collectd-cgp-install.md

Installation collectd, cgp, nginx, php7

Make available graphs using cgp on nginx with collectd.

Task	Command
Install nginx:	apt-get install nginx
Install php7:	apt-get install php7.0-fpm
Set nginx.conf:	server_tokens off; gzip off;
Add collectd deb to sources:	echo "deb http://pkg.ci.collectd.org/deb xenial collectd-5.6" >> /etc/apt/sources.list
Import the keys:	gpg --recv-keys 3994D24FB8543576 gpg --export -a 3994D24FB8543576 | apt-key add -
Import the repos:	apt-get update
Install collectd:	apt-get install collectd
Download CGP:	wget https://github.com/pommi/CGP/archive/master.zip
Unzip to the webserver:	unzip master.zip -d /var/www/html/
Rename to graphs:	mv /var/www/html/CGP-master /var/www/html/graphs
Open the collectd config:	nano /etc/collectd/collectd.conf
Only enable plugins:	LoadPlugin cpu LoadPlugin df LoadPlugin disk LoadPlugin interface LoadPlugin irq LoadPlugin memory LoadPlugin mysql LoadPlugin network LoadPlugin ping LoadPlugin processes LoadPlugin rrdtool LoadPlugin swap LoadPlugin vmem
Set interval to 10:	Interval 10
Remove existing collectd data:	rm -R /var/lib/collectd/rrd/*
Reload the service:	service collectd restart
Open the CGP config:	nano /var/www/html/grahps/conf/config.php
Set default time for CGP to 6 hours:	$CONFIG['default'] = 21600;
Cut term array down to:	$CONFIG['term'] = array( '6hour' => 3600 * 6, );
Set graph sizes:	# default width/height of the graphs $CONFIG['width'] = 500; $CONFIG['height'] = 150; # default width/height of detailed graphs $CONFIG['detail-width'] = 1600; $CONFIG['detail-height'] = 450;
Delete default config for nginx:	rm /etc/nginx/sites-available/default rm /etc/nginx/sites-enabled/default
Make new config for graphs location:	touch /etc/nginx/sites-available/graphs ln -s /etc/nginx/sites-available/graphs /etc/nginx/sites-enabled/graphs
Open the new config:	nano /etc/nginx/sites-available/graphs
Paste making sure to set hostname:	server { listen 80 default_server; listen [::]:80 default_server; root /var/www/html; index index.php; server_name hostname; location ~ .php$ { include snippets/fastcgi-php.conf; fastcgi_pass unix:/run/php/php7.0-fpm.sock; } }
Restart nginx:	service nginx restart
Check url:	http://hostname/graphs