Install XRDP with optional PulseAudio and Polkit on Debian distros (including MX Linux)

install.sh

#!/bin/sh
# This script based on linux-vm-tools for Debian distros.

# This script is for Debian based distros, to download and install XRDP+XORGXRDP via
# source.
#
# Major thanks to: http://c-nergy.be/blog/?p=11336 for the tips.
#

###############################################################################
# Update our machine to the latest code if we need to.
#

if [ "$(id -u)" -eq 0 ]; then
    echo 'This script must be run without root privileges' >&2
    exit 1
fi

sudo apt update && sudo apt upgrade -y

if [ -f /var/run/reboot-required ]; then
    echo "A reboot is required in order to proceed with the install." >&2
    echo "Please reboot and re-run this script to finish the install." >&2
    exit 1
fi

###############################################################################
# Error handler
#

set -e;

###############################################################################
# XRDP
#

xrdp()
{
    # Install the xrdp service so we have the auto start behavior
    sudo apt install -y xrdp xorgxrdp

    first_process=$(ps --no-headers -o comm 1)
    if [ $first_process = 'systemd' ]; then
        sudo systemctl stop xrdp
        sudo systemctl stop xrdp-sesman
    elif [ $first_process = 'init' ]; then
        sudo service xrdp stop
    else
        echo "Unable to determine boot manager"
        exit 1
    fi
	
    # Configure the installed XRDP ini files.
    # use vsock transport.
    sudo sed -i_orig -e 's/port=3389/port=vsock:\/\/-1:3389/g' /etc/xrdp/xrdp.ini
    # use rdp security.
    sudo sed -i_orig -e 's/security_layer=negotiate/security_layer=rdp/g' /etc/xrdp/xrdp.ini
    # remove encryption validation.
    sudo sed -i_orig -e 's/crypt_level=high/crypt_level=none/g' /etc/xrdp/xrdp.ini
    # disable bitmap compression since its local its much faster
    sudo sed -i_orig -e 's/bitmap_compression=true/bitmap_compression=false/g' /etc/xrdp/xrdp.ini
		
    # Add script to setup the ubuntu session properly
    if [ ! -e /etc/xrdp/startdebian.sh ]; then
        cat << EOF | sudo tee -a /etc/xrdp/startdebian.sh > /dev/null
#!/bin/sh

# If you not using GNOME, remove GNOME_SHELL_SESSION_MODE.
export GNOME_SHELL_SESSION_MODE=debian

# Change the XDG_CURRENT_DESKTOP with your default DE/WM
export XDG_CURRENT_DESKTOP=debian:GNOME
exec /etc/xrdp/startwm.sh
EOF
        sudo chmod a+x /etc/xrdp/startdebian.sh
    fi
		
    # use the script to setup the ubuntu session
    sudo sed -i_orig -e 's/startwm/startdebian/g' /etc/xrdp/sesman.ini
		
    # rename the redirected drives to 'shared-drives'
    sudo sed -i -e 's/FuseMountName=thinclient_drives/FuseMountName=shared-drives/g' /etc/xrdp/sesman.ini
		
    # Changed the allowed_users
    sudo sed -i_orig -e 's/allowed_users=console/allowed_users=anybody/g' /etc/X11/Xwrapper.config
		
    # Blacklist the vmw module
    if [ ! -e /etc/modprobe.d/blacklist-vmw_vsock_vmci_transport.conf ]; then
        echo "blacklist vmw_vsock_vmci_transport" | sudo tee -a /etc/modprobe.d/blacklist-vmw_vsock_vmci_transport.conf > /dev/null     
    fi
		
    #Ensure hv_sock gets loaded
    if [ ! -e /etc/modules-load.d/hv_sock.conf ]; then
        echo "hv_sock" | sudo tee -a /etc/modules-load.d/hv_sock.conf > /dev/null 
    fi
		
    # reconfigure the service
    if [ $first_process = 'systemd' ]; then
        sudo systemctl daemon-reload
        sudo systemctl start xrdp
    elif [ $first_process = 'init' ]; then
        sudo service xrdp force-reload		
    fi
    
    echo "XRDP installation completed"
}

###############################################################################
# Build and setup PulseAudio module for XRDP on MX Linux
#

audio_drivers()
{
    sudo apt install -y build-essential dpkg-dev libpulse-dev git autoconf automake libtool libltdl-dev

    git clone https://github.com/neutrinolabs/pulseaudio-module-xrdp.git
	
    cd pulseaudio-module-xrdp
	
    scripts/install_pulseaudio_sources_apt_wrapper.sh
	
    ./bootstrap && ./configure PULSE_DIR=$HOME/pulseaudio.src
	
    make
	
    sudo make install
	
    cd ~
	
    rm -rf ~/pulseaudio*
	
    echo "PulseAudio drivers installation completed"
}

###############################################################################
#  Configure the policy xrdp session
#

polkit()
{
    git clone https://github.com/matt335672/pk-local
	
    cd pk-local
	
    if [ ! $(getent group pk-local) ]; then
    	sudo addgroup pk-local
    fi

    if [ ! $(getent group pk-local | grep -w $(logname)) ]; then
		echo "Adding $(logname) to group pk-local"
    	sudo usermod -aG pk-local $(logname)
    fi
    
    sudo ./setup-pk-local --enable
	
    cd ~
	
    rm -rf ~/pk-local
		
    echo "XRDP session policy configured"
}

#
# End
###############################################################################

###############################################################################
#  Main script
#

xrdp

echo ""
echo -n "Do you want to install audio drivers? [Yy | Nn] "
read response

if [ `echo $response | tr 'a-z' 'A-Z'` = 'Y' ]; then
  audio_drivers
fi

echo ""
echo -n "Do you want to configure the xrdp policy? [Yy | Nn]
NOTE: Select 'Yy' ONLY is you understand the consequences of this action
Read about it at https://github.com/matt335672/pk-local before you preceed "
read response

if [ `echo $response | tr 'a-z' 'A-Z'` = 'Y' ]; then
   polkit
fi

sudo apt autoremove -y

echo ""
echo "Please turn off your VM Machine and execute 'Set-VM -VMName \"<Name>\" -EnhancedSessionTransportType HvSocket' in PowerShell Admin and turn on again your VM Machine"