1239 lines
28 KiB
Go
1239 lines
28 KiB
Go
// Copyright 2016 Prometheus Team
|
|
// 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 silence
|
|
|
|
import (
|
|
"bytes"
|
|
"fmt"
|
|
"io/ioutil"
|
|
"os"
|
|
"sort"
|
|
"strings"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/matttproud/golang_protobuf_extensions/pbutil"
|
|
pb "github.com/prometheus/alertmanager/silence/silencepb"
|
|
"github.com/prometheus/alertmanager/types"
|
|
"github.com/prometheus/common/model"
|
|
"github.com/stretchr/testify/require"
|
|
)
|
|
|
|
func TestOptionsValidate(t *testing.T) {
|
|
cases := []struct {
|
|
options *Options
|
|
err string
|
|
}{
|
|
{
|
|
options: &Options{
|
|
SnapshotReader: &bytes.Buffer{},
|
|
},
|
|
},
|
|
{
|
|
options: &Options{
|
|
SnapshotFile: "test.bkp",
|
|
},
|
|
},
|
|
{
|
|
options: &Options{
|
|
SnapshotFile: "test bkp",
|
|
SnapshotReader: &bytes.Buffer{},
|
|
},
|
|
err: "only one of SnapshotFile and SnapshotReader must be set",
|
|
},
|
|
}
|
|
|
|
for _, c := range cases {
|
|
err := c.options.validate()
|
|
if err == nil {
|
|
if c.err != "" {
|
|
t.Errorf("expected error containing %q but got none", c.err)
|
|
}
|
|
continue
|
|
}
|
|
if err != nil && c.err == "" {
|
|
t.Errorf("unexpected error %q", err)
|
|
continue
|
|
}
|
|
if !strings.Contains(err.Error(), c.err) {
|
|
t.Errorf("expected error to contain %q but got %q", c.err, err)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestSilencesGC(t *testing.T) {
|
|
s, err := New(Options{})
|
|
require.NoError(t, err)
|
|
|
|
now := utcNow()
|
|
s.now = func() time.Time { return now }
|
|
|
|
newSilence := func(exp time.Time) *pb.MeshSilence {
|
|
return &pb.MeshSilence{ExpiresAt: exp}
|
|
}
|
|
s.st = state{
|
|
"1": newSilence(now),
|
|
"2": newSilence(now.Add(-time.Second)),
|
|
"3": newSilence(now.Add(time.Second)),
|
|
}
|
|
want := state{
|
|
"3": newSilence(now.Add(time.Second)),
|
|
}
|
|
|
|
n, err := s.GC()
|
|
require.NoError(t, err)
|
|
require.Equal(t, 2, n)
|
|
require.Equal(t, want, s.st)
|
|
}
|
|
|
|
func TestSilencesSnapshot(t *testing.T) {
|
|
// Check whether storing and loading the snapshot is symmetric.
|
|
now := utcNow()
|
|
|
|
cases := []struct {
|
|
entries []*pb.MeshSilence
|
|
}{
|
|
{
|
|
entries: []*pb.MeshSilence{
|
|
{
|
|
Silence: &pb.Silence{
|
|
Id: "3be80475-e219-4ee7-b6fc-4b65114e362f",
|
|
Matchers: []*pb.Matcher{
|
|
{Name: "label1", Pattern: "val1", Type: pb.Matcher_EQUAL},
|
|
{Name: "label2", Pattern: "val.+", Type: pb.Matcher_REGEXP},
|
|
},
|
|
StartsAt: now,
|
|
EndsAt: now,
|
|
UpdatedAt: now,
|
|
},
|
|
ExpiresAt: now,
|
|
},
|
|
{
|
|
Silence: &pb.Silence{
|
|
Id: "4b1e760d-182c-4980-b873-c1a6827c9817",
|
|
Matchers: []*pb.Matcher{
|
|
{Name: "label1", Pattern: "val1", Type: pb.Matcher_EQUAL},
|
|
},
|
|
StartsAt: now.Add(time.Hour),
|
|
EndsAt: now.Add(2 * time.Hour),
|
|
UpdatedAt: now,
|
|
},
|
|
ExpiresAt: now.Add(24 * time.Hour),
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, c := range cases {
|
|
f, err := ioutil.TempFile("", "snapshot")
|
|
require.NoError(t, err, "creating temp file failed")
|
|
|
|
s1 := &Silences{st: state{}, metrics: newMetrics(nil, nil)}
|
|
// Setup internal state manually.
|
|
for _, e := range c.entries {
|
|
s1.st[e.Silence.Id] = e
|
|
}
|
|
_, err = s1.Snapshot(f)
|
|
require.NoError(t, err, "creating snapshot failed")
|
|
|
|
require.NoError(t, f.Close(), "closing snapshot file failed")
|
|
|
|
f, err = os.Open(f.Name())
|
|
require.NoError(t, err, "opening snapshot file failed")
|
|
|
|
// Check again against new nlog instance.
|
|
s2 := &Silences{mc: matcherCache{}, st: state{}}
|
|
err = s2.loadSnapshot(f)
|
|
require.NoError(t, err, "error loading snapshot")
|
|
require.Equal(t, s1.st, s2.st, "state after loading snapshot did not match snapshotted state")
|
|
|
|
require.NoError(t, f.Close(), "closing snapshot file failed")
|
|
}
|
|
}
|
|
|
|
func TestSilencesSetSilence(t *testing.T) {
|
|
s, err := New(Options{
|
|
Retention: time.Minute,
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
now := utcNow()
|
|
nowpb := now
|
|
|
|
sil := &pb.Silence{
|
|
Id: "some_id",
|
|
Matchers: []*pb.Matcher{{Name: "abc", Pattern: "def"}},
|
|
StartsAt: nowpb,
|
|
EndsAt: nowpb,
|
|
}
|
|
|
|
want := state{
|
|
"some_id": &pb.MeshSilence{
|
|
Silence: sil,
|
|
ExpiresAt: now.Add(time.Minute),
|
|
},
|
|
}
|
|
|
|
done := make(chan bool)
|
|
s.broadcast = func(b []byte) {
|
|
var e pb.MeshSilence
|
|
r := bytes.NewReader(b)
|
|
_, err := pbutil.ReadDelimited(r, &e)
|
|
require.NoError(t, err)
|
|
|
|
require.Equal(t, want["some_id"], &e)
|
|
close(done)
|
|
}
|
|
|
|
// setSilence() is always called with s.mtx locked()
|
|
go func() {
|
|
s.mtx.Lock()
|
|
require.NoError(t, s.setSilence(sil, now))
|
|
s.mtx.Unlock()
|
|
}()
|
|
|
|
// GossipBroadcast is called in a goroutine.
|
|
select {
|
|
case <-done:
|
|
case <-time.After(1 * time.Second):
|
|
t.Fatal("GossipBroadcast was not called")
|
|
}
|
|
|
|
require.Equal(t, want, s.st, "Unexpected silence state")
|
|
}
|
|
|
|
func TestSilenceSet(t *testing.T) {
|
|
s, err := New(Options{
|
|
Retention: time.Hour,
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
now := utcNow()
|
|
now1 := now
|
|
s.now = func() time.Time { return now }
|
|
|
|
// Insert silence with fixed start time.
|
|
sil1 := &pb.Silence{
|
|
Matchers: []*pb.Matcher{{Name: "a", Pattern: "b"}},
|
|
StartsAt: now.Add(2 * time.Minute),
|
|
EndsAt: now.Add(5 * time.Minute),
|
|
}
|
|
id1, err := s.Set(sil1)
|
|
require.NoError(t, err)
|
|
require.NotEqual(t, id1, "")
|
|
|
|
want := state{
|
|
id1: &pb.MeshSilence{
|
|
Silence: &pb.Silence{
|
|
Id: id1,
|
|
Matchers: []*pb.Matcher{{Name: "a", Pattern: "b"}},
|
|
StartsAt: now1.Add(2 * time.Minute),
|
|
EndsAt: now1.Add(5 * time.Minute),
|
|
UpdatedAt: now1,
|
|
},
|
|
ExpiresAt: now1.Add(5*time.Minute + s.retention),
|
|
},
|
|
}
|
|
require.Equal(t, want, s.st, "unexpected state after silence creation")
|
|
|
|
// Insert silence with unset start time. Must be set to now.
|
|
now = now.Add(time.Minute)
|
|
now2 := now
|
|
|
|
sil2 := &pb.Silence{
|
|
Matchers: []*pb.Matcher{{Name: "a", Pattern: "b"}},
|
|
EndsAt: now.Add(1 * time.Minute),
|
|
}
|
|
id2, err := s.Set(sil2)
|
|
require.NoError(t, err)
|
|
require.NotEqual(t, id2, "")
|
|
|
|
want = state{
|
|
id1: want[id1],
|
|
id2: &pb.MeshSilence{
|
|
Silence: &pb.Silence{
|
|
Id: id2,
|
|
Matchers: []*pb.Matcher{{Name: "a", Pattern: "b"}},
|
|
StartsAt: now2,
|
|
EndsAt: now2.Add(1 * time.Minute),
|
|
UpdatedAt: now2,
|
|
},
|
|
ExpiresAt: now2.Add(1*time.Minute + s.retention),
|
|
},
|
|
}
|
|
require.Equal(t, want, s.st, "unexpected state after silence creation")
|
|
|
|
// Overwrite silence 2 with new end time.
|
|
now = now.Add(time.Minute)
|
|
now3 := now
|
|
|
|
sil3 := cloneSilence(sil2)
|
|
sil3.EndsAt = now.Add(100 * time.Minute)
|
|
|
|
id3, err := s.Set(sil3)
|
|
require.NoError(t, err)
|
|
require.Equal(t, id2, id3)
|
|
|
|
want = state{
|
|
id1: want[id1],
|
|
id2: &pb.MeshSilence{
|
|
Silence: &pb.Silence{
|
|
Id: id2,
|
|
Matchers: []*pb.Matcher{{Name: "a", Pattern: "b"}},
|
|
StartsAt: now2,
|
|
EndsAt: now3.Add(100 * time.Minute),
|
|
UpdatedAt: now3,
|
|
},
|
|
ExpiresAt: now3.Add(100*time.Minute + s.retention),
|
|
},
|
|
}
|
|
require.Equal(t, want, s.st, "unexpected state after silence creation")
|
|
|
|
// Update silence 2 with new matcher expires it and creates a new one.
|
|
now = now.Add(time.Minute)
|
|
now4 := now
|
|
|
|
sil4 := cloneSilence(sil3)
|
|
sil4.Matchers = []*pb.Matcher{{Name: "a", Pattern: "c"}}
|
|
|
|
id4, err := s.Set(sil4)
|
|
require.NoError(t, err)
|
|
require.NotEqual(t, id2, id4)
|
|
|
|
want = state{
|
|
id1: want[id1],
|
|
id2: &pb.MeshSilence{
|
|
Silence: &pb.Silence{
|
|
Id: id2,
|
|
Matchers: []*pb.Matcher{{Name: "a", Pattern: "b"}},
|
|
StartsAt: now2,
|
|
EndsAt: now4,
|
|
UpdatedAt: now4,
|
|
},
|
|
ExpiresAt: now4.Add(s.retention),
|
|
},
|
|
id4: &pb.MeshSilence{
|
|
Silence: &pb.Silence{
|
|
Id: id4,
|
|
Matchers: []*pb.Matcher{{Name: "a", Pattern: "c"}},
|
|
StartsAt: now4,
|
|
EndsAt: now3.Add(100 * time.Minute),
|
|
UpdatedAt: now4,
|
|
},
|
|
ExpiresAt: now3.Add(100*time.Minute + s.retention),
|
|
},
|
|
}
|
|
require.Equal(t, want, s.st, "unexpected state after silence creation")
|
|
|
|
// Re-create expired silence.
|
|
now = now.Add(time.Minute)
|
|
now5 := now
|
|
|
|
sil5 := cloneSilence(sil3)
|
|
sil5.StartsAt = now
|
|
sil5.EndsAt = now.Add(5 * time.Minute)
|
|
|
|
id5, err := s.Set(sil5)
|
|
require.NoError(t, err)
|
|
require.NotEqual(t, id2, id4)
|
|
|
|
want = state{
|
|
id1: want[id1],
|
|
id2: want[id2],
|
|
id4: want[id4],
|
|
id5: &pb.MeshSilence{
|
|
Silence: &pb.Silence{
|
|
Id: id5,
|
|
Matchers: []*pb.Matcher{{Name: "a", Pattern: "b"}},
|
|
StartsAt: now5,
|
|
EndsAt: now5.Add(5 * time.Minute),
|
|
UpdatedAt: now5,
|
|
},
|
|
ExpiresAt: now5.Add(5*time.Minute + s.retention),
|
|
},
|
|
}
|
|
require.Equal(t, want, s.st, "unexpected state after silence creation")
|
|
}
|
|
|
|
func TestSilencesSetFail(t *testing.T) {
|
|
s, err := New(Options{})
|
|
require.NoError(t, err)
|
|
|
|
now := utcNow()
|
|
s.now = func() time.Time { return now }
|
|
|
|
cases := []struct {
|
|
s *pb.Silence
|
|
err string
|
|
}{
|
|
{
|
|
s: &pb.Silence{Id: "some_id"},
|
|
err: ErrNotFound.Error(),
|
|
}, {
|
|
s: &pb.Silence{}, // Silence without matcher.
|
|
err: "silence invalid",
|
|
},
|
|
}
|
|
for _, c := range cases {
|
|
_, err := s.Set(c.s)
|
|
if err == nil {
|
|
if c.err != "" {
|
|
t.Errorf("expected error containing %q but got none", c.err)
|
|
}
|
|
continue
|
|
}
|
|
if err != nil && c.err == "" {
|
|
t.Errorf("unexpected error %q", err)
|
|
continue
|
|
}
|
|
if !strings.Contains(err.Error(), c.err) {
|
|
t.Errorf("expected error to contain %q but got %q", c.err, err)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestQState(t *testing.T) {
|
|
now := utcNow()
|
|
|
|
cases := []struct {
|
|
sil *pb.Silence
|
|
states []types.SilenceState
|
|
keep bool
|
|
}{
|
|
{
|
|
sil: &pb.Silence{
|
|
StartsAt: now.Add(time.Minute),
|
|
EndsAt: now.Add(time.Hour),
|
|
},
|
|
states: []types.SilenceState{types.SilenceStateActive, types.SilenceStateExpired},
|
|
keep: false,
|
|
},
|
|
{
|
|
sil: &pb.Silence{
|
|
StartsAt: now.Add(time.Minute),
|
|
EndsAt: now.Add(time.Hour),
|
|
},
|
|
states: []types.SilenceState{types.SilenceStatePending},
|
|
keep: true,
|
|
},
|
|
{
|
|
sil: &pb.Silence{
|
|
StartsAt: now.Add(time.Minute),
|
|
EndsAt: now.Add(time.Hour),
|
|
},
|
|
states: []types.SilenceState{types.SilenceStateExpired, types.SilenceStatePending},
|
|
keep: true,
|
|
},
|
|
}
|
|
for i, c := range cases {
|
|
q := &query{}
|
|
QState(c.states...)(q)
|
|
f := q.filters[0]
|
|
|
|
keep, err := f(c.sil, nil, now)
|
|
require.NoError(t, err)
|
|
require.Equal(t, c.keep, keep, "unexpected filter result for case %d", i)
|
|
}
|
|
}
|
|
|
|
func TestQMatches(t *testing.T) {
|
|
qp := QMatches(model.LabelSet{
|
|
"job": "test",
|
|
"instance": "web-1",
|
|
"path": "/user/profile",
|
|
"method": "GET",
|
|
})
|
|
|
|
q := &query{}
|
|
qp(q)
|
|
f := q.filters[0]
|
|
|
|
cases := []struct {
|
|
sil *pb.Silence
|
|
drop bool
|
|
}{
|
|
{
|
|
sil: &pb.Silence{
|
|
Matchers: []*pb.Matcher{
|
|
{Name: "job", Pattern: "test", Type: pb.Matcher_EQUAL},
|
|
},
|
|
},
|
|
drop: true,
|
|
},
|
|
{
|
|
sil: &pb.Silence{
|
|
Matchers: []*pb.Matcher{
|
|
{Name: "job", Pattern: "test", Type: pb.Matcher_EQUAL},
|
|
{Name: "method", Pattern: "POST", Type: pb.Matcher_EQUAL},
|
|
},
|
|
},
|
|
drop: false,
|
|
},
|
|
{
|
|
sil: &pb.Silence{
|
|
Matchers: []*pb.Matcher{
|
|
{Name: "path", Pattern: "/user/.+", Type: pb.Matcher_REGEXP},
|
|
},
|
|
},
|
|
drop: true,
|
|
},
|
|
{
|
|
sil: &pb.Silence{
|
|
Matchers: []*pb.Matcher{
|
|
{Name: "path", Pattern: "/user/.+", Type: pb.Matcher_REGEXP},
|
|
{Name: "path", Pattern: "/nothing/.+", Type: pb.Matcher_REGEXP},
|
|
},
|
|
},
|
|
drop: false,
|
|
},
|
|
}
|
|
for _, c := range cases {
|
|
drop, err := f(c.sil, &Silences{mc: matcherCache{}, st: state{}}, time.Time{})
|
|
require.NoError(t, err)
|
|
require.Equal(t, c.drop, drop, "unexpected filter result")
|
|
}
|
|
}
|
|
|
|
func TestSilencesQuery(t *testing.T) {
|
|
s, err := New(Options{})
|
|
require.NoError(t, err)
|
|
|
|
s.st = state{
|
|
"1": &pb.MeshSilence{Silence: &pb.Silence{Id: "1"}},
|
|
"2": &pb.MeshSilence{Silence: &pb.Silence{Id: "2"}},
|
|
"3": &pb.MeshSilence{Silence: &pb.Silence{Id: "3"}},
|
|
"4": &pb.MeshSilence{Silence: &pb.Silence{Id: "4"}},
|
|
"5": &pb.MeshSilence{Silence: &pb.Silence{Id: "5"}},
|
|
}
|
|
cases := []struct {
|
|
q *query
|
|
exp []*pb.Silence
|
|
}{
|
|
{
|
|
// Default query of retrieving all silences.
|
|
q: &query{},
|
|
exp: []*pb.Silence{
|
|
{Id: "1"},
|
|
{Id: "2"},
|
|
{Id: "3"},
|
|
{Id: "4"},
|
|
{Id: "5"},
|
|
},
|
|
},
|
|
{
|
|
// Retrieve by IDs.
|
|
q: &query{
|
|
ids: []string{"2", "5"},
|
|
},
|
|
exp: []*pb.Silence{
|
|
{Id: "2"},
|
|
{Id: "5"},
|
|
},
|
|
},
|
|
{
|
|
// Retrieve all and filter
|
|
q: &query{
|
|
filters: []silenceFilter{
|
|
func(sil *pb.Silence, _ *Silences, _ time.Time) (bool, error) {
|
|
return sil.Id == "1" || sil.Id == "2", nil
|
|
},
|
|
},
|
|
},
|
|
exp: []*pb.Silence{
|
|
{Id: "1"},
|
|
{Id: "2"},
|
|
},
|
|
},
|
|
{
|
|
// Retrieve by IDs and filter
|
|
q: &query{
|
|
ids: []string{"2", "5"},
|
|
filters: []silenceFilter{
|
|
func(sil *pb.Silence, _ *Silences, _ time.Time) (bool, error) {
|
|
return sil.Id == "1" || sil.Id == "2", nil
|
|
},
|
|
},
|
|
},
|
|
exp: []*pb.Silence{
|
|
{Id: "2"},
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, c := range cases {
|
|
// Run default query of retrieving all silences.
|
|
res, _, err := s.query(c.q, time.Time{})
|
|
require.NoError(t, err, "unexpected error on querying")
|
|
|
|
// Currently there are no sorting guarantees in the querying API.
|
|
sort.Sort(silencesByID(c.exp))
|
|
sort.Sort(silencesByID(res))
|
|
require.Equal(t, c.exp, res, "unexpected silences in result")
|
|
}
|
|
}
|
|
|
|
type silencesByID []*pb.Silence
|
|
|
|
func (s silencesByID) Len() int { return len(s) }
|
|
func (s silencesByID) Swap(i, j int) { s[i], s[j] = s[j], s[i] }
|
|
func (s silencesByID) Less(i, j int) bool { return s[i].Id < s[j].Id }
|
|
|
|
func TestSilenceCanUpdate(t *testing.T) {
|
|
now := utcNow()
|
|
|
|
cases := []struct {
|
|
a, b *pb.Silence
|
|
ok bool
|
|
}{
|
|
// Bad arguments.
|
|
{
|
|
a: &pb.Silence{},
|
|
b: &pb.Silence{
|
|
StartsAt: now,
|
|
EndsAt: now.Add(-time.Minute),
|
|
},
|
|
ok: false,
|
|
},
|
|
// Expired silence.
|
|
{
|
|
a: &pb.Silence{
|
|
StartsAt: now.Add(-time.Hour),
|
|
EndsAt: now.Add(-time.Second),
|
|
},
|
|
b: &pb.Silence{
|
|
StartsAt: now,
|
|
EndsAt: now,
|
|
},
|
|
ok: false,
|
|
},
|
|
// Pending silences.
|
|
{
|
|
a: &pb.Silence{
|
|
StartsAt: now.Add(time.Hour),
|
|
EndsAt: now.Add(2 * time.Hour),
|
|
UpdatedAt: now.Add(-time.Hour),
|
|
},
|
|
b: &pb.Silence{
|
|
StartsAt: now.Add(-time.Minute),
|
|
EndsAt: now.Add(time.Hour),
|
|
},
|
|
ok: false,
|
|
},
|
|
{
|
|
a: &pb.Silence{
|
|
StartsAt: now.Add(time.Hour),
|
|
EndsAt: now.Add(2 * time.Hour),
|
|
UpdatedAt: now.Add(-time.Hour),
|
|
},
|
|
b: &pb.Silence{
|
|
StartsAt: now.Add(time.Minute),
|
|
EndsAt: now.Add(time.Minute),
|
|
},
|
|
ok: true,
|
|
},
|
|
{
|
|
a: &pb.Silence{
|
|
StartsAt: now.Add(time.Hour),
|
|
EndsAt: now.Add(2 * time.Hour),
|
|
UpdatedAt: now.Add(-time.Hour),
|
|
},
|
|
b: &pb.Silence{
|
|
StartsAt: now, // set to exactly start now.
|
|
EndsAt: now.Add(2 * time.Hour),
|
|
},
|
|
ok: true,
|
|
},
|
|
// Active silences.
|
|
{
|
|
a: &pb.Silence{
|
|
StartsAt: now.Add(-time.Hour),
|
|
EndsAt: now.Add(2 * time.Hour),
|
|
UpdatedAt: now.Add(-time.Hour),
|
|
},
|
|
b: &pb.Silence{
|
|
StartsAt: now.Add(-time.Minute),
|
|
EndsAt: now.Add(2 * time.Hour),
|
|
},
|
|
ok: false,
|
|
},
|
|
{
|
|
a: &pb.Silence{
|
|
StartsAt: now.Add(-time.Hour),
|
|
EndsAt: now.Add(2 * time.Hour),
|
|
UpdatedAt: now.Add(-time.Hour),
|
|
},
|
|
b: &pb.Silence{
|
|
StartsAt: now.Add(-time.Hour),
|
|
EndsAt: now.Add(-time.Second),
|
|
},
|
|
ok: false,
|
|
},
|
|
{
|
|
a: &pb.Silence{
|
|
StartsAt: now.Add(-time.Hour),
|
|
EndsAt: now.Add(2 * time.Hour),
|
|
UpdatedAt: now.Add(-time.Hour),
|
|
},
|
|
b: &pb.Silence{
|
|
StartsAt: now.Add(-time.Hour),
|
|
EndsAt: now,
|
|
},
|
|
ok: true,
|
|
},
|
|
{
|
|
a: &pb.Silence{
|
|
StartsAt: now.Add(-time.Hour),
|
|
EndsAt: now.Add(2 * time.Hour),
|
|
UpdatedAt: now.Add(-time.Hour),
|
|
},
|
|
b: &pb.Silence{
|
|
StartsAt: now.Add(-time.Hour),
|
|
EndsAt: now.Add(3 * time.Hour),
|
|
},
|
|
ok: true,
|
|
},
|
|
}
|
|
for _, c := range cases {
|
|
ok := canUpdate(c.a, c.b, now)
|
|
if ok && !c.ok {
|
|
t.Errorf("expected not-updateable but was: %v, %v", c.a, c.b)
|
|
}
|
|
if ok && !c.ok {
|
|
t.Errorf("expected updateable but was not: %v, %v", c.a, c.b)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestSilenceExpire(t *testing.T) {
|
|
s, err := New(Options{Retention: time.Hour})
|
|
require.NoError(t, err)
|
|
|
|
now := time.Now()
|
|
s.now = func() time.Time { return now }
|
|
|
|
m := &pb.Matcher{Type: pb.Matcher_EQUAL, Name: "a", Pattern: "b"}
|
|
|
|
s.st = state{
|
|
"pending": &pb.MeshSilence{Silence: &pb.Silence{
|
|
Id: "pending",
|
|
Matchers: []*pb.Matcher{m},
|
|
StartsAt: now.Add(time.Minute),
|
|
EndsAt: now.Add(time.Hour),
|
|
UpdatedAt: now.Add(-time.Hour),
|
|
}},
|
|
"active": &pb.MeshSilence{Silence: &pb.Silence{
|
|
Id: "active",
|
|
Matchers: []*pb.Matcher{m},
|
|
StartsAt: now.Add(-time.Minute),
|
|
EndsAt: now.Add(time.Hour),
|
|
UpdatedAt: now.Add(-time.Hour),
|
|
}},
|
|
"expired": &pb.MeshSilence{Silence: &pb.Silence{
|
|
Id: "expired",
|
|
Matchers: []*pb.Matcher{m},
|
|
StartsAt: now.Add(-time.Hour),
|
|
EndsAt: now.Add(-time.Minute),
|
|
UpdatedAt: now.Add(-time.Hour),
|
|
}},
|
|
}
|
|
|
|
count, err := s.CountState(types.SilenceStatePending)
|
|
require.NoError(t, err)
|
|
require.Equal(t, 1, count)
|
|
|
|
count, err = s.CountState(types.SilenceStateExpired)
|
|
require.NoError(t, err)
|
|
require.Equal(t, 1, count)
|
|
|
|
require.NoError(t, s.Expire("pending"))
|
|
require.NoError(t, s.Expire("active"))
|
|
|
|
err = s.Expire("expired")
|
|
require.Error(t, err)
|
|
require.Contains(t, err.Error(), "already expired")
|
|
|
|
sil, err := s.QueryOne(QIDs("pending"))
|
|
require.NoError(t, err)
|
|
require.Equal(t, &pb.Silence{
|
|
Id: "pending",
|
|
Matchers: []*pb.Matcher{m},
|
|
StartsAt: now,
|
|
EndsAt: now,
|
|
UpdatedAt: now,
|
|
}, sil)
|
|
|
|
// Let time pass...
|
|
s.now = func() time.Time { return now.Add(time.Second) }
|
|
|
|
count, err = s.CountState(types.SilenceStatePending)
|
|
require.NoError(t, err)
|
|
require.Equal(t, 0, count)
|
|
|
|
count, err = s.CountState(types.SilenceStateExpired)
|
|
require.NoError(t, err)
|
|
require.Equal(t, 3, count)
|
|
|
|
// Expiring a pending Silence should make the API return the
|
|
// SilenceStateExpired Silence state.
|
|
silenceState := types.CalcSilenceState(sil.StartsAt, sil.EndsAt)
|
|
require.Equal(t, silenceState, types.SilenceStateExpired)
|
|
|
|
sil, err = s.QueryOne(QIDs("active"))
|
|
require.NoError(t, err)
|
|
require.Equal(t, &pb.Silence{
|
|
Id: "active",
|
|
Matchers: []*pb.Matcher{m},
|
|
StartsAt: now.Add(-time.Minute),
|
|
EndsAt: now,
|
|
UpdatedAt: now,
|
|
}, sil)
|
|
|
|
sil, err = s.QueryOne(QIDs("expired"))
|
|
require.NoError(t, err)
|
|
require.Equal(t, &pb.Silence{
|
|
Id: "expired",
|
|
Matchers: []*pb.Matcher{m},
|
|
StartsAt: now.Add(-time.Hour),
|
|
EndsAt: now.Add(-time.Minute),
|
|
UpdatedAt: now.Add(-time.Hour),
|
|
}, sil)
|
|
|
|
}
|
|
|
|
// TestSilenceExpireWithZeroRetention covers the problem that, with zero
|
|
// retention time, a silence explicitly set to expired will also immediately
|
|
// expire from the silence storage.
|
|
func TestSilenceExpireWithZeroRetention(t *testing.T) {
|
|
s, err := New(Options{})
|
|
require.NoError(t, err)
|
|
|
|
now := time.Now()
|
|
// But don't set s.now here because we need a changing time to
|
|
// demonstrate expiration from the silence storage.
|
|
|
|
m := &pb.Matcher{Type: pb.Matcher_EQUAL, Name: "a", Pattern: "b"}
|
|
|
|
s.st = state{
|
|
"pending": &pb.MeshSilence{Silence: &pb.Silence{
|
|
Id: "pending",
|
|
Matchers: []*pb.Matcher{m},
|
|
StartsAt: now.Add(time.Minute),
|
|
EndsAt: now.Add(time.Hour),
|
|
UpdatedAt: now.Add(-time.Hour),
|
|
}},
|
|
"active": &pb.MeshSilence{Silence: &pb.Silence{
|
|
Id: "active",
|
|
Matchers: []*pb.Matcher{m},
|
|
StartsAt: now.Add(-time.Minute),
|
|
EndsAt: now.Add(time.Hour),
|
|
UpdatedAt: now.Add(-time.Hour),
|
|
}},
|
|
"expired": &pb.MeshSilence{Silence: &pb.Silence{
|
|
Id: "expired",
|
|
Matchers: []*pb.Matcher{m},
|
|
StartsAt: now.Add(-time.Hour),
|
|
EndsAt: now.Add(-time.Minute),
|
|
UpdatedAt: now.Add(-time.Hour),
|
|
}},
|
|
}
|
|
|
|
count, err := s.CountState(types.SilenceStatePending)
|
|
require.NoError(t, err)
|
|
require.Equal(t, 1, count)
|
|
|
|
count, err = s.CountState(types.SilenceStateExpired)
|
|
require.NoError(t, err)
|
|
require.Equal(t, 1, count)
|
|
|
|
require.NoError(t, s.Expire("pending"))
|
|
require.NoError(t, s.Expire("active"))
|
|
|
|
err = s.Expire("expired")
|
|
require.Error(t, err)
|
|
require.Contains(t, err.Error(), "already expired")
|
|
|
|
_, err = s.QueryOne(QIDs("pending"))
|
|
require.NoError(t, err)
|
|
require.Equal(t, 1, count)
|
|
|
|
count, err = s.CountState(types.SilenceStatePending)
|
|
require.NoError(t, err)
|
|
require.Equal(t, 0, count)
|
|
|
|
count, err = s.CountState(types.SilenceStateExpired)
|
|
require.NoError(t, err)
|
|
require.Equal(t, 3, count)
|
|
}
|
|
|
|
func TestValidateMatcher(t *testing.T) {
|
|
cases := []struct {
|
|
m *pb.Matcher
|
|
err string
|
|
}{
|
|
{
|
|
m: &pb.Matcher{
|
|
Name: "a",
|
|
Pattern: "b",
|
|
Type: pb.Matcher_EQUAL,
|
|
},
|
|
err: "",
|
|
}, {
|
|
m: &pb.Matcher{
|
|
Name: "00",
|
|
Pattern: "a",
|
|
Type: pb.Matcher_EQUAL,
|
|
},
|
|
err: "invalid label name",
|
|
}, {
|
|
m: &pb.Matcher{
|
|
Name: "a",
|
|
Pattern: "((",
|
|
Type: pb.Matcher_REGEXP,
|
|
},
|
|
err: "invalid regular expression",
|
|
}, {
|
|
m: &pb.Matcher{
|
|
Name: "a",
|
|
Pattern: "\xff",
|
|
Type: pb.Matcher_EQUAL,
|
|
},
|
|
err: "invalid label value",
|
|
}, {
|
|
m: &pb.Matcher{
|
|
Name: "a",
|
|
Pattern: "b",
|
|
Type: 333,
|
|
},
|
|
err: "unknown matcher type",
|
|
},
|
|
}
|
|
|
|
for _, c := range cases {
|
|
err := validateMatcher(c.m)
|
|
if err == nil {
|
|
if c.err != "" {
|
|
t.Errorf("expected error containing %q but got none", c.err)
|
|
}
|
|
continue
|
|
}
|
|
if err != nil && c.err == "" {
|
|
t.Errorf("unexpected error %q", err)
|
|
continue
|
|
}
|
|
if !strings.Contains(err.Error(), c.err) {
|
|
t.Errorf("expected error to contain %q but got %q", c.err, err)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestValidateSilence(t *testing.T) {
|
|
var (
|
|
now = utcNow()
|
|
zeroTimestamp = time.Time{}
|
|
validTimestamp = now
|
|
)
|
|
cases := []struct {
|
|
s *pb.Silence
|
|
err string
|
|
}{
|
|
{
|
|
s: &pb.Silence{
|
|
Id: "some_id",
|
|
Matchers: []*pb.Matcher{
|
|
&pb.Matcher{Name: "a", Pattern: "b"},
|
|
},
|
|
StartsAt: validTimestamp,
|
|
EndsAt: validTimestamp,
|
|
UpdatedAt: validTimestamp,
|
|
},
|
|
err: "",
|
|
},
|
|
{
|
|
s: &pb.Silence{
|
|
Id: "",
|
|
Matchers: []*pb.Matcher{
|
|
&pb.Matcher{Name: "a", Pattern: "b"},
|
|
},
|
|
StartsAt: validTimestamp,
|
|
EndsAt: validTimestamp,
|
|
UpdatedAt: validTimestamp,
|
|
},
|
|
err: "ID missing",
|
|
},
|
|
{
|
|
s: &pb.Silence{
|
|
Id: "some_id",
|
|
Matchers: []*pb.Matcher{},
|
|
StartsAt: validTimestamp,
|
|
EndsAt: validTimestamp,
|
|
UpdatedAt: validTimestamp,
|
|
},
|
|
err: "at least one matcher required",
|
|
},
|
|
{
|
|
s: &pb.Silence{
|
|
Id: "some_id",
|
|
Matchers: []*pb.Matcher{
|
|
&pb.Matcher{Name: "a", Pattern: "b"},
|
|
&pb.Matcher{Name: "00", Pattern: "b"},
|
|
},
|
|
StartsAt: validTimestamp,
|
|
EndsAt: validTimestamp,
|
|
UpdatedAt: validTimestamp,
|
|
},
|
|
err: "invalid label matcher",
|
|
},
|
|
{
|
|
s: &pb.Silence{
|
|
Id: "some_id",
|
|
Matchers: []*pb.Matcher{
|
|
&pb.Matcher{Name: "a", Pattern: "b"},
|
|
},
|
|
StartsAt: now,
|
|
EndsAt: now.Add(-time.Second),
|
|
UpdatedAt: validTimestamp,
|
|
},
|
|
err: "end time must not be before start time",
|
|
},
|
|
{
|
|
s: &pb.Silence{
|
|
Id: "some_id",
|
|
Matchers: []*pb.Matcher{
|
|
&pb.Matcher{Name: "a", Pattern: "b"},
|
|
},
|
|
StartsAt: zeroTimestamp,
|
|
EndsAt: validTimestamp,
|
|
UpdatedAt: validTimestamp,
|
|
},
|
|
err: "invalid zero start timestamp",
|
|
},
|
|
{
|
|
s: &pb.Silence{
|
|
Id: "some_id",
|
|
Matchers: []*pb.Matcher{
|
|
&pb.Matcher{Name: "a", Pattern: "b"},
|
|
},
|
|
StartsAt: validTimestamp,
|
|
EndsAt: zeroTimestamp,
|
|
UpdatedAt: validTimestamp,
|
|
},
|
|
err: "invalid zero end timestamp",
|
|
},
|
|
{
|
|
s: &pb.Silence{
|
|
Id: "some_id",
|
|
Matchers: []*pb.Matcher{
|
|
&pb.Matcher{Name: "a", Pattern: "b"},
|
|
},
|
|
StartsAt: validTimestamp,
|
|
EndsAt: validTimestamp,
|
|
UpdatedAt: zeroTimestamp,
|
|
},
|
|
err: "invalid zero update timestamp",
|
|
},
|
|
}
|
|
for _, c := range cases {
|
|
err := validateSilence(c.s)
|
|
if err == nil {
|
|
if c.err != "" {
|
|
t.Errorf("expected error containing %q but got none", c.err)
|
|
}
|
|
continue
|
|
}
|
|
if err != nil && c.err == "" {
|
|
t.Errorf("unexpected error %q", err)
|
|
continue
|
|
}
|
|
if !strings.Contains(err.Error(), c.err) {
|
|
t.Errorf("expected error to contain %q but got %q", c.err, err)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestStateMerge(t *testing.T) {
|
|
now := utcNow()
|
|
|
|
// We only care about key names and timestamps for the
|
|
// merging logic.
|
|
newSilence := func(id string, ts, exp time.Time) *pb.MeshSilence {
|
|
return &pb.MeshSilence{
|
|
Silence: &pb.Silence{Id: id, UpdatedAt: ts},
|
|
ExpiresAt: exp,
|
|
}
|
|
}
|
|
|
|
exp := now.Add(time.Minute)
|
|
|
|
cases := []struct {
|
|
a, b state
|
|
final state
|
|
}{
|
|
{
|
|
a: state{
|
|
"a1": newSilence("a1", now, exp),
|
|
"a2": newSilence("a2", now, exp),
|
|
"a3": newSilence("a3", now, exp),
|
|
},
|
|
b: state{
|
|
"b1": newSilence("b1", now, exp), // new key, should be added
|
|
"a2": newSilence("a2", now.Add(-time.Minute), exp), // older timestamp, should be dropped
|
|
"a3": newSilence("a3", now.Add(time.Minute), exp), // newer timestamp, should overwrite
|
|
"a4": newSilence("a4", now.Add(-time.Minute), now.Add(-time.Millisecond)), // new key, expired, should not be added
|
|
},
|
|
final: state{
|
|
"a1": newSilence("a1", now, exp),
|
|
"a2": newSilence("a2", now, exp),
|
|
"a3": newSilence("a3", now.Add(time.Minute), exp),
|
|
"b1": newSilence("b1", now, exp),
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, c := range cases {
|
|
for _, e := range c.b {
|
|
c.a.merge(e, now)
|
|
}
|
|
|
|
require.Equal(t, c.final, c.a, "Merge result should match expectation")
|
|
}
|
|
}
|
|
|
|
func TestStateCoding(t *testing.T) {
|
|
// Check whether encoding and decoding the data is symmetric.
|
|
now := utcNow()
|
|
|
|
cases := []struct {
|
|
entries []*pb.MeshSilence
|
|
}{
|
|
{
|
|
entries: []*pb.MeshSilence{
|
|
{
|
|
Silence: &pb.Silence{
|
|
Id: "3be80475-e219-4ee7-b6fc-4b65114e362f",
|
|
Matchers: []*pb.Matcher{
|
|
{Name: "label1", Pattern: "val1", Type: pb.Matcher_EQUAL},
|
|
{Name: "label2", Pattern: "val.+", Type: pb.Matcher_REGEXP},
|
|
},
|
|
StartsAt: now,
|
|
EndsAt: now,
|
|
UpdatedAt: now,
|
|
},
|
|
ExpiresAt: now,
|
|
},
|
|
{
|
|
Silence: &pb.Silence{
|
|
Id: "4b1e760d-182c-4980-b873-c1a6827c9817",
|
|
Matchers: []*pb.Matcher{
|
|
{Name: "label1", Pattern: "val1", Type: pb.Matcher_EQUAL},
|
|
},
|
|
StartsAt: now.Add(time.Hour),
|
|
EndsAt: now.Add(2 * time.Hour),
|
|
UpdatedAt: now,
|
|
},
|
|
ExpiresAt: now.Add(24 * time.Hour),
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, c := range cases {
|
|
// Create gossip data from input.
|
|
in := state{}
|
|
for _, e := range c.entries {
|
|
in[e.Silence.Id] = e
|
|
}
|
|
msg, err := in.MarshalBinary()
|
|
require.NoError(t, err)
|
|
|
|
out, err := decodeState(bytes.NewReader(msg))
|
|
require.NoError(t, err, "decoding message failed")
|
|
|
|
require.Equal(t, in, out, "decoded data doesn't match encoded data")
|
|
}
|
|
}
|
|
|
|
func TestStateDecodingError(t *testing.T) {
|
|
// Check whether decoding copes with erroneous data.
|
|
s := state{"": &pb.MeshSilence{}}
|
|
|
|
msg, err := s.MarshalBinary()
|
|
require.NoError(t, err)
|
|
|
|
_, err = decodeState(bytes.NewReader(msg))
|
|
require.Equal(t, ErrInvalidState, err)
|
|
}
|
|
|
|
func benchmarkSilencesQuery(b *testing.B, numSilences int) {
|
|
s, err := New(Options{})
|
|
require.NoError(b, err)
|
|
|
|
now := time.Now()
|
|
s.now = func() time.Time { return now }
|
|
|
|
lset := model.LabelSet{"aaaa": "AAAA", "bbbb": "BBBB", "cccc": "CCCC"}
|
|
|
|
s.st = state{}
|
|
for i := 0; i < numSilences; i++ {
|
|
id := fmt.Sprint("ID", i)
|
|
// Patterns also contain the ID to bust any caches that might be used under the hood.
|
|
patA := "A{4}|" + id
|
|
patB := id // Does not match.
|
|
if i%10 == 0 {
|
|
// Every 10th time, have an actually matching pattern.
|
|
patB = "B(B|C)B.|" + id
|
|
}
|
|
|
|
s.st[id] = &pb.MeshSilence{Silence: &pb.Silence{
|
|
Id: id,
|
|
Matchers: []*pb.Matcher{
|
|
&pb.Matcher{Type: pb.Matcher_REGEXP, Name: "aaaa", Pattern: patA},
|
|
&pb.Matcher{Type: pb.Matcher_REGEXP, Name: "bbbb", Pattern: patB},
|
|
},
|
|
StartsAt: now.Add(-time.Minute),
|
|
EndsAt: now.Add(time.Hour),
|
|
UpdatedAt: now.Add(-time.Hour),
|
|
}}
|
|
}
|
|
|
|
// Run things once to populate the matcherCache.
|
|
sils, _, err := s.Query(
|
|
QState(types.SilenceStateActive),
|
|
QMatches(lset),
|
|
)
|
|
require.NoError(b, err)
|
|
require.Equal(b, numSilences/10, len(sils))
|
|
|
|
b.ResetTimer()
|
|
for i := 0; i < b.N; i++ {
|
|
sils, _, err := s.Query(
|
|
QState(types.SilenceStateActive),
|
|
QMatches(lset),
|
|
)
|
|
require.NoError(b, err)
|
|
require.Equal(b, numSilences/10, len(sils))
|
|
}
|
|
}
|
|
|
|
func Benchmark100SilencesQuery(b *testing.B) {
|
|
benchmarkSilencesQuery(b, 100)
|
|
}
|
|
|
|
func Benchmark1000SilencesQuery(b *testing.B) {
|
|
benchmarkSilencesQuery(b, 1000)
|
|
}
|
|
|
|
func Benchmark10000SilencesQuery(b *testing.B) {
|
|
benchmarkSilencesQuery(b, 10000)
|
|
}
|