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-rw-r--r--roles/container_runtime/defaults/main.yml14
-rw-r--r--roles/container_runtime/tasks/docker_storage_setup_overlay.yml10
-rw-r--r--roles/container_runtime/templates/docker_storage_setup.j212
3 files changed, 36 insertions, 0 deletions
diff --git a/roles/container_runtime/defaults/main.yml b/roles/container_runtime/defaults/main.yml
index dd185cb38..561edcaca 100644
--- a/roles/container_runtime/defaults/main.yml
+++ b/roles/container_runtime/defaults/main.yml
@@ -55,6 +55,20 @@ openshift_docker_is_node_or_master: "{{ True if inventory_hostname in (groups['o
docker_alt_storage_path: /var/lib/containers/docker
docker_default_storage_path: /var/lib/docker
+docker_storage_path: "{{ docker_default_storage_path }}"
+docker_storage_size: 40G
+docker_storage_setup_options:
+ vg: docker_vg
+ data_size: 99%VG
+ storage_driver: overlay2
+ root_lv_name: docker-root-lv
+ root_lv_size: 100%FREE
+ root_lv_mount_path: "{{ docker_storage_path }}"
+docker_storage_extra_options:
+- "--storage-opt overlay2.override_kernel_check=true"
+- "--storage-opt overlay2.size={{ docker_storage_size }}"
+- "--graph={{ docker_storage_path}}"
+
# Set local versions of facts that must be in json format for container-daemon.json
# NOTE: When jinja2.9+ is used the container-daemon.json file can move to using tojson
diff --git a/roles/container_runtime/tasks/docker_storage_setup_overlay.yml b/roles/container_runtime/tasks/docker_storage_setup_overlay.yml
new file mode 100644
index 000000000..782c002e3
--- /dev/null
+++ b/roles/container_runtime/tasks/docker_storage_setup_overlay.yml
@@ -0,0 +1,10 @@
+---
+- name: Setup the docker-storage for overlay
+ template:
+ src: docker_storage_setup.j2
+ dest: /etc/sysconfig/docker-storage-setup
+ owner: root
+ group: root
+ mode: 0664
+ when:
+ - container_runtime_docker_storage_type == 'overlay2'
diff --git a/roles/container_runtime/templates/docker_storage_setup.j2 b/roles/container_runtime/templates/docker_storage_setup.j2
new file mode 100644
index 000000000..b056087e0
--- /dev/null
+++ b/roles/container_runtime/templates/docker_storage_setup.j2
@@ -0,0 +1,12 @@
+# Edit this file to override any configuration options specified in
+# /usr/lib/docker-storage-setup/docker-storage-setup.
+#
+# For more details refer to "man docker-storage-setup"
+DEVS={{ container_runtime_docker_storage_setup_device }}
+VG={{ docker_storage_setup_options.vg }}
+DATA_SIZE={{ docker_storage_setup_options.data_size }}
+STORAGE_DRIVER="{{ docker_storage_setup_options.storage_driver }}"
+CONTAINER_ROOT_LV_NAME="{{ docker_storage_setup_options.root_lv_name }}"
+CONTAINER_ROOT_LV_SIZE="{{ docker_storage_setup_options.root_lv_size }}"
+CONTAINER_ROOT_LV_MOUNT_PATH="{{ docker_storage_setup_options.root_lv_mount_path }}"
+EXTRA_STORAGE_OPTIONS="{{ docker_storage_extra_options | join(' ') }}"