remoting/host/installer/linux/debian/postinst

   1 #!/bin/bash
   2
   3 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
   4 # Use of this source code is governed by a BSD-style license that can be
   5 # found in the LICENSE file.
   6
   7 set -e
   8
   9 LOGOUT_MSG="
  10 Name: Please log out to update
  11 Priority: Medium
  12 OnlyAdminUsers: False
  13 DontShowAfterReboot: true
  14 DisplayIf: /opt/google/chrome-remote-desktop/is-remoting-session
  15 Description: Chrome Remote Desktop has been updated. Please save your work and log out in order to apply this update. Your virtual desktop will be restarted automatically.
  16 "
  17
  18 NOTIFIER_DIR="/var/lib/update-notifier/user.d"
  19 VAR_DIR="/var/lib/chrome-remote-desktop"
  20 HASHES_FILE="$VAR_DIR/hashes"
  21
  22 case "$1" in
  23   "configure")
  24     # Kill host processes. The wrapper script will restart them.
  25     # TODO(lambroslambrou): Remove the '-9' when the underlying problem with
  26     # hosts not responding to SIGTERM has been fixed - http://crbug.com/420090
  27     echo "Shutting down Chrome Remote Desktop hosts (they will restart automatically)..."
  28     killall -9 -q chrome-remote-desktop-host || true
  29     # If any files have changed that require the user to restart their virtual
  30     # desktops (eg, the wrapper script itself) then notify them but don't do
  31     # anything that would result in them losing state.
  32     if [ -f "$HASHES_FILE" ]; then
  33       if [ -d "$NOTIFIER_DIR" ]; then
  34         if ! md5sum --status -c "$HASHES_FILE" 2>/dev/null; then
  35           echo "Sending logout notification messages to virtual desktops."
  36           echo "$LOGOUT_MSG" > "$NOTIFIER_DIR/chrome-remote-desktop-logout"
  37         fi
  38       fi
  39       rm "$HASHES_FILE"
  40       rmdir --ignore-fail-on-non-empty "$VAR_DIR"
  41     fi
  42     ;;
  43 esac
  44
  45 # Create defaults file.
  46 DEFAULTS_FILE="/etc/default/chrome-remote-desktop"
  47 if [ ! -e "$DEFAULTS_FILE" ]; then
  48   echo 'repo_add_once="true"' > "$DEFAULTS_FILE"
  49   echo 'repo_reenable_on_distupgrade="true"' >> "$DEFAULTS_FILE"
  50 fi
  51
  52 # Run the cron job immediately to perform repository configuration.
  53 nohup sh /etc/cron.daily/chrome-remote-desktop > /dev/null 2>&1 &
  54
  55 #DEBHELPER#