Scheduler

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Scheduler
IP Address(es): 128.153.145.200
Contact Person: Anthony Rinaldo rinaldaj@clarkson.edu
Last Update: 2016/09/29
VM Host (Physical): hydra
Host VM: scheduler
Services: Scheduler (for scheduling classess)


Scheduler is a service designed to help students make their schedule. It queries the class information from an exported CSV from Peoplesoft.

It uses the Shiny webapp and runs on port 3001 (which is redirected transparently to scheduler.cosi.clarkson.edu)

Install

Install Ubuntu 16.04

Install packages

sudo apt install r-base apache2

Enter R

Enter R and install packages

R
install.packages("shiny")
install.packages(c("dplyr","gdata"))

Configure Apache

sudo a2enmod proxy proxy_http proxy_wstunnel rewrite

edit /etc/apache2/sites-enabled/000-default.conf

add these lines between the tags

    ProxyPreserveHost on
    ProxyPass / http://localhost:3001/
    ProxyPassReverse / http://localhost:3001/

Start Apache

sudo systemctl restart apache2
sudo systemctl status apache2

Install Script to run R server

edit /etc/systemd/system/rthing.service

[Unit]
Description=rthing

[Service]
User=rinaldaj
ExecStart=/bin/bash /home/rinaldaj/runMe.sh

[Install]
WantedBy=multi-user.target

enable the script (after setting up the thing)

systemctl enable rthing
systemctl start rthing