ceph-common: use yum install of shell

Use yum module to list repos and then activate them if needed.

Signed-off-by: Sébastien Han <seb@redhat.com>

roles/ceph-common/tasks/installs/prerequisite_rhcs_cdn_install.yml

@@ -1,10 +1,9 @@
 ---
 - name: check if the red hat storage monitor repo is already present
-  shell: yum --noplugins --cacheonly repolist | grep -sq rhel-7-server-rhceph-{{ ceph_rhcs_version }}-mon-rpms
-  changed_when: false
-  failed_when: false
+  yum:
+    list: repos
+    update_cache: no
   register: rhcs_mon_repo
-  check_mode: no
   when:
     - (mon_group_name in group_names or mgr_group_name in group_names)
 
@@ -13,12 +12,12 @@
   changed_when: false
   when:
     - (mon_group_name in group_names or mgr_group_name in group_names)
-    - rhcs_mon_repo.rc != 0
+    - "'rhel-7-server-rhceph-'+ ceph_rhcs_version | string +'-mon-rpms' not in rhcs_mon_repo.results"
 
 - name: check if the red hat storage osd repo is already present
-  shell: yum --noplugins --cacheonly repolist | grep -sq rhel-7-server-rhceph-{{ ceph_rhcs_version }}-osd-rpms
-  changed_when: false
-  failed_when: false
+  yum:
+    list: repos
+    update_cache: no
   register: rhcs_osd_repo
   check_mode: no
   when:
@@ -29,12 +28,12 @@
   changed_when: false
   when:
     - osd_group_name in group_names
-    - rhcs_osd_repo.rc != 0
+    - "'rhel-7-server-rhceph-'+ ceph_rhcs_version | string +'-osd-rpms' not in rhcs_osd_repo.results"
 
 - name: check if the red hat storage tools repo is already present
-  shell: yum --noplugins --cacheonly repolist | grep -sq rhel-7-server-rhceph-{{ ceph_rhcs_version }}-tools-rpms
-  changed_when: false
-  failed_when: false
+  yum:
+    list: repos
+    update_cache: no
   register: rhcs_tools_repo
   check_mode: no
   when:
@@ -45,4 +44,4 @@
   changed_when: false
   when:
     - (rgw_group_name in group_names or mds_group_name in group_names or nfs_group_name in group_names or iscsi_gw_group_name in group_names or client_group_name in group_names)
-    - rhcs_tools_repo.rc != 0
+    - "'rhel-7-server-rhceph-'+ ceph_rhcs_version | string +'-tools-rpms' not in rhcs_tools_repo.results"