lock, add files which handle checking, creating, and then removing a temporary lock file.

tasks/general/tests/lock_check.yml

@@ -0,0 +1,16 @@
+---
+# 20260929 - Hyperling
+# Ensure an existing run is not active, otherwise bail.
+
+- name: General | Tests | Existing Run | Facts
+  set_fact:
+    lock_file: "/tmp/ansible-playbook.lock"
+
+- name: General | Tests | Existing Run | Check
+  stat:
+    path: "{{ lock_file }}"
+  register: lock_exists
+
+- name: General | Tests | Existing Run | Exit
+  meta: end_play
+  when: lock_exists.stat.exists

tasks/general/tests/lock_create.yml

@@ -0,0 +1,22 @@
+---
+# 20260929 - Hyperling
+# Ensure an existing run is not active, otherwise bail.
+
+- name: General | Tests | Existing Run | Lock | Create
+  shell: "date +'%Y-%m-%d %H:%M:%S' >> {{lock_file }}"
+
+
+- name: General | Tests | Existing Run | Lock | Create
+  file:
+    name: "{{ lock_file }}"
+    mode: '0777'
+
+- name: General | Tests | Existing Run | Lock | Create | Check
+  stat:
+    path: "{{ lock_file }}"
+  register: lock_exists
+
+- name: General | Tests | Existing Run | Lock | Create | Fail
+  fail:
+    msg: "ERROR: Lock file does not exist."
+  when: not lock_exists.stat.exists

tasks/general/tests/lock_remove.yml

@@ -0,0 +1,18 @@
+---
+# 20260929 - Hyperling
+# Ensure an existing run is not active, otherwise bail.
+
+- name: General | Tests | Existing Run | Lock | Remove
+  file:
+    name: "{{ lock_file }}"
+    state: absent
+
+- name: General | Tests | Existing Run | Lock | Remove | Check
+  stat:
+    path: "{{ lock_file }}"
+  register: lock_exists
+
+- name: General | Tests | Existing Run | Lock | Remove | Fail
+  fail:
+    msg: "ERROR: Lock file still exists!"
+  when: lock_exists.stat.exists