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