@@ -0,0 +1,98 @@
1+#!/bin/sh
2+# -*- Mode: sh; indent-tabs-mode: nil; tab-width: 4 -*-
3+#
4+# Copyright (C) 2011,2013 Canonical Ltd
5+# Author: Michael Terry <michael.terry@canonical.com>
6+#
7+# This program is free software: you can redistribute it and/or modify it under
8+# the terms of the GNU General Public License as published by the Free Software
9+# Foundation, version 3 of the License.
10+#
11+# See http://www.gnu.org/copyleft/gpl.html the full text of the license.
12+
13+# This wrapper merely ensures that init and friends live only as long as this
14+# script does. Otherwise, it's very easy for some processes to not notice that
15+# the session died. We could try to do this in-process, but we want to do this
16+# cleanup even if the greeter aborts.
17+
18+trap cleanup TERM EXIT
19+
20+cleanup()
21+{
22+ trap - TERM EXIT
23+ # Kill upstart and indicators
24+ if [ -n "$INIT_PID" ]; then
25+ kill "$INIT_PID"
26+ fi
27+ if [ -n "$CMD_PID" ]; then
28+ kill "$CMD_PID"
29+ fi
30+ exit 0
31+}
32+
33+set_greeter_var()
34+{
35+ export "$1=$2"
36+ gdbus call --session --dest org.freedesktop.DBus --object-path /org/freedesktop/DBus --method org.freedesktop.DBus.UpdateActivationEnvironment "{'$1': '$2'}"
37+ if [ -n "$INIT_PID" ]; then
38+ initctl set-env --global "$1=$2"
39+ fi
40+}
41+
42+SUB_SOCKET=$XDG_RUNTIME_DIR/mir_socket
43+rm -f $SUB_SOCKET # clear socket in case we were hard shut down
44+
45+# If touch session script (which sets up grid units and mir variables) is available, use it
46+TOUCH_WRAPPER=
47+if [ -x /usr/bin/ubuntu-touch-session ]; then
48+ TOUCH_WRAPPER=/usr/bin/ubuntu-touch-session
49+fi
50+
51+# Pretend that we're in an ubuntu-touch session, so that indicator-network
52+# will start.
53+export DESKTOP_SESSION=ubuntu-touch
54+
55+# We disable ofono using pulse. It causes problems with racing with the user's
56+# pulse. We need to come up with a better long-term fix for this, because we
57+# eventually need the greeter to play ringtones for users that aren't logged in.
58+set_greeter_var PA_DISABLED 1
59+
60+# Normal unity8 sessions are entirely driven by Upstart. But greeters
61+# are special. They need access to the file descriptors that lightdm
62+# creates for them and don't want to start all the services that a normal
63+# session would. So it's inconvenient to live within an upstart session.
64+# But... we still want to use Upstart for some services. So launch here.
65+USC_SOCKET=$MIR_SOCKET MIR_SOCKET=$SUB_SOCKET $TOUCH_WRAPPER /sbin/upstart --user --no-startup-event &
66+INIT_PID=$!
67+while [ ! -e "$XDG_RUNTIME_DIR/upstart/sessions/$INIT_PID.session" ]; do sleep 0.1; done
68+export UPSTART_SESSION=$(/sbin/initctl list-sessions | grep "^$INIT_PID " | cut -d' ' -f2)
69+
70+# Start any pre-greeter tasks if needed (like wizard)
71+/sbin/initctl emit unity8-greeter-starting
72+
73+# Define language here for phone if available. When phone user switches their
74+# language, they expect that to affect the greeter too. But the user doesn't
75+# have permission to switch system language, only their own. So we notice if
76+# the phablet user exists and use their language if so. TODO: talk to design
77+# about whether we should switch language on fly as users are selected (this
78+# is very hard to do technically).
79+#
80+# Do this after unity8-greeter-starting, in case a customization upstart job
81+# changes language.
82+if [ "$(id -u phablet 2>/dev/null)" = "32011" ]; then
83+ USER_LANG=$(gdbus call --system --dest org.freedesktop.Accounts --object-path /org/freedesktop/Accounts/User32011 --method org.freedesktop.DBus.Properties.Get org.freedesktop.Accounts.User Language | cut -d\' -f2)
84+ if [ -n "$USER_LANG" ]; then
85+ set_greeter_var LANGUAGE "$USER_LANG"
86+ fi
87+ USER_LOCALE=$(gdbus call --system --dest org.freedesktop.Accounts --object-path /org/freedesktop/Accounts/User32011 --method org.freedesktop.DBus.Properties.Get org.freedesktop.Accounts.User FormatsLocale | cut -d\' -f2)
88+ if [ -n "$USER_LOCALE" ]; then
89+ set_greeter_var LANG "$USER_LOCALE"
90+ set_greeter_var LC_ALL "$USER_LOCALE"
91+ fi
92+fi
93+
94+# And finally actually start the greeter
95+exec env QT_QPA_PLATFORM=ubuntumirclient MIR_SERVER_FILE=$SUB_SOCKET $TOUCH_WRAPPER $@ &
96+CMD_PID=$!
97+wait $CMD_PID
98+CMD_PID=