Visualization operator - update/delete datasource

Added support in the visualization operator to update
or delete an existing grafana datasource dynamically.

Issue-ID: ONAPARC-393
Signed-off-by: Srivahni <srivahni.chivukula@intel.com>
Change-Id: I814cca8e5b4f7f5832a948449cf545cecd25b1f9

1 files changed, 26 insertions, 0 deletions

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
+}