cleanup: stop managing files inside /etc

If we're installing a client, there's absolutely no need for us
to be touching things inside /etc.  This is not being done inside
the process installing on Debian based operating systems however
it is being done under CentOS and SUSE.

Change-Id: I49790baa8394d9d6d412bf06252e9812f766ea30

tasks/galera_client_install_yum.yml

@@ -36,35 +36,6 @@
     warn: no
     executable: /bin/bash
 
-- name: Stat /etc/my.cnf.d
-  stat:
-    path: /etc/my.cnf.d
-  register: mycnfd_stat
-
-- name: Destroy my.cnf.d dir if is dir
-  file:
-    path: /etc/my.cnf.d
-    state: absent
-    force: true
-  when:
-    - mycnfd_stat.stat.isdir is defined
-    - mycnfd_stat.stat.isdir == True
-
-- name: Update the local file system CRUD
-  file:
-    src: "{{ item.src|default(omit) }}"
-    path: "{{ item.path }}"
-    state: "{{ item.state }}"
-    force: "{{ item.force|default(omit) }}"
-  with_items:
-    - { path: "/etc/mysql", state: "directory" }
-    - { path: "/etc/mysql/conf.d", state: "directory" }
-    - { src: "/usr/lib64/galera", path: "/usr/lib/galera", state: "link", force: true }
-    - { src: "/etc/mysql/conf.d", path: "/etc/my.cnf.d", state: "link", force: true }
-    - { src: "/etc/mysql/my.cnf", path: "/etc/my.cnf", state: "link", force: true }
-  tags:
-    - galera-config
-
 - name: If a keyfile is provided, copy the gpg keyfile to the key location
   copy:
     src: "gpg/{{ item.key | basename }}"

tasks/galera_client_install_zypper.yml

@@ -13,34 +13,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-- name: Stats /etc/my.cnf.d
-  stat:
-    path: /etc/my.cnf.d
-  register: mycnfd_stat
-
-- name: Destroy my.cnf.d dir if is dir
-  file:
-    path: /etc/my.cnf.d
-    state: absent
-    force: true
-  when:
-    - mycnfd_stat.stat.isdir is defined
-    - mycnfd_stat.stat.isdir == True
-
-- name: Update the local file system CRUD
-  file:
-    src: "{{ item.src|default(omit) }}"
-    path: "{{ item.path }}"
-    state: "{{ item.state }}"
-    force: "{{ item.force|default(omit) }}"
-  with_items:
-    - { path: "/etc/mysql", state: "directory" }
-    - { path: "/etc/mysql/conf.d", state: "directory" }
-    - { src: "/etc/mysql/conf.d", path: "/etc/my.cnf.d", state: "link", force: true }
-    - { src: "/etc/mysql/my.cnf", path: "/etc/my.cnf", state: "link", force: true }
-  tags:
-    - galera-config
-
 - name: If a keyfile is provided, copy the gpg keyfile to the key location
   copy:
     src: "gpg/{{ item.key | basename }}"

tests/test.yml

@@ -20,18 +20,6 @@
   become: true
   pre_tasks:
     - include_tasks: "common/common-tasks/test-set-nodepool-vars.yml"
-    # These directories are removed because the gate job has them in
-    #  the base image.
-    - name: Remove local mysql directories if they exist
-      file:
-        path: "{{ item.path }}"
-        state: "absent"
-      with_items:
-        - { path: "/etc/mysql" }
-        - { path: "/etc/mysql/conf.d" }
-        - { path: "/usr/lib/galera" }
-        - { path: "/etc/my.cnf.d" }
-        - { path: "/etc/my.cnf" }
   roles:
     - role: "galera_client"
       galera_address: "10.0.0.1"
@@ -59,17 +47,6 @@
   connection: local
   user: root
   become: true
-  pre_tasks:
-    - name: Remove local mysql directories if they exist
-      file:
-        path: "{{ item.path }}"
-        state: "absent"
-      with_items:
-        - { path: "/etc/mysql" }
-        - { path: "/etc/mysql/conf.d" }
-        - { path: "/usr/lib/galera" }
-        - { path: "/etc/my.cnf.d" }
-        - { path: "/etc/my.cnf" }
   roles:
     - role: "galera_client"
       galera_address: "10.0.0.1"