+#!/bin/bash
+###############################################################################
+# #
+# IPFire.org - A linux based firewall #
+# Copyright (C) 2014 IPFire Network Development Team #
+# #
+# This program is free software: you can redistribute it and/or modify #
+# it under the terms of the GNU General Public License as published by #
+# the Free Software Foundation, either version 3 of the License, or #
+# (at your option) any later version. #
+# #
+# This program is distributed in the hope that it will be useful, #
+# but WITHOUT ANY WARRANTY; without even the implied warranty of #
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
+# GNU General Public License for more details. #
+# #
+# You should have received a copy of the GNU General Public License #
+# along with this program. If not, see <http://www.gnu.org/licenses/>. #
+# #
+###############################################################################
+
+function settings_read() {
+ local file=${1}
+ assert isset file
+ shift
+
+ local valid_keys=$@
+
+ # Exit if the file cannot be read.
+ [ -r "${file}" ] || return ${EXIT_ERROR}
+
+ local line key val
+ while read -r line; do
+ case "${line}" in
+ *=*)
+ key=$(cli_get_key ${line})
+
+ # If valid keys is set, key must be in the list.
+ if [ -n "${valid_keys}" ]; then
+ if ! listmatch ${key} ${valid_keys}; then
+ log DEBUG "Ignoring configuration setting: ${key}"
+ continue
+ fi
+ fi
+
+ val=$(cli_get_val ${line})
+ val=$(settings_strip ${val})
+
+ # Assign variable.
+ printf -v ${key} "%s" "${val}"
+ ;;
+ *)
+ log DEBUG "Invalid line in configuration file: ${line}"
+ ;;
+ esac
+ done < ${file}
+}
+
+function settings_read_array() {
+ local file=${1}
+ assert isset file
+ shift
+
+ local array=${1}
+ assert isset array
+ shift
+
+ local valid_keys=$@
+
+ # Exit if the file cannot be read.
+ [ -r "${file}" ] || return ${EXIT_ERROR}
+
+ local line key val
+ while read -r line; do
+ case "${line}" in
+ *=*)
+ key=$(cli_get_key ${line})
+
+ # If valid_keys is set, key must be in the list.
+ if [ -n "${valid_keys}" ]; then
+ if ! listmatch ${key} ${valid_keys}; then
+ log DEBUG "Ignoring configuration setting: ${key}"
+ continue
+ fi
+ fi
+
+ val=$(cli_get_val ${line})
+ val=$(settings_strip ${val})
+
+ # Assign variable.
+ printf -v "${array}["${key}"]" "%s" "${val}"
+ ;;
+ *)
+ log DEBUG "Invalid line in configuration file: ${line}"
+ ;;
+ esac
+ done < ${file}
+}
+
+# Strip leading and trailing "s.
+function settings_strip() {
+ local var="$@"
+
+ # Do nothing for strings that contain spaces.
+ if contains_spaces ${var}; then
+ print "${var}"
+ return ${EXIT_OK}
+ fi
+
+ unquote "${var}"
+}
+
+function settings_write() {
+ local settings_file=${1}
+ assert isset settings_file
+ shift
+
+ # Check if all values to be written are sane
+ if ! settings_check; then
+ log CRITICAL "Configuration check failed. No settings have been written."
+ return ${EXIT_ERROR}
+ fi
+
+ log DEBUG "Writing settings file ${settings_file}."
+
+ mkdir -p $(dirname ${settings_file}) 2>/dev/null
+ > ${settings_file}
+
+ local param
+ for param in $(listsort $@); do
+ echo "${param}=\"${!param}\"" >> ${settings_file}
+ done
+}
+
+function settings_remove() {
+ local settings_file="${1}"
+
+ local abspath="$(readlink -e "${settings_file}")"
+ if [ "${settings_file}" != "${abspath}" ]; then
+ log ERROR "Can only handle absolute paths"
+ return ${EXIT_ERROR}
+ fi
+
+ rm -f "${settings_file}"
+}
+
+function settings_print() {
+ local param
+
+ for param in $(listsort $@); do
+ printf "%-32s = %s\n" "${param}" "${!param}"
+ done
+}
+
+function settings_check() {
+ # If there is a function defined that is called __check
+ # we call that function
+ if [ -n "$(type -t _check)" ]; then
+ _check || return $?
+ fi
+
+ return ${EXIT_OK}
+}
+
+function settings_set() {
+ while [ $# -gt 0 ]; do
+ case "${1}" in
+ *=*)
+ local key=$(cli_get_key ${1})
+ local val=$(cli_get_val ${1})
+
+ log INFO "Setting configuration option '${key}=${val}'".
+
+ printf -v ${key} "%s" "${val}"
+ ;;
+ *)
+ warning "Invalid parameter given: ${1}"
+ ;;
+ esac
+ shift
+ done
+}
+
+function network_settings_read() {
+ local options="${NETWORK_SETTINGS_FILE_PARAMS}"
+
+ # If the DEBUG variable has already been set,
+ # don't overwrite it.
+ if [ -n "${DEBUG}" ]; then
+ list_remove options DEBUG
+ fi
+
+ settings_read "${NETWORK_SETTINGS_FILE}" ${options}
+}
+
+function network_settings_write() {
+ settings_write "${NETWORK_SETTINGS_FILE}" ${NETWORK_SETTINGS_FILE_PARAMS}
+
+ # Update DNS configuration.
+ dns_generate_resolvconf
+}
+
+function network_settings_print() {
+ settings_print ${NETWORK_SETTINGS_FILE_PARAMS}
+}
+
+function firewall_settings_read() {
+ settings_read "${FIREWALL_SETTINGS_FILE}" "${FIREWALL_SETTINGS_PARAMS}"
+}
+
+function firewall_settings_write() {
+ settings_write "${FIREWALL_SETTINGS_FILE}" "${FIREWALL_SETTINGS_PARAMS}"
+}
+
+function firewall_settings_print() {
+ settings_print "${FIREWALL_SETTINGS_PARAMS}"
+}
projects / people / stevee / network.git / commitdiff
