GlusterFS: Add glusterblock functionality

Signed-off-by: Jose A. Rivera <jarrpa@redhat.com>

5 files changed, 78 insertions, 0 deletions

diff --git a/roles/openshift_storage_glusterfs/tasks/glusterblock_deploy.yml b/roles/openshift_storage_glusterfs/tasks/glusterblock_deploy.yml
new file mode 100644
index 000000000..bba1de654
--- /dev/null
+++ b/roles/openshift_storage_glusterfs/tasks/glusterblock_deploy.yml
@@ -0,0 +1,66 @@
+---
+- name: Delete pre-existing glusterblock provisioner resources
+  oc_obj:
+    namespace: "{{ glusterfs_namespace }}"
+    kind: "{{ item.kind }}"
+    name: "{{ item.name | default(omit) }}"
+    selector: "{{ item.selector | default(omit) }}"
+    state: absent
+  with_items:
+  - kind: "all,deploy,sa,clusterrole,clusterrolebinding"
+    selector: "glusterblock"
+  failed_when: False
+  when: glusterfs_wipe
+
+- name: Wait for glusterblock provisioner pods to terminate
+  oc_obj:
+    namespace: "{{ glusterfs_namespace }}"
+    kind: pod
+    state: list
+    selector: "glusterfs=block-{{ glusterfs_name }}-provisioner-pod"
+  register: glusterblock_pod
+  until: "glusterblock_pod.results.results[0]['items'] | count == 0"
+  delay: 10
+  retries: "{{ (glusterfs_timeout | int / 10) | int }}"
+  when: glusterfs_wipe
+
+- name: Copy initial glusterblock provisioner resource file
+  copy:
+    src: "{{ openshift.common.examples_content_version }}/{{ item }}"
+    dest: "{{ mktemp.stdout }}/{{ item }}"
+  with_items:
+  - "glusterblock-template.yml"
+
+- name: Create glusterblock provisioner template
+  oc_obj:
+    namespace: "{{ glusterfs_namespace }}"
+    kind: template
+    name: "glusterblock"
+    state: present
+    files:
+    - "{{ mktemp.stdout }}/glusterblock-template.yml"
+
+- name: Deploy glusterblock provisioner
+  oc_process:
+    namespace: "{{ glusterfs_namespace }}"
+    template_name: "glusterblock"
+    create: True
+    params:
+      IMAGE_NAME: "{{ glusterfs_block_image }}"
+      IMAGE_VERSION: "{{ glusterfs_block_version }}"
+      NAMESPACE: "{{ glusterfs_namespace }}"
+      CLUSTER_NAME: "{{ glusterfs_name }}"
+
+- name: Wait for glusterblock provisioner pod
+  oc_obj:
+    namespace: "{{ glusterfs_namespace }}"
+    kind: pod
+    state: list
+    selector: "glusterfs=block-{{ glusterfs_name }}-provisioner-pod"
+  register: glusterblock_pod
+  until:
+  - "glusterblock_pod.results.results[0]['items'] | count > 0"
+  # Pod's 'Ready' status must be True
+  - "glusterblock_pod.results.results[0]['items'] | oo_collect(attribute='status.conditions') | oo_collect(attribute='status', filters={'type': 'Ready'}) | map('bool') | select | list | count == 1"
+  delay: 10
+  retries: "{{ (glusterfs_timeout | int / 10) | int }}"
diff --git a/roles/openshift_storage_glusterfs/tasks/glusterfs_common.yml b/roles/openshift_storage_glusterfs/tasks/glusterfs_common.yml
index 51724f979..4e5bf69de 100644
--- a/roles/openshift_storage_glusterfs/tasks/glusterfs_common.yml
+++ b/roles/openshift_storage_glusterfs/tasks/glusterfs_common.yml
@@ -307,3 +307,6 @@
     - "{{ mktemp.stdout }}/glusterfs-storageclass.yml"
   when:
   - glusterfs_storageclass
+
+- include: glusterblock_deploy.yml
+  when: glusterfs_block_deploy
diff --git a/roles/openshift_storage_glusterfs/tasks/glusterfs_config.yml b/roles/openshift_storage_glusterfs/tasks/glusterfs_config.yml
index 9399e3e41..a084c4858 100644
--- a/roles/openshift_storage_glusterfs/tasks/glusterfs_config.yml
+++ b/roles/openshift_storage_glusterfs/tasks/glusterfs_config.yml
@@ -9,6 +9,10 @@
     glusterfs_storageclass: "{{ openshift_storage_glusterfs_storageclass }}"
     glusterfs_image: "{{ openshift_storage_glusterfs_image }}"
     glusterfs_version: "{{ openshift_storage_glusterfs_version }}"
+    glusterfs_block_deploy: "{{ openshift_storage_glusterfs_block_deploy | bool }}"
+    glusterfs_block_image: "{{ openshift_storage_glusterfs_block_image }}"
+    glusterfs_block_version: "{{ openshift_storage_glusterfs_block_version }}"
+    glusterfs_block_max_host_vol: "{{ openshift_storage_glusterfs_block_max_host_vol }}"
     glusterfs_wipe: "{{ openshift_storage_glusterfs_wipe | bool }}"
     glusterfs_heketi_is_native: "{{ openshift_storage_glusterfs_heketi_is_native | bool }}"
     glusterfs_heketi_is_missing: "{{ openshift_storage_glusterfs_heketi_is_missing | bool }}"
diff --git a/roles/openshift_storage_glusterfs/tasks/glusterfs_deploy.yml b/roles/openshift_storage_glusterfs/tasks/glusterfs_deploy.yml
index 932d06038..f98d4c62f 100644
--- a/roles/openshift_storage_glusterfs/tasks/glusterfs_deploy.yml
+++ b/roles/openshift_storage_glusterfs/tasks/glusterfs_deploy.yml
@@ -87,6 +87,7 @@
       IMAGE_VERSION: "{{ glusterfs_version }}"
       NODE_LABELS: "{{ glusterfs_nodeselector }}"
       CLUSTER_NAME: "{{ glusterfs_name }}"
+      GB_GLFS_LRU_COUNT: "{{ glusterfs_block_max_host_vol }}"
 
 - name: Wait for GlusterFS pods
   oc_obj:
diff --git a/roles/openshift_storage_glusterfs/tasks/glusterfs_registry.yml b/roles/openshift_storage_glusterfs/tasks/glusterfs_registry.yml
index 743341927..2ae4ea71c 100644
--- a/roles/openshift_storage_glusterfs/tasks/glusterfs_registry.yml
+++ b/roles/openshift_storage_glusterfs/tasks/glusterfs_registry.yml
@@ -9,6 +9,10 @@
     glusterfs_storageclass: "{{ openshift_storage_glusterfs_registry_storageclass }}"
     glusterfs_image: "{{ openshift_storage_glusterfs_registry_image }}"
     glusterfs_version: "{{ openshift_storage_glusterfs_registry_version }}"
+    glusterfs_block_deploy: "{{ openshift_storage_glusterfs_registry_block_deploy | bool }}"
+    glusterfs_block_image: "{{ openshift_storage_glusterfs_registry_block_image }}"
+    glusterfs_block_version: "{{ openshift_storage_glusterfs_registry_block_version }}"
+    glusterfs_block_max_host_vol: "{{ openshift_storage_glusterfs_registry_block_max_host_vol }}"
     glusterfs_wipe: "{{ openshift_storage_glusterfs_registry_wipe | bool }}"
     glusterfs_heketi_is_native: "{{ openshift_storage_glusterfs_registry_heketi_is_native | bool }}"
     glusterfs_heketi_is_missing: "{{ openshift_storage_glusterfs_registry_heketi_is_missing | bool }}"