copr-backend: another Let's Encrypt attempt

Revert "copr-backend: temporary revert"

This reverts commit 2415c05d89.

inventory/group_vars/copr_back_aws

@@ -30,15 +30,15 @@ frontend_base_url: "https://copr.fedorainfracloud.org"
 host_backup_targets: ['/var/lib/copr/public_html/results']
 
 # consumed by roles/copr/certbot
-#letsencrypt:
-#  certificates:
-#    copr-be.cloud.fedoraproject.org:
-#      challenge_dir: /var/lib/copr/public_html
-#      domains:
-#        - copr-be-dev.cloud.fedoraproject.org
-#      mail: coprteam@fedoraproject.org
-#
-#  predefined_deploy_script: lighttpd
+letsencrypt:
+  certificates:
+    copr-be.cloud.fedoraproject.org:
+      challenge_dir: /var/lib/copr/public_html
+      domains:
+        - copr-be-dev.cloud.fedoraproject.org
+      mail: coprteam@fedoraproject.org
+
+  predefined_deploy_script: lighttpd
 
 # consumed by roles/messaging/base
 messaging:

roles/copr/backend/tasks/main.yml

@@ -119,8 +119,6 @@
 
 - name: letsencrypt cert
   include_role: name=copr/certbot
-  when:
-  - devel|bool
   # When we have birthday for backend, we use a temporary copr-be-dev-temp
   # hostname for it and we don't want to generate a certificate for that.
   - birthday is not defined