Fix failures of ansible-lint (#8401)

This fixes the following types of failures:
- empty-string-compare
- literal-compare
- risky-file-permissions
- risky-shell-pipe
- var-spacing

In addition, this changes .gitlab-ci/lint.yml to block the same issue
by using the same method at Kubespray CI.

.gitlab-ci/lint.yml

@@ -23,9 +23,8 @@ ansible-lint:
   extends: .job
   stage: unit-tests
   tags: [light]
-  # lint every yml/yaml file that looks like it contains Ansible plays
-  script: |-
-    grep -Rl '^- hosts: \|^  hosts: ' --include \*.yml --include \*.yaml . | xargs -P 4 -n 25 ansible-lint -v
+  script:
+    - ansible-lint -v
   except: ['triggers', 'master']
 
 syntax-check:

roles/container-engine/cri-o/tasks/main.yaml

@@ -178,6 +178,7 @@
   template:
     src: unqualified.conf.j2
     dest: "/etc/containers/registries.conf.d/01-unqualified.conf"
+    mode: 0644
   notify: restart crio
 
 - name: Write cri-o proxy drop-in

roles/kubernetes-apps/external_provisioner/rbd_provisioner/tasks/main.yml

@@ -12,7 +12,7 @@
 - name: RBD Provisioner | Remove legacy namespace
   command: >
     {{ kubectl }} delete namespace {{ rbd_provisioner_namespace }}
-  ignore_errors: true  # noqa ignore-errrors
+  ignore_errors: true  # noqa ignore-errors
   when:
     - inventory_hostname == groups['kube_control_plane'][0]
   tags:
@@ -21,7 +21,7 @@
 - name: RBD Provisioner | Remove legacy storageclass
   command: >
     {{ kubectl }} delete storageclass {{ rbd_provisioner_storage_class }}
-  ignore_errors: true  # noqa ignore-errrors
+  ignore_errors: true  # noqa ignore-errors
   when:
     - inventory_hostname == groups['kube_control_plane'][0]
   tags:

roles/kubernetes-apps/registry/tasks/main.yml

@@ -8,21 +8,21 @@
   fail:
     msg: "registry_service_cluster_ip support only compatible with ClusterIP."
   when:
-    - registry_service_cluster_ip is defined and registry_service_cluster_ip != ""
+    - registry_service_cluster_ip is defined and registry_service_cluster_ip|length > 0
     - registry_service_type != "ClusterIP"
 
 - name: Registry | Stop if registry_service_loadbalancer_ip is defined when registry_service_type is not 'LoadBalancer'
   fail:
     msg: "registry_service_loadbalancer_ip support only compatible with LoadBalancer."
   when:
-    - registry_service_loadbalancer_ip is defined and registry_service_loadbalancer_ip != ""
+    - registry_service_loadbalancer_ip is defined and registry_service_loadbalancer_ip|length > 0
     - registry_service_type != "LoadBalancer"
 
 - name: Registry | Stop if registry_service_nodeport is defined when registry_service_type is not 'NodePort'
   fail:
     msg: "registry_service_nodeport support only compatible with NodePort."
   when:
-    - registry_service_nodeport is defined and registry_service_nodeport != ""
+    - registry_service_nodeport is defined and registry_service_nodeport|length > 0
     - registry_service_type != "NodePort"
 
 - name: Registry | Create addon dir
@@ -59,7 +59,7 @@
     registry_templates: "{{ registry_templates + [item] }}"
   with_items:
     - [{ name: registry-ing, file: registry-ing.yml, type: ing }]
-  when: ingress_nginx_enabled == true or ingress_alb_enabled == true
+  when: ingress_nginx_enabled or ingress_alb_enabled
 
 - name: Registry | Create manifests
   template:

roles/network_plugin/calico/tasks/reset.yml

@@ -12,5 +12,7 @@
   when: dummy0.stat.exists
 
 - name: reset | get and remove remaining routes set by bird
-  shell: ip route show proto bird | xargs -i bash -c "ip route del {} proto bird "
+  shell: set -o pipefail && ip route show proto bird | xargs -i bash -c "ip route del {} proto bird "
+  args:
+    executable: /bin/bash
   changed_when: false

roles/network_plugin/ovn4nfv/tasks/main.yml

@@ -9,6 +9,7 @@
   template:
     src: "{{ item.file }}.j2"
     dest: "{{ kube_config_dir }}/{{ item.file }}"
+    mode: 0644
   with_items:
     - {name: ovn-daemonset, file: ovn-daemonset.yml}
     - {name: ovn4nfv-k8s-plugin, file: ovn4nfv-k8s-plugin.yml}