- add "new_host" role for system setup

- no longer use "all" to mention all hosts in playbooks
- update of hosts file to now use localhost as "test"

1 files changed, 49 insertions, 0 deletions

diff --git a/ansible-practice/system/09-playbook-copy-system-files-on-controller.yml b/ansible-practice/system/09-playbook-copy-system-files-on-controller.yml
new file mode 100644
index 0000000..e43553d
--- /dev/null
+++ b/ansible-practice/system/09-playbook-copy-system-files-on-controller.yml
@@ -0,0 +1,49 @@
+# create backup copies of system files on managed node
+#
+#   https://www.freekb.net/Article?id=759
+#   https://docs.ansible.com/ansible/latest/collections/ansible/builtin/copy_module.html
+#   https://docs.ansible.com/ansible/latest/collections/ansible/builtin/file_module.html
+#   https://docs.ansible.com/ansible/latest/collections/ansible/builtin/copy_module.html
+#   https://phoenixnap.com/kb/ansible-check-if-file-exists
+#   https://docs.ansible.com/ansible/latest/playbook_guide/playbooks_variables.html#registering-variables
+#   https://docs.ansible.com/ansible/latest/playbook_guide/playbooks_conditionals.html
+#
+#   https://www.howtouselinux.com/post/ansible-copy-module-examples-to-copy-file-to-remote-server
+#   
+
+---
+- name: "09 - custom ansible - backup system files on controller"
+  hosts: localhost
+  tasks:
+  - name: check backup directory status
+    ansible.builtin.stat:
+      path: "{{ backup_etc_dir }}"
+    register: backup_dir
+    tags: ['backup_dir_status']
+
+  - name: create backup directory if it does not exist
+    ansible.builtin.file:
+      path: "{{ backup_etc_dir }}"
+      state: directory
+    when: backup_dir.stat.isdir is not defined
+    tags: ['create_backup_dir']
+
+#- name: Print a debug message
+#  ansible.builtin.debug:
+#    msg: "isdir isn't defined (path doesn't exist)"
+#  when: backup_dir.stat.islnk is not defined
+
+  - name: backup special '/etc/' files locally
+    ansible.builtin.shell: |
+      sudo cp -a /etc/hosts.allow {{ backup_etc_dir }}/
+           cp -a /etc/hosts.deny {{ backup_etc_dir }}/
+	   cp -a /etc/inetd.conf {{ backup_etc_dir }}/
+	   cp -a /etc/sudoers {{ backup_etc_dir }}/
+	   cp -a /etc/hosts {{ backup_etc_dir }}/
+	   cp -a /etc/fstab {{ backup_etc_dir }}/
+	   cp -a /etc/inittab {{ backup_etc_dir }}/
+      exit 0
+    delegate_to: localhost
+    run_once: true
+    when: backup_dir.stat.isdir is defined
+    tags: ['backup_files']