Add a simple integration test for transient services

Because this is in a subdirectory, it requires some extra `mkdir -p`
and some `nobase_` variables. Make all the installed-tests `nobase_`
for consistency.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=99825
Reviewed-by: Andre Moreira Magalhaes <andre.magalhaes@collabora.co.uk>
Signed-off-by: Simon McVittie <simon.mcvittie@collabora.co.uk>

1 files changed, 191 insertions, 0 deletions

diff --git a/test/integration/transient-services.sh b/test/integration/transient-services.sh
new file mode 100644
index 00000000..66cd907d
--- /dev/null
+++ b/test/integration/transient-services.sh
@@ -0,0 +1,191 @@
+#!/bin/sh
+
+# Copyright © 2017 Collabora Ltd.
+#
+# Permission is hereby granted, free of charge, to any person
+# obtaining a copy of this software and associated documentation files
+# (the "Software"), to deal in the Software without restriction,
+# including without limitation the rights to use, copy, modify, merge,
+# publish, distribute, sublicense, and/or sell copies of the Software,
+# and to permit persons to whom the Software is furnished to do so,
+# subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be
+# included in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+set -e
+
+if test -z "$XDG_RUNTIME_DIR"; then
+    echo "1..0 # SKIP - $XDG_RUNTIME_DIR is empty or unset"
+    exit 0
+fi
+
+# test -O is non-POSIX, but bash and dash have it. If it doesn't work,
+# we're probably not on Linux and so would likely be skipping this test
+# anyway.
+if ! test -O "$XDG_RUNTIME_DIR"; then
+    echo "1..0 # SKIP - $XDG_RUNTIME_DIR is not ours or test -O does not work"
+    exit 0
+fi
+
+if ! test -S "$XDG_RUNTIME_DIR/bus"; then
+    echo "1..0 # SKIP - $XDG_RUNTIME_DIR/bus is not a socket"
+    exit 0
+fi
+
+if ! test -O "$XDG_RUNTIME_DIR/bus"; then
+    echo "1..0 # SKIP - $XDG_RUNTIME_DIR/bus is not ours"
+    exit 0
+fi
+
+if test -n "$DBUS_SESSION_BUS_ADDRESS" && \
+        ! test "unix:path=$XDG_RUNTIME_DIR/bus" = "$DBUS_SESSION_BUS_ADDRESS"; then
+    echo "1..0 # SKIP - DBUS_SESSION_BUS_ADDRESS does not point to $XDG_RUNTIME_DIR/bus"
+    exit 0
+fi
+
+# Any unique token that won't collide would do here. It must start with
+# a letter or underscore.
+unique="t$(dbus-uuidgen)"
+
+if ! workdir="$(mktemp -d)"; then
+    echo "1..0 # SKIP - mktemp -d doesn't work"
+    exit 0
+fi
+
+cleanup () {
+    rm -fr "$workdir"
+    rm -f "$XDG_RUNTIME_DIR/dbus-1/services/com.example.DBusTests.$unique.tmp"
+    rm -f "$XDG_RUNTIME_DIR/dbus-1/services/com.example.DBusTests.$unique.service"
+    rm -f "$XDG_RUNTIME_DIR/dbus-1/services/com.example.DBusTests.Systemd.$unique.tmp"
+    rm -f "$XDG_RUNTIME_DIR/dbus-1/services/com.example.DBusTests.Systemd.$unique.service"
+    rm -f "$XDG_RUNTIME_DIR/systemd/user/dbus-com.example.DBusTests.Systemd.$unique.service"
+}
+trap cleanup EXIT
+
+echo "1..2"
+
+# This is an integration test, so we expect the dbus-daemon to already be
+# running
+if ! test -d "$XDG_RUNTIME_DIR/dbus-1/services"; then
+    echo "Bail out! $XDG_RUNTIME_DIR/dbus-1/services is not a directory"
+    exit 1
+fi
+
+cd "$XDG_RUNTIME_DIR/dbus-1/services"
+
+sed -e 's/^ *//' > "com.example.DBusTests.$unique.tmp" <<EOF
+    [D-BUS Service]
+    Name=com.example.DBusTests.$unique
+    Exec=/bin/sh -c 'touch "\$1"; exit 1' sh '$workdir/ran-$unique'
+EOF
+mv "com.example.DBusTests.$unique.tmp" "com.example.DBusTests.$unique.service"
+
+(
+dbus-send --session --dest="org.freedesktop.DBus" \
+    --type=method_call --print-reply /org/freedesktop/DBus \
+    org.freedesktop.DBus.ReloadConfig || touch "$workdir/failed" \
+) 2>&1 | sed -e 's/^/# /'
+
+if [ -e "$workdir/failed" ]; then
+    echo "Bail out! Unable to tell dbus-daemon to reload"
+    exit 1
+fi
+
+# Because the service never actually takes a bus name, we expect this to fail;
+# but its exit status is ignored because it's in a pipeline.
+dbus-send --session --dest="com.example.DBusTests.$unique" \
+    --type=method_call --print-reply / com.example.DBusTests.ThisWillFail \
+    2>&1 | sed -e 's/^/# /'
+
+if [ -e "$workdir/ran-$unique" ]; then
+    echo "ok 1 - attempted to run transient service directly"
+else
+    echo "not ok 1 - no sign of having run transient service"
+fi
+
+# See whether systemd is on the session bus.
+(
+dbus-send --session --dest="org.freedesktop.systemd1" \
+    --type=method_call --print-reply /org/freedesktop/systemd1/Manager \
+    org.freedesktop.DBus.Peer.Ping || touch "$workdir/no-systemd" \
+) 2>&1 | sed -e 's/^/# /'
+
+if [ -d "$XDG_RUNTIME_DIR/systemd" ] && ! [ -e "$workdir/no-systemd" ]; then
+
+    # systemd is Linux-specific, so we can assume GNU mkdir.
+    mkdir -p -m700 "$XDG_RUNTIME_DIR/systemd/transient"
+    cd "$XDG_RUNTIME_DIR/systemd/user"
+
+    sed -e 's/^ *//' > "dbus-com.example.DBusTests.Systemd.$unique.tmp" <<EOF
+        [Unit]
+        Description=Non-functional service in the dbus integration tests
+        [Service]
+        ExecStart=/bin/sh -c 'touch "\$1"; exit 1' sh '$workdir/ran-$unique-via-systemd'
+        Type=forking
+EOF
+    mv "dbus-com.example.DBusTests.Systemd.$unique.tmp" \
+        "dbus-com.example.DBusTests.Systemd.$unique.service"
+
+    if ! systemctl --user daemon-reload; then
+        echo "Bail out! Unable to tell systemd to reload"
+        exit 1
+    fi
+
+    cd "$XDG_RUNTIME_DIR/dbus-1/services"
+
+    sed -e 's/^ *//' > "com.example.DBusTests.Systemd.$unique.tmp" <<EOF
+        [D-BUS Service]
+        Name=com.example.DBusTests.Systemd.$unique
+        SystemdService=dbus-com.example.DBusTests.Systemd.$unique.service
+        Exec=/bin/sh -c 'touch "\$1"; exit 1' sh '$workdir/ran-$unique-wrong'
+EOF
+    mv "com.example.DBusTests.Systemd.$unique.tmp" \
+        "com.example.DBusTests.Systemd.$unique.service"
+
+    (
+    dbus-send --session --dest="org.freedesktop.DBus" \
+        --type=method_call --print-reply /org/freedesktop/DBus \
+        org.freedesktop.DBus.ReloadConfig || touch "$workdir/failed" \
+    ) 2>&1 | sed -e 's/^/# /'
+
+    if [ -e "$workdir/failed" ]; then
+        echo "Bail out! Unable to tell dbus-daemon to reload"
+        exit 1
+    fi
+
+    # Because the service never actually takes a bus name, we expect this to fail;
+    # but its exit status is ignored because it's in a pipeline.
+    #
+    # systemd never sends back an ActivationFailure message for a service
+    # if it starts the job but the service subsequently doesn't behave as
+    # intended, so use a relatively short timeout (3000ms).
+    dbus-send --session --dest="com.example.DBusTests.Systemd.$unique" \
+        --reply-timeout=3000 --type=method_call --print-reply \
+        / com.example.DBusTests.ThisWillFail \
+        2>&1 | sed -e 's/^/# /'
+
+    if [ -e "$workdir/ran-$unique-via-systemd" ]; then
+        echo "ok 2 - attempted to run transient service via systemd"
+    elif [ -e "$workdir/ran-$unique-wrong" ]; then
+        echo "not ok 2 - ran transient service incorrectly"
+    else
+        echo "not ok 2 - no sign of having run transient service"
+    fi
+else
+    echo "ok 2 # SKIP session bus does not appear to be managed by systemd"
+fi
+
+echo "# Done."
+cleanup
+trap '' EXIT
+exit 0