#!/bin/sh
# +------------------------------------------------------------------+
# |             ____ _               _        __  __ _  __           |
# |            / ___| |__   ___  ___| | __   |  \/  | |/ /           |
# |           | |   | '_ \ / _ \/ __| |/ /   | |\/| | ' /            |
# |           | |___| | | |  __/ (__|   <    | |  | | . \            |
# |            \____|_| |_|\___|\___|_|\_\___|_|  |_|_|\_\           |
# |                                                                  |
# | Copyright Mathias Kettner 2012             mk@mathias-kettner.de |
# +------------------------------------------------------------------+
#
# This file is part of Check_MK.
# The official homepage is at http://mathias-kettner.de/check_mk.
#
# check_mk is free software;  you can redistribute it and/or modify it
# under the  terms of the  GNU General Public License  as published by
# the Free Software Foundation in version 2.  check_mk is  distributed
# in the hope that it will be useful, but WITHOUT ANY WARRANTY;  with-
# out even the implied warranty of  MERCHANTABILITY  or  FITNESS FOR A
# PARTICULAR PURPOSE. See the  GNU General Public License for more de-
# ails.  You should have  received  a copy of the  GNU  General Public
# License along with GNU Make; see the file  COPYING.  If  not,  write
# to the Free Software Foundation, Inc., 51 Franklin St,  Fifth Floor,
# Boston, MA 02110-1301 USA.

# Author: Lars Michelsen <lm@mathias-kettner.de>
#         Florian Heigl <florian.heigl@gmail.com>

# NOTE: This agent has been adapted from the Check_MK FreeBSD agent.

# Remove locale settings to eliminate localized outputs where possible
export LC_ALL=C
unset LANG

export MK_LIBDIR="/usr/lib/check_mk_agent"
export MK_CONFDIR="/etc"

# Make sure, locally installed binaries are found
PATH=$PATH:/usr/local/bin

# All executables in PLUGINSDIR will simply be executed and their
# ouput appended to the output of the agent. Plugins define their own
# sections and must output headers with '<<<' and '>>>'
PLUGINSDIR=$MK_LIBDIR/plugins

# All executables in LOCALDIR will by executabled and their
# output inserted into the section <<<local>>>. Please refer
# to online documentation for details.
LOCALDIR=$MK_LIBDIR/local


# close standard input (for security reasons) and stderr
if [ "$1" = -d ]
then
    set -xv
else
    exec <&- 2>/dev/null
fi

echo '<<<check_mk>>>'
echo Version: 1.2.0p2
echo AgentOS: openbsd

osver="$(uname -r)"

echo '<<<df>>>'
df -kPt ffs | sed -e 's/^\([^ ][^ ]*\) \(.*\)$/\1 ffs \2/' | sed 1d 

# processes including username, without kernel processes
echo '<<<ps>>>'
COLUMNS=10000
ps ax -o user,vsz,rss,pcpu,command | sed -e 1d -e 's/ *\([^ ]*\) *\([^ ]*\) *\([^ ]*\) *\([^ ]*\) */(\1,\2,\3,\4) /'

echo '<<<cpu>>>'
echo `sysctl -n vm.loadavg | tr -d '{}'` `top -b -n 1 | grep -E '^[0-9]+ processes' | awk '{print $3"/"$1}'` `sysctl -n hw.ncpu`

echo '<<<uptime>>>'
echo `date +%s` - `sysctl -n kern.boottime | cut -d' ' -f 4,7 | tr ',' '.' | tr -d ' '` | bc

echo '<<<netctr>>>'
# BI= Bytes in
# PI= Packets in
# EI= Errors in
# EO= Errors out
# BO= Bytes out
# PO= Packets out
# CO= Colls

Z1=1
Z2=p

date +%s
while [ $Z1 -lt 15 ]
  do
  BI=$( netstat -inb | egrep -v Name | grep Link | awk '{print $1" "$5}' | sed -ne $Z1$Z2 )
  PI=$( netstat -in | egrep -v Name | grep Link | awk '{print $5}' | sed -ne $Z1$Z2 )
  EI=$( netstat -in | egrep -v Name | grep Link | awk '{print $6}' | sed -ne $Z1$Z2 )	
  FF1="0 0 0 0 0"
  BO=$( netstat -inb | egrep -v Name | grep Link | awk '{print $6}' | sed -ne $Z1$Z2 )
  PO=$( netstat -in | egrep -v Name | grep Link | awk '{print $7}' | sed -ne $Z1$Z2 )
  EO=$( netstat -in | egrep -v Name | grep Link | awk '{print $8}' | sed -ne $Z1$Z2 )
  CO=$( netstat -in | egrep -v Name | grep Link | awk '{print $9}' | sed -ne $Z1$Z2 )
  FF2="0 0"
    if [ "$PI" -gt "0" ]
      then
	echo $BI $PI $EI $FF1 $BO $PO $EO $FF2 $CO $FF2
    fi
  Z1=$(($Z1+1))
done

# IPMI-Data (Fans, CPU, temperature, etc)
# needs the sysutils/ipmitool and kldload ipmi.ko
if which ipmitool >/dev/null ; then
    echo '<<<ipmi>>>'
    ipmitool sensor list \
        | grep -v 'command failed' \
        | sed -e 's/ *| */|/g' -e "s/ /_/g" -e 's/_*$//' -e 's/|/ /g' \
        | egrep -v '^[^ ]+ na ' \
        | grep -v ' discrete '
fi

if which mailq >/dev/null 2>&1 && getent passwd postfix >/dev/null 2>&1; then
  echo '<<<postfix_mailq>>>'
  mailq | tail -n 6
fi


# Einbinden von lokalen Plugins, die eine eigene Sektion ausgeben
if cd $PLUGINSDIR
then
  for skript in $(ls)
  do
    if [ -x "$skript" ] ; then
        ./$skript
    fi
  done
fi

# Lokale Einzelchecks
echo '<<<local>>>'
if cd $LOCALDIR
then
  for skript in $(ls)
  do
    if [ -x "$skript" ] ; then
        ./$skript
    fi
  done
fi

# MK's Remote Plugin Executor
if [ -e "$MK_CONFDIR/mrpe.cfg" ]
then
    echo '<<<mrpe>>>'
    grep -Ev '^[[:space:]]*($|#)' "$MK_CONFDIR/mrpe.cfg" | \
    while read descr cmdline
    do
        PLUGIN=${cmdline%% *}
        OUTPUT=$(eval "$cmdline")
        echo -n "(${PLUGIN##*/}) $descr $? $OUTPUT" | tr \\n \\1
        echo
    done
fi