Fixed the tox errors for ansible-lint, shellcheck, yamllint

Change-Id: Ibf024b44b2a82c7248877fbc2f022b7fd15e882a
diff --git a/playbooks/prepare-testframework.yaml b/playbooks/prepare-testframework.yaml
index 0f9d00e..5af368b 100644
--- a/playbooks/prepare-testframework.yaml
+++ b/playbooks/prepare-testframework.yaml
@@ -22,10 +22,10 @@
 
   tasks:
     - name: Prepare Test Framework for online test
-      include_role: 
+      include_role:
         name: prepare-testframework-online
       when: execution_mode == "online-test"
-    
+
     - name: Prepare Test Framework for offline test
       include_role:
         name: prepare-testframework-offline
diff --git a/playbooks/roles/package/defaults/main.yaml b/playbooks/roles/package/defaults/main.yaml
index 4fee1ec..4855b84 100644
--- a/playbooks/roles/package/defaults/main.yaml
+++ b/playbooks/roles/package/defaults/main.yaml
@@ -36,12 +36,11 @@
     repo: "https://gerrit.nordix.org/infra/test.git"
     dest: "test"
     version: "{{ lookup('env', 'NORDIX_TEST_VERSION') | default('master', true) }}"
-    refspec: "{{ lookup('env', 'NORDIX_TEST_REFSPEC') | default('master', true) }}" 
+    refspec: "{{ lookup('env', 'NORDIX_TEST_REFSPEC') | default('master', true) }}"
   test-onap:
     repo: "https://gerrit.nordix.org/infra/test/onap"
-    dest: "test-onap"        
+    dest: "test-onap"
     version: "{{ lookup('env', 'TEST_STACK_VERSION') | default('master', true) }}"
-    refspec: "{{ lookup('env', 'STACK_TEST_REFSPEC') | default(omit) }}"      
-          
-# placeholder for other images
+    refspec: "{{ lookup('env', 'STACK_TEST_REFSPEC') | default(omit) }}"
 
+# placeholder for other images
diff --git a/playbooks/roles/package/tasks/containers.yaml b/playbooks/roles/package/tasks/containers.yaml
index 7352f03..f19491f 100644
--- a/playbooks/roles/package/tasks/containers.yaml
+++ b/playbooks/roles/package/tasks/containers.yaml
@@ -28,14 +28,14 @@
 
 # NOTE (eprasad): docker_image module doesn't seem to respect become so falling back to command module
 - name: Pull test stack container images
-  command: "docker pull {{ xtesting_image_repo}}/{{ item.value.image_name }}@sha256:{{ item.value.image_version }}"
+  command: "docker pull {{ xtesting_image_repo }}/{{ item.value.image_name }}@sha256:{{ item.value.image_version }}"
   with_dict: "{{ framework[testfw] }}"
   become: true
   changed_when: false
 
 - name: Add tag to the stack images
   command: |-
-    docker tag "{{ xtesting_image_repo}}/{{ item.value.image_name }}@sha256:{{ item.value.image_version }}"
+    docker tag "{{ xtesting_image_repo }}/{{ item.value.image_name }}@sha256:{{ item.value.image_version }}"
     "onap/{{ item.value.image_name }}:{{ test_stack_version }}"
   with_dict: "{{ framework[testfw] }}"
   become: true
diff --git a/playbooks/roles/package/tasks/main.yaml b/playbooks/roles/package/tasks/main.yaml
index 9df4c7b..d2d4d86 100644
--- a/playbooks/roles/package/tasks/main.yaml
+++ b/playbooks/roles/package/tasks/main.yaml
@@ -17,7 +17,7 @@
 # SPDX-License-Identifier: Apache-2.0
 # ============LICENSE_END=========================================================
 
-#- name: Prepare packaging
+# - name: Prepare packaging
 #  include_tasks: prepare-packaging.yaml
 
 - name: Create folder to store dependencies for offline testing
diff --git a/playbooks/roles/prepare-testframework-offline/tasks/prepare-xtesting-healthcheck.yaml b/playbooks/roles/prepare-testframework-offline/tasks/prepare-xtesting-healthcheck.yaml
index 60cb734..f62662b 100644
--- a/playbooks/roles/prepare-testframework-offline/tasks/prepare-xtesting-healthcheck.yaml
+++ b/playbooks/roles/prepare-testframework-offline/tasks/prepare-xtesting-healthcheck.yaml
@@ -54,20 +54,26 @@
   become: true
 
 - name: Get the list of ONAP componants installed and enabled in the setup
-  shell: "helm ls --deployed --namespace onap -c --output yaml | grep Name: |  sed 's/.* //g' | awk -F '-' '{print $2}' | egrep -v '{{ healthcheck_test_ignore_list }}' | awk /./  | sed -e 's/^/- health-/'" # noqa 204
+  shell: |
+    set -o pipefail && \
+    helm ls --deployed --namespace onap -c --output yaml | grep Name: |  sed 's/.* //g' | awk -F '-' '{print $2}' | egrep -v '{{ healthcheck_test_ignore_list }}' | awk /./  | sed -e 's/^/- health-/' # noqa 204
+  args:
+    executable: "/bin/bash"
+  changed_when: false
   register: onap_enabled_services
 
+
 - name: Generate testcases.yaml file
   template:
     src: healthcheck-testcases.yaml.j2
     dest: "{{ testfw_configdir }}/testcases.yaml"
 
-- name: Create cmd.sh file 
+- name: Create cmd.sh file
   copy:
     dest: "{{ testfw_configdir }}/cmd.sh"
     content: |
       #!/bin/sh
-      run_tests -t ${TAG}  || true 
+      run_tests -t ${TAG}  || true
 
 - name: Delete existing {{ healthcheck_cm_testcases }}
   k8s:
@@ -84,19 +90,31 @@
     api_version: v1
     state: absent
     namespace: onap
-      
+
 
 - name: Create  ConfigMap - {{ healthcheck_cm_testcases }}
-  shell: kubectl -n {{ onap_namespace }} create configmap {{ healthcheck_cm_testcases }} --from-file "{{ testfw_configdir }}/testcases.yaml"
+  shell: |
+    kubectl -n {{ onap_namespace }} create configmap {{ healthcheck_cm_testcases }} --from-file "{{ testfw_configdir }}/testcases.yaml"
+  args:
+    executable: "/bin/bash"
+  changed_when: false
 
 - name: Create ConfigMap - {{ healthcheck_cm_run }}
-  shell: kubectl -n {{ onap_namespace }} create configmap {{ healthcheck_cm_run }} --from-file "{{ testfw_configdir }}/cmd.sh"
+  shell: |
+    kubectl -n {{ onap_namespace }} create configmap {{ healthcheck_cm_run }} --from-file "{{ testfw_configdir }}/cmd.sh"
+  args:
+    executable: "/bin/bash"
+  changed_when: false
 
 
 # eprasad: there is bug in ansible k8s module, removing a job doest not remove pods assisated with it hence using shell here.
 - name: Delete healthcheck job
-  shell: "kubectl -n {{ onap_namespace }} delete job xtesting-onap-{{ healthcheck_test_tier }}"
-  ignore_errors: yes
+  shell: |
+    "kubectl -n {{ onap_namespace }} delete job xtesting-onap-{{ healthcheck_test_tier }}"
+  args:
+    executable: "/bin/bash"
+  changed_when: false
+  ignore_errors: yes  # yamllint disable-line rule:truthy
 
 - name: Construct and save healthcheck testsuite deployment to file
   template:
diff --git a/playbooks/roles/prepare-testframework-offline/vars/main.yaml b/playbooks/roles/prepare-testframework-offline/vars/main.yaml
index f0d1e37..3bb5605 100644
--- a/playbooks/roles/prepare-testframework-offline/vars/main.yaml
+++ b/playbooks/roles/prepare-testframework-offline/vars/main.yaml
@@ -20,5 +20,5 @@
 healthcheck_cm_testcases: xtesting-healthcheck-testsuit-config-map
 healthcheck_cm_run: xtesting-healthcheck-run-config-map
 
-# xtesting container image repo for offline test 
+# xtesting container image repo for offline test
 xtesting_image_repo: engine.local/onap
diff --git a/playbooks/roles/prepare-testframework-online/tasks/prepare-xtesting-healthcheck.yaml b/playbooks/roles/prepare-testframework-online/tasks/prepare-xtesting-healthcheck.yaml
index 05e565d..46e4247 100644
--- a/playbooks/roles/prepare-testframework-online/tasks/prepare-xtesting-healthcheck.yaml
+++ b/playbooks/roles/prepare-testframework-online/tasks/prepare-xtesting-healthcheck.yaml
@@ -54,7 +54,12 @@
   become: true
 
 - name: Get the list of ONAP componants installed and enabled in the setup
-  shell: "helm ls --deployed --namespace onap --output yaml | grep name: |  sed 's/.* //g' | awk -F '-' '{print $2}' | egrep -v '{{ healthcheck_test_ignore_list }}' | awk /./  | sed -e 's/^/- health-/'" # noqa 204
+  shell: |
+    set -o pipefail && \
+    helm ls --deployed --namespace onap --output yaml | grep name: |  sed 's/.* //g' | awk -F '-' '{print $2}' | egrep -v '{{ healthcheck_test_ignore_list }}' | awk /./  | sed -e 's/^/- health-/' # noqa 204
+  args:
+    executable: "/bin/bash"
+  changed_when: false
   register: onap_enabled_services
 
 - name: Generate testcases.yaml file
@@ -71,12 +76,20 @@
     namespace: onap
 
 - name: Create xtesting healthcheck testcases ConfigMap - {{ healthcheck_config_map }}
-  shell: kubectl -n {{ onap_namespace }} create configmap {{ healthcheck_config_map }} --from-file "{{ testfw_configdir }}/testcases.yaml"
+  shell: |
+    kubectl -n {{ onap_namespace }} create configmap {{ healthcheck_config_map }} --from-file "{{ testfw_configdir }}/testcases.yaml"
+  args:
+    executable: "/bin/bash"
+  changed_when: false
 
 # eprasad: there is bug in ansible k8s module, removing a job doest not remove pods assisated with it hence using shell here.
 - name: Delete healthcheck job
-  shell: "kubectl -n {{ onap_namespace }} delete job xtesting-onap-{{ healthcheck_test_tier }}"
-  ignore_errors: yes
+  shell: |
+    "kubectl -n {{ onap_namespace }} delete job xtesting-onap-{{ healthcheck_test_tier }}"
+  args:
+    executable: "/bin/bash"
+  changed_when: false
+  ignore_errors: yes  # yamllint disable-line rule:truthy
 
 - name: Construct and save healthcheck testsuite deployment to file
   template:
diff --git a/playbooks/roles/run-tests/tasks/healthcheck.yaml b/playbooks/roles/run-tests/tasks/healthcheck.yaml
index c65035c..6a0234f 100644
--- a/playbooks/roles/run-tests/tasks/healthcheck.yaml
+++ b/playbooks/roles/run-tests/tasks/healthcheck.yaml
@@ -23,18 +23,32 @@
     src: "{{ config_path }}/xtesting/healthcheck-{{ healthcheck_test_tier }}.yaml"
 
 - name: Get the name of pod created by healthcheck job
-  shell: kubectl -n {{ onap_namespace }} get pods -l job-name=xtesting-onap-{{ healthcheck_test_tier }} -o name --no-headers=true | sed 's/\<pod\>//g'  | sed 's/\///'
+  shell: |
+    set -o pipefail
+    kubectl -n {{ onap_namespace }} get pods -l job-name=xtesting-onap-{{ healthcheck_test_tier }} -o name \
+    --no-headers=true | sed 's/\<pod\>//g'  | sed 's/\///'
+  args:
+    executable: "/bin/bash"
+  changed_when: false
   register: xtesting_pod
 
 - name: Wait for healthcheck job to complete
-  shell: "kubectl -n {{ onap_namespace }} get pods {{ xtesting_pod.stdout }}"
+  shell: |
+    kubectl -n {{ onap_namespace }} get pods {{ xtesting_pod.stdout }}
+  args:
+    executable: "/bin/bash"
+  changed_when: false
   register: healthcheck_pod
   until: '" Completed "  in healthcheck_pod.stdout'
   retries: 100
   delay: 4
 
 - name: collect healthcheck testsuite logs
-  shell: "kubectl -n {{ onap_namespace }} logs {{ xtesting_pod.stdout }}"
+  shell: |
+    kubectl -n {{ onap_namespace }} logs {{ xtesting_pod.stdout }}
+  args:
+    executable: "/bin/bash"
+  changed_when: false
   register: healthcheck_log
 
 - name: Log healthcheck testsuite output to console