Standalone

Overview

The full documentation of all configuration options is in the standalone role documentation. For general configuration, have a look at the generic role documentation.

Usage

Add Solidblocks RDS collection to Ansible requirements

---
collections:
  - name: https://github.com/pellepelster/solidblocks/releases/download/v0.4.4/blcks-rds_postgresql-0.4.4.tar.gz
    type: url

Apply role to database host

---
- name: "database1"
  hosts: database1
  become: true
  roles:
    - role: blcks.rds_postgresql.standalone
      instance_name: database1
      environment_name: prod
      superuser_password: foobar
      backup_password: foobar

Provisioning Flow

flowchart TD
    provisioning_start@{shape: circle, label: "provisioning
start"} --> mount_data_device["`ensure **&lt;data_device&gt;** is mounted`"]
mount_data_device --> data_dir_empty{"`is **&lt;data_dir&gt;** 
    empty`"}
data_dir_empty -->|yes|restore_available{"`is backup 
    available`"}
restore_available -->|no|bootstrap_database
restore_available -->|yes|restore["`restore from backup`"]
restore --> wait_for_restore["`wait for recovery finish marker **/tmp/&lt;stanza_name&gt;-recovery-complete**`"]
wait_for_restore --> start_database_recovery["`start database for recovery`"]
start_database_recovery --> wait_for_recovery["`wait until **pg_is_in_recovery()** is **false**`"]
wait_for_recovery --> stop_database_recovery["`stop recovery database`"]
data_dir_empty -->|no| start_database["`start database`"]
bootstrap_database["`initialize **&lt;data_dir&gt;** with **&lt;superuser_*&gt;** credentials`"] --> start_database
stop_database_recovery --> start_database
start_database --> stanza_exists{"`backup
    stanza
    exists`"}
stanza_exists -->|yes| provisioning_finished@{shape: stadium, label: "provisioning finished"}
stanza_exists -->|no|stanza_create["`create backup stanza`"]
stanza_create --> provisioning_finished