Control ceph loopback devices path

This PS adds control over location of Ceph loopback devices path.

Change-Id: Ib0738c1127ff37633cdd035b3978cc137c5eaf71

roles/mount-extra-volume/tasks/main.yaml

@@ -33,20 +33,4 @@
         EXTRA_VOLUME_MOUNT_POINT: "{{ extra_volume.mount_point }}"
         EXTRA_VOLUME_SIZE: "{{ extra_volume.size }}"
         EXTRA_VOLUME_TYPE: "{{ extra_volume.type }}"
-
-- name: Print configured docker root path
-  debug:
-    msg: "Docker root_path: {{ docker.root_path }}"
-
-- name: Print configured containerd root path
-  debug:
-    msg: "containerd root_path: {{ containerd.root_path }}"
-
-- name: Create mountpoints
-  shell: |
-    sudo mkdir -pv "${DOCKER_ROOT_PATH}"
-    sudo mkdir -pv "${CONTAINERD_ROOT_PATH}"
-  environment:
-    DOCKER_ROOT_PATH: "{{ docker.root_path }}"
-    CONTAINERD_ROOT_PATH: "{{ containerd.root_path }}"
 ...

roles/osh-run-script-set/defaults/main.yaml

@@ -11,6 +11,8 @@
 # limitations under the License.
 
 ---
+ceph:
+  loopback_path: "/var/lib/openstack-helm"
 osh_params:
   container_distro_name: ubuntu
   container_distro_version: focal

roles/osh-run-script-set/tasks/main.yaml

@@ -23,6 +23,7 @@
       args:
         chdir: "{{ zuul.project.src_dir }}/{{ gate_scripts_relative_path }}"
       environment:
+        CEPH_LOOPBACK_PATH: "{{ ceph.loopback_path }}"
         zuul_site_mirror_fqdn: "{{ zuul_site_mirror_fqdn }}"
         OSH_EXTRA_HELM_ARGS: "{{ zuul_osh_extra_helm_args_relative_path | default('') }}"
         OSH_PATH: "{{ zuul_osh_relative_path | default('../openstack-helm/') }}"

roles/osh-run-script/defaults/main.yaml

@@ -11,6 +11,8 @@
 # limitations under the License.
 
 ---
+ceph:
+  loopback_path: "/var/lib/openstack-helm"
 osh_params:
   container_distro_name: ubuntu
   container_distro_version: focal

roles/osh-run-script/tasks/main.yaml

@@ -20,6 +20,7 @@
   args:
     chdir: "{{ zuul.project.src_dir }}/{{ gate_scripts_relative_path }}"
   environment:
+    CEPH_LOOPBACK_PATH: "{{ ceph.loopback_path }}"
     zuul_site_mirror_fqdn: "{{ zuul_site_mirror_fqdn }}"
     OSH_EXTRA_HELM_ARGS: "{{ zuul_osh_extra_helm_args_relative_path | default('') }}"
     OSH_PATH: "{{ zuul_osh_relative_path | default('../openstack-helm/') }}"

tools/deployment/common/setup-ceph-loopback-device.sh

@@ -2,13 +2,15 @@
 
 set -ex
 
+: ${CEPH_LOOPBACK_PATH:="/var/lib/openstack-helm"}
+
 function setup_loopback_devices() {
   osd_data_device="$1"
   osd_wal_db_device="$2"
   namespace=${CEPH_NAMESPACE}
-  sudo mkdir -p /var/lib/openstack-helm/$namespace
-  sudo truncate -s 10G /var/lib/openstack-helm/$namespace/ceph-osd-data-loopbackfile.img
-  sudo truncate -s 8G /var/lib/openstack-helm/$namespace/ceph-osd-db-wal-loopbackfile.img
+  sudo mkdir -p ${CEPH_LOOPBACK_PATH}/$namespace
+  sudo truncate -s 10G ${CEPH_LOOPBACK_PATH}/$namespace/ceph-osd-data-loopbackfile.img
+  sudo truncate -s 8G ${CEPH_LOOPBACK_PATH}/$namespace/ceph-osd-db-wal-loopbackfile.img
   sudo -E bash -c "cat <<EOF > /etc/systemd/system/loops-setup.service
 [Unit]
 Description=Setup loop devices
@@ -20,8 +22,8 @@ Requires=systemd-udevd.service
 
 [Service]
 Type=oneshot
-ExecStart=/sbin/losetup $osd_data_device '/var/lib/openstack-helm/$namespace/ceph-osd-data-loopbackfile.img'
-ExecStart=/sbin/losetup $osd_wal_db_device '/var/lib/openstack-helm/$namespace/ceph-osd-db-wal-loopbackfile.img'
+ExecStart=/sbin/losetup $osd_data_device '${CEPH_LOOPBACK_PATH}/$namespace/ceph-osd-data-loopbackfile.img'
+ExecStart=/sbin/losetup $osd_wal_db_device '${CEPH_LOOPBACK_PATH}/$namespace/ceph-osd-db-wal-loopbackfile.img'
 ExecStop=/sbin/losetup -d $osd_data_device
 ExecStop=/sbin/losetup -d $osd_wal_db_device
 TimeoutSec=60

zuul.d/jobs.yaml

@@ -91,6 +91,8 @@
         root_path: "/opt/ext_vol/docker"
       containerd:
         root_path: "/opt/ext_vol/containerd"
+      ceph:
+        loopback_path: "/opt/ext_vol/openstack-helm"
       # the k8s package versions are available here
       # https://packages.cloud.google.com/apt/dists/kubernetes-xenial/main/binary-amd64/Packages
       kube_version: "1.26.3-00"