Hack init configuration

Signed-off-by: Michal Czyz <[email protected]>

.devcontainer/ubuntu-gui/devcontainer.json

@@ -9,5 +9,5 @@
       "label": "desktop"
     }
   },
-  "postStartCommand": "chsh -s /bin/bash"
+  "onCreateCommand": "bash /workspaces/openroad-codespace/update-config.sh"
 }

desktop-update.sh

@@ -0,0 +1,100 @@
+#!/bin/bash
+
+# Base file is from devcontainers/features/desktop-lite/install.sh
+# Original file is licensed as MIT
+# Applied modifications to the script 2024
+
+user_name="root"
+group_name="root"
+LOG=/tmp/container-init.log
+
+export DBUS_SESSION_BUS_ADDRESS="autolaunch:"
+export DISPLAY=":1"
+export VNC_RESOLUTION="1920x1080x32"
+export LANG="en_US.UTF-8"
+export LANGUAGE="en_US.UTF-8"
+
+# Execute the command it not already running
+startInBackgroundIfNotRunning()
+{
+    log "Starting $1."
+    echo -e "\n** $(date) **" | sudoIf tee -a /tmp/$1.log > /dev/null
+    if ! pgrep -x $1 > /dev/null; then
+        keepRunningInBackground "$@"
+        while ! pgrep -x $1 > /dev/null; do
+            sleep 1
+        done
+        log "$1 started."
+    else
+        echo "$1 is already running." | sudoIf tee -a /tmp/$1.log > /dev/null
+        log "$1 is already running."
+    fi
+}
+
+# Keep command running in background
+keepRunningInBackground()
+{
+    ($2 bash -c "while :; do echo [\$(date)] Process started.; $3; echo [\$(date)] Process exited!; sleep 5; done 2>&1" | sudoIf tee -a /tmp/$1.log > /dev/null & echo "$!" | sudoIf tee /tmp/$1.pid > /dev/null)
+}
+
+# Use sudo to run as root when required
+sudoIf()
+{
+    if [ "$(id -u)" -ne 0 ]; then
+        sudo "$@"
+    else
+        "$@"
+    fi
+}
+
+# Use sudo to run as non-root user if not already running
+sudoUserIf()
+{
+    if [ "$(id -u)" -eq 0 ] && [ "${user_name}" != "root" ]; then
+        sudo -u ${user_name} "$@"
+    else
+        "$@"
+    fi
+}
+
+# Log messages
+log()
+{
+    echo -e "[$(date)] $@" | sudoIf tee -a $LOG > /dev/null
+}
+
+log "** SCRIPT START **"
+
+# Start dbus.
+log 'Running "/etc/init.d/dbus start".'
+if [ -f "/var/run/dbus/pid" ] && ! pgrep -x dbus-daemon  > /dev/null; then
+    sudoIf rm -f /var/run/dbus/pid
+fi
+sudoIf /etc/init.d/dbus start 2>&1 | sudoIf tee -a /tmp/dbus-daemon-system.log > /dev/null
+while ! pgrep -x dbus-daemon > /dev/null; do
+    sleep 1
+done
+
+# Startup tigervnc server and fluxbox
+sudoIf rm -rf /tmp/.X11-unix /tmp/.X*-lock
+mkdir -p /tmp/.X11-unix
+sudoIf chmod 1777 /tmp/.X11-unix
+sudoIf chown root:${group_name} /tmp/.X11-unix
+if [ "$(echo "${VNC_RESOLUTION}" | tr -cd 'x' | wc -c)" = "1" ]; then VNC_RESOLUTION=${VNC_RESOLUTION}x16; fi
+screen_geometry="${VNC_RESOLUTION%*x*}"
+screen_depth="${VNC_RESOLUTION##*x}"
+startInBackgroundIfNotRunning "Xtigervnc" sudoUserIf "tigervncserver ${DISPLAY} -geometry ${screen_geometry} -depth ${screen_depth} -rfbport 5901 -dpi ${VNC_DPI:-96} -localhost -desktop fluxbox -fg"
+#  -passwd /usr/local/etc/vscode-dev-containers/vnc-passwd
+
+# Spin up noVNC if installed and not running.
+if [ -d "/usr/local/novnc" ] && [ "$(ps -ef | grep /usr/local/novnc/noVNC*/utils/launch.sh | grep -v grep)" = "" ]; then
+    keepRunningInBackground "noVNC" sudoIf "/usr/local/novnc/noVNC*/utils/launch.sh --listen 6080 --vnc localhost:5901"
+    log "noVNC started."
+else
+    log "noVNC is already running or not installed."
+fi
+
+# Run whatever was passed in
+log "Executing \"$@\"."
+exec "$@"
+log "** SCRIPT EXIT **"

update-config.sh

@@ -0,0 +1,59 @@
+#!/bin/bash
+
+source common.sh
+
+# Attempt to change default shell
+chsh -s /bin/bash
+
+# Install Konsole
+
+sudo apt-get -y install konsole
+
+# Update fluxbox config
+
+fluxbox_apps="$(cat \
+<< 'EOF'
+  [transient] (role=GtkFileChooserDialog)
+  [Dimensions]	{100% 100%}
+  [Position]	(CENTER)	{0 0}
+[end]
+EOF
+)"
+
+echo "${fluxbox_apps}" > "~/.fluxbox/apps"
+
+fluxbox_menu="$(cat \
+<< 'EOF'
+[begin] (  Application Menu  )
+    [exec] (File Manager) { nautilus ~ } <>
+    [exec] (Text Editor) { mousepad } <>
+    [exec] (Terminal) { konsole -e /bin/bash } <>
+    [exec] (Web Browser) { x-www-browser --disable-dev-shm-usage } <>
+    [submenu] (System) {}
+        [exec] (Set Resolution) { tilix -t "Set Resolution" -e bash /usr/local/bin/set-resolution } <>
+        [exec] (Edit Application Menu) { mousepad ~/.fluxbox/menu } <>
+        [exec] (Passwords and Keys) { seahorse } <>
+        [exec] (Top Processes) { tilix -t "Top" -e htop } <>
+        [exec] (Disk Utilization) { tilix -t "Disk Utilization" -e ncdu / } <>
+        [exec] (Editres) {editres} <>
+        [exec] (Xfontsel) {xfontsel} <>
+        [exec] (Xkill) {xkill} <>
+        [exec] (Xrefresh) {xrefresh} <>
+    [end]
+    [config] (Configuration)
+    [workspaces] (Workspaces)
+[end]
+EOF
+)"
+
+echo "${fluxbox_menu}" > "~/.fluxbox/menu"
+
+# Try to kill existing tigervncserver
+PIDS_TO_KILL=$(ps axjf | grep tigervncserver | awk '{print $2}')
+pkill -9 "${PIDS_TO_KILL[0]}"
+
+# Try to kill existing novnc
+PIDS_TO_KILL=$(ps axjf | grep novnc | awk '{print $2}')
+pkill -9 "${PIDS_TO_KILL[0]}"
+
+bash desktop-update.sh