fix dbus error on CI (#78)

* bump python to 3.9 (keep aiida at python3.8 due to failure for python3.9 in ansible-python)
* bump ansible & molecule versions
* use new `cgroupns_mode` feature in molecule 
 after cgroups v2 upgrade in docker on Github actions [1]


[1] https://www.jeffgeerling.com/blog/2022/docker-and-systemd-getting-rid-dreaded-failed-connect-bus-error

.github/workflows/ci-debian.yml

@@ -20,15 +20,15 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v1
       with:
-        python-version: 3.8
+        python-version: 3.9
     - uses: pre-commit/[email protected]
 
   molecule:
 
     strategy:
       matrix:
         distro: [ubuntu1804, ubuntu2004]
-        python_version: ["3.8"]
+        python_version: ["3.9"]
       fail-fast: false
 
     runs-on: ubuntu-latest
@@ -39,10 +39,10 @@ jobs:
       with:
         path: ${{ env.galaxy-name }}
 
-    - name: Set up Python 3.8
+    - name: Set up Python 3.9
       uses: actions/setup-python@v2
       with:
-        python-version: 3.8
+        python-version: 3.9
 
     - name: Upgrade pip
       run: |

meta/main.yml

@@ -2,6 +2,8 @@ allow_duplicates: false
 
 galaxy_info:
   author: "MARVEL NCCR"
+  role_name: aiida
+  namespace: marvel_nccr
   description: "An ansible role that installs and configures [AiiDA](http://www.aiida.net/) on Ubuntu, RHEL, CentOS and Fedora."
   license: MIT
   min_ansible_version: 2.5

molecule/default/molecule.yml

@@ -9,7 +9,9 @@ platforms:
   # by default the container will initialise with systemd as PID1
   command: ${MOLECULE_DOCKER_COMMAND:-""}
   volumes:
-  - /sys/fs/cgroup:/sys/fs/cgroup:ro
+  - /sys/fs/cgroup:/sys/fs/cgroup:rw
+  - /var/lib/containerd
+  cgroupns_mode: host
   privileged: true
   pre_build_image: true
   env:
@@ -32,7 +34,7 @@ provisioner:
       all:
         vars:
           ansible_python_interpreter: /usr/bin/python3
-          aiida_python_version: "${MOLECULE_PYTHON_VERSION:-3.8}"
+          #aiida_python_version: "${MOLECULE_PYTHON_VERSION:-3.9}"
           install_node: "${MOLECULE_INSTALL_NODE:-no}"
           # for testing in docker container
           jupyter_ip: "0.0.0.0"

requirements.txt

@@ -1,6 +1,6 @@
 # for running
-ansible~=2.10.0
+ansible~=7.1.0
 tomli
 # for testing
-molecule[docker]~=3.1.0
-docker~=4.3.1
+molecule[docker]~=4.0.4
+docker~=6.0.1