Merge pull request #4640 from ingvagabund/fix-backup-and-workdir-dir-paths-for-etcd-system-container

fix backup and working directory for etcd run as a system container

roles/etcd_common/tasks/backup.yml

@@ -1,10 +1,19 @@
 ---
 - set_fact:
-    l_etcd_backup_dir: "{{ etcd_data_dir }}/openshift-backup-{{ r_etcd_common_backup_tag }}{{ r_etcd_common_backup_sufix_name }}"
+    l_etcd_data_dir: "{{ etcd_data_dir }}{{ '/etcd.etcd' if r_etcd_common_etcd_runtime == 'runc' else '' }}"
+
+- set_fact:
+    l_etcd_incontainer_data_dir: "{{ etcd_data_dir }}"
+
+- set_fact:
+    l_etcd_incontainer_backup_dir: "{{ l_etcd_incontainer_data_dir }}/openshift-backup-{{ r_etcd_common_backup_tag }}{{ r_etcd_common_backup_sufix_name }}"
+
+- set_fact:
+    l_etcd_backup_dir: "{{ l_etcd_data_dir }}/openshift-backup-{{ r_etcd_common_backup_tag }}{{ r_etcd_common_backup_sufix_name }}"
 
 # TODO: replace shell module with command and update later checks
 - name: Check available disk space for etcd backup
-  shell: df --output=avail -k {{ etcd_data_dir }} | tail -n 1
+  shell: df --output=avail -k {{ l_etcd_data_dir }} | tail -n 1
   register: l_avail_disk
   # AUDIT:changed_when: `false` because we are only inspecting
   # state, not manipulating anything
@@ -12,7 +21,7 @@
 
 # TODO: replace shell module with command and update later checks
 - name: Check current etcd disk usage
-  shell: du --exclude='*openshift-backup*' -k {{ etcd_data_dir }} | tail -n 1 | cut -f1
+  shell: du --exclude='*openshift-backup*' -k {{ l_etcd_data_dir }} | tail -n 1 | cut -f1
   register: l_etcd_disk_usage
   when: r_etcd_common_embedded_etcd | bool
   # AUDIT:changed_when: `false` because we are only inspecting
@@ -48,19 +57,19 @@
 
 - name: Generate etcd backup
   command: >
-    {{ r_etcd_common_etcdctl_command }} backup --data-dir={{ etcd_data_dir }}
-    --backup-dir={{ l_etcd_backup_dir }}
+    {{ r_etcd_common_etcdctl_command }} backup --data-dir={{ l_etcd_incontainer_data_dir }}
+    --backup-dir={{ l_etcd_incontainer_backup_dir }}
 
 # According to the docs change you can simply copy snap/db
 # https://github.com/openshift/openshift-docs/commit/b38042de02d9780842dce95cfa0ef45d53b58bc6
 - name: Check for v3 data store
   stat:
-    path: "{{ etcd_data_dir }}/member/snap/db"
+    path: "{{ l_etcd_data_dir }}/member/snap/db"
   register: l_v3_db
 
 - name: Copy etcd v3 data store
   command: >
-    cp -a {{ etcd_data_dir }}/member/snap/db
+    cp -a {{ l_etcd_data_dir }}/member/snap/db
     {{ l_etcd_backup_dir }}/member/snap/
   when: l_v3_db.stat.exists