2 * @brief DYNDNS Service class implementation. This class represents the DYNDNS service.
6 * @copyright Intra2net AG
10 #include "service_dyndns.hpp"
12 #include <boost/foreach.hpp>
18 * Default Constructor, needed for object serialization.
20 ServiceDyndns::ServiceDyndns()
27 * @param _hostname The hostname to update
28 * @param _login The login name.
29 * @param _password The corresponding password.
31 ServiceDyndns::ServiceDyndns(const string& _protocol, const string& _hostname, const string& _login, const string& _password, const Logger::Ptr& _logger, const int _update_interval, const int _max_updates_within_interval, const int _max_equal_updates_in_succession, const int _dns_cache_ttl, const string& _proxy, const int _proxy_port, const string& _alternative_server)
32 : AlternativeServer(_alternative_server)
34 if ( _update_interval == -1 ) // If _update_interval is default po::option_desc (not specified via config)
35 set_update_interval(15); // use default protocol value
37 set_update_interval(_update_interval);
39 if ( _max_updates_within_interval == -1 )
40 set_max_updates_within_interval(3);
42 set_max_updates_within_interval(_max_updates_within_interval);
44 if ( _max_equal_updates_in_succession == -1 )
45 set_max_equal_updates_in_succession(2);
47 set_max_equal_updates_in_succession(_max_equal_updates_in_succession);
49 if ( _dns_cache_ttl == -1 )
50 set_dns_cache_ttl(60);
52 set_dns_cache_ttl(_dns_cache_ttl);
54 set_protocol(_protocol);
55 set_hostname(_hostname);
57 set_password(_password);
60 // create http helper class
61 HTTPHelp = HTTPHelper::Ptr(new HTTPHelper(_logger,_proxy,_proxy_port,_login,_password));
63 BaseUrl = assemble_base_url(get_hostname());
70 ServiceDyndns::~ServiceDyndns()
76 * Assemble the dyndns update url from the given fqhn
77 * @param hostname The fqhn hostname to update IP for.
78 * @return The assembled update url without IP.
80 string ServiceDyndns::assemble_base_url(const string& fqhn) const
82 string base_url = "https://";
84 // Test if a AlternativeServer name is given, needed for e.g. NO-IP
85 if ( AlternativeServer.empty() )
86 base_url.append("members.dyndns.org");
88 base_url.append(AlternativeServer);
90 base_url.append("/nic/update?hostname=");
91 base_url.append(fqhn);
92 base_url.append("&wildcard=NOCHG&mx=NOCHG&backmx=NOCHG&myip=");
99 * Performs the Service update.
100 * @param ip IP Address to set.
101 * @return 0 if all is fine, -1 otherwise.
103 Service::UpdateErrorCode ServiceDyndns::perform_update(const std::string& ip)
105 string url = BaseUrl;
108 if ( !HTTPHelp->is_initialized() )
110 get_logger()->print_httphelper_not_initialized();
111 HTTPHelp->re_initialize();
115 // Perform curl operation on given url
116 long http_status_code = HTTPHelp->http_get(url);
118 get_logger()->print_http_status_code(url,http_status_code);
120 // HTTP operation completed successful.
121 // Now we have to parse the data received by curl,
122 // cause http status code is not significant for dyndns update errors
123 if ( http_status_code == 200 )
125 // Get the received http data.
126 string curl_data = HTTPHelp->get_curl_data();
128 if ( curl_data.compare(0,4,"good") == 0 )
132 else if (curl_data.compare(0,5,"nochg") == 0 )
134 // IP didn't change, this might indicate a problem at the
135 // dyndns backend or another client is running elsewhere.
136 get_logger()->print_update_failure(url, curl_data);
139 else if (curl_data.compare(0,5,"abuse") == 0 )
141 // Account is blocked. Log it as a successful update
142 // so the IP address will be "burnt" until it changes.
143 get_logger()->print_update_failure(url, curl_data);
146 else if ( curl_data == "badauth" )
148 get_logger()->print_service_not_authorized(url,get_login(),get_password());
152 get_logger()->print_update_failure(url, curl_data);
157 get_logger()->print_update_failure(url,http_status_code);