harbian-audit/bin/hardening/8.1.1.1_audit_log_storage.sh

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#!/bin/bash
#
# harbian-audit for Debian GNU/Linux 7/8/9/10 or CentOS Hardening
#
#
# 8.1.1.1 Configure Audit Log Storage Size (Not Scored)
#
set -e # One error, it's over
set -u # One variable unset, it's over
HARDENING_LEVEL=4
FILE='/etc/audit/auditd.conf'
PATTERN='max_log_file'
VALUE=5
# This function will be called if the script status is on enabled / audit mode
audit () {
does_file_exist $FILE
if [ $FNRET != 0 ]; then
crit "$FILE does not exist"
else
ok "$FILE exists, checking configuration"
does_pattern_exist_in_file $FILE "^$PATTERN[[:space:]]"
if [ $FNRET != 0 ]; then
crit "$PATTERN is not present in $FILE"
else
ok "$PATTERN is present in $FILE"
fi
fi
}
# This function will be called if the script status is on enabled mode
apply () {
does_file_exist $FILE
if [ $FNRET != 0 ]; then
warn "$FILE does not exist, creating it"
touch $FILE
else
ok "$FILE exists"
fi
does_pattern_exist_in_file $FILE "^$PATTERN[[:space:]]"
if [ $FNRET != 0 ]; then
warn "$PATTERN is not present in $FILE, adding it"
add_end_of_file $FILE "$PATTERN = $VALUE"
else
ok "$PATTERN is present in $FILE"
fi
}
# This function will check config parameters required
check_config() {
:
}
# Source Root Dir Parameter
if [ -r /etc/default/cis-hardening ]; then
. /etc/default/cis-hardening
fi
if [ -z "$CIS_ROOT_DIR" ]; then
echo "There is no /etc/default/cis-hardening file nor cis-hardening directory in current environment."
echo "Cannot source CIS_ROOT_DIR variable, aborting."
exit 128
fi
# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
if [ -r $CIS_ROOT_DIR/lib/main.sh ]; then
. $CIS_ROOT_DIR/lib/main.sh
else
echo "Cannot find main.sh, have you correctly defined your root directory? Current value is $CIS_ROOT_DIR in /etc/default/cis-hardening"
exit 128
fi