use cluster name to filter pods for test

tests/test_smoke.py

@@ -2054,9 +2054,9 @@ def test_container_logs_multinode_kubernetes():
             'container_logs_multinode_kubernetes',
             [
                 f'sky launch -y -c {name} {task_yaml} --num-nodes 2',
-                'kubectl get pods -o jsonpath="{.items[*].metadata.name}" | tr " " "\n" | grep worker'
+                f'kubectl get pods -l skypilot-cluster-name={name} " -o jsonpath="{.items[*].metadata.name}" | tr " " "\n" | grep worker'
                 '| xargs -I {} kubectl logs {} | wc -l | grep 9',
-                'kubectl get pods -o jsonpath="{.items[*].metadata.name}" | tr " " "\n" | grep head'
+                f'kubectl get pods -l skypilot-cluster-name={name} -o jsonpath="{.items[*].metadata.name}" | tr " " "\n" | grep head'
                 '| xargs -I {} kubectl logs {} | wc -l | grep 9',
             ],
             f'sky down -y {name}',
@@ -2069,7 +2069,8 @@ def test_container_logs_two_jobs_kubernetes():
     name = _get_cluster_name()
     task_yaml = 'tests/test_yamls/test_k8s_logs.yaml'
     pod_logs = (
-        'kubectl get pods -o jsonpath="{.items[*].metadata.name}"| grep head | xargs -I {} kubectl logs {}'
+        f'kubectl get pods -l skypilot-cluster-name={name}'
+        '-o jsonpath="{.items[*].metadata.name}"| grep head | xargs -I {} kubectl logs {}'
     )
     with tempfile.NamedTemporaryFile(suffix='.yaml', mode='w') as f:
         test = Test(
@@ -2099,7 +2100,8 @@ def test_container_logs_two_simultaneous_jobs_kubernetes():
     name = _get_cluster_name()
     task_yaml = 'tests/test_yamls/test_k8s_logs.yaml'
     pod_logs = (
-        'kubectl get pods -o jsonpath="{.items[*].metadata.name}"| grep head | xargs -I {} kubectl logs {}'
+        f'kubectl get pods -l skypilot-cluster-name={name}'
+        '-o jsonpath="{.items[*].metadata.name}"| grep head | xargs -I {} kubectl logs {}'
     )
     with tempfile.NamedTemporaryFile(suffix='.yaml', mode='w') as f:
         test = Test(