#!/bin/bash
# Munin: resource monitoring tool
#################################################

source setup/functions.sh # load our functions
source /etc/mailinabox.conf # load global vars

# install Munin
echo "Installing Munin (system monitoring)..."
apt_install munin munin-node

# edit config
cat > /etc/munin/munin.conf <<EOF;
dbdir /var/lib/munin
htmldir /var/cache/munin/www
logdir /var/log/munin
rundir /var/run/munin
tmpldir /etc/munin/templates

includedir /etc/munin/munin-conf.d

# a simple host tree
[$PRIMARY_HOSTNAME]
address 127.0.0.1

# send alerts to the following address
contacts admin
contact.admin.command mail -s "Munin notification ${var:host}" administrator@$PRIMARY_HOSTNAME
contact.admin.always_send warning critical
EOF

# ensure munin-node knows the name of this machine
tools/editconf.py /etc/munin/munin-node.conf -s \
	host_name=$PRIMARY_HOSTNAME

# generate initial statistics so the directory isn't empty
sudo -u munin munin-cron