From dacda254eee676bcf13a978f539129dda7f943df Mon Sep 17 00:00:00 2001
From: denes <denes@matetelki.com>
Date: Fri, 8 Feb 2019 14:49:37 +0100
Subject: [PATCH] First alpha version

---
 WebhookMessage.hpp | 112 +++++++++++++++++++++++++++++++++++++++++++++
 main.cpp           |  61 ++++++++++++++++++++++++
 2 files changed, 173 insertions(+)
 create mode 100644 WebhookMessage.hpp

diff --git a/WebhookMessage.hpp b/WebhookMessage.hpp
new file mode 100644
index 0000000..375422b
--- /dev/null
+++ b/WebhookMessage.hpp
@@ -0,0 +1,112 @@
+/*
+Copyright 2018 Denes Matetelki <denes@matetelki.com>
+
+This file is part of webfish.
+
+webfish is free software: you can redistribute it and/or modify it
+under the terms of the GNU General Public License v3 as published by the Free
+Software Foundation.
+
+webfish is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License v3 for
+more details.
+
+You should have received a copy of the GNU General Public License v3 along
+with webfish. If not, see
+https://www.gnu.org/licenses/gpl-3.0.html.
+*/
+
+#ifndef WEBHOOK_MESSAGE_HPP
+#define WEBHOOK_MESSAGE_HPP
+
+#include <cpp_utils/Message.hpp>
+
+#include <iomanip> // put_time
+#include <ctime>
+#include <sstream>
+
+class WebhookMessage : public Message
+{
+public:
+
+	WebhookMessage( void *msgParam = 0)
+		: Message(msgParam)
+	{
+		TRACE;
+	}
+
+	bool buildMessage( const void   *msgPart,
+						const size_t  msgLen )
+	{
+		TRACE;
+		m_buffer = std::string( (const char*) msgPart, msgLen );
+
+		/// @todo use it!
+		// not using getExpectedLength
+		onMessageReady();
+		return true;
+	}
+
+	void onMessageReady()
+	{
+		TRACE;
+
+// 		LOG_BEGIN(Logger::INFO)
+// 			LOG_PROP("buffer", m_buffer)
+// 			LOG_PROP("host", m_connection->getHost())
+// 			LOG_PROP("port", m_connection->getPort())
+// 		LOG_END("Got message.");
+
+		/// @todo check the source and pass is any and reply with 400 or 404
+
+		int status = system((const char*)m_param);
+
+		std::string r = generateReply(status == 0);
+		m_connection->send(r.c_str(), r.length());
+		m_buffer.clear();
+	}
+
+	std::string generateReply(bool ok = true) const {
+		const auto t = std::time(nullptr);
+		const auto tm = *std::localtime(&t);
+		std::ostringstream oss;
+		oss << "HTTP/1.1 ";
+		oss << (ok ? "200 OK" : "500 Internal Server Error") << "\r\n";
+
+		// Fri, 08 Feb 2019 12:35:37 GMT
+		oss << "Date: " << std::put_time(&tm, "%a, %d %b %Y %T %Z") << "\r\n";
+
+		oss <<	"X-Content-Type-Options: nosniff\r\n" \
+				"Content-Type: text/plain;charset=utf-8\r\n" \
+				"Content-Length: 10\r\n" \
+				"Server: webfish(0.1)\r\n" \
+				"\r\n" \
+				"Processed\r\n";
+
+		return oss.str();
+	}
+
+	Message* clone()
+	{
+		TRACE;
+		return new WebhookMessage(m_param);
+	}
+
+	std::string getBuffer()
+	{
+		TRACE;
+		return m_buffer;
+	}
+
+protected:
+
+	size_t getExpectedLength()
+	{
+		TRACE;
+		return 0;
+	}
+
+};
+
+#endif // WEBHOOK_MESSAGE_HPP
diff --git a/main.cpp b/main.cpp
index 9886d1d..85e47a3 100644
--- a/main.cpp
+++ b/main.cpp
@@ -20,6 +20,20 @@ https://www.gnu.org/licenses/gpl-3.0.html.
 #include <iostream>
 
 #include <cpp_utils/ArgParse.hpp>
+#include <cpp_utils/TcpConnection.hpp>
+
+#include <cpp_utils/Logger.hpp>
+#include <cpp_utils/Common.hpp>
+#include <cpp_utils/TcpConnection.hpp>
+#include <cpp_utils/SocketServer.hpp>
+
+#include "WebhookMessage.hpp"
+
+#include <iostream>
+#include <string>
+
+#include <unistd.h> // sleep
+#include <sys/stat.h>
 
 int main(int argc, char* argv[])
 {
@@ -34,6 +48,8 @@ int main(int argc, char* argv[])
 					ArgParse::Required::REQUIRED,
 					ArgParse::Required::REQUIRED);
 
+	/// @todo Add log verbosity as option
+
 	try {
 		a.parseArgs(argc, argv);
 	} catch(...) {
@@ -44,5 +60,50 @@ int main(int argc, char* argv[])
 	if (a.foundArg("-h"))
 		std::cout << a.usage() << std::endl;
 
+	Logger::createInstance();
+	Logger::init(std::cout);
+	Logger::setLogLevel(Logger::DEBUG);
+
+	std::string script_path;
+	a.argAsString("-f", script_path);
+// 	std::filesystem fpath(script_path);
+	struct stat  st;
+    if (stat(script_path.c_str(), &st) < 0) {
+		LOG_STATIC( Logger::ERR, "Parameter file not found.");
+		Logger::destroy();
+		return EXIT_FAILURE;
+	}
+    if ((st.st_mode & S_IEXEC) == 0) {
+		LOG_STATIC( Logger::ERR, "Parameter file is not executable.");
+		Logger::destroy();
+		return EXIT_FAILURE;
+	}
+
+
+	WebhookMessage msg(reinterpret_cast<void*>(
+		const_cast<char*>(script_path.c_str())));
+
+	const std::string host("127.0.0.1");
+	std::string port;
+	if (a.foundArg("-p"))
+		a.argAsString("-p", port);
+	else
+		port = std::string("5050");
+
+	TcpConnection conn(host, port, &msg);
+	SocketServer socketServer(&conn);
+
+	if ( !socketServer.start() ) {
+		LOG_STATIC( Logger::ERR, "Failed to start TCP server, exiting...");
+		Logger::destroy();
+		return EXIT_FAILURE;
+	}
+
+	// never reached
+	sleep(1);
+
+	socketServer.stop();
+	Logger::destroy();
+
 	return EXIT_SUCCESS;
 }