Fix repository task

CHANGELOG-0.7.md

@@ -7,6 +7,7 @@
 - [#2164](https://github.com/epiphany-platform/epiphany/issues/2164) - Replace Bintray repository
 - [#1888](https://github.com/epiphany-platform/epiphany/issues/1888) - epicli upgrade of cluster created by Epiphany v0.5 may fail
 - [#1908](https://github.com/epiphany-platform/epiphany/issues/1908) - Research why Epiphany nodes hang when memory is overcommited
+- [#2067](https://github.com/epiphany-platform/epiphany/issues/2067) - [CentOS] epicli fails on task "repository : Wait for yum lock to be released" on CentOS Minimal
 
 ### Added
 

core/src/epicli/data/common/ansible/playbooks/roles/repository/tasks/RedHat/setup.yml

@@ -1,4 +1,26 @@
 ---
+# Bypass yum run by /etc/cron.daily/rhui-update-client on Azure to avoid error 'yum lockfile is held by another process'
+- name: Bypass /etc/cron.daily/rhui-update-client
+  when: specification.provider in ['azure', 'any']  # any for AzBI module
+  block:
+    - name: Check if /etc/cron.daily/rhui-update-client file exists
+      stat:
+        path: /etc/cron.daily/rhui-update-client
+        get_attributes: false
+        get_checksum: false
+        get_mime: false
+      register: stat_rhui_update_client_to_bypass
+
+    - name: Bypass /etc/cron.daily/rhui-update-client by moving to temporary location  # it's restored in teardown
+      command: mv /etc/cron.daily/rhui-update-client /var/tmp/rhui-update-client
+      when: stat_rhui_update_client_to_bypass.stat.exists
+
+- name: Wait for yum lock to be released  # do not use 'yum' module with 'list' here since it requires yum-utils package
+  wait_for:
+    path: /var/run/yum.pid
+    state: absent
+    timeout: "{{ yum_lock_timeout }}"
+
 - name: Set SELinux in permissive mode until the machine is rebooted
   command: setenforce 0
   failed_when: false

core/src/epicli/data/common/ansible/playbooks/roles/repository/tasks/teardown.yml

@@ -8,6 +8,23 @@
     - name: Disable epirepo
       shell: /tmp/epi-repository-setup-scripts/disable-epirepo-client.sh
 
+- name: Restore /etc/cron.daily/rhui-update-client
+  when:
+    - ansible_os_family == "RedHat"
+    - specification.provider in ['azure', 'any']  # any for AzBI module
+  block:
+    - name: Check if /var/tmp/rhui-update-client file exists
+      stat:
+        path: /var/tmp/rhui-update-client
+        get_attributes: false
+        get_checksum: false
+        get_mime: false
+      register: stat_rhui_update_client_to_restore
+
+    - name: Restore /etc/cron.daily/rhui-update-client
+      command: /var/tmp/rhui-update-client mv /etc/cron.daily/rhui-update-client
+      when: stat_rhui_update_client_to_restore.stat.exists
+
 - name: Remove epirepo packages directory
   file:
     state: absent