#!/bin/bash
#
# Script to monitor number of processes by user. Programs are configured
# in /etc/munin/plugin-conf.d/munin-node
#
# Parameters:
#
# 	config   (required)
# 	autoconf (optional - used by lrrd-config)
#
# Configuration example
#
# [multipsu]
# env.multipsunames root exim ftp
#
#
# Magic markers (optional):
#%# family=manual
#%# capabilities=autoconf

if [ "$1" = "autoconf" ]; then
        if [ -z "$multipsunames" ]; then
            echo "Configuration required $multipsunames"
        else
            echo yes
        fi
	exit 0
fi

if [ "$1" = "config" ]; then

	echo graph_title Number of selected processes
	echo 'graph_category processes'
	echo 'graph_args --base 1000 --vertical-label processes -l 0'
	for name in $multipsunames; do
		echo "$name.label $name"
		echo "$name.draw LINE2"
	done
	exit 0
fi

for name in $multipsunames; do
	printf "$name.value "
	(pgrep -u "$name"; pgrep -U "$name") | sort -u | wc -l
done