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// Copyright (C) 2014-2020 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 <dhcp6/tests/dhcp6_message_test.h>
using namespace isc::asiolink;
namespace isc {
namespace dhcp {
namespace test {
Dhcpv6MessageTest::Dhcpv6MessageTest()
: Dhcpv6SrvTest(),
iface_mgr_test_config_(true) {
}
IOAddress
Dhcpv6MessageTest::bumpAddress(const IOAddress& input_addr) {
return (bumpByteInAddress(input_addr, V6ADDRESS_LEN - 1));
}
IOAddress
Dhcpv6MessageTest::bumpByteInAddress(const IOAddress& input_addr,
const size_t byte_num) {
std::vector<uint8_t> input_addr_buffer = input_addr.toBytes();
if (input_addr_buffer.size() > byte_num) {
++input_addr_buffer[byte_num];
return (IOAddress::fromBytes(AF_INET6, &input_addr_buffer[0]));
}
return (input_addr);
}
IOAddress
Dhcpv6MessageTest::bumpSubnet(const IOAddress& input_addr) {
return (bumpByteInAddress(input_addr, 0));
}
void
Dhcpv6MessageTest::requestLease(const std::string& config,
const int subnets_num,
Dhcp6Client& client) {
// Configure the server.
configure(config, *client.getServer());
// Make sure we ended-up having expected number of subnets configured.
const Subnet6Collection* subnets =
CfgMgr::instance().getCurrentCfg()->getCfgSubnets6()->getAll();
ASSERT_EQ(subnets_num, subnets->size());
// Do the actual 4-way exchange.
ASSERT_NO_THROW(client.doSARR());
// Simulate aging of leases, by moving their cltt_ back by 1000s.
client.fastFwdTime(1000);
// Make sure that we have obtained a lease that belongs to one of the
// subnets.
ASSERT_EQ(1, client.getLeaseNum());
Lease6 lease_client = client.getLease(0);
// Check if the lease belongs to one of the available pools.
bool pool_found = false;
auto subnet = subnets->begin();
for (int i = 0; i < subnets_num; ++i, ++subnet) {
ASSERT_TRUE(subnet != subnets->end());
if ((*subnet)->getPool(lease_client.type_, lease_client.addr_)) {
pool_found = true;
break;
}
}
ASSERT_TRUE(pool_found);
// Check that the client's lease matches the information on the server
// side.
Lease6Ptr lease_server = checkLease(lease_client);
ASSERT_TRUE(lease_server);
// And that status code was OK.
ASSERT_EQ(STATUS_Success, client.getStatusCode(lease_client.iaid_));
}
}
}
}
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