mirror of
https://github.com/grafana/grafana.git
synced 2024-11-25 18:30:41 -06:00
1338 lines
36 KiB
Go
1338 lines
36 KiB
Go
package models
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import (
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"encoding/base64"
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"encoding/json"
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"fmt"
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"math/rand"
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"slices"
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"sync"
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"testing"
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"time"
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"github.com/go-openapi/strfmt"
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alertingNotify "github.com/grafana/alerting/notify"
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"github.com/grafana/grafana-plugin-sdk-go/data"
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amv2 "github.com/prometheus/alertmanager/api/v2/models"
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"github.com/prometheus/alertmanager/pkg/labels"
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"github.com/prometheus/common/model"
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"github.com/stretchr/testify/require"
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"golang.org/x/exp/maps"
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alertingModels "github.com/grafana/alerting/models"
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"github.com/grafana/grafana/pkg/expr"
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"github.com/grafana/grafana/pkg/services/datasources"
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"github.com/grafana/grafana/pkg/services/folder"
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"github.com/grafana/grafana/pkg/util"
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)
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var (
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RuleMuts = AlertRuleMutators{}
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NSMuts = NotificationSettingsMutators{}
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RuleGen = &AlertRuleGenerator{
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mutators: []AlertRuleMutator{
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RuleMuts.WithUniqueUID(), RuleMuts.WithUniqueTitle(),
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},
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}
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)
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type AlertRuleMutator func(r *AlertRule)
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type AlertRuleGenerator struct {
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AlertRuleMutators
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mutators []AlertRuleMutator
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}
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func (g *AlertRuleGenerator) With(mutators ...AlertRuleMutator) *AlertRuleGenerator {
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return &AlertRuleGenerator{
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AlertRuleMutators: g.AlertRuleMutators,
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mutators: append(g.mutators, mutators...),
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}
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}
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func (g *AlertRuleGenerator) Generate() AlertRule {
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randNoDataState := func() NoDataState {
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s := [...]NoDataState{
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Alerting,
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NoData,
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OK,
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}
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return s[rand.Intn(len(s))]
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}
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randErrState := func() ExecutionErrorState {
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s := [...]ExecutionErrorState{
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AlertingErrState,
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ErrorErrState,
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OkErrState,
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}
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return s[rand.Intn(len(s))]
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}
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interval := (rand.Int63n(6) + 1) * 10
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forInterval := time.Duration(interval*rand.Int63n(6)) * time.Second
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var annotations map[string]string = nil
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if rand.Int63()%2 == 0 {
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annotations = GenerateAlertLabels(rand.Intn(5), "ann-")
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}
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var labels map[string]string = nil
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if rand.Int63()%2 == 0 {
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labels = GenerateAlertLabels(rand.Intn(5), "lbl-")
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}
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var dashUID *string = nil
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var panelID *int64 = nil
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if rand.Int63()%2 == 0 {
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d := util.GenerateShortUID()
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dashUID = &d
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p := rand.Int63n(1500)
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panelID = &p
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}
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var ns []NotificationSettings
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if rand.Int63()%2 == 0 {
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ns = append(ns, NotificationSettingsGen()())
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}
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rule := AlertRule{
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ID: 0,
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OrgID: rand.Int63n(1500) + 1, // Prevent OrgID=0 as this does not pass alert rule validation.
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Title: fmt.Sprintf("title-%s", util.GenerateShortUID()),
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Condition: "A",
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Data: []AlertQuery{g.GenerateQuery()},
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Updated: time.Now().Add(-time.Duration(rand.Intn(100) + 1)),
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IntervalSeconds: rand.Int63n(60) + 1,
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Version: rand.Int63n(1500), // Don't generate a rule ID too big for postgres
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UID: util.GenerateShortUID(),
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NamespaceUID: util.GenerateShortUID(),
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DashboardUID: dashUID,
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PanelID: panelID,
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RuleGroup: fmt.Sprintf("group-%s,", util.GenerateShortUID()),
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RuleGroupIndex: rand.Intn(1500),
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NoDataState: randNoDataState(),
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ExecErrState: randErrState(),
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For: forInterval,
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Annotations: annotations,
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Labels: labels,
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NotificationSettings: ns,
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}
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for _, mutator := range g.mutators {
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mutator(&rule)
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}
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return rule
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}
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func (g *AlertRuleGenerator) GenerateRef() *AlertRule {
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r := g.Generate()
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return &r
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}
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func (g *AlertRuleGenerator) getCount(bounds ...int) int {
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count := 0
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if len(bounds) == 0 {
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count = rand.Intn(5) + 1
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}
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if len(bounds) == 1 {
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count = bounds[0]
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}
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if len(bounds) == 2 {
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if bounds[0] > bounds[1] {
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panic("min should not be greater than max")
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} else if bounds[0] < bounds[1] {
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count = rand.Intn(bounds[1]-bounds[0]) + bounds[0]
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} else {
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count = bounds[0]
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}
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}
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if len(bounds) > 2 {
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panic("invalid number of parameter must be up to 2")
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}
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return count
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}
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func (g *AlertRuleGenerator) GenerateMany(bounds ...int) []AlertRule {
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count := g.getCount(bounds...)
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result := make([]AlertRule, 0, count)
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for i := 0; i < count; i++ {
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result = append(result, g.Generate())
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}
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return result
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}
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func (g *AlertRuleGenerator) GenerateManyRef(bounds ...int) []*AlertRule {
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count := g.getCount(bounds...)
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result := make([]*AlertRule, 0)
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for i := 0; i < count; i++ {
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r := g.Generate()
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result = append(result, &r)
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}
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return result
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}
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type AlertRuleMutators struct {
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}
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func (a *AlertRuleMutators) WithNotEmptyLabels(count int, prefix string) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.Labels = GenerateAlertLabels(count, prefix)
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}
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}
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func (a *AlertRuleMutators) WithUniqueID() AlertRuleMutator {
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ids := sync.Map{}
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return func(rule *AlertRule) {
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id := rule.ID
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for {
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_, exists := ids.LoadOrStore(id, struct{}{})
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if !exists {
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rule.ID = id
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return
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}
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id = rand.Int63n(1500) + 1
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}
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}
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}
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func (a *AlertRuleMutators) WithEditorSettingsSimplifiedQueryAndExpressionsSection(mode bool) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.Metadata.EditorSettings.SimplifiedQueryAndExpressionsSection = mode
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}
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}
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func (a *AlertRuleMutators) WithGroupIndex(groupIndex int) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.RuleGroupIndex = groupIndex
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}
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}
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func (a *AlertRuleMutators) WithUniqueGroupIndex() AlertRuleMutator {
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usedIdx := sync.Map{}
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return func(rule *AlertRule) {
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idx := rule.RuleGroupIndex
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for {
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if _, exists := usedIdx.LoadOrStore(idx, struct{}{}); !exists {
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rule.RuleGroupIndex = idx
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return
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}
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idx = rand.Int()
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}
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}
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}
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func (a *AlertRuleMutators) WithSequentialGroupIndex() AlertRuleMutator {
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idx := 1
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m := sync.Mutex{}
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return func(rule *AlertRule) {
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m.Lock()
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defer m.Unlock()
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rule.RuleGroupIndex = idx
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idx++
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}
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}
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func (a *AlertRuleMutators) WithOrgID(orgId int64) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.OrgID = orgId
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}
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}
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func (a *AlertRuleMutators) WithUniqueOrgID() AlertRuleMutator {
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orgs := sync.Map{}
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return func(rule *AlertRule) {
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orgID := rule.OrgID
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for {
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if _, exist := orgs.LoadOrStore(orgID, struct{}{}); !exist {
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rule.OrgID = orgID
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return
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}
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orgID = rand.Int63()
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}
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}
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}
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// WithNamespaceUIDNotIn generates a random namespace UID if it is among excluded
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func (a *AlertRuleMutators) WithNamespaceUIDNotIn(exclude ...string) AlertRuleMutator {
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return func(rule *AlertRule) {
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for {
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if !slices.Contains(exclude, rule.NamespaceUID) {
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return
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}
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rule.NamespaceUID = util.GenerateShortUID()
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}
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}
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}
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func (a *AlertRuleMutators) WithNamespaceUID(namespaceUID string) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.NamespaceUID = namespaceUID
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}
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}
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func (a *AlertRuleMutators) WithNamespace(namespace *folder.Folder) AlertRuleMutator {
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return a.WithNamespaceUID(namespace.UID)
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}
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func (a *AlertRuleMutators) WithInterval(interval time.Duration) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.IntervalSeconds = int64(interval.Seconds())
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}
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}
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func (a *AlertRuleMutators) WithIntervalSeconds(seconds int64) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.IntervalSeconds = seconds
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}
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}
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// WithIntervalMatching mutator that generates random interval and `for` duration that are times of the provided base interval.
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func (a *AlertRuleMutators) WithIntervalMatching(baseInterval time.Duration) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.IntervalSeconds = int64(baseInterval.Seconds()) * (rand.Int63n(10) + 1)
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rule.For = time.Duration(rule.IntervalSeconds*rand.Int63n(9)+1) * time.Second
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}
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}
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func (a *AlertRuleMutators) WithIntervalBetween(min, max int64) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.IntervalSeconds = rand.Int63n(max-min) + min
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}
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}
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func (a *AlertRuleMutators) WithTitle(title string) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.Title = title
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}
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}
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func (a *AlertRuleMutators) WithFor(duration time.Duration) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.For = duration
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}
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}
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func (a *AlertRuleMutators) WithForNTimes(timesOfInterval int64) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.For = time.Duration(rule.IntervalSeconds*timesOfInterval) * time.Second
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}
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}
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func (a *AlertRuleMutators) WithNoDataExecAs(nodata NoDataState) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.NoDataState = nodata
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}
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}
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func (a *AlertRuleMutators) WithErrorExecAs(err ExecutionErrorState) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.ExecErrState = err
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}
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}
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func (a *AlertRuleMutators) WithAnnotations(lbls data.Labels) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.Annotations = lbls
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}
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}
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func (a *AlertRuleMutators) WithAnnotation(key, value string) AlertRuleMutator {
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return func(rule *AlertRule) {
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if rule.Annotations == nil {
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rule.Annotations = data.Labels{}
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}
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rule.Annotations[key] = value
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}
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}
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func (a *AlertRuleMutators) WithLabels(lbls data.Labels) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.Labels = lbls
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}
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}
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func (a *AlertRuleMutators) WithLabel(key, value string) AlertRuleMutator {
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return func(rule *AlertRule) {
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if rule.Labels == nil {
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rule.Labels = data.Labels{}
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}
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rule.Labels[key] = value
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}
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}
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func (a *AlertRuleMutators) WithDashboardAndPanel(dashboardUID *string, panelID *int64) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.DashboardUID = dashboardUID
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rule.PanelID = panelID
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}
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}
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// WithUniqueUID returns AlertRuleMutator that generates a random UID if it is among UIDs known by the instance of mutator.
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// NOTE: two instances of the mutator do not share known UID.
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// Example #1 reuse mutator instance:
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//
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// mut := WithUniqueUID()
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// rule1 := RuleGen.With(mut).Generate()
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// rule2 := RuleGen.With(mut).Generate()
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//
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// Example #2 reuse generator:
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//
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// gen := RuleGen.With(WithUniqueUID())
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// rule1 := gen.Generate()
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// rule2 := gen.Generate()
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//
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// Example #3 non-unique:
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//
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// rule1 := RuleGen.With(WithUniqueUID()).Generate
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// rule2 := RuleGen.With(WithUniqueUID()).Generate
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func (a *AlertRuleMutators) WithUniqueUID() AlertRuleMutator {
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uids := sync.Map{}
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return func(rule *AlertRule) {
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uid := rule.UID
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for {
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_, exist := uids.LoadOrStore(uid, struct{}{})
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if !exist {
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rule.UID = uid
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return
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}
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uid = util.GenerateShortUID()
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}
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}
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}
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// WithUniqueTitle returns AlertRuleMutator that generates a random title if the rule's title is among titles known by the instance of mutator.
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// Two instances of the mutator do not share known titles.
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// Example #1 reuse mutator instance:
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//
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// mut := WithUniqueTitle()
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// rule1 := RuleGen.With(mut).Generate()
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// rule2 := RuleGen.With(mut).Generate()
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//
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// Example #2 reuse generator:
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//
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// gen := RuleGen.With(WithUniqueTitle())
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// rule1 := gen.Generate()
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// rule2 := gen.Generate()
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//
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// Example #3 non-unique:
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//
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// rule1 := RuleGen.With(WithUniqueTitle()).Generate
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// rule2 := RuleGen.With(WithUniqueTitle()).Generate
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func (a *AlertRuleMutators) WithUniqueTitle() AlertRuleMutator {
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titles := sync.Map{}
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return func(rule *AlertRule) {
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title := rule.Title
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for {
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_, exist := titles.LoadOrStore(title, struct{}{})
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if !exist {
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rule.Title = title
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return
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}
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title = fmt.Sprintf("title-%s", util.GenerateShortUID())
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}
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}
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}
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func (a *AlertRuleMutators) WithQuery(query ...AlertQuery) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.Data = query
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if len(query) > 1 {
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rule.Condition = query[0].RefID
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}
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}
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}
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func (a *AlertRuleMutators) WithGroupName(groupName string) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.RuleGroup = groupName
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}
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}
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func (a *AlertRuleMutators) WithGroupPrefix(prefix string) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.RuleGroup = fmt.Sprintf("%s%s", prefix, util.GenerateShortUID())
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}
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}
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func (a *AlertRuleMutators) WithGroupKey(groupKey AlertRuleGroupKey) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.RuleGroup = groupKey.RuleGroup
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rule.OrgID = groupKey.OrgID
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rule.NamespaceUID = groupKey.NamespaceUID
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}
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}
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// WithSameGroup generates a random group name and assigns it to all rules passed to it
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func (a *AlertRuleMutators) WithSameGroup() AlertRuleMutator {
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once := sync.Once{}
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name := ""
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return func(rule *AlertRule) {
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once.Do(func() {
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name = util.GenerateShortUID()
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})
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rule.RuleGroup = name
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}
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}
|
|
|
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func (a *AlertRuleMutators) WithNotificationSettingsGen(ns func() NotificationSettings) AlertRuleMutator {
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return func(rule *AlertRule) {
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rule.NotificationSettings = []NotificationSettings{ns()}
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}
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}
|
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func (a *AlertRuleMutators) WithNotificationSettings(ns NotificationSettings) AlertRuleMutator {
|
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return func(rule *AlertRule) {
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rule.NotificationSettings = []NotificationSettings{ns}
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}
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}
|
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|
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func (a *AlertRuleMutators) WithNoNotificationSettings() AlertRuleMutator {
|
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return func(rule *AlertRule) {
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rule.NotificationSettings = nil
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}
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}
|
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|
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func (a *AlertRuleMutators) WithIsPaused(paused bool) AlertRuleMutator {
|
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return func(rule *AlertRule) {
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rule.IsPaused = paused
|
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}
|
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}
|
|
|
|
func (a *AlertRuleMutators) WithRandomRecordingRules() AlertRuleMutator {
|
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return func(rule *AlertRule) {
|
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if rand.Int63()%2 == 0 {
|
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return
|
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}
|
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ConvertToRecordingRule(rule)
|
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}
|
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}
|
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|
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func (a *AlertRuleMutators) WithAllRecordingRules() AlertRuleMutator {
|
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return func(rule *AlertRule) {
|
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ConvertToRecordingRule(rule)
|
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}
|
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}
|
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|
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func (a *AlertRuleMutators) WithMetric(metric string) AlertRuleMutator {
|
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return func(rule *AlertRule) {
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if rule.Record == nil {
|
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rule.Record = &Record{}
|
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}
|
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rule.Record.Metric = metric
|
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}
|
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}
|
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|
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func (a *AlertRuleMutators) WithRecordFrom(from string) AlertRuleMutator {
|
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return func(rule *AlertRule) {
|
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if rule.Record == nil {
|
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rule.Record = &Record{}
|
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}
|
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rule.Record.From = from
|
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}
|
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}
|
|
|
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func (g *AlertRuleGenerator) GenerateLabels(min, max int, prefix string) data.Labels {
|
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count := max
|
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if min > max {
|
|
panic("min should not be greater than max")
|
|
} else if min < max {
|
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count = rand.Intn(max-min) + min
|
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}
|
|
labels := make(data.Labels, count)
|
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for i := 0; i < count; i++ {
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|
labels[prefix+"key-"+util.GenerateShortUID()] = prefix + "value-" + util.GenerateShortUID()
|
|
}
|
|
return labels
|
|
}
|
|
|
|
func GenerateAlertLabels(count int, prefix string) data.Labels {
|
|
return RuleGen.GenerateLabels(count, count, prefix)
|
|
}
|
|
|
|
func GenerateAlertQuery() AlertQuery {
|
|
return RuleGen.GenerateQuery()
|
|
}
|
|
|
|
func (g *AlertRuleGenerator) GenerateQuery() AlertQuery {
|
|
f := rand.Intn(10) + 5
|
|
t := rand.Intn(f)
|
|
|
|
return AlertQuery{
|
|
DatasourceUID: util.GenerateShortUID(),
|
|
Model: json.RawMessage(fmt.Sprintf(`{
|
|
"%s": "%s",
|
|
"%s":"%d"
|
|
}`, util.GenerateShortUID(), util.GenerateShortUID(), util.GenerateShortUID(), rand.Int())),
|
|
RelativeTimeRange: RelativeTimeRange{
|
|
From: Duration(time.Duration(f) * time.Minute),
|
|
To: Duration(time.Duration(t) * time.Minute),
|
|
},
|
|
RefID: util.GenerateShortUID(),
|
|
QueryType: util.GenerateShortUID(),
|
|
}
|
|
}
|
|
|
|
func (g *AlertRuleGenerator) WithCondition(condition string) AlertRuleMutator {
|
|
return func(r *AlertRule) {
|
|
r.Condition = condition
|
|
}
|
|
}
|
|
|
|
// GenerateRuleKey generates a random alert rule key
|
|
func GenerateRuleKey(orgID int64) AlertRuleKey {
|
|
return AlertRuleKey{
|
|
OrgID: orgID,
|
|
UID: util.GenerateShortUID(),
|
|
}
|
|
}
|
|
|
|
// GenerateGroupKey generates a random group key
|
|
func GenerateGroupKey(orgID int64) AlertRuleGroupKey {
|
|
return AlertRuleGroupKey{
|
|
OrgID: orgID,
|
|
NamespaceUID: util.GenerateShortUID(),
|
|
RuleGroup: util.GenerateShortUID(),
|
|
}
|
|
}
|
|
|
|
// CopyRule creates a deep copy of AlertRule
|
|
func CopyRule(r *AlertRule, mutators ...AlertRuleMutator) *AlertRule {
|
|
result := AlertRule{
|
|
ID: r.ID,
|
|
OrgID: r.OrgID,
|
|
Title: r.Title,
|
|
Condition: r.Condition,
|
|
Updated: r.Updated,
|
|
IntervalSeconds: r.IntervalSeconds,
|
|
Version: r.Version,
|
|
UID: r.UID,
|
|
NamespaceUID: r.NamespaceUID,
|
|
RuleGroup: r.RuleGroup,
|
|
RuleGroupIndex: r.RuleGroupIndex,
|
|
NoDataState: r.NoDataState,
|
|
ExecErrState: r.ExecErrState,
|
|
For: r.For,
|
|
Record: r.Record,
|
|
}
|
|
|
|
if r.DashboardUID != nil {
|
|
dash := *r.DashboardUID
|
|
result.DashboardUID = &dash
|
|
}
|
|
if r.PanelID != nil {
|
|
p := *r.PanelID
|
|
result.PanelID = &p
|
|
}
|
|
|
|
for _, d := range r.Data {
|
|
q := AlertQuery{
|
|
RefID: d.RefID,
|
|
QueryType: d.QueryType,
|
|
RelativeTimeRange: d.RelativeTimeRange,
|
|
DatasourceUID: d.DatasourceUID,
|
|
}
|
|
q.Model = make([]byte, 0, cap(d.Model))
|
|
q.Model = append(q.Model, d.Model...)
|
|
result.Data = append(result.Data, q)
|
|
}
|
|
|
|
if r.Annotations != nil {
|
|
result.Annotations = make(map[string]string, len(r.Annotations))
|
|
for s, s2 := range r.Annotations {
|
|
result.Annotations[s] = s2
|
|
}
|
|
}
|
|
|
|
if r.Labels != nil {
|
|
result.Labels = make(map[string]string, len(r.Labels))
|
|
for s, s2 := range r.Labels {
|
|
result.Labels[s] = s2
|
|
}
|
|
}
|
|
|
|
if r.Record != nil {
|
|
result.Record = &Record{
|
|
From: r.Record.From,
|
|
Metric: r.Record.Metric,
|
|
}
|
|
}
|
|
|
|
for _, s := range r.NotificationSettings {
|
|
result.NotificationSettings = append(result.NotificationSettings, CopyNotificationSettings(s))
|
|
}
|
|
|
|
if len(mutators) > 0 {
|
|
for _, mutator := range mutators {
|
|
mutator(&result)
|
|
}
|
|
}
|
|
|
|
return &result
|
|
}
|
|
|
|
func CreateClassicConditionExpression(refID string, inputRefID string, reducer string, operation string, threshold int) AlertQuery {
|
|
return AlertQuery{
|
|
RefID: refID,
|
|
QueryType: expr.DatasourceType,
|
|
DatasourceUID: expr.DatasourceUID,
|
|
// the format corresponds to model `ClassicConditionJSON` in /pkg/expr/classic/classic.go
|
|
Model: json.RawMessage(fmt.Sprintf(`
|
|
{
|
|
"refId": "%[1]s",
|
|
"hide": false,
|
|
"type": "classic_conditions",
|
|
"datasource": {
|
|
"uid": "%[6]s",
|
|
"type": "%[7]s"
|
|
},
|
|
"conditions": [
|
|
{
|
|
"type": "query",
|
|
"evaluator": {
|
|
"params": [
|
|
%[4]d
|
|
],
|
|
"type": "%[3]s"
|
|
},
|
|
"operator": {
|
|
"type": "and"
|
|
},
|
|
"query": {
|
|
"params": [
|
|
"%[2]s"
|
|
]
|
|
},
|
|
"reducer": {
|
|
"params": [],
|
|
"type": "%[5]s"
|
|
}
|
|
}
|
|
]
|
|
}`, refID, inputRefID, operation, threshold, reducer, expr.DatasourceUID, expr.DatasourceType)),
|
|
}
|
|
}
|
|
|
|
func CreateReduceExpression(refID string, inputRefID string, reducer string) AlertQuery {
|
|
return AlertQuery{
|
|
RefID: refID,
|
|
QueryType: expr.DatasourceType,
|
|
DatasourceUID: expr.DatasourceUID,
|
|
Model: json.RawMessage(fmt.Sprintf(`
|
|
{
|
|
"refId": "%[1]s",
|
|
"hide": false,
|
|
"type": "reduce",
|
|
"expression": "%[2]s",
|
|
"reducer": "%[3]s",
|
|
"datasource": {
|
|
"uid": "%[4]s",
|
|
"type": "%[5]s"
|
|
}
|
|
}`, refID, inputRefID, reducer, expr.DatasourceUID, expr.DatasourceType)),
|
|
}
|
|
}
|
|
|
|
func CreatePrometheusQuery(refID string, expr string, intervalMs int64, maxDataPoints int64, isInstant bool, datasourceUID string) AlertQuery {
|
|
return AlertQuery{
|
|
RefID: refID,
|
|
QueryType: "",
|
|
DatasourceUID: datasourceUID,
|
|
Model: json.RawMessage(fmt.Sprintf(`
|
|
{
|
|
"refId": "%[1]s",
|
|
"expr": "%[2]s",
|
|
"intervalMs": %[3]d,
|
|
"maxDataPoints": %[4]d,
|
|
"exemplar": false,
|
|
"instant": %[5]t,
|
|
"range": %[6]t,
|
|
"datasource": {
|
|
"uid": "%[7]s",
|
|
"type": "%[8]s"
|
|
}
|
|
}`, refID, expr, intervalMs, maxDataPoints, isInstant, !isInstant, datasourceUID, datasources.DS_PROMETHEUS)),
|
|
}
|
|
}
|
|
|
|
func CreateLokiQuery(refID string, expr string, intervalMs int64, maxDataPoints int64, queryType string, datasourceUID string) AlertQuery {
|
|
return AlertQuery{
|
|
RefID: refID,
|
|
QueryType: queryType,
|
|
DatasourceUID: datasourceUID,
|
|
Model: json.RawMessage(fmt.Sprintf(`
|
|
{
|
|
"refId": "%[1]s",
|
|
"expr": "%[2]s",
|
|
"intervalMs": %[3]d,
|
|
"maxDataPoints": %[4]d,
|
|
"queryType": "%[5]s",
|
|
"datasource": {
|
|
"uid": "%[6]s",
|
|
"type": "%[7]s"
|
|
}
|
|
}`, refID, expr, intervalMs, maxDataPoints, queryType, datasourceUID, datasources.DS_LOKI)),
|
|
}
|
|
}
|
|
|
|
func CreateHysteresisExpression(t *testing.T, refID string, inputRefID string, threshold int, recoveryThreshold int) AlertQuery {
|
|
t.Helper()
|
|
q := AlertQuery{
|
|
RefID: refID,
|
|
QueryType: expr.DatasourceType,
|
|
DatasourceUID: expr.DatasourceUID,
|
|
Model: json.RawMessage(fmt.Sprintf(`
|
|
{
|
|
"refId": "%[1]s",
|
|
"type": "threshold",
|
|
"datasource": {
|
|
"uid": "%[5]s",
|
|
"type": "%[6]s"
|
|
},
|
|
"expression": "%[2]s",
|
|
"conditions": [
|
|
{
|
|
"type": "query",
|
|
"evaluator": {
|
|
"params": [
|
|
%[3]d
|
|
],
|
|
"type": "gt"
|
|
},
|
|
"unloadEvaluator": {
|
|
"params": [
|
|
%[4]d
|
|
],
|
|
"type": "lt"
|
|
}
|
|
}
|
|
]
|
|
}`, refID, inputRefID, threshold, recoveryThreshold, expr.DatasourceUID, expr.DatasourceType)),
|
|
}
|
|
h, err := q.IsHysteresisExpression()
|
|
require.NoError(t, err)
|
|
require.Truef(t, h, "test model is expected to be a hysteresis expression")
|
|
return q
|
|
}
|
|
|
|
type AlertInstanceMutator func(*AlertInstance)
|
|
|
|
// AlertInstanceGen provides a factory function that generates a random AlertInstance.
|
|
// The mutators arguments allows changing fields of the resulting structure.
|
|
func AlertInstanceGen(mutators ...AlertInstanceMutator) *AlertInstance {
|
|
var labels map[string]string = nil
|
|
if rand.Int63()%2 == 0 {
|
|
labels = GenerateAlertLabels(rand.Intn(5), "lbl-")
|
|
}
|
|
|
|
randState := func() InstanceStateType {
|
|
s := [...]InstanceStateType{
|
|
InstanceStateFiring,
|
|
InstanceStateNormal,
|
|
InstanceStatePending,
|
|
InstanceStateNoData,
|
|
InstanceStateError,
|
|
}
|
|
return s[rand.Intn(len(s))]
|
|
}
|
|
|
|
currentStateSince := time.Now().Add(-time.Duration(rand.Intn(100) + 1))
|
|
|
|
instance := &AlertInstance{
|
|
AlertInstanceKey: AlertInstanceKey{
|
|
RuleOrgID: rand.Int63n(1500),
|
|
RuleUID: util.GenerateShortUID(),
|
|
LabelsHash: util.GenerateShortUID(),
|
|
},
|
|
Labels: labels,
|
|
CurrentState: randState(),
|
|
CurrentReason: "TEST-REASON-" + util.GenerateShortUID(),
|
|
CurrentStateSince: currentStateSince,
|
|
CurrentStateEnd: currentStateSince.Add(time.Duration(rand.Intn(100) + 200)),
|
|
LastEvalTime: time.Now().Add(-time.Duration(rand.Intn(100) + 50)),
|
|
LastSentAt: util.Pointer(time.Now().Add(-time.Duration(rand.Intn(100) + 50))),
|
|
}
|
|
|
|
if instance.CurrentState == InstanceStateNormal && rand.Intn(2) == 1 {
|
|
instance.ResolvedAt = util.Pointer(time.Now().Add(-time.Duration(rand.Intn(100) + 50)))
|
|
}
|
|
|
|
for _, mutator := range mutators {
|
|
mutator(instance)
|
|
}
|
|
return instance
|
|
}
|
|
|
|
type Mutator[T any] func(*T)
|
|
|
|
// CopyNotificationSettings creates a deep copy of NotificationSettings.
|
|
func CopyNotificationSettings(ns NotificationSettings, mutators ...Mutator[NotificationSettings]) NotificationSettings {
|
|
c := NotificationSettings{
|
|
Receiver: ns.Receiver,
|
|
}
|
|
if ns.GroupWait != nil {
|
|
c.GroupWait = util.Pointer(*ns.GroupWait)
|
|
}
|
|
if ns.GroupInterval != nil {
|
|
c.GroupInterval = util.Pointer(*ns.GroupInterval)
|
|
}
|
|
if ns.RepeatInterval != nil {
|
|
c.RepeatInterval = util.Pointer(*ns.RepeatInterval)
|
|
}
|
|
if ns.GroupBy != nil {
|
|
c.GroupBy = make([]string, len(ns.GroupBy))
|
|
copy(c.GroupBy, ns.GroupBy)
|
|
}
|
|
if ns.MuteTimeIntervals != nil {
|
|
c.MuteTimeIntervals = make([]string, len(ns.MuteTimeIntervals))
|
|
copy(c.MuteTimeIntervals, ns.MuteTimeIntervals)
|
|
}
|
|
for _, mutator := range mutators {
|
|
mutator(&c)
|
|
}
|
|
return c
|
|
}
|
|
|
|
// NotificationSettingsGen generates NotificationSettings using a base and mutators.
|
|
func NotificationSettingsGen(mutators ...Mutator[NotificationSettings]) func() NotificationSettings {
|
|
return func() NotificationSettings {
|
|
c := NotificationSettings{
|
|
Receiver: util.GenerateShortUID(),
|
|
GroupBy: []string{model.AlertNameLabel, FolderTitleLabel, util.GenerateShortUID()},
|
|
GroupWait: util.Pointer(model.Duration(time.Duration(rand.Intn(100)+1) * time.Second)),
|
|
GroupInterval: util.Pointer(model.Duration(time.Duration(rand.Intn(100)+1) * time.Second)),
|
|
RepeatInterval: util.Pointer(model.Duration(time.Duration(rand.Intn(100)+1) * time.Second)),
|
|
MuteTimeIntervals: []string{util.GenerateShortUID(), util.GenerateShortUID()},
|
|
}
|
|
for _, mutator := range mutators {
|
|
mutator(&c)
|
|
}
|
|
return c
|
|
}
|
|
}
|
|
|
|
type NotificationSettingsMutators struct{}
|
|
|
|
func (n NotificationSettingsMutators) WithReceiver(receiver string) Mutator[NotificationSettings] {
|
|
return func(ns *NotificationSettings) {
|
|
ns.Receiver = receiver
|
|
}
|
|
}
|
|
|
|
func (n NotificationSettingsMutators) WithGroupWait(groupWait *time.Duration) Mutator[NotificationSettings] {
|
|
return func(ns *NotificationSettings) {
|
|
if groupWait == nil {
|
|
ns.GroupWait = nil
|
|
return
|
|
}
|
|
dur := model.Duration(*groupWait)
|
|
ns.GroupWait = &dur
|
|
}
|
|
}
|
|
|
|
func (n NotificationSettingsMutators) WithGroupInterval(groupInterval *time.Duration) Mutator[NotificationSettings] {
|
|
return func(ns *NotificationSettings) {
|
|
if groupInterval == nil {
|
|
ns.GroupInterval = nil
|
|
return
|
|
}
|
|
dur := model.Duration(*groupInterval)
|
|
ns.GroupInterval = &dur
|
|
}
|
|
}
|
|
|
|
func (n NotificationSettingsMutators) WithRepeatInterval(repeatInterval *time.Duration) Mutator[NotificationSettings] {
|
|
return func(ns *NotificationSettings) {
|
|
if repeatInterval == nil {
|
|
ns.RepeatInterval = nil
|
|
return
|
|
}
|
|
dur := model.Duration(*repeatInterval)
|
|
ns.RepeatInterval = &dur
|
|
}
|
|
}
|
|
|
|
func (n NotificationSettingsMutators) WithGroupBy(groupBy ...string) Mutator[NotificationSettings] {
|
|
return func(ns *NotificationSettings) {
|
|
ns.GroupBy = groupBy
|
|
}
|
|
}
|
|
|
|
func (n NotificationSettingsMutators) WithMuteTimeIntervals(muteTimeIntervals ...string) Mutator[NotificationSettings] {
|
|
return func(ns *NotificationSettings) {
|
|
ns.MuteTimeIntervals = muteTimeIntervals
|
|
}
|
|
}
|
|
|
|
// Silences
|
|
|
|
// CopySilenceWith creates a deep copy of Silence and then applies mutators to it.
|
|
func CopySilenceWith(s Silence, mutators ...Mutator[Silence]) Silence {
|
|
c := CopySilence(s)
|
|
for _, mutator := range mutators {
|
|
mutator(&c)
|
|
}
|
|
return c
|
|
}
|
|
|
|
// CopySilence creates a deep copy of Silence.
|
|
func CopySilence(s Silence) Silence {
|
|
c := Silence{
|
|
Silence: amv2.Silence{},
|
|
}
|
|
|
|
if s.ID != nil {
|
|
c.ID = util.Pointer(*s.ID)
|
|
}
|
|
if s.Status != nil {
|
|
c.Status = util.Pointer(*s.Status)
|
|
}
|
|
if s.UpdatedAt != nil {
|
|
c.UpdatedAt = util.Pointer(*s.UpdatedAt)
|
|
}
|
|
if s.Silence.Comment != nil {
|
|
c.Silence.Comment = util.Pointer(*s.Silence.Comment)
|
|
}
|
|
if s.Silence.CreatedBy != nil {
|
|
c.Silence.CreatedBy = util.Pointer(*s.Silence.CreatedBy)
|
|
}
|
|
if s.Silence.EndsAt != nil {
|
|
c.Silence.EndsAt = util.Pointer(*s.Silence.EndsAt)
|
|
}
|
|
if s.Silence.StartsAt != nil {
|
|
c.Silence.StartsAt = util.Pointer(*s.Silence.StartsAt)
|
|
}
|
|
if s.Silence.Matchers != nil {
|
|
c.Silence.Matchers = CopyMatchers(s.Silence.Matchers)
|
|
}
|
|
|
|
return c
|
|
}
|
|
|
|
// CopyMatchers creates a deep copy of Matchers.
|
|
func CopyMatchers(matchers []*amv2.Matcher) []*amv2.Matcher {
|
|
copies := make([]*amv2.Matcher, len(matchers))
|
|
for i, m := range matchers {
|
|
c := amv2.Matcher{}
|
|
if m.IsEqual != nil {
|
|
c.IsEqual = util.Pointer(*m.IsEqual)
|
|
}
|
|
if m.IsRegex != nil {
|
|
c.IsRegex = util.Pointer(*m.IsRegex)
|
|
}
|
|
if m.Name != nil {
|
|
c.Name = util.Pointer(*m.Name)
|
|
}
|
|
if m.Value != nil {
|
|
c.Value = util.Pointer(*m.Value)
|
|
}
|
|
copies[i] = &c
|
|
}
|
|
return copies
|
|
}
|
|
|
|
// SilenceGen generates Silence using a base and mutators.
|
|
func SilenceGen(mutators ...Mutator[Silence]) func() Silence {
|
|
return func() Silence {
|
|
now := time.Now()
|
|
c := Silence{
|
|
ID: util.Pointer(util.GenerateShortUID()),
|
|
Status: util.Pointer(amv2.SilenceStatus{State: util.Pointer(amv2.SilenceStatusStateActive)}),
|
|
UpdatedAt: util.Pointer(strfmt.DateTime(now.Add(time.Minute))),
|
|
Silence: amv2.Silence{
|
|
Comment: util.Pointer(util.GenerateShortUID()),
|
|
CreatedBy: util.Pointer(util.GenerateShortUID()),
|
|
StartsAt: util.Pointer(strfmt.DateTime(now.Add(-time.Minute))),
|
|
EndsAt: util.Pointer(strfmt.DateTime(now.Add(time.Minute))),
|
|
Matchers: []*amv2.Matcher{{Name: util.Pointer(util.GenerateShortUID()), Value: util.Pointer(util.GenerateShortUID()), IsRegex: util.Pointer(false), IsEqual: util.Pointer(true)}},
|
|
},
|
|
}
|
|
for _, mutator := range mutators {
|
|
mutator(&c)
|
|
}
|
|
return c
|
|
}
|
|
}
|
|
|
|
var (
|
|
SilenceMuts = SilenceMutators{}
|
|
)
|
|
|
|
type SilenceMutators struct{}
|
|
|
|
func (n SilenceMutators) WithMatcher(name, value string, matchType labels.MatchType) Mutator[Silence] {
|
|
return func(s *Silence) {
|
|
m := amv2.Matcher{
|
|
Name: &name,
|
|
Value: &value,
|
|
IsRegex: util.Pointer(matchType == labels.MatchRegexp || matchType == labels.MatchNotRegexp),
|
|
IsEqual: util.Pointer(matchType == labels.MatchRegexp || matchType == labels.MatchEqual),
|
|
}
|
|
s.Silence.Matchers = append(s.Silence.Matchers, &m)
|
|
}
|
|
}
|
|
func (n SilenceMutators) WithRuleUID(value string) Mutator[Silence] {
|
|
return func(s *Silence) {
|
|
name := alertingModels.RuleUIDLabel
|
|
m := amv2.Matcher{
|
|
Name: &name,
|
|
Value: &value,
|
|
IsRegex: util.Pointer(false),
|
|
IsEqual: util.Pointer(true),
|
|
}
|
|
for _, matcher := range s.Silence.Matchers {
|
|
if isRuleUIDMatcher(*matcher) {
|
|
*matcher = m
|
|
return
|
|
}
|
|
}
|
|
s.Silence.Matchers = append(s.Silence.Matchers, &m)
|
|
}
|
|
}
|
|
func (n SilenceMutators) Expired() Mutator[Silence] {
|
|
return func(s *Silence) {
|
|
s.EndsAt = util.Pointer(strfmt.DateTime(time.Now().Add(-time.Minute)))
|
|
}
|
|
}
|
|
|
|
func (n SilenceMutators) WithEmptyId() Mutator[Silence] {
|
|
return func(s *Silence) {
|
|
s.ID = util.Pointer("")
|
|
}
|
|
}
|
|
|
|
// Receivers
|
|
|
|
// CopyReceiverWith creates a deep copy of Receiver and then applies mutators to it.
|
|
func CopyReceiverWith(r Receiver, mutators ...Mutator[Receiver]) Receiver {
|
|
c := r.Clone()
|
|
for _, mutator := range mutators {
|
|
mutator(&c)
|
|
}
|
|
c.Version = c.Fingerprint()
|
|
return c
|
|
}
|
|
|
|
// ReceiverGen generates Receiver using a base and mutators.
|
|
func ReceiverGen(mutators ...Mutator[Receiver]) func() Receiver {
|
|
return func() Receiver {
|
|
name := util.GenerateShortUID()
|
|
integration := IntegrationGen(IntegrationMuts.WithName(name))()
|
|
c := Receiver{
|
|
UID: nameToUid(name),
|
|
Name: name,
|
|
Integrations: []*Integration{&integration},
|
|
Provenance: ProvenanceNone,
|
|
}
|
|
for _, mutator := range mutators {
|
|
mutator(&c)
|
|
}
|
|
c.Version = c.Fingerprint()
|
|
return c
|
|
}
|
|
}
|
|
|
|
var (
|
|
ReceiverMuts = ReceiverMutators{}
|
|
)
|
|
|
|
type ReceiverMutators struct{}
|
|
|
|
func (n ReceiverMutators) WithName(name string) Mutator[Receiver] {
|
|
return func(r *Receiver) {
|
|
r.Name = name
|
|
r.UID = nameToUid(name)
|
|
}
|
|
}
|
|
|
|
func (n ReceiverMutators) WithProvenance(provenance Provenance) Mutator[Receiver] {
|
|
return func(r *Receiver) {
|
|
r.Provenance = provenance
|
|
}
|
|
}
|
|
|
|
func (n ReceiverMutators) WithValidIntegration(integrationType string) Mutator[Receiver] {
|
|
return func(r *Receiver) {
|
|
integration := IntegrationGen(IntegrationMuts.WithValidConfig(integrationType))()
|
|
r.Integrations = []*Integration{&integration}
|
|
}
|
|
}
|
|
|
|
func (n ReceiverMutators) WithInvalidIntegration(integrationType string) Mutator[Receiver] {
|
|
return func(r *Receiver) {
|
|
integration := IntegrationGen(IntegrationMuts.WithInvalidConfig(integrationType))()
|
|
r.Integrations = []*Integration{&integration}
|
|
}
|
|
}
|
|
|
|
func (n ReceiverMutators) WithIntegrations(integration ...Integration) Mutator[Receiver] {
|
|
return func(r *Receiver) {
|
|
integrations := make([]*Integration, len(integration))
|
|
for i, v := range integration {
|
|
clone := v.Clone()
|
|
integrations[i] = &clone
|
|
}
|
|
r.Integrations = integrations
|
|
}
|
|
}
|
|
|
|
func (n ReceiverMutators) Encrypted(fn EncryptFn) Mutator[Receiver] {
|
|
return func(r *Receiver) {
|
|
_ = r.Encrypt(fn)
|
|
}
|
|
}
|
|
func (n ReceiverMutators) Decrypted(fn DecryptFn) Mutator[Receiver] {
|
|
return func(r *Receiver) {
|
|
_ = r.Decrypt(fn)
|
|
}
|
|
}
|
|
|
|
// Integrations
|
|
|
|
// CopyIntegrationWith creates a deep copy of Integration and then applies mutators to it.
|
|
func CopyIntegrationWith(r Integration, mutators ...Mutator[Integration]) Integration {
|
|
c := r.Clone()
|
|
for _, mutator := range mutators {
|
|
mutator(&c)
|
|
}
|
|
return c
|
|
}
|
|
|
|
// IntegrationGen generates Integration using a base and mutators.
|
|
func IntegrationGen(mutators ...Mutator[Integration]) func() Integration {
|
|
return func() Integration {
|
|
name := util.GenerateShortUID()
|
|
randomIntegrationType, _ := randomMapKey(alertingNotify.AllKnownConfigsForTesting)
|
|
|
|
c := Integration{
|
|
UID: util.GenerateShortUID(),
|
|
Name: name,
|
|
DisableResolveMessage: rand.Intn(2) == 1,
|
|
Settings: make(map[string]any),
|
|
SecureSettings: make(map[string]string),
|
|
}
|
|
|
|
IntegrationMuts.WithValidConfig(randomIntegrationType)(&c)
|
|
|
|
for _, mutator := range mutators {
|
|
mutator(&c)
|
|
}
|
|
return c
|
|
}
|
|
}
|
|
|
|
var (
|
|
IntegrationMuts = IntegrationMutators{}
|
|
Base64Enrypt = func(s string) (string, error) {
|
|
return base64.StdEncoding.EncodeToString([]byte(s)), nil
|
|
}
|
|
Base64Decrypt = func(s string) (string, error) {
|
|
b, err := base64.StdEncoding.DecodeString(s)
|
|
return string(b), err
|
|
}
|
|
)
|
|
|
|
type IntegrationMutators struct{}
|
|
|
|
func (n IntegrationMutators) WithUID(uid string) Mutator[Integration] {
|
|
return func(s *Integration) {
|
|
s.UID = uid
|
|
}
|
|
}
|
|
|
|
func (n IntegrationMutators) WithName(name string) Mutator[Integration] {
|
|
return func(s *Integration) {
|
|
s.Name = name
|
|
}
|
|
}
|
|
|
|
func (n IntegrationMutators) WithValidConfig(integrationType string) Mutator[Integration] {
|
|
return func(c *Integration) {
|
|
config := alertingNotify.AllKnownConfigsForTesting[integrationType].GetRawNotifierConfig(c.Name)
|
|
integrationConfig, _ := IntegrationConfigFromType(integrationType)
|
|
c.Config = integrationConfig
|
|
|
|
var settings map[string]any
|
|
_ = json.Unmarshal(config.Settings, &settings)
|
|
|
|
c.Settings = settings
|
|
|
|
// Decrypt secure settings over to normal settings.
|
|
for k, v := range c.SecureSettings {
|
|
decodeValue, _ := base64.StdEncoding.DecodeString(v)
|
|
settings[k] = string(decodeValue)
|
|
}
|
|
}
|
|
}
|
|
|
|
func (n IntegrationMutators) WithInvalidConfig(integrationType string) Mutator[Integration] {
|
|
return func(c *Integration) {
|
|
integrationConfig, _ := IntegrationConfigFromType(integrationType)
|
|
c.Config = integrationConfig
|
|
c.Settings = map[string]interface{}{}
|
|
c.SecureSettings = map[string]string{}
|
|
if integrationType == "webex" {
|
|
// Webex passes validation without any settings but should fail with an unparsable URL.
|
|
c.Settings["api_url"] = "(*^$*^%!@#$*()"
|
|
}
|
|
}
|
|
}
|
|
|
|
func (n IntegrationMutators) WithSettings(settings map[string]any) Mutator[Integration] {
|
|
return func(c *Integration) {
|
|
c.Settings = maps.Clone(settings)
|
|
}
|
|
}
|
|
|
|
func (n IntegrationMutators) AddSetting(key string, val any) Mutator[Integration] {
|
|
return func(c *Integration) {
|
|
c.Settings[key] = val
|
|
}
|
|
}
|
|
|
|
func (n IntegrationMutators) WithSecureSettings(secureSettings map[string]string) Mutator[Integration] {
|
|
return func(r *Integration) {
|
|
r.SecureSettings = maps.Clone(secureSettings)
|
|
}
|
|
}
|
|
|
|
func (n IntegrationMutators) AddSecureSetting(key, val string) Mutator[Integration] {
|
|
return func(r *Integration) {
|
|
r.SecureSettings[key] = val
|
|
}
|
|
}
|
|
|
|
func randomMapKey[K comparable, V any](m map[K]V) (K, V) {
|
|
randIdx := rand.Intn(len(m))
|
|
i := 0
|
|
|
|
for key, val := range m {
|
|
if i == randIdx {
|
|
return key, val
|
|
}
|
|
i++
|
|
}
|
|
return *new(K), *new(V)
|
|
}
|
|
|
|
func ConvertToRecordingRule(rule *AlertRule) {
|
|
if rule.Record == nil {
|
|
rule.Record = &Record{}
|
|
}
|
|
if rule.Record.From == "" {
|
|
rule.Record.From = rule.Condition
|
|
}
|
|
if rule.Record.Metric == "" {
|
|
rule.Record.Metric = fmt.Sprintf("some_metric_%s", util.GenerateShortUID())
|
|
}
|
|
rule.Condition = ""
|
|
rule.NoDataState = ""
|
|
rule.ExecErrState = ""
|
|
rule.For = 0
|
|
rule.NotificationSettings = nil
|
|
}
|
|
|
|
func nameToUid(name string) string { // Avoid legacy_storage.NameToUid import cycle.
|
|
return base64.RawURLEncoding.EncodeToString([]byte(name))
|
|
}
|