load host.txt via HTTPProxy

11 years ago · 0c36925b87
4 changed files with 67 additions and 11 deletions
--- a/AddressBook.cpp
+++ b/AddressBook.cpp
@ -33,18 +33,13 @@ const IdentHash * AddressBook::FindAddress (const std::string& address)
				@@ -33,18 +33,13 @@ const IdentHash * AddressBook::FindAddress (const std::string& address)
 void AddressBook::LoadHostsFromI2P ()
 {
 	std::string content;
-
-	std::stringstream url_ss;
-	// TODO: hosts link in config
-	// TODO: url download via HTTPProxy
-	url_ss << "http://127.0.0.1:" << i2p::util::config::GetArg("-httpport", 7070) << "/udhdrtrcetjm5sxzskjyr5ztpeszydbh4dpl3pl4utgqqw2v4jna/hosts.txt";
 	while (true)
 	{
-		content = i2p::util::http::httpRequest(url_ss.str());
-
-		// TODO: check http errors
-        if (! boost::starts_with(content, "<html>") && content.size() > 0)
-			break;
+		// TODO: hosts link in config
+		int http_code = i2p::util::http::httpRequestViaI2pProxy("http://udhdrtrcetjm5sxzskjyr5ztpeszydbh4dpl3pl4utgqqw2v4jna.b32.i2p/hosts.txt", content);
+		if (http_code ==200)
+			if (!boost::starts_with(content, "<html>") && !content.empty()) // TODO: test and remove
+				break;
 		std::this_thread::sleep_for(std::chrono::seconds(5));
 	}

--- a/HTTPServer.cpp
+++ b/HTTPServer.cpp
@ -133,7 +133,7 @@ namespace util
				@@ -133,7 +133,7 @@ namespace util
 				case 500: buffers.push_back(boost::asio::buffer("HTTP/1.0 500 Internal Server Error\r\n")); break;
 				case 502: buffers.push_back(boost::asio::buffer("HTTP/1.0 502 Bad Gateway\r\n")); break;
 				case 503: buffers.push_back(boost::asio::buffer("HTTP/1.0 503 Not Implemented\r\n")); break;
-				case 504: buffers.push_back(boost::asio::buffer("HTTP/1.0 504 Gateway Timeou\r\n")); break;
+				case 504: buffers.push_back(boost::asio::buffer("HTTP/1.0 504 Gateway Timeout\r\n")); break;
 				default:
 					buffers.push_back(boost::asio::buffer("HTTP/1.0 200 OK\r\n"));
 			}
--- a/util.cpp
+++ b/util.cpp
@ -248,6 +248,65 @@ namespace http
				@@ -248,6 +248,65 @@ namespace http
 			return "";
 		}
 	}
+
+	int httpRequestViaI2pProxy(const std::string& address, std::string &content)
+	{
+		content = "";
+		try
+		{
+			boost::asio::ip::tcp::iostream site;
+			// please don't uncomment following line because it's not compatible with boost 1.46
+			// 1.46 is default boost for Ubuntu 12.04 LTS
+			//site.expires_from_now (boost::posix_time::seconds(30));
+			{
+				std::stringstream ss; ss << i2p::util::config::GetArg("-httpproxyport", 4446);
+				site.connect("127.0.0.1", ss.str());
+			}
+			if (site)
+			{
+				i2p::util::http::url u(address);
+				std::stringstream ss;
+				ss << "GET " << address << " HTTP/1.0" << std::endl;
+				ss << "Host: " << u.host_ << std::endl;
+				ss << "Accept: */*" << std::endl;
+				ss << "User - Agent: Wget / 1.11.4" << std::endl;
+				ss << "Connection: close" << std::endl;
+				ss << std::endl;
+				site << ss.str();
+
+				// read response
+				std::string version, statusMessage;
+				site >> version; // HTTP version
+				int status;
+				site >> status; // status
+				std::getline(site, statusMessage);
+				if (status == 200) // OK
+				{
+					std::string header;
+					while (std::getline(site, header) && header != "\r"){}
+					std::stringstream ss;
+					ss << site.rdbuf();
+					content = ss.str();
+					return status;
+				}
+				else
+				{
+					LogPrint("HTTP response ", status);
+					return status;
+				}
+			}
+			else
+			{
+				LogPrint("Can't connect to proxy");
+				return 408;
+			}
+		}
+		catch (std::exception& ex)
+		{
+			LogPrint("Failed to download ", address, " : ", ex.what());
+			return 408;
+		}
+	}
 	
 	url::url(const std::string& url_s)
 	{
--- a/util.h
+++ b/util.h
@ -35,6 +35,8 @@ namespace util
				@@ -35,6 +35,8 @@ namespace util
 	namespace http
 	{
 		std::string httpRequest(const std::string& address);
+		int httpRequestViaI2pProxy(const std::string& address, std::string &content); // return http code
+		
 		struct url {
    			url(const std::string& url_s); // omitted copy, ==, accessors, ...
 			private: