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libvirt/tests/networkxml2xmltest.c
Daniel P. Berrangé 927acaedec conf: add an attribute to turn on NAT for IPv6 virtual networks
Historically IPv6 did not support NAT, so when IPv6 was added to
libvirt's virtual networks, when requesting <forward mode="nat"/>
libvirt will NOT apply NAT to IPv6 traffic, only IPv4 traffic.

This is an annoying historical design decision as it means we
cannot enable IPv6 automatically. We thus need to introduce a
new attribute

   <forward mode="nat">
     <nat ipv6="yes"/>
   </forward>

Reviewed-by: Laine Stump <laine@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
2020-06-15 17:10:15 +01:00

174 lines
5.2 KiB
C

#include <config.h>
#include <unistd.h>
#include <sys/types.h>
#include <fcntl.h>
#include "internal.h"
#include "testutils.h"
#include "network_conf.h"
#include "testutilsqemu.h"
#include "virstring.h"
#include "network/bridge_driver.h"
#define VIR_FROM_THIS VIR_FROM_NONE
typedef enum {
TEST_COMPARE_NET_XML2XML_RESULT_SUCCESS,
TEST_COMPARE_NET_XML2XML_RESULT_FAIL_PARSE,
TEST_COMPARE_NET_XML2XML_RESULT_FAIL_FORMAT,
TEST_COMPARE_NET_XML2XML_RESULT_FAIL_COMPARE,
} testCompareNetXML2XMLResult;
static int
testCompareXMLToXMLFiles(const char *inxml, const char *outxml,
unsigned int flags,
testCompareNetXML2XMLResult expectResult)
{
char *actual = NULL;
int ret;
testCompareNetXML2XMLResult result = TEST_COMPARE_NET_XML2XML_RESULT_SUCCESS;
virNetworkDefPtr dev = NULL;
virNetworkXMLOptionPtr xmlopt = NULL;
if (!(xmlopt = networkDnsmasqCreateXMLConf()))
goto cleanup;
if (!(dev = virNetworkDefParseFile(inxml, xmlopt))) {
result = TEST_COMPARE_NET_XML2XML_RESULT_FAIL_PARSE;
goto cleanup;
}
if (expectResult == TEST_COMPARE_NET_XML2XML_RESULT_FAIL_PARSE)
goto cleanup;
if (!(actual = virNetworkDefFormat(dev, xmlopt, flags))) {
result = TEST_COMPARE_NET_XML2XML_RESULT_FAIL_FORMAT;
goto cleanup;
}
if (expectResult == TEST_COMPARE_NET_XML2XML_RESULT_FAIL_FORMAT)
goto cleanup;
if (virTestCompareToFile(actual, outxml) < 0) {
result = TEST_COMPARE_NET_XML2XML_RESULT_FAIL_COMPARE;
goto cleanup;
}
if (expectResult == TEST_COMPARE_NET_XML2XML_RESULT_FAIL_COMPARE)
goto cleanup;
cleanup:
if (result == expectResult) {
ret = 0;
if (expectResult != TEST_COMPARE_NET_XML2XML_RESULT_SUCCESS) {
VIR_TEST_DEBUG("Got expected failure code=%d msg=%s",
result, virGetLastErrorMessage());
}
} else {
ret = -1;
VIR_TEST_DEBUG("Expected result code=%d but received code=%d",
expectResult, result);
}
virResetLastError();
VIR_FREE(actual);
virNetworkDefFree(dev);
virObjectUnref(xmlopt);
return ret;
}
struct testInfo {
const char *name;
unsigned int flags;
testCompareNetXML2XMLResult expectResult;
};
static int
testCompareXMLToXMLHelper(const void *data)
{
const struct testInfo *info = data;
int result = -1;
char *inxml = NULL;
char *outxml = NULL;
inxml = g_strdup_printf("%s/networkxml2xmlin/%s.xml", abs_srcdir, info->name);
outxml = g_strdup_printf("%s/networkxml2xmlout/%s.xml", abs_srcdir, info->name);
result = testCompareXMLToXMLFiles(inxml, outxml, info->flags,
info->expectResult);
VIR_FREE(inxml);
VIR_FREE(outxml);
return result;
}
static int
mymain(void)
{
int ret = 0;
#define DO_TEST_FULL(name, flags, expectResult) \
do { \
const struct testInfo info = {name, flags, expectResult}; \
if (virTestRun("Network XML-2-XML " name, \
testCompareXMLToXMLHelper, &info) < 0) \
ret = -1; \
} while (0)
#define DO_TEST(name) \
DO_TEST_FULL(name, 0, TEST_COMPARE_NET_XML2XML_RESULT_SUCCESS)
#define DO_TEST_FLAGS(name, flags) \
DO_TEST_FULL(name, flags, TEST_COMPARE_NET_XML2XML_RESULT_SUCCESS)
#define DO_TEST_PARSE_ERROR(name) \
DO_TEST_FULL(name, 0, TEST_COMPARE_NET_XML2XML_RESULT_FAIL_PARSE)
DO_TEST("dhcp6host-routed-network");
DO_TEST("empty-allow-ipv6");
DO_TEST("isolated-network");
DO_TEST("routed-network");
DO_TEST("routed-network-no-dns");
DO_TEST_PARSE_ERROR("routed-network-no-dns-extra-elements");
DO_TEST("open-network");
DO_TEST_PARSE_ERROR("open-network-with-forward-dev");
DO_TEST("nat-network");
DO_TEST("netboot-network");
DO_TEST("netboot-proxy-network");
DO_TEST("nat-network-dns-txt-record");
DO_TEST("nat-network-dns-srv-record");
DO_TEST("nat-network-dns-srv-records");
DO_TEST("nat-network-dns-srv-record-minimal");
DO_TEST("nat-network-dns-hosts");
DO_TEST("nat-network-dns-forward-plain");
DO_TEST("nat-network-dns-forwarders");
DO_TEST("nat-network-dns-forwarder-no-resolv");
DO_TEST("nat-network-forward-nat-ipv6");
DO_TEST("nat-network-forward-nat-address");
DO_TEST("nat-network-forward-nat-no-address");
DO_TEST("nat-network-mtu");
DO_TEST("8021Qbh-net");
DO_TEST("direct-net");
DO_TEST("host-bridge-net");
DO_TEST("vepa-net");
DO_TEST("bandwidth-network");
DO_TEST("openvswitch-net");
DO_TEST_FLAGS("passthrough-pf", VIR_NETWORK_XML_INACTIVE);
DO_TEST("hostdev");
DO_TEST_FLAGS("hostdev-pf", VIR_NETWORK_XML_INACTIVE);
DO_TEST("passthrough-address-crash");
DO_TEST("nat-network-explicit-flood");
DO_TEST("host-bridge-no-flood");
DO_TEST_PARSE_ERROR("hostdev-duplicate");
DO_TEST_PARSE_ERROR("passthrough-duplicate");
DO_TEST("metadata");
DO_TEST("set-mtu");
DO_TEST("dnsmasq-options");
DO_TEST("leasetime-seconds");
DO_TEST("leasetime-minutes");
DO_TEST("leasetime-hours");
DO_TEST("leasetime-infinite");
DO_TEST("isolated-ports");
return ret == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
}
VIR_TEST_MAIN(mymain)