pretalx.org/">Pretalx is a conference management system that helps organizers manage events, track submissions, and schedule talks. NixOS is a Linux distribution that provides a functional package management system. In this tutorial, we'll cover how to install Pretalx on NixOS.
$ sudo nix-channel --update
$ sudo nixos-rebuild switch
$ sudo nix-env -i postgresql
$ sudo systemctl enable postgresql
$ sudo systemctl start postgresql
$ sudo -u postgres psql
postgres=# CREATE DATABASE pretalx;
postgres=# CREATE USER pretalx WITH PASSWORD 'password';
postgres=# ALTER ROLE pretalx SET client_encoding TO 'utf8';
postgres=# ALTER ROLE pretalx SET default_transaction_isolation TO 'read committed';
postgres=# ALTER ROLE pretalx SET timezone TO 'UTC';
postgres=# GRANT ALL PRIVILEGES ON DATABASE pretalx TO pretalx;
postgres=# \q
$ sudo mkdir -p /etc/nixos/overlays
$ sudo bash -c 'cat > /etc/nixos/overlays/pretalx.nix <<EOF
self: super:
let
pretalx = import (builtins.fetchTarball https://github.com/greenmang0/pretalx-nix/archive/master.tar.gz);
in
{
nixpkgs.overlays = [ pretalx.overlay ];
}
EOF'
$ sudo nix-env -i pretalx
$ sudo bash -c 'cat > /etc/nixos/nginx.conf <<EOF
worker_processes 1;
error_log /var/log/nginx/error.log;
events {
worker_connections 1024;
}
http {
sendfile on;
server {
listen 80;
server_name localhost;
location / {
proxy_pass http://127.0.0.1:8000;
proxy_set_header Host \$host;
proxy_set_header X-Real-IP \$remote_addr;
proxy_set_header X-Forwarded-For \$proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Host \$server_name;
proxy_set_header X-Forwarded-Proto \$scheme;
}
location /static/ {
alias /var/lib/pretalx/static/;
}
}
}
EOF'
$ sudo mkdir -p /etc/pretalx
$ sudo bash -c 'cat > /etc/pretalx/config.yml <<EOF
database:
url: postgresql://pretalx:password@localhost/pretalx
event:
name: My Conference
slug: my-conference
mail:
backend: smtp
host: mail.example.com
port: 587
tls: true
user: user@example.com
password: your-password-here
update:
check_days: 1
redis:
url: redis://localhost:6379/0
paths:
data: /var/lib/pretalx/data
media: /var/lib/pretalx/media
logging:
version: 1
disable_existing_loggers: false
handlers:
console:
class: logging.StreamHandler
formatter: default
file:
class: logging.handlers.RotatingFileHandler
filename: /var/log/pretalx.log
maxBytes: 10485760
backupCount: 20
formatter: default
loggers:
pretalx:
handlers: [console, file]
level: INFO
propagate: false
django.request:
handlers: [console, file]
level: INFO
propagate: false
django.views.debug:
handlers: [console, file]
level: INFO
propagate: false
formatters:
default:
format: "%(asctime)s %(levelname)s %(name)s %(message)s"
datefmt: "%Y-%m-%d %H:%M:%S"
server:
bind: localhost:8000
worker_processes: 2
EOF'
$ sudo mkdir -p /var/lib/pretalx/static
$ sudo chown -R pretalx: /var/lib/pretalx
$ sudo chmod -R g+rw /var/lib/pretalx
$ sudo touch /var/log/pretalx.log
$ sudo chown pretalx: /var/log/pretalx.log
$ sudo -u pretalx pretalx migrate
$ sudo -u pretalx gzip -dc /nix/store/*pretalx*/lib/python*/site-packages/pretalx/data/dist/*template.tar.gz | sudo -u pretalx tar -xC /var/lib/pretalx
$ sudo systemctl start nginx
$ sudo -u pretalx pretalx runserver
http://your-server-name
in your web browser.You're done! Now you can use Pretalx to manage your conference or event.
If you want to self-host in an easy, hands free way, need an external IP address, or simply want your data in your own hands, give IPv6.rs a try!
Alternatively, for the best virtual desktop, try Shells!