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authorDileep Ranganathan <dileep.ranganathan@intel.com>2019-06-19 15:30:37 -0700
committerDileep Ranganathan <dileep.ranganathan@intel.com>2019-06-19 15:40:39 -0700
commit5a3bd7342fc68f6ea79133225649182d224d43ea (patch)
treeec6580866be323f875115965fd406b5bd0b25a31 /vnfs/DAaaS
parente1e10b80cabc5d425aab3ef32460f8bbcb5bc957 (diff)
Added more features to Collectd Operator
Feature - rolling update of Collectd Daemonset based on CRD changes. Added CollectdPlugins to the resource map Bug Fix - Removed the OwnerReference for secondary resources. Issue-ID: ONAPARC-461 Signed-off-by: Dileep Ranganathan <dileep.ranganathan@intel.com> Change-Id: Ic5e03b331c98fbd77a6fb694db0035b136e34c0a
Diffstat (limited to 'vnfs/DAaaS')
-rw-r--r--vnfs/DAaaS/microservices/collectd-operator/pkg/controller/collectdplugin/collectdplugin_controller.go96
1 files changed, 41 insertions, 55 deletions
diff --git a/vnfs/DAaaS/microservices/collectd-operator/pkg/controller/collectdplugin/collectdplugin_controller.go b/vnfs/DAaaS/microservices/collectd-operator/pkg/controller/collectdplugin/collectdplugin_controller.go
index 5298258b..3a7d2ea4 100644
--- a/vnfs/DAaaS/microservices/collectd-operator/pkg/controller/collectdplugin/collectdplugin_controller.go
+++ b/vnfs/DAaaS/microservices/collectd-operator/pkg/controller/collectdplugin/collectdplugin_controller.go
@@ -3,17 +3,17 @@ package collectdplugin
import (
"context"
"crypto/sha256"
+ "fmt"
+ "time"
onapv1alpha1 "demo/vnfs/DAaaS/microservices/collectd-operator/pkg/apis/onap/v1alpha1"
corev1 "k8s.io/api/core/v1"
extensionsv1beta1 "k8s.io/api/extensions/v1beta1"
"k8s.io/apimachinery/pkg/api/errors"
- metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/controller"
- "sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
"sigs.k8s.io/controller-runtime/pkg/handler"
"sigs.k8s.io/controller-runtime/pkg/manager"
"sigs.k8s.io/controller-runtime/pkg/reconcile"
@@ -27,6 +27,7 @@ var log = logf.Log.WithName("controller_collectdplugin")
type ResourceMap struct {
configMap *corev1.ConfigMap
daemonSet *extensionsv1beta1.DaemonSet
+ collectdPlugins *[]onapv1alpha1.CollectdPlugin
}
/**
@@ -61,25 +62,6 @@ func add(mgr manager.Manager, r reconcile.Reconciler) error {
return err
}
- // TODO(user): Modify this to be the types you create that are owned by the primary resource
- // Watch for changes to secondary resource Pods and requeue the owner CollectdPlugin
- log.V(1).Info("Add watcher for secondary resource ConfigMap")
- err = c.Watch(&source.Kind{Type: &corev1.ConfigMap{}}, &handler.EnqueueRequestForOwner{
- IsController: true,
- OwnerType: &onapv1alpha1.CollectdPlugin{},
- })
- if err != nil {
- return err
- }
-
- err = c.Watch(&source.Kind{Type: &extensionsv1beta1.DaemonSet{}}, &handler.EnqueueRequestForOwner{
- IsController: true,
- OwnerType: &onapv1alpha1.CollectdPlugin{},
- })
- if err != nil {
- return err
- }
-
return nil
}
@@ -132,14 +114,18 @@ func (r *ReconcileCollectdPlugin) Reconcile(request reconcile.Request) (reconcil
reqLogger.V(1).Info("Found ResourceMap")
reqLogger.V(1).Info("ConfigMap.Namespace", cm.Namespace, "ConfigMap.Name", cm.Name)
reqLogger.V(1).Info("DaemonSet.Namespace", ds.Namespace, "DaemonSet.Name", ds.Name)
- // Set CollectdPlugin instance as the owner and controller
- if err := controllerutil.SetControllerReference(instance, cm, r.scheme); err != nil {
- return reconcile.Result{}, err
- }
- // Set CollectdPlugin instance as the owner and controller
- if err := controllerutil.SetControllerReference(instance, ds, r.scheme); err != nil {
- return reconcile.Result{}, err
- }
+
+ //hasChanged, err := buildCollectdConf(r, instance)
+
+ //Restart Collectd Pods
+ ts := time.Now().Format(time.RFC850)
+ reqLogger.V(1).Info("Timestamp : ", ts)
+ ds.Spec.Template.SetAnnotations(map[string]string{
+ "daaas-random": ComputeSHA256([]byte(ts)),
+ })
+ cm.SetAnnotations(map[string]string{
+ "daaas-random": ComputeSHA256([]byte(ts)),
+ })
// Update the ConfigMap with new Spec and reload DaemonSets
reqLogger.Info("Updating the ConfigMap", "ConfigMap.Namespace", cm.Namespace, "ConfigMap.Name", cm.Name)
@@ -149,11 +135,11 @@ func (r *ReconcileCollectdPlugin) Reconcile(request reconcile.Request) (reconcil
return reconcile.Result{}, err
}
- //Restart Collectd Pods
+ err = r.client.Update(context.TODO(), ds)
+ if err != nil {
+ return reconcile.Result{}, err
+ }
- ds.Spec.Template.SetLabels(map[string]string{
- "daaas-random": ComputeSHA256([]byte("TEST")),
- })
// Reconcile success
reqLogger.Info("Updated the ConfigMap", "ConfigMap.Namespace", cm.Namespace, "ConfigMap.Name", cm.Name)
return reconcile.Result{}, nil
@@ -162,7 +148,7 @@ func (r *ReconcileCollectdPlugin) Reconcile(request reconcile.Request) (reconcil
// ComputeSHA256 returns hash of data as string
func ComputeSHA256(data []byte) string {
hash := sha256.Sum256(data)
- return string(hash[:])
+ return fmt.Sprintf("%x", hash)
}
// findConfigMapForCR returns the configMap used by collectd Daemonset
@@ -179,6 +165,10 @@ func findResourceMapForCR(r *ReconcileCollectdPlugin, cr *onapv1alpha1.CollectdP
return rmap, err
}
+ if cmList.Items == nil || len(cmList.Items) == 0 {
+ return rmap, err
+ }
+
// Select DaemonSets with label app=collectd
dsList := &extensionsv1beta1.DaemonSetList{}
err = r.client.List(context.TODO(), opts, dsList)
@@ -186,30 +176,26 @@ func findResourceMapForCR(r *ReconcileCollectdPlugin, cr *onapv1alpha1.CollectdP
return rmap, err
}
+ if dsList.Items == nil || len(dsList.Items) == 0 {
+ return rmap, err
+ }
+
+ // Get all collectd plugins in the current namespace to rebuild conf.
+ collectdPlugins := &onapv1alpha1.CollectdPluginList{}
+ cpOpts := &client.ListOptions{}
+ cpOpts.InNamespace(cr.Namespace)
+ err = r.client.List(context.TODO(), cpOpts, collectdPlugins)
+ if err != nil {
+ return rmap, err
+ }
+
rmap.configMap = &cmList.Items[0]
rmap.daemonSet = &dsList.Items[0]
+ rmap.collectdPlugins = &collectdPlugins.Items //will be nil if no plugins exist
return rmap, err
}
-// newPodForCR returns a busybox pod with the same name/namespace as the cr
-func newPodForCR(cr *onapv1alpha1.CollectdPlugin) *corev1.Pod {
- labels := map[string]string{
- "app": cr.Name,
- }
- return &corev1.Pod{
- ObjectMeta: metav1.ObjectMeta{
- Name: cr.Name + "-pod",
- Namespace: cr.Namespace,
- Labels: labels,
- },
- Spec: corev1.PodSpec{
- Containers: []corev1.Container{
- {
- Name: "busybox",
- Image: "busybox",
- Command: []string{"sleep", "3600"},
- },
- },
- },
- }
+// Get all collectd plugins and reconstruct, compute Hash and check for changes
+func buildCollectdConf() {
+
}