libvirt/tests/networkxml2firewalltest.c
Peter Krempa 49c505a2e0 networkxml2firewalltest: Use internal wrapping of command line arguments
virCommandSetDryRun allows to invoke virCommandToString so that the
command string is already wrapped.

We now also need to load the base arguments file without unwrapping the
arguments.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
Reviewed-by: Pavel Hrdina <phrdina@redhat.com>
2021-04-12 15:55:10 +02:00

216 lines
5.6 KiB
C

/*
* networkxml2firewalltest.c: Test iptables rule generation
*
* Copyright (C) 2014 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <http://www.gnu.org/licenses/>.
*
*/
#include <config.h>
#include "testutils.h"
#include "viralloc.h"
#if defined (__linux__)
# include <gio/gio.h>
# include "network/bridge_driver_platform.h"
# include "virbuffer.h"
# include "virmock.h"
# define LIBVIRT_VIRFIREWALLPRIV_H_ALLOW
# include "virfirewallpriv.h"
# define LIBVIRT_VIRCOMMANDPRIV_H_ALLOW
# include "vircommandpriv.h"
# define VIR_FROM_THIS VIR_FROM_NONE
# ifdef __linux__
# define RULESTYPE "linux"
# else
# error "test case not ported to this platform"
# endif
VIR_MOCK_WRAP_RET_ARGS(g_dbus_connection_call_sync,
GVariant *,
GDBusConnection *, connection,
const gchar *, bus_name,
const gchar *, object_path,
const gchar *, interface_name,
const gchar *, method_name,
GVariant *, parameters,
const GVariantType *, reply_type,
GDBusCallFlags, flags,
gint, timeout_msec,
GCancellable *, cancellable,
GError **, error)
{
if (parameters) {
g_variant_ref_sink(parameters);
g_variant_unref(parameters);
}
VIR_MOCK_REAL_INIT(g_dbus_connection_call_sync);
*error = g_dbus_error_new_for_dbus_error("org.freedesktop.error",
"dbus is disabled");
return NULL;
}
static void
testCommandDryRun(const char *const*args G_GNUC_UNUSED,
const char *const*env G_GNUC_UNUSED,
const char *input G_GNUC_UNUSED,
char **output,
char **error,
int *status,
void *opaque G_GNUC_UNUSED)
{
*status = 0;
*output = g_strdup("");
*error = g_strdup("");
}
static int testCompareXMLToArgvFiles(const char *xml,
const char *cmdline,
const char *baseargs)
{
char *actualargv = NULL;
g_auto(virBuffer) buf = VIR_BUFFER_INITIALIZER;
virNetworkDefPtr def = NULL;
int ret = -1;
char *actual;
g_autoptr(virCommandDryRunToken) dryRunToken = virCommandDryRunTokenNew();
virCommandSetDryRun(dryRunToken, &buf, true, true, testCommandDryRun, NULL);
if (!(def = virNetworkDefParseFile(xml, NULL)))
goto cleanup;
if (networkAddFirewallRules(def) < 0)
goto cleanup;
actual = actualargv = virBufferContentAndReset(&buf);
/* The first network to be created populates the
* libvirt global chains. We must skip args for
* that if present
*/
if (STRPREFIX(actual, baseargs))
actual += strlen(baseargs);
if (virTestCompareToFileFull(actual, cmdline, false) < 0)
goto cleanup;
ret = 0;
cleanup:
VIR_FREE(actualargv);
virNetworkDefFree(def);
return ret;
}
struct testInfo {
const char *name;
const char *baseargs;
};
static int
testCompareXMLToIPTablesHelper(const void *data)
{
int result = -1;
const struct testInfo *info = data;
char *xml = NULL;
char *args = NULL;
xml = g_strdup_printf("%s/networkxml2firewalldata/%s.xml",
abs_srcdir, info->name);
args = g_strdup_printf("%s/networkxml2firewalldata/%s-%s.args",
abs_srcdir, info->name, RULESTYPE);
result = testCompareXMLToArgvFiles(xml, args, info->baseargs);
VIR_FREE(xml);
VIR_FREE(args);
return result;
}
static bool
hasNetfilterTools(void)
{
return virFileIsExecutable(IPTABLES_PATH) &&
virFileIsExecutable(IP6TABLES_PATH) &&
virFileIsExecutable(EBTABLES_PATH);
}
static int
mymain(void)
{
int ret = 0;
g_autofree char *basefile = NULL;
g_autofree char *baseargs = NULL;
# define DO_TEST(name) \
do { \
struct testInfo info = { \
name, baseargs, \
}; \
if (virTestRun("Network XML-2-iptables " name, \
testCompareXMLToIPTablesHelper, &info) < 0) \
ret = -1; \
} while (0)
if (virFirewallSetBackend(VIR_FIREWALL_BACKEND_DIRECT) < 0) {
if (!hasNetfilterTools()) {
fprintf(stderr, "iptables/ip6tables/ebtables tools not present");
return EXIT_AM_SKIP;
}
return EXIT_FAILURE;
}
basefile = g_strdup_printf("%s/networkxml2firewalldata/base.args", abs_srcdir);
if (virFileReadAll(basefile, INT_MAX, &baseargs) < 0)
return EXIT_FAILURE;
DO_TEST("nat-default");
DO_TEST("nat-tftp");
DO_TEST("nat-many-ips");
DO_TEST("nat-no-dhcp");
DO_TEST("nat-ipv6");
DO_TEST("nat-ipv6-masquerade");
DO_TEST("route-default");
return ret == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
}
VIR_TEST_MAIN_PRELOAD(mymain, VIR_TEST_MOCK("virgdbus"))
#else /* ! defined (__linux__) */
int main(void)
{
return EXIT_AM_SKIP;
}
#endif /* ! defined (__linux__) */