developer.intra2net.com Git - bpdyndnsd/blob - src/config.cpp

   1 /** @file
   2  * @brief Config class implementation. This class represents the actual configuration.
   3  *
   4  *
   5  *
   6  * @copyright Intra2net AG
   7  * @license GPLv2
   8 */
   9
  10 #include "config.hpp"
  11
  12 #include "service_dhs.hpp"
  13 #include "service_ods.hpp"
  14 #include "service_dyndns.hpp"
  15 #include "service_dyns.hpp"
  16 #include "service_easydns.hpp"
  17 #include "service_tzo.hpp"
  18 #include "service_zoneedit.hpp"
  19 #include "service_gnudip.hpp"
  20
  21 #include <time.h>
  22 #include <iostream>
  23 #include <fstream>
  24
  25 #include <boost/foreach.hpp>
  26 #include <boost/filesystem.hpp>
  27 #include <boost/regex.hpp>
  28 #include <boost/algorithm/string.hpp>
  29
  30
  31 namespace po = boost::program_options;
  32 namespace fs = boost::filesystem;
  33 namespace ba = boost::algorithm;
  34
  35 typedef boost::shared_ptr<boost::program_options::options_description> Options_descriptionPtr;
  36
  37 using namespace std;
  38
  39
  40 /**
  41  * Default Constructor. Available command line and config file options with their default values are defined here.
  42  */
  43 Config::Config()
  44     : Log(new Logger)
  45     , ServiceHolder(new Serviceholder)
  46     , DaemonMode(false)
  47     , Syslog(false)
  48     , EnableIPv6(false)
  49     , Loglevel(0)
  50     , ConfigPath("/etc/bpdyndnsd")
  51     , WebcheckInterval(0)
  52     , ProxyPort(0)
  53     , ExternalWarningLog("")
  54     , ExternalWarningLevel(0)
  55     , StartOffline(false)
  56     , WebcheckEnabled(false)
  57     , ExternalLogOnlyOnce(false)
  58     , DialupMode(false)
  59     , DialupBurstPeriodSeconds(120)
  60     , DialupSleepSeconds(10 * 60)
  61 {
  62     define_config_options();
  63 }
  64
  65
  66 /**
  67  * Constructor with Logger and Serviceholder objects. Available command line and config file options with their default values are defined here.
  68  * @todo Move the program options init code to a function used by both constructors
  69  */
  70 Config::Config(Logger::Ptr _log, Serviceholder::Ptr _serviceholder)
  71     : Log(_log)
  72     , ServiceHolder(_serviceholder)
  73     , DaemonMode(false)
  74     , Syslog(false)
  75     , EnableIPv6(false)
  76     , Loglevel(0)
  77     , ConfigPath("/etc/bpdyndnsd")
  78     , WebcheckInterval(0)
  79     , ProxyPort(0)
  80     , ExternalWarningLog("")
  81     , ExternalWarningLevel(0)
  82     , StartOffline(false)
  83     , WebcheckEnabled(false)
  84     , ExternalLogOnlyOnce(false)
  85     , DialupMode(false)
  86     , DialupBurstPeriodSeconds(120)
  87     , DialupSleepSeconds(10 * 60)
  88 {
  89     define_config_options();
  90 }
  91
  92
  93 /**
  94  * Default Destructor
  95  */
  96 Config::~Config()
  97 {
  98 }
  99
 100
 101 /**
 102 * Define valid config options with default parameters.
 103 */
 104 void Config::define_config_options()
 105 {
 106     // Available service description config options
 107     po::options_description opt_desc_service("Service description options");
 108     opt_desc_service.add_options()
 109         ("protocol",po::value<string>(),"The service protocol.")
 110         ("server",po::value<string>(),"Servername needed for gnudip/dyndns protocol.")
 111         ("host",po::value<string>(),"The hostname to update.")
 112         ("login",po::value<string>(),"Login name.")
 113         ("password",po::value<string>(),"Corresponding password.")
 114         ("update_interval",po::value<int>()->default_value(-1),"Update interval in minutes.")
 115         ("max_updates_within_interval",po::value<int>()->default_value(-1),"How many updates can be made in one interval.")
 116         ("max_equal_updates_in_succession",po::value<int>()->default_value(-1),"How many updates with the same IP in succession should be made.")
 117         ("dns_cache_ttl",po::value<int>()->default_value(-1),"How long a dns record is valid.")
 118     ;
 119
 120     // Available command line only options
 121     po::options_description opt_desc_cmd_only("Command line only options");
 122     opt_desc_cmd_only.add_options()
 123         ("help,?","Show help.")
 124         ("version,v","Show version.")
 125         ("config,c",po::value<string>()->default_value("/etc/bpdyndnsd"),"Set the config path.")
 126     ;
 127
 128     // Available generic options. Valid on cmd or in config file.
 129     po::options_description opt_desc_generic("Generic config options");
 130     opt_desc_generic.add_options()
 131         ("daemon_mode",po::value<bool>()->default_value(false),"Run as system daemon.")
 132         ("loglevel",po::value<int>()->default_value(0),"Loglevel.")
 133         ("syslog",po::value<bool>()->default_value(false),"Use syslog facility.")
 134         ("enable_ipv6",po::value<bool>()->default_value(false),"Try to use IPv6.")
 135         ("webcheck_enabled",po::value<bool>()->default_value(false),"Use webcheck url to determine actual IP address.")
 136         ("webcheck_url",po::value<string>()->default_value(""),"Use this URL to determine IP.")
 137         ("webcheck_url_alt",po::value<string>()->default_value(""),"Use this alternative URL to determine IP.")
 138         ("webcheck_interval",po::value<int>()->default_value(10),"The webcheck interval in minutes.")
 139         ("http_proxy",po::value<string>(),"Use this proxy for all http requests.")
 140         ("http_proxy_port",po::value<int>(),"Port of the proxy.")
 141         ("external_warning_log",po::value<string>()->default_value(""),"External programm to pass warning log messages to.")
 142         ("external_warning_level",po::value<int>()->default_value(0),"Warning messages of which loglevel should be passed to external programm.")
 143         ("external_log_only_once",po::value<bool>()->default_value(false),"Log the same external message only once until next reload or restart.")
 144         ("start_offline",po::value<bool>()->default_value(false),"Start in offline mode.")
 145         ("dialup_mode",po::value<bool>()->default_value(false),"Enable dialup mode (sleep periods between network traffic)")
 146         ("dialup_burst_period_seconds",po::value<int>()->default_value(120),"Seconds of normal operation before entering dialup mode")
 147         ("dialup_sleep_seconds",po::value<int>()->default_value(10 * 60),"Seconds to sleep between network traffic")
 148         ("wan_ip_override",po::value<string>(),"Manual override for automatic WAN IP detection")
 149     ;
 150
 151     // Define valid command line parameters
 152     OptDescCmd = Options_descriptionPtr(new po::options_description("Command line options"));
 153     OptDescCmd->add(opt_desc_cmd_only);
 154     OptDescCmd->add(opt_desc_generic);
 155     OptDescCmd->add(opt_desc_service);
 156
 157     // Define valid config file options
 158     OptDescConfMain = Options_descriptionPtr(new po::options_description("Config file options"));
 159     OptDescConfMain->add(opt_desc_generic);
 160
 161     // Define valid service file options
 162     OptDescConfService = Options_descriptionPtr(new po::options_description("Service file options"));
 163     OptDescConfService->add(opt_desc_service);
 164 }
 165
 166
 167 /**
 168  * Parses the command line arguments and does the needed actions.
 169  * @param argc Command line argument number given to main.
 170  * @param argv[] Pointer to command line argument array given to main.
 171  * @return 0 if all is fine, -1 if not.
 172  */
 173 int Config::parse_cmd_line(int argc, char *argv[])
 174 {
 175     try
 176     {
 177         po::store(po::parse_command_line(argc, argv, *this->OptDescCmd), VariablesMap);
 178         po::notify(VariablesMap);
 179
 180         if ( VariablesMap.count("help") )
 181         {
 182             Log->print_usage(OptDescCmd);
 183             return -1;
 184         }
 185         else if ( VariablesMap.count("version") )
 186         {
 187             Log->print_version();
 188             return -1;
 189         }
 190
 191         // Create a service object if all needed options are set on the command line
 192         if ( VariablesMap.count("protocol") && VariablesMap.count("host") && VariablesMap.count("login") && VariablesMap.count("password") )
 193         {
 194             // Get the cmd parameter values for protocol host login and password
 195             string protocol = VariablesMap["protocol"].as<string>();
 196             string host = VariablesMap["host"].as<string>();
 197             string login = VariablesMap["login"].as<string>();
 198             string password = VariablesMap["password"].as<string>();
 199
 200             protocol = ba::to_lower_copy(protocol);
 201
 202             string server;
 203             if ( VariablesMap.count("server") )
 204                 server = VariablesMap["server"].as<string>();
 205
 206             int update_interval = 0;
 207             if ( VariablesMap.count("update_interval") )
 208                 update_interval = VariablesMap["update_interval"].as<int>();
 209
 210             int max_updates_within_interval = 0;
 211             if ( VariablesMap.count("max_updates_within_interval") )
 212                 max_updates_within_interval = VariablesMap["max_updates_within_interval"].as<int>();
 213
 214             int max_equal_updates_in_succession = 0;
 215             if ( VariablesMap.count("max_equal_updates_in_succession") )
 216                 max_equal_updates_in_succession = VariablesMap["max_equal_updates_in_succession"].as<int>();
 217
 218             int dns_cache_ttl = 0;
 219             if ( VariablesMap.count("dns_cache_ttl") )
 220                 dns_cache_ttl = VariablesMap["dns_cache_ttl"].as<int>();
 221
 222             Service::Ptr service = create_service(protocol,server,host,login,password,update_interval,max_updates_within_interval,max_equal_updates_in_succession,dns_cache_ttl);
 223             if ( service )
 224             {
 225                 ServiceHolder->add_service(service);
 226                 Log->print_service_object("New Service object from command line options:", service->get_protocol(), service->get_hostname(), service->get_login() ,service->get_password(), service->get_update_interval(), service->get_max_updates_within_interval(), service->get_max_equal_updates_in_succession(), service->get_dns_cache_ttl() , service->get_actual_ip(), service->get_last_updates(), service->get_activated());
 227             }
 228             else
 229             {
 230                 Log->print_invalid_service_config();
 231             }
 232         }
 233         else if ( VariablesMap.count("protocol") || VariablesMap.count("host") || VariablesMap.count("login") || VariablesMap.count("password") )
 234         {
 235             Log->print_missing_cmd_service_option();
 236             Log->print_usage(OptDescCmd);
 237             return -1;
 238         }
 239
 240         if ( VariablesMap.count("config") )
 241         {
 242             fs::path full_config_path = fs::system_complete(fs::path(VariablesMap["config"].as<string>()));
 243             ConfigPath = full_config_path.string();
 244             if ( !fs::exists(full_config_path) ||  !fs::is_directory(full_config_path) )
 245             {
 246                 // Config path doesn't exist or is not a directory
 247                 Log->print_error_config_path(ConfigPath);
 248                 return -1;
 249             }
 250         }
 251
 252         if ( VariablesMap.count("daemon_mode") )
 253             DaemonMode = VariablesMap["daemon_mode"].as<bool>();
 254
 255         if ( VariablesMap.count("loglevel") )
 256             Loglevel = VariablesMap["loglevel"].as<int>();
 257
 258         if ( VariablesMap.count("syslog") )
 259             Syslog = VariablesMap["syslog"].as<bool>();
 260
 261         if ( VariablesMap.count("enable_ipv6") )
 262             EnableIPv6 = VariablesMap["enable_ipv6"].as<bool>();
 263
 264         if ( VariablesMap.count("webcheck_enabled") )
 265             WebcheckEnabled = VariablesMap["webcheck_enabled"].as<bool>();
 266
 267         if ( VariablesMap.count("webcheck_url") )
 268             WebcheckIpUrl = VariablesMap["webcheck_url"].as<string>();
 269
 270         if ( VariablesMap.count("webcheck_url_alt") )
 271             WebcheckIpUrlAlt = VariablesMap["webcheck_url_alt"].as<string>();
 272
 273         if ( VariablesMap.count("webcheck_interval") )
 274             WebcheckInterval = VariablesMap["webcheck_interval"].as<int>();
 275
 276         if ( VariablesMap.count("http_proxy") && VariablesMap.count("http_proxy_port") )
 277         {
 278             Proxy = VariablesMap["http_proxy"].as<string>();
 279             ProxyPort = VariablesMap["http_proxy_port"].as<int>();
 280         }
 281         else if ( VariablesMap.count("http_proxy") || VariablesMap.count("http_proxy_port") )
 282         {
 283             Log->print_missing_cmd_proxy_option();
 284             Log->print_usage(OptDescCmd);
 285             return -1;
 286         }
 287
 288         if ( VariablesMap.count("external_warning_log") )
 289             ExternalWarningLog = VariablesMap["external_warning_log"].as<string>();
 290
 291         if ( VariablesMap.count("external_warning_level") )
 292             ExternalWarningLevel = VariablesMap["external_warning_level"].as<int>();
 293
 294         if ( VariablesMap.count("external_log_only_once") )
 295             ExternalLogOnlyOnce = VariablesMap["external_log_only_once"].as<bool>();
 296
 297         if ( VariablesMap.count("start_offline") )
 298             StartOffline = VariablesMap["start_offline"].as<bool>();
 299
 300         if ( VariablesMap.count("dialup_mode") )
 301             DialupMode = VariablesMap["dialup_mode"].as<bool>();
 302         if ( VariablesMap.count("dialup_burst_period_seconds") )
 303             DialupBurstPeriodSeconds = VariablesMap["dialup_burst_period_seconds"].as<int>();
 304         if ( VariablesMap.count("dialup_sleep_seconds") )
 305             DialupSleepSeconds = VariablesMap["dialup_sleep_seconds"].as<int>();
 306
 307         if ( VariablesMap.count("wan_ip_override") )
 308             WanIpOverride = VariablesMap["wan_ip_override"].as<string>();
 309     }
 310     catch( const po::unknown_option& e )
 311     {
 312         Log->print_unknown_cmd_option(e.what());
 313         Log->print_usage(OptDescCmd);
 314         return -1;
 315     }
 316     catch( const po::multiple_occurrences& e )
 317     {
 318         Log->print_multiple_cmd_option(e.what());
 319         Log->print_usage(OptDescCmd);
 320         return -1;
 321     }
 322     catch( const po::error& e )
 323     {
 324         Log->print_error_parsing_cmd(e.what());
 325         Log->print_usage(OptDescCmd);
 326         return -1;
 327     }
 328     return 0;
 329 }
 330
 331
 332 /**
 333  * Creates a Service object from the given parameters.
 334  * @param protocol Protocol to use.
 335  * @param host Hostname to update.
 336  * @param login Login.
 337  * @param password Password.
 338  * @return A pointer to the created Service object.
 339  */
 340 Service::Ptr Config::create_service(const string &protocol, const string& server, const string& hostname, const string& login, const string& password, const int update_interval, const int max_updates_within_interval, const int max_equal_updates_in_succession, const int dns_cache_ttl)
 341 {
 342     // Test for valid hostname. Must contain 3 parts minimum.
 343     list<string> fqhn_parts;
 344     ba::split(fqhn_parts,hostname,boost::is_any_of("."));
 345     if ( fqhn_parts.size() < 3 )
 346     {
 347         Log->print_invalid_hostname(hostname);
 348         Service::Ptr service;
 349         return service;
 350     }
 351
 352     if(protocol == "dhs")
 353     {
 354         Service::Ptr service_dhs(new ServiceDhs(protocol,hostname,login,password,Log,update_interval,max_updates_within_interval,max_equal_updates_in_succession,dns_cache_ttl,Proxy,ProxyPort));
 355         return service_dhs;
 356     }
 357     else if(protocol == "ods")
 358     {
 359         Service::Ptr service_ods(new ServiceOds(protocol,hostname,login,password,Log,update_interval,max_updates_within_interval,max_equal_updates_in_succession,dns_cache_ttl));
 360         return service_ods;
 361     }
 362     else if(protocol == "dyndns")
 363     {
 364         Service::Ptr service_dyndns(new ServiceDyndns(protocol,hostname,login,password,Log,update_interval,max_updates_within_interval,max_equal_updates_in_succession,dns_cache_ttl,Proxy,ProxyPort,server));
 365         return service_dyndns;
 366     }
 367     else if(protocol == "dyns")
 368     {
 369         Service::Ptr service_dyns(new ServiceDyns(protocol,hostname,login,password,Log,update_interval,max_updates_within_interval,max_equal_updates_in_succession,dns_cache_ttl,Proxy,ProxyPort));
 370         return service_dyns;
 371     }
 372     else if(protocol == "easydns")
 373     {
 374         Service::Ptr service_easydns(new ServiceEasydns(protocol,hostname,login,password,Log,update_interval,max_updates_within_interval,max_equal_updates_in_succession,dns_cache_ttl,Proxy,ProxyPort));
 375         return service_easydns;
 376     }
 377     else if(protocol == "tzo")
 378     {
 379         Service::Ptr service_tzo(new ServiceTzo(protocol,hostname,login,password,Log,update_interval,max_updates_within_interval,max_equal_updates_in_succession,dns_cache_ttl,Proxy,ProxyPort));
 380         return service_tzo;
 381     }
 382     else if(protocol == "zoneedit")
 383     {
 384         Service::Ptr service_zoneedit(new ServiceZoneedit(protocol,hostname,login,password,Log,update_interval,max_updates_within_interval,max_equal_updates_in_succession,dns_cache_ttl,Proxy,ProxyPort));
 385         return service_zoneedit;
 386     }
 387     else if(protocol == "gnudip")
 388     {
 389         if ( !server.empty() )
 390         {
 391             Service::Ptr service_gnudip(new ServiceGnudip(protocol,server,hostname,login,password,Log,update_interval,max_updates_within_interval,max_equal_updates_in_succession,dns_cache_ttl,Proxy,ProxyPort));
 392             return service_gnudip;
 393         }
 394         else
 395         {
 396             Log->print_gnudip_requires_servername();
 397             Service::Ptr service;
 398             return service;
 399         }
 400     }
 401     else
 402     {
 403         Log->print_unknown_protocol(protocol);
 404         Service::Ptr service;
 405         return service;
 406     }
 407 }
 408
 409
 410 /**
 411  * Loads a service config file, invoked by load_config_from_files.
 412  * @param full_filename Filename of the service config file to load.
 413  * @return 0 if all is fine, -1 otherwise.
 414  */
 415 int Config::load_service_config_file(const string& full_filename)
 416 {
 417     Log->print_load_service_conf(full_filename);
 418
 419     ifstream service_config_file(full_filename.c_str(),ifstream::in);
 420     if(service_config_file.is_open())
 421     {
 422         try
 423         {
 424             po::variables_map vm;
 425             po::parsed_options parsed_service_options = po::parse_config_file(service_config_file,*this->OptDescConfService,false);
 426             po::store(parsed_service_options,vm);
 427             po::notify(vm);
 428
 429             if(vm.count("protocol") && vm.count("host") && vm.count("login") && vm.count("password"))
 430             {
 431                 // create the corresponding service
 432                 string protocol = vm["protocol"].as<string>();
 433                 string host = vm["host"].as<string>();
 434                 string login = vm["login"].as<string>();
 435                     string password = vm["password"].as<string>();
 436
 437                 protocol = ba::to_lower_copy(protocol);
 438
 439                 string server;
 440                 if ( vm.count("server") )
 441                     server = vm["server"].as<string>();
 442
 443                 int update_interval = 0;
 444                 if ( vm.count("update_interval") )
 445                     update_interval = vm["update_interval"].as<int>();
 446
 447                 int max_updates_within_interval = 0;
 448                 if ( vm.count("max_updates_within_interval") )
 449                     max_updates_within_interval = vm["max_updates_within_interval"].as<int>();
 450
 451                 int max_equal_updates_in_succession = 0;
 452                 if ( vm.count("max_equal_updates_in_succession") )
 453                     max_equal_updates_in_succession = vm["max_equal_updates_in_succession"].as<int>();
 454
 455                 int dns_cache_ttl = 0;
 456                 if ( vm.count("dns_cache_ttl") )
 457                     dns_cache_ttl = vm["dns_cache_ttl"].as<int>();
 458
 459                 Service::Ptr service = create_service(protocol,server,host,login,password,update_interval,max_updates_within_interval,max_equal_updates_in_succession,dns_cache_ttl);
 460                 if ( service )
 461                 {
 462                     ServiceHolder->add_service(service);
 463                     Log->print_service_object("New Service object from config:", service->get_protocol(), service->get_hostname(), service->get_login() ,service->get_password(), service->get_update_interval(), service->get_max_updates_within_interval(), service->get_max_equal_updates_in_succession(), service->get_dns_cache_ttl() , service->get_actual_ip(), service->get_last_updates(), service->get_activated());
 464                 }
 465                 else
 466                 {
 467                     Log->print_invalid_service_config();
 468                 }
 469             }
 470             else if ( vm.count("protocol") || vm.count("host") || vm.count("login") || vm.count("password") )
 471             {
 472                 service_config_file.close();
 473                 Log->print_missing_service_conf_option(full_filename);
 474                 return -1;
 475             }
 476         }
 477         catch( const po::unknown_option& e )
 478         {
 479             // unknown option in config file detected
 480             service_config_file.close();
 481             Log->print_unknown_service_conf_option(full_filename,e.what());
 482             return -1;
 483         }
 484         catch( const po::multiple_occurrences& e )
 485         {
 486             service_config_file.close();
 487             Log->print_multiple_service_conf_option(full_filename,e.what());
 488             return -1;
 489         }
 490         catch( const po::error& e )
 491         {
 492             service_config_file.close();
 493             Log->print_error_parsing_config_file(full_filename,e.what());
 494             return -1;
 495         }
 496         service_config_file.close();
 497     }
 498     else
 499     {
 500         // error opening service config file for reading
 501         Log->print_error_opening_r(full_filename);
 502         return -1;
 503     }
 504     return 0;
 505 }
 506
 507
 508 /**
 509  * Loads the main config file, invoked by load_config_from_files
 510  * @param full_filename The full filename of the main config file to load
 511  * @return 0 if all is fine, -1 otherwise
 512  */
 513 int Config::load_main_config_file(const string& full_filename)
 514 {
 515     Log->print_load_main_conf(full_filename);
 516
 517     ifstream main_config_file(full_filename.c_str(),ifstream::in);
 518     if(main_config_file.is_open())
 519     {
 520         try
 521         {
 522             po::parsed_options parsed_main_options = po::parse_config_file(main_config_file,*this->OptDescConfMain,false);
 523             po::store(parsed_main_options,VariablesMap);
 524             po::notify(VariablesMap);
 525
 526             if ( VariablesMap.count("daemon_mode") )
 527                 DaemonMode = VariablesMap["daemon_mode"].as<bool>();
 528
 529             if ( VariablesMap.count("loglevel") )
 530                 Loglevel = VariablesMap["loglevel"].as<int>();
 531
 532             if ( VariablesMap.count("syslog") )
 533                 Syslog = VariablesMap["syslog"].as<bool>();
 534
 535             if ( VariablesMap.count("enable_ipv6") )
 536                 EnableIPv6 = VariablesMap["enable_ipv6"].as<bool>();
 537
 538             if ( VariablesMap.count("webcheck_enabled") )
 539                 WebcheckEnabled = VariablesMap["webcheck_enabled"].as<bool>();
 540
 541             if ( VariablesMap.count("webcheck_url") )
 542                 WebcheckIpUrl = VariablesMap["webcheck_url"].as<string>();
 543
 544             if ( VariablesMap.count("webcheck_url_alt") )
 545                 WebcheckIpUrlAlt = VariablesMap["webcheck_url_alt"].as<string>();
 546
 547             if ( VariablesMap.count("webcheck_interval") )
 548                 WebcheckInterval = VariablesMap["webcheck_interval"].as<int>();
 549
 550             if ( VariablesMap.count("http_proxy") && VariablesMap.count("http_proxy_port") )
 551             {
 552                 Proxy = VariablesMap["http_proxy"].as<string>();
 553                 ProxyPort = VariablesMap["http_proxy_port"].as<int>();
 554             }
 555             else if ( VariablesMap.count("http_proxy") || VariablesMap.count("http_proxy_port") )
 556             {
 557                 main_config_file.close();
 558                 Log->print_missing_conf_proxy_option(full_filename);
 559                 return -1;
 560             }
 561
 562             if ( VariablesMap.count("external_warning_log") )
 563                 ExternalWarningLog = VariablesMap["external_warning_log"].as<string>();
 564
 565             if ( VariablesMap.count("external_warning_level") )
 566                 ExternalWarningLevel = VariablesMap["external_warning_level"].as<int>();
 567
 568             if ( VariablesMap.count("external_log_only_once") )
 569                 ExternalLogOnlyOnce = VariablesMap["external_log_only_once"].as<bool>();
 570
 571             if ( VariablesMap.count("start_offline") )
 572                 StartOffline = VariablesMap["start_offline"].as<bool>();
 573
 574             if ( VariablesMap.count("dialup_mode") )
 575                 DialupMode = VariablesMap["dialup_mode"].as<bool>();
 576             if ( VariablesMap.count("dialup_burst_period_seconds") )
 577                 DialupBurstPeriodSeconds = VariablesMap["dialup_burst_period_seconds"].as<int>();
 578             if ( VariablesMap.count("dialup_sleep_seconds") )
 579                 DialupSleepSeconds = VariablesMap["dialup_sleep_seconds"].as<int>();
 580
 581             if ( VariablesMap.count("wan_ip_override") )
 582                 WanIpOverride = VariablesMap["wan_ip_override"].as<string>();
 583         }
 584         catch( const po::unknown_option& e )
 585         {
 586             // unknown option in main config file detected
 587             main_config_file.close();
 588             Log->print_unknown_main_conf_option(e.what());
 589             return -1;
 590         }
 591         catch( const po::multiple_occurrences& e )
 592         {
 593             main_config_file.close();
 594             Log->print_multiple_main_conf_option(full_filename,e.what());
 595             return -1;
 596         }
 597         main_config_file.close();
 598     }
 599     else
 600     {
 601         // error opening main config file for reading
 602         Log->print_error_opening_r(full_filename);
 603         return -1;
 604     }
 605     return 0;
 606 }
 607
 608
 609 /**
 610  * Loads the main and the service config file and does the needed action.
 611  * @param config_path The path to the config directory.
 612  * @return 0 if all is fine, -1 otherwise
 613  */
 614 int Config::load_config_from_files()
 615 {
 616     fs::path full_config_path = fs::path(ConfigPath);
 617
 618     fs::directory_iterator end_iter;
 619     for ( fs::directory_iterator dir_itr(full_config_path) ; dir_itr != end_iter ; ++dir_itr )
 620     {
 621         if( fs::is_regular_file( dir_itr->status() ) )
 622         {
 623             string actual_file = dir_itr->path().filename();
 624             boost::regex expr(".*\\.conf$");
 625              // If it is the main config file do the following
 626             if ( actual_file == "bpdyndnsd.conf" )
 627             {
 628                 // Load the main config file
 629                 string full_filename = dir_itr->path().string();
 630                 if ( load_main_config_file(full_filename) != 0 )
 631                     return -1;
 632             }
 633             // If it is a service definition file *.conf, parse it and generate the corresponding service
 634             else if ( boost::regex_search( actual_file,expr ) )
 635             {
 636                 string full_filename = dir_itr->path().string();
 637                 if ( load_service_config_file(full_filename) != 0 )
 638                     return -1;
 639             }
 640         }
 641     }
 642     // Config file successfully loaded
 643     Log->print_conf_loaded(ConfigPath);
 644     return 0;
 645 }
 646
 647
 648 /**
 649  * Getter method for member OptDescCmd.
 650  * @return options_description*.
 651  */
 652 Options_descriptionPtr Config::get_opt_desc_cmd() const
 653 {
 654     return OptDescCmd;
 655 }
 656
 657
 658 /**
 659  * Getter method for member OptDescConfMain.
 660  * @return options_description*.
 661  */
 662 Options_descriptionPtr Config::get_opt_desc_conf_main() const
 663 {
 664     return OptDescConfMain;
 665 }
 666
 667
 668 /**
 669  * Getter method for member OptDescConfService.
 670  * @return options_description*.
 671  */
 672 Options_descriptionPtr Config::get_opt_desc_conf_service() const
 673 {
 674     return OptDescConfService;
 675 }
 676
 677
 678 /**
 679  * Getter for member Loglevel.
 680  * @return Member Loglevel.
 681  */
 682 int Config::get_loglevel() const
 683 {
 684     return Loglevel;
 685 }
 686
 687
 688 /**
 689  * Getter for member DaemonMode.
 690  * @return TRUE if enabled, FALSE if disabled.
 691  */
 692 bool Config::get_daemon_mode() const
 693 {
 694     return DaemonMode;
 695 }
 696
 697
 698 /**
 699  * Deletes the map with the previously parsed options.
 700  * This is needed in case we reload the config and don't want the old cmd options to overwrite new config file options.
 701  */
 702 void Config::delete_variables_map()
 703 {
 704     VariablesMap.clear();
 705
 706     po::variables_map _variables_map;
 707     VariablesMap = _variables_map;
 708 }
 709
 710
 711 /**
 712  * Getter for member Syslog.
 713  * @return True if logging through syslog is enabled, false otherwise.
 714  */
 715 bool Config::get_syslog() const
 716 {
 717     return Syslog;
 718 }
 719
 720
 721 /**
 722  * Getter for member EnableIPv6
 723  * @return Wether IPv6 should be used or not.
 724  */
 725 bool Config::get_enable_ipv6() const
 726 {
 727     return EnableIPv6;
 728 }
 729
 730
 731 /**
 732  * Getter for member WebcheckEnabled
 733  * @return Is webcheck enabled by default.
 734  */
 735 bool Config::get_webcheck_enabled() const
 736 {
 737     return WebcheckEnabled;
 738 }
 739
 740
 741 /**
 742  * Setter for member WebcheckEnabled
 743  * @return Is webcheck enabled by default.
 744  */
 745 void Config::set_webcheck_enabled( bool webcheck_enabled )
 746 {
 747     WebcheckEnabled = webcheck_enabled;
 748 }
 749
 750
 751 /**
 752  * Getter for member WebcheckIpUrl
 753  * @return The primary IP Webcheck URL
 754  */
 755 string Config::get_webcheck_ip_url() const
 756 {
 757     return WebcheckIpUrl;
 758 }
 759
 760
 761 /**
 762  * Getter for member WebcheckIpUrlAlt
 763  * @return The alternative IP Webcheck URL
 764  */
 765 string Config::get_webcheck_ip_url_alt() const
 766 {
 767     return WebcheckIpUrlAlt;
 768 }
 769
 770
 771 /**
 772  * Get member WebcheckInterval
 773  * @return WebcheckInterval
 774  */
 775 int Config::get_webcheck_interval() const
 776 {
 777     return WebcheckInterval;
 778 }
 779
 780
 781 /**
 782  * Get member Proxy
 783  * @return Proxy
 784  */
 785 string Config::get_proxy() const
 786 {
 787     return Proxy;
 788 }
 789
 790
 791 /**
 792  * Get member ProxyPort
 793  * @return ProxyPort
 794  */
 795 int Config::get_proxy_port() const
 796 {
 797     return ProxyPort;
 798 }
 799
 800
 801 /**
 802  * Get member ExternalWarningLog
 803  * @return ExternalWarningLog
 804  */
 805 string Config::get_external_warning_log() const
 806 {
 807     return ExternalWarningLog;
 808 }
 809
 810
 811 /**
 812  * Get member ExternalWarningLevel
 813  * @return ExternalWaringLevel
 814  */
 815 int Config::get_external_warning_level() const
 816 {
 817     return ExternalWarningLevel;
 818 }
 819
 820
 821 /**
 822  * Get member StartOffline
 823  * @return StartOffline
 824  */
 825 bool Config::get_start_offline() const
 826 {
 827     return StartOffline;
 828 }
 829
 830
 831 /**
 832  * Get member ExternalLogOnlyOnce
 833  * @return StartOffline
 834  */
 835 bool Config::get_external_log_only_once() const
 836 {
 837     return ExternalLogOnlyOnce;
 838 }
 839
 840
 841 /**
 842  * Get member DialupMode
 843  * @return DIalupMode
 844 */
 845 bool Config::get_dialup_mode() const
 846 {
 847     return DialupMode;
 848 }
 849
 850 /**
 851  * Get member DialupBurstPeriodSeconds
 852  * @return DialupBurstPeriodSeconds
 853 */
 854 int Config::get_dialup_burst_period_seconds() const
 855 {
 856     return DialupBurstPeriodSeconds;
 857 }
 858
 859 /**
 860  * Get member DialupSleepSeconds
 861  * @return DialupSleepSeconds
 862 */
 863 int Config::get_dialup_sleep_seconds() const
 864 {
 865     return DialupSleepSeconds;
 866 }
 867
 868 /**
 869  * Get WAN override IP (if present)
 870  * @return WanIpOverride
 871 */
 872 std::string Config::get_wan_ip_override() const
 873 {
 874     return WanIpOverride;
 875 }