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Install on Ubuntu Server

Curl

> apt install curl

Apache

> apt update
> apt install apache2

Enable necessary modules:

> a2enmod proxy
> a2enmod proxy_http
> a2enmod proxy_balancer
> a2enmod lbmethod_byrequests

Java 11 (OpenJDK)

> add-apt-repository -y ppa:openjdk-r/ppa
> apt-get update
> apt-get install openjdk-11-jre

Neo4j

> wget -O - https://debian.neo4j.com/neotechnology.gpg.key | sudo apt-key add -
> echo 'deb https://debian.neo4j.com stable 4.0' | sudo tee -a /etc/apt/sources.list.d/neo4j.list
> apt-get update

Community Edition:

> apt-get install neo4j=1:4.0.3

Enterprise Edition:

> apt-get install neo4j-enterprise=1:4.0.3

More information

Neo4j APOC Procedures
> wget https://github.com/neo4j-contrib/neo4j-apoc-procedures/releases/download/4.0.0.6/apoc-4.0.0.6-all.jar -P /var/lib/neo4j/plugins/

Check version compatibilities

All releases

Admin Password

Set a password for the Neo4j database instance.

> neo4j-admin set-initial-password <password>
System Service
> systemctl enable neo4j
> systemctl {start|stop|restart} neo4j

More information

Special configuration to suppress a warning:

> systemctl edit neo4j

and append the following

[Service]
LimitNOFILE=60000

More information

> systemctl restart neo4j

Node.js

Version 12.x

> curl -sL https://deb.nodesource.com/setup_12.x | sudo -E bash -
> apt-get install -y nodejs

More information

PM2

Production Process Manager for Node.js applications

> npm install -g pm2

Quick start and cheatsheet

To prepare pm2 for startup, run following command and follow instructions.

> pm2 startup

Startup script generator

Git

> apt install git

UH4D Data

Since unzip has problems with big zip files, we use 7z to unpack data.

> apt-get install p7zip p7zip-full p7zip-rar
> 7z x -ouh4d-data uh4d-data.zip

Import database dump into Neo4j database:

> cypher-shell -u neo4j -p <password> -d neo4j -f uh4d-all.cypher

UH4D-Server

> cd ~

> git clone https://github.com/Brakebein/UH4D-Server.git

> cd UH4D-Server
> npm install

UH4D-Server on GitHub

Configure settings: Set password according to the password you set for Neo4j

> cp config-sample.js config.js
> vi config.js

module.exports = {
  neo4j: {
    url: 'neo4j://localhost',
    user: 'neo4j',
    password: '<password>',
    database: 'neo4j'
  },
  paths: {
    data: '~/uh4d-data'
  }
}

Start and save script with pm2:

> pm2 start server.js --name uh4d
> pm2 save

UH4D Browser

Clone repository:

> cd /var/www

> git clone https://github.com/Brakebein/UH4D-Browser.git

UH4D-Browser on GitHub

Set up Apache configuration:

> cd /etc/apache2/sites-available
> cp 000-default.conf uh4d-browser.conf
> vi uh4d-browser.conf

<VirtualHost *:80>

    ServerName uh4d-prototype.local

    ServerAdmin [email protected]
    DocumentRoot /var/www/UH4D-Browser/dist
    
    ProxyPass /api/ http://localhost:3001/api/
    ProxyPassReverse /api/ http://localhost:3001/api/
    
    ProxyPass /data/ http://localhost:3001/data/
    ProxyPassReverse /data/ http://localhost:3001/data/

</VirtualHost>

> a2ensite uh4d-browser.conf
> service apache2 reload