🐛 Fixed xhost: unable to open display "127.0.0.53:0.0"

Author: iwasakishuto

.github/workflows/upload_python_package.yml

@@ -9,23 +9,19 @@ jobs:
     runs-on: ubuntu-latest
 
     env:
-      # DISPLAY: :0.0
-      XAUTHORITY: /run/user/1000/gdm/Xauthority
-      LIBGL_ALWAYS_INDIRECT: 1
+      DISPLAY: :0
 
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python
       uses: actions/setup-python@v2
       with:
         python-version: '3.x'
-    - name: Setup Device Information.
+    - name: Setup xvfb
       run: |
-        echo "export DISPLAY=\$(cat /etc/resolv.conf | grep nameserver | awk '{print \$2}'):0.0" >> ~/.profile
-        source ~/.profile
-        pip install xkeysnail
-        xhost +SI:localuser:root
-        xkeysnail config.py
+        sudo apt-get install -y xvfb libxkbcommon-x11-0 libxcb-icccm4 libxcb-image0 libxcb-keysyms1 libxcb-randr0 libxcb-render-util0 libxcb-xinerama0 libxcb-xinput0 libxcb-xfixes0
+        # start xvfb in the background
+        sudo /usr/bin/Xvfb $DISPLAY -screen 0 1280x1024x24 &
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip