/*
* network.cc - Implementation of the Key classes for network configuration
* libhscript, the HorizonScript library for
* Project Horizon
*
* Copyright (c) 2019 Adélie Linux and contributors. All rights reserved.
* This code is licensed under the AGPL 3.0 license, as noted in the
* LICENSE-code file in the root directory of this repository.
*
* SPDX-License-Identifier: AGPL-3.0-only
*/
#include <algorithm>
#include "network.hh"
#include "util/output.hh"
using namespace Horizon::Keys;
Key *Network::parseFromData(const std::string data, int lineno, int *errors,
int *warnings) {
bool value;
if(!BooleanKey::parse(data, "installfile:" + std::to_string(lineno),
"network", &value)) {
if(errors) *errors += 1;
return nullptr;
}
return new Network(lineno, value);
}
bool Network::execute(ScriptOptions) const {
return false;
}
Key *NetAddress::parseFromData(const std::string data, int lineno, int *errors,
int *warnings) {
long elements = std::count(data.cbegin(), data.cend(), ' ') + 1;
std::string::size_type type_pos, addr_pos, prefix_pos, gw_pos;
std::string iface, type, addr, prefix, gw;
if(elements < 2) {
if(errors) *errors += 1;
output_error("installfile:" + std::to_string(lineno),
"netaddress: missing address type",
"one of 'dhcp', 'slaac', 'static' required");
return nullptr;
}
type_pos = data.find_first_of(' ');
iface = data.substr(0, type_pos);
/* theory: addr_pos could be npos, but that means 'read to end' anyway */
addr_pos = data.find_first_of(' ', type_pos + 1);
type = data.substr(type_pos + 1, (addr_pos - type_pos - 1));
/* ensure type is lower-cased, in case someone types 'DHCP' or 'SLAAC' */
std::transform(type.begin(), type.end(), type.begin(), ::tolower);
if(!type.compare("dhcp")) {
if(elements > 2) {
if(errors) *errors += 1;
output_error("installfile:" + std::to_string(lineno),
"netaddress: address type 'dhcp' does not "
"accept further elements");
return nullptr;
}
return new NetAddress(lineno, iface, AddressType::DHCP, "", 0, "");
} else if(!type.compare("slaac")) {
if(elements > 2) {
if(errors) *errors += 1;
output_error("installfile:" + std::to_string(lineno),
"netaddress: address type 'slaac' does not "
"accept further elements");
return nullptr;
}
return new NetAddress(lineno, iface, AddressType::SLAAC, "", 0, "");
} else if(type.compare("static")) {
if(errors) *errors += 1;
output_error("installfile:" + std::to_string(lineno),
"netaddress: invalid address type '" + type + "'",
"one of 'dhcp', 'slaac', 'static' required");
return nullptr;
}
/* static address */
if(elements < 4) {
if(errors) *errors += 1;
output_error("installfile:" + std::to_string(lineno),
"netaddress: address type 'static' requires at least "
"an IP address and prefix length");
return nullptr;
}
if(elements > 5) {
if(errors) *errors += 1;
output_error("installfile:" + std::to_string(lineno),
"netaddress: too many elements to address type 'static'");
return nullptr;
}
return nullptr;
}
bool NetAddress::validate(ScriptOptions) const {
/* possible to validate an address in the Installation Environment? */
return true;
}
bool NetAddress::execute(ScriptOptions) const {
return false;
}