tests: add dbus-vmstate-test

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>

1 files changed, 95 insertions, 0 deletions

diff --git a/tests/dbus-vmstate-daemon.sh b/tests/dbus-vmstate-daemon.sh
new file mode 100755
index 0000000000..474e250154
--- /dev/null
+++ b/tests/dbus-vmstate-daemon.sh
@@ -0,0 +1,95 @@
+#!/bin/sh
+
+# dbus-daemon wrapper script for dbus-vmstate testing
+#
+# This script allows to tweak the dbus-daemon policy during the test
+# to test different configurations.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, see <http://www.gnu.org/licenses/>.
+#
+# Copyright (C) 2019 Red Hat, Inc.
+
+write_config()
+{
+    CONF="$1"
+    cat > "$CONF" <<EOF
+<busconfig>
+  <type>session</type>
+  <listen>unix:tmpdir=$DBUS_VMSTATE_TEST_TMPDIR</listen>
+
+  <policy context="default">
+     <!-- Holes must be punched in service configuration files for
+          name ownership and sending method calls -->
+     <deny own="*"/>
+     <deny send_type="method_call"/>
+
+     <!-- Signals and reply messages (method returns, errors) are allowed
+          by default -->
+     <allow send_type="signal"/>
+     <allow send_requested_reply="true" send_type="method_return"/>
+     <allow send_requested_reply="true" send_type="error"/>
+
+     <!-- All messages may be received by default -->
+     <allow receive_type="method_call"/>
+     <allow receive_type="method_return"/>
+     <allow receive_type="error"/>
+     <allow receive_type="signal"/>
+
+     <!-- Allow anyone to talk to the message bus -->
+     <allow send_destination="org.freedesktop.DBus"
+            send_interface="org.freedesktop.DBus" />
+     <allow send_destination="org.freedesktop.DBus"
+            send_interface="org.freedesktop.DBus.Introspectable"/>
+     <allow send_destination="org.freedesktop.DBus"
+            send_interface="org.freedesktop.DBus.Properties"/>
+     <!-- But disallow some specific bus services -->
+     <deny send_destination="org.freedesktop.DBus"
+           send_interface="org.freedesktop.DBus"
+           send_member="UpdateActivationEnvironment"/>
+     <deny send_destination="org.freedesktop.DBus"
+           send_interface="org.freedesktop.DBus.Debug.Stats"/>
+     <deny send_destination="org.freedesktop.DBus"
+           send_interface="org.freedesktop.systemd1.Activator"/>
+
+     <allow own="org.qemu.VMState1"/>
+     <allow send_destination="org.qemu.VMState1"/>
+     <allow receive_sender="org.qemu.VMState1"/>
+
+  </policy>
+
+  <include if_selinux_enabled="yes"
+   selinux_root_relative="yes">contexts/dbus_contexts</include>
+
+</busconfig>
+EOF
+}
+
+ARGS=
+for arg in "$@"
+do
+    case $arg in
+        --config-file=*)
+          CONF="${arg#*=}"
+          write_config "$CONF"
+          ARGS="$ARGS $1"
+          shift
+        ;;
+        *)
+          ARGS="$ARGS $1"
+          shift
+        ;;
+    esac
+done
+
+exec dbus-daemon $ARGS