make spacewalk-common-channels idempotent

Author: stdevel

molecule/default/converge.yml

@@ -22,4 +22,6 @@
  - {"name": "centos7-updates", "arch": "x86_64"}
  uyuni_enable_monitoring: true
  uyuni_install_monitoring_formulas: true
+ # Installation in 2022.02 is currently fragile
+ # see also: https://github.com/uyuni-project/uyuni/issues/5009
  uyuni_release: '2022.01'

tasks/content.yml

@@ -54,7 +54,9 @@
  command: spacewalk-common-channels -u {{ uyuni_org_login }} -p {{ uyuni_org_password }} -a {{ item.arch }} {{ item.name }}
  loop: "{{ uyuni_channels }}"
  register: create_result
- changed_when: '"already in use" not in create_result.stderr | lower'
+ changed_when:
+ - '"exists" not in create_result.stdout | lower'
+ - '"already in use" not in create_result.stderr | lower'
  become: true
  when: uyuni_channels | length > 0