postinst is in shairport-sync 2.8.0-1.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
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 | #!/bin/sh
# postinst script for shairport-sync
#
# see: dh_installdeb(1)
set -e
case "$1" in
configure)
# create shairport-sync group if there isn't one already
if ! getent group shairport-sync >/dev/null; then
addgroup --system shairport-sync >/dev/null
fi
# create shairport-sync user if there isn't one already
if ! getent passwd shairport-sync >/dev/null; then
adduser --system --ingroup shairport-sync --shell /usr/sbin/nologin \
--home /run/shairport-sync shairport-sync >/dev/null
# Add shairport-sync to the audio group
adduser shairport-sync audio
elif [ "$(getent passwd shairport-sync | awk -F: '{ print $6 }')" = "/var/lib/shairport-sync" ]; then
# If the home directory is the old location, try to update it
# This will fail if any processes are running under the user.
# This isn't normally the case here in the postinst but it's
# not worth aborting the whole install if we can't fix that up.
if usermod -d /run/shairport-sync shairport-sync; then
# Try to remove the unused and obsolete directory.
# Ignore the failure if it's non-empty.
rmdir /var/lib/shairport-sync || true
fi
fi
;;
abort-upgrade|abort-remove|abort-deconfigure)
;;
*)
echo "postinst called with unknown argument \`$1'" >&2
exit 1
;;
esac
# Automatically added by dh_systemd_enable
# This will only remove masks created by d-s-h on package removal.
deb-systemd-helper unmask shairport-sync.service >/dev/null || true
# was-enabled defaults to true, so new installations run enable.
if deb-systemd-helper --quiet was-enabled shairport-sync.service; then
# Enables the unit on first installation, creates new
# symlinks on upgrades if the unit file has changed.
deb-systemd-helper enable shairport-sync.service >/dev/null || true
else
# Update the statefile to add new symlinks (if any), which need to be
# cleaned up on purge. Also remove old symlinks.
deb-systemd-helper update-state shairport-sync.service >/dev/null || true
fi
# End automatically added section
# Automatically added by dh_installinit
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ]; then
# In case this system is running systemd, we need to ensure that all
# necessary tmpfiles (if any) are created before starting.
if [ -d /run/systemd/system ] ; then
systemd-tmpfiles --create /usr/lib/tmpfiles.d/shairport-sync.conf >/dev/null || true
fi
fi
# End automatically added section
# Automatically added by dh_installinit
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ]; then
if [ -x "/etc/init.d/shairport-sync" ]; then
update-rc.d shairport-sync defaults >/dev/null
fi
if [ -x "/etc/init.d/shairport-sync" ] || [ -e "/etc/init/shairport-sync.conf" ]; then
invoke-rc.d shairport-sync start || exit $?
fi
fi
# End automatically added section
exit 0
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