Files
Reloader/internal/pkg/handler/update.go
2026-01-09 15:27:19 +01:00

98 lines
2.7 KiB
Go

package handler
import (
"time"
"github.com/sirupsen/logrus"
"github.com/stakater/Reloader/internal/pkg/metrics"
"github.com/stakater/Reloader/internal/pkg/options"
"github.com/stakater/Reloader/internal/pkg/util"
"github.com/stakater/Reloader/pkg/common"
v1 "k8s.io/api/core/v1"
"k8s.io/client-go/tools/record"
csiv1 "sigs.k8s.io/secrets-store-csi-driver/apis/v1"
)
// ResourceUpdatedHandler contains updated objects
type ResourceUpdatedHandler struct {
Resource interface{}
OldResource interface{}
Collectors metrics.Collectors
Recorder record.EventRecorder
EnqueueTime time.Time // Time when this handler was added to the queue
}
// GetEnqueueTime returns when this handler was enqueued
func (r ResourceUpdatedHandler) GetEnqueueTime() time.Time {
return r.EnqueueTime
}
// Handle processes the updated resource
func (r ResourceUpdatedHandler) Handle() error {
startTime := time.Now()
result := "error"
defer func() {
r.Collectors.RecordReconcile(result, time.Since(startTime))
}()
if r.Resource == nil || r.OldResource == nil {
logrus.Errorf("Resource update handler received nil resource")
return nil
}
config, oldSHAData := r.GetConfig()
if config.SHAValue != oldSHAData {
// Send a webhook if update
if options.WebhookUrl != "" {
err := sendUpgradeWebhook(config, options.WebhookUrl)
if err == nil {
result = "success"
}
return err
}
// process resource based on its type
err := doRollingUpgrade(config, r.Collectors, r.Recorder, invokeReloadStrategy)
if err == nil {
result = "success"
}
return err
}
// No data change - skip
result = "skipped"
r.Collectors.RecordSkipped("no_data_change")
return nil
}
// GetConfig gets configurations containing SHA, annotations, namespace and resource name
func (r ResourceUpdatedHandler) GetConfig() (common.Config, string) {
var (
oldSHAData string
config common.Config
)
switch res := r.Resource.(type) {
case *v1.ConfigMap:
if old, ok := r.OldResource.(*v1.ConfigMap); ok && old != nil {
oldSHAData = util.GetSHAfromConfigmap(old)
}
config = common.GetConfigmapConfig(res)
case *v1.Secret:
if old, ok := r.OldResource.(*v1.Secret); ok && old != nil {
oldSHAData = util.GetSHAfromSecret(old.Data)
}
config = common.GetSecretConfig(res)
case *csiv1.SecretProviderClassPodStatus:
if old, ok := r.OldResource.(*csiv1.SecretProviderClassPodStatus); ok && old != nil && old.Status.Objects != nil {
oldSHAData = util.GetSHAfromSecretProviderClassPodStatus(old.Status)
}
config = common.GetSecretProviderClassPodStatusConfig(res)
default:
logrus.Warnf("Invalid resource: Resource should be 'Secret', 'Configmap' or 'SecretProviderClassPodStatus' but found, %T", r.Resource)
}
return config, oldSHAData
}