debian-cis/bin/hardening/2.2.16_disable_rsync.sh
Thibault Ayanides c17d04ecc2 IMP(shellcheck): comply with shellcheck rules
I added shellcheck prefixes to fix:
 * SC1091 (following sourced files)
 * SC2034 (unused variables)
2020-11-27 09:18:00 +01:00

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#!/bin/bash
# run-shellcheck
#
# CIS Debian Hardening
#
#
# 2.2.16 Ensure rsync service is not enabled (Scored)
#
set -e # One error, it's over
set -u # One variable unset, it's over
# shellcheck disable=2034
HARDENING_LEVEL=3
# shellcheck disable=2034
DESCRIPTION="Ensure rsync service is not enabled."
# shellcheck disable=2034
HARDENING_EXCEPTION=rsync
PACKAGE='rsync'
RSYNC_DEFAULT_PATTERN='RSYNC_ENABLE=false'
RSYNC_DEFAULT_FILE='/etc/default/rsync'
RSYNC_DEFAULT_PATTERN_TO_SEARCH='RSYNC_ENABLE=true'
# This function will be called if the script status is on enabled / audit mode
audit () {
is_pkg_installed $PACKAGE
if [ $FNRET != 0 ]; then
ok "$PACKAGE is not installed"
else
ok "$PACKAGE is installed, checking configuration"
does_pattern_exist_in_file $RSYNC_DEFAULT_FILE "^$RSYNC_DEFAULT_PATTERN"
if [ $FNRET != 0 ]; then
crit "$RSYNC_DEFAULT_PATTERN not found in $RSYNC_DEFAULT_FILE"
else
ok "$RSYNC_DEFAULT_PATTERN found in $RSYNC_DEFAULT_FILE"
fi
fi
}
# This function will be called if the script status is on enabled mode
apply () {
is_pkg_installed $PACKAGE
if [ $FNRET != 0 ]; then
ok "$PACKAGE is not installed"
else
ok "$PACKAGE is installed, checking configuration"
does_pattern_exist_in_file $RSYNC_DEFAULT_FILE "^$RSYNC_DEFAULT_PATTERN"
if [ $FNRET != 0 ]; then
warn "$RSYNC_DEFAULT_PATTERN not found in $RSYNC_DEFAULT_FILE, adding it"
backup_file $RSYNC_DEFAULT_FILE
replace_in_file $RSYNC_DEFAULT_FILE $RSYNC_DEFAULT_PATTERN_TO_SEARCH $RSYNC_DEFAULT_PATTERN
else
ok "$RSYNC_DEFAULT_PATTERN found in $RSYNC_DEFAULT_FILE"
fi
fi
}
# This function will check config parameters required
check_config() {
:
}
# Source Root Dir Parameter
if [ -r /etc/default/cis-hardening ]; then
# shellcheck source=../../debian/default
. /etc/default/cis-hardening
fi
if [ -z "$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
# shellcheck source=../../lib/main.sh
. $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