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#!/bin/sh
set -eu
# Check that the dbus-daemon package provides its intended command-line
# interface.
#
# dbus-daemon implies installation of dbus-bin, so we can rely on having
# dbus-send and dbus-uuidgen.
#
# We indirectly test that dbus-daemon --session works, by running
# dbus-run-session.
export LC_ALL=C.UTF-8
fail=
# dbus-daemon.deb provides a machine ID
uuid="$(dbus-uuidgen --get)"
echo "uuid: $uuid"
set -x
test -n "$uuid" || fail=yes
# The machine ID consists of 32 lower-case hex digits (and the file
# also has a newline)
test "$uuid" = "$(perl -pe 'print "wrong: " unless /\A[a-z0-9]{32}\n\z/' /var/lib/dbus/machine-id)" || fail=yes
set +x
# dbus-daemon.deb provides a working dbus-run-session in the PATH
dbus-run-session -- \
dbus-send \
--session \
--dest=org.freedesktop.DBus \
--type=method_call \
--print-reply \
/org/freedesktop/DBus \
org.freedesktop.DBus.Properties.GetAll \
string:org.freedesktop.DBus
# dbus-daemon.deb provides a working dbus-daemon in the PATH
output="$(dbus-daemon --help 2>&1 || :)"
echo "$output"
case "$output" in
(dbus-daemon\ *--session*--system*)
;;
(*)
echo "Unexpected output from dbus-daemon" >&2
fail=yes
;;
esac
test -z "$fail"
# vim:set sw=4 sts=4 et:
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