From 479efa19547bf710e0113b08bc6165b66d1b7980 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Romain=20Gon=C3=A7alves?= <me@rgoncalves.se>
Date: Tue, 13 Feb 2024 23:09:02 +0100
Subject: feat(roles/postgresql): simplify postgresql init

---
 roles/postgresql/defaults/main.yml     |  8 +++++++
 roles/postgresql/tasks/create_db.yml   |  6 ++++++
 roles/postgresql/tasks/create_user.yml |  6 ++++++
 roles/postgresql/tasks/main.yml        | 39 ++++++++++++++++++++++++++++++++++
 4 files changed, 59 insertions(+)
 create mode 100644 roles/postgresql/defaults/main.yml
 create mode 100644 roles/postgresql/tasks/create_db.yml
 create mode 100644 roles/postgresql/tasks/create_user.yml
 create mode 100644 roles/postgresql/tasks/main.yml

(limited to 'roles/postgresql')

diff --git a/roles/postgresql/defaults/main.yml b/roles/postgresql/defaults/main.yml
new file mode 100644
index 0000000..65f47df
--- /dev/null
+++ b/roles/postgresql/defaults/main.yml
@@ -0,0 +1,8 @@
+---
+
+postgresql__dir: /var/postgresql
+postgresql__data_dir: "{{ postgresql__dir }}/data"
+postgresql__user: _postgresql
+postgresql__group: _postgresql
+postgresql__db_user: postgres
+postgresql__port: 5432
diff --git a/roles/postgresql/tasks/create_db.yml b/roles/postgresql/tasks/create_db.yml
new file mode 100644
index 0000000..d2f3676
--- /dev/null
+++ b/roles/postgresql/tasks/create_db.yml
@@ -0,0 +1,6 @@
+---
+
+- name: create database  # noqa: no-changed-when
+  ansible.builtin.command: createdb -U postgres -O "{{ postgres_db_user }}" "{{ postgres_db_name }}"
+  register: result
+  failed_when: result.rc != 0 and "already exists" not in result.stderr
diff --git a/roles/postgresql/tasks/create_user.yml b/roles/postgresql/tasks/create_user.yml
new file mode 100644
index 0000000..793676e
--- /dev/null
+++ b/roles/postgresql/tasks/create_user.yml
@@ -0,0 +1,6 @@
+---
+
+- name: create database user  # noqa: no-changed-when
+  ansible.builtin.command: createuser -U postgres "{{ postgres_db_user }}"
+  register: result
+  failed_when: result.rc != 0 and "already exists" not in result.stderr
diff --git a/roles/postgresql/tasks/main.yml b/roles/postgresql/tasks/main.yml
new file mode 100644
index 0000000..a59faa2
--- /dev/null
+++ b/roles/postgresql/tasks/main.yml
@@ -0,0 +1,39 @@
+---
+
+- name: install postgresql
+  ansible.builtin.package:
+    name:
+      - postgresql-server
+      - postgresql-contrib
+    state: present
+
+- name: install python libraries for ansible
+  ansible.builtin.package:
+    name: py3-psycopg2
+    state: present
+
+- name: create postgresql data directory
+  ansible.builtin.file:
+    path: "{{ postgresql__data_dir }}"
+    owner: "{{ postgresql__user }}"
+    group: "{{ postgresql__group }}"
+    mode: "0700"
+    state: directory
+
+- name: init postgresql database  # noqa: no-changed-when
+  ansible.builtin.command:
+    argv:
+      - initdb
+      - "--pgdata={{ postgresql__data_dir }}"
+      - "--username={{ postgresql__db_user }}"
+      - --encoding=UTF-8
+      - --locale=en_US.UTF-8
+    creates: "{{ postgresql__data_dir }}/PG_VERSION"
+  become: true
+  become_user: "{{ postgresql__user }}"
+
+- name: enable and restart postgresql service
+  ansible.builtin.service:
+    name: postgresql
+    state: restarted
+    enabled: true
-- 
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