update..

roles/common/tasks/basic.yml

@@ -14,6 +14,7 @@
   tags:
     - locales
 
+
 - name: (basic.yml) Create a symbolic link /bin/sh -> bash
   file:
     src: bash
@@ -21,9 +22,12 @@
     owner: root
     group: root
     state: link
+  when:
+    - "groups['file_server']|string is search(inventory_hostname)"
   tags:
     - symlink-sh
 
+
 - name: (basic.yml) Check file '/etc/systemd/system.conf' exists
   stat:
     path: /etc/systemd/system
@@ -31,6 +35,7 @@
   when:
     - set_default_limit_nofile|bool == true
 
+
 - name: (basic.yml) Change DefaultLimitNOFILE to 1048576
   lineinfile:
     dest: /etc/systemd/system.conf
@@ -44,6 +49,7 @@
   tags:
     - systemd-nofiles
 
+
 - name: (basic.yml) Check file '/etc/security/limits.conf.ORIG' exists
   stat:
     path: /etc/security/limits.conf.ORIG
@@ -57,6 +63,7 @@
   tags:
     - limits-conf
 
+
 - name: (basic.yml) Create new sshd_config from template limits.conf.j2
   template:
     src: etc/security/limits.conf.j2
@@ -66,3 +73,33 @@
     mode: 0644
   tags:
     - limits-conf
+
+# - /etc/hosts
+
+- name: (basic.yml) Check file '/etc/hosts.ORIG' exists
+  stat:
+    path: /etc/hosts.ORIG
+  register: etc_hosts_ORIG
+  when:
+    - "groups['file_server']|string is search(inventory_hostname)"
+  tags:
+    - etc_hosts
+
+- name: (basic.yml) Backup installation version of file '/etc/hosts'
+  command: cp -a /etc/hosts /etc/hosts.ORIG
+  when:
+    - "groups['file_server']|string is search(inventory_hostname)"
+    - etc_hosts_ORIG.stat.exists == False
+  tags:
+    - etc_hosts
+
+- name: (basic.yml) addjust '/etc/hosts' add nis-server ..
+  lineinfile:
+    path: /etc/hosts
+    regexp: '^192\.168\.'
+    line: '{{ nis_server_address }} {{ nis_server_name }} {{ nis_server_name.split(".")[0] }}'
+  when:
+    - "groups['nis_server']|string is search(inventory_hostname)"
+  tags:
+    - etc_hosts
+