mirror of
https://github.com/prometheus/prometheus.git
synced 2024-12-26 22:19:40 -08:00
896 lines
20 KiB
Go
896 lines
20 KiB
Go
// Copyright 2017 The Prometheus Authors
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package tsdb
|
|
|
|
import (
|
|
"io/ioutil"
|
|
"math"
|
|
"math/rand"
|
|
"os"
|
|
"sort"
|
|
"testing"
|
|
|
|
"github.com/pkg/errors"
|
|
"github.com/prometheus/tsdb/labels"
|
|
"github.com/prometheus/tsdb/testutil"
|
|
)
|
|
|
|
func openTestDB(t testing.TB, opts *Options) (db *DB, close func()) {
|
|
tmpdir, err := ioutil.TempDir("", "test")
|
|
testutil.Ok(t, err)
|
|
|
|
db, err = Open(tmpdir, nil, nil, opts)
|
|
testutil.Ok(t, err)
|
|
|
|
// Do not close the test database by default as it will deadlock on test failures.
|
|
return db, func() { os.RemoveAll(tmpdir) }
|
|
}
|
|
|
|
// query runs a matcher query against the querier and fully expands its data.
|
|
func query(t testing.TB, q Querier, matchers ...labels.Matcher) map[string][]sample {
|
|
ss, err := q.Select(matchers...)
|
|
testutil.Ok(t, err)
|
|
|
|
result := map[string][]sample{}
|
|
|
|
for ss.Next() {
|
|
series := ss.At()
|
|
|
|
samples := []sample{}
|
|
it := series.Iterator()
|
|
for it.Next() {
|
|
t, v := it.At()
|
|
samples = append(samples, sample{t: t, v: v})
|
|
}
|
|
testutil.Ok(t, it.Err())
|
|
|
|
name := series.Labels().String()
|
|
result[name] = samples
|
|
}
|
|
testutil.Ok(t, ss.Err())
|
|
|
|
return result
|
|
}
|
|
|
|
func TestDataAvailableOnlyAfterCommit(t *testing.T) {
|
|
db, close := openTestDB(t, nil)
|
|
defer close()
|
|
defer db.Close()
|
|
|
|
app := db.Appender()
|
|
|
|
_, err := app.Add(labels.FromStrings("foo", "bar"), 0, 0)
|
|
testutil.Ok(t, err)
|
|
|
|
querier, err := db.Querier(0, 1)
|
|
testutil.Ok(t, err)
|
|
seriesSet := query(t, querier, labels.NewEqualMatcher("foo", "bar"))
|
|
|
|
testutil.Equals(t, seriesSet, map[string][]sample{})
|
|
testutil.Ok(t, querier.Close())
|
|
|
|
err = app.Commit()
|
|
testutil.Ok(t, err)
|
|
|
|
querier, err = db.Querier(0, 1)
|
|
testutil.Ok(t, err)
|
|
defer querier.Close()
|
|
|
|
seriesSet = query(t, querier, labels.NewEqualMatcher("foo", "bar"))
|
|
|
|
testutil.Equals(t, seriesSet, map[string][]sample{`{foo="bar"}`: []sample{{t: 0, v: 0}}})
|
|
}
|
|
|
|
func TestDataNotAvailableAfterRollback(t *testing.T) {
|
|
db, close := openTestDB(t, nil)
|
|
defer close()
|
|
defer db.Close()
|
|
|
|
app := db.Appender()
|
|
_, err := app.Add(labels.FromStrings("foo", "bar"), 0, 0)
|
|
testutil.Ok(t, err)
|
|
|
|
err = app.Rollback()
|
|
testutil.Ok(t, err)
|
|
|
|
querier, err := db.Querier(0, 1)
|
|
testutil.Ok(t, err)
|
|
defer querier.Close()
|
|
|
|
seriesSet := query(t, querier, labels.NewEqualMatcher("foo", "bar"))
|
|
|
|
testutil.Equals(t, seriesSet, map[string][]sample{})
|
|
}
|
|
|
|
func TestDBAppenderAddRef(t *testing.T) {
|
|
db, close := openTestDB(t, nil)
|
|
defer close()
|
|
defer db.Close()
|
|
|
|
app1 := db.Appender()
|
|
|
|
ref1, err := app1.Add(labels.FromStrings("a", "b"), 123, 0)
|
|
testutil.Ok(t, err)
|
|
|
|
// Reference should already work before commit.
|
|
err = app1.AddFast(ref1, 124, 1)
|
|
testutil.Ok(t, err)
|
|
|
|
err = app1.Commit()
|
|
testutil.Ok(t, err)
|
|
|
|
app2 := db.Appender()
|
|
|
|
// first ref should already work in next transaction.
|
|
err = app2.AddFast(ref1, 125, 0)
|
|
testutil.Ok(t, err)
|
|
|
|
ref2, err := app2.Add(labels.FromStrings("a", "b"), 133, 1)
|
|
testutil.Ok(t, err)
|
|
|
|
testutil.Assert(t, ref1 == ref2, "")
|
|
|
|
// Reference must be valid to add another sample.
|
|
err = app2.AddFast(ref2, 143, 2)
|
|
testutil.Ok(t, err)
|
|
|
|
err = app2.AddFast(9999999, 1, 1)
|
|
testutil.Equals(t, errors.Cause(err), ErrNotFound)
|
|
|
|
testutil.Ok(t, app2.Commit())
|
|
|
|
q, err := db.Querier(0, 200)
|
|
testutil.Ok(t, err)
|
|
|
|
res := query(t, q, labels.NewEqualMatcher("a", "b"))
|
|
|
|
testutil.Equals(t, map[string][]sample{
|
|
labels.FromStrings("a", "b").String(): []sample{
|
|
{t: 123, v: 0},
|
|
{t: 124, v: 1},
|
|
{t: 125, v: 0},
|
|
{t: 133, v: 1},
|
|
{t: 143, v: 2},
|
|
},
|
|
}, res)
|
|
|
|
testutil.Ok(t, q.Close())
|
|
}
|
|
|
|
func TestDeleteSimple(t *testing.T) {
|
|
numSamples := int64(10)
|
|
|
|
db, close := openTestDB(t, nil)
|
|
defer close()
|
|
defer db.Close()
|
|
|
|
app := db.Appender()
|
|
|
|
smpls := make([]float64, numSamples)
|
|
for i := int64(0); i < numSamples; i++ {
|
|
smpls[i] = rand.Float64()
|
|
app.Add(labels.Labels{{"a", "b"}}, i, smpls[i])
|
|
}
|
|
|
|
testutil.Ok(t, app.Commit())
|
|
cases := []struct {
|
|
intervals Intervals
|
|
remaint []int64
|
|
}{
|
|
{
|
|
intervals: Intervals{{1, 3}, {4, 7}},
|
|
remaint: []int64{0, 8, 9},
|
|
},
|
|
}
|
|
|
|
Outer:
|
|
for _, c := range cases {
|
|
// TODO(gouthamve): Reset the tombstones somehow.
|
|
// Delete the ranges.
|
|
for _, r := range c.intervals {
|
|
testutil.Ok(t, db.Delete(r.Mint, r.Maxt, labels.NewEqualMatcher("a", "b")))
|
|
}
|
|
|
|
// Compare the result.
|
|
q, err := db.Querier(0, numSamples)
|
|
testutil.Ok(t, err)
|
|
|
|
res, err := q.Select(labels.NewEqualMatcher("a", "b"))
|
|
testutil.Ok(t, err)
|
|
|
|
expSamples := make([]sample, 0, len(c.remaint))
|
|
for _, ts := range c.remaint {
|
|
expSamples = append(expSamples, sample{ts, smpls[ts]})
|
|
}
|
|
|
|
expss := newListSeriesSet([]Series{
|
|
newSeries(map[string]string{"a": "b"}, expSamples),
|
|
})
|
|
|
|
if len(expSamples) == 0 {
|
|
testutil.Assert(t, res.Next() == false, "")
|
|
continue
|
|
}
|
|
|
|
for {
|
|
eok, rok := expss.Next(), res.Next()
|
|
testutil.Equals(t, eok, rok)
|
|
|
|
if !eok {
|
|
continue Outer
|
|
}
|
|
sexp := expss.At()
|
|
sres := res.At()
|
|
|
|
testutil.Equals(t, sexp.Labels(), sres.Labels())
|
|
|
|
smplExp, errExp := expandSeriesIterator(sexp.Iterator())
|
|
smplRes, errRes := expandSeriesIterator(sres.Iterator())
|
|
|
|
testutil.Equals(t, errExp, errRes)
|
|
testutil.Equals(t, smplExp, smplRes)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestAmendDatapointCausesError(t *testing.T) {
|
|
db, close := openTestDB(t, nil)
|
|
defer close()
|
|
defer db.Close()
|
|
|
|
app := db.Appender()
|
|
_, err := app.Add(labels.Labels{}, 0, 0)
|
|
testutil.Ok(t, err)
|
|
testutil.Ok(t, app.Commit())
|
|
|
|
app = db.Appender()
|
|
_, err = app.Add(labels.Labels{}, 0, 1)
|
|
testutil.Equals(t, ErrAmendSample, err)
|
|
testutil.Ok(t, app.Rollback())
|
|
}
|
|
|
|
func TestDuplicateNaNDatapointNoAmendError(t *testing.T) {
|
|
db, close := openTestDB(t, nil)
|
|
defer close()
|
|
defer db.Close()
|
|
|
|
app := db.Appender()
|
|
_, err := app.Add(labels.Labels{}, 0, math.NaN())
|
|
testutil.Ok(t, err)
|
|
testutil.Ok(t, app.Commit())
|
|
|
|
app = db.Appender()
|
|
_, err = app.Add(labels.Labels{}, 0, math.NaN())
|
|
testutil.Ok(t, err)
|
|
}
|
|
|
|
func TestNonDuplicateNaNDatapointsCausesAmendError(t *testing.T) {
|
|
db, close := openTestDB(t, nil)
|
|
defer close()
|
|
defer db.Close()
|
|
|
|
app := db.Appender()
|
|
_, err := app.Add(labels.Labels{}, 0, math.Float64frombits(0x7ff0000000000001))
|
|
testutil.Ok(t, err)
|
|
testutil.Ok(t, app.Commit())
|
|
|
|
app = db.Appender()
|
|
_, err = app.Add(labels.Labels{}, 0, math.Float64frombits(0x7ff0000000000002))
|
|
testutil.Equals(t, ErrAmendSample, err)
|
|
}
|
|
|
|
func TestSkippingInvalidValuesInSameTxn(t *testing.T) {
|
|
db, close := openTestDB(t, nil)
|
|
defer close()
|
|
defer db.Close()
|
|
|
|
// Append AmendedValue.
|
|
app := db.Appender()
|
|
_, err := app.Add(labels.Labels{{"a", "b"}}, 0, 1)
|
|
testutil.Ok(t, err)
|
|
_, err = app.Add(labels.Labels{{"a", "b"}}, 0, 2)
|
|
testutil.Ok(t, err)
|
|
testutil.Ok(t, app.Commit())
|
|
|
|
// Make sure the right value is stored.
|
|
q, err := db.Querier(0, 10)
|
|
testutil.Ok(t, err)
|
|
|
|
ssMap := query(t, q, labels.NewEqualMatcher("a", "b"))
|
|
|
|
testutil.Equals(t, map[string][]sample{
|
|
labels.New(labels.Label{"a", "b"}).String(): []sample{{0, 1}},
|
|
}, ssMap)
|
|
|
|
testutil.Ok(t, q.Close())
|
|
|
|
// Append Out of Order Value.
|
|
app = db.Appender()
|
|
_, err = app.Add(labels.Labels{{"a", "b"}}, 10, 3)
|
|
testutil.Ok(t, err)
|
|
_, err = app.Add(labels.Labels{{"a", "b"}}, 7, 5)
|
|
testutil.Ok(t, err)
|
|
testutil.Ok(t, app.Commit())
|
|
|
|
q, err = db.Querier(0, 10)
|
|
testutil.Ok(t, err)
|
|
|
|
ssMap = query(t, q, labels.NewEqualMatcher("a", "b"))
|
|
|
|
testutil.Equals(t, map[string][]sample{
|
|
labels.New(labels.Label{"a", "b"}).String(): []sample{{0, 1}, {10, 3}},
|
|
}, ssMap)
|
|
testutil.Ok(t, q.Close())
|
|
}
|
|
|
|
func TestDB_Snapshot(t *testing.T) {
|
|
db, close := openTestDB(t, nil)
|
|
defer close()
|
|
|
|
// append data
|
|
app := db.Appender()
|
|
mint := int64(1414141414000)
|
|
for i := 0; i < 1000; i++ {
|
|
_, err := app.Add(labels.FromStrings("foo", "bar"), mint+int64(i), 1.0)
|
|
testutil.Ok(t, err)
|
|
}
|
|
testutil.Ok(t, app.Commit())
|
|
testutil.Ok(t, app.Rollback())
|
|
|
|
// create snapshot
|
|
snap, err := ioutil.TempDir("", "snap")
|
|
testutil.Ok(t, err)
|
|
testutil.Ok(t, db.Snapshot(snap))
|
|
testutil.Ok(t, db.Close())
|
|
|
|
// reopen DB from snapshot
|
|
db, err = Open(snap, nil, nil, nil)
|
|
testutil.Ok(t, err)
|
|
defer db.Close()
|
|
|
|
querier, err := db.Querier(mint, mint+1000)
|
|
testutil.Ok(t, err)
|
|
defer querier.Close()
|
|
|
|
// sum values
|
|
seriesSet, err := querier.Select(labels.NewEqualMatcher("foo", "bar"))
|
|
testutil.Ok(t, err)
|
|
|
|
sum := 0.0
|
|
for seriesSet.Next() {
|
|
series := seriesSet.At().Iterator()
|
|
for series.Next() {
|
|
_, v := series.At()
|
|
sum += v
|
|
}
|
|
testutil.Ok(t, series.Err())
|
|
}
|
|
testutil.Ok(t, seriesSet.Err())
|
|
testutil.Equals(t, sum, 1000.0)
|
|
}
|
|
|
|
func TestDB_SnapshotWithDelete(t *testing.T) {
|
|
numSamples := int64(10)
|
|
|
|
db, close := openTestDB(t, nil)
|
|
defer close()
|
|
|
|
app := db.Appender()
|
|
|
|
smpls := make([]float64, numSamples)
|
|
for i := int64(0); i < numSamples; i++ {
|
|
smpls[i] = rand.Float64()
|
|
app.Add(labels.Labels{{"a", "b"}}, i, smpls[i])
|
|
}
|
|
|
|
testutil.Ok(t, app.Commit())
|
|
cases := []struct {
|
|
intervals Intervals
|
|
remaint []int64
|
|
}{
|
|
{
|
|
intervals: Intervals{{1, 3}, {4, 7}},
|
|
remaint: []int64{0, 8, 9},
|
|
},
|
|
}
|
|
|
|
Outer:
|
|
for _, c := range cases {
|
|
// TODO(gouthamve): Reset the tombstones somehow.
|
|
// Delete the ranges.
|
|
for _, r := range c.intervals {
|
|
testutil.Ok(t, db.Delete(r.Mint, r.Maxt, labels.NewEqualMatcher("a", "b")))
|
|
}
|
|
|
|
// create snapshot
|
|
snap, err := ioutil.TempDir("", "snap")
|
|
testutil.Ok(t, err)
|
|
testutil.Ok(t, db.Snapshot(snap))
|
|
testutil.Ok(t, db.Close())
|
|
|
|
// reopen DB from snapshot
|
|
db, err = Open(snap, nil, nil, nil)
|
|
testutil.Ok(t, err)
|
|
defer db.Close()
|
|
|
|
// Compare the result.
|
|
q, err := db.Querier(0, numSamples)
|
|
testutil.Ok(t, err)
|
|
defer q.Close()
|
|
|
|
res, err := q.Select(labels.NewEqualMatcher("a", "b"))
|
|
testutil.Ok(t, err)
|
|
|
|
expSamples := make([]sample, 0, len(c.remaint))
|
|
for _, ts := range c.remaint {
|
|
expSamples = append(expSamples, sample{ts, smpls[ts]})
|
|
}
|
|
|
|
expss := newListSeriesSet([]Series{
|
|
newSeries(map[string]string{"a": "b"}, expSamples),
|
|
})
|
|
|
|
if len(expSamples) == 0 {
|
|
testutil.Assert(t, res.Next() == false, "")
|
|
continue
|
|
}
|
|
|
|
for {
|
|
eok, rok := expss.Next(), res.Next()
|
|
testutil.Equals(t, eok, rok)
|
|
|
|
if !eok {
|
|
continue Outer
|
|
}
|
|
sexp := expss.At()
|
|
sres := res.At()
|
|
|
|
testutil.Equals(t, sexp.Labels(), sres.Labels())
|
|
|
|
smplExp, errExp := expandSeriesIterator(sexp.Iterator())
|
|
smplRes, errRes := expandSeriesIterator(sres.Iterator())
|
|
|
|
testutil.Equals(t, errExp, errRes)
|
|
testutil.Equals(t, smplExp, smplRes)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestDB_e2e(t *testing.T) {
|
|
const (
|
|
numDatapoints = 1000
|
|
numRanges = 1000
|
|
timeInterval = int64(3)
|
|
maxTime = int64(2 * 1000)
|
|
minTime = int64(200)
|
|
)
|
|
// Create 8 series with 1000 data-points of different ranges and run queries.
|
|
lbls := [][]labels.Label{
|
|
{
|
|
{"a", "b"},
|
|
{"instance", "localhost:9090"},
|
|
{"job", "prometheus"},
|
|
},
|
|
{
|
|
{"a", "b"},
|
|
{"instance", "127.0.0.1:9090"},
|
|
{"job", "prometheus"},
|
|
},
|
|
{
|
|
{"a", "b"},
|
|
{"instance", "127.0.0.1:9090"},
|
|
{"job", "prom-k8s"},
|
|
},
|
|
{
|
|
{"a", "b"},
|
|
{"instance", "localhost:9090"},
|
|
{"job", "prom-k8s"},
|
|
},
|
|
{
|
|
{"a", "c"},
|
|
{"instance", "localhost:9090"},
|
|
{"job", "prometheus"},
|
|
},
|
|
{
|
|
{"a", "c"},
|
|
{"instance", "127.0.0.1:9090"},
|
|
{"job", "prometheus"},
|
|
},
|
|
{
|
|
{"a", "c"},
|
|
{"instance", "127.0.0.1:9090"},
|
|
{"job", "prom-k8s"},
|
|
},
|
|
{
|
|
{"a", "c"},
|
|
{"instance", "localhost:9090"},
|
|
{"job", "prom-k8s"},
|
|
},
|
|
}
|
|
|
|
seriesMap := map[string][]sample{}
|
|
for _, l := range lbls {
|
|
seriesMap[labels.New(l...).String()] = []sample{}
|
|
}
|
|
|
|
db, close := openTestDB(t, nil)
|
|
defer close()
|
|
defer db.Close()
|
|
|
|
app := db.Appender()
|
|
|
|
for _, l := range lbls {
|
|
lset := labels.New(l...)
|
|
series := []sample{}
|
|
|
|
ts := rand.Int63n(300)
|
|
for i := 0; i < numDatapoints; i++ {
|
|
v := rand.Float64()
|
|
|
|
series = append(series, sample{ts, v})
|
|
|
|
_, err := app.Add(lset, ts, v)
|
|
testutil.Ok(t, err)
|
|
|
|
ts += rand.Int63n(timeInterval) + 1
|
|
}
|
|
|
|
seriesMap[lset.String()] = series
|
|
}
|
|
|
|
testutil.Ok(t, app.Commit())
|
|
|
|
// Query each selector on 1000 random time-ranges.
|
|
queries := []struct {
|
|
ms []labels.Matcher
|
|
}{
|
|
{
|
|
ms: []labels.Matcher{labels.NewEqualMatcher("a", "b")},
|
|
},
|
|
{
|
|
ms: []labels.Matcher{
|
|
labels.NewEqualMatcher("a", "b"),
|
|
labels.NewEqualMatcher("job", "prom-k8s"),
|
|
},
|
|
},
|
|
{
|
|
ms: []labels.Matcher{
|
|
labels.NewEqualMatcher("a", "c"),
|
|
labels.NewEqualMatcher("instance", "localhost:9090"),
|
|
labels.NewEqualMatcher("job", "prometheus"),
|
|
},
|
|
},
|
|
// TODO: Add Regexp Matchers.
|
|
}
|
|
|
|
for _, qry := range queries {
|
|
matched := labels.Slice{}
|
|
for _, ls := range lbls {
|
|
s := labels.Selector(qry.ms)
|
|
if s.Matches(ls) {
|
|
matched = append(matched, ls)
|
|
}
|
|
}
|
|
|
|
sort.Sort(matched)
|
|
|
|
for i := 0; i < numRanges; i++ {
|
|
mint := rand.Int63n(300)
|
|
maxt := mint + rand.Int63n(timeInterval*int64(numDatapoints))
|
|
|
|
expected := map[string][]sample{}
|
|
|
|
// Build the mockSeriesSet.
|
|
for _, m := range matched {
|
|
smpls := boundedSamples(seriesMap[m.String()], mint, maxt)
|
|
if len(smpls) > 0 {
|
|
expected[m.String()] = smpls
|
|
}
|
|
}
|
|
|
|
q, err := db.Querier(mint, maxt)
|
|
testutil.Ok(t, err)
|
|
|
|
ss, err := q.Select(qry.ms...)
|
|
testutil.Ok(t, err)
|
|
|
|
result := map[string][]sample{}
|
|
|
|
for ss.Next() {
|
|
x := ss.At()
|
|
|
|
smpls, err := expandSeriesIterator(x.Iterator())
|
|
testutil.Ok(t, err)
|
|
|
|
if len(smpls) > 0 {
|
|
result[x.Labels().String()] = smpls
|
|
}
|
|
}
|
|
|
|
testutil.Ok(t, ss.Err())
|
|
testutil.Equals(t, expected, result)
|
|
|
|
q.Close()
|
|
}
|
|
}
|
|
|
|
return
|
|
}
|
|
|
|
func TestWALFlushedOnDBClose(t *testing.T) {
|
|
tmpdir, err := ioutil.TempDir("", "test")
|
|
testutil.Ok(t, err)
|
|
defer os.RemoveAll(tmpdir)
|
|
|
|
db, err := Open(tmpdir, nil, nil, nil)
|
|
testutil.Ok(t, err)
|
|
|
|
lbls := labels.Labels{labels.Label{Name: "labelname", Value: "labelvalue"}}
|
|
|
|
app := db.Appender()
|
|
_, err = app.Add(lbls, 0, 1)
|
|
testutil.Ok(t, err)
|
|
testutil.Ok(t, app.Commit())
|
|
|
|
testutil.Ok(t, db.Close())
|
|
|
|
db, err = Open(tmpdir, nil, nil, nil)
|
|
testutil.Ok(t, err)
|
|
defer db.Close()
|
|
|
|
q, err := db.Querier(0, 1)
|
|
testutil.Ok(t, err)
|
|
|
|
values, err := q.LabelValues("labelname")
|
|
testutil.Ok(t, err)
|
|
testutil.Equals(t, values, []string{"labelvalue"})
|
|
}
|
|
|
|
func TestTombstoneClean(t *testing.T) {
|
|
numSamples := int64(10)
|
|
|
|
db, close := openTestDB(t, nil)
|
|
defer close()
|
|
|
|
app := db.Appender()
|
|
|
|
smpls := make([]float64, numSamples)
|
|
for i := int64(0); i < numSamples; i++ {
|
|
smpls[i] = rand.Float64()
|
|
app.Add(labels.Labels{{"a", "b"}}, i, smpls[i])
|
|
}
|
|
|
|
testutil.Ok(t, app.Commit())
|
|
cases := []struct {
|
|
intervals Intervals
|
|
remaint []int64
|
|
}{
|
|
{
|
|
intervals: Intervals{{1, 3}, {4, 7}},
|
|
remaint: []int64{0, 8, 9},
|
|
},
|
|
}
|
|
|
|
for _, c := range cases {
|
|
// Delete the ranges.
|
|
|
|
// create snapshot
|
|
snap, err := ioutil.TempDir("", "snap")
|
|
testutil.Ok(t, err)
|
|
testutil.Ok(t, db.Snapshot(snap))
|
|
testutil.Ok(t, db.Close())
|
|
|
|
// reopen DB from snapshot
|
|
db, err = Open(snap, nil, nil, nil)
|
|
testutil.Ok(t, err)
|
|
defer db.Close()
|
|
|
|
for _, r := range c.intervals {
|
|
testutil.Ok(t, db.Delete(r.Mint, r.Maxt, labels.NewEqualMatcher("a", "b")))
|
|
}
|
|
|
|
// All of the setup for THIS line.
|
|
testutil.Ok(t, db.CleanTombstones())
|
|
|
|
// Compare the result.
|
|
q, err := db.Querier(0, numSamples)
|
|
testutil.Ok(t, err)
|
|
defer q.Close()
|
|
|
|
res, err := q.Select(labels.NewEqualMatcher("a", "b"))
|
|
testutil.Ok(t, err)
|
|
|
|
expSamples := make([]sample, 0, len(c.remaint))
|
|
for _, ts := range c.remaint {
|
|
expSamples = append(expSamples, sample{ts, smpls[ts]})
|
|
}
|
|
|
|
expss := newListSeriesSet([]Series{
|
|
newSeries(map[string]string{"a": "b"}, expSamples),
|
|
})
|
|
|
|
if len(expSamples) == 0 {
|
|
testutil.Assert(t, res.Next() == false, "")
|
|
continue
|
|
}
|
|
|
|
for {
|
|
eok, rok := expss.Next(), res.Next()
|
|
testutil.Equals(t, eok, rok)
|
|
|
|
if !eok {
|
|
break
|
|
}
|
|
sexp := expss.At()
|
|
sres := res.At()
|
|
|
|
testutil.Equals(t, sexp.Labels(), sres.Labels())
|
|
|
|
smplExp, errExp := expandSeriesIterator(sexp.Iterator())
|
|
smplRes, errRes := expandSeriesIterator(sres.Iterator())
|
|
|
|
testutil.Equals(t, errExp, errRes)
|
|
testutil.Equals(t, smplExp, smplRes)
|
|
}
|
|
|
|
for _, b := range db.blocks {
|
|
testutil.Equals(t, emptyTombstoneReader, b.tombstones)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestDB_Retention(t *testing.T) {
|
|
tmpdir, _ := ioutil.TempDir("", "test")
|
|
defer os.RemoveAll(tmpdir)
|
|
|
|
db, err := Open(tmpdir, nil, nil, nil)
|
|
testutil.Ok(t, err)
|
|
|
|
lbls := labels.Labels{labels.Label{Name: "labelname", Value: "labelvalue"}}
|
|
|
|
app := db.Appender()
|
|
_, err = app.Add(lbls, 0, 1)
|
|
testutil.Ok(t, err)
|
|
testutil.Ok(t, app.Commit())
|
|
|
|
// create snapshot to make it create a block.
|
|
// TODO(gouthamve): Add a method to compact headblock.
|
|
snap, err := ioutil.TempDir("", "snap")
|
|
testutil.Ok(t, err)
|
|
testutil.Ok(t, db.Snapshot(snap))
|
|
testutil.Ok(t, db.Close())
|
|
defer os.RemoveAll(snap)
|
|
|
|
// reopen DB from snapshot
|
|
db, err = Open(snap, nil, nil, nil)
|
|
testutil.Ok(t, err)
|
|
|
|
testutil.Equals(t, 1, len(db.blocks))
|
|
|
|
app = db.Appender()
|
|
_, err = app.Add(lbls, 100, 1)
|
|
testutil.Ok(t, err)
|
|
testutil.Ok(t, app.Commit())
|
|
|
|
// Snapshot again to create another block.
|
|
snap, err = ioutil.TempDir("", "snap")
|
|
testutil.Ok(t, err)
|
|
testutil.Ok(t, db.Snapshot(snap))
|
|
testutil.Ok(t, db.Close())
|
|
defer os.RemoveAll(snap)
|
|
|
|
// reopen DB from snapshot
|
|
db, err = Open(snap, nil, nil, &Options{
|
|
RetentionDuration: 10,
|
|
BlockRanges: []int64{50},
|
|
})
|
|
testutil.Ok(t, err)
|
|
defer db.Close()
|
|
|
|
testutil.Equals(t, 2, len(db.blocks))
|
|
|
|
// Now call retention.
|
|
changes, err := db.retentionCutoff()
|
|
testutil.Ok(t, err)
|
|
testutil.Assert(t, changes, "there should be changes")
|
|
testutil.Equals(t, 1, len(db.blocks))
|
|
testutil.Equals(t, int64(100), db.blocks[0].meta.MaxTime) // To verify its the right block.
|
|
}
|
|
|
|
func TestNotMatcherSelectsLabelsUnsetSeries(t *testing.T) {
|
|
tmpdir, _ := ioutil.TempDir("", "test")
|
|
defer os.RemoveAll(tmpdir)
|
|
|
|
db, err := Open(tmpdir, nil, nil, nil)
|
|
testutil.Ok(t, err)
|
|
defer db.Close()
|
|
|
|
labelpairs := []labels.Labels{
|
|
labels.FromStrings("a", "abcd", "b", "abcde"),
|
|
labels.FromStrings("labelname", "labelvalue"),
|
|
}
|
|
|
|
app := db.Appender()
|
|
for _, lbls := range labelpairs {
|
|
_, err = app.Add(lbls, 0, 1)
|
|
testutil.Ok(t, err)
|
|
}
|
|
testutil.Ok(t, app.Commit())
|
|
|
|
cases := []struct {
|
|
selector labels.Selector
|
|
series []labels.Labels
|
|
}{{
|
|
selector: labels.Selector{
|
|
labels.Not(labels.NewEqualMatcher("lname", "lvalue")),
|
|
},
|
|
series: labelpairs,
|
|
}, {
|
|
selector: labels.Selector{
|
|
labels.NewEqualMatcher("a", "abcd"),
|
|
labels.Not(labels.NewEqualMatcher("b", "abcde")),
|
|
},
|
|
series: []labels.Labels{},
|
|
}, {
|
|
selector: labels.Selector{
|
|
labels.NewEqualMatcher("a", "abcd"),
|
|
labels.Not(labels.NewEqualMatcher("b", "abc")),
|
|
},
|
|
series: []labels.Labels{labelpairs[0]},
|
|
}, {
|
|
selector: labels.Selector{
|
|
labels.Not(labels.NewMustRegexpMatcher("a", "abd.*")),
|
|
},
|
|
series: labelpairs,
|
|
}, {
|
|
selector: labels.Selector{
|
|
labels.Not(labels.NewMustRegexpMatcher("a", "abc.*")),
|
|
},
|
|
series: labelpairs[1:],
|
|
}, {
|
|
selector: labels.Selector{
|
|
labels.Not(labels.NewMustRegexpMatcher("c", "abd.*")),
|
|
},
|
|
series: labelpairs,
|
|
}, {
|
|
selector: labels.Selector{
|
|
labels.Not(labels.NewMustRegexpMatcher("labelname", "labelvalue")),
|
|
},
|
|
series: labelpairs[:1],
|
|
}}
|
|
|
|
q, err := db.Querier(0, 10)
|
|
testutil.Ok(t, err)
|
|
defer q.Close()
|
|
|
|
for _, c := range cases {
|
|
ss, err := q.Select(c.selector...)
|
|
testutil.Ok(t, err)
|
|
|
|
lres, err := expandSeriesSet(ss)
|
|
testutil.Ok(t, err)
|
|
|
|
testutil.Equals(t, c.series, lres)
|
|
}
|
|
}
|
|
|
|
func expandSeriesSet(ss SeriesSet) ([]labels.Labels, error) {
|
|
result := []labels.Labels{}
|
|
for ss.Next() {
|
|
result = append(result, ss.At().Labels())
|
|
}
|
|
|
|
return result, ss.Err()
|
|
}
|