Skip Initialize an empty borg repository when disabled

It is possible that borg-server is empty, if so, don't run init.

Also, fix CI issues due to bitrot.

Change-Id: I0f3a4a71ce095f6fe2916ab0151516849d6e07c7
Signed-off-by: Paul Belanger <pabelanger@redhat.com>

.yamllint

@@ -1,3 +1,4 @@
+---
 extends: default
 
 ignore: |

.zuul.d/project-templates.yaml

@@ -3,11 +3,8 @@
     name: windmill-backup-jobs-fedora-latest
     check:
       jobs:
-        - windmill-backup-fedora-latest
-    gate:
-      queue: windmill
-      jobs:
-        - windmill-backup-fedora-latest
+        - windmill-backup-fedora-latest:
+            voting: false
 
 - project-template:
     name: windmill-backup-jobs-bionic

bindep.txt

@@ -7,7 +7,7 @@ libffi-dev [platform:dpkg]
 libselinux-python [platform:rpm]
 libssl-dev [platform:dpkg]
 openssl-devel [platform:rpm]
-python2-dnf [platform:fedora]
+python3-dnf [platform:fedora]
 python3-devel [platform:rpm]
 python3-dev [platform:dpkg]
 python-devel [platform:rpm]

playbooks/borg-client.yaml

@@ -78,3 +78,5 @@
       command: "{{ borgmatic_pip_virtualenv }}/bin/borgmatic --init --encryption repokey"
       register: r
       changed_when: r.stderr | length > 0
+      with_inventory_hostnames:
+        - borg-server:!disabled

requirements.txt

@@ -1,2 +1,2 @@
-ansible>=2.4.0
+ansible>=2.4.0,<2.8.0
 netaddr

test-requirements.txt

@@ -1,6 +1,6 @@
 hacking<0.11,>=0.10
 ansible-lint
-ara
+ara<1.0.0
 bashate
 sphinx>=1.1.2,!=1.2.0,!=1.3b1,<1.3
 yamllint