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#!/bin/bash
#
# Copyright © 2018 Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
# Copyright © 2012 Canonical Ltd.
#
# This program is free software: you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 3, as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranties of
# MERCHANTABILITY, SATISFACTORY QUALITY, 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 program. If not, see <http://www.gnu.org/licenses/>.
#
# Author: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
# Author lightdm-remote-session-freerdp (where we forked from): Ted Gould <ted@canonical.com>
#
NULL=
FREERDP2_OPTIONS=""
if [ -f /etc/default/lightdm-remote-session-freerdp2 ]; then
. /etc/default/lightdm-remote-session-freerdp2
fi
socket="$HOME/.freerdp2-socket";
if [ -e "$socket" ]; then
AUTH_INFO="$(socat unix-connect:"$socket" -)"
AUTH_INFO_USER=$(echo "$AUTH_INFO" | awk '{ print $1 }')
AUTH_INFO_PASSWORD=$(echo "$AUTH_INFO" | awk '{ print $2 }')
AUTH_INFO_DOMAIN=$(echo "$AUTH_INFO" | awk '{ print $3 }')
AUTH_INFO_HOST=$(echo "$AUTH_INFO" | awk '{ print $4 }')
# FIXME: it seems, pulseaudio is not started at this point for the guest user
# However, launching it here with pulseaudio -D feels wrong in the age of systemd
# give the RDP server a little bit of time to recover from libpam-freerdp2's freerdp2-auth-check test connect.
sleep 1
FREERDP2_OPTIONS="/f \
/v:"${AUTH_INFO_HOST}" \
/u:"${AUTH_INFO_USER}" \
/d:"${AUTH_INFO_DOMAIN}" \
/from-stdin \
-toggle-fullscreen \
${FREERDP2_OPTIONS} \
${NULL}"
logger -t $(basname $0) "xfreerdp called with options: ${FREERDP_OPTIONS}."
# FIXME: get audio working... add /sound:sys:pulse to xfreerdp cmdline args...
echo "$AUTH_INFO_PASSWORD" | /usr/bin/xfreerdp ${FREERDP_OPTIONS} 2>&1 \
| logger -t lightdm-remote-session-freerdp2 -- \
${NULL} &
unset AUTH_INFO_PASSWORD
# wait for another second to give the xfreerdp process to settle in process list
sleep 1
USERID=$(id -u)
wait $(pgrep -u ${USERID} xfreerdp)
# FIXME: possibly stop pulseaudio here with -k again (we have seen permissioned denied warnings, when doing this. Better approaches?)
else
zenity --warning --text="Unable to locate FreeRDP socket"
fi;
rm -f "$socket"
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