diff options
Diffstat (limited to 'del-syslog')
| -rwxr-xr-x | del-syslog | 337 |
1 files changed, 25 insertions, 312 deletions
@@ -1,320 +1,33 @@ -#!/bin/sh -#--------------------------------------------------------------- -# Project : Mandriva Linux -# Module : rpm-helper -# File : del-syslog -# Version : 1 -# Author : Herton Ronaldo Krzesinski -# Thanks for Aurélio Marinho Jargas for -# helping me out with sed expressions, -# my first expressions were very slow to -# execute, parsing block oriented config files -# isn't very simple with line oriented tools -# like grep or sed -# Created On : Fri Jul 22 20:25:36 2005 -# Modified On : Wed Aug 03 14:29:14 2005 -# Purpose : helper script for rpm scriptlets to del a -# entry filter for software from package into -# syslog (supported sysklogd and syslog-ng). -#--------------------------------------------------------------- +#!/usr/bin/perl +# rpm helper scriptlet to remove a syslog entry (sysklogd and syslog-ng) +# $Id$ -if [ $# -lt 3 ]; then - echo "usage: $0 <pkg name> <num installed> <source> <facility> <level> <log file>" 1>&2 - exit 1 -fi - -priority_order="debug info notice warn,warning err,error crit alert emerg,panic" - -_del_source_sed() { - -cat << EOF -/^[[:space:]]*source/ { - :ini - /}/! { - N - b ini - } - s#[[:space:]]*unix-stream[[:space:]]*([[:space:]]*"\?$2"\?[[:space:]]*)[[:space:]]*\;##g - /[[:space:]]*source[[:space:]]*$1[[:space:]]*{[[:space:]]*}[[:space:]]*\;/d -} -EOF - -} - -delete_source() { - -local name=$1 -local sourcefile=$2 -_del_source_sed $name $sourcefile | sed -i -f - /etc/syslog-ng.conf - -} - -_del_destination_sed() { - -# argh: \\\ escape sequence because of shell -hdl=`echo $2 | sed 's#/#\\\/#g'` -cat << EOF -/^[[:space:]]*destination[[:space:]]\+$1/ { - :ini - /}/! { - N - b ini - } - /file[[:space:]]*([[:space:]]*"\?$hdl"\?[[:space:]]*)/d -} -EOF - -} - -# Below there are replacements on the form: -# `echo "$1" | sed "s/\\\*/\\\\\*/g"` -# They escape '*' because they are used inside the sed scripts and must not be -# interpreted as a regular expression/wildcard, as part of literal names. - -delete_destination() { - -local name=`echo "$1" | sed "s/\\\*/\\\\\*/g"` -local file=$2 -_del_destination_sed $name $file | sed -i -f - /etc/syslog-ng.conf - -} - -_del_filter_sed() { - -cat << EOF -/^[[:space:]]*filter[[:space:]]\+$1/ { - :ini - /}/! { - N - b ini - } - /facility[[:space:]]*([[:space:]]*"\?$2"\?[[:space:]]*)/ { - /level[[:space:]]*([[:space:]]*"\?$3"\?[[:space:]]*)/d - } -} -EOF - -} - -delete_filter() { - -local name=`echo "$1" | sed "s/\\\*/\\\\\*/g"` -local facility=$2 -local level=`echo "$3" | sed "s/\\\*/\\\\\*/g"` -_del_filter_sed $name $facility $level | sed -i -f - /etc/syslog-ng.conf - -} - -_del_log_sed() { - -cat << EOF -/^[[:space:]]*log/{ - :ini - /}/! { - N - b ini - } - /source[[:space:]]*([[:space:]]*"\?$1"\?[[:space:]]*)/ { - /filter[[:space:]]*([[:space:]]*"\?$2"\?[[:space:]]*)/ { - /destination[[:space:]]*([[:space:]]*"\?$3"\?[[:space:]]*)/d - } - } -} +die <<EOF if @ARGV < 2; +usage: $0 <pkg> <nb> EOF +foreach my $file ('/etc/syslog.conf', '/etc/syslog-ng.conf') { + del_syslog_entry($package, $file) if -f $file; } -delete_log() { +sub del_syslog_entry { + my ($package, $file) = @_; -local source=$1 -local filter=`echo "$2" | sed "s/\\\*/\\\\\*/g"` -local destination=`echo "$3" | sed "s/\\\*/\\\\\*/g"` -_del_log_sed $source $filter $destination | sed -i -f - /etc/syslog-ng.conf + my $content; + open(my $in, '<', $file) + or die "Can't open $file for reading: $!"; + while (my $line = <$in>) { + if ($line =~ /^# BEGIN: Automatically added by $package installation$/) { + while ($line = <$in>) { + last if $line =~ /^# END$/; + } + } else { + $content .= $line; + } + } + open(my $out, '>', $file) + or die "Can't open $file for writing: $!"; + print $out $content; + close($out); } - -pkg=$1 # name of the package -num=$2 # number of packages installed -source=$3 # from where the log will come (log stream) - # NOTE: source must be a unix-stream -facility=$4 # subclass of log source, like kern, mail... -level_begin=$5 # log level, eg.: info, notice, critical, -level_end=$6 # if a range was specified before, - # delete it -logfile=$7 # log file, like /var/log/messages - -# Don't remove entry on package updates -if [ "$num" -ne 0 ]; then - exit 0 -fi - -# Just ignore if it's default unix domain socket -[ "$source" = "/dev/log" ] && source="" || : - -# Handle level ranges -if [ -z "$level_begin" -a -n "$level_end" ]; then - level_begin=`echo $priority_order | cut -d " " -f 1` -elif [ -n "$level_begin" -a -z "$level_end" ]; then - level_end="$level_begin" -fi -if [ "$level_begin" = "debug" -a "$level_end" = "*" -o "$level_begin" = "*" -a "$level_end" = "emerg" ]; then - level_begin="*" - level_end="*" -elif [ "$level_begin" = "debug" -a "$level_end" = "emerg" ]; then - level_begin="*" - level_end="*" -elif [ "$level_begin" = "*" -a "$level_end" != "*" ]; then - level_begin="debug" -elif [ "$level_begin" != "*" -a "$level_end" = "*" ]; then - level_end="emerg" -fi - -# sysklogd handler -if [ -f /etc/syslog.conf ]; then - if [[ -n "$source" ]] && sed "s/#.*$//g" /etc/sysconfig/syslog | grep -q "$source"; then - source /etc/sysconfig/syslog - SYSLOGD_OPTIONS=`echo $SYSLOGD_OPTIONS | sed "s:[[:space:]]\+-a[[:space:]]\+$source::g"` - sed -i -e :a -e \ - "s:SYSLOGD_OPTIONS=\"[^\"]*\":SYSLOGD_OPTIONS=\"$SYSLOGD_OPTIONS\":g;/SYSLOGD_OPTIONS/N;//ba" \ - /etc/sysconfig/syslog - fi - if [ -n "$facility" -a -n "$level_begin" -a -n "$logfile" ]; then - lvl_begin="$level_begin" - lvl_end="$level_end" - if [ "$level_begin" = "*" -a "$level_end" = "*" -o \ - "$level_begin" = "debug" -a "$level_end" = "emerge" -o "$level_end" = "panic" ]; then - lnum=`grep -n "$logfile" /etc/syslog.conf | sed "s/#.*$//g" | grep "$facility\.\*" | cut -d ":" -f 1`; - [ -n "$lnum" ] && sed -i "${lnum}d;" /etc/syslog.conf || : - lvl_begin="debug" - lvl_end="emerg" - fi - levels=`echo $priority_order | sed -n "s:\([^[:space:]]*$lvl_begin.*\):\1:p"` - levels=`echo $levels | sed -n "s:\(.*$lvl_end[^[:space:]]*\):\1:p"` - levels=`echo $levels | sed 's:,: :g'` - for level in $levels; do - LNUM="" - for lnum in `grep -n "$logfile" /etc/syslog.conf | sed "s/#.*$//g" | grep "$facility" | grep "$level" | cut -d ":" -f 1`; do - [ -n "$lnum" ] && LNUM="${LNUM}${lnum}d;" || : - done - [ -n "$LNUM" ] && sed -i "$LNUM" /etc/syslog.conf || : - done - fi - [ -f "/etc/rc.d/init.d/syslog" ] && service syslog condrestart -fi - -# syslog-ng handler -if [ -f /etc/syslog-ng.conf ]; then - # First, make sure each directive is placed at each line, - # eg.: if we have to log directives on the same line (like - # "log { ... }; log { ... };" place them in separate lines to - # make file look better and make parsing easier - sed -i \ - -e ':ini' \ - -e 's/}; *\(\(source\|destination\|filter\|log\).*\)/}\n\1/;t ini' \ - /etc/syslog-ng.conf - - config=`sed "s/#.*$//g" /etc/syslog-ng.conf` - if [ -n "$source" ]; then - from=`echo $config | sed -n "s:\(.*source[[:space:]]\+\)\([[:alnum:]]\+\)\(.*$source.*\):\2:p"` - delete_source $pkg $source - else - from=`echo $config | sed -n "s:\(.*source[[:space:]]\+\)\([[:alnum:]]\+\)\(.*/dev/log.*\):\2:p"` - fi - - for level in $priority_order; do - if [ -n "$level_begin" ]; then - if echo $level | grep -q "$level_begin"; then - lvl=`echo $level | sed "s:,: :"` - c=0 - for depr in $lvl; do - lvl_start[$c]="$depr" - let c=c+1 - done - fi - fi - if [ -n "$level_end" ]; then - if echo $level | grep -q "$level_end"; then - lvl=`echo $level | sed "s:,: :"` - c=0 - for depr in $lvl; do - lvl_end[$c]="$depr" - let c=c+1 - done - fi - fi - done - - # We must test all possibilities for the given range, as also - # test for deprecated name levels. - if [ "$level_begin" = "*" -a "$level_end" = "*" -o \ - "$level_begin" = "debug" -a "$level_end" = "emerg" -o "$level_end" = "panic" ]; then - lvl_range[0]="*" - lvl_range[1]="debug..emerg" - lvl_range[2]="debug..panic" - lvl_label[0]="*" - lvl_label[1]="*_*" - lvl_label[2]="debug_emerg" - lvl_label[3]="debug_panic" - elif [ "${lvl_start[0]}" = "${lvl_end[0]}" -o "${lvl_start[0]}" = "${lvl_end[1]}" ]; then - lvl_range[0]="${lvl_start[0]}" - lvl_range[1]="${lvl_end[0]}" - lvl_label[0]="${lvl_start[0]}" - lvl_label[1]="${lvl_end[0]}" - else - if [ -n "${lvl_start[0]}" -a -n "${lvl_end[0]}" ]; then - lvl_range[0]="${lvl_start[0]}..${lvl_end[0]}" - lvl_label[0]="${lvl_start[0]}_${lvl_end[0]}" - fi - if [ -n "${lvl_start[0]}" -a -n "${lvl_end[1]}" ]; then - lvl_range[1]="${lvl_start[0]}..${lvl_end[1]}" - lvl_label[1]="${lvl_start[0]}_${lvl_end[1]}" - fi - if [ -n "${lvl_start[1]}" -a -n "${lvl_end[0]}" ]; then - lvl_range[2]="${lvl_start[1]}..${lvl_end[0]}" - lvl_label[2]="${lvl_start[1]}_${lvl_end[0]}" - fi - if [ -n "${lvl_start[1]}" -a -n "${lvl_end[1]}" ]; then - lvl_range[3]="${lvl_start[1]}..${lvl_end[1]}" - lvl_label[3]="${lvl_start[1]}_${lvl_end[1]}" - fi - fi - - # Remove destination - i=0 - while [ "$i" -lt 4 -a -n "$logfile" ]; do - if [ -n "${lvl_label[$i]}" ]; then - delete_destination ${pkg}_${lvl_label[$i]} $logfile - fi - let i=i+1 - done - - # Remove filter - i=0 - while [ "$i" -lt 4 -a -n "$facility" ]; do - j=0 - while [ "$j" -lt 4 -a -n "${lvl_range[$i]}" ]; do - if [ -n "${lvl_label[$j]}" ]; then - delete_filter f_${pkg}_${lvl_label[$j]} $facility ${lvl_range[$i]} - fi - let j=j+1 - done - let i=i+1 - done - - # Remove log directive - if [ -n "$from" ]; then - i=0 - while [ "$i" -lt 4 ]; do - j=0 - while [ "$j" -lt 4 -a -n "${lvl_label[$i]}" ]; do - if [ -n "${lvl_label[$j]}" ]; then - delete_log $from f_${pkg}_${lvl_label[$i]} ${pkg}_${lvl_label[$j]} - fi - let j=j+1 - done - let i=i+1 - done - fi - - [ -f "/etc/rc.d/init.d/syslog-ng" ] && service syslog-ng condrestart -fi |