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-rw-r--r--vnfs/DAaaS/README.md3
-rw-r--r--vnfs/DAaaS/microservices/visualization-operator/deploy/crds/onap_v1alpha1_grafanadatasource_crd.yaml4
-rw-r--r--vnfs/DAaaS/microservices/visualization-operator/examples/grafana/prometheus_grafanadatasource_cr.yaml2
-rw-r--r--vnfs/DAaaS/microservices/visualization-operator/go.mod1
-rw-r--r--vnfs/DAaaS/microservices/visualization-operator/pkg/apis/onap/v1alpha1/grafanadatasource_types.go6
-rw-r--r--vnfs/DAaaS/microservices/visualization-operator/pkg/apis/onap/v1alpha1/zz_generated.openapi.go3
-rw-r--r--vnfs/DAaaS/microservices/visualization-operator/pkg/controller/grafanadatasource/grafanadatasource_controller.go181
-rw-r--r--vnfs/DAaaS/microservices/visualization-operator/pkg/controller/utils/visualizationutils.go26
8 files changed, 201 insertions, 25 deletions
diff --git a/vnfs/DAaaS/README.md b/vnfs/DAaaS/README.md
index 68d0401a..302cdd6e 100644
--- a/vnfs/DAaaS/README.md
+++ b/vnfs/DAaaS/README.md
@@ -195,7 +195,8 @@ kubectl create -f edge1 [PLUGIN_NAME3]_collectdplugin_cr.yaml
#### Configure Grafana Datasources
Using the sample [prometheus_grafanadatasource_cr.yaml](microservices/visualization-operator/examples/grafana/prometheus_grafanadatasource_cr.yaml), Configure the GrafanaDataSource CR by running the command below
```yaml
-kubectl create -f [DATASOURCE_NAME]_grafanadatasource_cr.yaml
+kubectl create -f [DATASOURCE_NAME1]_grafanadatasource_cr.yaml
+kubectl create -f [DATASOURCE_NAME2]_grafanadatasource_cr.yaml
...
```
diff --git a/vnfs/DAaaS/microservices/visualization-operator/deploy/crds/onap_v1alpha1_grafanadatasource_crd.yaml b/vnfs/DAaaS/microservices/visualization-operator/deploy/crds/onap_v1alpha1_grafanadatasource_crd.yaml
index 39b78d9a..22925cfe 100644
--- a/vnfs/DAaaS/microservices/visualization-operator/deploy/crds/onap_v1alpha1_grafanadatasource_crd.yaml
+++ b/vnfs/DAaaS/microservices/visualization-operator/deploy/crds/onap_v1alpha1_grafanadatasource_crd.yaml
@@ -30,10 +30,6 @@ spec:
spec:
properties:
datasources:
- description: 'INSERT ADDITIONAL SPEC FIELDS - desired state of cluster
- Important: Run "operator-sdk generate k8s" to regenerate code after
- modifying this file Add custom validation using kubebuilder tags:
- https://book-v1.book.kubebuilder.io/beyond_basics/generating_crd.html'
items:
properties:
access:
diff --git a/vnfs/DAaaS/microservices/visualization-operator/examples/grafana/prometheus_grafanadatasource_cr.yaml b/vnfs/DAaaS/microservices/visualization-operator/examples/grafana/prometheus_grafanadatasource_cr.yaml
index b8086366..2820baf7 100644
--- a/vnfs/DAaaS/microservices/visualization-operator/examples/grafana/prometheus_grafanadatasource_cr.yaml
+++ b/vnfs/DAaaS/microservices/visualization-operator/examples/grafana/prometheus_grafanadatasource_cr.yaml
@@ -8,7 +8,7 @@ spec:
type: prometheus
url: http://cp-prometheus-prometheus:9090
isDefault: true
- access: proxy
+ access: direct
withCredentials: true
basicAuth: true
basicAuthUser: user
diff --git a/vnfs/DAaaS/microservices/visualization-operator/go.mod b/vnfs/DAaaS/microservices/visualization-operator/go.mod
index af334b07..a3ed23bd 100644
--- a/vnfs/DAaaS/microservices/visualization-operator/go.mod
+++ b/vnfs/DAaaS/microservices/visualization-operator/go.mod
@@ -2,6 +2,7 @@ module visualization-operator
require (
github.com/NYTimes/gziphandler v1.0.1 // indirect
+ github.com/go-logr/logr v0.1.0
github.com/operator-framework/operator-sdk v0.9.1-0.20190805223000-66e78cc576ef
github.com/spf13/pflag v1.0.3
golang.org/x/crypto v0.0.0-20190701094942-4def268fd1a4 // indirect
diff --git a/vnfs/DAaaS/microservices/visualization-operator/pkg/apis/onap/v1alpha1/grafanadatasource_types.go b/vnfs/DAaaS/microservices/visualization-operator/pkg/apis/onap/v1alpha1/grafanadatasource_types.go
index 60820067..47a372e3 100644
--- a/vnfs/DAaaS/microservices/visualization-operator/pkg/apis/onap/v1alpha1/grafanadatasource_types.go
+++ b/vnfs/DAaaS/microservices/visualization-operator/pkg/apis/onap/v1alpha1/grafanadatasource_types.go
@@ -4,15 +4,9 @@ import (
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
-// EDIT THIS FILE! THIS IS SCAFFOLDING FOR YOU TO OWN!
-// NOTE: json tags are required. Any new fields you add must have json tags for the fields to be serialized.
-
// GrafanaDataSourceSpec defines the desired state of GrafanaDataSource
// +k8s:openapi-gen=true
type GrafanaDataSourceSpec struct {
- // INSERT ADDITIONAL SPEC FIELDS - desired state of cluster
- // Important: Run "operator-sdk generate k8s" to regenerate code after modifying this file
- // Add custom validation using kubebuilder tags: https://book-v1.book.kubebuilder.io/beyond_basics/generating_crd.html
Datasources []Datasource `json:"datasources"`
Grafana map[string]string `json:"grafana"`
}
diff --git a/vnfs/DAaaS/microservices/visualization-operator/pkg/apis/onap/v1alpha1/zz_generated.openapi.go b/vnfs/DAaaS/microservices/visualization-operator/pkg/apis/onap/v1alpha1/zz_generated.openapi.go
index 7f74f2f7..9d66c4d0 100644
--- a/vnfs/DAaaS/microservices/visualization-operator/pkg/apis/onap/v1alpha1/zz_generated.openapi.go
+++ b/vnfs/DAaaS/microservices/visualization-operator/pkg/apis/onap/v1alpha1/zz_generated.openapi.go
@@ -174,8 +174,7 @@ func schema_pkg_apis_onap_v1alpha1_GrafanaDataSourceSpec(ref common.ReferenceCal
Properties: map[string]spec.Schema{
"datasources": {
SchemaProps: spec.SchemaProps{
- Description: "INSERT ADDITIONAL SPEC FIELDS - desired state of cluster Important: Run \"operator-sdk generate k8s\" to regenerate code after modifying this file Add custom validation using kubebuilder tags: https://book-v1.book.kubebuilder.io/beyond_basics/generating_crd.html",
- Type: []string{"array"},
+ Type: []string{"array"},
Items: &spec.SchemaOrArray{
Schema: &spec.Schema{
SchemaProps: spec.SchemaProps{
diff --git a/vnfs/DAaaS/microservices/visualization-operator/pkg/controller/grafanadatasource/grafanadatasource_controller.go b/vnfs/DAaaS/microservices/visualization-operator/pkg/controller/grafanadatasource/grafanadatasource_controller.go
index f46cf1b4..88b8a925 100644
--- a/vnfs/DAaaS/microservices/visualization-operator/pkg/controller/grafanadatasource/grafanadatasource_controller.go
+++ b/vnfs/DAaaS/microservices/visualization-operator/pkg/controller/grafanadatasource/grafanadatasource_controller.go
@@ -1,11 +1,16 @@
package grafanadatasource
import (
+ logr "github.com/go-logr/logr"
+
"bytes"
"context"
"encoding/json"
+ "fmt"
+ "io/ioutil"
onapv1alpha1 "visualization-operator/pkg/apis/onap/v1alpha1"
+ visualizationutils "visualization-operator/pkg/controller/utils"
"k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/runtime"
@@ -77,13 +82,51 @@ func (r *ReconcileGrafanaDataSource) Reconcile(request reconcile.Request) (recon
// Request object not found, could have been deleted after reconcile request.
// Owned objects are automatically garbage collected. For additional cleanup logic use finalizers.
// Return and don't requeue
+ reqLogger.Info("GrafanaDatasource object not found")
return reconcile.Result{}, nil
}
// Error reading the object - requeue the request.
-
+ reqLogger.Info("Error reading the Grafanadatasource object, Requeing")
return reconcile.Result{}, err
}
+ //Check if deletion timestamp is set. If yes, delete the GrafanaDataSource object
+ isBeingDeleted := checkDeletionTimestamp(reqLogger, instance)
+ if isBeingDeleted {
+ //Delete the datasource from grafana
+ err := deleteDatasource(instance)
+ if err != nil {
+ reqLogger.Error(err, "Unable to delete datasource")
+ return reconcile.Result{}, err
+ }
+ //remove Finalizer after deletion
+ if visualizationutils.Contains(instance.GetFinalizers(), visualizationutils.VisualizationFinalizer) {
+ if err := removeFinalizer(reqLogger, instance); err != nil {
+ return reconcile.Result{}, err
+ }
+ err := r.client.Update(context.TODO(), instance)
+ if err != nil {
+ reqLogger.Error(err, "Unable to update instance")
+ return reconcile.Result{}, err
+ }
+ return reconcile.Result{}, nil
+ }
+ }
+
+ //Add finalizer for the CR object
+ if !visualizationutils.Contains(instance.GetFinalizers(), visualizationutils.VisualizationFinalizer) {
+ reqLogger.Info("Adding finalizer for GrafanaDatasource")
+ if err := addFinalizer(reqLogger, instance); err != nil {
+ return reconcile.Result{}, err
+ }
+ err := r.client.Update(context.TODO(), instance)
+ if err != nil {
+ reqLogger.Error(err, "Unable to update instance")
+ return reconcile.Result{}, err
+ }
+ return reconcile.Result{}, nil
+ }
+
datasources := instance.Spec.Datasources
grafana := instance.Spec.Grafana
@@ -110,6 +153,25 @@ func (r *ReconcileGrafanaDataSource) Reconcile(request reconcile.Request) (recon
return reconcile.Result{}, err
}
+ respBody, err := ioutil.ReadAll(getResp.Body)
+ if err != nil {
+ reqLogger.Error(err, "Response data not read properly")
+ return reconcile.Result{}, err
+ }
+
+ respBodyBytes := []byte(respBody)
+ var respData map[string]interface{}
+
+ if err := json.Unmarshal(respBodyBytes, &respData); err != nil {
+ reqLogger.Error(err, "JSON unmarshalling error")
+ return reconcile.Result{}, err
+ }
+
+ respURL := fmt.Sprintf("%v", respData["url"])
+ respID := fmt.Sprintf("%v", respData["id"])
+ respIsDefault := respData["isDefault"]
+ respAccess := fmt.Sprintf("%v", respData["access"])
+
defer getResp.Body.Close()
//add datasource if datasource does not exist already
@@ -120,19 +182,24 @@ func (r *ReconcileGrafanaDataSource) Reconcile(request reconcile.Request) (recon
return reconcile.Result{}, err
}
} else if getResp.StatusCode == http.StatusOK {
- //if datasource already exists
+ //if datasource already exists and there is any change in the spec - update it
reqLogger.V(1).Info("datasource already exists", "datasource", datasource.Name)
- } else {
- reqLogger.Error(err, "unknown error", datasource.Name)
+ if respURL != datasource.URL || respIsDefault.(bool) != datasource.IsDefault || respAccess != datasource.Access {
+ if err := updateDatasource(grafana, datasource, respID); err != nil {
+ return reconcile.Result{}, err
+ }
+ } else {
+ reqLogger.Info("No creation/updation of datasource needed")
+ return reconcile.Result{}, nil
+ }
}
-
}
return reconcile.Result{}, nil
}
func createDataSource(grafana map[string]string, datasource onapv1alpha1.Datasource) error {
reqLogger := log.WithValues("Datasource name", datasource.Name, "Datasource URL", datasource.URL)
- reqLogger.Info("creating datasource")
+ reqLogger.Info("Creating datasource")
grafanaURL := grafana["url"] + "/api/datasources"
grafanaUsername := grafana["username"]
@@ -145,19 +212,19 @@ func createDataSource(grafana map[string]string, datasource onapv1alpha1.Datasou
return err
}
- req, err := http.NewRequest("POST", grafanaURL, bytes.NewBuffer(postBody))
+ postReq, err := http.NewRequest("POST", grafanaURL, bytes.NewBuffer(postBody))
if err != nil {
reqLogger.Error(err, "POST REQUEST error")
return err
}
- req.Header.Set("Content-Type", "application/json")
- req.SetBasicAuth(grafanaUsername, grafanaPassword)
- postResp, err := client.Do(req)
+ postReq.Header.Set("Content-Type", "application/json")
+ postReq.SetBasicAuth(grafanaUsername, grafanaPassword)
+ postResp, err := client.Do(postReq)
if err != nil {
reqLogger.Error(err, "POST RESPONSE error")
return err
}
- defer req.Body.Close()
+ defer postReq.Body.Close()
if postResp.StatusCode == http.StatusOK {
reqLogger.Info("Datasource created")
@@ -165,3 +232,95 @@ func createDataSource(grafana map[string]string, datasource onapv1alpha1.Datasou
}
return err
}
+
+func updateDatasource(grafana map[string]string, datasource onapv1alpha1.Datasource, datasourceID string) error {
+ reqLogger := log.WithValues("Datasource name", datasource.Name, "Datasource URL", datasource.URL)
+ reqLogger.Info("Updating datasource")
+
+ grafanaURL := grafana["url"] + "/api/datasources/" + datasourceID
+ grafanaUsername := grafana["username"]
+ grafanaPassword := grafana["password"]
+
+ client := &http.Client{}
+ putBody, err := json.Marshal(datasource)
+ if err != nil {
+ reqLogger.Error(err, "JSON Marshalling error")
+ return err
+ }
+ putReq, err := http.NewRequest("PUT", grafanaURL, bytes.NewBuffer(putBody))
+ if err != nil {
+ reqLogger.Error(err, "PUT REQUEST error")
+ return err
+ }
+ putReq.Header.Set("Content-Type", "application/json")
+ putReq.Header.Set("Accept", "application/json")
+ putReq.SetBasicAuth(grafanaUsername, grafanaPassword)
+
+ putResp, err := client.Do(putReq)
+ if err != nil {
+ reqLogger.Error(err, "PUT RESPONSE error")
+ return err
+ }
+ defer putReq.Body.Close()
+
+ if putResp.StatusCode == http.StatusOK {
+ reqLogger.Info("Datasource updated")
+ return nil
+ }
+ return err
+}
+
+func deleteDatasource(instance *onapv1alpha1.GrafanaDataSource) error {
+
+ datasources := instance.Spec.Datasources
+ grafana := instance.Spec.Grafana
+
+ for _, datasource := range datasources {
+
+ reqLogger := log.WithValues("Datasource name", datasource.Name, "Datasource URL", datasource.URL)
+ reqLogger.Info("Deleting datasource")
+
+ grafanaURL := grafana["url"] + "/api/datasources/name/" + datasource.Name
+ grafanaUsername := grafana["username"]
+ grafanaPassword := grafana["password"]
+
+ client := &http.Client{}
+ deleteReq, err := http.NewRequest("DELETE", grafanaURL, nil)
+ if err != nil {
+ reqLogger.Error(err, "DELETE request error")
+ return err
+ }
+
+ deleteReq.SetBasicAuth(grafanaUsername, grafanaPassword)
+
+ deleteResp, err := client.Do(deleteReq)
+ if err != nil {
+ reqLogger.Error(err, "DELETE RESPONSE error")
+ return err
+ }
+
+ if deleteResp.StatusCode == http.StatusOK {
+ reqLogger.Info("Datasource deleted")
+ return nil
+ }
+ return err
+ }
+ return nil
+}
+
+func checkDeletionTimestamp(reqlogger logr.Logger, instance *onapv1alpha1.GrafanaDataSource) bool {
+ isMarkedForDeletion := instance.GetDeletionTimestamp() != nil
+ return isMarkedForDeletion
+}
+
+func addFinalizer(reqlogger logr.Logger, instance *onapv1alpha1.GrafanaDataSource) error {
+ reqlogger.Info("Adding finalizer for the GrafanaDatasource")
+ instance.SetFinalizers(append(instance.GetFinalizers(), visualizationutils.VisualizationFinalizer))
+ return nil
+}
+
+func removeFinalizer(reqlogger logr.Logger, instance *onapv1alpha1.GrafanaDataSource) error {
+ reqlogger.Info("Removing finalizer for the GrafanaDatasource")
+ instance.SetFinalizers(visualizationutils.Remove(instance.GetFinalizers(), visualizationutils.VisualizationFinalizer))
+ return nil
+}
diff --git a/vnfs/DAaaS/microservices/visualization-operator/pkg/controller/utils/visualizationutils.go b/vnfs/DAaaS/microservices/visualization-operator/pkg/controller/utils/visualizationutils.go
new file mode 100644
index 00000000..dc7e1f1b
--- /dev/null
+++ b/vnfs/DAaaS/microservices/visualization-operator/pkg/controller/utils/visualizationutils.go
@@ -0,0 +1,26 @@
+package visualizationutils
+
+// Define the GrafanaDatasource finalizer for handling deletion
+const (
+ VisualizationFinalizer = "finalizer.visualization.onap.org"
+)
+
+// Contains checks if a string is contained in a list of strings
+func Contains(list []string, s string) bool {
+ for _, v := range list {
+ if v == s {
+ return true
+ }
+ }
+ return false
+}
+
+// Remove checks and removes a string from a list of strings
+func Remove(list []string, s string) []string {
+ for i, v := range list {
+ if v == s {
+ list = append(list[:i], list[i+1:]...)
+ }
+ }
+ return list
+}