Fix cgroupv2 issue in Molecule

Author: MonolithProjects

molecule/custom_env/molecule.yml

@@ -18,10 +18,9 @@ driver:
 platforms:
   - name: "${os:-ubuntu20}-${tag:-latest}"
     image: "${namespace:-monolithprojects}/systemd-${os:-ubuntu20}:${tag:-latest}"
-    command: ${MOLECULE_DOCKER_COMMAND:-""}
     volumes:
-      - /sys/fs/cgroup:/sys/fs/cgroup:rw
-    cgroupns_mode: host
+      - "/sys/fs/cgroup:/sys/fs/cgroup:${MOLECULE_DOCKER_VOLUMES:-ro}" # Use "ro" for cgroup v1 and "rw" for cgroup v2
+    cgroupns_mode: ${MOLECULE_DOCKER_CGROUPS_MODE:-"private"} # Use "private" for cgroup v1 and "host" for cgroup v2
     privileged: true
     pre_build_image: true
 verifier:

molecule/default/molecule.yml

@@ -18,10 +18,9 @@ driver:
 platforms:
   - name: "${os:-ubuntu20}-${tag:-latest}"
     image: "${namespace:-monolithprojects}/systemd-${os:-ubuntu20}:${tag:-latest}"
-    command: ${MOLECULE_DOCKER_COMMAND:-""}
     volumes:
-      - /sys/fs/cgroup:/sys/fs/cgroup:rw
-    cgroupns_mode: host
+      - "/sys/fs/cgroup:/sys/fs/cgroup:${MOLECULE_DOCKER_VOLUMES:-ro}" # Use "ro" for cgroup v1 and "rw" for cgroup v2
+    cgroupns_mode: ${MOLECULE_DOCKER_CGROUPS_MODE:-"private"} # Use "private" for cgroup v1 and "host" for cgroup v2
     privileged: true
     pre_build_image: true
 verifier:

molecule/org/molecule.yml

@@ -15,10 +15,9 @@ driver:
 platforms:
   - name: "${os:-ubuntu20}-${tag:-latest}"
     image: "${namespace:-monolithprojects}/systemd-${os:-ubuntu20}:${tag:-latest}"
-    command: ${MOLECULE_DOCKER_COMMAND:-""}
     volumes:
-      - /sys/fs/cgroup:/sys/fs/cgroup:rw
-    cgroupns_mode: host
+      - "/sys/fs/cgroup:/sys/fs/cgroup:${MOLECULE_DOCKER_VOLUMES:-ro}" # Use "ro" for cgroup v1 and "rw" for cgroup v2
+    cgroupns_mode: ${MOLECULE_DOCKER_CGROUPS_MODE:-"private"} # Use "private" for cgroup v1 and "host" for cgroup v2
     privileged: true
     pre_build_image: true
 verifier:

molecule/repo/molecule.yml

@@ -15,10 +15,9 @@ driver:
 platforms:
   - name: "${os:-ubuntu20}-${tag:-latest}"
     image: "${namespace:-monolithprojects}/systemd-${os:-ubuntu20}:${tag:-latest}"
-    command: ${MOLECULE_DOCKER_COMMAND:-""}
     volumes:
-      - /sys/fs/cgroup:/sys/fs/cgroup:rw
-    cgroupns_mode: host
+      - "/sys/fs/cgroup:/sys/fs/cgroup:${MOLECULE_DOCKER_VOLUMES:-ro}" # Use "ro" for cgroup v1 and "rw" for cgroup v2
+    cgroupns_mode: ${MOLECULE_DOCKER_CGROUPS_MODE:-"private"} # Use "private" for cgroup v1 and "host" for cgroup v2
     privileged: true
     pre_build_image: true
 verifier: