Merge branch 'main' into zos_script_playbooks

Author: rexemin

z_infra_provisioning/cloud_infra_center/ocp_upi/modify-dns.yaml

@@ -26,31 +26,35 @@
 # Change Summary:
 # - Change Ansible playbook name
 
-- name: 'Get worker node'
+
+- name: 'Get worker node and ip'
   ansible.builtin.set_fact:
     new_worker_ip: "{{ worker_ip  | replace('{','') | replace('}','') | replace(\"'\",'') | replace(' ','') }}"
     new_worker_name: "{{ worker_name  | replace('{','') | replace('}','') | replace(\"'\",'') | replace(' ','') }}"
     cluster_domain_name: "{{ cluster_domain_name }}"
 
-- name: 'Validation worker name exist in named'
+- name: 'Validation worker name exists in zone file'
   ansible.builtin.shell: |
     count=$(cat /var/named/{{ cluster_domain_name  }}.zone | grep -w "{{ new_worker_name }}" | wc -l)
     echo $count
-  register: new_worker_exist
+  register: new_worker_exists
 
-- name: 'Get the last line number of worker'
+- name: 'Get the line number of the last worker'
   ansible.builtin.shell: grep -n 'worker' /var/named/{{ cluster_domain_name  }}.zone |tail -1| cut --delimiter=":" --fields=1
   register: last_worker_ln
-  when: new_worker_exist.stdout | int == 0
-
-- name: Show msg new worker
-  ansible.builtin.debug:
-    msg: "{{last_worker_ln.stdout}}"
-  when: new_worker_exist.stdout | int == 0
+  when: new_worker_exists.stdout | int == 0
 
 - name: Add new worker dns record into named
   ansible.builtin.shell:
     cmd: "sed -i '{{ last_worker_ln.stdout }} a{{ new_worker_name }}              IN A {{ new_worker_ip  }}\n' /var/named/{{ cluster_domain_name  }}.zone"
   when:
-    -  new_worker_exist.stdout | int == 0
-    - last_worker_ln.stdout != "0"
+    - new_worker_exists.stdout | int == 0
+    - last_worker_ln.stdout != ""
+
+# modify dns file when there are no workers present
+- name: Add new worker dns record into named when no workers present
+  ansible.builtin.shell:
+    cmd: "sed -i '/etcd-0 /i{{ new_worker_name }}              IN A {{ new_worker_ip  }}\n' /var/named/{{ cluster_domain_name  }}.zone"
+  when:
+    - new_worker_exists.stdout | int == 0
+    - last_worker_ln.stdout == ""