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https://github.com/ovh/debian-cis.git
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IMP(9.3.2): Add custom configuration management
Add create_config to allow user to customize their conf Improve tests Apply shellcheck recommendations
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@ -1,5 +1,6 @@
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#!/bin/bash
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# run-shellcheck
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#
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# CIS Debian Hardening
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#
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@ -11,17 +12,19 @@
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set -e # One error, it's over
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set -u # One variable unset, it's over
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# shellcheck disable=2034
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HARDENING_LEVEL=2
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# shellcheck disable=2034
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DESCRIPTION="Set LogLevel to INFO for SSH."
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PACKAGE='openssh-server'
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OPTIONS='LogLevel=INFO'
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OPTIONS=''
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FILE='/etc/ssh/sshd_config'
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# This function will be called if the script status is on enabled / audit mode
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audit () {
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is_pkg_installed $PACKAGE
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if [ $FNRET != 0 ]; then
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if [ "$FNRET" != 0 ]; then
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crit "$PACKAGE is not installed!"
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else
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ok "$PACKAGE is installed"
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@ -30,7 +33,7 @@ audit () {
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SSH_VALUE=$(echo $SSH_OPTION | cut -d= -f 2)
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PATTERN="^$SSH_PARAM[[:space:]]*$SSH_VALUE"
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does_pattern_exist_in_file $FILE "$PATTERN"
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if [ $FNRET = 0 ]; then
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if [ "$FNRET" = 0 ]; then
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ok "$PATTERN is present in $FILE"
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else
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crit "$PATTERN is not present in $FILE"
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@ -42,7 +45,7 @@ audit () {
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# This function will be called if the script status is on enabled mode
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apply () {
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is_pkg_installed $PACKAGE
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if [ $FNRET = 0 ]; then
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if [ "$FNRET" = 0 ]; then
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ok "$PACKAGE is installed"
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else
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crit "$PACKAGE is absent, installing it"
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@ -53,12 +56,12 @@ apply () {
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SSH_VALUE=$(echo $SSH_OPTION | cut -d= -f 2)
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PATTERN="^$SSH_PARAM[[:space:]]*$SSH_VALUE"
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does_pattern_exist_in_file $FILE "$PATTERN"
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if [ $FNRET = 0 ]; then
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if [ "$FNRET" = 0 ]; then
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ok "$PATTERN is present in $FILE"
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else
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warn "$PATTERN is not present in $FILE, adding it"
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does_pattern_exist_in_file $FILE "^$SSH_PARAM"
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if [ $FNRET != 0 ]; then
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if [ "$FNRET" != 0 ]; then
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add_end_of_file $FILE "$SSH_PARAM $SSH_VALUE"
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else
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info "Parameter $SSH_PARAM is present but with the wrong value -- Fixing"
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@ -69,6 +72,16 @@ apply () {
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done
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}
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# This function will create the config file for this check with default values
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create_config() {
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cat << EOF
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# shellcheck disable=2034
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status=audit
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# Put here your loglevel for ssh
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OPTIONS='LogLevel=INFO'
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EOF
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}
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# This function will check config parameters required
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check_config() {
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:
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@ -85,8 +98,9 @@ if [ -z "$CIS_ROOT_DIR" ]; then
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fi
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# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
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if [ -r $CIS_ROOT_DIR/lib/main.sh ]; then
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. $CIS_ROOT_DIR/lib/main.sh
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if [ -r "$CIS_ROOT_DIR"/lib/main.sh ]; then
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# shellcheck source=/opt/debian-cis/lib/main.sh
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. "$CIS_ROOT_DIR"/lib/main.sh
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else
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echo "Cannot find main.sh, have you correctly defined your root directory? Current value is $CIS_ROOT_DIR in /etc/default/cis-hardening"
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exit 128
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