* `postgresql` (9.6+, Ubuntu 16.04 comes with 9.5, you can get a newer version from [here](https://www.postgresql.org/download/linux/ubuntu/))
* `postgresql-contrib` (9.6+, same situtation as above)
-* `elixir` (1.8+, [install from here, Debian and Ubuntu ship older versions](https://elixir-lang.org/install.html#unix-and-unix-like) or use [asdf](https://github.com/asdf-vm/asdf) as the pleroma user)
+* `elixir` (1.8+, Follow the guide to install from the Erlang Solutions repo or use [asdf](https://github.com/asdf-vm/asdf) as the pleroma user)
* `erlang-dev`
* `erlang-nox`
+* `libmagic-dev`
* `git`
* `build-essential`
+* `cmake`
#### Optional packages used in this guide
* `nginx` (preferred, example configs for other reverse proxies can be found in the repo)
* `certbot` (or any other ACME client for Let’s Encrypt certificates)
+* `ImageMagick`
+* `ffmpeg`
+* `exiftool`
### Prepare the system
* Install some of the above mentioned programs:
```shell
-sudo apt install git build-essential postgresql postgresql-contrib
+sudo apt install git build-essential postgresql postgresql-contrib cmake libmagic-dev
```
### Install Elixir and Erlang
* Download and add the Erlang repository:
```shell
-wget -P /tmp/ https://packages.erlang-solutions.com/erlang-solutions_1.0_all.deb
-sudo dpkg -i /tmp/erlang-solutions_1.0_all.deb
+wget -P /tmp/ https://packages.erlang-solutions.com/erlang-solutions_2.0_all.deb
+sudo dpkg -i /tmp/erlang-solutions_2.0_all.deb
```
* Install Elixir and Erlang:
sudo apt install elixir erlang-dev erlang-nox
```
+### Optional packages: [`docs/installation/optional/media_graphics_packages.md`](docs/installation/optional/media_graphics_packages.md)
+
+```shell
+sudo apt install imagemagick ffmpeg libimage-exiftool-perl
+```
+
### Install PleromaBE
* Add a new system user for the Pleroma service:
mv config/{generated_config.exs,prod.secret.exs}
```
+
* The previous command creates also the file `config/setup_db.psql`, with which you can create the database:
```shell
#### Further reading
-* [Backup your instance](../administration/backup.md)
-* [Hardening your instance](../configuration/hardening.md)
-* [How to activate mediaproxy](../configuration/howto_mediaproxy.md)
-* [Updating your instance](../administration/updating.md)
+{! backend/installation/further_reading.include !}
## Questions