rebase from master

.gitlab-ci.yml

@@ -24,6 +24,7 @@ stages:
 
 build_ubuntu_bionic:
   stage: build
+  allow_failure: true
   before_script:
     - *prepare_build
   after_script:
@@ -36,6 +37,7 @@ build_ubuntu_bionic:
 
 build_ubuntu_bionic_libjpeg_turbo:
   stage: build
+  allow_failure: false
   before_script:
     - *prepare_build
   after_script:
@@ -48,6 +50,7 @@ build_ubuntu_bionic_libjpeg_turbo:
 
 build_ubuntu_focal:
   stage: build
+  allow_failure: true
   before_script:
     - *prepare_build
   after_script:
@@ -60,6 +63,7 @@ build_ubuntu_focal:
 
 build_debian_buster:
   stage: build
+  allow_failure: true
   before_script:
     - *prepare_build
   after_script:
@@ -72,6 +76,7 @@ build_debian_buster:
 
 build_debian_bullseye:
   stage: build
+  allow_failure: true
   before_script:
     - *prepare_build
   after_script:
@@ -84,6 +89,7 @@ build_debian_bullseye:
 
 build_kali_rolling:
   stage: build
+  allow_failure: true
   before_script:
     - *prepare_build
   after_script:
@@ -96,6 +102,7 @@ build_kali_rolling:
 
 build_centos7:
   stage: build
+  allow_failure: true
   before_script:
     - *prepare_build
   after_script:

README.md

@@ -42,9 +42,9 @@ Future Goals:
 #### Debian-based
 
 ```sh
-wget -qO- https://github.com/kasmtech/KasmVNC/releases/download/v0.9.1-beta/kasmvncserver_0.9.1~beta-1_amd64.deb
+wget -qO- https://github.com/kasmtech/KasmVNC/releases/download/v0.9.2-beta/kasmvncserver_ubuntu_bionic_0.9.2_amd64.deb
 
-sudo dpkg -i kasmvncserver_0.9.1~beta-1_amd64.deb
+sudo dpkg -i kasmvncserver_*.deb
 sudo apt-get -f install
 
 # We provide an example script to run KasmVNC at #

builder/dockerfile.centos_core.build

@@ -3,7 +3,7 @@ FROM centos:centos7
 ENV KASMVNC_BUILD_OS centos
 ENV KASMVNC_BUILD_OS_CODENAME core
 
-RUN yum install -y ca-certificates
+RUN yum update -y ca-certificates
 RUN yum install -y build-dep xorg-server libxfont-dev sudo
 RUN yum install -y gcc cmake git libjpeg-dev libgnutls28-dev vim wget tightvncserver
 RUN yum install -y libjpeg-dev libpng-dev libtiff-dev libgif-dev libavcodec-dev openssl-devel

common/rfb/InputHandler.h

@@ -38,7 +38,11 @@ namespace rfb {
     virtual void pointerEvent(const Point& __unused_attr pos,
 		              int __unused_attr buttonMask,
                               const bool __unused_attr skipClick,
-                              const bool __unused_attr skipRelease) { }
+                              const bool __unused_attr skipRelease,
+                              int scrollX,
+                              int scrollY) { }
+    virtual void clientCutText(const char* __unused_attr str,
+                               int __unused_attr len) { }
   };
 
 }

common/rfb/SMsgReader.cxx

@@ -224,7 +224,9 @@ void SMsgReader::readPointerEvent()
   int mask = is->readU8();
   int x = is->readU16();
   int y = is->readU16();
-  handler->pointerEvent(Point(x, y), mask, false, false);
+  int scrollX = is->readS16();
+  int scrollY = is->readS16();
+  handler->pointerEvent(Point(x, y), mask, false, false, scrollX, scrollY);
 }
 
 

common/rfb/TightWEBPEncoder.cxx

@@ -71,12 +71,12 @@ static const struct TightWEBPConfiguration conf[10] = {
   {  24, 0 }, // 1
   {  30, 0 }, // 2
   {  37, 0 }, // 3
-  {  42, 1 }, // 4
+  {  42, 0 }, // 4
-  {  65, 1 }, // 5
+  {  65, 0 }, // 5
-  {  78, 1 }, // 6
+  {  78, 0 }, // 6
-  {  85, 2 }, // 7
+  {  85, 0 }, // 7
-  {  88, 3 }, // 8
+  {  88, 0 }, // 8
-  { 100, 4 }  // 9
+  { 100, 0 }  // 9
 };
 
 
@@ -143,7 +143,7 @@ void TightWEBPEncoder::compressOnly(const PixelBuffer* pb, const uint8_t quality
     method = conf[qualityIn].method;
   } else {
     quality = 8;
-    method = 4;
+    method = 0;
   }
 
   WebPConfigInit(&cfg);
@@ -214,7 +214,7 @@ void TightWEBPEncoder::writeRect(const PixelBuffer* pb, const Palette& palette)
     method = conf[qualityLevel].method;
   } else {
     quality = 8;
-    method = 4;
+    method = 0;
   }
 
   WebPConfigInit(&cfg);
@@ -265,7 +265,7 @@ rdr::U32 TightWEBPEncoder::benchmark() const
   rdr::U8* buffer;
   struct timeval start;
   int stride, i;
-  const uint8_t quality = 8, method = 4;
+  const uint8_t quality = 8, method = 2;
   WebPConfig cfg;
   WebPPicture pic;
   WebPMemoryWriter wrt;

common/rfb/VNCSConnectionST.cxx

@@ -703,7 +703,7 @@ void VNCSConnectionST::setPixelFormat(const PixelFormat& pf)
   setCursor();
 }
 
-void VNCSConnectionST::pointerEvent(const Point& pos, int buttonMask, const bool skipClick, const bool skipRelease)
+void VNCSConnectionST::pointerEvent(const Point& pos, int buttonMask, const bool skipClick, const bool skipRelease, int scrollX, int scrollY)
 {
   pointerEventTime = lastEventTime = time(0);
   server->lastUserInputTime = lastEventTime;
@@ -731,7 +731,7 @@ void VNCSConnectionST::pointerEvent(const Point& pos, int buttonMask, const bool
       }
     }
 
-    server->desktop->pointerEvent(pointerEventPos, buttonMask, skipclick, skiprelease);
+    server->desktop->pointerEvent(pointerEventPos, buttonMask, skipclick, skiprelease, scrollX, scrollY);
   }
 }
 

common/rfb/VNCSConnectionST.h

@@ -207,7 +207,7 @@ namespace rfb {
     virtual void queryConnection(const char* userName);
     virtual void clientInit(bool shared);
     virtual void setPixelFormat(const PixelFormat& pf);
-    virtual void pointerEvent(const Point& pos, int buttonMask, const bool skipClick, const bool skipRelease);
+    virtual void pointerEvent(const Point& pos, int buttonMask, const bool skipClick, const bool skipRelease, int scrollX, int scrollY);
     virtual void keyEvent(rdr::U32 keysym, rdr::U32 keycode, bool down);
     virtual void framebufferUpdateRequest(const Rect& r, bool incremental);
     virtual void setDesktopSize(int fb_width, int fb_height,

unix/xserver/hw/vnc/Input.c

@@ -234,6 +234,14 @@ void vncPointerMove(int x, int y)
 	cursorPosY = y;
 }
 
+void vncScroll(int x, int y) {
+	ValuatorMask mask;
+	valuator_mask_zero(&mask);
+	valuator_mask_set(&mask, 2, x);
+	valuator_mask_set(&mask, 3, y);
+	QueuePointerEvents(vncPointerDev, MotionNotify, 0, POINTER_RELATIVE, &mask);
+}
+
 void vncGetPointerPos(int *x, int *y)
 {
 	if (vncPointerDev != NULL) {
@@ -261,7 +269,7 @@ static int vncPointerProc(DeviceIntPtr pDevice, int onoff)
 	 * is not a bug.
 	 */
 	Atom btn_labels[BUTTONS];
-	Atom axes_labels[2];
+	Atom axes_labels[4];
 
 	switch (onoff) {
 	case DEVICE_INIT:
@@ -278,11 +286,29 @@ static int vncPointerProc(DeviceIntPtr pDevice, int onoff)
 
 		axes_labels[0] = XIGetKnownProperty(AXIS_LABEL_PROP_REL_X);
 		axes_labels[1] = XIGetKnownProperty(AXIS_LABEL_PROP_REL_Y);
+		axes_labels[2] = XIGetKnownProperty(AXIS_LABEL_PROP_REL_HSCROLL);
+		axes_labels[3] = XIGetKnownProperty(AXIS_LABEL_PROP_REL_VSCROLL);
+
 
 		InitPointerDeviceStruct(pDev, map, BUTTONS, btn_labels,
 					(PtrCtrlProcPtr)NoopDDA,
 					GetMotionHistorySize(),
-					2, axes_labels);
+					4, axes_labels);
+
+		InitValuatorAxisStruct(pDevice, 2, axes_labels[2], NO_AXIS_LIMITS, NO_AXIS_LIMITS, 0, 0, 0, Relative);
+        InitValuatorAxisStruct(pDevice, 3, axes_labels[3], NO_AXIS_LIMITS, NO_AXIS_LIMITS, 0, 0, 0, Relative);
+
+		char* envScrollFactorH = getenv("SCROLL_FACTOR_H"); 
+		char* envScrollFactorV = getenv("SCROLL_FACTOR_V"); 
+
+		float scrollFactorH = envScrollFactorH ? atof(envScrollFactorH) : 50.0;
+		float scrollFactorV = envScrollFactorV ? atof(envScrollFactorV) : 50.0;
+
+		LOG_INFO("Mouse horizonatl scroll factor: %f", scrollFactorH);
+		LOG_INFO("Mouse vertical scroll factor: %f", scrollFactorV);
+
+        SetScrollValuator(pDevice, 2, SCROLL_TYPE_HORIZONTAL, scrollFactorH, SCROLL_FLAG_NONE);
+        SetScrollValuator(pDevice, 3, SCROLL_TYPE_VERTICAL, scrollFactorV, SCROLL_FLAG_PREFERRED);
 		break;
 	case DEVICE_ON:
 		pDev->on = TRUE;

unix/xserver/hw/vnc/Input.h

@@ -35,6 +35,7 @@ void vncInitInputDevice(void);
 void vncPointerButtonAction(int buttonMask, const unsigned char skipclick,
                             const unsigned char skiprelease);
 void vncPointerMove(int x, int y);
+void vncScroll(int x, int y);
 void vncGetPointerPos(int *x, int *y);
 
 void vncKeyboardEvent(KeySym keysym, unsigned xtcode, int down);

unix/xserver/hw/vnc/XserverDesktop.cc

@@ -459,11 +459,14 @@ void XserverDesktop::approveConnection(uint32_t opaqueId, bool accept,
 
 
 void XserverDesktop::pointerEvent(const Point& pos, int buttonMask,
-                                  const bool skipClick, const bool skipRelease)
+                                  const bool skipClick, const bool skipRelease, int scrollX, int scrollY)
 {
-  vncPointerMove(pos.x + vncGetScreenX(screenIndex),
+  if (scrollX == 0 && scrollY == 0) {
-                 pos.y + vncGetScreenY(screenIndex));
+    vncPointerMove(pos.x + vncGetScreenX(screenIndex), pos.y + vncGetScreenY(screenIndex));
     vncPointerButtonAction(buttonMask, skipClick, skipRelease);
+  } else {
+    vncScroll(scrollX, scrollY);
+  }
 }
 
 unsigned int XserverDesktop::setScreenLayout(int fb_width, int fb_height,

unix/xserver/hw/vnc/XserverDesktop.h

@@ -94,7 +94,7 @@ public:
 
   // rfb::SDesktop callbacks
   virtual void pointerEvent(const rfb::Point& pos, int buttonMask,
-                            const bool skipClick, const bool skipRelease);
+                            const bool skipClick, const bool skipRelease, int scrollX = 0, int scrollY = 0);
   virtual void keyEvent(rdr::U32 keysym, rdr::U32 keycode, bool down);
   virtual unsigned int setScreenLayout(int fb_width, int fb_height,
                                        const rfb::ScreenSet& layout);