/usr/lib/nagios/plugins/check_cert_expire_dir is in nagios-plugins-contrib 21.20170222.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 | #!/bin/bash
# Checks if any of the *.crt files in a directory on disk will expire soon
# Copyright 2009,2016 Peter Palfrader
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
sn="$0"
if [ "${sn%/*}" = "$sn" ]; then
CERT_CHECK=check_cert_expire
else
CERT_CHECK="${sn%/*}/check_cert_expire"
fi
if [ "$#" != 1 ] ; then
echo >&2 "Usage: $0 <directory>"
exit 1
fi
DIR="$1"
if ! [ -d "$DIR" ]; then
echo "Not a directory: $DIR"
exit 1
fi
OK=""
WARN=""
CRIT=""
UNKNOWN=""
cOK=0
cWARN=0
cCRIT=0
cUNKNOWN=0
t=$(tempfile)
trap "rm -f '$t'" EXIT
for i in "$DIR"/*.crt; do
d="${i%.crt}"
d="${d##*/}"
echo -n "$d: " >> "$t"
"$CERT_CHECK" "$i" >> "$t" 2>&1
rc=$?
if [ "$rc" = 0 ]; then
OK="$OK $d"
cOK=$(( cOK + 1 ))
elif [ "$rc" = 1 ]; then
WARN="$WARN $d"
cWARN=$(( cWARN + 1 ))
elif [ "$rc" = 2 ]; then
CRIT="$CRIT $d"
cCRIT=$(( cCRIT + 1 ))
else
UNKNOWN="$UNKNOWN $d"
cUNKNOWN=$(( cUNKNOWN + 1 ))
fi
done
if [ -n "$CRIT" ]; then rc=2;
elif [ -n "$WARN" ]; then rc=1;
elif [ -n "$UNKNOWN" ]; then rc=3;
else rc=0;
fi
[ -n "$CRIT" ] && echo "CRITICAL ($cCRIT):$CRIT, "
[ -n "$WARN" ] && echo "WARN ($cWARN):$WARN, "
[ -n "$UNKNOWN" ] && echo "UNKNOWN ($cUNKNOWN):$UNKNOWN, "
[ -n "$OK" ] && echo "OK ($cOK):$OK."
cat "$t"
exit $rc
|