KASM-1883 add manpage for kasmxproxy

.ci/check_if_build_was_already_uploaded

@@ -1,14 +0,0 @@
-#!/bin/bash
-
-set -e
-
-check_directory_exists() {
-  local remote_dir="$1"
-
-  curl --output /dev/null --silent --head --fail "$remote_dir"
-}
-
-S3_URL="https://${S3_BUCKET}.s3.amazonaws.com/${S3_BUILD_DIRECTORY}/";
-if check_directory_exists "$S3_URL"; then
-  exit 1
-fi

.ci/upload.sh

@@ -1,33 +1,16 @@
 #!/bin/bash
 
-is_kasmvnc_package() {
-  local package="$1";
-
-  echo "$package" | grep -E -q 'kasmvncserver_|rpm'
-}
-
 function prepare_upload_filename() {
   local package="$1";
 
-  if ! is_kasmvnc_package "$package"; then
-    export upload_filename="$package"
-    return
-  fi
-
   .ci/detect_os_arch_package_format "$package" > /tmp/os_arch_package_format;
   source /tmp/os_arch_package_format;
   detect_release_branch
-
-  detect_revision "$package" "$OS_ARCH"
-  if [ -n "$REVISION" ]; then
-    REVISION="_${REVISION}"
-  fi
-
   if [ -n "$RELEASE_BRANCH" ]; then
-    export upload_filename="kasmvncserver_${PACKAGE_OS}_${RELEASE_VERSION}${REVISION}_${OS_ARCH}.${PACKAGE_FORMAT}";
+    export upload_filename="kasmvncserver_${PACKAGE_OS}_${RELEASE_VERSION}_${OS_ARCH}.${PACKAGE_FORMAT}";
   else
     export SANITIZED_BRANCH="$(echo $CI_COMMIT_REF_NAME | sed 's/\//_/g')";
-    export upload_filename="kasmvncserver_${PACKAGE_OS}_${RELEASE_VERSION}_${SANITIZED_BRANCH}_${CI_COMMIT_SHA:0:6}${REVISION}_${OS_ARCH}.${PACKAGE_FORMAT}";
+    export upload_filename="kasmvncserver_${PACKAGE_OS}_${RELEASE_VERSION}_${SANITIZED_BRANCH}_${CI_COMMIT_SHA:0:6}_${OS_ARCH}.${PACKAGE_FORMAT}";
   fi
 };
 
@@ -42,7 +25,6 @@ function upload_to_s3() {
   export BUILD_STATUS="{\"key\":\"doc\", \"state\":\"SUCCESSFUL\", \"name\":\"${upload_filename}\", \"url\":\"${S3_URL}\"}";
   curl --request POST --header "PRIVATE-TOKEN:${GITLAB_API_TOKEN}" "${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/statuses/${CI_COMMIT_SHA}?state=success&name=build-url&target_url=${S3_URL}";
 };
-
 function prepare_to_run_scripts_and_s3_uploads() {
   export DEBIAN_FRONTEND=noninteractive;
   apt-get update;
@@ -56,16 +38,3 @@ detect_release_branch() {
     export RELEASE_BRANCH=1;
   fi
 }
-
-detect_revision() {
-  local package="$1"
-  local arch="$2"
-
-  REVISION=
-
-  if ! echo "$package" | grep -q '+'; then
-    return
-  fi
-
-  REVISION=$(echo "$package" | sed "s/_${arch}.\+//" | sed 's/.\++//')
-}

.dockerignore

@@ -0,0 +1 @@
+builder/build

.gitlab-ci.yml

@@ -6,22 +6,11 @@ variables:
   GITLAB_SHARED_DIND_DIR: /builds/$CI_PROJECT_PATH/shared
   GIT_SUBMODULE_STRATEGY: normal
   GIT_FETCH_EXTRA_FLAGS: --tags
-  # S3_BUILD_DIRECTORY: kasmvnc/${CI_COMMIT_SHA}
-  S3_BUILD_DIRECTORY: kasmvnc/159d7527955f131e096cf1602b7f9f66cc5d66cb
 
 stages:
-  - check_if_build_was_already_uploaded_for_the_commit
   - build
   - upload
 
-check_if_build_was_already_uploaded_for_the_commit:
-  stage: check_if_build_was_already_uploaded_for_the_commit
-  script:
-    - apk add bash
-    - apk add curl
-    # - TODO: Try uploading and fail if the file .lock exists.
-    - .ci/check_if_build_was_already_uploaded
-
 .prepare_build: &prepare_build
   - ls -l
   - pwd
@@ -45,18 +34,6 @@ build_ubuntu_bionic:
     paths:
       - output/
 
-build_ubuntu_bionic_libjpeg_turbo:
-  stage: build
-  before_script:
-    - *prepare_build
-  after_script:
-    - *prepare_artfacts
-  script:
-    - bash builder/build-package ubuntu bionic +libjpeg-turbo_latest
-  artifacts:
-    paths:
-      - output/
-
 build_ubuntu_focal:
   stage: build
   before_script:
@@ -123,9 +100,10 @@ upload:
   before_script:
     - . .ci/upload.sh
   script:
+    - export S3_BUILD_DIRECTORY="kasmvnc/${CI_COMMIT_SHA}"
     - prepare_to_run_scripts_and_s3_uploads
     - export RELEASE_VERSION=$(.ci/next_release_version "$CI_COMMIT_REF_NAME")
-    - for package in `find output/ -type f -name '*.deb' -or -name '*.rpm'`; do
+    - for package in `find output/ -type f -name 'kasmvncserver_*.deb' -or -name '*.rpm'`; do
         prepare_upload_filename "$package";
         echo;
         echo "File to upload $upload_filename";

CMakeLists.txt

@@ -16,7 +16,6 @@ include(CheckLibraryExists)
 include(CheckTypeSize)
 include(CheckCSourceCompiles)
 include(CheckCXXSourceCompiles)
-include(CheckCXXCompilerFlag)
 include(CheckCSourceRuns)
 
 include(CMakeMacroLibtoolFile)
@@ -209,9 +208,6 @@ if(ENABLE_PAM)
 endif()
 set(HAVE_PAM ${ENABLE_PAM})
 
-# Check for SSE2
-check_cxx_compiler_flag(-msse2 COMPILER_SUPPORTS_SSE2)
-
 # Generate config.h and make sure the source finds it
 configure_file(config.h.in config.h)
 add_definitions(-DHAVE_CONFIG_H)

builder/README.md

@@ -3,17 +3,8 @@ Docker CE
 
 # Build a deb/rpm package
 ```
-# builder/build-package <os> <os_codename> <build_tag>
+# builder/build-package <os> <os_codename>
 # os_codename is what "lsb_release -c" outputs, e.g. buster, focal.
-#
-# build_tag allows building multiple versions of deb package (rpm not supported)
-# targeting a single distro release (e.g. Ubuntu Bionic). If build_tag is given,
-# the package name will include build_tag as part of Debian revision. For
-# example:
-# * with build_tag: kasmvncserver_0.9.1~beta-1+libjpeg-turbo-latest_amd64.deb
-# * without build_tag: kasmvncserver_0.9.1~beta-1_amd64.deb
-# You need to have .build and .deb.build for the build_tag.
-#
 # Packages will be placed under builder/build/
 
 builder/build-package ubuntu bionic
@@ -79,14 +70,3 @@ packages installed with XFCE.
 ```
 builder/test-deb-barebones ubuntu focal
 ```
-# CI development
-
-S3 upload code is extracted to various files in `.ci`. It's possible to iterate
-locally by doing stuff like this:
-
-```
-bash -c '
-. .ci/upload.sh;
-prepare_upload_filename "bionic/kasmvncserver_0.9.1~beta-1+libjpeg-turbo-latest_amd64.deb";
-echo $upload_filename;'
-```

builder/build-deb

@@ -5,17 +5,12 @@ set -e
 cd "$(dirname "$0")/.."
 . builder/os_ver_cli.sh
 
-L_UID=$(id -u) #Ubuntu already has UID env var, but this should work on all Linix systems
+docker build -t debbuilder_${os}:${os_codename} -f \
-L_GID=$(id -g)
+  builder/dockerfile.${os}_${os_codename}.deb.build .
-
-builder_image=debbuilder_${os}:${os_codename}${build_tag_for_images}
-docker build --build-arg KASMVNC_PACKAGE_DIR="builder/build/${os_codename}" \
-  --build-arg L_UID="$L_UID" \
-  -t "$builder_image" -f \
-  builder/dockerfile.${os}_${os_codename}${build_tag}.deb.build .
 
 deb_output_dir=$(cd .. && echo $PWD)
-docker run --rm -v "$deb_output_dir":/src -e BUILD_TAG="$build_tag" \
+L_UID=$(id -u) #Ubuntu already has UID env var, but this should work on all Linix systems
-  --user "$L_UID:$L_GID" \
+L_GID=$(id -g)
-  "$builder_image" /bin/bash -c \
+docker run --rm -v "$deb_output_dir":/src --user $L_UID:$L_GID \
+  debbuilder_${os}:${os_codename} /bin/bash -c \
   '/src/*/builder/build-deb-inside-docker'

builder/build-deb-inside-docker

@@ -2,31 +2,12 @@
 
 set -e
 
-prepare_docker_copy_of_debian_dir_and_cd_to_id() {
+cd "$(dirname "$0")/.."
-   cd "$(dirname "$0")/.."
-
-   local mounted_src_dir="$PWD"
-   local docker_src_dir="$HOME/src"
-
-   mkdir "$docker_src_dir"
-   cd "$docker_src_dir"
-   cp -a "$mounted_src_dir/debian/" .
-   ln -s "$mounted_src_dir/builder" .
-}
-
-prepare_docker_copy_of_debian_dir_and_cd_to_id
 
 os=$(lsb_release -is | tr '[:upper:]' '[:lower:]')
 os_codename=$(lsb_release -cs)
 os_dir="builder/build/${os_codename}"
 
-if [ "$BUILD_TAG" = "+libjpeg-turbo_latest" ]; then
-   echo 'libjpeg 62 libjpeg-turbo (>= 2.1.1)' > debian/shlibs.local
-
-   debian_revision="$(echo $BUILD_TAG | tr _ -)"
-   sed -i -e "1 s/)/$debian_revision)/" debian/changelog
-fi
-
 dpkg-buildpackage -us -uc -b
 mkdir -p "$os_dir"
 cp ../*.deb "$os_dir"

builder/build-package

@@ -4,7 +4,6 @@ set -e
 
 os="$1"
 codename="$2"
-build_tag="$3"
 
 detect_package_format() {
   package_format=rpm
@@ -13,17 +12,8 @@ detect_package_format() {
   fi
 }
 
-warn_build_tag_not_supported_for_rpm_and_exit() {
-  if [[ "$build_tag" && "$package_format" = "rpm" ]]; then
-    echo >&2 "<build_tag> isn't supported for rpm"
-    exit 1
-  fi
-}
-
 cd "$(dirname "$0")/.."
 
 detect_package_format
-warn_build_tag_not_supported_for_rpm_and_exit
+builder/build-tarball "$os" "$codename"
-
+builder/build-${package_format} "$os" "$codename"
-builder/build-tarball "$os" "$codename" "$build_tag"
-builder/build-${package_format} "$os" "$codename" "$build_tag"

builder/build-rpm

@@ -2,18 +2,8 @@
 
 set -e
 
-warn_build_tag_not_supported_for_rpm_and_exit() {
-  local build_tag="$1"
-
-  if [[ -n "$build_tag" ]]; then
-    echo >&2 "<build_tag> isn't supported for rpm"
-    exit 1
-  fi
-}
-
 cd "$(dirname "$0")/.."
 . builder/os_ver_cli.sh
-warn_build_tag_not_supported_for_rpm_and_exit "$build_tag"
 
 docker build -t kasmvnc_rpmbuilder_${os}:${os_codename} -f \
   builder/dockerfile.${os}_${os_codename}.rpm.build .

builder/build-tarball

@@ -1,6 +1,7 @@
 #!/bin/bash
 
 set -e
+set -x
 
 build_www_dir() {
   local webpacked_www=$PWD/builder/www
@@ -12,13 +13,6 @@ build_www_dir() {
   fi
 }
 
-move_libjpeg_turbo_to_os_specific_dir() {
-  chown $L_UID:$L_GID $shared_with_docker_dir/${os_codename}/*
-  mkdir -p $PWD/builder/build/${os_codename}/
-  mv $shared_with_docker_dir/${os_codename}/libjpeg-turbo*.deb \
-    $PWD/builder/build/${os_codename}/
-}
-
 shared_with_docker_dir=${GITLAB_SHARED_DIND_DIR:-/tmp}
 
 cd "$(dirname "$0")/.."
@@ -26,21 +20,13 @@ cd "$(dirname "$0")/.."
 
 build_www_dir
 
-builder_image=kasmvncbuilder:$os_codename${build_tag_for_images}
+docker build -t kasmvncbuilder:$os_codename \
-docker build -t "$builder_image" \
+  -f builder/dockerfile.${os}_${os_codename}.build .
-  -f builder/dockerfile.${os}_${os_codename}${build_tag}.build .
 mkdir -p builder/build
-docker run -v $shared_with_docker_dir:/build -e BUILD_TAG="$build_tag" \
+docker run -v $shared_with_docker_dir:/build --rm kasmvncbuilder:$os_codename
-  --rm "$builder_image"
 
 L_GID=$(id -g)
 L_UID=$(id -u)
 tarball_name="kasmvnc.${os}_${os_codename}.tar.gz"
-tarball_name_with_build_tag="kasmvnc.${os}_${os_codename}${build_tag}.tar.gz"
 chown $L_UID:$L_GID $shared_with_docker_dir/$tarball_name
-mv $shared_with_docker_dir/$tarball_name \
+mv $shared_with_docker_dir/$tarball_name $PWD/builder/build/
-  $PWD/builder/build/"$tarball_name_with_build_tag"
-
-if [ "$build_tag" = "+libjpeg-turbo_latest" ]; then
-  move_libjpeg_turbo_to_os_specific_dir
-fi

builder/build.sh

@@ -1,5 +1,7 @@
 #!/bin/sh -e
 
+set -x
+
 detect_quilt() {
   if which quilt 1>/dev/null; then
     QUILT_PRESENT=1
@@ -80,11 +82,9 @@ cd /src
 detect_quilt
 if [ -n "$QUILT_PRESENT" ]; then
   quilt push -a
+  echo 'Patches applied!'
 fi
+
 make servertarball
 
 cp kasmvnc*.tar.gz /build/kasmvnc.${KASMVNC_BUILD_OS}_${KASMVNC_BUILD_OS_CODENAME}.tar.gz
-if [ "$BUILD_TAG" = "+libjpeg-turbo_latest" ]; then
-	mkdir -p /build/${KASMVNC_BUILD_OS_CODENAME}/
-	cp /libjpeg-turbo/libjpeg*.deb /build/${KASMVNC_BUILD_OS_CODENAME}/
-fi

builder/dockerfile.centos_core.build

@@ -10,7 +10,8 @@ RUN yum install -y make
 RUN yum group install -y "Development Tools"
 RUN yum install -y xorg-x11-server-devel zlib-devel libjpeg-turbo-devel
 RUN yum install -y libxkbfile-devel libXfont2-devel xorg-x11-font-utils \
-  xorg-x11-xtrans-devel xorg-x11-xkb-utils-devel
+  xorg-x11-xtrans-devel xorg-x11-xkb-utils-devel libXrandr-devel pam-devel \
+  gnutls-devel libX11-devel libXtst-devel libXcursor-devel
 RUN yum install -y mesa-dri-drivers
 
 # Additions for webp

builder/dockerfile.debian_bullseye.build

@@ -13,7 +13,7 @@ RUN apt-get update && \
 RUN DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends tzdata
 RUN apt-get update && apt-get -y build-dep xorg-server libxfont-dev
 RUN apt-get update && apt-get -y install cmake git libjpeg-dev libgnutls28-dev vim wget tightvncserver
-RUN apt-get update && apt-get -y install libjpeg-dev libpng-dev libtiff-dev libgif-dev libavcodec-dev libssl-dev
+RUN apt-get update && apt-get -y install libpng-dev libtiff-dev libgif-dev libavcodec-dev libssl-dev libxrandr-dev libxcursor-dev
 
 # Additions for webp
 RUN cd /tmp && wget https://storage.googleapis.com/downloads.webmproject.org/releases/webp/libwebp-1.0.2.tar.gz

builder/dockerfile.debian_bullseye.deb.build

@@ -9,11 +9,4 @@ RUN apt-get update && \
 COPY ./debian/control /tmp
 RUN apt-get update && echo YYY | mk-build-deps --install --remove /tmp/control
 
-ARG L_UID
+USER 1000
-RUN if [ "$L_UID" -eq 0 ]; then \
-      useradd -m docker; \
-    else \
-      useradd -m docker -u $L_UID;\
-    fi
-
-USER docker

builder/dockerfile.debian_bullseye.deb.test

@@ -42,8 +42,8 @@ COPY startup/ $STARTUPDIR
 ### START CUSTOM STUFF ####
 
 ARG KASMVNC_PACKAGE_DIR
-COPY $KASMVNC_PACKAGE_DIR/kasmvncserver_*.deb /tmp/
+COPY $KASMVNC_PACKAGE_DIR/kasmvncserver_*.deb /tmp
-RUN rm -f /tmp/kasmvncserver_*+*.deb; dpkg -i /tmp/*.deb; apt-get -yf install
+RUN dpkg -i /tmp/*.deb; apt-get -yf install
 
 ### END CUSTOM STUFF ###
 

builder/dockerfile.debian_buster.barebones.deb.test

@@ -1,8 +1,8 @@
 FROM debian:buster-slim
 
 ARG KASMVNC_PACKAGE_DIR
-COPY $KASMVNC_PACKAGE_DIR/kasmvncserver_*.deb /tmp/
+COPY $KASMVNC_PACKAGE_DIR/kasmvncserver_*.deb /tmp
-RUN rm -f /tmp/kasmvncserver_*+*.deb; apt-get update && dpkg -i /tmp/*.deb; apt-get -yf install
+RUN apt-get update && dpkg -i /tmp/*.deb; apt-get -yf install
 RUN apt-get update && apt-get -y install xterm
 
 COPY startup/deb/kasmvncserver-easy-start /usr/local/bin

builder/dockerfile.debian_buster.build

@@ -13,7 +13,7 @@ RUN apt-get update && \
 RUN DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends tzdata
 RUN apt-get update && apt-get -y build-dep xorg-server libxfont-dev
 RUN apt-get update && apt-get -y install cmake git libjpeg-dev libgnutls28-dev vim wget tightvncserver
-RUN apt-get update && apt-get -y install libjpeg-dev libpng-dev libtiff-dev libgif-dev libavcodec-dev libssl-dev
+RUN apt-get update && apt-get -y install libpng-dev libtiff-dev libgif-dev libavcodec-dev libssl-dev libxrandr-dev libxcursor-dev
 
 # Additions for webp
 RUN cd /tmp && wget https://storage.googleapis.com/downloads.webmproject.org/releases/webp/libwebp-1.0.2.tar.gz

builder/dockerfile.debian_buster.deb.build

@@ -9,11 +9,4 @@ RUN apt-get update && \
 COPY ./debian/control /tmp
 RUN apt-get update && echo YYY | mk-build-deps --install --remove /tmp/control
 
-ARG L_UID
+USER 1000
-RUN if [ "$L_UID" -eq 0 ]; then \
-      useradd -m docker; \
-    else \
-      useradd -m docker -u $L_UID;\
-    fi
-
-USER docker

builder/dockerfile.debian_buster.deb.test

@@ -42,8 +42,8 @@ COPY startup/ $STARTUPDIR
 ### START CUSTOM STUFF ####
 
 ARG KASMVNC_PACKAGE_DIR
-COPY $KASMVNC_PACKAGE_DIR/kasmvncserver_*.deb /tmp/
+COPY $KASMVNC_PACKAGE_DIR/kasmvncserver_*.deb /tmp
-RUN rm -f /tmp/kasmvncserver_*+*.deb; dpkg -i /tmp/*.deb; apt-get -yf install
+RUN dpkg -i /tmp/*.deb; apt-get -yf install
 
 ### END CUSTOM STUFF ###
 

builder/dockerfile.fedora_thirtythree.build

@@ -18,7 +18,7 @@ RUN dnf install -y make
 RUN dnf group install -y "Development Tools"
 RUN dnf install -y xorg-x11-server-devel zlib-devel libjpeg-turbo-devel
 RUN dnf install -y libxkbfile-devel libXfont2-devel xorg-x11-font-utils \
-  xorg-x11-xtrans-devel xorg-x11-xkb-utils-devel
+  xorg-x11-xtrans-devel xorg-x11-xkb-utils-devel libXrandr-devel libXcursor-devel
 RUN dnf install -y mesa-dri-drivers
 RUN dnf install -y bzip2 redhat-lsb-core
 

builder/dockerfile.kali_kali-rolling.build

@@ -13,7 +13,7 @@ RUN apt-get update && \
 RUN DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends tzdata
 RUN apt-get update && apt-get -y build-dep xorg-server libxfont-dev
 RUN apt-get update && apt-get -y install cmake git libjpeg-dev libgnutls28-dev vim wget tightvncserver
-RUN apt-get update && apt-get -y install libjpeg-dev libpng-dev libtiff-dev libgif-dev libavcodec-dev libssl-dev
+RUN apt-get update && apt-get -y install libpng-dev libtiff-dev libgif-dev libavcodec-dev libssl-dev libxrandr-dev libxcursor-dev
 
 # Additions for webp
 RUN cd /tmp && wget https://storage.googleapis.com/downloads.webmproject.org/releases/webp/libwebp-1.0.2.tar.gz

builder/dockerfile.kali_kali-rolling.deb.build

@@ -9,11 +9,4 @@ RUN apt-get update && \
 COPY ./debian/control /tmp
 RUN apt-get update && echo YYY | mk-build-deps --install --remove /tmp/control
 
-ARG L_UID
+USER 1000
-RUN if [ "$L_UID" -eq 0 ]; then \
-      useradd -m docker; \
-    else \
-      useradd -m docker -u $L_UID;\
-    fi
-
-USER docker

builder/dockerfile.kali_kali-rolling.deb.test

@@ -42,8 +42,8 @@ COPY startup/ $STARTUPDIR
 ### START CUSTOM STUFF ####
 
 ARG KASMVNC_PACKAGE_DIR
-COPY $KASMVNC_PACKAGE_DIR/kasmvncserver_*.deb /tmp/
+COPY $KASMVNC_PACKAGE_DIR/kasmvncserver_*.deb /tmp
-RUN rm -f /tmp/kasmvncserver_*+*.deb; dpkg -i /tmp/*.deb; apt-get -yf install
+RUN dpkg -i /tmp/*.deb; apt-get -yf install
 
 ### END CUSTOM STUFF ###
 

builder/dockerfile.ubuntu_bionic+libjpeg-turbo_latest.build

@@ -1,39 +0,0 @@
-FROM ubuntu:18.04
-
-ENV KASMVNC_BUILD_OS ubuntu
-ENV KASMVNC_BUILD_OS_CODENAME bionic
-ENV XORG_VER 1.20.10
-
-RUN sed -i 's$# deb-src$deb-src$' /etc/apt/sources.list
-
-RUN apt-get update && \
-      apt-get -y install sudo
-
-RUN apt-get update && apt-get -y build-dep xorg-server libxfont-dev
-RUN apt-get update && apt-get -y install cmake git libgnutls28-dev vim wget tightvncserver
-RUN apt-get update && apt-get -y install libpng-dev libtiff-dev libgif-dev libavcodec-dev libssl-dev
-
-RUN apt-get update && apt-get install -y cmake nasm gcc
-RUN git clone https://github.com/libjpeg-turbo/libjpeg-turbo.git
-RUN export MAKEFLAGS=-j`nproc`; cd libjpeg-turbo && cmake -G"Unix Makefiles" && make deb
-RUN export MAKEFLAGS=-j`nproc`; cd libjpeg-turbo && cmake -DCMAKE_INSTALL_PREFIX=/usr/local -G"Unix Makefiles" && make && make install
-
-# Additions for webp
-RUN cd /tmp && wget https://storage.googleapis.com/downloads.webmproject.org/releases/webp/libwebp-1.0.2.tar.gz
-RUN cd /tmp && tar -xzvf /tmp/libwebp-*
-RUN cd /tmp/libwebp-1.0.2 && \
-    ./configure --enable-static --disable-shared && \
-    make && make install
-
-# Fix for older required libs
-#RUN cd /tmp && wget http://launchpadlibrarian.net/347526424/libxfont1-dev_1.5.2-4ubuntu2_amd64.deb && \
-#    wget http://launchpadlibrarian.net/347526425/libxfont1_1.5.2-4ubuntu2_amd64.deb && \
-#    dpkg -i libxfont1_1.5.2-4ubuntu2_amd64.deb && \
-#    dpkg -i libxfont1-dev_1.5.2-4ubuntu2_amd64.deb
-
-RUN useradd -m docker && echo "docker:docker" | chpasswd && adduser docker sudo
-
-COPY --chown=docker:docker . /src
-
-USER docker
-ENTRYPOINT ["/src/builder/build.sh"]

builder/dockerfile.ubuntu_bionic+libjpeg-turbo_latest.deb.build

@@ -1,23 +0,0 @@
-FROM ubuntu:bionic
-
-RUN apt-get update && \
-      apt-get -y install vim build-essential devscripts equivs
-
-ARG KASMVNC_PACKAGE_DIR
-COPY $KASMVNC_PACKAGE_DIR/libjpeg-turbo*deb /tmp
-RUN apt-get install /tmp/libjpeg-turbo*deb
-
-# Install build-deps for the package.
-COPY ./debian/control /tmp
-RUN apt-get update && echo YYY | mk-build-deps --install --remove /tmp/control
-
-ENV LD_LIBRARY_PATH="/opt/libjpeg-turbo/lib64/:$LD_LIBRARY_PATH"
-
-ARG L_UID
-RUN if [ "$L_UID" -eq 0 ]; then \
-      useradd -m docker; \
-    else \
-      useradd -m docker -u $L_UID;\
-    fi
-
-USER docker

builder/dockerfile.ubuntu_bionic+libjpeg-turbo_latest.deb.test

@@ -1,58 +0,0 @@
-FROM ubuntu:bionic
-
-ENV DISPLAY=:1 \
-    VNC_PORT=8443 \
-    VNC_RESOLUTION=1280x720 \
-    MAX_FRAME_RATE=24 \
-    VNCOPTIONS="-PreferBandwidth -DynamicQualityMin=4 -DynamicQualityMax=7" \
-    HOME=/home/user \
-    TERM=xterm \
-    STARTUPDIR=/dockerstartup \
-    INST_SCRIPTS=/dockerstartup/install \
-    KASM_RX_HOME=/dockerstartup/kasmrx \
-    DEBIAN_FRONTEND=noninteractive \
-    VNC_COL_DEPTH=24 \
-    VNC_RESOLUTION=1280x1024 \
-    VNC_PW=vncpassword \
-    VNC_USER=user \
-    VNC_VIEW_ONLY_PW=vncviewonlypassword \
-    LD_LIBRARY_PATH=/opt/libjpeg-turbo/lib64/:/usr/local/lib/ \
-    OMP_WAIT_POLICY=PASSIVE \
-    SHELL=/bin/bash \
-    SINGLE_APPLICATION=0 \
-    KASMVNC_BUILD_OS=ubuntu \
-    KASMVNC_BUILD_OS_CODENAME=bionic
-
-EXPOSE $VNC_PORT
-
-WORKDIR $HOME
-
-### REQUIRED STUFF ###
-
-RUN apt-get update && apt-get install -y supervisor xfce4 xfce4-terminal xterm libnss-wrapper gettext wget
-RUN apt-get purge -y pm-utils xscreensaver*
-RUN apt-get update && apt-get install -y vim less
-RUN apt-get update && apt-get -y install lsb-release
-
-RUN echo 'source $STARTUPDIR/generate_container_user' >> $HOME/.bashrc
-
-RUN mkdir -p $STARTUPDIR
-COPY startup/ $STARTUPDIR
-
-### START CUSTOM STUFF ####
-
-ARG KASMVNC_PACKAGE_DIR
-COPY $KASMVNC_PACKAGE_DIR/libjpeg-turbo_*.deb /tmp
-RUN apt-get install /tmp/libjpeg-turbo*deb
-
-ARG BUILD_DEBIAN_REVISION
-COPY $KASMVNC_PACKAGE_DIR/kasmvncserver_*$BUILD_DEBIAN_REVISION*.deb /tmp
-RUN dpkg -i /tmp/*.deb; apt-get -yf install
-
-### END CUSTOM STUFF ###
-
-RUN chown -R 1000:0 $HOME
-USER 1000:ssl-cert
-WORKDIR $HOME
-
-ENTRYPOINT [ "/dockerstartup/vnc_startup.sh" ]

builder/dockerfile.ubuntu_bionic.build

@@ -11,7 +11,7 @@ RUN apt-get update && \
 
 RUN apt-get update && apt-get -y build-dep xorg-server libxfont-dev
 RUN apt-get update && apt-get -y install cmake git libjpeg-dev libgnutls28-dev vim wget tightvncserver
-RUN apt-get update && apt-get -y install libjpeg-dev libpng-dev libtiff-dev libgif-dev libavcodec-dev libssl-dev
+RUN apt-get update && apt-get -y install libpng-dev libtiff-dev libgif-dev libavcodec-dev libssl-dev libxrandr-dev libxcursor-dev
 
 # Additions for webp
 RUN cd /tmp && wget https://storage.googleapis.com/downloads.webmproject.org/releases/webp/libwebp-1.0.2.tar.gz

builder/dockerfile.ubuntu_bionic.deb.build

@@ -7,11 +7,4 @@ RUN apt-get update && \
 COPY ./debian/control /tmp
 RUN apt-get update && echo YYY | mk-build-deps --install --remove /tmp/control
 
-ARG L_UID
+USER 1000
-RUN if [ "$L_UID" -eq 0 ]; then \
-      useradd -m docker; \
-    else \
-      useradd -m docker -u $L_UID;\
-    fi
-
-USER docker

builder/dockerfile.ubuntu_bionic.deb.test

@@ -42,8 +42,8 @@ COPY startup/ $STARTUPDIR
 ### START CUSTOM STUFF ####
 
 ARG KASMVNC_PACKAGE_DIR
-COPY $KASMVNC_PACKAGE_DIR/kasmvncserver_*.deb /tmp/
+COPY $KASMVNC_PACKAGE_DIR/kasmvncserver_*.deb /tmp
-RUN rm -f /tmp/kasmvncserver_*+*.deb; dpkg -i /tmp/*.deb; apt-get -yf install
+RUN dpkg -i /tmp/*.deb; apt-get -yf install
 
 ### END CUSTOM STUFF ###
 

builder/dockerfile.ubuntu_focal.barebones.deb.test

@@ -1,8 +1,8 @@
 FROM ubuntu:focal
 
 ARG KASMVNC_PACKAGE_DIR
-COPY $KASMVNC_PACKAGE_DIR/kasmvncserver_*.deb /tmp/
+COPY $KASMVNC_PACKAGE_DIR/kasmvncserver_*.deb /tmp
-RUN rm -f /tmp/kasmvncserver_*+*.deb; apt-get update && dpkg -i /tmp/*.deb; apt-get -yf install
+RUN apt-get update && dpkg -i /tmp/*.deb; apt-get -yf install
 RUN apt-get update && apt-get -y install xterm lsb-release
 
 RUN useradd -m foo && addgroup foo ssl-cert

builder/dockerfile.ubuntu_focal.build

@@ -13,7 +13,7 @@ RUN apt-get update && \
 RUN apt-get update && apt-get install -y --no-install-recommends tzdata
 RUN apt-get update && apt-get -y build-dep xorg-server libxfont-dev
 RUN apt-get update && apt-get -y install cmake git libjpeg-dev libgnutls28-dev vim wget tightvncserver
-RUN apt-get update && apt-get -y install libjpeg-dev libpng-dev libtiff-dev libgif-dev libavcodec-dev libssl-dev
+RUN apt-get update && apt-get -y install libpng-dev libtiff-dev libgif-dev libavcodec-dev libssl-dev libxrandr-dev libxcursor-dev
 
 # Additions for webp
 RUN cd /tmp && wget https://storage.googleapis.com/downloads.webmproject.org/releases/webp/libwebp-1.0.2.tar.gz

builder/dockerfile.ubuntu_focal.deb.build

@@ -9,11 +9,4 @@ RUN apt-get update && \
 COPY ./debian/control /tmp
 RUN apt-get update && echo YYY | mk-build-deps --install --remove /tmp/control
 
-ARG L_UID
+USER 1000
-RUN if [ "$L_UID" -eq 0 ]; then \
-      useradd -m docker; \
-    else \
-      useradd -m docker -u $L_UID;\
-    fi
-
-USER docker

builder/dockerfile.ubuntu_focal.deb.test

@@ -42,8 +42,8 @@ COPY startup/ $STARTUPDIR
 ### START CUSTOM STUFF ####
 
 ARG KASMVNC_PACKAGE_DIR
-COPY $KASMVNC_PACKAGE_DIR/kasmvncserver_*.deb /tmp/
+COPY $KASMVNC_PACKAGE_DIR/kasmvncserver_*.deb /tmp
-RUN rm -f /tmp/kasmvncserver_*+*.deb; dpkg -i /tmp/*.deb; apt-get -yf install
+RUN dpkg -i /tmp/*.deb; apt-get -yf install
 
 RUN mkdir ~/.vnc && echo '/usr/bin/xfce4-session &' >> ~/.vnc/xstartup && \
   chmod +x ~/.vnc/xstartup

builder/os_ver_cli.sh

@@ -3,11 +3,6 @@ default_os_codename=bionic
 
 os=${1:-$default_os}
 os_codename=${2:-$default_os_codename}
-build_tag="${3:-}"
-if [[ -n "$build_tag" ]]; then
-   build_tag_for_images="_${build_tag#+}"
-   build_debian_revision="$(echo $build_tag | tr _ -)"
-fi
 os_image="$os:$os_codename"
 
 echo "Building for $os_image"

builder/test-deb

@@ -5,12 +5,10 @@ set -e
 cd "$(dirname "$0")"
 . ./os_ver_cli.sh
 
-tester_image=kasmvnctester_${os}:$os_codename${build_tag_for_images}
 docker build --build-arg KASMVNC_PACKAGE_DIR="build/${os_codename}" \
-  --build-arg BUILD_DEBIAN_REVISION="$build_debian_revision" \
+  -t kasmvnctester_${os}:$os_codename \
-  -t "$tester_image" \
+  -f dockerfile.${os}_${os_codename}.deb.test .
-  -f dockerfile.${os}_${os_codename}${build_tag}.deb.test .
 docker run -it -p 443:8443 --rm \
   -e KASMVNC_VERBOSE_LOGGING=$KASMVNC_VERBOSE_LOGGING \
   -e "VNC_USER=foo" -e "VNC_PW=foobar" \
-  "$tester_image"
+  kasmvnctester_${os}:$os_codename

centos/kasmvncserver.spec

@@ -62,8 +62,10 @@ cp $SRC/man/man1/Xvnc.1 $DESTDIR/usr/share/man/man1/;
 cp $SRC/share/man/man1/vncserver.1 $DST_MAN;
 cp $SRC/share/man/man1/vncconfig.1 $DST_MAN;
 cp $SRC/share/man/man1/vncpasswd.1 $DST_MAN;
+cp $SRC/share/man/man1/kasmxpoxy.1 $DST_MAN;
 cd $DST_MAN && ln -s vncpasswd.1 kasmvncpasswd.1;
 
+
 %files
 /usr/bin/*
 /usr/share/man/man1/*

common/network/GetAPIMessager.cxx

@@ -21,7 +21,6 @@
 #include <inttypes.h>
 #include <network/GetAPI.h>
 #include <rfb/ConnParams.h>
-#include <rfb/EncodeManager.h>
 #include <rfb/LogWriter.h>
 #include <rfb/JpegCompressor.h>
 #include <rfb/xxhash.h>
@@ -33,6 +32,10 @@ using namespace rfb;
 
 static LogWriter vlog("GetAPIMessager");
 
+PixelBuffer *progressiveBilinearScale(const PixelBuffer *pb,
+					const uint16_t tgtw, const uint16_t tgth,
+					const float tgtdiff);
+
 struct TightJPEGConfiguration {
     int quality;
     int subsampling;

common/rfb/CMakeLists.txt

@@ -48,7 +48,6 @@ set(RFB_SOURCES
   Security.cxx
   SecurityServer.cxx
   SecurityClient.cxx
-  SelfBench.cxx
   SSecurityPlain.cxx
   SSecurityStack.cxx
   SSecurityVncAuth.cxx
@@ -64,7 +63,6 @@ set(RFB_SOURCES
   VNCServerST.cxx
   ZRLEEncoder.cxx
   ZRLEDecoder.cxx
-  cpuid.cxx
   encodings.cxx
   util.cxx
   xxhash.c)
@@ -98,27 +96,6 @@ if(GNUTLS_FOUND)
   )
 endif()
 
-# SSE2
-
-set(SSE2_SOURCES
-  scale_sse2.cxx)
-
-set(SCALE_DUMMY_SOURCES
-  scale_dummy.cxx)
-
-if(COMPILER_SUPPORTS_SSE2)
-  set_source_files_properties(${SSE2_SOURCES} PROPERTIES COMPILE_FLAGS ${COMPILE_FLAGS} -msse2)
-  set(RFB_SOURCES
-    ${RFB_SOURCES}
-    ${SSE2_SOURCES}
-  )
-else()
-  set(RFB_SOURCES
-    ${RFB_SOURCES}
-    ${SCALE_DUMMY_SOURCES}
-  )
-endif()
-
 add_library(rfb STATIC ${RFB_SOURCES})
 
 target_link_libraries(rfb ${RFB_LIBRARIES})

common/rfb/EncodeManager.cxx

@@ -22,12 +22,10 @@
 #include <omp.h>
 #include <stdlib.h>
 
-#include <rfb/cpuid.h>
 #include <rfb/EncCache.h>
 #include <rfb/EncodeManager.h>
 #include <rfb/Encoder.h>
 #include <rfb/Palette.h>
-#include <rfb/scale_sse2.h>
 #include <rfb/SConnection.h>
 #include <rfb/ServerCore.h>
 #include <rfb/SMsgWriter.h>
@@ -897,7 +895,7 @@ void EncodeManager::updateVideoStats(const std::vector<Rect> &rects, const Pixel
   }
 }
 
-PixelBuffer *rfb::nearestScale(const PixelBuffer *pb, const uint16_t w, const uint16_t h,
+static PixelBuffer *nearestScale(const PixelBuffer *pb, const uint16_t w, const uint16_t h,
                                  const float diff)
 {
   ManagedPixelBuffer *newpb = new ManagedPixelBuffer(pb->getPF(), w, h);
@@ -922,7 +920,7 @@ PixelBuffer *rfb::nearestScale(const PixelBuffer *pb, const uint16_t w, const ui
   return newpb;
 }
 
-PixelBuffer *rfb::bilinearScale(const PixelBuffer *pb, const uint16_t w, const uint16_t h,
+static PixelBuffer *bilinearScale(const PixelBuffer *pb, const uint16_t w, const uint16_t h,
                                  const float diff)
 {
   ManagedPixelBuffer *newpb = new ManagedPixelBuffer(pb->getPF(), w, h);
@@ -970,68 +968,10 @@ PixelBuffer *rfb::bilinearScale(const PixelBuffer *pb, const uint16_t w, const u
   return newpb;
 }
 
-PixelBuffer *rfb::progressiveBilinearScale(const PixelBuffer *pb,
+PixelBuffer *progressiveBilinearScale(const PixelBuffer *pb,
                                  const uint16_t tgtw, const uint16_t tgth,
                                  const float tgtdiff)
 {
-  if (supportsSSE2()) {
-    if (tgtdiff >= 0.5f) {
-      ManagedPixelBuffer *newpb = new ManagedPixelBuffer(pb->getPF(), tgtw, tgth);
-
-      int oldstride, newstride;
-      const rdr::U8 *oldpx = pb->getBuffer(pb->getRect(), &oldstride);
-      rdr::U8 *newpx = newpb->getBufferRW(newpb->getRect(), &newstride);
-
-      SSE2_scale(oldpx, tgtw, tgth, newpx, oldstride, newstride, tgtdiff);
-      return newpb;
-    }
-
-    PixelBuffer *newpb;
-    uint16_t neww, newh, oldw, oldh;
-    bool del = false;
-
-    do {
-      oldw = pb->getRect().width();
-      oldh = pb->getRect().height();
-      neww = oldw / 2;
-      newh = oldh / 2;
-
-      newpb = new ManagedPixelBuffer(pb->getPF(), neww, newh);
-
-      int oldstride, newstride;
-      const rdr::U8 *oldpx = pb->getBuffer(pb->getRect(), &oldstride);
-      rdr::U8 *newpx = ((ManagedPixelBuffer *) newpb)->getBufferRW(newpb->getRect(),
-                                                                   &newstride);
-
-      SSE2_halve(oldpx, neww, newh, newpx, oldstride, newstride);
-
-      if (del)
-        delete pb;
-      del = true;
-
-      pb = newpb;
-    } while (tgtw * 2 < neww);
-
-    // Final, non-halving step
-    if (tgtw != neww || tgth != newh) {
-      oldw = pb->getRect().width();
-      oldh = pb->getRect().height();
-
-      newpb = new ManagedPixelBuffer(pb->getPF(), tgtw, tgth);
-
-      int oldstride, newstride;
-      const rdr::U8 *oldpx = pb->getBuffer(pb->getRect(), &oldstride);
-      rdr::U8 *newpx = ((ManagedPixelBuffer *) newpb)->getBufferRW(newpb->getRect(),
-                                                                   &newstride);
-
-      SSE2_scale(oldpx, tgtw, tgth, newpx, oldstride, newstride, tgtdiff);
-      if (del)
-        delete pb;
-    }
-
-    return newpb;
-  } // SSE2
-
   if (tgtdiff >= 0.5f)
     return bilinearScale(pb, tgtw, tgth, tgtdiff);
 

common/rfb/EncodeManager.h

@@ -215,13 +215,6 @@ namespace rfb {
       virtual rdr::U8* getBufferRW(const Rect& r, int* stride);
     };
   };
-
-  PixelBuffer *nearestScale(const PixelBuffer *pb, const uint16_t w, const uint16_t h,
-                            const float diff);
-  PixelBuffer *bilinearScale(const PixelBuffer *pb, const uint16_t w, const uint16_t h,
-                            const float diff);
-  PixelBuffer *progressiveBilinearScale(const PixelBuffer *pb, const uint16_t w, const uint16_t h,
-                            const float diff);
 }
 
 #endif

common/rfb/SelfBench.cxx

@@ -1,197 +0,0 @@
-/* Copyright (C) 2021 Kasm Web
- *
- * This is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This software 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 for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this software; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
- * USA.
- */
-
-#include <rfb/ComparingUpdateTracker.h>
-#include <rfb/EncodeManager.h>
-#include <rfb/LogWriter.h>
-#include <rfb/SConnection.h>
-#include <rfb/ServerCore.h>
-#include <rfb/PixelBuffer.h>
-#include <rfb/TightJPEGEncoder.h>
-#include <rfb/TightWEBPEncoder.h>
-#include <rfb/util.h>
-#include <sys/time.h>
-#include <stdint.h>
-#include <stdlib.h>
-
-using namespace rfb;
-static LogWriter vlog("SelfBench");
-
-static const PixelFormat pfRGBX(32, 24, false, true, 255, 255, 255, 0, 8, 16);
-
-#define RUNS 64
-
-#define W 1600
-#define H 1200
-
-void SelfBench() {
-
-	unsigned i, runs;
-	struct timeval start;
-
-	ManagedPixelBuffer f1(pfRGBX, W, H);
-	ManagedPixelBuffer f2(pfRGBX, W, H);
-	ManagedPixelBuffer screen(pfRGBX, W, H);
-
-	int stride;
-	rdr::U8 *f1ptr = f1.getBufferRW(f1.getRect(), &stride);
-	rdr::U8 *f2ptr = f2.getBufferRW(f2.getRect(), &stride);
-	rdr::U8 * const screenptr = screen.getBufferRW(screen.getRect(), &stride);
-
-	rdr::U8 * const f1orig = f1ptr;
-	rdr::U8 * const f2orig = f2ptr;
-
-	for (i = 0; i < W * H * 4; i += 4) {
-		f1ptr[0] = rand();
-		f1ptr[1] = rand();
-		f1ptr[2] = rand();
-
-		f2ptr[0] = rand();
-		f2ptr[1] = rand();
-		f2ptr[2] = rand();
-
-		f1ptr += 4;
-		f2ptr += 4;
-	}
-
-	vlog.info("Running micro-benchmarks (single-threaded, runs depending on task)");
-
-	// Encoding
-	std::vector<uint8_t> vec;
-
-	TightJPEGEncoder jpeg(NULL);
-
-	gettimeofday(&start, NULL);
-	runs = RUNS;
-	for (i = 0; i < runs; i++) {
-		jpeg.compressOnly(&f1, 8, vec, false);
-	}
-	vlog.info("Jpeg compression at quality 8 took %u ms (%u runs)", msSince(&start), runs);
-
-	gettimeofday(&start, NULL);
-	runs = RUNS;
-	for (i = 0; i < runs; i++) {
-		jpeg.compressOnly(&f1, 4, vec, false);
-	}
-	vlog.info("Jpeg compression at quality 4 took %u ms (%u runs)", msSince(&start), runs);
-
-
-	TightWEBPEncoder webp(NULL);
-
-	gettimeofday(&start, NULL);
-	runs = RUNS / 8;
-	for (i = 0; i < runs; i++) {
-		webp.compressOnly(&f1, 8, vec, false);
-	}
-	vlog.info("Webp compression at quality 8 took %u ms (%u runs)", msSince(&start), runs);
-
-	gettimeofday(&start, NULL);
-	runs = RUNS / 4;
-	for (i = 0; i < runs; i++) {
-		webp.compressOnly(&f1, 4, vec, false);
-	}
-	vlog.info("Webp compression at quality 4 took %u ms (%u runs)", msSince(&start), runs);
-
-	// Scaling
-	gettimeofday(&start, NULL);
-	runs = RUNS;
-	for (i = 0; i < runs; i++) {
-		PixelBuffer *pb = nearestScale(&f1, W * 0.8, H * 0.8, 0.8);
-		delete pb;
-	}
-	vlog.info("Nearest scaling to 80%% took %u ms (%u runs)", msSince(&start), runs);
-
-	gettimeofday(&start, NULL);
-	runs = RUNS;
-	for (i = 0; i < runs; i++) {
-		PixelBuffer *pb = nearestScale(&f1, W * 0.4, H * 0.4, 0.4);
-		delete pb;
-	}
-	vlog.info("Nearest scaling to 40%% took %u ms (%u runs)", msSince(&start), runs);
-
-	gettimeofday(&start, NULL);
-	runs = RUNS;
-	for (i = 0; i < runs; i++) {
-		PixelBuffer *pb = bilinearScale(&f1, W * 0.8, H * 0.8, 0.8);
-		delete pb;
-	}
-	vlog.info("Bilinear scaling to 80%% took %u ms (%u runs)", msSince(&start), runs);
-
-	gettimeofday(&start, NULL);
-	runs = RUNS;
-	for (i = 0; i < runs; i++) {
-		PixelBuffer *pb = bilinearScale(&f1, W * 0.4, H * 0.4, 0.4);
-		delete pb;
-	}
-	vlog.info("Bilinear scaling to 40%% took %u ms (%u runs)", msSince(&start), runs);
-
-	gettimeofday(&start, NULL);
-	runs = RUNS;
-	for (i = 0; i < runs; i++) {
-		PixelBuffer *pb = progressiveBilinearScale(&f1, W * 0.8, H * 0.8, 0.8);
-		delete pb;
-	}
-	vlog.info("Progressive bilinear scaling to 80%% took %u ms (%u runs)", msSince(&start), runs);
-
-	gettimeofday(&start, NULL);
-	runs = RUNS;
-	for (i = 0; i < runs; i++) {
-		PixelBuffer *pb = progressiveBilinearScale(&f1, W * 0.4, H * 0.4, 0.4);
-		delete pb;
-	}
-	vlog.info("Progressive bilinear scaling to 40%% took %u ms (%u runs)", msSince(&start), runs);
-
-	// Analysis
-	ComparingUpdateTracker *comparer = new ComparingUpdateTracker(&screen);
-	Region cursorReg;
-
-	Server::detectScrolling.setParam(false);
-	Server::detectHorizontal.setParam(false);
-
-	gettimeofday(&start, NULL);
-	runs = RUNS;
-	for (i = 0; i < runs; i++) {
-		memcpy(screenptr, i % 2 ? f1orig : f2orig, W * H * 4);
-		comparer->compare(true, cursorReg);
-	}
-	vlog.info("Analysis took %u ms (%u runs) (incl. memcpy overhead)", msSince(&start), runs);
-
-	Server::detectScrolling.setParam(true);
-
-	gettimeofday(&start, NULL);
-	runs = RUNS;
-	for (i = 0; i < runs; i++) {
-		memcpy(screenptr, i % 2 ? f1orig : f2orig, W * H * 4);
-		comparer->compare(false, cursorReg);
-	}
-	vlog.info("Analysis w/ scroll detection took %u ms (%u runs) (incl. memcpy overhead)", msSince(&start), runs);
-
-	Server::detectHorizontal.setParam(true);
-	delete comparer;
-	comparer = new ComparingUpdateTracker(&screen);
-
-	gettimeofday(&start, NULL);
-	runs = RUNS / 2;
-	for (i = 0; i < runs; i++) {
-		memcpy(screenptr, i % 2 ? f1orig : f2orig, W * H * 4);
-		comparer->compare(false, cursorReg);
-	}
-	vlog.info("Analysis w/ horizontal scroll detection took %u ms (%u runs) (incl. memcpy overhead)", msSince(&start), runs);
-
-	exit(0);
-}

common/rfb/ServerCore.cxx

@@ -113,10 +113,6 @@ rfb::BoolParameter rfb::Server::ignoreClientSettingsKasm
 ("IgnoreClientSettingsKasm",
  "Ignore the additional client settings exposed in Kasm.",
  false);
-rfb::BoolParameter rfb::Server::selfBench
-("SelfBench",
- "Run self-benchmarks and exit.",
- false);
 rfb::IntParameter rfb::Server::dynamicQualityMin
 ("DynamicQualityMin",
  "The minimum dynamic JPEG quality, 0 = low, 9 = high",

common/rfb/ServerCore.h

@@ -74,7 +74,6 @@ namespace rfb {
     static BoolParameter detectScrolling;
     static BoolParameter detectHorizontal;
     static BoolParameter ignoreClientSettingsKasm;
-    static BoolParameter selfBench;
     static PresetParameter preferBandwidth;
 
   };

common/rfb/VNCServerST.cxx

@@ -53,7 +53,6 @@
 
 #include <network/GetAPI.h>
 
-#include <rfb/cpuid.h>
 #include <rfb/ComparingUpdateTracker.h>
 #include <rfb/KeyRemapper.h>
 #include <rfb/ListConnInfo.h>
@@ -77,8 +76,6 @@ static LogWriter slog("VNCServerST");
 LogWriter VNCServerST::connectionsLog("Connections");
 EncCache VNCServerST::encCache;
 
-void SelfBench();
-
 //
 // -=- VNCServerST Implementation
 //
@@ -135,9 +132,6 @@ VNCServerST::VNCServerST(const char* name_, SDesktop* desktop_)
 {
   lastUserInputTime = lastDisconnectTime = time(0);
   slog.debug("creating single-threaded server %s", name.buf);
-  slog.info("CPU capability: SSE2 %s, AVX512f %s",
-            supportsSSE2() ? "yes" : "no",
-            supportsAVX512f() ? "yes" : "no");
 
   DLPRegion.enabled = DLPRegion.percents = false;
 
@@ -218,9 +212,6 @@ VNCServerST::VNCServerST(const char* name_, SDesktop* desktop_)
   }
 
   trackingClient[0] = 0;
-
-  if (Server::selfBench)
-    SelfBench();
 }
 
 VNCServerST::~VNCServerST()

common/rfb/cpuid.cxx

@@ -1,70 +0,0 @@
-/* Copyright (C) 2021 Kasm Web
- *
- * This is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This software 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 for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this software; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
- * USA.
- */
-
-#include <stdint.h>
-
-static uint32_t cpuid[4] = { 0 };
-static uint32_t extcpuid[4] = { 0 };
-
-static void getcpuid() {
-	if (cpuid[0])
-		return;
-
-#if defined(__x86_64__) || defined(__i386__)
-	uint32_t eax, ecx = 0;
-
-	eax = 1; // normal feature bits
-
-	__asm__ __volatile__(
-		"cpuid\n\t"
-		: "=a"(cpuid[0]), "=b"(cpuid[1]), "=c"(cpuid[2]), "=d"(cpuid[3])
-		: "0"(eax), "2"(ecx)
-	);
-
-	eax = 7; // ext feature bits
-	ecx = 0;
-
-	__asm__ __volatile__(
-		"cpuid\n\t"
-		: "=a"(extcpuid[0]), "=b"(extcpuid[1]), "=c"(extcpuid[2]), "=d"(extcpuid[3])
-		: "0"(eax), "2"(ecx)
-	);
-#endif
-}
-
-namespace rfb {
-
-bool supportsSSE2() {
-	getcpuid();
-#if defined(__x86_64__) || defined(__i386__)
-	#define bit_SSE2        (1 << 26)
-	return cpuid[3] & bit_SSE2;
-#endif
-	return false;
-}
-
-bool supportsAVX512f() {
-	getcpuid();
-#if defined(__x86_64__) || defined(__i386__)
-	#define bit_AVX512f        (1 << 16)
-	return extcpuid[1] & bit_AVX512f;
-#endif
-	return false;
-}
-
-}; // namespace rfb

common/rfb/cpuid.h

@@ -1,28 +0,0 @@
-/* Copyright (C) 2021 Kasm Web
- *
- * This is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This software 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 for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this software; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
- * USA.
- */
-
-#ifndef __RFB_CPUID_H__
-#define __RFB_CPUID_H__
-
-namespace rfb {
-
-	bool supportsSSE2();
-	bool supportsAVX512f();
-};
-
-#endif

common/rfb/scale_dummy.cxx

@@ -1,37 +0,0 @@
-/* Copyright (C) 2021 Kasm Web
- *
- * This is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This software 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 for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this software; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
- * USA.
- */
-
-#include <rfb/scale_sse2.h>
-
-namespace rfb {
-
-void SSE2_halve(const uint8_t *oldpx,
-			const uint16_t tgtw, const uint16_t tgth,
-			uint8_t *newpx,
-			const unsigned oldstride, const unsigned newstride) {
-}
-
-// Handles factors between 0.5 and 1.0
-void SSE2_scale(const uint8_t *oldpx,
-		const uint16_t tgtw, const uint16_t tgth,
-		uint8_t *newpx,
-		const unsigned oldstride, const unsigned newstride,
-		const float tgtdiff) {
-}
-
-}; // namespace rfb

common/rfb/scale_sse2.cxx

@@ -1,257 +0,0 @@
-/* Copyright (C) 2021 Kasm Web
- *
- * This is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This software 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 for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this software; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
- * USA.
- */
-
-#include <emmintrin.h>
-
-#include <rfb/scale_sse2.h>
-
-namespace rfb {
-
-/*
-static void print128(const char msg[], const __m128i v) {
-	union {
-		__m128i v;
-		uint8_t c[16];
-	} u;
-
-	u.v = v;
-
-	printf("%s %02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x\n",
-		msg,
-		u.c[0],
-		u.c[1],
-		u.c[2],
-		u.c[3],
-		u.c[4],
-		u.c[5],
-		u.c[6],
-		u.c[7],
-		u.c[8],
-		u.c[9],
-		u.c[10],
-		u.c[11],
-		u.c[12],
-		u.c[13],
-		u.c[14],
-		u.c[15]);
-}
-*/
-
-void SSE2_halve(const uint8_t *oldpx,
-			const uint16_t tgtw, const uint16_t tgth,
-			uint8_t *newpx,
-			const unsigned oldstride, const unsigned newstride) {
-	uint16_t x, y;
-	const uint16_t srcw = tgtw * 2, srch = tgth * 2;
-	const __m128i zero = _mm_setzero_si128();
-	const __m128i shift = _mm_set_epi32(0, 0, 0, 2);
-	const __m128i low = _mm_set_epi32(0, 0, 0xffffffff, 0xffffffff);
-	const __m128i high = _mm_set_epi32(0xffffffff, 0xffffffff, 0, 0);
-
-	for (y = 0; y < srch; y += 2) {
-		const uint8_t * const row0 = oldpx + oldstride * y * 4;
-		const uint8_t * const row1 = oldpx + oldstride * (y + 1) * 4;
-
-		uint8_t * const dst = newpx + newstride * (y / 2) * 4;
-
-		for (x = 0; x < srcw; x += 4) {
-			__m128i lo, hi, a, b, c, d;
-			lo = _mm_loadu_si128((__m128i *) &row0[x * 4]);
-			hi = _mm_loadu_si128((__m128i *) &row1[x * 4]);
-
-			a = _mm_unpacklo_epi8(lo, zero);
-			b = _mm_unpackhi_epi8(lo, zero);
-			c = _mm_unpacklo_epi8(hi, zero);
-			d = _mm_unpackhi_epi8(hi, zero);
-
-			a = _mm_add_epi16(a, c);
-			b = _mm_add_epi16(b, d);
-
-			c = _mm_srli_si128(a, 8);
-			a = _mm_and_si128(a, low);
-			a = _mm_add_epi16(a, c);
-
-			d = _mm_slli_si128(b, 8);
-			b = _mm_and_si128(b, high);
-			b = _mm_add_epi16(b, d);
-
-			a = _mm_add_epi16(a, b);
-
-			a = _mm_srl_epi16(a, shift);
-			a = _mm_packus_epi16(a, zero);
-
-			_mm_storel_epi64((__m128i *) &dst[(x / 2) * 4], a);
-		}
-
-		for (; x < srcw; x += 2) {
-			// Remainder in C
-			uint8_t i;
-			for (i = 0; i < 4; i++) {
-				dst[(x / 2) * 4 + i] =
-					(row0[x * 4 + i] +
-					row0[(x + 1) * 4 + i] +
-					row1[x * 4 + i] +
-					row1[(x + 1) * 4 + i]) / 4;
-			}
-		}
-	}
-}
-
-// Handles factors between 0.5 and 1.0
-void SSE2_scale(const uint8_t *oldpx,
-		const uint16_t tgtw, const uint16_t tgth,
-		uint8_t *newpx,
-		const unsigned oldstride, const unsigned newstride,
-		const float tgtdiff) {
-
-	uint16_t x, y;
-	const __m128i zero = _mm_setzero_si128();
-	const __m128i low = _mm_set_epi32(0, 0, 0xffffffff, 0xffffffff);
-	const __m128i high = _mm_set_epi32(0xffffffff, 0xffffffff, 0, 0);
-	const float invdiff = 1 / tgtdiff;
-
-	for (y = 0; y < tgth; y++) {
-		const float ny = y * invdiff;
-		const uint16_t lowy = ny;
-		const uint16_t highy = lowy + 1;
-		const uint16_t bot = (ny - lowy) * 256;
-		const uint16_t top = 256 - bot;
-		const uint32_t * const row0 = (uint32_t *) (oldpx + oldstride * lowy * 4);
-		const uint32_t * const row1 = (uint32_t *) (oldpx + oldstride * highy * 4);
-		const uint8_t * const brow0 = (uint8_t *) row0;
-		const uint8_t * const brow1 = (uint8_t *) row1;
-
-		uint8_t * const dst = newpx + newstride * y * 4;
-
-		const __m128i vertmul = _mm_set1_epi16(top);
-		const __m128i vertmul2 = _mm_set1_epi16(bot);
-
-		for (x = 0; x < tgtw; x += 2) {
-			const float nx[2] = {
-				x * invdiff,
-				(x + 1) * invdiff,
-			};
-			const uint16_t lowx[2] =  {
-				(uint16_t) nx[0],
-				(uint16_t) nx[1],
-			};
-			const uint16_t highx[2] = {
-				(uint16_t) (lowx[0] + 1),
-				(uint16_t) (lowx[1] + 1),
-			};
-			const uint16_t right[2] = {
-				(uint16_t) ((nx[0] - lowx[0]) * 256),
-				(uint16_t) ((nx[1] - lowx[1]) * 256),
-			};
-			const uint16_t left[2] = {
-				(uint16_t) (256 - right[0]),
-				(uint16_t) (256 - right[1]),
-			};
-
-			const __m128i horzmul = _mm_set_epi16(
-				right[0],
-				right[0],
-				right[0],
-				right[0],
-				left[0],
-				left[0],
-				left[0],
-				left[0]
-			);
-			const __m128i horzmul2 = _mm_set_epi16(
-				right[1],
-				right[1],
-				right[1],
-				right[1],
-				left[1],
-				left[1],
-				left[1],
-				left[1]
-			);
-
-			__m128i lo, hi, a, b, c, d;
-			lo = _mm_setr_epi32(row0[lowx[0]],
-						row0[highx[0]],
-						row0[lowx[1]],
-						row0[highx[1]]);
-			hi = _mm_setr_epi32(row1[lowx[0]],
-						row1[highx[0]],
-						row1[lowx[1]],
-						row1[highx[1]]);
-
-			a = _mm_unpacklo_epi8(lo, zero);
-			b = _mm_unpackhi_epi8(lo, zero);
-			c = _mm_unpacklo_epi8(hi, zero);
-			d = _mm_unpackhi_epi8(hi, zero);
-
-			a = _mm_mullo_epi16(a, vertmul);
-			b = _mm_mullo_epi16(b, vertmul);
-			c = _mm_mullo_epi16(c, vertmul2);
-			d = _mm_mullo_epi16(d, vertmul2);
-
-			a = _mm_add_epi16(a, c);
-			a = _mm_srli_epi16(a, 8);
-			b = _mm_add_epi16(b, d);
-			b = _mm_srli_epi16(b, 8);
-
-			a = _mm_mullo_epi16(a, horzmul);
-			b = _mm_mullo_epi16(b, horzmul2);
-
-			lo = _mm_srli_si128(a, 8);
-			a = _mm_and_si128(a, low);
-			a = _mm_add_epi16(a, lo);
-
-			hi = _mm_slli_si128(b, 8);
-			b = _mm_and_si128(b, high);
-			b = _mm_add_epi16(b, hi);
-
-			a = _mm_add_epi16(a, b);
-			a = _mm_srli_epi16(a, 8);
-
-			a = _mm_packus_epi16(a, zero);
-
-			_mm_storel_epi64((__m128i *) &dst[x * 4], a);
-		}
-
-		for (; x < tgtw; x++) {
-			// Remainder in C
-			const float nx = x * invdiff;
-			const uint16_t lowx = nx;
-			const uint16_t highx = lowx + 1;
-			const uint16_t right = (nx - lowx) * 256;
-			const uint16_t left = 256 - right;
-
-			uint8_t i;
-			uint32_t val, val2;
-			for (i = 0; i < 4; i++) {
-				val = brow0[lowx * 4 + i] * left;
-				val += brow0[highx * 4 + i] * right;
-				val >>= 8;
-
-				val2 = brow1[lowx * 4 + i] * left;
-				val2 += brow1[highx * 4 + i] * right;
-				val2 >>= 8;
-
-				dst[x * 4 + i] =
-					(val * top + val2 * bot) >> 8;
-			}
-		}
-	}
-}
-
-}; // namespace rfb

common/rfb/scale_sse2.h

@@ -1,38 +0,0 @@
-/* Copyright (C) 2021 Kasm Web
- *
- * This is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This software 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 for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this software; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
- * USA.
- */
-
-#ifndef __RFB_SCALE_SSE2_H__
-#define __RFB_SCALE_SSE2_H__
-
-#include <stdint.h>
-
-namespace rfb {
-
-	void SSE2_halve(const uint8_t *oldpx,
-			const uint16_t tgtw, const uint16_t tgth,
-			uint8_t *newpx,
-			const unsigned oldstride, const unsigned newstride);
-
-	void SSE2_scale(const uint8_t *oldpx,
-			const uint16_t tgtw, const uint16_t tgth,
-			uint8_t *newpx,
-			const unsigned oldstride, const unsigned newstride,
-			const float tgtdiff);
-};
-
-#endif

debian/Makefile.to_fakebuild_tar_package

@@ -1,7 +1,7 @@
 TARGET_OS := $(shell lsb_release -is | tr '[:upper:]' '[:lower:]')
 TARGET_OS_CODENAME := $(shell lsb_release -cs | tr '[:upper:]' '[:lower:]')
 TARBALL_DIR := builder/build
-TARBALL := $(TARBALL_DIR)/kasmvnc.$(TARGET_OS)_$(TARGET_OS_CODENAME)$(BUILD_TAG).tar.gz
+TARBALL := $(TARBALL_DIR)/kasmvnc.$(TARGET_OS)_$(TARGET_OS_CODENAME).tar.gz
 TAR_DATA := $(shell mktemp -d)
 SRC := $(TAR_DATA)/usr/local
 SRC_BIN := $(SRC)/bin
@@ -16,6 +16,7 @@ install: unpack_tarball
 	cp $(SRC_BIN)/vncserver $(DESTDIR)/usr/bin/kasmvncserver
 	cp $(SRC_BIN)/vncconfig $(DESTDIR)/usr/bin/kasmvncconfig
 	cp $(SRC_BIN)/kasmvncpasswd $(DESTDIR)/usr/bin/
+	cp $(SRC_BIN)/kasmxproxy $(DESTDIR)/usr/bin/
 	cp -r $(SRC)/share/doc/kasmvnc*/* $(DESTDIR)/usr/share/doc/kasmvncserver/
 	rsync -r --exclude '.git*' --exclude po2js --exclude xgettext-html \
 	  --exclude www/utils/ --exclude .eslintrc \

debian/control

@@ -3,7 +3,7 @@ Section: x11
 Priority: optional
 Maintainer: Kasm Technologies LLC <info@kasmweb.com>
 Build-Depends: debhelper (>= 11), rsync, libjpeg-dev, libjpeg-dev, libpng-dev,
-  libtiff-dev, libgif-dev, libavcodec-dev, libssl-dev, libgl1, libxfont2, libsm6
+  libtiff-dev, libgif-dev, libavcodec-dev, libssl-dev, libgl1, libxfont2, libsm6, libxext-dev, libxrandr-dev, libxtst-dev, libxcursor-dev
 Standards-Version: 4.1.3
 Homepage: https://github.com/kasmtech/KasmVNC
 #Vcs-Browser: https://salsa.debian.org/debian/kasmvnc

debian/postinst

@@ -21,7 +21,7 @@ case "$1" in
     configure)
       bindir=/usr/bin
       mandir=/usr/share/man
-      commands="kasmvncserver kasmvncpasswd kasmvncconfig Xkasmvnc"
+      commands="kasmvncserver kasmvncpasswd kasmvncconfig Xkasmvnc kasmxproxy"
 
       for kasm_command in $commands; do
         generic_command=`echo "$kasm_command" | sed -e 's/kasm//'`;

debian/prerm

@@ -21,7 +21,7 @@ case "$1" in
     remove)
       bindir=/usr/bin
       mandir=/usr/share/man
-      commands="kasmvncserver kasmvncpasswd kasmvncconfig Xkasmvnc"
+      commands="kasmvncserver kasmvncpasswd kasmvncconfig Xkasmvnc kasmxproxy"
 
       for kasm_command in $commands; do
         generic_command=`echo "$kasm_command" | sed -e 's/kasm//'`;

release/maketarball.in

@@ -45,6 +45,7 @@ mkdir -p $OUTDIR/man/man1
 
 make DESTDIR=$TMPDIR/inst install
 if [ $SERVER = 1 ]; then
+	install -m 755 ./unix/kasmxproxy/kasmxproxy $OUTDIR/bin/
 	install -m 755 ./xorg.build/bin/Xvnc $OUTDIR/bin/
 	install -m 644 ./xorg.build/man/man1/Xvnc.1 $OUTDIR/man/man1/Xvnc.1
 	install -m 644 ./xorg.build/man/man1/Xserver.1 $OUTDIR/man/man1/Xserver.1

unix/CMakeLists.txt

@@ -3,6 +3,7 @@ add_subdirectory(common)
 add_subdirectory(vncconfig)
 add_subdirectory(vncpasswd)
 add_subdirectory(kasmvncpasswd)
+add_subdirectory(kasmxproxy)
 
 install(PROGRAMS vncserver DESTINATION ${BIN_DIR})
 install(FILES vncserver.man DESTINATION ${MAN_DIR}/man1 RENAME vncserver.1)

unix/kasmxproxy/.gitignore

@@ -0,0 +1 @@
+kasmxproxy

unix/kasmxproxy/CMakeLists.txt

@@ -0,0 +1,11 @@
+include_directories(${X11_INCLUDE_DIR})
+
+add_executable(kasmxproxy
+  xxhash.c
+  kasmxproxy.c)
+
+target_link_libraries(kasmxproxy ${X11_LIBRARIES} ${X11_XTest_LIB} ${X11_Xrandr_LIB}
+                                 ${X11_Xcursor_LIB} ${X11_Xfixes_LIB})
+
+install(TARGETS kasmxproxy DESTINATION ${BIN_DIR})
+install(FILES kasmxproxy.man DESTINATION ${MAN_DIR}/man1 RENAME kasmxproxy.1)

unix/kasmxproxy/kasmxproxy.c

@@ -0,0 +1,530 @@
+/* Copyright (C) 2021 Kasm.  All Rights Reserved.
+ *
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This software 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 for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this software; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
+ * USA.
+ */
+
+#include <getopt.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/ipc.h>
+#include <sys/shm.h>
+#include <unistd.h>
+#include <X11/Xatom.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/Xcursor/Xcursor.h>
+#include <X11/extensions/Xfixes.h>
+#include <X11/extensions/Xrandr.h>
+#include <X11/extensions/XShm.h>
+#include <X11/extensions/XTest.h>
+
+#include "xxhash.h"
+
+#define min(a, b) ((a) < (b) ? (a) : (b))
+
+static void help(const char name[]) {
+	printf("Usage: %s [opts]\n\n"
+		"-a --app-display disp	App display, default :0\n"
+		"-v --vnc-display disp	VNC display, default :1\n"
+		"\n"
+		"-f --fps fps		FPS, default 30\n"
+		"-r --resize		Enable resize, default disabled.\n"
+		"			Do not enable this if there's a physical screen\n"
+		"			connected to the app display.\n",
+		name);
+	exit(1);
+}
+
+#define CUT_MAX (16 * 1024)
+static uint8_t cutbuf[CUT_MAX];
+
+static void supplyselection(Display *disp, const XEvent * const ev, const Atom xa_targets) {
+	XSelectionEvent sev;
+
+	sev.type = SelectionNotify;
+	sev.display = disp;
+	sev.requestor = ev->xselectionrequest.requestor;
+	sev.selection = ev->xselectionrequest.selection;
+	sev.target = ev->xselectionrequest.target;
+	sev.time = ev->xselectionrequest.time;
+	/*printf("someone wants our clipboard, sel %lu, tgt %lu, prop %lu\n",
+		sev.selection, sev.target,
+		ev.xselectionrequest.property);*/
+
+	if (ev->xselectionrequest.property == None)
+		sev.property = sev.target;
+	else
+		sev.property = ev->xselectionrequest.property;
+
+	const uint32_t len = strlen((char *) cutbuf);
+
+	if (xa_targets != None &&
+			sev.target == xa_targets) {
+		// Which formats can we do
+		Atom tgt[2] = {
+			xa_targets,
+			XA_STRING
+		};
+
+		XChangeProperty(disp, sev.requestor,
+				ev->xselectionrequest.property,
+				XA_ATOM, 32,
+				PropModeReplace,
+				(unsigned char *) tgt,
+				2);
+		//puts("sent targets");
+	} else {
+		// Data
+		XChangeProperty(disp, sev.requestor,
+				ev->xselectionrequest.property,
+				sev.target, 8,
+				PropModeReplace,
+				cutbuf, len);
+		//printf("sent data, of len %u\n", len);
+	}
+
+	// Send the notify event
+	XSendEvent(disp, sev.requestor, False, 0,
+			(XEvent *) &sev);
+}
+
+int main(int argc, char **argv) {
+
+	const char *appstr = ":0";
+	const char *vncstr = ":1";
+	uint8_t resize = 0;
+	uint8_t fps = 30;
+
+	const struct option longargs[] = {
+		{"app-display", 1, NULL, 'a'},
+		{"vnc-display", 1, NULL, 'v'},
+		{"resize", 0, NULL, 'r'},
+		{"fps", 1, NULL, 'f'},
+
+		{NULL, 0, NULL, 0},
+	};
+
+	while (1) {
+		int c = getopt_long(argc, argv, "a:v:rf:", longargs, NULL);
+		if (c == -1)
+			break;
+		switch (c) {
+			case 'a':
+				appstr = strdup(optarg);
+			break;
+			case 'v':
+				vncstr = strdup(optarg);
+			break;
+			case 'r':
+				resize = 1;
+			break;
+			case 'f':
+				fps = atoi(optarg);
+				if (fps < 1 || fps > 120) {
+					printf("Invalid fps\n");
+					return 1;
+				}
+			break;
+			default:
+				help(argv[0]);
+			break;
+		}
+	}
+
+	Display *appdisp = XOpenDisplay(appstr);
+	if (!appdisp) {
+		printf("Cannot open display %s\n", appstr);
+		return 1;
+	}
+	if (!XShmQueryExtension(appdisp)) {
+		printf("Display %s lacks SHM extension\n", appstr);
+		return 1;
+	}
+
+	Display *vncdisp = XOpenDisplay(vncstr);
+	if (!vncdisp) {
+		printf("Cannot open display %s\n", vncstr);
+		return 1;
+	}
+	if (!XShmQueryExtension(vncdisp)) {
+		printf("Display %s lacks SHM extension\n", vncstr);
+		return 1;
+	}
+
+	const int appscreen = DefaultScreen(appdisp);
+	const int vncscreen = DefaultScreen(vncdisp);
+	Visual *appvis = DefaultVisual(appdisp, appscreen);
+	//Visual *vncvis = DefaultVisual(vncdisp, vncscreen);
+	const int appdepth = DefaultDepth(appdisp, appscreen);
+	const int vncdepth = DefaultDepth(vncdisp, vncscreen);
+	if (appdepth != vncdepth) {
+		printf("Depths don't match, app %u vnc %u\n", appdepth, vncdepth);
+		return 1;
+	}
+
+	Window approot = DefaultRootWindow(appdisp);
+	Window vncroot = DefaultRootWindow(vncdisp);
+	XWindowAttributes appattr, vncattr;
+
+	XGCValues gcval;
+	gcval.plane_mask = AllPlanes;
+	gcval.function = GXcopy;
+	GC gc = XCreateGC(vncdisp, vncroot, GCFunction | GCPlaneMask, &gcval);
+
+	XImage *img = NULL;
+	XShmSegmentInfo shminfo;
+	unsigned imgw = 0, imgh = 0;
+
+	if (XGrabPointer(vncdisp, vncroot, False,
+				ButtonPressMask | ButtonReleaseMask | PointerMotionMask,
+				GrabModeAsync, GrabModeAsync, None, None,
+				CurrentTime) != Success)
+		return 1;
+	if (XGrabKeyboard(vncdisp, vncroot, False, GrabModeAsync, GrabModeAsync,
+				CurrentTime) != Success)
+		return 1;
+
+	int xfixesbase, xfixeserrbase;
+	XFixesQueryExtension(appdisp, &xfixesbase, &xfixeserrbase);
+	XFixesSelectSelectionInput(appdisp, approot, XA_PRIMARY,
+					XFixesSetSelectionOwnerNotifyMask);
+
+	int xfixesbasevnc, xfixeserrbasevnc;
+	XFixesQueryExtension(vncdisp, &xfixesbasevnc, &xfixeserrbasevnc);
+	XFixesSelectSelectionInput(vncdisp, vncroot, XA_PRIMARY,
+					XFixesSetSelectionOwnerNotifyMask);
+
+	Atom xa_targets_vnc = XInternAtom(vncdisp, "TARGETS", False);
+	Atom xa_targets_app = XInternAtom(appdisp, "TARGETS", False);
+	Window selwin = XCreateSimpleWindow(appdisp, approot, 3, 2, 1, 1, 0, 0, 0);
+	Window vncselwin = XCreateSimpleWindow(vncdisp, vncroot, 3, 2, 1, 1, 0, 0, 0);
+
+	XFixesCursorImage *cursor = NULL;
+	uint64_t cursorhash = 0;
+	Cursor xcursor = None;
+
+	const unsigned sleeptime = 1000 * 1000 / fps;
+
+	while (1) {
+		if (!XGetWindowAttributes(appdisp, approot, &appattr))
+			break;
+		if (!XGetWindowAttributes(vncdisp, vncroot, &vncattr))
+			break;
+		if (resize && (appattr.width != vncattr.width ||
+				appattr.height != vncattr.height)) {
+			// resize app display to VNC display size
+			XRRScreenConfiguration *config = XRRGetScreenInfo(appdisp, approot);
+
+			int nsizes, i, match = -1;
+			XRRScreenSize *sizes = XRRConfigSizes(config, &nsizes);
+			//printf("%u sizes\n", nsizes);
+			for (i = 0; i < nsizes; i++) {
+				if (sizes[i].width == vncattr.width &&
+					sizes[i].height == vncattr.height) {
+					//printf("match %u\n", i);
+					match = i;
+					break;
+				}
+			}
+
+			if (match >= 0) {
+				XRRSetScreenConfig(appdisp, config, approot, match,
+							RR_Rotate_0, CurrentTime);
+			} else {
+				/*XRRSetScreenSize(appdisp, approot,
+						vncattr.width, vncattr.height,
+						sizes[0].mwidth, sizes[0].mheight);*/
+				XRRScreenResources *res = XRRGetScreenResources(appdisp, approot);
+				//printf("%u outputs, %u crtcs\n", res->noutput, res->ncrtc);
+				// Nvidia crap uses a *different* list for 1.0 and 1.2!
+				unsigned oldmode = 0xffff;
+				//printf("1.2 modes %u\n", res->nmode);
+				for (i = 0; i < res->nmode; i++) {
+					if (res->modes[i].width == vncattr.width &&
+						res->modes[i].height == vncattr.height) {
+						oldmode = i;
+						//printf("old mode %u matched\n", i);
+						break;
+					}
+				}
+
+				unsigned tgt = 0;
+				if (res->noutput > 1) {
+					for (i = 0; i < res->noutput; i++) {
+						XRROutputInfo *info = XRRGetOutputInfo(appdisp, res, res->outputs[i]);
+						if (info->connection == RR_Connected)
+							tgt = i;
+						//printf("%u %s %u\n", i, info->name, info->connection);
+						XRRFreeOutputInfo(info);
+					}
+				}
+
+				if (oldmode < 0xffff) {
+					Status s;
+					// nvidia needs this weird dance
+					s = XRRSetCrtcConfig(appdisp, res, res->crtcs[tgt],
+							CurrentTime,
+							0, 0,
+							None, RR_Rotate_0,
+							NULL, 0);
+					//printf("disable %u\n", s);
+					XRRSetScreenSize(appdisp, approot,
+							vncattr.width, vncattr.height,
+							sizes[0].mwidth, sizes[0].mheight);
+					s = XRRSetCrtcConfig(appdisp, res, res->crtcs[tgt],
+							CurrentTime,
+							0, 0,
+							res->modes[oldmode].id, RR_Rotate_0,
+							&res->outputs[tgt], 1);
+					//printf("set %u\n", s);
+				} else {
+					char name[32];
+					sprintf(name, "%ux%u_60", vncattr.width, vncattr.height);
+					printf("Creating new Mode %s\n", name);
+					XRRModeInfo *mode = XRRAllocModeInfo(name, strlen(name));
+
+					mode->width = vncattr.width;
+					mode->height = vncattr.height;
+
+					RRMode rmode = XRRCreateMode(appdisp, approot, mode);
+					XRRAddOutputMode(appdisp,
+								res->outputs[tgt],
+								rmode);
+					XRRFreeModeInfo(mode);
+				}
+
+				XRRFreeScreenResources(res);
+			}
+
+			XRRFreeScreenConfigInfo(config);
+		}
+
+		const unsigned w = min(appattr.width, vncattr.width);
+		const unsigned h = min(appattr.height, vncattr.height);
+
+		if (w != imgw || h != imgh) {
+			if (img) {
+				XShmDetach(appdisp, &shminfo);
+				XDestroyImage(img);
+				shmdt(shminfo.shmaddr);
+				shmctl(shminfo.shmid, IPC_RMID, NULL);
+			}
+			img = XShmCreateImage(appdisp, appvis, appdepth, ZPixmap,
+						NULL, &shminfo, w, h);
+			if (!img)
+				break;
+
+			shminfo.shmid = shmget(IPC_PRIVATE,
+						img->bytes_per_line * img->height,
+						IPC_CREAT | 0666);
+			if (shminfo.shmid == -1)
+				break;
+			shminfo.shmaddr = img->data = shmat(shminfo.shmid, 0, 0);
+			shminfo.readOnly = False;
+			if (!XShmAttach(appdisp, &shminfo))
+				break;
+
+			imgw = w;
+			imgh = h;
+		}
+
+		XShmGetImage(appdisp, approot, img, 0, 0, 0xffffffff);
+		XPutImage(vncdisp, vncroot, gc, img, 0, 0, 0, 0, w, h);
+
+		// Handle events
+		while (XPending(vncdisp)) {
+			XEvent ev;
+			XNextEvent(vncdisp, &ev);
+
+			if (ev.type == xfixesbasevnc + XFixesSelectionNotify) {
+				XFixesSelectionNotifyEvent *xfe =
+					(XFixesSelectionNotifyEvent *) &ev;
+//				printf("vnc disp did a copy, owner %lu, root %lu\n",
+//					xfe->owner, vncroot);
+				if (xfe->owner == None || xfe->owner == vncroot)
+					continue;
+
+				XConvertSelection(vncdisp, XA_PRIMARY, XA_STRING, XA_STRING,
+							vncselwin, CurrentTime);
+			} else switch (ev.type) {
+				case KeyPress:
+				case KeyRelease:
+					XTestFakeKeyEvent(appdisp, ev.xkey.keycode,
+								ev.type == KeyPress,
+								CurrentTime);
+				break;
+				case ButtonPress:
+				case ButtonRelease:
+					XTestFakeButtonEvent(appdisp, ev.xbutton.button,
+								ev.type == ButtonPress,
+								CurrentTime);
+				break;
+				case MotionNotify:
+					XTestFakeMotionEvent(appdisp, appscreen,
+								ev.xmotion.x,
+								ev.xmotion.y,
+								CurrentTime);
+				break;
+				case SelectionRequest:
+					supplyselection(vncdisp, &ev, xa_targets_vnc);
+				break;
+				case SelectionNotify:
+				{
+					Atom realtype;
+					int fmt;
+					unsigned long nitems, bytes_rem;
+					unsigned char *data;
+					if (XGetWindowProperty(vncdisp, vncselwin,
+								XA_STRING,
+								0, CUT_MAX / 4,
+								False, AnyPropertyType,
+								&realtype, &fmt,
+								&nitems, &bytes_rem,
+								&data) == Success) {
+
+						if (bytes_rem) {
+							printf("Clipboard too large, ignoring\n");
+						} else {
+							const uint32_t len = nitems * (fmt / 8);
+							//printf("realtype %lu, fmt %u, nitems %lu\n",
+							//	realtype, fmt, nitems);
+							memcpy(cutbuf, data, len);
+							if (len < CUT_MAX)
+								cutbuf[len] = 0;
+							else
+								cutbuf[CUT_MAX - 1] = 0;
+
+							// Send it to the app screen
+							XSetSelectionOwner(appdisp, XA_PRIMARY,
+										approot,
+										CurrentTime);
+						}
+
+						XFree(data);
+					} else {
+						printf("Failed to fetch vnc clipboard\n");
+					}
+				}
+				break;
+				case SelectionClear:
+					cutbuf[0] = '\0';
+					XSetSelectionOwner(appdisp, XA_PRIMARY, None,
+								CurrentTime);
+				break;
+				default:
+					printf("Unexpected event type %u\n", ev.type);
+				break;
+			}
+		}
+
+		// App-side events
+		while (XPending(appdisp)) {
+			XEvent ev;
+			XNextEvent(appdisp, &ev);
+
+			if (ev.type == xfixesbase + XFixesSelectionNotify) {
+				XFixesSelectionNotifyEvent *xfe =
+					(XFixesSelectionNotifyEvent *) &ev;
+				//printf("app disp did a copy, owner %lu\n", xfe->owner);
+				if (xfe->owner == None || xfe->owner == approot)
+					continue;
+
+				XConvertSelection(appdisp, XA_PRIMARY, XA_STRING, XA_STRING,
+							selwin, CurrentTime);
+			} else switch (ev.type) {
+				case SelectionNotify:
+				{
+					Atom realtype;
+					int fmt;
+					unsigned long nitems, bytes_rem;
+					unsigned char *data;
+					if (XGetWindowProperty(appdisp, selwin,
+								XA_STRING,
+								0, CUT_MAX / 4,
+								False, AnyPropertyType,
+								&realtype, &fmt,
+								&nitems, &bytes_rem,
+								&data) == Success) {
+
+						if (bytes_rem) {
+							printf("Clipboard too large, ignoring\n");
+						} else {
+							const uint32_t len = nitems * (fmt / 8);
+							//printf("realtype %lu, fmt %u, nitems %lu\n",
+							//	realtype, fmt, nitems);
+							memcpy(cutbuf, data, len);
+							if (len < CUT_MAX)
+								cutbuf[len] = 0;
+							else
+								cutbuf[CUT_MAX - 1] = 0;
+
+							// Send it to the VNC screen
+							XSetSelectionOwner(vncdisp, XA_PRIMARY,
+										vncroot,
+										CurrentTime);
+						}
+
+						XFree(data);
+					} else {
+						printf("Failed to fetch app clipboard\n");
+					}
+				}
+				break;
+				case SelectionRequest:
+					supplyselection(appdisp, &ev, xa_targets_app);
+				break;
+				default:
+					printf("Unexpected app event type %u\n", ev.type);
+				break;
+			}
+		}
+
+		// Cursors
+		cursor = XFixesGetCursorImage(appdisp);
+		uint64_t newhash = XXH64(cursor->pixels,
+						cursor->width * cursor->height * sizeof(unsigned long),
+						0);
+		if (cursorhash != newhash) {
+			if (cursorhash)
+				XFreeCursor(vncdisp, xcursor);
+
+			XcursorImage *converted = XcursorImageCreate(cursor->width, cursor->height);
+
+			converted->xhot = cursor->xhot;
+			converted->yhot = cursor->yhot;
+			unsigned i;
+			for (i = 0; i < cursor->width * cursor->height; i++) {
+				converted->pixels[i] = cursor->pixels[i];
+			}
+
+			xcursor = XcursorImageLoadCursor(vncdisp, converted);
+			XDefineCursor(vncdisp, vncroot, xcursor);
+
+			XcursorImageDestroy(converted);
+
+			cursorhash = newhash;
+		}
+
+		usleep(sleeptime);
+	}
+
+	XCloseDisplay(appdisp);
+	XCloseDisplay(vncdisp);
+
+	return 0;
+}

unix/kasmxproxy/kasmxproxy.man

@@ -0,0 +1,18 @@
+.TH kasmxproxy 1 "" "KasmVNC" "Virtual Network Computing"
+.SH NAME
+kasmxproxy \- proxy an existing X11 display to a KasmVNC display
+.SH SYNOPSIS
+.B kasmxproxy
+.RB [ \-a \-\-app\-display
+.IR source display, default :0 ]
+.RB [ \-v \-\-vnc\-display
+.IR destination display, default :1 ]
+.RB [ \-f \-\-fps
+.IR FPS, default 30 ]
+.RB [ \-r \-\-resize
+.IR Enable resizing, default disabled. WARNING: DO NOT ENABLE IF PHYSICAL DISPLAY IS ATTACHED ]
+.br
+.BI "kasmxproxy -a :1 -v :10 -r"
+.SH DESCRIPTION
+.B kasmxproxy
+is used to proxy an x display, usually attached to a physical GPU, to KasmVNC display. This is usually used in the context of providing GPU acceleration to a KasmVNC session.

unix/kasmxproxy/xxhash.c

@@ -0,0 +1 @@
+../../common/rfb/xxhash.c

unix/kasmxproxy/xxhash.h

@@ -0,0 +1 @@
+../../common/rfb/xxhash.h

unix/xserver/hw/vnc/Xvnc.man

@@ -317,10 +317,6 @@ Log clipboard and keyboard actions. Info logs just clipboard direction and size,
 verbose adds the contents for both.
 .
 .TP
-.B \-selfBench
-Run a set of self-benchmarks and exit.
-.
-.TP
 .B \-noWebsocket
 Disable websockets and expose a traditional VNC port (5901, etc.).
 .