Remove from master the ceph-ansible references

ceph-ansible is not used anymore in master and both ceph
deployment and day2 ops are managed by the new cephadm tool.
This change aligns the existing validations removing the tasks
and the playbooks involving cpeh-ansible (see [1]).

[1] https://blueprints.launchpad.net/tripleo/+spec/tripleo-ceph

Change-Id: I6a80870680091c9839efb1f222a6adbdef5b36df

playbooks/ceph-ansible-installed.yaml

@@ -1,16 +0,0 @@
----
-- hosts: undercloud
-  vars:
-    metadata:
-      name: Check if ceph-ansible is installed on the undercloud
-      description: |
-        Prints a message if ceph-ansible isn't installed
-      groups:
-        - pre-deployment
-        - pre-ceph
-    fail_without_ceph_ansible: false
-    ceph_ansible_repo: "centos-ceph-nautilus"
-  tasks:
-    - include_role:
-        name: ceph
-        tasks_from: ceph-ansible-installed

roles/ceph/defaults/main.yml

@@ -1,8 +1,6 @@
 ---
-fail_without_ceph_ansible: false
 fail_without_deps: false
 fail_on_ceph_health_err: false
 fail_on_ceph_health_warn: false
 osd_percentage_min: 0
-ceph_ansible_repo: "centos-ceph-nautilus"
 container_client: "podman"

roles/ceph/molecule/ceph-ansible-installed/converge.yml

@@ -1,70 +0,0 @@
----
-# Copyright 2019 Red Hat, Inc.
-# All Rights Reserved.
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License. You may obtain
-# a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-# License for the specific language governing permissions and limitations
-# under the License.
-
-
-- name: Converge
-  hosts: all
-  gather_facts: false
-
-  tasks:
-    - name: Ensure we do not fail with default behavior
-      include_role:
-        name: ceph
-        tasks_from: ceph-ansible-installed
-
-    - name: Ensure we fail if ceph-ansible is absent
-      block:
-        - name: Run validation
-          include_role:
-            name: ceph
-            tasks_from: ceph-ansible-installed
-          vars:
-            fail_without_ceph_ansible: true
-      rescue:
-        - name: Clear host errors
-          meta: clear_host_errors
-
-        - name: Test output
-          debug:
-            msg: |
-              Properly detected missing package
-
-    - name: install ceph-ansible
-      package:
-        name: ceph-ansible
-        state: present
-
-    - name: Re-run the validation with ceph-ansible installed
-      include_role:
-        name: ceph
-        tasks_from: ceph-ansible-installed
-
-    - name: Re-run the validation with ceph-ansible installed and fail due to wrong repo
-      block:
-        - name: Enforce failure in case of wrong repo
-          include_role:
-            name: ceph
-            tasks_from: ceph-ansible-installed
-          vars:
-            fail_without_ceph_ansible: true
-      rescue:
-        - name: Clear host errors
-          meta: clear_host_errors
-
-        - name: Test output
-          debug:
-            msg: |
-              Properly detected wrong repository

roles/ceph/molecule/ceph-ansible-installed/molecule.yml

@@ -1,3 +0,0 @@
----
-# inherits tripleo-validations/.config/molecule/config.yml
-# To override default values, please take a look at the config.yml.

roles/ceph/molecule/ceph-ansible-installed/prepare.yml

@@ -1,29 +0,0 @@
----
-# Copyright 2019 Red Hat, Inc.
-# All Rights Reserved.
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License. You may obtain
-# a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-# License for the specific language governing permissions and limitations
-# under the License.
-
-
-- name: Prepare
-  hosts: all
-  gather_facts: false
-
-  tasks:
-    - name: Inject ceph-ansible repository
-      yum_repository:
-        name: tripleo-centos-ceph-nautilus
-        description: ceph-nautilus repository
-        baseurl: http://mirror.centos.org/centos/8/storage/x86_64/ceph-nautilus/
-        gpgcheck: false
-        enabled: true

roles/ceph/tasks/ceph-ansible-installed.yaml

@@ -1,37 +0,0 @@
----
-- name: Check if ceph-ansible is installed
-  shell: rpm -q ceph-ansible || true
-  args:
-    warn: false
-  changed_when: false
-  ignore_errors: true
-  register: ceph_ansible_installed
-
-- name: Warn about missing ceph-ansible
-  warn:
-    msg: If planning to use Ceph, it is necessary to install the ceph-ansible package on the undercloud
-  when:
-    - ceph_ansible_installed.stdout.find('is not installed') != -1
-    - not fail_without_ceph_ansible|default(false)|bool
-
-- name: Fail if ceph-ansible is missing
-  fail:
-    msg: If planning to use Ceph, it is necessary to install the ceph-ansible package on the undercloud
-  when:
-    - ceph_ansible_installed.stdout.find('is not installed') != -1
-    - fail_without_ceph_ansible|default(false)|bool
-
-- name: Get ceph-ansible repository
-  shell: "yum info ceph-ansible | awk '/From repo/ {print $4}'"
-  become: true
-  register: repo
-  changed_when: false
-
-- name: Fail if ceph-ansible doesn't belong to the specified repo
-  fail:
-    msg: "Make sure ceph-ansible package is installed from {{ ceph_ansible_repo }} \
-          or configure the repo name you intend to install it from using the \
-          'CephAnsibleRepo' variable provided by tripleo-heat-templates"
-  when:
-    - (repo.stdout | length == 0 or repo.stdout != "{{ ceph_ansible_repo }}")
-    - fail_without_ceph_ansible|default(false)|bool