Added tests and tasks to install dependencies and configure DB

defaults/main.yml

 ---
 # defaults file for funkwhale
+funkwhale_install_path: /srv/funkwhale
+funkwhale_data_path: /srv/funkwhale/data
+funkwhale_username: funkwhale
+funkwhale_database_managed: true
+funkwhale_database_name: funkwhale
+funkwhale_database_user: funkwhale
+funkwhale_nginx_managed: true
+funkwhale_redis_managed: true

meta/main.yml

 ---
 galaxy_info:
-  author: your name
-  description: your description
-  company: your company (optional)
+  author: Eliot Berriot
+  description: An ansible role to install a Funkwhale server (https://funkwhale.audio)
+  company: Funkwhale
 
   # If the issue tracker for your role is not on github, uncomment the
   # next line and provide a value
@@ -15,9 +15,9 @@ galaxy_info:
   # - GPLv3
   # - Apache
   # - CC-BY
-  license: license (GPLv2, CC-BY, etc)
+  license: AGPLv3
 
-  min_ansible_version: 1.2
+  min_ansible_version: 2.7
 
   # If this a Container Enabled role, provide the minimum Ansible Container version.
   # min_ansible_container_version:
@@ -33,11 +33,11 @@ galaxy_info:
   #
   # platforms is a list of platforms, and each platform has a name and a list of versions.
   #
-  # platforms:
-  # - name: Fedora
-  #   versions:
-  #   - all
-  #   - 25
+  platforms:
+    - name: Debian
+      versions:
+        - all
+        - 9
   # - name: SomePlatform
   #   versions:
   #   - all

molecule/default/molecule.yml

@@ -7,7 +7,14 @@ lint:
   name: yamllint
 platforms:
   - name: instance
-    image: debian:9
+    image: alehaa/debian-systemd:stretch
+    command: /sbin/init
+    tmpfs:
+      - /run
+      - /tmp
+    volumes:
+      - /sys/fs/cgroup:/sys/fs/cgroup:ro
+
 provisioner:
   name: ansible
   lint:
@@ -16,3 +23,4 @@ verifier:
   name: testinfra
   lint:
     name: flake8
+    enabled: False

molecule/default/tests/test_default.py

 import os
+import pytest
 
 import testinfra.utils.ansible_runner
 
 testinfra_hosts = testinfra.utils.ansible_runner.AnsibleRunner(
-    os.environ['MOLECULE_INVENTORY_FILE']).get_hosts('all')
+    os.environ["MOLECULE_INVENTORY_FILE"]
+).get_hosts("all")
 
 
 def test_hosts_file(host):
-    f = host.file('/etc/hosts')
+    f = host.file("/etc/hosts")
 
     assert f.exists
-    assert f.user == 'root'
-    assert f.group == 'root'
+    assert f.user == "root"
+    assert f.group == "root"
+
+
+@pytest.mark.parametrize(
+    "package",
+    [
+        "python3",
+        "python3-dev",
+        "python3-pip",
+        "python3-venv",
+        "libldap2-dev",
+        "libsasl2-dev",
+        "git",
+        "unzip",
+        "build-essential",
+        "ffmpeg",
+        "libjpeg-dev",
+        "libmagic-dev",
+        "libpq-dev",
+        "postgresql-client",
+    ],
+)
+def test_installed_mandatory_packages(host, package):
+    package = host.package(package)
+    assert package.is_installed
+
+
+@pytest.mark.parametrize("service", ["redis-server", "postgresql", "nginx"])
+def test_installed_services(host, service):
+    service = host.service(service)
+    assert service.is_running
+    assert service.is_enabled
+
+
+def test_database_created(host):
+    cmd = """
+        sudo -u postgres psql -A -t -c \
+            "SELECT 1 FROM pg_catalog.pg_user u WHERE u.usename =  'funkwhale';"
+    """
+    result = host.run(cmd)
+    assert result.stdout == "1"
+
+
+def test_database_user_created(host):
+    cmd = """
+        sudo -u postgres psql -A -t -c "SELECT 1 FROM pg_database WHERE datname = 'funkwhale';"
+    """
+    result = host.run(cmd)
+    assert result.stdout == "1"

tasks/db.yml

+---
+- name: "Install postgresql"
+  become: true
+  when: funkwhale_database_managed
+  package:
+    name:
+      - postgresql
+      - python-psycopg2
+
+- name: "Start Postgresql"
+  when: funkwhale_database_managed
+  service:
+    name: postgresql
+    state: started
+
+- name: "Create {{ funkwhale_database_name }} database"
+  become: true
+  become_user: postgres
+  when: funkwhale_database_managed
+  postgresql_db:
+    name: "{{ funkwhale_database_name }}"
+    encoding: UTF-8
+
+- name: "Create {{ funkwhale_database_user }} database user"
+  become: true
+  become_user: postgres
+  when: funkwhale_database_managed
+  postgresql_user:
+    db: "{{ funkwhale_database_name }}"
+    name: "{{ funkwhale_database_user }}"

tasks/main.yml

 ---
-# tasks file for funkwhale
-- name: Molecule Hello World!
-  debug:
-    msg: Hello, World!
+- include: packages.yml
+- include: db.yml
+- include: redis.yml
+- include: nginx.yml

tasks/nginx.yml

+---
+- name: "Install nginx"
+  become: true
+  when: funkwhale_nginx_managed
+  package:
+    name:
+      - nginx
+
+- name: "Start Nginx"
+  when: funkwhale_nginx_managed
+  service:
+    name: nginx
+    state: started

tasks/packages.yml

+---
+- name: "Install system packages"
+  become: true
+  package:
+    name:
+      - "python3"
+      - "python3-dev"
+      - "python3-pip"
+      - "python3-venv"
+      - "libldap2-dev"
+      - "libsasl2-dev"
+      - "git"
+      - "unzip"
+      - "build-essential"
+      - "ffmpeg"
+      - "libjpeg-dev"
+      - "libmagic-dev"
+      - "libpq-dev"
+      - "postgresql-client"

tasks/redis.yml

+---
+- name: "Install redis"
+  become: true
+  when: funkwhale_redis_managed
+  package:
+    name:
+      - redis-server
+
+- name: "Start redis-server"
+  when: funkwhale_redis_managed
+  service:
+    name: redis-server
+    state: started