2 files changed, 23 insertions, 17 deletions
diff --git a/roles/kubernetes/addons/metrics-server/defaults/main.yml b/roles/kubernetes/addons/metrics-server/defaults/main.yml
new file mode 100644
index 00000000..2e7e78e2
--- /dev/null
+++ b/roles/kubernetes/addons/metrics-server/defaults/main.yml
@@ -0,0 +1,2 @@
+---
+# kubernetes_metrics_server_version: 0.6.1
diff --git a/roles/kubernetes/addons/metrics-server/tasks/main.yml b/roles/kubernetes/addons/metrics-server/tasks/main.yml
index 87c57346..79bf1cf1 100644
--- a/roles/kubernetes/addons/metrics-server/tasks/main.yml
+++ b/roles/kubernetes/addons/metrics-server/tasks/main.yml
@@ -1,21 +1,25 @@
 ---
-- name: create base directory for metrics-server addon
-  file:
-    path: /etc/kubernetes/addons/metrics-server
-    state: directory
+- name: deploy metrics-server addon
+  run_once: true
+  delegate_to: "{{ groups['_kubernetes_primary_controlplane_node_'] | first }}"
+  block:
+  - name: create base directory for metrics-server addon
+    file:
+      path: /etc/kubernetes/addons/metrics-server
+      state: directory
 
-- name: copy config for metrics-server
-  template:
-    src: "components.{{ kubernetes_metrics_server_version }}.yml.j2"
-    dest: /etc/kubernetes/addons/metrics-server/config.yml
+  - name: copy config for metrics-server
+    template:
+      src: "components.{{ kubernetes_metrics_server_version }}.yml.j2"
+      dest: /etc/kubernetes/addons/metrics-server/config.yml
 
-- name: check if metrics-server is already installed
-  check_mode: no
-  command: kubectl --kubeconfig /etc/kubernetes/admin.conf diff -f /etc/kubernetes/addons/metrics-server/config.yml
-  failed_when: false
-  changed_when: false
-  register: kube_metrics_server_diff_result
+  - name: check if metrics-server is already installed
+    check_mode: no
+    command: kubectl --kubeconfig /etc/kubernetes/admin.conf diff -f /etc/kubernetes/addons/metrics-server/config.yml
+    failed_when: false
+    changed_when: false
+    register: kube_metrics_server_diff_result
 
-- name: install metrics-server onto the cluster
-  when: kube_metrics_server_diff_result.rc != 0
-  command: kubectl --kubeconfig /etc/kubernetes/admin.conf apply -f /etc/kubernetes/addons/metrics-server/config.yml
+  - name: install metrics-server onto the cluster
+    when: kube_metrics_server_diff_result.rc != 0
+    command: kubectl --kubeconfig /etc/kubernetes/admin.conf apply -f /etc/kubernetes/addons/metrics-server/config.yml