From 04855031e0e3a74b98e59167ba5da91e077dab48 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Romain=20Gon=C3=A7alves?= <me@rgoncalves.se>
Date: Sun, 12 Dec 2021 16:47:23 +0000
Subject: roles: Add postgresql

---
 roles/postgres/tasks/create_db.yml   |  4 +++
 roles/postgres/tasks/create_user.yml |  4 +++
 roles/postgres/tasks/main.yml        | 52 ++++++++++++++++++++++++++++++++++++
 3 files changed, 60 insertions(+)
 create mode 100644 roles/postgres/tasks/create_db.yml
 create mode 100644 roles/postgres/tasks/create_user.yml
 create mode 100644 roles/postgres/tasks/main.yml

(limited to 'roles/postgres/tasks')

diff --git a/roles/postgres/tasks/create_db.yml b/roles/postgres/tasks/create_db.yml
new file mode 100644
index 0000000..9adb6ee
--- /dev/null
+++ b/roles/postgres/tasks/create_db.yml
@@ -0,0 +1,4 @@
+- name: ensure miniflux database exists
+  shell: 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/postgres/tasks/create_user.yml b/roles/postgres/tasks/create_user.yml
new file mode 100644
index 0000000..123070d
--- /dev/null
+++ b/roles/postgres/tasks/create_user.yml
@@ -0,0 +1,4 @@
+- name: ensure miniflux db user exists
+  shell: createuser -U postgres "{{ postgres_db_user }}"
+  register: result
+  failed_when: result.rc != 0 and "already exists" not in result.stderr
diff --git a/roles/postgres/tasks/main.yml b/roles/postgres/tasks/main.yml
new file mode 100644
index 0000000..d8fe000
--- /dev/null
+++ b/roles/postgres/tasks/main.yml
@@ -0,0 +1,52 @@
+- name: install postgres
+  package:
+    name:
+      - postgresql-server
+      - postgresql-contrib
+    state: present
+
+- name: create postgres directories
+  file:
+    path: "{{ postgres_dir }}/{{ item }}"
+    owner: "{{ postgres_user }}"
+    group: "{{ postgres_group }}"
+    mode: 0750
+    state: directory
+  loop:
+    - ""
+    - "data"
+
+- name: delete default data dir if exists
+  file:
+    path: "{{ postgres_default_dir }}"
+    state: absent
+  when: postgres_dir != "/var/postgresql"
+
+- name: link postgres directory to default one
+  file:
+    src: "{{ postgres_dir }}"
+    dest: "{{ postgres_default_dir }}"
+    owner: "{{ postgres_user }}"
+    group: "{{ postgres_group }}"
+    state: link
+    mode: 0750
+    follow: false
+  when: postgres_dir != "/var/postgresql"
+
+  # NOTE: this tasks needs `pipelining` set to `false` to work correctly
+- name: init postgres database
+  command:
+    cmd: initdb -D "{{ postgres_dir }}/data/" -U "{{ postgres_db_user }}" --encoding=UTF-8 --locale=en_US.UTF-8
+    chdir: "{{ postgres_dir }}"
+  register: result
+  become: true
+  become_user: "{{ postgres_user }}"
+  failed_when:
+    - result.rc != 0
+    - "'exists but is not empty' not in result.stderr"
+
+- name: enable and restart postgres service
+  service:
+    name: postgresql
+    state: restarted
+    enabled: true
-- 
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