Files
fission-src/router/recorderController.go
T

119 lines
3.4 KiB
Go

package router
import (
"github.com/fission/fission/crd"
log "github.com/sirupsen/logrus"
"k8s.io/client-go/rest"
k8sCache "k8s.io/client-go/tools/cache"
)
type RecorderSet struct {
httpTriggerSet *HTTPTriggerSet
crdClient *rest.RESTClient
recStore k8sCache.Store
recController k8sCache.Controller
functionRecorderMap *functionRecorderMap
triggerRecorderMap *triggerRecorderMap
}
func MakeRecorderSet(httpTriggerSet *HTTPTriggerSet, crdClient *rest.RESTClient, rStore k8sCache.Store, frmap *functionRecorderMap, trmap *triggerRecorderMap) *RecorderSet {
recorderSet := &RecorderSet{
httpTriggerSet: httpTriggerSet,
crdClient: crdClient,
recStore: rStore,
functionRecorderMap: frmap,
triggerRecorderMap: trmap,
}
recorderSet.recStore, recorderSet.recController = httpTriggerSet.initRecorderController()
return recorderSet
}
// All new recorders are by default enabled
func (rs *RecorderSet) newRecorder(r *crd.Recorder) {
function := r.Spec.Function
triggers := r.Spec.Triggers
// If triggers are not explicitly specified during the creation of this recorder,
// keep track of those associated with the function specified [implicitly added triggers]
needTrackByFunction := len(triggers) == 0
rs.functionRecorderMap.assign(function, r)
if needTrackByFunction {
for _, t := range rs.httpTriggerSet.triggerStore.List() {
trigger := *t.(*crd.HTTPTrigger)
if trigger.Spec.FunctionReference.Name == function {
rs.triggerRecorderMap.assign(trigger.Metadata.Name, r)
}
}
} else {
for _, trigger := range triggers {
rs.triggerRecorderMap.assign(trigger, r)
}
}
rs.httpTriggerSet.syncTriggers()
}
// TODO: Delete or disable?
func (rs *RecorderSet) disableRecorder(r *crd.Recorder) {
function := r.Spec.Function
triggers := r.Spec.Triggers
log.Info("Disabling recorder ", r.Metadata.Name)
// Account for function
err := rs.functionRecorderMap.remove(function)
if err != nil {
log.Error("Error disabling recorder (failed to remove function from functionRecorderMap): ", err)
}
// Account for explicitly added triggers
if len(triggers) != 0 {
for _, trigger := range triggers {
err := rs.triggerRecorderMap.remove(trigger)
if err != nil {
log.Error("Error disabling recorder (failed to remove triggers from triggerRecorderMap): ", err)
}
}
} else {
// Account for implicitly added triggers
for _, t := range rs.httpTriggerSet.triggerStore.List() {
trigger := *t.(*crd.HTTPTrigger)
if trigger.Spec.FunctionReference.Name == function {
err := rs.triggerRecorderMap.remove(trigger.Metadata.Name)
if err != nil {
log.Error("Failed to remove trigger from triggerRecorderMap: ", err)
}
}
}
}
rs.httpTriggerSet.syncTriggers()
}
func (rs *RecorderSet) updateRecorder(old *crd.Recorder, newer *crd.Recorder) {
if newer.Spec.Enabled == true {
rs.newRecorder(newer) // TODO: Test this
} else {
rs.disableRecorder(old)
}
}
func (rs *RecorderSet) DeleteTriggerFromRecorderMap(trigger *crd.HTTPTrigger) {
err := rs.triggerRecorderMap.remove(trigger.Metadata.Name)
if err != nil {
log.Error("Failed to remove trigger from triggerRecorderMap: ", err)
}
}
func (rs *RecorderSet) DeleteFunctionFromRecorderMap(function *crd.Function) {
err := rs.functionRecorderMap.remove(function.Metadata.Name)
if err != nil {
log.Error("Failed to remove function from functionRecorderMap: ", err)
}
}