Created
January 31, 2015 12:51
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LSOF restart services for Debian systems
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#!/bin/bash | |
# Author: Liraz Siri <liraz@turnkeylinux.org> 2015 - GPL3 licensed | |
if [ -z "$1" ] || [ "$1" = "-h" ]; then | |
cat<<EOF | |
Syntax: $0 lsof-pattern | |
Restarts running Debian services that match lsof-pattern (e.g., libc)" | |
Environment variables: | |
DRYRUN=y If set, don't actually restart services, just echo | |
Usage example: | |
DRYRUN=y $0 libc | |
$0 libc | |
EOF | |
exit 1 | |
fi | |
PAT=$1 | |
BLACKLIST=" | |
screen-cleanup | |
udev-mtab | |
udev | |
" | |
if [ -n "$DRYRUN" ]; then | |
prefix="echo" | |
else | |
prefix="" | |
fi | |
which lsof > /dev/null || apt-get -f install lsof | |
RE_BLACKLIST="$(echo $BLACKLIST |sed 's/ /\\|/g; s|^|^\\(|; s|$|\\)$|')" | |
lsof | grep "$PAT" | awk '{print $2}' | sort -u | # detect processes that use libc | |
xargs -n 1 -I {} readlink /proc/{}/exe | # lookup executable paths | |
xargs -n 1 dpkg -S 2>/dev/null | sed 's/:.*//' | sort -u | # lookup packages | |
xargs -n 1 dpkg -L | grep /etc/init.d/ | sed 's|.*/||' | # lookup services | |
grep -v $RE_BLACKLIST | grep -v '.sh' | # filter blacklist | |
xargs -n 1 -I {} /bin/sh -c "c='/etc/init.d/{} restart'; echo \$c; [ -z '$DRYRUN' ] && exec \$c" |
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