From 3fb7ccd90e2d82070f8be609002272378b7cef91 Mon Sep 17 00:00:00 2001
From: Lars Beckers <lars.beckers@rwth-aachen.de>
Date: Sat, 14 Jul 2018 14:54:52 +0200
Subject: [PATCH] postgres: allow for disabling frequently snapshots
---
postgres/defaults/main.yml | 3 ++
postgres/tasks/main.yml | 41 +++++++++++++------
.../{files/crontab => templates/crontab.j2} | 2 +
.../rsnapshot.conf.j2} | 2 +
4 files changed, 35 insertions(+), 13 deletions(-)
create mode 100644 postgres/defaults/main.yml
rename postgres/{files/crontab => templates/crontab.j2} (82%)
rename postgres/{files/rsnapshot.conf => templates/rsnapshot.conf.j2} (99%)
diff --git a/postgres/defaults/main.yml b/postgres/defaults/main.yml
new file mode 100644
index 0000000..496c92b
--- /dev/null
+++ b/postgres/defaults/main.yml
@@ -0,0 +1,3 @@
+---
+
+postgres_enable_frequently: True
diff --git a/postgres/tasks/main.yml b/postgres/tasks/main.yml
index ee8897e..d46b069 100644
--- a/postgres/tasks/main.yml
+++ b/postgres/tasks/main.yml
@@ -1,51 +1,66 @@
---
-# file: roles/postgres/tasks/main.yml
- name: ensure postgres packages are installed
- apt: name={{ item }} state=latest
+ apt:
+ name: "{{ item }}"
+ state: present
with_items:
- postgresql
- python-psycopg2
- python3-psycopg2
- libpq-dev
tags:
- - packages
- postgres
- name: ensure postgres is started
- service: name=postgresql state=started enabled=yes
+ service:
+ name: postgresql
+ state: started
+ enabled: yes
tags:
- - service
- postgres
- name: ensure we have rsnapshot
- apt: name=rsnapshot state=latest
+ apt:
+ name: rsnapshot
+ state: present
tags:
- - packages
- postgres
- rsnapshot
- backup
- name: ensure we have our postgres backup script
- copy: src=pgbackup.sh dest=/usr/local/bin/ owner=root group=root mode=0755
+ copy:
+ src: pgbackup.sh
+ dest: /usr/local/bin/
+ owner: root
+ group: root
+ mode: 0755
tags:
- postgres
- rsnapshot
- backup
- name: ensure we have our rsnapshot config
- copy: src=rsnapshot.conf dest=/etc/ owner=root group=root mode=0644
+ template:
+ src: rsnapshot.conf.j2
+ dest: /etc/
+ owner: root
+ group: root
+ mode: 0644
tags:
- postgres
- rsnapshot
- backup
- - config
- name: ensure rsnapshot is running regularly
- copy: src=crontab dest=/etc/cron.d/postgres-snapshot owner=root group=root mode=0644
+ template:
+ src: crontab.j2
+ dest: /etc/cron.d/postgres-snapshot
+ owner: root
+ group: root
+ mode: 0644
tags:
- postgres
- rsnapshot
- backup
- - cron
- - config
diff --git a/postgres/files/crontab b/postgres/templates/crontab.j2
similarity index 82%
rename from postgres/files/crontab
rename to postgres/templates/crontab.j2
index 9cc887a..1d0e2f5 100644
--- a/postgres/files/crontab
+++ b/postgres/templates/crontab.j2
@@ -1,4 +1,6 @@
+{% if postgres_enable_frequently %}
5,20,35,50 * * * * root /usr/bin/rsnapshot frequently
+{% endif %}
3 * * * * root /usr/bin/rsnapshot hourly
51 23 * * * root /usr/bin/rsnapshot daily
41 23 * * 6 root /usr/bin/rsnapshot weekly
diff --git a/postgres/files/rsnapshot.conf b/postgres/templates/rsnapshot.conf.j2
similarity index 99%
rename from postgres/files/rsnapshot.conf
rename to postgres/templates/rsnapshot.conf.j2
index 0020529..97657c5 100644
--- a/postgres/files/rsnapshot.conf
+++ b/postgres/templates/rsnapshot.conf.j2
@@ -90,7 +90,9 @@ cmd_logger /usr/bin/logger
# e.g. alpha, beta, gamma, etc. #
#########################################
+{% if postgres_enable_frequently %}
retain frequently 4
+{% endif %}
retain hourly 6
retain daily 7
retain weekly 4
--
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