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contrib-munin/plugins/network/ssh/openssh-denyhosts
Diego Elio Pettenò e5ce74926d More housekeeping.
2012-08-06 22:20:20 -07:00

73 lines
1.5 KiB
Bash
Executable File

#!/bin/bash
#
# Plugin to monitor SSH
#
# Parameters understood:
#
# config (required)
# autoconf (optional)
#
# Made by Sven Breunig ( sven AT breunig DOT be )
#
mktempfile () {
mktemp -t
}
AUTH_LOG=${logfile:-/var/log/auth.log}
STATEFILE=/var/lib/munin/plugin-state/sshd.offset
LOGTAIL=${logtail:-`which logtail`}
if [ "$1" = "autoconf" ]; then
if [ -f "${AUTH_LOG}" -a -n "${LOGTAIL}" -a -x "${LOGTAIL}" ] ; then
echo yes
exit 0
else
echo no
exit 1
fi
fi
if [ "$1" = "config" ]; then
echo 'graph_title SSH Statistics'
echo 'graph_order refused invalid accepted'
echo 'graph_category ssh'
echo 'graph_vlabel Count'
echo 'graph_scale no'
## echo 'graph_args --base 1000 -l 0'
echo 'refused.label refused'
# echo 'delayed.type DERIVE'
echo 'invalid.label invalid'
# echo 'passed.type DERIVE'
echo 'accepted.label accepted'
# echo 'whitelisted.type DERIVE'
echo 'failedpass.label Failed password'
exit 0
fi
refused=0
invalid=0
accepted=0
failed=0
TEMP_FILE=`mktempfile munin-sshd.XXXXXX`
if [ -n "$TEMP_FILE" -a -f "$TEMP_FILE" ]
then
$LOGTAIL ${AUTH_LOG} $STATEFILE | grep 'sshd' > ${TEMP_FILE}
refused=`grep -ic 'refused' ${TEMP_FILE}`
accepted=`grep -ic 'accepted' ${TEMP_FILE}`
invalid=`grep -ic 'invalid user' ${TEMP_FILE}`
failed=`grep -ic 'failed password' ${TEMP_FILE}`
/bin/rm -f $TEMP_FILE
fi
echo "refused.value ${refused}"
echo "accepted.value ${accepted}"
echo "invalid.value ${invalid}"
echo "failedpass.value ${failed}"