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authorScott Dodson <sdodson@redhat.com>2017-04-10 13:13:32 -0400
committerScott Dodson <sdodson@redhat.com>2017-04-10 16:18:44 -0400
commit1ce31d156ef800da73544622558da9aa0fc647e4 (patch)
tree5a94ba6cbe7b0acef7115a09bfeceb7caab12391 /playbooks/common
parentda3c31cae2870a66a0524ae06c37a3fb44e1b312 (diff)
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Store backups in /var/lib/etcd/openshift-backup
Because containerized installs don't mount /var/lib/origin and we switched to running the backup inside the container that meant that we were backing up the etcd data into a directory inside the container filesystem. Since we have no other volume mounted we need to backup into /var/lib/etcd.
Diffstat (limited to 'playbooks/common')
-rw-r--r--playbooks/common/openshift-cluster/upgrades/etcd/backup.yml31
1 files changed, 12 insertions, 19 deletions
diff --git a/playbooks/common/openshift-cluster/upgrades/etcd/backup.yml b/playbooks/common/openshift-cluster/upgrades/etcd/backup.yml
index 31a6c6c66..6c763ce46 100644
--- a/playbooks/common/openshift-cluster/upgrades/etcd/backup.yml
+++ b/playbooks/common/openshift-cluster/upgrades/etcd/backup.yml
@@ -4,6 +4,7 @@
vars:
embedded_etcd: "{{ groups.oo_etcd_to_config | default([]) | length == 0 }}"
etcdctl_command: "{{ 'etcdctl' if not openshift.common.is_containerized or embedded_etcd else 'docker exec etcd_container etcdctl' if not openshift.common.is_etcd_system_container else 'runc exec etcd etcdctl' }}"
+ timestamp: "{{ lookup('pipe', 'date +%Y%m%d%H%M%S') }}"
roles:
- openshift_facts
tasks:
@@ -13,30 +14,20 @@
local_facts: {}
when: "'etcd' not in openshift"
- set_fact:
- timestamp: "{{ lookup('pipe', 'date +%Y%m%d%H%M%S') }}"
-
- - stat: path=/var/lib/openshift
- register: var_lib_openshift
-
- - stat: path=/var/lib/origin
- register: var_lib_origin
-
- - name: Create origin symlink if necessary
- file: src=/var/lib/openshift/ dest=/var/lib/origin state=link
- when: var_lib_openshift.stat.exists == True and var_lib_origin.stat.exists == False
+ etcd_backup_dir: "{{ openshift.etcd.etcd_data_dir }}/openshift-backup-{{ backup_tag | default('') }}{{ timestamp }}"
# TODO: replace shell module with command and update later checks
# We assume to be using the data dir for all backups.
- name: Check available disk space for etcd backup
- shell: df --output=avail -k {{ openshift.common.data_dir }} | tail -n 1
+ shell: df --output=avail -k {{ openshift.etcd.etcd_data_dir }} | tail -n 1
register: avail_disk
# AUDIT:changed_when: `false` because we are only inspecting
# state, not manipulating anything
changed_when: false
# TODO: replace shell module with command and update later checks
- - name: Check current embedded etcd disk usage
- shell: du -k {{ openshift.etcd.etcd_data_dir }} | tail -n 1 | cut -f1
+ - name: Check current etcd disk usage
+ shell: du --exclude='*openshift-backup*' -k {{ openshift.etcd.etcd_data_dir }} | tail -n 1 | cut -f1
register: etcd_disk_usage
when: embedded_etcd | bool
# AUDIT:changed_when: `false` because we are only inspecting
@@ -71,12 +62,12 @@
package:
name: etcd
state: latest
- when: ( embedded_etcd | bool or openshift.common.is_containerized ) and not openshift.common.is_atomic
+ when: embedded_etcd | bool
- name: Generate etcd backup
command: >
{{ etcdctl_command }} backup --data-dir={{ openshift.etcd.etcd_data_dir }}
- --backup-dir={{ openshift.common.data_dir }}/etcd-backup-{{ backup_tag | default('') }}{{ timestamp }}
+ --backup-dir={{ etcd_backup_dir }}
# According to the docs change you can simply copy snap/db
# https://github.com/openshift/openshift-docs/commit/b38042de02d9780842dce95cfa0ef45d53b58bc6
@@ -85,15 +76,17 @@
path: "{{ openshift.etcd.etcd_data_dir }}/member/snap/db"
register: v3_db
+ # TODO: this should be safe to remove now that we've figured out that we were dumping the data
+ # inside the container
- name: Ensure v3 backup directory exists
file:
- path: "{{ openshift.common.data_dir }}/etcd-backup-{{ backup_tag | default('') }}{{ timestamp }}/member/snap"
+ path: "{{ etcd_backup_dir }}/member/snap"
state: directory
- name: Copy etcd v3 data store
command: >
cp -a {{ openshift.etcd.etcd_data_dir }}/member/snap/db
- {{ openshift.common.data_dir }}/etcd-backup-{{ backup_tag | default('') }}{{ timestamp }}/member/snap/
+ {{ etcd_backup_dir }}/member/snap/
when: v3_db.stat.exists
- set_fact:
@@ -101,7 +94,7 @@
- name: Display location of etcd backup
debug:
- msg: "Etcd backup created in {{ openshift.common.data_dir }}/etcd-backup-{{ backup_tag | default('') }}{{ timestamp }}"
+ msg: "Etcd backup created in {{ etcd_backup_dir }}"
- name: Gate on etcd backup
hosts: localhost