Merge branch 'docs_archlinux' into 'develop'

[doc] Installation on Arch Linux

See merge request funkwhale/funkwhale!300

api/requirements.pac

+curl
+file
+ffmpeg
+libjpeg-turbo
+libpqxx
+python

changes/changelog.d/archlinux.doc

+Arch Linux installation steps

docs/installation/debian.rst

-Debian installation
-===================
+Debian and Arch Linux installation
+==================================
 
 .. note::
 
-    This guide targets Debian 9 (Stretch), which is the latest Debian.
+    This guide targets Debian 9 (Stretch), which is the latest Debian, as well as Arch Linux.
 
 External dependencies
 ---------------------
@@ -17,13 +17,18 @@ Install utilities
 -----------------
 
 You'll need a few utilities during this guide that are not always present by
-default on system. You can install them using:
+default on system. On Debian-like systems, you can install them using:
 
 .. code-block:: shell
 
     sudo apt-get update
     sudo apt-get install curl python3-pip python3-venv git unzip
 
+On Arch Linux and its derivatives:
+
+.. code-block:: shell
+
+    sudo pacman -S curl python-pip python-virtualenv git unzip
 
 Layout
 -------
@@ -41,7 +46,7 @@ Create the user and the directory:
 
 .. code-block:: shell
 
-    sudo adduser --system --home /srv/funkwhale funkwhale
+    sudo useradd -r -s /usr/bin/nologin -d /srv/funkwhale -m funkwhale
     cd /srv/funkwhale
 
 Log in as the newly created user from now on:
@@ -113,9 +118,10 @@ First, switch to the api directory:
 
     cd api
 
-A few OS packages are required in order to run Funkwhale. The list is available
-in ``api/requirements.apt`` or by running
-``./install_os_dependencies.sh list``.
+A few OS packages are required in order to run Funkwhale. On Debian-like
+ systems, the list is available in ``api/requirements.apt`` or by running
+``./install_os_dependencies.sh list`` and in ``api/requirements.pac`` on
+Arch.
 
 .. note::
 
@@ -124,10 +130,18 @@ in ``api/requirements.apt`` or by running
 
 You can install those packages all at once:
 
+On Debian-like systems:
+
 .. code-block:: shell
 
     ./install_os_dependencies.sh install
 
+On Arch Linux and its derivatives:
+
+.. code-block:: shell
+
+    pacman -S $(cat api/requirements.pac)
+
 From now on you can switch back to the funkwhale user.
 
 Python dependencies
@@ -143,11 +157,12 @@ To avoid collisions with other software on your system, Python dependencies
 will be installed in a dedicated
 `virtualenv <https://docs.python.org/3/library/venv.html>`_.
 
-First, create the virtualenv:
+First, create the virtualenv and install wheel:
 
 .. code-block:: shell
 
     python3 -m venv /srv/funkwhale/virtualenv
+    pip install wheel
 
 This will result in a ``virtualenv`` directory being created in
 ``/srv/funkwhale/virtualenv``.
@@ -165,12 +180,11 @@ Finally, install the python dependencies:
 
 .. code-block:: shell
 
-    pip install wheel
     pip install -r api/requirements.txt
 
 .. important::
 
-    further commands involving python should always be run after you activated
+    Further commands involving python should always be run after you activated
     the virtualenv, as described earlier, otherwise those commands will raise
     errors
 

docs/installation/external_dependencies.rst

@@ -20,6 +20,14 @@ On Debian-like systems, you would install the database server like this:
 
     sudo apt-get install postgresql postgresql-contrib
 
+On Arch Linux and its derivatives:
+
+.. code-block:: shell
+
+    sudo pacman -S postgresql
+
+On Arch, you'll also need to initialize the database. See `the Arch Linux wiki <https://wiki.archlinux.org/index.php/Postgresql#Initial_configuration>`_.
+
 The remaining steps are heavily inspired from `this Digital Ocean guide <https://www.digitalocean.com/community/tutorials/how-to-set-up-django-with-postgres-nginx-and-gunicorn-on-ubuntu-16-04>`_.
 
 Open a database shell:
@@ -75,4 +83,10 @@ install it:
 
     sudo apt-get install redis-server
 
+On Arch Linux and its derivatives:
+
+.. code-block:: shell
+
+    sudo pacman -S redis
+
 This should be enough to have your redis server set up.

docs/installation/index.rst

@@ -56,7 +56,7 @@ Available installation methods
 -------------------------------
 
 Docker is the recommended and easiest way to setup your Funkwhale instance.
-We also maintain an installation guide for Debian 9.
+We also maintain an installation guide for Debian 9 and Arch Linux.
 
 .. toctree::
    :maxdepth: 1
@@ -108,6 +108,12 @@ Ensure you have a recent version of nginx on your server. On Debian-like system,
     sudo apt-get update
     sudo apt-get install nginx
 
+On Arch Linux and its derivatives:
+
+.. code-block:: bash
+
+    sudo pacman -S nginx
+
 Then, download our sample virtualhost file and proxy conf:
 
 .. parsed-literal::
@@ -129,7 +135,12 @@ If everything is fine, you can restart your nginx server with ``service nginx re
 Apache2
 ^^^^^^^
 
-Ensure you have a recent version of apache2 installed on your server.
+.. note::
+
+    These instructions are for Debian only.
+    For Arch Linux please refer to the `Arch Linux wiki <https://wiki.archlinux.org/index.php/Apache>`_.
+
+Ensure you have a recent version of Apache2 installed on your server.
 You'll also need the following dependencies::
 
    sudo apt-get install libapache2-mod-xsendfile