/usr/lib/pm-utils/sleep.d/01PulseAudio is in pulseaudio 1:1.1-0ubuntu15.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 | #! /bin/sh
. "${PM_FUNCTIONS}"
test_pulse_system() {
getent passwd pulse | awk -F: '{print $3}'
}
get_pulse_users() {
PULSE_SYSTEM_USER=$(test_pulse_system)
if [ -z "${PULSE_SYSTEM_USER}" ]; then
ps -C pulseaudio -o uid= | tr -d ' '
else
ps -C pulseaudio -o uid= | tr -d ' ' | sed s/${PULSE_SYSTEM_USER}//
fi
}
# $1 = sink|source
# $2 = username
save_pulse_state() {
su "${2}" -c -- "pacmd list-${1}s" | \
sed -n "s/^[[:space:]*]*//; /\(index\|mute\)/p" | \
(index="";
while read field value; do
if [ ${field%:} = "index" ]; then
index=${value}
else
savestate pulse:"${2}":${1}${index} ${value}
fi
done)
}
# $1 = sink|source
# $2 = username
restore_pulse_state() {
su "${2}" -c -- "pacmd list-${1}s" | \
sed -n "s/^[[:space:]*]*index: //p" | \
while read index; do
if state_exists pulse:"${2}":${1}${index}; then
su "${2}" -c -- "pacmd \
set-${1}-mute \
${index} \
$(restorestate pulse:"${2}":${1}${index})"
fi
done
}
# $1 = sink|source
# $2 = username
mute_pulse() {
su "${2}" -c -- "pacmd list-${1}s" | \
sed -n "s/^[[:space:]*]*//; /\(index\|mute\)/p" | \
(index="";
while read field value; do
if [ ${field%:} = "index" ]; then
index=${value}
su "${2}" -c -- "pacmd \
set-${1}-mute ${index} yes"
fi
done)
}
suspend_pulse() {
for i in $(get_pulse_users); do
THIS_USER="$(getent passwd ${i} | cut -f1 -d:)"
save_pulse_state sink "${THIS_USER}"
save_pulse_state source "${THIS_USER}"
su "${THIS_USER}" -c -- 'pacmd suspend true' > /dev/null 2>&1
done
for i in $(get_pulse_users); do
THIS_USER="$(getent passwd ${i} | cut -f1 -d:)"
if su "${THIS_USER}" -c -- 'ck-list-sessions | grep "active = TRUE"' > /dev/null 2>&1; then
mute_pulse sink "${THIS_USER}"
mute_pulse source "${THIS_USER}"
break
fi
done
}
resume_pulse() {
for i in $(get_pulse_users); do
THIS_USER="$(getent passwd ${i} | cut -f1 -d:)"
restore_pulse_state sink "${THIS_USER}"
restore_pulse_state source "${THIS_USER}"
su "${THIS_USER}" -c -- 'pacmd suspend false' > /dev/null 2>&1
done
}
case $1 in
hibernate|suspend)
suspend_pulse
;;
thaw|resume)
resume_pulse
;;
*) exit $NA
;;
esac
|