drop creating backups, will be done with Restic

Signed-off-by: Jakub Sokołowski <jakub@status.im>

README.md

@@ -44,29 +44,3 @@ Configuration consists of two templates:
 
 * `grafana.ini.j2` - Grafana main configuration file.
 * `prometheus.yml.j2` - Initial configuration of the query backend(s).
-
-# Backups
-
-Done by a Sytemd timer daily:
-```
- > sudo systemctl list-timers 'grafana-backup'
-NEXT                        LEFT          LAST PASSED UNIT                 ACTIVATES             
-Wed 2020-12-09 00:00:00 UTC 3h 10min left n/a  n/a    grafana-backup.timer grafana-backup.service
-
- > sudo systemctl status grafana-backup
-● grafana-backup.service - Grafana batabase backup
-     Loaded: loaded (/lib/systemd/system/grafana-backup.service; static; vendor preset: enabled)
-     Active: inactive (dead) since Tue 2020-12-08 20:48:45 UTC; 6s ago
-TriggeredBy: ● grafana-backup.timer
-       Docs: https://github.com/status-im/infra-role-systemd-timer
-    Process: 1938613 ExecStart=/usr/local/bin/grafana-backup (code=exited, status=0/SUCCESS)
-   Main PID: 1938613 (code=exited, status=0/SUCCESS)
-```
-```
- > ls -lh /var/backups/grafana
-total 2.3M
--rw-r--r-- 1 root root 563K Dec  5 20:20 grafana-20201205-202043.db.gz
--rw-r--r-- 1 root root 563K Dec  6 20:48 grafana-20201206-204838.db.gz
--rw-r--r-- 1 root root 563K Dec  7 20:48 grafana-20201207-204840.db.gz
--rw-r--r-- 1 root root 563K Dec  8 20:48 grafana-20201208-204845.db.gz
-```

defaults/main.yml

@@ -39,13 +39,6 @@ grafana_smtp_port: ~
 grafana_smtp_user: ~
 grafana_smtp_pass: ~
 
-# Backups
-grafana_backup_dir: '/var/backups/{{ grafana_service_name }}'
-grafana_backup_user: 'root'
-grafana_backup_frequency: 'daily'
-grafana_backup_timeout_sec: 30
-grafana_backup_max_kept: 14
-
 # optional anonymous access
 grafana_anonymous: false
 

tasks/backup.yml

@@ -1,28 +0,0 @@
----
-- name: Create backups directory
-  file:
-    path: '{{ grafana_backup_dir }}'
-    owner: '{{ grafana_backup_user }}'
-    group: 'adm'
-    state: directory
-    mode: 0750
-
-- name: Create backup timer service
-  include_role: name=systemd-timer
-  vars:
-    systemd_timer_description: 'Grafana batabase backup'
-    systemd_timer_name: 'backup-{{ grafana_service_name }}'
-    systemd_timer_user: '{{ grafana_backup_user }}'
-    systemd_timer_frequency: '{{ grafana_backup_frequency }}'
-    systemd_timer_timeout_sec: '{{ grafana_backup_timeout_sec }}'
-    systemd_timer_work_dir: '{{ grafana_backup_dir }}'
-    systemd_timer_start_on_creation: true
-    systemd_timer_script_content: |
-      #!/usr/bin/env bash
-      MAX_KEPT={{ grafana_backup_max_kept }}
-      DB_PATH="{{ grafana_cont_vol }}/lib/grafana.db"
-      TSAMP=$(date -u +%Y%m%d-%H%M%S)
-      echo "Saving Grafana database..."
-      gzip -c "${DB_PATH}" > "grafana-${TSAMP}.db.gz"
-      echo "Cleaning up old archives..."
-      rm -vf $(ls -Art | head -n -${MAX_KEPT})

tasks/main.yml

@@ -2,4 +2,3 @@
 - import_tasks: config.yml
 - import_tasks: container.yml
 - import_tasks: consul.yml
-- import_tasks: backup.yml