fix(app): #2645 Fixed data source label selection

Fixed the missing implementation of selection with label in the datasource. Before it was only getting the pods with the name attribute, now it can select with labels

kubernetes/data_source_kubernetes_pod_v1.go

@@ -9,6 +9,7 @@ import (
 
 	"github.com/hashicorp/terraform-plugin-sdk/v2/diag"
 	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
+	v1 "k8s.io/api/core/v1"
 	apierrors "k8s.io/apimachinery/pkg/api/errors"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
@@ -41,6 +42,7 @@ func dataSourceKubernetesPodV1() *schema.Resource {
 }
 
 func dataSourceKubernetesPodV1Read(ctx context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics {
+	var pod v1.Pod
 	conn, err := meta.(KubeClientsets).MainClientset()
 	if err != nil {
 		return diag.FromErr(err)
@@ -54,8 +56,32 @@ func dataSourceKubernetesPodV1Read(ctx context.Context, d *schema.ResourceData,
 	}
 	d.SetId(buildId(om))
 
-	log.Printf("[INFO] Reading pod %s", metadata.Name)
-	pod, err := conn.CoreV1().Pods(metadata.Namespace).Get(ctx, metadata.Name, metav1.GetOptions{})
+	pods := conn.CoreV1().Pods(metadata.Namespace)
+
+	if metadata.Name != "" {
+		log.Printf("[INFO] Getting pod %s", metadata.Name)
+		podResult, getErr := pods.Get(ctx, metadata.Name, metav1.GetOptions{})
+		if getErr != nil {
+			err = getErr
+		} else {
+			pod = *podResult
+		}
+	} else {
+		log.Printf("[INFO] Listing pods")
+		listOptions := metav1.ListOptions{
+			LabelSelector: metav1.FormatLabelSelector(&metav1.LabelSelector{MatchLabels: metadata.Labels}),
+		}
+		podList, listErr := pods.List(ctx, listOptions)
+		if listErr != nil {
+			err = listErr
+		} else {
+			if len(podList.Items) == 0 {
+				return diag.Errorf("No pods found")
+			}
+			pod = podList.Items[0]
+		}
+	}
+
 	if err != nil {
 		if apierrors.IsNotFound(err) {
 			return nil