Merge pull request #701 from fireice-uk/topic-http-cli

Add option to enable web interface from cli

xmrstak/cli/cli-miner.cpp

@@ -85,6 +85,9 @@ void help()
 #ifndef CONF_NO_CUDA
 	cout<<"  --noNVIDIA            disable the NVIDIA miner backend"<<endl;
 	cout<<"  --nvidia FILE         NVIDIA backend miner config file"<<endl;
+#endif
+#ifndef CONF_NO_HTTPD
+	cout<<"  -i --httpd HTTP_PORT  HTTP interface port"<<endl;
 #endif
 	cout<<" "<<endl;
 	cout<<"The following options can be used for automatic start without a guided config,"<<endl;
@@ -209,6 +212,28 @@ void do_guided_config()
 		currency = tmp;
 	}
 
+	auto& http_port = params::inst().httpd_port;
+	if(http_port == params::httpd_port_unset)
+	{
+#if defined(CONF_NO_HTTPD)
+		http_port = params::httpd_port_disabled;
+#else
+		std::cout<<"- Do you want to use the HTTP interface?" <<std::endl;
+		std::cout<<"Unlike the screen display, browser interface is not affected by the GPU lag." <<std::endl;
+		std::cout<<"If you don't want to use it, please enter 0, otherwise enter port number that the miner should listen on" <<std::endl;
+
+		int32_t port;
+		while(!(std::cin >> port) || port < 0 || port > 65535)
+		{
+			std::cin.clear();
+			std::cin.ignore(INT_MAX, '\n');
+			std::cout << "Invalid port number. Please enter a number between 0 and 65535." << std::endl;
+		}
+
+		http_port = port;
+#endif
+	}
+
 	auto& pool = params::inst().poolURL;
 	bool userSetPool = true;
 	if(pool.empty())
@@ -306,6 +331,7 @@ void do_guided_config()
 
 	configTpl.replace("POOLCONF", pool_table);
 	configTpl.replace("CURRENCY", currency);
+	configTpl.replace("HTTP_PORT", std::to_string(http_port));
 	configTpl.write(params::inst().configFile);
 	std::cout<<"Configuration stored in file '"<<params::inst().configFile<<"'"<<std::endl;
 }
@@ -504,6 +530,28 @@ int main(int argc, char *argv[])
 			}
 			params::inst().configFile = argv[i];
 		}
+		else if(opName.compare("-i") == 0 || opName.compare("--httpd") == 0)
+		{
+			++i;
+			if( i >=argc )
+			{
+				printer::inst()->print_msg(L0, "No argument for parameter '-i/--httpd' given");
+				win_exit();
+				return 1;
+			}
+
+			char* endp = nullptr;
+			long int ret = strtol(argv[i], &endp, 10);
+
+			if(endp == nullptr || ret < 0 || ret > 65535)
+			{
+				printer::inst()->print_msg(L0, "Argument for parameter '-i/--httpd' must be a number between 0 and 65535");
+				win_exit();
+				return 1;
+			}
+
+			params::inst().httpd_port = ret;
+		}
 		else if(opName.compare("--noUAC") == 0)
 		{
 			uacDialog = false;
@@ -546,16 +594,20 @@ int main(int argc, char *argv[])
 		return 1;
 	}
 
-#ifndef CONF_NO_HTTPD
-	if(jconf::inst()->GetHttpdPort() != 0)
+	if(jconf::inst()->GetHttpdPort() != uint16_t(params::httpd_port_disabled))
 	{
+#ifdef CONF_NO_HTTPD
+		printer::inst()->print_msg(L0, "HTTPD port is enabled but this binary was compiled without HTTP support!");
+		win_exit();
+		return 1;
+#else
 		if (!httpd::inst()->start_daemon())
 		{
 			win_exit();
 			return 1;
 		}
-	}
 #endif
+	}
 
 	printer::inst()->print_str("-------------------------------------------------------------------\n");
 	printer::inst()->print_str(get_version_str_short().c_str());

xmrstak/config.tpl

@@ -159,7 +159,7 @@ POOLCONF],
  *
  * httpd_port - Port we should listen on. Default, 0, will switch off the server.
  */
-"httpd_port" : 0,
+"httpd_port" : HTTP_PORT,
 
 /*
  * HTTP Authentication

xmrstak/jconf.cpp

@@ -242,7 +242,10 @@ uint64_t jconf::GetAutohashTime()
 
 uint16_t jconf::GetHttpdPort()
 {
-	return prv->configValues[iHttpdPort]->GetUint();
+	if(xmrstak::params::inst().httpd_port == xmrstak::params::httpd_port_unset)
+		return prv->configValues[iHttpdPort]->GetUint();
+	else
+		return uint16_t(xmrstak::params::inst().httpd_port);
 }
 
 const char* jconf::GetHttpUsername()

xmrstak/params.hpp

@@ -31,6 +31,10 @@ struct params
 	std::string poolUsername;
 	bool nicehashMode = false;
 
+	static constexpr int32_t httpd_port_unset = -1;
+	static constexpr int32_t httpd_port_disabled = 0;
+	int32_t httpd_port = httpd_port_unset;
+
 	std::string currency;
 
 	std::string configFile;