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[deborphan] Cleanup and add POD doc

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Signed-off-by: Olivier Mehani <shtrom@ssji.net>
This commit is contained in:
Olivier Mehani 2016-10-29 16:08:19 +11:00
parent 4a206ac9fd
commit 5cfc73c3c8
1 changed files with 46 additions and 25 deletions
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71
plugins/system/deborphan
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@ -1,36 +1,57 @@
#!/bin/bash
#
# Plugin to monitor the number of orphaned packages on the
# system (using deborphan). Might work on section distib, who knows...
#
# Based on the debsecan plugin by Nicolas Bouthors. 2016-09-02
#
# Olivie Mehani <shtrom@ssji.net>
#
# Licence : GPLv2
#
#%# family=auto
#%# capabilities=autoconf
: << =cut
=head1 NAME
deborphan - Monitor orphaned Debian packages
=head1 APPLICABLE SYSTEMS
Debian-ish systems with deborphan installed.
=head1 CONFIGURATION
None needed.
=head1 AUTHOR
Olivier Mehani <shtrom+munin@ssji.net>
Based on the debsecan plugin by Nicolas Bouthors. 2016-09-02
=head1 LICENSE
GPLv2
=head1 MAGIC MARKERS
#%# family=auto
#%# capabilities=autoconf
=cut
# Auto enable if we have deborphan only
if [ "$1" = "autoconf" ] ; then
if [ -x /usr/bin/deborphan ]; then
if which deborphan >/dev/null; then
echo yes
else
echo no
echo "no (deborphan is missing)"
fi
exit 0
fi
# Fail if we don't have deborphan
if [ ! -x /usr/bin/deborphan ]; then
if ! which deborphan >/dev/null; then
echo "deborphan is missing" >&2
exit 1
fi
OUT=`mktemp -t deborphan.XXXXXX`
deborphan --show-section --guess-all | sed 's/\//_/' | sort > ${OUT}
OUT=$(mktemp -t munin-deborphan.XXXXXX)
TMPFILES=$OUT
trap 'rm -f $TMPFILES' EXIT
deborphan --show-section --guess-all | sed 's/\//_/' | sort > "${OUT}"
CATEGORIES="$(sed 's/ .*//' ${OUT} | uniq)"
CATEGORIES="$(awk '{print $1}' "${OUT}" | uniq)"
if [ "$1" = "config" ]; then
cat <<EOF
@ -53,12 +74,12 @@ EOF
else
for cat in ${CATEGORIES}; do
TMP=`mktemp -t deborphan.XXXXXX`
sed -n "s/${cat} *//p" ${OUT} > ${TMP}
echo "${cat}.value `cat ${TMP} | wc -l`"
echo "${cat}.extinfo `echo $(cat ${TMP})`"
rm ${TMP}
TMP=$(mktemp -t munin-deborphan.XXXXXX)
TMPFILES="${TMPFILES} $TMP"
sed -n "s/${cat} \+//p" "${OUT}" > "${TMP}"
echo "${cat}.value $(wc -l < "${TMP}")"
# shellcheck disable=SC2005 disable=SC2046
# echo is not useless here: we want everything on one line
echo "${cat}.extinfo $(echo $(cat "${TMP}"))"
done
fi
rm -f ${OUT}