mirror of
https://github.com/prometheus/alertmanager
synced 2025-01-18 20:20:53 +00:00
08be6a4149
Instead of setting endsAt to startsAt we can set both to now. Thereby the Silence will get the expired state by default.
1081 lines
24 KiB
Go
1081 lines
24 KiB
Go
// Copyright 2016 Prometheus Team
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package silence
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import (
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"bytes"
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"io/ioutil"
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"os"
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"sort"
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"strings"
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"testing"
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"time"
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pb "github.com/prometheus/alertmanager/silence/silencepb"
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"github.com/prometheus/alertmanager/types"
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"github.com/prometheus/common/model"
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"github.com/stretchr/testify/require"
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"github.com/weaveworks/mesh"
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)
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func TestOptionsValidate(t *testing.T) {
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cases := []struct {
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options *Options
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err string
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}{
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{
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options: &Options{
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SnapshotReader: &bytes.Buffer{},
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},
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},
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{
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options: &Options{
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SnapshotFile: "test.bkp",
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},
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},
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{
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options: &Options{
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SnapshotFile: "test bkp",
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SnapshotReader: &bytes.Buffer{},
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},
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err: "only one of SnapshotFile and SnapshotReader must be set",
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},
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}
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for _, c := range cases {
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err := c.options.validate()
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if err == nil {
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if c.err != "" {
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t.Errorf("expected error containing %q but got none", c.err)
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}
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continue
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}
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if err != nil && c.err == "" {
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t.Errorf("unexpected error %q", err)
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continue
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}
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if !strings.Contains(err.Error(), c.err) {
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t.Errorf("expected error to contain %q but got %q", c.err, err)
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}
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}
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}
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func TestSilencesGC(t *testing.T) {
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s, err := New(Options{})
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require.NoError(t, err)
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now := utcNow()
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s.now = func() time.Time { return now }
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newSilence := func(exp time.Time) *pb.MeshSilence {
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return &pb.MeshSilence{ExpiresAt: exp}
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}
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s.st = gossipData{
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"1": newSilence(now),
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"2": newSilence(now.Add(-time.Second)),
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"3": newSilence(now.Add(time.Second)),
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}
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want := gossipData{
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"3": newSilence(now.Add(time.Second)),
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}
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n, err := s.GC()
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require.NoError(t, err)
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require.Equal(t, 2, n)
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require.Equal(t, want, s.st)
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}
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func TestSilencesSnapshot(t *testing.T) {
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// Check whether storing and loading the snapshot is symmetric.
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now := utcNow()
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cases := []struct {
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entries []*pb.MeshSilence
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}{
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{
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entries: []*pb.MeshSilence{
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{
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Silence: &pb.Silence{
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Id: "3be80475-e219-4ee7-b6fc-4b65114e362f",
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Matchers: []*pb.Matcher{
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{Name: "label1", Pattern: "val1", Type: pb.Matcher_EQUAL},
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{Name: "label2", Pattern: "val.+", Type: pb.Matcher_REGEXP},
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},
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StartsAt: now,
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EndsAt: now,
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UpdatedAt: now,
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},
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ExpiresAt: now,
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},
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{
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Silence: &pb.Silence{
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Id: "4b1e760d-182c-4980-b873-c1a6827c9817",
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Matchers: []*pb.Matcher{
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{Name: "label1", Pattern: "val1", Type: pb.Matcher_EQUAL},
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},
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StartsAt: now.Add(time.Hour),
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EndsAt: now.Add(2 * time.Hour),
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UpdatedAt: now,
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},
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ExpiresAt: now.Add(24 * time.Hour),
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},
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},
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},
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}
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for _, c := range cases {
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f, err := ioutil.TempFile("", "snapshot")
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require.NoError(t, err, "creating temp file failed")
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s1 := &Silences{st: gossipData{}, metrics: newMetrics(nil)}
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// Setup internal state manually.
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for _, e := range c.entries {
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s1.st[e.Silence.Id] = e
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}
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_, err = s1.Snapshot(f)
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require.NoError(t, err, "creating snapshot failed")
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require.NoError(t, f.Close(), "closing snapshot file failed")
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f, err = os.Open(f.Name())
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require.NoError(t, err, "opening snapshot file failed")
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// Check again against new nlog instance.
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s2 := &Silences{mc: matcherCache{}}
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err = s2.loadSnapshot(f)
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require.NoError(t, err, "error loading snapshot")
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require.Equal(t, s1.st, s2.st, "state after loading snapshot did not match snapshotted state")
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require.NoError(t, f.Close(), "closing snapshot file failed")
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}
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}
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type mockGossip struct {
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broadcast func(mesh.GossipData)
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}
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func (g *mockGossip) GossipBroadcast(d mesh.GossipData) { g.broadcast(d) }
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func (g *mockGossip) GossipUnicast(mesh.PeerName, []byte) error { panic("not implemented") }
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func TestSilencesSetSilence(t *testing.T) {
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s, err := New(Options{
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Retention: time.Minute,
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})
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require.NoError(t, err)
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now := utcNow()
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nowpb := now
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sil := &pb.Silence{
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Id: "some_id",
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Matchers: []*pb.Matcher{{Name: "abc", Pattern: "def"}},
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StartsAt: nowpb,
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EndsAt: nowpb,
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}
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want := gossipData{
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"some_id": &pb.MeshSilence{
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Silence: sil,
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ExpiresAt: now.Add(time.Minute),
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},
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}
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var called bool
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s.gossip = &mockGossip{
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broadcast: func(d mesh.GossipData) {
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data, ok := d.(gossipData)
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require.True(t, ok, "gossip data of unknown type")
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require.Equal(t, want, data, "unexpected gossip broadcast data")
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called = true
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},
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}
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require.NoError(t, s.setSilence(sil))
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require.True(t, called, "GossipBroadcast was not called")
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require.Equal(t, want, s.st, "Unexpected silence state")
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}
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func TestSilenceSet(t *testing.T) {
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s, err := New(Options{
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Retention: time.Hour,
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})
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require.NoError(t, err)
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now := utcNow()
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now1 := now
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s.now = func() time.Time { return now }
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// Insert silence with fixed start time.
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sil1 := &pb.Silence{
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Matchers: []*pb.Matcher{{Name: "a", Pattern: "b"}},
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StartsAt: now.Add(2 * time.Minute),
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EndsAt: now.Add(5 * time.Minute),
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}
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id1, err := s.Set(sil1)
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require.NoError(t, err)
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require.NotEqual(t, id1, "")
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want := gossipData{
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id1: &pb.MeshSilence{
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Silence: &pb.Silence{
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Id: id1,
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Matchers: []*pb.Matcher{{Name: "a", Pattern: "b"}},
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StartsAt: now1.Add(2 * time.Minute),
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EndsAt: now1.Add(5 * time.Minute),
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UpdatedAt: now1,
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},
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ExpiresAt: now1.Add(5*time.Minute + s.retention),
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},
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}
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require.Equal(t, want, s.st, "unexpected state after silence creation")
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// Insert silence with unset start time. Must be set to now.
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now = now.Add(time.Minute)
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now2 := now
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sil2 := &pb.Silence{
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Matchers: []*pb.Matcher{{Name: "a", Pattern: "b"}},
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EndsAt: now.Add(1 * time.Minute),
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}
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id2, err := s.Set(sil2)
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require.NoError(t, err)
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require.NotEqual(t, id2, "")
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want = gossipData{
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id1: want[id1],
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id2: &pb.MeshSilence{
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Silence: &pb.Silence{
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Id: id2,
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Matchers: []*pb.Matcher{{Name: "a", Pattern: "b"}},
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StartsAt: now2,
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EndsAt: now2.Add(1 * time.Minute),
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UpdatedAt: now2,
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},
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ExpiresAt: now2.Add(1*time.Minute + s.retention),
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},
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}
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require.Equal(t, want, s.st, "unexpected state after silence creation")
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// Overwrite silence 2 with new end time.
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now = now.Add(time.Minute)
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now3 := now
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sil3 := cloneSilence(sil2)
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sil3.EndsAt = now.Add(100 * time.Minute)
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id3, err := s.Set(sil3)
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require.NoError(t, err)
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require.Equal(t, id2, id3)
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want = gossipData{
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id1: want[id1],
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id2: &pb.MeshSilence{
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Silence: &pb.Silence{
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Id: id2,
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Matchers: []*pb.Matcher{{Name: "a", Pattern: "b"}},
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StartsAt: now2,
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EndsAt: now3.Add(100 * time.Minute),
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UpdatedAt: now3,
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},
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ExpiresAt: now3.Add(100*time.Minute + s.retention),
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},
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}
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require.Equal(t, want, s.st, "unexpected state after silence creation")
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// Update silence 2 with new matcher expires it and creates a new one.
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now = now.Add(time.Minute)
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now4 := now
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sil4 := cloneSilence(sil3)
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sil4.Matchers = []*pb.Matcher{{Name: "a", Pattern: "c"}}
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id4, err := s.Set(sil4)
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require.NoError(t, err)
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require.NotEqual(t, id2, id4)
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want = gossipData{
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id1: want[id1],
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id2: &pb.MeshSilence{
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Silence: &pb.Silence{
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Id: id2,
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Matchers: []*pb.Matcher{{Name: "a", Pattern: "b"}},
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StartsAt: now2,
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EndsAt: now4,
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UpdatedAt: now4,
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},
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ExpiresAt: now4.Add(s.retention),
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},
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id4: &pb.MeshSilence{
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Silence: &pb.Silence{
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Id: id4,
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Matchers: []*pb.Matcher{{Name: "a", Pattern: "c"}},
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StartsAt: now4,
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EndsAt: now3.Add(100 * time.Minute),
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UpdatedAt: now4,
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},
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ExpiresAt: now3.Add(100*time.Minute + s.retention),
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},
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}
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require.Equal(t, want, s.st, "unexpected state after silence creation")
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// Re-create expired silence.
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now = now.Add(time.Minute)
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now5 := now
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sil5 := cloneSilence(sil3)
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sil5.StartsAt = now
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sil5.EndsAt = now.Add(5 * time.Minute)
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id5, err := s.Set(sil5)
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require.NoError(t, err)
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require.NotEqual(t, id2, id4)
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want = gossipData{
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id1: want[id1],
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id2: want[id2],
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id4: want[id4],
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id5: &pb.MeshSilence{
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Silence: &pb.Silence{
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Id: id5,
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Matchers: []*pb.Matcher{{Name: "a", Pattern: "b"}},
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StartsAt: now5,
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EndsAt: now5.Add(5 * time.Minute),
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UpdatedAt: now5,
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},
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ExpiresAt: now5.Add(5*time.Minute + s.retention),
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},
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}
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require.Equal(t, want, s.st, "unexpected state after silence creation")
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}
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func TestSilencesSetFail(t *testing.T) {
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s, err := New(Options{})
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require.NoError(t, err)
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now := utcNow()
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s.now = func() time.Time { return now }
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cases := []struct {
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s *pb.Silence
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err string
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}{
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{
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s: &pb.Silence{Id: "some_id"},
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err: ErrNotFound.Error(),
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}, {
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s: &pb.Silence{}, // Silence without matcher.
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err: "silence invalid",
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},
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}
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for _, c := range cases {
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_, err := s.Set(c.s)
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if err == nil {
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if c.err != "" {
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t.Errorf("expected error containing %q but got none", c.err)
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}
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continue
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}
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if err != nil && c.err == "" {
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t.Errorf("unexpected error %q", err)
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continue
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}
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if !strings.Contains(err.Error(), c.err) {
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t.Errorf("expected error to contain %q but got %q", c.err, err)
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}
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}
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}
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func TestQState(t *testing.T) {
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now := utcNow()
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cases := []struct {
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sil *pb.Silence
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states []SilenceState
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keep bool
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}{
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{
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sil: &pb.Silence{
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StartsAt: now.Add(time.Minute),
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EndsAt: now.Add(time.Hour),
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},
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states: []SilenceState{StateActive, StateExpired},
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keep: false,
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},
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{
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sil: &pb.Silence{
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StartsAt: now.Add(time.Minute),
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EndsAt: now.Add(time.Hour),
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},
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states: []SilenceState{StatePending},
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keep: true,
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},
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{
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sil: &pb.Silence{
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StartsAt: now.Add(time.Minute),
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EndsAt: now.Add(time.Hour),
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},
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states: []SilenceState{StateExpired, StatePending},
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keep: true,
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},
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}
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for i, c := range cases {
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q := &query{}
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QState(c.states...)(q)
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f := q.filters[0]
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keep, err := f(c.sil, nil, now)
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require.NoError(t, err)
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require.Equal(t, c.keep, keep, "unexpected filter result for case %d", i)
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}
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}
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func TestQMatches(t *testing.T) {
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qp := QMatches(model.LabelSet{
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"job": "test",
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"instance": "web-1",
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"path": "/user/profile",
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"method": "GET",
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})
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q := &query{}
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qp(q)
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f := q.filters[0]
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cases := []struct {
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sil *pb.Silence
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drop bool
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}{
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{
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sil: &pb.Silence{
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Matchers: []*pb.Matcher{
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{Name: "job", Pattern: "test", Type: pb.Matcher_EQUAL},
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},
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},
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drop: true,
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},
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{
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sil: &pb.Silence{
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Matchers: []*pb.Matcher{
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{Name: "job", Pattern: "test", Type: pb.Matcher_EQUAL},
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{Name: "method", Pattern: "POST", Type: pb.Matcher_EQUAL},
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},
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},
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drop: false,
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},
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{
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sil: &pb.Silence{
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Matchers: []*pb.Matcher{
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{Name: "path", Pattern: "/user/.+", Type: pb.Matcher_REGEXP},
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},
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},
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drop: true,
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},
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{
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sil: &pb.Silence{
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Matchers: []*pb.Matcher{
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{Name: "path", Pattern: "/user/.+", Type: pb.Matcher_REGEXP},
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{Name: "path", Pattern: "/nothing/.+", Type: pb.Matcher_REGEXP},
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},
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},
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drop: false,
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},
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}
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for _, c := range cases {
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drop, err := f(c.sil, &Silences{mc: matcherCache{}}, time.Time{})
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require.NoError(t, err)
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require.Equal(t, c.drop, drop, "unexpected filter result")
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}
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}
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|
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func TestSilencesQuery(t *testing.T) {
|
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s, err := New(Options{})
|
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require.NoError(t, err)
|
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|
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s.st = gossipData{
|
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"1": &pb.MeshSilence{Silence: &pb.Silence{Id: "1"}},
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"2": &pb.MeshSilence{Silence: &pb.Silence{Id: "2"}},
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"3": &pb.MeshSilence{Silence: &pb.Silence{Id: "3"}},
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"4": &pb.MeshSilence{Silence: &pb.Silence{Id: "4"}},
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"5": &pb.MeshSilence{Silence: &pb.Silence{Id: "5"}},
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}
|
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cases := []struct {
|
|
q *query
|
|
exp []*pb.Silence
|
|
}{
|
|
{
|
|
// Default query of retrieving all silences.
|
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q: &query{},
|
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exp: []*pb.Silence{
|
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{Id: "1"},
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{Id: "2"},
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{Id: "3"},
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{Id: "4"},
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{Id: "5"},
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},
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},
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{
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// Retrieve by IDs.
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q: &query{
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ids: []string{"2", "5"},
|
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},
|
|
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{})
|
|
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 = gossipData{
|
|
"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),
|
|
}},
|
|
}
|
|
|
|
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)
|
|
// 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)
|
|
}
|
|
|
|
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 TestGossipDataMerge(t *testing.T) {
|
|
now := utcNow()
|
|
|
|
// We only care about key names and timestamps for the
|
|
// merging logic.
|
|
newSilence := func(ts time.Time) *pb.MeshSilence {
|
|
return &pb.MeshSilence{
|
|
Silence: &pb.Silence{UpdatedAt: ts},
|
|
}
|
|
}
|
|
cases := []struct {
|
|
a, b gossipData
|
|
final, delta gossipData
|
|
}{
|
|
{
|
|
a: gossipData{
|
|
"a1": newSilence(now),
|
|
"a2": newSilence(now),
|
|
"a3": newSilence(now),
|
|
},
|
|
b: gossipData{
|
|
"b1": newSilence(now), // new key, should be added
|
|
"a2": newSilence(now.Add(-time.Minute)), // older timestamp, should be dropped
|
|
"a3": newSilence(now.Add(time.Minute)), // newer timestamp, should overwrite
|
|
},
|
|
final: gossipData{
|
|
"a1": newSilence(now),
|
|
"a2": newSilence(now),
|
|
"a3": newSilence(now.Add(time.Minute)),
|
|
"b1": newSilence(now),
|
|
},
|
|
delta: gossipData{
|
|
"b1": newSilence(now),
|
|
"a3": newSilence(now.Add(time.Minute)),
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, c := range cases {
|
|
ca, cb := c.a.clone(), c.b.clone()
|
|
|
|
res := ca.Merge(cb)
|
|
|
|
require.Equal(t, c.final, res, "Merge result should match expectation")
|
|
require.Equal(t, c.final, ca, "Merge should apply changes to original state")
|
|
require.Equal(t, c.b, cb, "Merged state should remain unmodified")
|
|
|
|
ca, cb = c.a.clone(), c.b.clone()
|
|
|
|
delta := ca.mergeDelta(cb)
|
|
|
|
require.Equal(t, c.delta, delta, "Merge delta should match expectation")
|
|
require.Equal(t, c.final, ca, "Merge should apply changes to original state")
|
|
require.Equal(t, c.b, cb, "Merged state should remain unmodified")
|
|
}
|
|
}
|
|
|
|
func TestGossipDataCoding(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 := gossipData{}
|
|
for _, e := range c.entries {
|
|
in[e.Silence.Id] = e
|
|
}
|
|
msg := in.Encode()
|
|
require.Equal(t, 1, len(msg), "expected single message for input")
|
|
|
|
out, err := decodeGossipData(msg[0])
|
|
require.NoError(t, err, "decoding message failed")
|
|
|
|
require.Equal(t, in, out, "decoded data doesn't match encoded data")
|
|
}
|
|
}
|