stuff

.gitignore

@@ -1,6 +1,6 @@
 # This file is used to ignore files which are generated
 # ----------------------------------------------------------------------------
-
+build/
 *~
 *.autosave
 *.a

CMakeLists.txt

@@ -26,21 +26,15 @@ set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
 find_package(Qt5 COMPONENTS Widgets REQUIRED)
 find_package(cppzmq REQUIRED)
+find_package(nlohmann_json REQUIRED)
+find_package(SQLite3 REQUIRED)
 
-if(ANDROID)
-  add_library(littlesnitch SHARED
-    main.cpp
-    mainwindow.cpp
-    mainwindow.h
-    mainwindow.ui
-  )
-else()
 add_executable(littlesnitch
     main.cpp
     mainwindow.cpp
-    mainwindow.h
+    networkthread.cpp
+    session.cpp
     mainwindow.ui
 )
-endif()
 
-target_link_libraries(littlesnitch PRIVATE Qt5::Widgets cppzmq)
+target_link_libraries(littlesnitch PRIVATE Qt5::Widgets cppzmq sqlite3)

mainwindow.cpp

@@ -43,44 +43,3 @@ MainWindow::~MainWindow()
 void MainWindow::httpMessage(HTTPData data) {
     qDebug() << data.index;
 }
-
-Worker::Worker() { // Constructor
-}
-
-Worker::~Worker() { // Destructor
-}
-
-void Worker::process() {
-    qDebug("thread started");
-    zmq::context_t ctx(1);
-    zmq::socket_t sock(ctx, zmq::socket_type::pair);
-    try {
-        sock.bind("tcp://127.0.0.1:12345");
-    } catch (zmq::error_t err) {
-        qDebug() << "failed binding socket" << err.what();
-        emit error(err.what());
-        return;
-    };
-
-    qDebug("bound socket");
-
-    while(true) {
-        sock.send(zmq::str_buffer("littlesnitch_init"), zmq::send_flags::dontwait);
-        zmq::message_t msg;
-        const auto ret = sock.recv(msg, zmq::recv_flags::dontwait);
-        if(ret) {
-            qDebug() << "got message: " << msg.to_string().c_str();
-            if(msg.to_string() == "mitmaddon") {
-                qDebug("connected");
-                while(true) {
-                    const auto ret = sock.recv(msg, zmq::recv_flags::dontwait);
-                    if(ret) {
-                        qDebug() << msg.to_string().c_str();
-                    }
-                }
-            } else {
-                qDebug("not connected");
-            }
-        }
-    }
-}

mainwindow.h

@@ -3,6 +3,8 @@
 #include <QMainWindow>
 #include <string>
 #include <zmq.hpp>
+#include <nlohmann/json.hpp>
+#include <sqlite3.h>
 
 QT_BEGIN_NAMESPACE
 namespace Ui { class MainWindow; }
@@ -22,20 +24,6 @@ public:
     std::string response_content;
 };
 
-class Worker : public QObject {
-    Q_OBJECT
-public:
-    Worker();
-    ~Worker();
-public slots:
-    void process();
-signals:
-    void finished();
-    void error(QString err);
-    void httpMessage(HTTPData);
-private:
-    // add your variables here
-};
 
 class MainWindow : public QMainWindow
 {

mainwindow.ui

@@ -62,7 +62,7 @@
     </item>
     <item row="1" column="0" colspan="2">
      <widget class="QTabWidget" name="tabWidget">
-      <widget class="QWidget" name="tabWidgetPage1" native="true">
+      <widget class="QWidget" name="tabWidgetPage1">
        <attribute name="title">
         <string/>
        </attribute>
@@ -86,11 +86,46 @@
      <x>0</x>
      <y>0</y>
      <width>800</width>
-     <height>20</height>
+     <height>22</height>
     </rect>
    </property>
+   <widget class="QMenu" name="menuFile">
+    <property name="title">
+     <string>File</string>
+    </property>
+    <addaction name="actionNew_Session"/>
+    <addaction name="actionOpen_Session"/>
+   </widget>
+   <widget class="QMenu" name="menuSettings">
+    <property name="title">
+     <string>Settings</string>
+    </property>
+    <addaction name="actionSettings"/>
+   </widget>
+   <addaction name="menuFile"/>
+   <addaction name="menuSettings"/>
   </widget>
   <widget class="QStatusBar" name="statusbar"/>
+  <action name="actionOpen">
+   <property name="text">
+    <string>New Session</string>
+   </property>
+  </action>
+  <action name="actionNew_Session">
+   <property name="text">
+    <string>New Session</string>
+   </property>
+  </action>
+  <action name="actionOpen_Session">
+   <property name="text">
+    <string>Open Session</string>
+   </property>
+  </action>
+  <action name="actionSettings">
+   <property name="text">
+    <string>Settings</string>
+   </property>
+  </action>
  </widget>
  <resources/>
  <connections/>

mitmaddon/littlesnitch.py

@@ -5,28 +5,75 @@ import threading
 from queue import Queue
 import time
 import zmq
+import json
+
+NO_MSG {"msg": None}
+INIT_MSG = {"msg": "init"}
+ACK_MSG = {"msg": "ack"}
+PING_MSG = {"msg": "ping"}
+PONG_MSG = {"msg": "pong"}
+
+def convert_to_strings(obj):
+        if isinstance(obj, dict):
+            return {convert_to_strings(key): convert_to_strings(value)
+                    for key, value in obj.items()}
+        elif isinstance(obj, list) or isinstance(obj, tuple):
+            return [convert_to_strings(element) for element in obj]
+        elif isinstance(obj, bytes):
+            return str(obj)[2:-1]
+        return obj
+
+def get_msg(socket):
+        
+        msg = socket.recv()
+        try:
+                if msg:
+                        return json.loads(msg)
+        except json.JSONDecodeError:
+                print("malformed message received '{msg}'")
+
+        return NO_MSG
+
+        
+def send_msg(msg, socket):
+        a = convert_to_strings(msg)
+        socket.send(str.encode(json.dumps(a)))
         
 def networking(q):
         print("starting thread")
 
         context = zmq.Context()
+        connected = False
+        while not connected:
                 socket = context.socket(zmq.PAIR)
                 socket.connect("tcp://127.0.0.1:12345")
+                msg = get_msg(socket)
+                if msg["msg"] == "init":
+                        send_msg(ACK_MSG, socket)
+                        connected = True
 
-        while True:
+                timer = time.monotonic()
-            print("try recv")
+                while connected:
-            message = socket.recv()
+                        if timer - time.monotonic() >= 5:
-            if message == b"littlesnitch_init":
+                                timer = time.monotonic()
-                print("connected")
+                                send_msg(PING_MSG,socket)
-                socket.send(b"mitmaddon")
+                                msg = get_msg(socket)
-                while True:
+                                if msg["msg"] != "pong":
-                    a = q.get()
+                                        connected = False
-                    print(f"got {a}")
+                        
+                        msg = get_msg(socket)
+                        if msg['msg'] == "ping":
+                                send_msg(PONG_MSG, socket)
+                                timer = time.monotonic()
+                        
+                        a = q.get(block=False)
                         if a:
-                        socket.send(str.encode(a))
+                                msg = get_msg(socket)
+                                if msg["msg"] == "ack":
                                         q.task_done()
+                                        timer = time.monotonic()
                                 else:
-                raise ValueError("init failed")
+                                        connected = False
 
 class Counter:
     def __init__(self):
@@ -36,13 +83,11 @@ class Counter:
         self.q.join()
 
     def request(self, flow):
-        data = flow.request.data
+        self.q.put(flow.get_state())
-        self.q.put(f"{flow.id},REQ,{data.method},{data.scheme},{data.host},{data.port},{data.path},{data.http_version},{data.headers}")
         self.q.join()
 
     def response(self, flow):
-        data = flow.response.data
+        self.q.put(flow.get_state())
-        self.q.put(f"{flow.id},RES,{data.status_code},{data.http_version},{data.reason},{data.headers},{data.content},{data.timestamp_start},{data.timestamp_end}")
         self.q.join()
 
 

networkthread.cpp

@@ -0,0 +1,39 @@
+#include "networkthread.h"
+
+NetworkThread::NetworkThread(QObject *parent) : QObject(parent)
+{
+
+}
+
+void NetworkThread::process() {
+    zmq::context_t ctx(1);
+    zmq::socket_t sock(ctx, zmq::socket_type::pair);
+
+    try {
+        sock.bind("tcp://127.0.0.1:12345");
+    } catch (zmq::error_t err) {
+        qDebug() << "failed binding socket" << err.what();
+        emit error(err.what());
+        return;
+    };
+
+    while(true){
+        bool connected = false;
+        while(!connected) {
+            sock.send(zmq::str_buffer("{'type': 'init'}"), zmq::send_flags::dontwait);
+            zmq::message_t msg;
+            const auto ret = sock.recv(msg, zmq::recv_flags::dontwait);
+            if(ret) {
+                if(msg.to_string() == "{'type': 'ack'}") {
+                    connected = true;
+                }
+            }
+        }
+        while(connected) {
+            const auto ret = sock.recv(msg, zmq::recv_flags::dontwait);
+            if(ret) {
+                qDebug() << msg.to_string().c_str();
+            }
+        }
+    }
+}

networkthread.h

@@ -0,0 +1,18 @@
+#pragma once
+
+#include <QObject>
+
+class NetworkThread : public QObject
+{
+    Q_OBJECT
+public:
+    explicit NetworkThread(QObject *parent = nullptr);
+public slots:
+    void process();
+signals:
+    void finished();
+    void error(QString err);
+    void httpMessage(HTTPData);
+private:
+    // add your variables here
+};

session.cpp

@@ -0,0 +1,31 @@
+#include "session.h"
+
+Session::Session(QObject *parent) : QObject(parent)
+{
+
+}
+
+Session::~Session() {
+    unload();
+}
+
+
+void Session::load(std::filesystem::path path)
+{
+    if(db) {
+        unload();
+    }
+    auto rc = sqlite3_open(path.c_str(), &db);
+    if(rc) {
+        qDebug("cannot open database");
+        qDebug(sqlite3_errmsg(db));
+        unload();
+        throw;
+    }
+}
+
+void Session::unload() {
+    if(db) {
+        sqlite3_close(db);
+    }
+}

session.h

@@ -0,0 +1,53 @@
+#pragma once
+
+#include <QObject>
+#include <sqlite3.h>
+
+
+//  static int callback(void *NotUsed, int argc, char **argv, char **azColName){
+//    int i;
+//    for(i=0; i<argc; i++){
+//      printf("%s = %s\n", azColName[i], argv[i] ? argv[i] : "NULL");
+//    }
+//    printf("\n");
+//    return 0;
+//  }
+//
+//  int main(int argc, char **argv){
+//    sqlite3 *db;
+//    char *zErrMsg = 0;
+//    int rc;
+//
+//    if( argc!=3 ){
+//      fprintf(stderr, "Usage: %s DATABASE SQL-STATEMENT\n", argv[0]);
+//      return(1);
+//    }
+//    rc = sqlite3_open(argv[1], &db);
+//    if( rc ){
+//      fprintf(stderr, "Can't open database: %s\n", sqlite3_errmsg(db));
+//      sqlite3_close(db);
+//      return(1);
+//    }
+//    rc = sqlite3_exec(db, argv[2], callback, 0, &zErrMsg);
+//    if( rc!=SQLITE_OK ){
+//      fprintf(stderr, "SQL error: %s\n", zErrMsg);
+//      sqlite3_free(zErrMsg);
+//    }
+//    sqlite3_close(db);
+//    return 0;
+//  }
+
+
+class Session : public QObject
+{
+    Q_OBJECT
+private:
+    sqlite3* db;
+
+public:
+    explicit Session(QObject *parent = nullptr);
+
+signals:
+
+};
+

test.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+
+mitmdump -p 8080 -s mitmaddon/littlesnitch.py &
+./build/littlesnitch &
+
+sleep 1
+curl -x http://localhost:8080 -k https://yolo.jetzt
+