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// Copyright (C) 2019-2023 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
#include <config.h>
#include <asiolink/io_address.h>
#include <cc/data.h>
#include <dhcp/dhcp6.h>
#include <dhcp/option.h>
#include <dhcpsrv/network.h>
#include <dhcpsrv/parsers/base_network_parser.h>
#include <testutils/gtest_utils.h>
#include <boost/shared_ptr.hpp>
#include <functional>
#include <gtest/gtest.h>
using namespace isc::asiolink;
using namespace isc::data;
using namespace isc::dhcp;
using namespace isc::util;
using namespace isc::test;
namespace {
class TestNetwork;
/// @brief Shared pointer to the derivation of the @c Network class
/// used in tests.
typedef boost::shared_ptr<TestNetwork> TestNetworkPtr;
/// @brief Derivation of the @c Network class allowing to set
/// the parent @c Network object.
class TestNetwork : public virtual Network {
public:
/// @brief Associates parent network with this network.
///
/// @param parent Pointer to the instance of the parent network.
void setParent(TestNetworkPtr parent) {
parent_network_ = boost::dynamic_pointer_cast<Network>(parent);
}
};
/// @brief Derivation of the @c Network4 class allowing to set
/// the parent @c Network object.
class TestNetwork4 : public TestNetwork, public Network4 { };
/// @brief Derivation of the @c Network6 class allowing to set
/// the parent @c Network object.
class TestNetwork6 : public TestNetwork, public Network6 { };
/// @brief Test fixture class for testing @c Network class and
/// its derivations.
class NetworkTest : public ::testing::Test {
public:
/// @brief Constructor.
NetworkTest() : globals_(new CfgGlobals()) {
}
/// @brief Returns pointer to the function which returns configured
/// global parameters.
FetchNetworkGlobalsFn getFetchGlobalsFn() {
return (std::bind(&NetworkTest::fetchGlobalsFn, this));
}
/// @brief Returns configured global parameters.
ConstCfgGlobalsPtr fetchGlobalsFn() {
return (globals_);
}
/// @brief Test that inheritance mechanism is used for the particular
/// network parameter.
///
/// @tparam BaseType1 Type of the network object to be tested, e.g.
/// @c TestNetwork, @c TestNetwork4 etc.
/// @tparam BaseType2 Type of the object to which the tested parameter
/// belongs, e.g. @c Network, @c Network4 etc.
/// @tparam ParameterType1 Type returned by the accessor of the parameter
/// under test, e.g. @c Optional<std::string>.
/// @tparam ParameterType2 Type of the value accepted by the modifier
/// method which sets the value under test. It may be the same as
/// @c ParameterType1 but not necessarily. For example, the @c ParameterType1
/// may be @c Optional<std::string> while the @c ParameterType2 is
/// @c std::string.
///
/// @param GetMethodPointer Pointer to the method of the class under test
/// which returns the particular parameter.
/// @param SetMethodPointer Pointer to the method of the class under test
/// used to set the particular parameter.
/// @param network_value Value of the parameter to be assigned to the
/// parent network.
/// @param global_value Global value of the parameter to be assigned.
/// @param test_global_value Boolean value indicating if the inheritance
/// of the global value should be tested.
template<typename BaseType1, typename BaseType2, typename ParameterType1,
typename ParameterType2>
void testNetworkInheritance(ParameterType1(BaseType2::*GetMethodPointer)
(const Network::Inheritance&) const,
void(BaseType2::*SetMethodPointer)(const ParameterType2&),
typename ParameterType1::ValueType network_value,
typename ParameterType1::ValueType global_value,
const bool test_global_value = true) {
// Create child network object. The value retrieved from that
// object should be unspecified until we set the value for the
// parent network or a global value.
boost::shared_ptr<BaseType1> net_child(new BaseType1());
EXPECT_TRUE(((*net_child).*GetMethodPointer)(Network::Inheritance::ALL).unspecified());
// Create parent network and set the value.
boost::shared_ptr<BaseType1> net_parent(new BaseType1());
((*net_parent).*SetMethodPointer)(network_value);
EXPECT_EQ(network_value,
((*net_parent).*GetMethodPointer)(Network::Inheritance::ALL).get());
// Assign callbacks that fetch global values to the networks.
net_child->setFetchGlobalsFn(getFetchGlobalsFn());
net_parent->setFetchGlobalsFn(getFetchGlobalsFn());
// Not all parameters have the corresponding global values.
if (test_global_value) {
// If there is a global value it should now be returned.
EXPECT_FALSE(((*net_child).*GetMethodPointer)(Network::Inheritance::ALL).unspecified());
EXPECT_EQ(global_value,
((*net_child).*GetMethodPointer)(Network::Inheritance::ALL).get());
EXPECT_FALSE(((*net_child).*GetMethodPointer)(Network::Inheritance::GLOBAL).unspecified());
EXPECT_EQ(global_value,
((*net_child).*GetMethodPointer)(Network::Inheritance::GLOBAL).get());
EXPECT_TRUE(((*net_child).*GetMethodPointer)(Network::Inheritance::NONE).unspecified());
EXPECT_TRUE(((*net_child).*GetMethodPointer)(Network::Inheritance::PARENT_NETWORK).unspecified());
}
// Associated the network with its parent.
ASSERT_NO_THROW(net_child->setParent(net_parent));
// This time the parent specific value should be returned.
EXPECT_FALSE(((*net_child).*GetMethodPointer)(Network::Inheritance::ALL).unspecified());
EXPECT_EQ(network_value,
((*net_child).*GetMethodPointer)(Network::Inheritance::ALL).get());
}
/// @brief Holds the collection of configured globals.
CfgGlobalsPtr globals_;
};
// This test verifies that the inheritance is supported for certain
// network parameters.
TEST_F(NetworkTest, inheritanceSupport4) {
// Set global values for each parameter.
// One day move to indexes...
globals_->set("valid-lifetime", Element::create(80));
globals_->set("renew-timer", Element::create(80));
globals_->set("rebind-timer", Element::create(80));
globals_->set("reservations-global", Element::create(false));
globals_->set("reservations-in-subnet", Element::create(false));
globals_->set("reservations-out-of-pool", Element::create(false));
globals_->set("calculate-tee-times", Element::create(false));
globals_->set("t1-percent", Element::create(0.75));
globals_->set("t2-percent", Element::create(0.6));
globals_->set("match-client-id", Element::create(true));
globals_->set("authoritative", Element::create(false));
globals_->set("next-server", Element::create("192.0.2.3"));
globals_->set("server-hostname", Element::create("g"));
globals_->set("boot-file-name", Element::create("g"));
globals_->set("ddns-send-updates", Element::create(true));
globals_->set("ddns-override-no-update", Element::create(true));
globals_->set("ddns-override-client-update", Element::create(true));
globals_->set("ddns-replace-client-name", Element::create("always"));
globals_->set("ddns-generated-prefix", Element::create("gp"));
globals_->set("ddns-qualifying-suffix", Element::create("gs"));
globals_->set("hostname-char-set", Element::create("gc"));
globals_->set("hostname-char-replacement", Element::create("gr"));
globals_->set("store-extended-info", Element::create(true));
globals_->set("cache-threshold", Element::create(.25));
globals_->set("cache-max-age", Element::create(20));
globals_->set("ddns-update-on-renew", Element::create(true));
globals_->set("ddns-use-conflict-resolution", Element::create(true));
globals_->set("allocator", Element::create("random"));
globals_->set("offer-lifetime", Element::create(45));
globals_->set("ddns-ttl-percent", Element::create(0.75));
// For each parameter for which inheritance is supported run
// the test that checks if the values are inherited properly.
{
SCOPED_TRACE("client_class");
testNetworkInheritance<TestNetwork>(&Network::getClientClass,
&Network::allowClientClass,
"n", "g", false);
}
{
SCOPED_TRACE("valid-lifetime");
testNetworkInheritance<TestNetwork>(&Network::getValid, &Network::setValid,
60, 80);
}
{
SCOPED_TRACE("renew-timer");
testNetworkInheritance<TestNetwork>(&Network::getT1, &Network::setT1,
60, 80);
}
{
SCOPED_TRACE("rebind-timer");
testNetworkInheritance<TestNetwork>(&Network::getT2, &Network::setT2,
60, 80);
}
{
SCOPED_TRACE("reservation-global");
testNetworkInheritance<TestNetwork>(&Network::getReservationsGlobal,
&Network::setReservationsGlobal,
true, false);
}
{
SCOPED_TRACE("reservation-in-subnet");
testNetworkInheritance<TestNetwork>(&Network::getReservationsInSubnet,
&Network::setReservationsInSubnet,
true, false);
}
{
SCOPED_TRACE("reservation-out-of-pool");
testNetworkInheritance<TestNetwork>(&Network::getReservationsOutOfPool,
&Network::setReservationsOutOfPool,
true, false);
}
{
SCOPED_TRACE("calculate-tee-times");
testNetworkInheritance<TestNetwork>(&Network::getCalculateTeeTimes,
&Network::setCalculateTeeTimes,
true, false);
}
{
SCOPED_TRACE("t1-percent");
testNetworkInheritance<TestNetwork>(&Network::getT1Percent,
&Network::setT1Percent,
0.5, 0.75);
}
{
SCOPED_TRACE("t2-percent");
testNetworkInheritance<TestNetwork>(&Network::getT2Percent,
&Network::setT2Percent,
0.3, 0.6);
}
{
SCOPED_TRACE("match-client-id");
testNetworkInheritance<TestNetwork4>(&Network4::getMatchClientId,
&Network4::setMatchClientId,
false, true);
}
{
SCOPED_TRACE("authoritative");
testNetworkInheritance<TestNetwork4>(&Network4::getAuthoritative,
&Network4::setAuthoritative,
true, false);
}
{
SCOPED_TRACE("next-server");
testNetworkInheritance<TestNetwork4>(&Network4::getSiaddr,
&Network4::setSiaddr,
IOAddress("192.0.2.0"),
IOAddress("192.0.2.3"));
}
{
SCOPED_TRACE("server-hostname");
testNetworkInheritance<TestNetwork4>(&Network4::getSname,
&Network4::setSname,
"n", "g");
}
{
SCOPED_TRACE("boot-file-name");
testNetworkInheritance<TestNetwork4>(&Network4::getFilename,
&Network4::setFilename,
"n", "g");
}
{
SCOPED_TRACE("ddns-send-updates");
testNetworkInheritance<TestNetwork4>(&Network4::getDdnsSendUpdates,
&Network4::setDdnsSendUpdates,
false, true);
}
{
SCOPED_TRACE("ddns-override-no-update");
testNetworkInheritance<TestNetwork4>(&Network4::getDdnsOverrideNoUpdate,
&Network4::setDdnsOverrideNoUpdate,
false, true);
}
{
SCOPED_TRACE("ddns-override-client-update");
testNetworkInheritance<TestNetwork4>(&Network4::getDdnsOverrideClientUpdate,
&Network4::setDdnsOverrideClientUpdate,
false, true);
}
{
SCOPED_TRACE("ddns-replace-client-name");
testNetworkInheritance<TestNetwork4>(&Network4::getDdnsReplaceClientNameMode,
&Network4::setDdnsReplaceClientNameMode,
D2ClientConfig::RCM_WHEN_PRESENT,
D2ClientConfig::RCM_ALWAYS);
}
{
SCOPED_TRACE("ddns-generated-prefix");
testNetworkInheritance<TestNetwork4>(&Network4::getDdnsGeneratedPrefix,
&Network4::setDdnsGeneratedPrefix,
"np", "gp");
}
{
SCOPED_TRACE("ddns-qualifying-suffix");
testNetworkInheritance<TestNetwork4>(&Network4::getDdnsQualifyingSuffix,
&Network4::setDdnsQualifyingSuffix,
"ns", "gs");
}
{
SCOPED_TRACE("hostname-char-set");
testNetworkInheritance<TestNetwork4>(&Network4::getHostnameCharSet,
&Network4::setHostnameCharSet,
"nc", "gc");
}
{
SCOPED_TRACE("hostname-char-replacement");
testNetworkInheritance<TestNetwork4>(&Network4::getHostnameCharReplacement,
&Network4::setHostnameCharReplacement,
"nr", "gr");
}
{
SCOPED_TRACE("store-extended-info");
testNetworkInheritance<TestNetwork4>(&Network4::getStoreExtendedInfo,
&Network4::setStoreExtendedInfo,
false, true);
}
{
SCOPED_TRACE("cache-threshold");
testNetworkInheritance<TestNetwork4>(&Network::getCacheThreshold,
&Network::setCacheThreshold,
.1, .25);
}
{
SCOPED_TRACE("cache-max-age");
testNetworkInheritance<TestNetwork4>(&Network::getCacheMaxAge,
&Network::setCacheMaxAge,
10, 20);
}
{
SCOPED_TRACE("ddns-update-on-renew");
testNetworkInheritance<TestNetwork4>(&Network4::getDdnsUpdateOnRenew,
&Network4::setDdnsUpdateOnRenew,
false, true);
}
{
SCOPED_TRACE("ddns-use-conflict-resolution");
testNetworkInheritance<TestNetwork4>(&Network4::getDdnsUseConflictResolution,
&Network4::setDdnsUseConflictResolution,
false, true);
}
{
SCOPED_TRACE("allocator");
testNetworkInheritance<TestNetwork4>(&Network4::getAllocatorType,
&Network4::setAllocatorType,
"iterative", "random");
}
{
SCOPED_TRACE("default-allocator-type");
testNetworkInheritance<TestNetwork4>(&Network::getDefaultAllocatorType,
&Network::setDefaultAllocatorType,
"random", "flq", false);
}
{
SCOPED_TRACE("offer-lifetime");
testNetworkInheritance<TestNetwork4>(&Network4::getOfferLft,
&Network4::setOfferLft,
10, 45);
}
{
SCOPED_TRACE("ddns-ttl-percent");
testNetworkInheritance<TestNetwork4>(&Network::getDdnsTtlPercent,
&Network::setDdnsTtlPercent,
.33, .75);
}
}
// This test verifies that the inheritance is supported for DHCPv6
// specific network parameters.
TEST_F(NetworkTest, inheritanceSupport6) {
// Set global values for each parameter.
globals_->set("preferred-lifetime", Element::create(80));
// Note that currently rapid commit is not a global parameter.
globals_->set("ddns-send-updates", Element::create(true));
globals_->set("ddns-override-no-update", Element::create(true));
globals_->set("ddns-override-client-update", Element::create(true));
globals_->set("ddns-replace-client-name", Element::create("always"));
globals_->set("ddns-generated-prefix", Element::create("gp"));
globals_->set("ddns-qualifying-suffix", Element::create("gs"));
globals_->set("hostname-char-set", Element::create("gc"));
globals_->set("hostname-char-replacement", Element::create("gr"));
globals_->set("store-extended-info", Element::create(true));
globals_->set("ddns-update-on-renew", Element::create(true));
globals_->set("ddns-use-conflict-resolution", Element::create(true));
globals_->set("allocator", Element::create("random"));
globals_->set("pd-allocator", Element::create("random"));
globals_->set("ddns-ttl-percent", Element::create(0.55));
// For each parameter for which inheritance is supported run
// the test that checks if the values are inherited properly.
{
SCOPED_TRACE("preferred-lifetime");
testNetworkInheritance<TestNetwork6>(&Network6::getPreferred,
&Network6::setPreferred,
60, 80);
}
{
SCOPED_TRACE("ddns-send-updates");
testNetworkInheritance<TestNetwork6>(&Network6::getDdnsSendUpdates,
&Network6::setDdnsSendUpdates,
false, true);
}
{
SCOPED_TRACE("ddns-override-no-update");
testNetworkInheritance<TestNetwork6>(&Network6::getDdnsOverrideNoUpdate,
&Network6::setDdnsOverrideNoUpdate,
false, true);
}
{
SCOPED_TRACE("ddns-override-client-update");
testNetworkInheritance<TestNetwork6>(&Network6::getDdnsOverrideClientUpdate,
&Network6::setDdnsOverrideClientUpdate,
false, true);
}
{
SCOPED_TRACE("ddns-replace-client-name");
testNetworkInheritance<TestNetwork6>(&Network6::getDdnsReplaceClientNameMode,
&Network6::setDdnsReplaceClientNameMode,
D2ClientConfig::RCM_WHEN_PRESENT,
D2ClientConfig::RCM_ALWAYS);
}
{
SCOPED_TRACE("ddns-generated-prefix");
testNetworkInheritance<TestNetwork6>(&Network6::getDdnsGeneratedPrefix,
&Network6::setDdnsGeneratedPrefix,
"np", "gp");
}
{
SCOPED_TRACE("ddns-qualifying-suffix");
testNetworkInheritance<TestNetwork6>(&Network6::getDdnsQualifyingSuffix,
&Network6::setDdnsQualifyingSuffix,
"ns", "gs");
}
{
SCOPED_TRACE("hostname-char-set");
testNetworkInheritance<TestNetwork6>(&Network6::getHostnameCharSet,
&Network6::setHostnameCharSet,
"nc", "gc");
}
{
SCOPED_TRACE("hostname-char-replacement");
testNetworkInheritance<TestNetwork6>(&Network6::getHostnameCharReplacement,
&Network6::setHostnameCharReplacement,
"nr", "gr");
}
{
SCOPED_TRACE("store-extended-info");
testNetworkInheritance<TestNetwork6>(&Network6::getStoreExtendedInfo,
&Network6::setStoreExtendedInfo,
false, true);
}
{
SCOPED_TRACE("ddns-update-on-renew");
testNetworkInheritance<TestNetwork6>(&Network6::getDdnsUpdateOnRenew,
&Network6::setDdnsUpdateOnRenew,
false, true);
}
{
SCOPED_TRACE("ddns-use-conflict-resolution");
testNetworkInheritance<TestNetwork6>(&Network6::getDdnsUseConflictResolution,
&Network6::setDdnsUseConflictResolution,
false, true);
}
{
SCOPED_TRACE("allocator");
testNetworkInheritance<TestNetwork6>(&Network6::getAllocatorType,
&Network6::setAllocatorType,
"iterative", "random");
}
{
SCOPED_TRACE("pd-allocator");
testNetworkInheritance<TestNetwork6>(&Network6::getPdAllocatorType,
&Network6::setPdAllocatorType,
"iterative", "random");
}
{
SCOPED_TRACE("default-allocator-type");
testNetworkInheritance<TestNetwork6>(&Network::getDefaultAllocatorType,
&Network::setDefaultAllocatorType,
"random", "iterative", false);
}
{
SCOPED_TRACE("default-pd-allocator-type");
testNetworkInheritance<TestNetwork6>(&Network6::getDefaultPdAllocatorType,
&Network6::setDefaultPdAllocatorType,
"random", "iterative", false);
}
{
SCOPED_TRACE("ddns-ttl-percent");
testNetworkInheritance<TestNetwork6>(&Network::getDdnsTtlPercent,
&Network::setDdnsTtlPercent,
.22, .55);
}
// Interface-id requires special type of test.
boost::shared_ptr<TestNetwork6> net_child(new TestNetwork6());
EXPECT_FALSE(net_child->getInterfaceId());
EXPECT_FALSE(net_child->getInterfaceId(Network::Inheritance::NONE));
EXPECT_FALSE(net_child->getInterfaceId(Network::Inheritance::PARENT_NETWORK));
EXPECT_FALSE(net_child->getInterfaceId(Network::Inheritance::GLOBAL));
OptionPtr interface_id(new Option(Option::V6, D6O_INTERFACE_ID,
OptionBuffer(10, 0xFF)));
boost::shared_ptr<TestNetwork6> net_parent(new TestNetwork6());
net_parent->setInterfaceId(interface_id);
ASSERT_NO_THROW(net_child->setParent(net_parent));
// The interface-id belongs to the parent.
EXPECT_TRUE(net_child->getInterfaceId());
EXPECT_FALSE(net_child->getInterfaceId(Network::Inheritance::NONE));
EXPECT_TRUE(net_child->getInterfaceId(Network::Inheritance::PARENT_NETWORK));
EXPECT_FALSE(net_child->getInterfaceId(Network::Inheritance::GLOBAL));
// Check the values are expected.
EXPECT_EQ(interface_id, net_child->getInterfaceId());
EXPECT_EQ(interface_id, net_child->getInterfaceId(Network::Inheritance::PARENT_NETWORK));
// Assign different interface id to a child.
interface_id.reset(new Option(Option::V6, D6O_INTERFACE_ID,
OptionBuffer(10, 0xFE)));
net_child->setInterfaceId(interface_id);
// This time, the child specific value can be fetched.
EXPECT_TRUE(net_child->getInterfaceId());
EXPECT_TRUE(net_child->getInterfaceId(Network::Inheritance::NONE));
EXPECT_TRUE(net_child->getInterfaceId(Network::Inheritance::PARENT_NETWORK));
EXPECT_FALSE(net_child->getInterfaceId(Network::Inheritance::GLOBAL));
EXPECT_EQ(interface_id, net_child->getInterfaceId());
EXPECT_EQ(interface_id, net_child->getInterfaceId(Network::Inheritance::NONE));
}
// Test that child network returns unspecified value if neither
// parent no global value exists.
TEST_F(NetworkTest, getPropertyNoParentNoChild) {
NetworkPtr net_child(new Network());
EXPECT_TRUE(net_child->getValid().unspecified());
}
// Test that child network returns specified value.
TEST_F(NetworkTest, getPropertyNoParentChild) {
NetworkPtr net_child(new Network());
net_child->setValid(12345);
EXPECT_FALSE(net_child->getValid().unspecified());
EXPECT_FALSE(net_child->getValid(Network::Inheritance::NONE).unspecified());
EXPECT_TRUE(net_child->getValid(Network::Inheritance::PARENT_NETWORK).unspecified());
EXPECT_TRUE(net_child->getValid(Network::Inheritance::GLOBAL).unspecified());
EXPECT_EQ(12345, net_child->getValid(Network::Inheritance::NONE).get());
EXPECT_EQ(12345, net_child->getValid().get());
}
// Test that parent specific value is returned when the value
// is not specified for the child network.
TEST_F(NetworkTest, getPropertyParentNoChild) {
TestNetworkPtr net_child(new TestNetwork());
EXPECT_TRUE(net_child->getValid().unspecified());
TestNetworkPtr net_parent(new TestNetwork());
net_parent->setValid(23456);
EXPECT_EQ(23456, net_parent->getValid().get());
ASSERT_NO_THROW(net_child->setParent(net_parent));
EXPECT_FALSE(net_child->getValid().unspecified());
EXPECT_TRUE(net_child->getValid(Network::Inheritance::NONE).unspecified());
EXPECT_FALSE(net_child->getValid(Network::Inheritance::PARENT_NETWORK).unspecified());
EXPECT_TRUE(net_child->getValid(Network::Inheritance::GLOBAL).unspecified());
EXPECT_EQ(23456, net_child->getValid().get());
}
// Test that value specified for the child network takes
// precedence over the value specified for the parent network.
TEST_F(NetworkTest, getPropertyParentChild) {
TestNetworkPtr net_child(new TestNetwork());
net_child->setValid(12345);
EXPECT_EQ(12345, net_child->getValid().get());
TestNetworkPtr net_parent(new TestNetwork());
net_parent->setValid(23456);
EXPECT_EQ(23456, net_parent->getValid().get());
ASSERT_NO_THROW(net_child->setParent(net_parent));
EXPECT_FALSE(net_child->getValid().unspecified());
EXPECT_FALSE(net_child->getValid(Network::Inheritance::NONE).unspecified());
EXPECT_FALSE(net_child->getValid(Network::Inheritance::PARENT_NETWORK).unspecified());
EXPECT_TRUE(net_child->getValid(Network::Inheritance::GLOBAL).unspecified());
EXPECT_EQ(12345, net_child->getValid().get());
}
// Test that global value is inherited if there is no network
// specific value.
TEST_F(NetworkTest, getPropertyGlobalNoParentNoChild) {
TestNetworkPtr net_child(new TestNetwork());
globals_->set("valid-lifetime", Element::create(34567));
net_child->setFetchGlobalsFn(getFetchGlobalsFn());
EXPECT_FALSE(net_child->getValid().unspecified());
EXPECT_TRUE(net_child->getValid(Network::Inheritance::NONE).unspecified());
EXPECT_TRUE(net_child->getValid(Network::Inheritance::PARENT_NETWORK).unspecified());
EXPECT_FALSE(net_child->getValid(Network::Inheritance::GLOBAL).unspecified());
EXPECT_EQ(34567, net_child->getValid().get());
}
// Test that getSiaddr() never fails.
TEST_F(NetworkTest, getSiaddrNeverFail) {
TestNetworkPtr net_child(new TestNetwork4());
// Set the next-server textual address to the empty string.
// Note that IOAddress("") throws IOError.
globals_->set("next-server", Element::create(""));
net_child->setFetchGlobalsFn(getFetchGlobalsFn());
// Get an IPv4 view of the test network.
auto net4_child = boost::dynamic_pointer_cast<Network4>(net_child);
EXPECT_NO_THROW(net4_child->getSiaddr());
}
/// @brief Test fixture class for testing @c moveReservationMode.
class NetworkReservationTest : public ::testing::Test {
public:
/// @brief Move test error case.
///
/// Error cases of @ref BaseNetworkParser::moveReservationMode.
///
/// @param config String with the config to test.
/// @param expected String with the expected error message.
void TestError(const std::string& config, const std::string& expected) {
ElementPtr cfg;
ASSERT_NO_THROW(cfg = Element::fromJSON(config))
<< "bad config, test broken";
ElementPtr copy = isc::data::copy(cfg);
EXPECT_THROW_MSG(BaseNetworkParser::moveReservationMode(cfg),
DhcpConfigError, expected);
ASSERT_TRUE(copy->equals(*cfg));
}
/// @brief Move test case.
///
/// Test cases of @ref BaseNetworkParser::moveReservationMode.
///
/// @param config String with the config to test.
/// @param expected String with the config after move.
void TestMove(const std::string& config, const std::string& expected) {
ElementPtr cfg;
ASSERT_NO_THROW(cfg = Element::fromJSON(config))
<< "bad config, test broken";
EXPECT_NO_THROW(BaseNetworkParser::moveReservationMode(cfg));
EXPECT_EQ(expected, cfg->str());
}
};
/// @brief Test @ref BaseNetworkParser::moveReservationMode error cases.
TEST_F(NetworkReservationTest, errors) {
// Conflicts.
std::string config = "{\n"
"\"reservation-mode\": \"all\",\n"
"\"reservations-global\": true\n"
"}";
std::string expected = "invalid use of both 'reservation-mode'"
" and one of 'reservations-global', 'reservations-in-subnet'"
" or 'reservations-out-of-pool' parameters";
TestError(config, expected);
config = "{\n"
"\"reservation-mode\": \"all\",\n"
"\"reservations-in-subnet\": true\n"
"}";
TestError(config, expected);
config = "{\n"
"\"reservation-mode\": \"all\",\n"
"\"reservations-out-of-pool\": false\n"
"}";
TestError(config, expected);
// Unknown mode.
config = "{\n"
"\"reservation-mode\": \"foo\"\n"
"}";
expected = "invalid reservation-mode parameter: 'foo' (<string>:2:21)";
TestError(config, expected);
}
/// @brief Test @ref BaseNetworkParser::moveReservationMode.
TEST_F(NetworkReservationTest, move) {
// No-ops.
std::string config = "{\n"
"}";
std::string expected = "{ "
" }";
TestMove(config, expected);
config = "{\n"
"\"reservations-global\": true\n"
"}";
expected = "{"
" \"reservations-global\": true"
" }";
TestMove(config, expected);
// Disabled.
config = "{\n"
"\"reservation-mode\": \"disabled\"\n"
"}";
expected = "{"
" \"reservations-global\": false,"
" \"reservations-in-subnet\": false"
" }";
TestMove(config, expected);
config = "{\n"
"\"reservation-mode\": \"off\"\n"
"}";
TestMove(config, expected);
// Out-of-pool.
config = "{\n"
"\"reservation-mode\": \"out-of-pool\"\n"
"}";
expected = "{"
" \"reservations-global\": false,"
" \"reservations-in-subnet\": true,"
" \"reservations-out-of-pool\": true"
" }";
TestMove(config, expected);
// Global.
config = "{\n"
"\"reservation-mode\": \"global\"\n"
"}";
expected = "{"
" \"reservations-global\": true,"
" \"reservations-in-subnet\": false"
" }";
TestMove(config, expected);
// All.
config = "{\n"
"\"reservation-mode\": \"all\"\n"
"}";
expected = "{"
" \"reservations-global\": false,"
" \"reservations-in-subnet\": true,"
" \"reservations-out-of-pool\": false"
" }";
TestMove(config, expected);
config = "{\n"
"\"foobar\": 1234,\n"
"\"reservation-mode\": \"all\"\n"
"}";
expected = "{"
" \"foobar\": 1234,"
" \"reservations-global\": false,"
" \"reservations-in-subnet\": true,"
" \"reservations-out-of-pool\": false"
" }";
TestMove(config, expected);
}
// This test verifies that the inheritance is supported for triplets.
// Note that triplets have no comparison operator.
TEST_F(NetworkTest, inheritanceTriplet) {
NetworkPtr net(new Network());
EXPECT_TRUE(net->getValid().unspecified());
EXPECT_TRUE(net->getValid(Network::Inheritance::ALL).unspecified());
EXPECT_TRUE(net->getValid(Network::Inheritance::GLOBAL).unspecified());
// Set valid lifetime global parameter.
globals_->set("valid-lifetime", Element::create(200));
net->setFetchGlobalsFn(getFetchGlobalsFn());
EXPECT_FALSE(net->getValid().unspecified());
EXPECT_FALSE(net->getValid(Network::Inheritance::ALL).unspecified());
EXPECT_FALSE(net->getValid(Network::Inheritance::GLOBAL).unspecified());
EXPECT_EQ(200, net->getValid().get());
EXPECT_EQ(200, net->getValid(Network::Inheritance::ALL).get());
EXPECT_EQ(200, net->getValid(Network::Inheritance::GLOBAL).get());
EXPECT_EQ(200, net->getValid().getMin());
EXPECT_EQ(200, net->getValid(Network::Inheritance::ALL).getMin());
EXPECT_EQ(200, net->getValid(Network::Inheritance::GLOBAL).getMin());
EXPECT_EQ(200, net->getValid().getMax());
EXPECT_EQ(200, net->getValid(Network::Inheritance::ALL).getMax());
EXPECT_EQ(200, net->getValid(Network::Inheritance::GLOBAL).getMax());
// Set all valid lifetime global parameters.
globals_->set("min-valid-lifetime", Element::create(100));
globals_->set("max-valid-lifetime", Element::create(300));
EXPECT_FALSE(net->getValid().unspecified());
EXPECT_FALSE(net->getValid(Network::Inheritance::ALL).unspecified());
EXPECT_FALSE(net->getValid(Network::Inheritance::GLOBAL).unspecified());
EXPECT_EQ(200, net->getValid().get());
EXPECT_EQ(200, net->getValid(Network::Inheritance::ALL).get());
EXPECT_EQ(200, net->getValid(Network::Inheritance::GLOBAL).get());
EXPECT_EQ(100, net->getValid().getMin());
EXPECT_EQ(100, net->getValid(Network::Inheritance::ALL).getMin());
EXPECT_EQ(100, net->getValid(Network::Inheritance::GLOBAL).getMin());
EXPECT_EQ(300, net->getValid().getMax());
EXPECT_EQ(300, net->getValid(Network::Inheritance::ALL).getMax());
EXPECT_EQ(300, net->getValid(Network::Inheritance::GLOBAL).getMax());
}
}
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