3 # $Id: top_mysql_users 22 2005-04-11 17:21:15Z jerome $
4 # ----------------------------------------------------------------------
5 # AlternC - Web Hosting System
6 # Copyright (C) 2002 by the AlternC Development Team.
8 # ----------------------------------------------------------------------
10 # Valentin Lacambre's web hosting softwares: http://altern.org/
11 # ----------------------------------------------------------------------
14 # This program is free software; you can redistribute it and/or
15 # modify it under the terms of the GNU General Public License (GPL)
16 # as published by the Free Software Foundation; either version 2
17 # of the License, or (at your option) any later version.
19 # This program is distributed in the hope that it will be useful,
20 # but WITHOUT ANY WARRANTY; without even the implied warranty of
21 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 # GNU General Public License for more details.
24 # To read the license please visit http://www.gnu.org/copyleft/gpl.html
25 # ----------------------------------------------------------------------
26 # Original Author of file: Jerome Moinet
27 # Purpose of file: Parse the mysql logs to give the n most active users
28 # ----------------------------------------------------------------------
30 echo "This script does not work with this AlternC version"
33 PROG_NAME=top_mysql_users
35 ALTERNC_ROOT=/var/alternc
36 ALTERNC_ETC=/etc/alternc
37 ALTERNC_LIB=/usr/lib/alternc
38 ALTERNC_CONF_FILE=$ALTERNC_ETC/local.sh
40 LOG_FILE=$LOG_DIR/mysql.log
41 TMP_ROOT=$ALTERNC_ROOT/tmp
42 RES_FILE=$TMP_ROOT/$PROG_NAME.res.$$
43 LOCK_FILE=/run/$PROG_NAME
44 export TEXTDOMAIN=alternc-admintools
48 # Be sure to use the right programs
49 # and be sure they are there
62 gettext=/usr/bin/gettext
63 printf=/usr/bin/printf
64 lockfileremove=/usr/bin/lockfile-remove
65 lockfilecreate=/usr/bin/lockfile-create
66 lockfiletouch=/usr/bin/lockfile-touch
68 # Must have gettext first to display error messages
69 [ -x "$gettext" ] || { echo "Cannot execute $gettext"; exit 1 ; }
71 for i in $awk $grep $cat $zcat $head $id $sort $rm $sed $cut $tail $ls $printf $lockfileremove $lockfilecreate $lockfiletouch
73 [ -x "$i" ] || { echo "$($gettext "Unable to execute") ${i}."; exit 1 ; }
77 #-------------------------
79 #-------------------------
81 # Language-dependent messages
82 # Uses gettext and mo files.
83 # Don't change these messages, change the .po file instead.
84 USAGE=$($gettext -e "Usage: top_mysql_users [ options ] number\n\ntop_mysql_users is a program that gives brief statistics\non mysql usage by parsing the mysql logs.\n\nOptions:\n -h, --help This help text.\n -v, --version Show version.\n -z, --use-gz-logs Parse gzipped and .1, ...n apache logs instead of just parsing the current log.\n -n, --number=NUMBER parse the NUMBER last lines of the current log.\n This option is not compatible with the --use-gz-logs option.\nSee the top_mysql_users(8) manual page for more information.")
85 NOT_FOUND_MSG=$($gettext "does not exist.")
86 NON_NUM_MSG=$($gettext "The \"number\" argument must be a number.")
87 NON_COMPATIBLE_MSG=$($gettext "The -n and -z options are not compatible.")
88 NON_NUM_MSG_FOR_N=$($gettext "The -n option requieres a number as argument.")
89 LOCKFILE_CREATION_FAILED=`$printf "$($gettext "%s is allready beeing executed.")" $PROG_NAME`
90 NON_ROOT_MSG=$($gettext "You have to be root (uid 0) to execute this program.")
91 HIT_RES_MSG=`$printf "$($gettext "Top %s mysql users, sorted by connexion number (using gzipped logs: %s):")" $NB_USERS $($gettext "$USE_GZ_LOGS")`
92 MISSING_CONF_FILE=`$printf "$($gettext "Can't find %s. Are you sure AlterncC is properly installed?")" $ALTERNC_CONF_FILE`
93 UNKNOWN_OPTION=$($gettext "Unknown %s option.")
97 #-------------------------
99 #-------------------------
103 $lockfileremove $LOCK_FILE
106 trap trap_EXIT INT KILL TERM QUIT ABRT STOP HUP
109 #-------------------------
111 #-------------------------
114 [ "`$id -u`" != "0" ] && { echo $NON_ROOT_MSG ; exit 1 ; }
122 [ "$IS_N_PARAM" = "true" ] && { shift ; IS_N_PARAM=false ; continue ; }
123 [ "`$printf "$ARG\n" | $cut -c1`" != "-" ] && [ "$IS_N_PARAM" = "false" ] && break
126 -h | --help ) echo $PROG_NAME version $PROG_VERSION ; $printf "$USAGE\n" ; exit ;;
127 -v | --version ) echo $PROG_NAME version $PROG_VERSION ; exit ;;
128 -z | --use-gz-logs ) USE_GZ_LOGS="$YES" ;;
130 if [ "$ARG" != "-n" ] ; then
131 N_PARAM=`echo $ARG | $cut -d"=" -f2`
136 [ `echo "$N_PARAM" | $grep -c [^0-9]` != 0 ] && { echo "$NON_NUM_MSG_FOR_N" ; exit 1 ; }
137 COMMAND="$tail -n $N_PARAM"
139 *) $printf "${UNKNOWN_OPTION}\n" $ARG ; exit 1 ;;
144 # -n and -z options are not compatible
145 [ "$USE_GZ_LOGS" = "$YES" ] && ! [ -z "$N_PARAM" ] && { echo $NON_COMPATIBLE_MSG ; exit 1 ; }
146 # Must have only 1 parameter
147 [ -z "$1" ] || [ "$#" -gt 1 ] && { $printf "$USAGE\n" ; exit 1 ; }
148 # Argument "number" must be numeric
149 [ `echo "$1" | $grep -c [^0-9]` != 0 ] && { echo "$NON_NUM_MSG" ; exit 1 ; } || NB_USERS=$1
150 # These dirs/files must exist
151 [ -d "$LOG_DIR" ] || { echo "$LOG_DIR $NOT_FOUND_MSG" ; exit 1 ; }
152 [ -d "$TMP_ROOT" ] || { echo "$TMP_ROOT $NOT_FOUND_MSG" ; exit 1 ; }
153 [ -f "$LOG_FILE" ] || { echo "$LOG_FILE $NOT_FOUND_MSG" ; exit 1 ; }
154 # Have to get AlternC conf file :
155 [ -f "$ALTERNC_CONF_FILE" ] || { echo $MISSING_CONF_FILE ; exit 1 ; } && . $ALTERNC_CONF_FILE
157 # Prevents executing more than one shell at the same time
158 $lockfilecreate --retry 1 $LOCK_FILE
161 echo $LOCKFILE_CREATION_FAILED
164 $lockfiletouch $LOCK_FILE &
170 # Have to parse files one by one or else system wil go on knees
171 $COMMAND $LOG_FILE | $grep " Connect " | $awk -F "@" '{z=split($1, a, " ") ; account[a[z]]++} END {for (item in account) print item" "account[item]}' > $RES_FILE
172 for FILE in `$ls -1 $LOG_FILE.* | $grep -v "\.gz$"`; do
173 [ "$USE_GZ_LOGS" = "$YES" ] && [ -f $FILE ] && $cat $FILE | $grep " Connect " | $awk -F "@" '{z=split($1, a, " ") ; account[a[z]]++} END {for (item in account) print item" "account[item]}' >> $RES_FILE
175 if [ "$USE_GZ_LOGS" = "$YES" ]
177 for GZLOG in $LOG_FILE.*.gz
179 $zcat $GZLOG | $grep -e " Connect " | $awk -F "@" '{z=split($1, a, " ") ; account[a[z]]++} END {for (item in account) print item" "account[item]}' >> $RES_FILE
186 $cat $RES_FILE | $awk '{account[$1]+=$2} END {for (item in account) print item" "account[item]}' | $awk {'printf ("%20.0f %s\n", $2, $1)'} | $sort -gr | $head -n$NB_USERS
189 # cleanly exit and remove temp files