zitadel/internal/admin/repository/eventsourcing/handler/label_policy.go
Silvan dd5e4acd24
fix(event handling): use internal pubsub for view update (#1118)
* start sub

* start implement subsciptions

* start subscription

* implementation for member done

* admin done

* fix: tests

* extend handlers

* prepary notification

* no errors in adminapi

* changed current sequence in all packages

* ignore mocks

* works

* subscriptions as singleton

* tests

* refactor: rename function scope var
2020-12-18 16:47:45 +01:00

103 lines
2.7 KiB
Go

package handler
import (
"github.com/caos/logging"
"github.com/caos/zitadel/internal/eventstore"
es_models "github.com/caos/zitadel/internal/eventstore/models"
"github.com/caos/zitadel/internal/eventstore/query"
"github.com/caos/zitadel/internal/eventstore/spooler"
"github.com/caos/zitadel/internal/iam/repository/eventsourcing/model"
iam_model "github.com/caos/zitadel/internal/iam/repository/view/model"
)
const (
labelPolicyTable = "adminapi.label_policies"
)
type LabelPolicy struct {
handler
subscription *eventstore.Subscription
}
func newLabelPolicy(handler handler) *LabelPolicy {
h := &LabelPolicy{
handler: handler,
}
h.subscribe()
return h
}
func (p *LabelPolicy) subscribe() {
p.subscription = p.es.Subscribe(p.AggregateTypes()...)
go func() {
for event := range p.subscription.Events {
query.ReduceEvent(p, event)
}
}()
}
func (p *LabelPolicy) ViewModel() string {
return labelPolicyTable
}
func (p *LabelPolicy) AggregateTypes() []es_models.AggregateType {
return []es_models.AggregateType{model.IAMAggregate}
}
func (p *LabelPolicy) EventQuery() (*es_models.SearchQuery, error) {
sequence, err := p.view.GetLatestLabelPolicySequence("")
if err != nil {
return nil, err
}
return es_models.NewSearchQuery().
AggregateTypeFilter(p.AggregateTypes()...).
LatestSequenceFilter(sequence.CurrentSequence), nil
}
func (p *LabelPolicy) CurrentSequence(event *es_models.Event) (uint64, error) {
sequence, err := p.view.GetLatestLabelPolicySequence(string(event.AggregateType))
if err != nil {
return 0, err
}
return sequence.CurrentSequence, nil
}
func (p *LabelPolicy) Reduce(event *es_models.Event) (err error) {
switch event.AggregateType {
case model.IAMAggregate:
err = p.processLabelPolicy(event)
}
return err
}
func (p *LabelPolicy) processLabelPolicy(event *es_models.Event) (err error) {
policy := new(iam_model.LabelPolicyView)
switch event.Type {
case model.LabelPolicyAdded:
err = policy.AppendEvent(event)
case model.LabelPolicyChanged:
policy, err = p.view.LabelPolicyByAggregateID(event.AggregateID)
if err != nil {
return err
}
err = policy.AppendEvent(event)
default:
return p.view.ProcessedLabelPolicySequence(event)
}
if err != nil {
return err
}
return p.view.PutLabelPolicy(policy, event)
}
func (p *LabelPolicy) OnError(event *es_models.Event, err error) error {
logging.LogWithFields("SPOOL-Wj8sf", "id", event.AggregateID).WithError(err).Warn("something went wrong in label policy handler")
return spooler.HandleError(event, err, p.view.GetLatestLabelPolicyFailedEvent, p.view.ProcessedLabelPolicyFailedEvent, p.view.ProcessedLabelPolicySequence, p.errorCountUntilSkip)
}
func (p *LabelPolicy) OnSuccess() error {
return spooler.HandleSuccess(p.view.UpdateLabelPolicySpoolerRunTimestamp)
}