fix lint

tasks/install_server.yml

@@ -21,8 +21,7 @@
 #    - kubernetes_cri_changed is changed
 
 - name: Disable SWAP since kubernetes can't work with swap enabled (1/2)
-  shell: |
-    swapoff -a
+  command: swapoff -a
 
 - name: Remove swapfile from /etc/fstab (2/2)
   mount:
@@ -82,10 +81,11 @@
 # Install API loadbalancer
 - include_tasks: "load_balancer.yml"
   when:
-    - kubernetes_master == true
+    - kubernetes_master|bool
     - groups['KubernetesMasters'] | length > 1
 
-- stat:
+- name: Check if /etc/kubernetes/admin.conf already existe
+  stat:
     path: /etc/kubernetes/admin.conf
   register: st
   changed_when: False
@@ -97,16 +97,17 @@
     - st.stat.exists
 
 - name: Retreive kubeadm Major version
-  shell: kubeadm version | sed 's/.*{Major:"\([0-9]\)".*/\1/'
+  shell: set -o pipefail && kubeadm version | sed 's/.*{Major:"\([0-9]\)".*/\1/'
   register: kubeadm_version_major
   changed_when: False
 
 - name: Retreive kubeadm Minor version
-  shell: kubeadm version | sed -e 's/.* Minor:"\([0-9]*\)".*/\1/'
+  shell: set -o pipefail && kubeadm version | sed -e 's/.* Minor:"\([0-9]*\)".*/\1/'
   register: kubeadm_version_minor
   changed_when: False
 
-- set_fact:
+- name: Defined a default lb_kubemaster
+  set_fact:
     lb_kubemaster: "{{ groups['KubernetesMasters'][0] }}"
   when:
     - lb_kubemaster is undefined
@@ -201,7 +202,7 @@
     dest: /root/kubeadm-config.yaml
     owner: root
     group: root
-    mode: 600
+    mode: 0600
   when:
     - server_enrolled.rc == 1
 
@@ -221,7 +222,7 @@
 #  command: kubectl --kubeconfig=/etc/kubernetes/admin.conf taint nodes --all node-role.kubernetes.io/master-
   command: kubectl --kubeconfig=/etc/kubernetes/admin.conf taint nodes '{{ ansible_hostname | lower }}' node-role.kubernetes.io/master-
   when: kubernetes_master_taint|bool and current_taint.stdout
-      
+
 #
 # At this point, we have a kubernetes up and running, but ready for it
 #
@@ -234,7 +235,7 @@
     mode: 0700
     state: directory
   when:
-    - kubernetes_master == true
+    - kubernetes_master|bool
 
 - name: Copy certificat file on
   copy:
@@ -245,7 +246,7 @@
     group: root
     mode: 0600
   when:
-    - kubernetes_master == true
+    - kubernetes_master|bool
 
 #
 # Manque autoconfig de .kube/config local
@@ -256,4 +257,4 @@
 #    src: /etc/kubernetes/pki/ca.crt
 #    dest: /root/.kube/{{ kubernetes_cluster_name }}/ca.crt
 #  when:
-#    - kubernetes_master == true
+#    - kubernetes_master|bigip_pool