add option to stop docker containers without destroy

roles/docker/tasks/cassandra.yml

@@ -15,11 +15,18 @@
   tags:
     - start-docker-containers
 
-- name: Disconnect cassandra containers from network and remove
+- name: Stop cassandra containers
   docker_container:
     name: "{{ item }}"
-    state: absent
+    state: stopped
   with_items: "{{ groups['cassandra'] }}"
   tags:
     - stop-docker-containers
 
+- name: Destroy cassandra containers
+  docker_container:
+    name: "{{ item }}"
+    state: absent
+  with_items: "{{ groups['cassandra'] }}"
+  tags:
+    - destroy-docker-containers