Alerting: move fake stores to store package (#45428)
* make fake storage public * move fake storages to store package
This commit is contained in:
Yuriy Tseretyan
@@ -0,0 +1,444 @@
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package store
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import (
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"context"
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"encoding/json"
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"io/ioutil"
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"net/http"
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"net/http/httptest"
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"sync"
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"testing"
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"time"
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"github.com/grafana/grafana/pkg/services/annotations"
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models2 "github.com/grafana/grafana/pkg/models"
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"github.com/grafana/grafana/pkg/services/ngalert/models"
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"github.com/grafana/grafana/pkg/util"
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amv2 "github.com/prometheus/alertmanager/api/v2/models"
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"github.com/prometheus/common/model"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func NewFakeRuleStore(t *testing.T) *FakeRuleStore {
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return &FakeRuleStore{
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t: t,
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Rules: map[int64]map[string]map[string][]*models.AlertRule{},
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Hook: func(interface{}) error {
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return nil
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},
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}
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}
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// FakeRuleStore mocks the RuleStore of the scheduler.
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type FakeRuleStore struct {
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t *testing.T
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mtx sync.Mutex
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Rules map[int64]map[string]map[string][]*models.AlertRule
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Hook func(cmd interface{}) error // use Hook if you need to intercept some query and return an error
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RecordedOps []interface{}
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}
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// PutRule puts the rule in the Rules map. If there are existing rule in the same namespace, they will be overwritten
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func (f *FakeRuleStore) PutRule(_ context.Context, r *models.AlertRule) {
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f.mtx.Lock()
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defer f.mtx.Unlock()
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f.Rules[r.OrgID][r.RuleGroup][r.NamespaceUID] = []*models.AlertRule{
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r,
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}
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}
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// GetRecordedCommands filters recorded commands using predicate function. Returns the subset of the recorded commands that meet the predicate
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func (f *FakeRuleStore) GetRecordedCommands(predicate func(cmd interface{}) (interface{}, bool)) []interface{} {
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f.mtx.Lock()
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defer f.mtx.Unlock()
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result := make([]interface{}, 0, len(f.RecordedOps))
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for _, op := range f.RecordedOps {
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cmd, ok := predicate(op)
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if !ok {
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continue
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}
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result = append(result, cmd)
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}
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return result
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}
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func (f *FakeRuleStore) DeleteAlertRuleByUID(_ context.Context, _ int64, _ string) error { return nil }
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func (f *FakeRuleStore) DeleteNamespaceAlertRules(_ context.Context, _ int64, _ string) ([]string, error) {
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return []string{}, nil
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}
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func (f *FakeRuleStore) DeleteRuleGroupAlertRules(_ context.Context, _ int64, _ string, _ string) ([]string, error) {
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return []string{}, nil
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}
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func (f *FakeRuleStore) DeleteAlertInstancesByRuleUID(_ context.Context, _ int64, _ string) error {
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return nil
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}
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func (f *FakeRuleStore) GetAlertRuleByUID(_ context.Context, q *models.GetAlertRuleByUIDQuery) error {
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f.mtx.Lock()
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defer f.mtx.Unlock()
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f.RecordedOps = append(f.RecordedOps, *q)
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if err := f.Hook(*q); err != nil {
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return err
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}
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rgs, ok := f.Rules[q.OrgID]
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if !ok {
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return nil
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}
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for _, rg := range rgs {
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for _, rules := range rg {
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for _, r := range rules {
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if r.UID == q.UID {
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q.Result = r
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break
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}
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}
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}
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}
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return nil
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}
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// For now, we're not implementing namespace filtering.
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func (f *FakeRuleStore) GetAlertRulesForScheduling(_ context.Context, q *models.ListAlertRulesQuery) error {
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f.mtx.Lock()
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defer f.mtx.Unlock()
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f.RecordedOps = append(f.RecordedOps, *q)
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if err := f.Hook(*q); err != nil {
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return err
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}
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for _, rg := range f.Rules {
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for _, n := range rg {
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for _, r := range n {
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q.Result = append(q.Result, r...)
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}
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}
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}
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return nil
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}
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func (f *FakeRuleStore) GetOrgAlertRules(_ context.Context, q *models.ListAlertRulesQuery) error {
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f.mtx.Lock()
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defer f.mtx.Unlock()
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f.RecordedOps = append(f.RecordedOps, *q)
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return nil
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}
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func (f *FakeRuleStore) GetNamespaceAlertRules(_ context.Context, q *models.ListNamespaceAlertRulesQuery) error {
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f.mtx.Lock()
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defer f.mtx.Unlock()
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f.RecordedOps = append(f.RecordedOps, *q)
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return nil
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}
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func (f *FakeRuleStore) GetRuleGroupAlertRules(_ context.Context, q *models.ListRuleGroupAlertRulesQuery) error {
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f.mtx.Lock()
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defer f.mtx.Unlock()
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f.RecordedOps = append(f.RecordedOps, *q)
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if err := f.Hook(*q); err != nil {
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return err
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}
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rgs, ok := f.Rules[q.OrgID]
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if !ok {
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return nil
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}
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rg, ok := rgs[q.RuleGroup]
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if !ok {
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return nil
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}
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if q.NamespaceUID != "" {
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r, ok := rg[q.NamespaceUID]
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if !ok {
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return nil
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}
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q.Result = r
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return nil
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}
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for _, r := range rg {
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q.Result = append(q.Result, r...)
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}
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return nil
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}
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func (f *FakeRuleStore) GetNamespaces(_ context.Context, _ int64, _ *models2.SignedInUser) (map[string]*models2.Folder, error) {
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return nil, nil
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}
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func (f *FakeRuleStore) GetNamespaceByTitle(_ context.Context, _ string, _ int64, _ *models2.SignedInUser, _ bool) (*models2.Folder, error) {
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return nil, nil
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}
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func (f *FakeRuleStore) GetOrgRuleGroups(_ context.Context, q *models.ListOrgRuleGroupsQuery) error {
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f.mtx.Lock()
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defer f.mtx.Unlock()
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f.RecordedOps = append(f.RecordedOps, *q)
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if err := f.Hook(*q); err != nil {
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return err
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}
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return nil
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}
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func (f *FakeRuleStore) UpsertAlertRules(_ context.Context, q []UpsertRule) error {
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f.mtx.Lock()
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defer f.mtx.Unlock()
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f.RecordedOps = append(f.RecordedOps, q)
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if err := f.Hook(q); err != nil {
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return err
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}
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return nil
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}
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func (f *FakeRuleStore) UpdateRuleGroup(_ context.Context, cmd UpdateRuleGroupCmd) error {
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f.mtx.Lock()
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defer f.mtx.Unlock()
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f.RecordedOps = append(f.RecordedOps, cmd)
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if err := f.Hook(cmd); err != nil {
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return err
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}
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rgs, ok := f.Rules[cmd.OrgID]
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if !ok {
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f.Rules[cmd.OrgID] = map[string]map[string][]*models.AlertRule{}
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}
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rg, ok := rgs[cmd.RuleGroupConfig.Name]
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if !ok {
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f.Rules[cmd.OrgID][cmd.RuleGroupConfig.Name] = map[string][]*models.AlertRule{}
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}
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_, ok = rg[cmd.NamespaceUID]
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if !ok {
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f.Rules[cmd.OrgID][cmd.RuleGroupConfig.Name][cmd.NamespaceUID] = []*models.AlertRule{}
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}
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rules := []*models.AlertRule{}
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for _, r := range cmd.RuleGroupConfig.Rules {
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// TODO: Not sure why this is not being set properly, where is the code that sets this?
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for i := range r.GrafanaManagedAlert.Data {
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r.GrafanaManagedAlert.Data[i].DatasourceUID = "-100"
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}
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new := &models.AlertRule{
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OrgID: cmd.OrgID,
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Title: r.GrafanaManagedAlert.Title,
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Condition: r.GrafanaManagedAlert.Condition,
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Data: r.GrafanaManagedAlert.Data,
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UID: util.GenerateShortUID(),
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IntervalSeconds: int64(time.Duration(cmd.RuleGroupConfig.Interval).Seconds()),
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NamespaceUID: cmd.NamespaceUID,
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RuleGroup: cmd.RuleGroupConfig.Name,
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NoDataState: models.NoDataState(r.GrafanaManagedAlert.NoDataState),
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ExecErrState: models.ExecutionErrorState(r.GrafanaManagedAlert.ExecErrState),
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Version: 1,
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}
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if r.ApiRuleNode != nil {
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new.For = time.Duration(r.ApiRuleNode.For)
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new.Annotations = r.ApiRuleNode.Annotations
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new.Labels = r.ApiRuleNode.Labels
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}
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if new.NoDataState == "" {
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new.NoDataState = models.NoData
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}
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if new.ExecErrState == "" {
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new.ExecErrState = models.AlertingErrState
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}
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err := new.PreSave(time.Now)
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require.NoError(f.t, err)
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rules = append(rules, new)
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}
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f.Rules[cmd.OrgID][cmd.RuleGroupConfig.Name][cmd.NamespaceUID] = rules
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return nil
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}
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type FakeInstanceStore struct {
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mtx sync.Mutex
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RecordedOps []interface{}
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}
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func (f *FakeInstanceStore) GetAlertInstance(_ context.Context, q *models.GetAlertInstanceQuery) error {
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f.mtx.Lock()
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defer f.mtx.Unlock()
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f.RecordedOps = append(f.RecordedOps, *q)
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return nil
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}
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func (f *FakeInstanceStore) ListAlertInstances(_ context.Context, q *models.ListAlertInstancesQuery) error {
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f.mtx.Lock()
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defer f.mtx.Unlock()
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f.RecordedOps = append(f.RecordedOps, *q)
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return nil
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}
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func (f *FakeInstanceStore) SaveAlertInstance(_ context.Context, q *models.SaveAlertInstanceCommand) error {
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f.mtx.Lock()
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defer f.mtx.Unlock()
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f.RecordedOps = append(f.RecordedOps, *q)
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return nil
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}
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func (f *FakeInstanceStore) FetchOrgIds(_ context.Context) ([]int64, error) { return []int64{}, nil }
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func (f *FakeInstanceStore) DeleteAlertInstance(_ context.Context, _ int64, _, _ string) error {
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return nil
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}
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func NewFakeAdminConfigStore(t *testing.T) *FakeAdminConfigStore {
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t.Helper()
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return &FakeAdminConfigStore{Configs: map[int64]*models.AdminConfiguration{}}
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}
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type FakeAdminConfigStore struct {
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mtx sync.Mutex
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Configs map[int64]*models.AdminConfiguration
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}
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func (f *FakeAdminConfigStore) GetAdminConfiguration(orgID int64) (*models.AdminConfiguration, error) {
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f.mtx.Lock()
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defer f.mtx.Unlock()
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return f.Configs[orgID], nil
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}
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func (f *FakeAdminConfigStore) GetAdminConfigurations() ([]*models.AdminConfiguration, error) {
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f.mtx.Lock()
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defer f.mtx.Unlock()
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acs := make([]*models.AdminConfiguration, 0, len(f.Configs))
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for _, ac := range f.Configs {
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acs = append(acs, ac)
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}
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return acs, nil
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}
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func (f *FakeAdminConfigStore) DeleteAdminConfiguration(orgID int64) error {
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f.mtx.Lock()
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defer f.mtx.Unlock()
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delete(f.Configs, orgID)
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return nil
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}
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func (f *FakeAdminConfigStore) UpdateAdminConfiguration(cmd UpdateAdminConfigurationCmd) error {
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f.mtx.Lock()
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defer f.mtx.Unlock()
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f.Configs[cmd.AdminConfiguration.OrgID] = cmd.AdminConfiguration
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return nil
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}
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type FakeExternalAlertmanager struct {
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t *testing.T
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mtx sync.Mutex
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alerts amv2.PostableAlerts
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Server *httptest.Server
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}
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func NewFakeExternalAlertmanager(t *testing.T) *FakeExternalAlertmanager {
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t.Helper()
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am := &FakeExternalAlertmanager{
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t: t,
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alerts: amv2.PostableAlerts{},
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}
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am.Server = httptest.NewServer(http.HandlerFunc(am.Handler()))
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return am
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}
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func (am *FakeExternalAlertmanager) URL() string {
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return am.Server.URL
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}
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func (am *FakeExternalAlertmanager) AlertNamesCompare(expected []string) bool {
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n := []string{}
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alerts := am.Alerts()
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if len(expected) != len(alerts) {
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return false
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}
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for _, a := range am.Alerts() {
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for k, v := range a.Alert.Labels {
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if k == model.AlertNameLabel {
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n = append(n, v)
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}
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}
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}
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return assert.ObjectsAreEqual(expected, n)
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}
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func (am *FakeExternalAlertmanager) AlertsCount() int {
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am.mtx.Lock()
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defer am.mtx.Unlock()
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return len(am.alerts)
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}
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func (am *FakeExternalAlertmanager) Alerts() amv2.PostableAlerts {
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am.mtx.Lock()
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defer am.mtx.Unlock()
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return am.alerts
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}
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func (am *FakeExternalAlertmanager) Handler() func(w http.ResponseWriter, r *http.Request) {
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return func(w http.ResponseWriter, r *http.Request) {
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b, err := ioutil.ReadAll(r.Body)
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require.NoError(am.t, err)
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a := amv2.PostableAlerts{}
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require.NoError(am.t, json.Unmarshal(b, &a))
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am.mtx.Lock()
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am.alerts = append(am.alerts, a...)
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am.mtx.Unlock()
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}
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}
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func (am *FakeExternalAlertmanager) Close() {
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am.Server.Close()
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}
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type FakeAnnotationsRepo struct {
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mtx sync.Mutex
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Items []*annotations.Item
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}
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func NewFakeAnnotationsRepo() *FakeAnnotationsRepo {
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return &FakeAnnotationsRepo{
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Items: make([]*annotations.Item, 0),
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}
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}
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func (repo *FakeAnnotationsRepo) Len() int {
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repo.mtx.Lock()
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defer repo.mtx.Unlock()
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return len(repo.Items)
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}
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func (repo *FakeAnnotationsRepo) Delete(params *annotations.DeleteParams) error {
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return nil
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}
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func (repo *FakeAnnotationsRepo) Save(item *annotations.Item) error {
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repo.mtx.Lock()
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defer repo.mtx.Unlock()
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repo.Items = append(repo.Items, item)
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return nil
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}
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func (repo *FakeAnnotationsRepo) Update(item *annotations.Item) error {
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return nil
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}
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func (repo *FakeAnnotationsRepo) Find(query *annotations.ItemQuery) ([]*annotations.ItemDTO, error) {
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annotations := []*annotations.ItemDTO{{Id: 1}}
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return annotations, nil
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}
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func (repo *FakeAnnotationsRepo) FindTags(query *annotations.TagsQuery) (annotations.FindTagsResult, error) {
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result := annotations.FindTagsResult{
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Tags: []*annotations.TagsDTO{},
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}
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return result, nil
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}
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