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F4KXL_DStarGateway/DStarGatewayConfig.cpp

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/*
* Copyright (C) 2010,2011,2012 by Jonathan Naylor G4KLX
* Copyright (c) 2017 by Thomas A. Early N7TAE
* Copyright (c) 2021 by Geoffrey Merck F4FXL / KC3FRA
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <string>
#include <sstream>
#include <iostream>
#include "Utils.h"
#include "DStarGatewayConfig.h"
#include "DStarDefines.h"
CDStarGatewayConfig::CDStarGatewayConfig(const std::string &pathname)
: m_fileName(pathname)
{
}
bool CDStarGatewayConfig::load()
{
Config cfg;
if(open(cfg)
&& loadGateway(cfg)
&& loadIrcDDB(cfg)
&& loadRepeaters(cfg)) {
return true;
}
return false;
}
bool CDStarGatewayConfig::loadPaths(const Config & cfg)
{
get_value(cfg, "paths.log", m_paths.logDir, 0, 2048, "/var/log/dstargateway/", true);
get_value(cfg, "paths.data", m_paths.dataDir, 0, 2048, "/var/log/dstargateway/", true);
if(m_paths.logDir[m_paths.logDir.length() - 1] != '/') {
m_paths.logDir.push_back('/');
}
if(m_paths.dataDir[m_paths.dataDir.length() - 1] != '/') {
m_paths.dataDir.push_back('/');
}
//TODO 20211226 check if directory are accessible
return true;
}
bool CDStarGatewayConfig::loadRepeaters(const Config & cfg)
{
cfg.lookup("repeaters");
// repeater parameters
for (int i=0; i<cfg.lookup("repeaters").getLength(); i++) {
std::stringstream key;
bool isOk = false;
TRepeater * repeater = new TRepeater;
key << "repeaters.[" << i << "]";
if (get_value(cfg, key.str() + ".callsign", repeater->callsign, 0, 7, m_gateway.callsign, true)) {
CUtils::ToUpper(repeater->callsign);
}
if(get_value(cfg, key.str() + ".band", repeater->band, 1, 1, "A")) {
CUtils::ToUpper(repeater->band);
}
if (get_value(cfg, key.str() + ".address", repeater->address, 0, 15, "127.0.0.1", true)) {
// ???
}
if(get_value(cfg, key.str() + ".port", repeater->port, 1U, 65535U, 20011U)) {
// ???
}
std::string hwType;
if(get_value(cfg, key.str() + ".type", hwType, 1, 5, "", false, {"hb", "icom"} )) {
if(hwType == "hb") repeater->hwType = HW_HOMEBREW;
else if(hwType == "icom") repeater->hwType = HW_ICOM;
}
if (get_value(cfg, key.str() + ".reflector", repeater->reflector, 0, LONG_CALLSIGN_LENGTH, "", true)) {
// ???
}
if (get_value(cfg, key.str() + ".reflectorAtStartup", repeater->reflectorAtStartup, true)) {
// ???
}
std::string reconnect;
if (get_value(cfg, key.str() + ".reflectorReconnect", reconnect, 1, 5, "never", true,
{"never", "fixed", "5", "10", "15", "20", "25", "30", "60", "90", "120", "180"})) {
if(reconnect == "never") repeater->reflectorReconnect = RECONNECT_NEVER;
else if(reconnect == "5") repeater->reflectorReconnect = RECONNECT_5MINS;
else if(reconnect == "10") repeater->reflectorReconnect = RECONNECT_10MINS;
else if(reconnect == "15") repeater->reflectorReconnect = RECONNECT_15MINS;
else if(reconnect == "20") repeater->reflectorReconnect = RECONNECT_20MINS;
else if(reconnect == "25") repeater->reflectorReconnect = RECONNECT_25MINS;
else if(reconnect == "30") repeater->reflectorReconnect = RECONNECT_30MINS;
else if(reconnect == "60") repeater->reflectorReconnect = RECONNECT_60MINS;
else if(reconnect == "90") repeater->reflectorReconnect = RECONNECT_90MINS;
else if(reconnect == "120") repeater->reflectorReconnect = RECONNECT_120MINS;
else if(reconnect == "180") repeater->reflectorReconnect = RECONNECT_180MINS;
else if(reconnect == "fixed") repeater->reflectorReconnect = RECONNECT_FIXED;
}
if(get_value(cfg, key.str() + ".frequency", repeater->frequency, 0.0, 1500.0, 434.0)) {
// ???
}
if(get_value(cfg, key.str() + ".offset", repeater->offset, 0.0, 50.0, 0.0)) {
// ???
}
if(get_value(cfg, key.str() + ".rangeKm", repeater->range, 0.0, 3000.0, 0.0)) {
// ???
}
if(get_value(cfg, key.str() + ".latitude", repeater->latitude, -90, 90.0, m_gateway.latitude)) {
// ???
}
if(get_value(cfg, key.str() + ".longitude", repeater->longitude, -180, 180.0, m_gateway.longitude)) {
// ???
}
if(get_value(cfg, key.str() + ".agl", repeater->agl, 0, 1000.0, 0.0)) {
// ???
}
if(get_value(cfg, key.str() + ".description1", m_gateway.description1, 0, 1024, "")) {
// ???
}
if(get_value(cfg, key.str() + ".description2", m_gateway.description2, 0, 1024, "")) {
// ???
}
if(get_value(cfg, key.str() + ".url", m_gateway.url, 0, 1024, "")) {
// ???
}
int band;
if(get_value(cfg, key.str() + ".band1", band, 0, 255, 0)) {
repeater->band1 = (unsigned char)band;
}
if(get_value(cfg, key.str() + ".band2", band, 0, 255, 0)) {
repeater->band2 = (unsigned char)band;
}
if(get_value(cfg, key.str() + ".band3", band, 0, 255, 0)) {
repeater->band3 = (unsigned char)band;
}
// We have read a complete repeater record, validate it
if(repeater->callsign.length() > 0) {
isOk = true;
}
else {
std::cout << "Repeater " << i << " has an empty callsign" << std::endl ;
}
if (isOk && !isalpha(repeater->band[0])) {
isOk = false;
std::cout << "Repeater " << i << " band is not a letter" << std::endl;
}
if (isOk && repeater->address.length() == 0) {
isOk = false;
}
if(!isOk) {
delete repeater;
} else {
std::cout << "REPEATER: " << repeater->callsign << "-" << repeater->band << " " << repeater->address << ":" << repeater->port << std::endl;
m_repeaters.push_back(repeater);
}
}
return m_repeaters.size() > 0;
}
bool CDStarGatewayConfig::loadIrcDDB(const Config & cfg)
{
//ircDDB Networks
for(int i = 0; i < cfg.lookup("ircddb").getLength(); i++) {
TircDDB * ircddb = new TircDDB();
std::stringstream key;
key << "ircddb.[" << i << "].hostname";
if(! get_value(cfg, key.str(), ircddb->hostname, 5, 30, "") || ircddb->hostname == "") {//do not allow hostname to be empty
delete ircddb;
continue;
}
key.str("");key.clear();
key << "ircddb.[" << i << "].username";
if (! get_value(cfg, key.str(), ircddb->username, 3, 8, m_gateway.callsign)) {//default user name to callsign
delete ircddb;
continue;
}
CUtils::ToUpper(ircddb->username);
key.str("");key.clear();
key << "ircddb.[" << i << "].password";
if(!get_value(cfg, key.str(), ircddb->password, 0, 30, "")) {
delete ircddb;
continue;
}
ircddb->isQuadNet = ircddb->hostname.find("openquad.net") != std::string::npos;
this->m_ircDDB.push_back(ircddb);
std::cout << "IRCDDB: host=" << ircddb->hostname << " user=" << ircddb->username << " password=" << ircddb->password << std::endl;
}
if(this->m_ircDDB.size() == 0) {//no ircddb network specified? Default to openquad!
TircDDB * ircddb = new TircDDB();
ircddb->hostname = "ipv4.openquad.net";
ircddb->password = "";
ircddb->username = m_gateway.callsign;
ircddb->isQuadNet = true;
this->m_ircDDB.push_back(ircddb);
std::cout << "No ircDDB networks configured, defaulting to IRCDDB: host=" << ircddb->hostname << " user=" << ircddb->username << " password=" << ircddb->password << "\n";
}
return true;
}
bool CDStarGatewayConfig::loadGateway(const Config & cfg)
{
if (! get_value(cfg, "gateway.callsign", m_gateway.callsign, 3, 8, "")
|| 0 == m_gateway.callsign.size())
{
printf("CONFIG: No gateway callsign specified");
return false;
}
CUtils::ToUpper(m_gateway.callsign);
get_value(cfg, "gateway.address", m_gateway.address, 0, 20, "0.0.0.0", true);
get_value(cfg, "gateway.hbaddress", m_gateway.hbAddress, 0, 20, "127.0.0.1", true);
get_value(cfg, "gateway.hbport", m_gateway.hbPort, 1U, 65535U, 20010U);
get_value(cfg, "gateway.icomAddress", m_gateway.icomAddress, 0, 20, "127.0.0.1", true);
get_value(cfg, "gateway.icomPort", m_gateway.icomPort, 1U, 65535U, 20000U);
get_value(cfg, "gateway.latitude", m_gateway.latitude, -90.0, 90.0, 0.0);
get_value(cfg, "gateway.longitude", m_gateway.longitude, -180.0, 180.0, 0.0);
get_value(cfg, "gateway.description1", m_gateway.description1, 0, 1024, "");
get_value(cfg, "gateway.description2", m_gateway.description2, 0, 1024, "");
get_value(cfg, "gateway.url", m_gateway.url, 0, 1024, "");
std::cout << "GATEWAY: callsign='" << m_gateway.callsign << "' listen address='" << m_gateway.address << std::endl;
CUtils::clean(m_gateway.description1, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789 .,&*()-+=@/?:;");
CUtils::clean(m_gateway.description2, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789 .,&*()-+=@/?:;");
CUtils::clean(m_gateway.url, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789 .,&*()-+=@/?:;");
//properly size values
m_gateway.callsign.resize(LONG_CALLSIGN_LENGTH - 1U, ' ');
m_gateway.callsign.push_back('G');
return true;
}
bool CDStarGatewayConfig::open(Config & cfg)
{
if (m_fileName.size() < 1) {
printf("Configuration filename too short!\n");
return false;
}
try {
cfg.readFile(m_fileName.c_str());
}
catch(const FileIOException &fioex) {
printf("Can't read %s\n", m_fileName.c_str());
return false;
}
catch(const ParseException &pex) {
printf("Parse error at %s:%d - %s\n", pex.getFile(), pex.getLine(), pex.getError());
return false;
}
return true;
}
CDStarGatewayConfig::~CDStarGatewayConfig()
{
while (m_repeaters.size()) {
delete m_repeaters.back();
m_repeaters.pop_back();
}
while(m_ircDDB.size()) {
delete m_ircDDB.back();
m_ircDDB.pop_back();
}
}
bool CDStarGatewayConfig::get_value(const Config &cfg, const std::string &path, unsigned int &value, unsigned int min, unsigned int max, unsigned int default_value)
{
value = default_value;
int valueTmp;
if(get_value(cfg, path, valueTmp, (int)min, (int)max, (int)default_value)
&& valueTmp >= 0) {
value = valueTmp;
}
return true;
}
bool CDStarGatewayConfig::get_value(const Config &cfg, const std::string &path, int &value, int min, int max, int default_value)
{
if (cfg.lookupValue(path, value)) {
if (value < min || value > max)
value = default_value;
} else
value = default_value;
return true;
}
bool CDStarGatewayConfig::get_value(const Config &cfg, const std::string &path, double &value, double min, double max, double default_value)
{
if (cfg.lookupValue(path, value)) {
if (value < min || value > max)
value = default_value;
} else
value = default_value;
return true;
}
bool CDStarGatewayConfig::get_value(const Config &cfg, const std::string &path, bool &value, bool default_value)
{
if (! cfg.lookupValue(path, value))
value = default_value;
return true;
}
bool CDStarGatewayConfig::get_value(const Config &cfg, const std::string &path, std::string &value, int min, int max, const std::string &default_value)
{
return get_value(cfg, path, value, min, max, default_value, false);
}
bool CDStarGatewayConfig::get_value(const Config &cfg, const std::string &path, std::string &value, int min, int max, const std::string &default_value, bool emptyToDefault)
{
if (cfg.lookupValue(path, value)) {
int l = value.length();
if (l<min || l>max) {
std::cout << path << "=" << value << " has an inalid length, must be between " << min << " and " << max << " actual " << l << "\n";
return false;
}
} else
value = default_value;
if(emptyToDefault && value.length() == 0) {
value = default_value;
}
return true;
}
bool CDStarGatewayConfig::get_value(const Config &cfg, const std::string &path, std::string &value, int min, int max, const std::string &default_value, bool emptyToDefault, const std::vector<std::string>& allowedValues)
{
bool ret = get_value(cfg, path, value, min, max, default_value, emptyToDefault);
if(ret) {
for(std::string s : allowedValues) {
if(s == value) {
ret = true;
break;
}
}
}
if(!ret) {
std::stringstream message;
message << path << "=" << value << " has an invalid value. Valid values are : ";
for(std::string s : allowedValues) {
message << s << ", ";
}
message << std::endl;
std::cout << message.str();
}
return ret;
}
void CDStarGatewayConfig::getGateway(TGateway & gateway) const
{
gateway = m_gateway;
}
void CDStarGatewayConfig::getIrcDDB(unsigned int ircddb, TircDDB & ircDDB) const
{
ircDDB = *(m_ircDDB[ircddb]);
}
unsigned int CDStarGatewayConfig::getRepeaterCount() const
{
return m_repeaters.size();
}
unsigned int CDStarGatewayConfig::getIrcDDBCount() const
{
return m_ircDDB.size();
}
void CDStarGatewayConfig::getRepeater(unsigned int index, TRepeater & repeater) const
{
repeater = *(m_repeaters[index]);
}
void CDStarGatewayConfig::getPaths(Tpaths & paths) const
{
paths = m_paths;
}
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