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dbus-daemon test: exercise maximum connection counts

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Bug: https://bugs.freedesktop.org/show_bug.cgi?id=86442
Signed-off-by: Simon McVittie <simon.mcvittie@collabora.co.uk>
This commit is contained in:
Simon McVittie 2016-07-01 12:30:22 +01:00 • committed by Simon McVittie
parent 338d28a847
commit de0cf5a070
4 changed files with 105 additions and 9 deletions
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2
test/Makefile.am
View file

@ -347,6 +347,8 @@ in_data = \
data/valid-config-files/finite-timeout.conf.in \
data/valid-config-files/forbidding.conf.in \
data/valid-config-files/incoming-limit.conf.in \
data/valid-config-files/max-completed-connections.conf.in \
data/valid-config-files/max-connections-per-user.conf.in \
data/valid-config-files/multi-user.conf.in \
data/valid-config-files/systemd-activation.conf.in \
data/invalid-service-files-system/org.freedesktop.DBus.TestSuiteNoExec.service.in \

18
test/data/valid-config-files/max-completed-connections.conf.in Normal file
View file

@ -0,0 +1,18 @@
<!DOCTYPE busconfig PUBLIC "-//freedesktop//DTD D-Bus Bus Configuration 1.0//EN"
"http://www.freedesktop.org/standards/dbus/1.0/busconfig.dtd">
<busconfig>
<!-- Our well-known bus type, don't change this -->
<type>session</type>
<listen>@TEST_LISTEN@</listen>
<policy context="default">
<!-- Allow everything to be sent -->
<allow send_destination="*" eavesdrop="true"/>
<!-- Allow everything to be received -->
<allow eavesdrop="true"/>
<!-- Allow anyone to own anything -->
<allow own="*"/>
</policy>
<limit name="max_completed_connections">3</limit>
</busconfig>

18
test/data/valid-config-files/max-connections-per-user.conf.in Normal file
View file

@ -0,0 +1,18 @@
<!DOCTYPE busconfig PUBLIC "-//freedesktop//DTD D-Bus Bus Configuration 1.0//EN"
"http://www.freedesktop.org/standards/dbus/1.0/busconfig.dtd">
<busconfig>
<!-- Our well-known bus type, don't change this -->
<type>session</type>
<listen>@TEST_LISTEN@</listen>
<policy context="default">
<!-- Allow everything to be sent -->
<allow send_destination="*" eavesdrop="true"/>
<!-- Allow everything to be received -->
<allow eavesdrop="true"/>
<!-- Allow anyone to own anything -->
<allow own="*"/>
</policy>
<limit name="max_connections_per_user">3</limit>
</busconfig>

76
test/dbus-daemon.c
View file

@ -78,6 +78,7 @@ typedef struct {
GError *ge;
GPid daemon_pid;
gchar *address;
DBusConnection *left_conn;
@ -132,7 +133,6 @@ setup (Fixture *f,
gconstpointer context)
{
const Config *config = context;
gchar *address;
f->ctx = test_main_context_get ();
f->ge = NULL;
@ -149,17 +149,17 @@ setup (Fixture *f,
g_setenv ("XDG_RUNTIME_DIR", f->tmp_runtime_dir, TRUE);
}
address = test_get_dbus_daemon (config ? config->config_file : NULL,
TEST_USER_ME,
&f->daemon_pid);
f->address = test_get_dbus_daemon (config ? config->config_file : NULL,
TEST_USER_ME,
&f->daemon_pid);
if (address == NULL)
if (f->address == NULL)
{
f->skip = TRUE;
return;
}
f->left_conn = test_connect_to_bus (f->ctx, address);
f->left_conn = test_connect_to_bus (f->ctx, f->address);
if (config != NULL && config->connect_mode == RELY_ON_DEFAULT)
{
@ -173,10 +173,8 @@ setup (Fixture *f,
}
else
{
f->right_conn = test_connect_to_bus (f->ctx, address);
f->right_conn = test_connect_to_bus (f->ctx, f->address);
}
g_free (address);
}
static void
@ -645,6 +643,49 @@ test_canonical_path_uae (Fixture *f,
dbus_message_unref (m);
}
static void
test_max_connections (Fixture *f,
gconstpointer context)
{
DBusError error = DBUS_ERROR_INIT;
DBusConnection *third_conn;
DBusConnection *failing_conn;
if (f->skip)
return;
/* We have two connections already */
g_assert (f->left_conn != NULL);
g_assert (f->right_conn != NULL);
/* Our configuration file sets the limit to 3 connections, either globally
* or per uid, so this one is the last that will work */
third_conn = test_connect_to_bus (f->ctx, f->address);
/* This one is going to fail. We don't guarantee whether it will fail
* now, or while registering (implementation detail: it's the latter). */
failing_conn = dbus_connection_open_private (f->address, &error);
if (failing_conn != NULL)
{
gboolean ok = dbus_bus_register (failing_conn, &error);
g_assert (!ok);
}
g_assert (dbus_error_is_set (&error));
g_assert_cmpstr (error.name, ==, DBUS_ERROR_LIMITS_EXCEEDED);
if (failing_conn != NULL)
{
dbus_connection_close (failing_conn);
dbus_connection_unref (failing_conn);
}
dbus_connection_close (third_conn);
dbus_connection_unref (third_conn);
}
static void
teardown (Fixture *f,
gconstpointer context G_GNUC_UNUSED)
@ -700,6 +741,7 @@ teardown (Fixture *f,
}
test_main_context_unref (f->ctx);
g_free (f->address);
}
static Config limited_config = {
@ -719,6 +761,16 @@ static Config listen_unix_runtime_config = {
};
#endif
static Config max_completed_connections_config = {
NULL, 1, "valid-config-files/max-completed-connections.conf",
SPECIFY_ADDRESS
};
static Config max_connections_per_user_config = {
NULL, 1, "valid-config-files/max-connections-per-user.conf",
SPECIFY_ADDRESS
};
int
main (int argc,
char **argv)
@ -736,6 +788,12 @@ main (int argc,
g_test_add ("/processid", Fixture, NULL, setup, test_processid, teardown);
g_test_add ("/canonical-path/uae", Fixture, NULL,
setup, test_canonical_path_uae, teardown);
g_test_add ("/limits/max-completed-connections", Fixture,
&max_completed_connections_config,
setup, test_max_connections, teardown);
g_test_add ("/limits/max-connections-per-user", Fixture,
&max_connections_per_user_config,
setup, test_max_connections, teardown);
#ifdef DBUS_UNIX
/* We can't test this in loopback.c with the rest of unix:runtime=yes,
* because dbus_bus_get[_private] is the only way to use the default,