print_config_title 'CHECK MAIL ALIAS CONFIG'

# This does not check if send mail works and if alias have been reloaded
# Check /etc/mail/aliases config file, checked param : root/operator

conf_file_to_test="/etc/mail/aliases"

# Check if conf file exist
if [[ ! -f "${conf_file_to_test}" ]]
then
	echo -e "${RED}ERROR : file ${conf_file_to_test} NOT FOUND.${NC}\n"
	MAIL_ALIAS_CONFIG_CHECK_FAILED=${MAIL_ALIAS_CONFIG_CHECK_FAILED}" Error, file ${conf_file_to_test} not found;" 
else
		
	# root
	check_value_in_conf_file "ALIAS" "${conf_file_to_test}" "root" "${MAIL_ALIAS_ROOT}"

	case ${?} in
	0) # OK, nothing to do
		;;
	1) # Error (wrong number of param or other)
		MAIL_ALIAS_CONFIG_CHECK_FAILED=${MAIL_ALIAS_CONFIG_CHECK_FAILED}" Error during root alias check with function check_value_in_conf_file, maybe incorrect number of parameter or file not found;" 
		;;
	2) # Unexpected value is set
		MAIL_ALIAS_CONFIG_CHECK_FAILED=${MAIL_ALIAS_CONFIG_CHECK_FAILED}" root alias is not well configured or has other value, set root: ${MAIL_ALIAS_ROOT};"
		;;
	3) # All expected values are NOT configured
		MAIL_ALIAS_CONFIG_CHECK_FAILED=${MAIL_ALIAS_CONFIG_CHECK_FAILED}" root alias is not well configured, set root: ${MAIL_ALIAS_ROOT};"
		;;
	*) # Unknown return code...
		MAIL_ALIAS_CONFIG_CHECK_FAILED=${MAIL_ALIAS_CONFIG_CHECK_FAILED}" Error, unknown return code when calling check_value_in_conf_file to check root alias;" 
		;;
	esac


	# root
	check_value_in_conf_file "ALIAS" "${conf_file_to_test}" "operator" "${MAIL_ALIAS_ROOT}"

	case ${?} in
	0) # OK, nothing to do
		;;
	1) # Error (wrong number of param or other)
		MAIL_ALIAS_CONFIG_CHECK_FAILED=${MAIL_ALIAS_CONFIG_CHECK_FAILED}" Error during operator alias check with function check_value_in_conf_file, maybe incorrect number of parameter or file not found;" 
		;;
	2) # Unexpected value is set
		MAIL_ALIAS_CONFIG_CHECK_FAILED=${MAIL_ALIAS_CONFIG_CHECK_FAILED}" operator alias is not well configured or has other value, set operator: ${MAIL_ALIAS_ROOT};"
		;;
	3) # All expected values are NOT configured
		MAIL_ALIAS_CONFIG_CHECK_FAILED=${MAIL_ALIAS_CONFIG_CHECK_FAILED}" operator alias is not well configured, set operator: ${MAIL_ALIAS_ROOT};"
		;;
	*) # Unknown return code...
		MAIL_ALIAS_CONFIG_CHECK_FAILED=${MAIL_ALIAS_CONFIG_CHECK_FAILED}" Error, unknown return code when calling check_value_in_conf_file to check operator alias;" 
		;;
	esac
fi