}
}
return nil
}
func searchTSIDsInTest(db *indexDB, tfs []*TagFilters, tr TimeRange) ([]TSID, error) {
metricIDs, err := db.searchMetricIDs(nil, tfs, tr, 1e5, noDeadline)
if err != nil {
return nil, err
}
return db.getTSIDsFromMetricIDs(nil, metricIDs, noDeadline)
}
func testHasTSID(tsids []TSID, tsid *TSID) bool {
for i := range tsids {
if tsids[i] == *tsid {
return true
}
}
return false
}
func TestMatchTagFilters(t *testing.T) {
var mn MetricName
mn.MetricGroup = append(mn.MetricGroup, "foobar_metric"...)
for i := 0; i < 5; i++ {
key := fmt.Sprintf("key %d", i)
value := fmt.Sprintf("value %d", i)
mn.AddTag(key, value)
}
var bb bytesutil.ByteBuffer
var tfs TagFilters
tfs.Reset()
if err := tfs.Add(nil, []byte("foobar_metric"), false, false); err != nil {
t.Fatalf("cannot add filter: %s", err)
}
ok, err := matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !ok {
t.Fatalf("should match")
}
// Empty tag filters should match.
tfs.Reset()
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !ok {
t.Fatalf("empty tag filters should match")
}
// Negative match by MetricGroup
tfs.Reset()
if err := tfs.Add(nil, []byte("foobar"), false, false); err != nil {
t.Fatalf("cannot add no regexp, no negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if ok {
t.Fatalf("Shouldn't match")
}
tfs.Reset()
if err := tfs.Add(nil, []byte("obar.+"), false, true); err != nil {
t.Fatalf("cannot add regexp, no negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if ok {
t.Fatalf("Shouldn't match")
}
tfs.Reset()
if err := tfs.Add(nil, []byte("foobar_metric"), true, false); err != nil {
t.Fatalf("cannot add no regexp, negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if ok {
t.Fatalf("Shouldn't match")
}
tfs.Reset()
if err := tfs.Add(nil, []byte("foob.+metric"), true, true); err != nil {
t.Fatalf("cannot add regexp, negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if ok {
t.Fatalf("Shouldn't match")
}
tfs.Reset()
if err := tfs.Add(nil, []byte(".+"), true, true); err != nil {
t.Fatalf("cannot add regexp, negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if ok {
t.Fatalf("Shouldn't match")
}
// Positive match by MetricGroup
tfs.Reset()
if err := tfs.Add(nil, []byte("foobar_metric"), false, false); err != nil {
t.Fatalf("cannot add no regexp, no negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !ok {
t.Fatalf("Should match")
}
tfs.Reset()
if err := tfs.Add(nil, []byte("foobar.+etric"), false, true); err != nil {
t.Fatalf("cannot add regexp, no negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !ok {
t.Fatalf("Should match")
}
tfs.Reset()
if err := tfs.Add(nil, []byte("obar_metric"), true, false); err != nil {
t.Fatalf("cannot add no regexp, negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !ok {
t.Fatalf("Should match")
}
tfs.Reset()
if err := tfs.Add(nil, []byte("ob.+metric"), true, true); err != nil {
t.Fatalf("cannot add regexp, negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !ok {
t.Fatalf("Should match")
}
tfs.Reset()
if err := tfs.Add(nil, []byte(".+"), false, true); err != nil {
t.Fatalf("cannot add regexp, positive filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !ok {
t.Fatalf("Should match")
}
// Positive empty match by non-existing tag
tfs.Reset()
if err := tfs.Add([]byte("non-existing-tag"), []byte("foobar|"), false, true); err != nil {
t.Fatalf("cannot add regexp, positive filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !ok {
t.Fatalf("Should match")
}
// Negative match by non-existing tag
tfs.Reset()
if err := tfs.Add([]byte("non-existing-tag"), []byte("foobar"), false, false); err != nil {
t.Fatalf("cannot add no regexp, no negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if ok {
t.Fatalf("Shouldn't match")
}
tfs.Reset()
if err := tfs.Add([]byte("non-existing-tag"), []byte("obar.+"), false, true); err != nil {
t.Fatalf("cannot add regexp, no negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if ok {
t.Fatalf("Shouldn't match")
}
tfs.Reset()
if err := tfs.Add([]byte("non-existing-tag"), []byte("foobar_metric"), true, false); err != nil {
t.Fatalf("cannot add no regexp, negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !ok {
t.Fatalf("Should match")
}
tfs.Reset()
if err := tfs.Add([]byte("non-existing-tag"), []byte("foob.+metric"), true, true); err != nil {
t.Fatalf("cannot add regexp, negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !ok {
t.Fatalf("Should match")
}
tfs.Reset()
if err := tfs.Add([]byte("non-existing-tag"), []byte(".+"), true, true); err != nil {
t.Fatalf("cannot add regexp, negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !ok {
t.Fatalf("Should match")
}
tfs.Reset()
if err := tfs.Add([]byte("non-existing-tag"), []byte(".+"), false, true); err != nil {
t.Fatalf("cannot add regexp, non-negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if ok {
t.Fatalf("Shouldn't match")
}
// Negative match by existing tag
tfs.Reset()
if err := tfs.Add([]byte("key 0"), []byte("foobar"), false, false); err != nil {
t.Fatalf("cannot add no regexp, no negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if ok {
t.Fatalf("Shouldn't match")
}
tfs.Reset()
if err := tfs.Add([]byte("key 1"), []byte("obar.+"), false, true); err != nil {
t.Fatalf("cannot add regexp, no negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if ok {
t.Fatalf("Shouldn't match")
}
tfs.Reset()
if err := tfs.Add([]byte("key 2"), []byte("value 2"), true, false); err != nil {
t.Fatalf("cannot add no regexp, negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if ok {
t.Fatalf("Shouldn't match")
}
tfs.Reset()
if err := tfs.Add([]byte("key 3"), []byte("v.+lue 3"), true, true); err != nil {
t.Fatalf("cannot add regexp, negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if ok {
t.Fatalf("Shouldn't match")
}
tfs.Reset()
if err := tfs.Add([]byte("key 3"), []byte(".+"), true, true); err != nil {
t.Fatalf("cannot add regexp, negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if ok {
t.Fatalf("Shouldn't match")
}
// See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/546
tfs.Reset()
if err := tfs.Add([]byte("key 3"), []byte("|value 3"), true, true); err != nil {
t.Fatalf("cannot add regexp, negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if ok {
t.Fatalf("Shouldn't match")
}
tfs.Reset()
if err := tfs.Add([]byte("key 3"), []byte("|value 2"), true, true); err != nil {
t.Fatalf("cannot add regexp, negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !ok {
t.Fatalf("Should match")
}
// Positive match by existing tag
tfs.Reset()
if err := tfs.Add([]byte("key 0"), []byte("value 0"), false, false); err != nil {
t.Fatalf("cannot add no regexp, no negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !ok {
t.Fatalf("Should match")
}
tfs.Reset()
if err := tfs.Add([]byte("key 1"), []byte(".+lue 1"), false, true); err != nil {
t.Fatalf("cannot add regexp, no negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !ok {
t.Fatalf("Should match")
}
tfs.Reset()
if err := tfs.Add([]byte("key 2"), []byte("value 3"), true, false); err != nil {
t.Fatalf("cannot add no regexp, negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !ok {
t.Fatalf("Should match")
}
tfs.Reset()
if err := tfs.Add([]byte("key 3"), []byte("v.+lue 2|"), true, true); err != nil {
t.Fatalf("cannot add regexp, negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !ok {
t.Fatalf("Should match")
}
tfs.Reset()
if err := tfs.Add([]byte("key 3"), []byte(""), true, false); err != nil {
t.Fatalf("cannot add regexp, negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !ok {
t.Fatalf("Should match")
}
tfs.Reset()
if err := tfs.Add([]byte("key 3"), []byte(".+"), false, true); err != nil {
t.Fatalf("cannot add regexp, non-negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !ok {
t.Fatalf("Should match")
}
// Positive match by multiple tags and MetricGroup
tfs.Reset()
if err := tfs.Add([]byte("key 0"), []byte("value 0"), false, false); err != nil {
t.Fatalf("cannot add no regexp, no negative filter: %s", err)
}
if err := tfs.Add([]byte("key 2"), []byte("value [0-9]"), false, true); err != nil {
t.Fatalf("cannot add regexp, no negative filter: %s", err)
}
if err := tfs.Add([]byte("key 3"), []byte("value 23"), true, false); err != nil {
t.Fatalf("cannt add no regexp, negative filter: %s", err)
}
if err := tfs.Add([]byte("key 2"), []byte("lue.+43"), true, true); err != nil {
t.Fatalf("cannot add regexp, negative filter: %s", err)
}
if err := tfs.Add(nil, []byte("foobar_metric"), false, false); err != nil {
t.Fatalf("cannot add no regexp, no negative filter: %s", err)
}
if err := tfs.Add(nil, []byte("foo.+metric"), false, true); err != nil {
t.Fatalf("cannot add regexp, no negative filter: %s", err)
}
if err := tfs.Add(nil, []byte("sdfdsf"), true, false); err != nil {
t.Fatalf("cannot add no regexp, negative filter: %s", err)
}
if err := tfs.Add(nil, []byte("o.+metr"), true, true); err != nil {
t.Fatalf("cannot add regexp, negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !ok {
t.Fatalf("Should match")
}
// Negative match by multiple tags and MetricGroup
tfs.Reset()
// Positive matches
if err := tfs.Add([]byte("key 0"), []byte("value 0"), false, false); err != nil {
t.Fatalf("cannot add no regexp, no negative filter: %s", err)
}
if err := tfs.Add([]byte("key 2"), []byte("value [0-9]"), false, true); err != nil {
t.Fatalf("cannot add regexp, no negative filter: %s", err)
}
if err := tfs.Add([]byte("key 3"), []byte("value 23"), true, false); err != nil {
t.Fatalf("cannot add no regexp, negative filter: %s", err)
}
// Negative matches
if err := tfs.Add([]byte("key 2"), []byte("v.+2"), true, true); err != nil {
t.Fatalf("cannot add regexp, negative filter: %s", err)
}
if err := tfs.Add(nil, []byte("obar_metric"), false, false); err != nil {
t.Fatalf("cannot add no regexp, no negative filter: %s", err)
}
if err := tfs.Add(nil, []byte("oo.+metric"), false, true); err != nil {
t.Fatalf("cannot add regexp, no negative filter: %s", err)
}
// Positive matches
if err := tfs.Add(nil, []byte("sdfdsf"), true, false); err != nil {
t.Fatalf("cannot add no regexp, negative filter: %s", err)
}
if err := tfs.Add(nil, []byte("o.+metr"), true, true); err != nil {
t.Fatalf("cannot add regexp, negative filter: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if ok {
t.Fatalf("Shouldn't match")
}
// Negative match for multiple non-regexp positive filters
tfs.Reset()
if err := tfs.Add(nil, []byte("foobar_metric"), false, false); err != nil {
t.Fatalf("cannot add non-regexp positive filter for MetricGroup: %s", err)
}
if err := tfs.Add([]byte("non-existing-metric"), []byte("foobar"), false, false); err != nil {
t.Fatalf("cannot add non-regexp positive filter for non-existing tag: %s", err)
}
ok, err = matchTagFilters(&mn, toTFPointers(tfs.tfs), &bb)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if ok {
t.Fatalf("Shouldn't match")
}
}
func TestIndexDBRepopulateAfterRotation(t *testing.T) {
path := "TestIndexRepopulateAfterRotation"
s, err := OpenStorage(path, 0, 1e5, 1e5)
if err != nil {
t.Fatalf("cannot open storage: %s", err)
}
s.retentionMsecs = msecsPerMonth
defer func() {
s.MustClose()
if err := os.RemoveAll(path); err != nil {
t.Fatalf("cannot remove %q: %s", path, err)
}
}()
db := s.idb()
if db.generation == 0 {
t.Fatalf("expected indexDB generation to be not 0")
}
const metricRowsN = 1000
// use min-max timestamps of 1month range to create smaller number of partitions
timeMin, timeMax := time.Now().Add(-730*time.Hour), time.Now()
mrs := testGenerateMetricRows(metricRowsN, timeMin.UnixMilli(), timeMax.UnixMilli())
if err := s.AddRows(mrs, defaultPrecisionBits); err != nil {
t.Fatalf("unexpected error when adding mrs: %s", err)
}
s.DebugFlush()
// verify the storage contains rows.
var m Metrics
s.UpdateMetrics(&m)
if m.TableMetrics.SmallRowsCount < uint64(metricRowsN) {
t.Fatalf("expecting at least %d rows in the table; got %d", metricRowsN, m.TableMetrics.SmallRowsCount)
}
// check new series were registered in indexDB
added := atomic.LoadUint64(&db.newTimeseriesCreated)
if added != metricRowsN {
t.Fatalf("expected indexDB to contain %d rows; got %d", metricRowsN, added)
}
// check new series were added to cache
var cs fastcache.Stats
s.tsidCache.UpdateStats(&cs)
if cs.EntriesCount != metricRowsN {
t.Fatalf("expected tsidCache to contain %d rows; got %d", metricRowsN, cs.EntriesCount)
}
// check if cache entries do belong to current indexDB generation
var genTSID generationTSID
for _, mr := range mrs {
s.getTSIDFromCache(&genTSID, mr.MetricNameRaw)
if genTSID.generation != db.generation {
t.Fatalf("expected all entries in tsidCache to have the same indexDB generation: %d;"+
"got %d", db.generation, genTSID.generation)
}
}
prevGeneration := db.generation
// force index rotation
s.mustRotateIndexDB()
// check tsidCache wasn't reset after the rotation
var cs2 fastcache.Stats
s.tsidCache.UpdateStats(&cs2)
if cs.EntriesCount != metricRowsN {
t.Fatalf("expected tsidCache after rotation to contain %d rows; got %d", metricRowsN, cs2.EntriesCount)
}
dbNew := s.idb()
if dbNew.generation == 0 {
t.Fatalf("expected new indexDB generation to be not 0")
}
if dbNew.generation == prevGeneration {
t.Fatalf("expected new indexDB generation %d to be different from prev indexDB", dbNew.generation)
}
// Re-insert rows again and verify that entries belong prevGeneration and dbNew.generation,
// while the majority of entries remain at prevGeneration.
if err := s.AddRows(mrs, defaultPrecisionBits); err != nil {
t.Fatalf("unexpected error when adding mrs: %s", err)
}
s.DebugFlush()
entriesByGeneration := make(map[uint64]int)
for _, mr := range mrs {
s.getTSIDFromCache(&genTSID, mr.MetricNameRaw)
entriesByGeneration[genTSID.generation]++
}
if len(entriesByGeneration) > 2 {
t.Fatalf("expecting two generations; got %d", entriesByGeneration)
}
prevEntries := entriesByGeneration[prevGeneration]
currEntries := entriesByGeneration[dbNew.generation]
totalEntries := prevEntries + currEntries
if totalEntries != metricRowsN {
t.Fatalf("unexpected number of entries in tsid cache; got %d; want %d", totalEntries, metricRowsN)
}
if float64(currEntries)/float64(totalEntries) > 0.1 {
t.Fatalf("too big share of entries in the new generation; currEntries=%d, prevEntries=%d", currEntries, prevEntries)
}
}
func TestSearchTSIDWithTimeRange(t *testing.T) {
s := newTestStorage()
defer stopTestStorage(s)
dbName := nextIndexDBTableName()
var isReadOnly uint32
db, err := openIndexDB(dbName, s, 0, &isReadOnly)
if err != nil {
t.Fatalf("cannot open indexDB: %s", err)
}
defer func() {
db.MustClose()
if err := os.RemoveAll(dbName); err != nil {
t.Fatalf("cannot remove indexDB: %s", err)
}
}()
is := db.getIndexSearch(noDeadline)
defer db.putIndexSearch(is)
// Create a bunch of per-day time series
const days = 5
const metricsPerDay = 1000
theDay := time.Date(2019, time.October, 15, 5, 1, 0, 0, time.UTC)
now := uint64(timestampFromTime(theDay))
baseDate := now / msecPerDay
var metricNameBuf []byte
var metricNameRawBuf []byte
perDayMetricIDs := make(map[uint64]*uint64set.Set)
var allMetricIDs uint64set.Set
labelNames := []string{
"__name__", "constant", "day", "uniqueid",
}
labelValues := []string{
"testMetric",
}
sort.Strings(labelNames)
for day := 0; day < days; day++ {
var tsids []TSID
var mns []MetricName
for metric := 0; metric < metricsPerDay; metric++ {
var mn MetricName
mn.MetricGroup = []byte("testMetric")
mn.AddTag(
"constant",
"const",
)
mn.AddTag(
"day",
fmt.Sprintf("%v", day),
)
mn.AddTag(
"uniqueid",
fmt.Sprintf("%v", metric),
)
mn.sortTags()
metricNameBuf = mn.Marshal(metricNameBuf[:0])
metricNameRawBuf = mn.marshalRaw(metricNameRawBuf[:0])
var tsid TSID
if err := is.GetOrCreateTSIDByName(&tsid, metricNameBuf, metricNameRawBuf, 0); err != nil {
t.Fatalf("unexpected error when creating tsid for mn:\n%s: %s", &mn, err)
}
mns = append(mns, mn)
tsids = append(tsids, tsid)
}
// Add the metrics to the per-day stores
date := baseDate - uint64(day)
var metricIDs uint64set.Set
for i := range tsids {
tsid := &tsids[i]
metricIDs.Add(tsid.MetricID)
if err := is.createPerDayIndexes(date, tsid.MetricID, &mns[i]); err != nil {
t.Fatalf("error in createPerDayIndexes(%d, %d): %s", date, tsid.MetricID, err)
}
}
allMetricIDs.Union(&metricIDs)
perDayMetricIDs[date] = &metricIDs
}
// Flush index to disk, so it becomes visible for search
db.tb.DebugFlush()
is2 := db.getIndexSearch(noDeadline)
defer db.putIndexSearch(is2)
// Check that all the metrics are found for all the days.
for date := baseDate - days + 1; date <= baseDate; date++ {
metricIDs, err := is2.getMetricIDsForDate(date, metricsPerDay)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !perDayMetricIDs[date].Equal(metricIDs) {
t.Fatalf("unexpected metricIDs found;\ngot\n%d\nwant\n%d", metricIDs.AppendTo(nil), perDayMetricIDs[date].AppendTo(nil))
}
}
// Check that all the metrics are found in global index
metricIDs, err := is2.getMetricIDsForDate(0, metricsPerDay*days)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if !allMetricIDs.Equal(metricIDs) {
t.Fatalf("unexpected metricIDs found;\ngot\n%d\nwant\n%d", metricIDs.AppendTo(nil), allMetricIDs.AppendTo(nil))
}
// Check SearchLabelNamesWithFiltersOnTimeRange with the specified time range.
tr := TimeRange{
MinTimestamp: int64(now) - msecPerDay,
MaxTimestamp: int64(now),
}
lns, err := db.SearchLabelNamesWithFiltersOnTimeRange(nil, nil, tr, 10000, 1e9, noDeadline)
if err != nil {
t.Fatalf("unexpected error in SearchLabelNamesWithFiltersOnTimeRange(timeRange=%s): %s", &tr, err)
}
sort.Strings(lns)
if !reflect.DeepEqual(lns, labelNames) {
t.Fatalf("unexpected labelNames; got\n%s\nwant\n%s", lns, labelNames)
}
// Check SearchLabelValuesWithFiltersOnTimeRange with the specified time range.
lvs, err := db.SearchLabelValuesWithFiltersOnTimeRange(nil, "", nil, tr, 10000, 1e9, noDeadline)
if err != nil {
t.Fatalf("unexpected error in SearchLabelValuesWithFiltersOnTimeRange(timeRange=%s): %s", &tr, err)
}
sort.Strings(lvs)
if !reflect.DeepEqual(lvs, labelValues) {
t.Fatalf("unexpected labelValues; got\n%s\nwant\n%s", lvs, labelValues)
}
// Create a filter that will match series that occur across multiple days
tfs := NewTagFilters()
if err := tfs.Add([]byte("constant"), []byte("const"), false, false); err != nil {
t.Fatalf("cannot add filter: %s", err)
}
// Perform a search within a day.
// This should return the metrics for the day
tr = TimeRange{
MinTimestamp: int64(now - 2*msecPerHour - 1),
MaxTimestamp: int64(now),
}
matchedTSIDs, err := searchTSIDsInTest(db, []*TagFilters{tfs}, tr)
if err != nil {
t.Fatalf("error searching tsids: %v", err)
}
if len(matchedTSIDs) != metricsPerDay {
t.Fatalf("expected %d time series for current day, got %d time series", metricsPerDay, len(matchedTSIDs))
}
// Check SearchLabelNamesWithFiltersOnTimeRange with the specified filter.
lns, err = db.SearchLabelNamesWithFiltersOnTimeRange(nil, []*TagFilters{tfs}, TimeRange{}, 10000, 1e9, noDeadline)
if err != nil {
t.Fatalf("unexpected error in SearchLabelNamesWithFiltersOnTimeRange(filters=%s): %s", tfs, err)
}
sort.Strings(lns)
if !reflect.DeepEqual(lns, labelNames) {
t.Fatalf("unexpected labelNames; got\n%s\nwant\n%s", lns, labelNames)
}
// Check SearchLabelNamesWithFiltersOnTimeRange with the specified filter and time range.
lns, err = db.SearchLabelNamesWithFiltersOnTimeRange(nil, []*TagFilters{tfs}, tr, 10000, 1e9, noDeadline)
if err != nil {
t.Fatalf("unexpected error in SearchLabelNamesWithFiltersOnTimeRange(filters=%s, timeRange=%s): %s", tfs, &tr, err)
}
sort.Strings(lns)
if !reflect.DeepEqual(lns, labelNames) {
t.Fatalf("unexpected labelNames; got\n%s\nwant\n%s", lns, labelNames)
}
// Check SearchLabelValuesWithFiltersOnTimeRange with the specified filter.
lvs, err = db.SearchLabelValuesWithFiltersOnTimeRange(nil, "", []*TagFilters{tfs}, TimeRange{}, 10000, 1e9, noDeadline)
if err != nil {
t.Fatalf("unexpected error in SearchLabelValuesWithFiltersOnTimeRange(filters=%s): %s", tfs, err)
}
sort.Strings(lvs)
if !reflect.DeepEqual(lvs, labelValues) {
t.Fatalf("unexpected labelValues; got\n%s\nwant\n%s", lvs, labelValues)
}
// Check SearchLabelValuesWithFiltersOnTimeRange with the specified filter and time range.
lvs, err = db.SearchLabelValuesWithFiltersOnTimeRange(nil, "", []*TagFilters{tfs}, tr, 10000, 1e9, noDeadline)
if err != nil {
t.Fatalf("unexpected error in SearchLabelValuesWithFiltersOnTimeRange(filters=%s, timeRange=%s): %s", tfs, &tr, err)
}
sort.Strings(lvs)
if !reflect.DeepEqual(lvs, labelValues) {
t.Fatalf("unexpected labelValues; got\n%s\nwant\n%s", lvs, labelValues)
}
// Perform a search across all the days, should match all metrics
tr = TimeRange{
MinTimestamp: int64(now - msecPerDay*days),
MaxTimestamp: int64(now),
}
matchedTSIDs, err = searchTSIDsInTest(db, []*TagFilters{tfs}, tr)
if err != nil {
t.Fatalf("error searching tsids: %v", err)
}
if len(matchedTSIDs) != metricsPerDay*days {
t.Fatalf("expected %d time series for all days, got %d time series", metricsPerDay*days, len(matchedTSIDs))
}
// Check GetTSDBStatus with nil filters.
status, err := db.GetTSDBStatus(nil, nil, baseDate, "day", 5, 1e6, noDeadline)
if err != nil {
t.Fatalf("error in GetTSDBStatus with nil filters: %s", err)
}
if !status.hasEntries() {
t.Fatalf("expecting non-empty TSDB status")
}
expectedSeriesCountByMetricName := []TopHeapEntry{
{
Name: "testMetric",
Count: 1000,
},
}
if !reflect.DeepEqual(status.SeriesCountByMetricName, expectedSeriesCountByMetricName) {
t.Fatalf("unexpected SeriesCountByMetricName;\ngot\n%v\nwant\n%v", status.SeriesCountByMetricName, expectedSeriesCountByMetricName)
}
expectedSeriesCountByLabelName := []TopHeapEntry{
{
Name: "__name__",
Count: 1000,
},
{
Name: "constant",
Count: 1000,
},
{
Name: "day",
Count: 1000,
},
{
Name: "uniqueid",
Count: 1000,
},
}
if !reflect.DeepEqual(status.SeriesCountByLabelName, expectedSeriesCountByLabelName) {
t.Fatalf("unexpected SeriesCountByLabelName;\ngot\n%v\nwant\n%v", status.SeriesCountByLabelName, expectedSeriesCountByLabelName)
}
expectedSeriesCountByFocusLabelValue := []TopHeapEntry{
{
Name: "0",
Count: 1000,
},
}
if !reflect.DeepEqual(status.SeriesCountByFocusLabelValue, expectedSeriesCountByFocusLabelValue) {
t.Fatalf("unexpected SeriesCountByFocusLabelValue;\ngot\n%v\nwant\n%v", status.SeriesCountByFocusLabelValue, expectedSeriesCountByFocusLabelValue)
}
expectedLabelValueCountByLabelName := []TopHeapEntry{
{
Name: "uniqueid",
Count: 1000,
},
{
Name: "__name__",
Count: 1,
},
{
Name: "constant",
Count: 1,
},
{
Name: "day",
Count: 1,
},
}
if !reflect.DeepEqual(status.LabelValueCountByLabelName, expectedLabelValueCountByLabelName) {
t.Fatalf("unexpected LabelValueCountByLabelName;\ngot\n%v\nwant\n%v", status.LabelValueCountByLabelName, expectedLabelValueCountByLabelName)
}
expectedSeriesCountByLabelValuePair := []TopHeapEntry{
{
Name: "__name__=testMetric",
Count: 1000,
},
{
Name: "constant=const",
Count: 1000,
},
{
Name: "day=0",
Count: 1000,
},
{
Name: "uniqueid=0",
Count: 1,
},
{
Name: "uniqueid=1",
Count: 1,
},
}
if !reflect.DeepEqual(status.SeriesCountByLabelValuePair, expectedSeriesCountByLabelValuePair) {
t.Fatalf("unexpected SeriesCountByLabelValuePair;\ngot\n%v\nwant\n%v", status.SeriesCountByLabelValuePair, expectedSeriesCountByLabelValuePair)
}
expectedTotalSeries := uint64(1000)
if status.TotalSeries != expectedTotalSeries {
t.Fatalf("unexpected TotalSeries; got %d; want %d", status.TotalSeries, expectedTotalSeries)
}
expectedLabelValuePairs := uint64(4000)
if status.TotalLabelValuePairs != expectedLabelValuePairs {
t.Fatalf("unexpected TotalLabelValuePairs; got %d; want %d", status.TotalLabelValuePairs, expectedLabelValuePairs)
}
// Check GetTSDBStatus with non-nil filter, which matches all the series
tfs = NewTagFilters()
if err := tfs.Add([]byte("day"), []byte("0"), false, false); err != nil {
t.Fatalf("cannot add filter: %s", err)
}
status, err = db.GetTSDBStatus(nil, []*TagFilters{tfs}, baseDate, "", 5, 1e6, noDeadline)
if err != nil {
t.Fatalf("error in GetTSDBStatus: %s", err)
}
if !status.hasEntries() {
t.Fatalf("expecting non-empty TSDB status")
}
expectedSeriesCountByMetricName = []TopHeapEntry{
{
Name: "testMetric",
Count: 1000,
},
}
if !reflect.DeepEqual(status.SeriesCountByMetricName, expectedSeriesCountByMetricName) {
t.Fatalf("unexpected SeriesCountByMetricName;\ngot\n%v\nwant\n%v", status.SeriesCountByMetricName, expectedSeriesCountByMetricName)
}
expectedTotalSeries = 1000
if status.TotalSeries != expectedTotalSeries {
t.Fatalf("unexpected TotalSeries; got %d; want %d", status.TotalSeries, expectedTotalSeries)
}
expectedLabelValuePairs = 4000
if status.TotalLabelValuePairs != expectedLabelValuePairs {
t.Fatalf("unexpected TotalLabelValuePairs; got %d; want %d", status.TotalLabelValuePairs, expectedLabelValuePairs)
}
// Check GetTSDBStatus, which matches all the series on a global time range
status, err = db.GetTSDBStatus(nil, nil, 0, "day", 5, 1e6, noDeadline)
if err != nil {
t.Fatalf("error in GetTSDBStatus: %s", err)
}
if !status.hasEntries() {
t.Fatalf("expecting non-empty TSDB status")
}
expectedSeriesCountByMetricName = []TopHeapEntry{
{
Name: "testMetric",
Count: 5000,
},
}
if !reflect.DeepEqual(status.SeriesCountByMetricName, expectedSeriesCountByMetricName) {
t.Fatalf("unexpected SeriesCountByMetricName;\ngot\n%v\nwant\n%v", status.SeriesCountByMetricName, expectedSeriesCountByMetricName)
}
expectedTotalSeries = 5000
if status.TotalSeries != expectedTotalSeries {
t.Fatalf("unexpected TotalSeries; got %d; want %d", status.TotalSeries, expectedTotalSeries)
}
expectedLabelValuePairs = 20000
if status.TotalLabelValuePairs != expectedLabelValuePairs {
t.Fatalf("unexpected TotalLabelValuePairs; got %d; want %d", status.TotalLabelValuePairs, expectedLabelValuePairs)
}
expectedSeriesCountByFocusLabelValue = []TopHeapEntry{
{
Name: "0",
Count: 1000,
},
{
Name: "1",
Count: 1000,
},
{
Name: "2",
Count: 1000,
},
{
Name: "3",
Count: 1000,
},
{
Name: "4",
Count: 1000,
},
}
if !reflect.DeepEqual(status.SeriesCountByFocusLabelValue, expectedSeriesCountByFocusLabelValue) {
t.Fatalf("unexpected SeriesCountByFocusLabelValue;\ngot\n%v\nwant\n%v", status.SeriesCountByFocusLabelValue, expectedSeriesCountByFocusLabelValue)
}
// Check GetTSDBStatus with non-nil filter, which matches only 3 series
tfs = NewTagFilters()
if err := tfs.Add([]byte("uniqueid"), []byte("0|1|3"), false, true); err != nil {
t.Fatalf("cannot add filter: %s", err)
}
status, err = db.GetTSDBStatus(nil, []*TagFilters{tfs}, baseDate, "", 5, 1e6, noDeadline)
if err != nil {
t.Fatalf("error in GetTSDBStatus: %s", err)
}
if !status.hasEntries() {
t.Fatalf("expecting non-empty TSDB status")
}
expectedSeriesCountByMetricName = []TopHeapEntry{
{
Name: "testMetric",
Count: 3,
},
}
if !reflect.DeepEqual(status.SeriesCountByMetricName, expectedSeriesCountByMetricName) {
t.Fatalf("unexpected SeriesCountByMetricName;\ngot\n%v\nwant\n%v", status.SeriesCountByMetricName, expectedSeriesCountByMetricName)
}
expectedTotalSeries = 3
if status.TotalSeries != expectedTotalSeries {
t.Fatalf("unexpected TotalSeries; got %d; want %d", status.TotalSeries, expectedTotalSeries)
}
expectedLabelValuePairs = 12
if status.TotalLabelValuePairs != expectedLabelValuePairs {
t.Fatalf("unexpected TotalLabelValuePairs; got %d; want %d", status.TotalLabelValuePairs, expectedLabelValuePairs)
}
// Check GetTSDBStatus with non-nil filter on global time range, which matches only 15 series
status, err = db.GetTSDBStatus(nil, []*TagFilters{tfs}, 0, "", 5, 1e6, noDeadline)
if err != nil {
t.Fatalf("error in GetTSDBStatus: %s", err)
}
if !status.hasEntries() {
t.Fatalf("expecting non-empty TSDB status")
}
expectedSeriesCountByMetricName = []TopHeapEntry{
{
Name: "testMetric",
Count: 15,
},
}
if !reflect.DeepEqual(status.SeriesCountByMetricName, expectedSeriesCountByMetricName) {
t.Fatalf("unexpected SeriesCountByMetricName;\ngot\n%v\nwant\n%v", status.SeriesCountByMetricName, expectedSeriesCountByMetricName)
}
expectedTotalSeries = 15
if status.TotalSeries != expectedTotalSeries {
t.Fatalf("unexpected TotalSeries; got %d; want %d", status.TotalSeries, expectedTotalSeries)
}
expectedLabelValuePairs = 60
if status.TotalLabelValuePairs != expectedLabelValuePairs {
t.Fatalf("unexpected TotalLabelValuePairs; got %d; want %d", status.TotalLabelValuePairs, expectedLabelValuePairs)
}
}
func toTFPointers(tfs []tagFilter) []*tagFilter {
tfps := make([]*tagFilter, len(tfs))
for i := range tfs {
tfps[i] = &tfs[i]
}
return tfps
}
func newTestStorage() *Storage {
s := &Storage{
cachePath: "test-storage-cache",
metricIDCache: workingsetcache.New(1234),
metricNameCache: workingsetcache.New(1234),
tsidCache: workingsetcache.New(1234),
dateMetricIDCache: newDateMetricIDCache(),
retentionMsecs: maxRetentionMsecs,
}
s.setDeletedMetricIDs(&uint64set.Set{})
var idb *indexDB
s.idbCurr.Store(idb)
return s
}
func stopTestStorage(s *Storage) {
s.metricIDCache.Stop()
s.metricNameCache.Stop()
s.tsidCache.Stop()
fs.MustRemoveDirAtomic(s.cachePath)
}