bindaddr (-x) option added

https://github.com/moneroexamples/onion-monero-blockchain-explorer/issues/128

main.cpp

@@ -44,6 +44,7 @@ main(int ac, const char* av[])
     }
 
     auto port_opt                      = opts.get_option<string>("port");
+    auto bindaddr_opt                  = opts.get_option<string>("bindaddr");
     auto bc_path_opt                   = opts.get_option<string>("bc-path");
     auto deamon_url_opt                = opts.get_option<string>("deamon-url");
     auto ssl_crt_file_opt              = opts.get_option<string>("ssl-crt-file");
@@ -103,6 +104,8 @@ main(int ac, const char* av[])
     //cast port number in string to uint
     uint16_t app_port = boost::lexical_cast<uint16_t>(*port_opt);
 
+    string bindaddr = *bindaddr_opt;
+
     // cast no_blocks_on_index_opt to uint
     uint64_t no_blocks_on_index = boost::lexical_cast<uint64_t>(*no_blocks_on_index_opt);
 
@@ -766,13 +769,13 @@ main(int ac, const char* av[])
     if (use_ssl)
     {
         cout << "Staring in ssl mode" << endl;
-        app.port(app_port).ssl_file(ssl_crt_file, ssl_key_file)
+        app.bindaddr(bindaddr).port(app_port).ssl_file(ssl_crt_file, ssl_key_file)
                 .multithreaded().run();
     }
     else
     {
         cout << "Staring in non-ssl mode" << endl;
-        app.port(app_port).multithreaded().run();
+        app.bindaddr(bindaddr).port(app_port).multithreaded().run();
     }
 
 

src/CmdLineOptions.cpp

@@ -51,6 +51,8 @@ namespace xmreg
                  "enable Monero total emission monitoring thread")
                 ("port,p", value<string>()->default_value("8081"),
                  "default explorer port")
+                ("bindaddr,x", value<string>()->default_value("0.0.0.0"),
+                 "default bind address for the explorer")
                 ("testnet-url", value<string>()->default_value(""),
                  "you can specify testnet url, if you run it on mainnet or stagenet. link will show on front page to testnet explorer")
                 ("stagenet-url", value<string>()->default_value(""),