Installation et sécurisation d'une station Debian 3.0 stable

Annexe 2. Génération automatisée de rapport système▲

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#!/bin/sh

#
# Debian-secinst v0.1.2 : ANNEXE 2 - Génération automatisée de rapport système
# Simon Castro
#

### VARIABLES

# Do we also mail the report ?
OK_TO_MAIL=1

# Report variables
CURRENT_DATE=`/bin/date "+%d%m%y-%H%M%S"`
REPORT_NAME=`/bin/hostname`

# mail variables
MAIL_ADDR="root"

# File to store variables
REPORT_DIR=/home/system/scripts/reports/
REPORT_FILE=$REPORT_DIR$REPORT_NAME"_"$CURRENT_DATE"_report.log"

# Logger variables
SYSLOGGED_NAME="System"
LOGGER_FILE="/usr/bin/logger -p local7.info -t $SYSLOGGED_NAME -i -- $REPORT_NAME system report : $REPORT_FILE"
LOGGER_MAIL="/usr/bin/logger -p local7.info -t $SYSLOGGED_NAME -i -- $REPORT_NAME system report : mailing to $MAIL_ADDR"

# Formatage du rapport
INDENT_IT='s/\(.*\)/\ \ \ \ \1/g'

### MAIN

# Tell syslog we are going to run the system report script
$LOGGER_FILE

# Get the report values

DISK_SPACE=`/bin/df -lh | /bin/sed "$INDENT_IT"`
PROCESS_LIST=`/bin/ps aux | /bin/sed "$INDENT_IT"`
INTERFACES_LIST=`/sbin/ifconfig | /bin/sed "$INDENT_IT"`
INTERFACES2_LIST=`/bin/netstat -in | /bin/sed "$INDENT_IT"`
ROUTAGE_LIST=`/bin/netstat -rn | /bin/sed "$INDENT_IT"`
CONNECTIONS_LIST=`/bin/netstat -tunap | /bin/sed "$INDENT_IT"`
STRANGE_FILES=`/usr/bin/find / \( -nouser -o -nogroup -o \( -type f \( -perm -004000 -o -perm -002000 \) \) \) -exec ls -la {} \; 2> /dev/null | /bin/sed "$INDENT_IT"`
LOG_FW_ACCEPT=`/bin/cat /var/log/fw_accept.log | /bin/sed "$INDENT_IT"`
LOG_FW_DENY=`/bin/cat /var/log/fw_deny.log | /bin/sed "$INDENT_IT"` 
LOG_SECURITE=`/bin/cat /var/log/sécurité.log | /bin/sed "$INDENT_IT"` 

### Warning : the next two lines are only one command line
QUOTAS_GROUP_LIST=`/usr/sbin/repquota -gva | /bin/sed 's/\*\*\*/\\
\*\*\*/' | /bin/sed "$INDENT_IT"`

### Warning : the next two lines are only one command line
QUOTAS_USER_LIST=`/usr/sbin/repquota -uva | /bin/sed 's/\*\*\*/\\
\*\*\*/' | /bin/sed "$INDENT_IT"`

# Create the report

{

/bin/cat <<EOF
Rapport système $REPORT_NAME - `/bin/date`

SystÃ¨me :
---------

Espace disque :
---------------
$DISK_SPACE

Quotas groupes :
----------------
$QUOTAS_GROUP_LIST

Quotas utilisateurs :
---------------------
$QUOTAS_USER_LIST

Processus :
-----------
$PROCESS_LIST

Réseau :
--------

Interfaces (/sbin/ifconfig) :
-----------------------------
$INTERFACES_LIST

Interfaces (/bin/netstat) :
---------------------------
$INTERFACES2_LIST

Routage :
---------
$ROUTAGE_LIST

Connexions :
------------
$CONNECTIONS_LIST

Test du système :
-----------------

Vérification des permissions fichiers (nouser/nogroup/suid/sgid) :
------------------------------------------------------------------
$STRANGE_FILES

Fichier de log sécurité :
-------------------------
$LOG_SECURITE

Fichier de log des connexions refusées par le firewall :
--------------------------------------------------------
$LOG_FW_DENY

Fichier de log des connexions acceptées par le firewall :
---------------------------------------------------------
$LOG_FW_ACCEPT

done -- - `/bin/date`
EOF


} > $REPORT_FILE

if [ $OK_TO_MAIL ] && [ $OK_TO_MAIL == 1 ]
then 
  $LOGGER_MAIL
  /bin/cat $REPORT_FILE | /usr/bin/mail -s "$REPORT_NAME system report" $MAIL_ADDR
fi