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[master] Finished merge of trac4523 (vendor options in Renew and Rebind)

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This commit is contained in:
Francis Dupont 2016-07-07 12:59:26 +02:00
commit 164e41a560
6 changed files with 264 additions and 7 deletions
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6
src/bin/dhcp6/dhcp6_srv.cc
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@ -2331,6 +2331,7 @@ Dhcpv6Srv::processRenew(const Pkt6Ptr& renew) {
buildCfgOptionList(renew, ctx, co_list);
appendDefaultOptions(renew, reply, co_list);
appendRequestedOptions(renew, reply, co_list);
appendRequestedVendorOptions(renew, reply, ctx, co_list);
processClientFqdn(renew, reply, ctx);
extendLeases(renew, reply, ctx);
@ -2356,6 +2357,7 @@ Dhcpv6Srv::processRebind(const Pkt6Ptr& rebind) {
buildCfgOptionList(rebind, ctx, co_list);
appendDefaultOptions(rebind, reply, co_list);
appendRequestedOptions(rebind, reply, co_list);
appendRequestedVendorOptions(rebind, reply, ctx, co_list);
processClientFqdn(rebind, reply, ctx);
extendLeases(rebind, reply, ctx);
@ -2389,6 +2391,7 @@ Dhcpv6Srv::processConfirm(const Pkt6Ptr& confirm) {
buildCfgOptionList(confirm, ctx, co_list);
appendDefaultOptions(confirm, reply, co_list);
appendRequestedOptions(confirm, reply, co_list);
appendRequestedVendorOptions(confirm, reply, ctx, co_list);
// Indicates if at least one address has been verified. If no addresses
// are verified it means that the client has sent no IA_NA options
// or no IAAddr options and that client's message has to be discarded.
@ -2788,6 +2791,9 @@ Dhcpv6Srv::processInfRequest(const Pkt6Ptr& inf_request) {
// Try to assign options that were requested by the client.
appendRequestedOptions(inf_request, reply, co_list);
// Try to assigne vendor options that were requested by the client.
appendRequestedVendorOptions(inf_request, reply, ctx, co_list);
return (reply);
}

13
src/bin/dhcp6/tests/dhcp6_client.cc
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@ -6,11 +6,13 @@
#include <config.h>
#include <dhcp/dhcp6.h>
#include <dhcp/docsis3_option_defs.h>
#include <dhcp/option_custom.h>
#include <dhcp/option6_ia.h>
#include <dhcp/option6_iaaddr.h>
#include <dhcp/option6_status_code.h>
#include <dhcp/option_int_array.h>
#include <dhcp/option_vendor.h>
#include <dhcp/pkt6.h>
#include <dhcpsrv/lease.h>
#include <dhcpsrv/pool.h>
@ -100,6 +102,7 @@ Dhcp6Client::Dhcp6Client() :
srv_(boost::shared_ptr<NakedDhcpv6Srv>(new NakedDhcpv6Srv(0))),
use_relay_(false),
use_oro_(false),
use_docsis_oro_(false),
use_client_id_(true),
use_rapid_commit_(false),
client_ias_(),
@ -116,6 +119,7 @@ Dhcp6Client::Dhcp6Client(boost::shared_ptr<NakedDhcpv6Srv>& srv) :
srv_(srv),
use_relay_(false),
use_oro_(false),
use_docsis_oro_(false),
use_client_id_(true),
use_rapid_commit_(false),
client_ias_(),
@ -396,6 +400,15 @@ Dhcp6Client::createMsg(const uint8_t msg_type) {
msg->addOption(oro);
};
if (use_docsis_oro_) {
OptionUint16ArrayPtr vendor_oro(new OptionUint16Array(Option::V6,
DOCSIS3_V6_ORO));
vendor_oro->setValues(docsis_oro_);
OptionPtr vendor(new OptionVendor(Option::V6, 4491));
vendor->addOption(vendor_oro);
msg->addOption(vendor);
}
// If there are any custom options specified, add them all to the message.
if (!extra_options_.empty()) {
for (OptionCollection::iterator opt = extra_options_.begin();

28
src/bin/dhcp6/tests/dhcp6_client.h
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@ -27,7 +27,7 @@ namespace test {
/// @brief DHCPv6 client used for unit testing.
///
/// This class implements a DHCPv6 "client" which interoperates with the
/// @c NakedDhcpv6Srv class. It calls @c NakedDhcpv6Srv::fakeRecive to
/// @c NakedDhcpv6Srv class. It calls @c NakedDhcpv6Srv::fakeReceive to
/// deliver client messages to the server for processing. The server places
/// the response in the @c NakedDhcpv6Srv::fake_sent_ container. The client
/// pops messages from this container which simulates reception of the
@ -684,6 +684,25 @@ public:
oro_.push_back(option_code);
}
/// @brief Controls whether the client will send DOCSIS vendor ORO
///
/// The actual content of the ORO is specified in docsis_oro_.
/// It is useful to split the actual content and the ORO sending
/// decision, so we could test cases of sending empty ORO.
/// @param send controls whether ORO will be sent or not.
void useDocsisORO(bool send) {
use_docsis_oro_ = send;
}
/// @brief Instructs client to request specified option in DOCSIS
/// vendor ORO
///
/// @param option_code client will request this option code
void requestDocsisOption(uint16_t option_code) {
use_docsis_oro_ = true;
docsis_oro_.push_back(option_code);
}
/// @brief returns client-id
/// @return client-id
DuidPtr getDuid() const {
@ -840,6 +859,7 @@ private:
bool use_relay_; ///< Enable relaying messages to the server.
bool use_oro_; ///< Conth
bool use_docsis_oro_;
bool use_client_id_;
bool use_rapid_commit_;
@ -852,6 +872,12 @@ private:
/// to true. See @ref sendORO for details.
std::vector<uint16_t> oro_;
/// @brief List of DOCSIS vendor options to be requested
///
/// Content of this vector will be sent as DOCSIS vendor ORO if
/// use_docsis_oro_ is set to true. See @ref sendDocsisORO for details.
std::vector<uint16_t> docsis_oro_;
/// @brief forced (Overridden) value of the server-id option (may be NULL)
OptionPtr forced_server_id_;

10
src/bin/dhcp6/tests/dhcp6_srv_unittest.cc
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@ -240,7 +240,7 @@ TEST_F(Dhcpv6SrvTest, basic) {
});
srv.reset();
ASSERT_NO_THROW({
// open an unpriviledged port
// open an unprivileged port
srv.reset(new NakedDhcpv6Srv(DHCP6_SERVER_PORT + 10000));
});
}
@ -1631,7 +1631,7 @@ TEST_F(Dhcpv6SrvTest, vendorOptionsORO) {
// check if we get response at all
ASSERT_TRUE(adv);
// We did not include any vendor opts in SOLCIT, so there should be none
// We did not include any vendor opts in SOLICIT, so there should be none
// in ADVERTISE.
ASSERT_FALSE(adv->getOption(D6O_VENDOR_OPTS));
@ -2449,8 +2449,8 @@ TEST_F(Dhcpv6SrvTest, rsoo2relays) {
opt = createRSOO(rsoo2, 2); // use 0x2 as payload
relay2.options_.insert(make_pair(opt->getType(), opt));
// The relays ecapsulate packet in this order: relay1, relay2, but the server
// decapsulates the packet in reverse order.
// The relays encapsulate packet in this order: relay1, relay2,
// but the server decapsulates the packet in reverse order.
client.relay_info_.push_back(relay2);
client.relay_info_.push_back(relay1);
@ -2651,7 +2651,7 @@ TEST_F(Dhcpv6SrvTest, receiveParseFailedStat) {
// fakeReceive()
srv.run();
// All expected statstics must be present.
// All expected statistics must be present.
pkt6_rcvd = mgr.getObservation("pkt6-received");
parse_fail = mgr.getObservation("pkt6-parse-failed");
recv_drop = mgr.getObservation("pkt6-receive-drop");

108
src/bin/dhcp6/tests/rebind_unittest.cc
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@ -7,6 +7,9 @@
#include <config.h>
#include <asiolink/io_address.h>
#include <cc/data.h>
#include <dhcp/docsis3_option_defs.h>
#include <dhcp/option_string.h>
#include <dhcp/option_vendor.h>
#include <dhcp/tests/iface_mgr_test_config.h>
#include <dhcp6/json_config_parser.h>
#include <dhcp6/tests/dhcp6_message_test.h>
@ -60,6 +63,12 @@ namespace {
/// - address pool: 2001:db8:1::/64
/// - prefix pool: 3000::/72
///
/// - Configuration 7:
/// - only addresses (no prefixes)
/// - 2 subnets with 2001:db8:1::/64 and 2001:db8:2::/64
/// - 1 subnet for eth0 and 1 subnet for eth1
/// - DOCSIS vendor config file sub-option
///
const char* REBIND_CONFIGS[] = {
// Configuration 0
"{ \"interfaces-config\": {"
@ -221,6 +230,32 @@ const char* REBIND_CONFIGS[] = {
" \"interface-id\": \"\","
" \"interface\": \"eth0\""
" } ],"
"\"valid-lifetime\": 4000 }",
// Configuration 7
"{ \"interfaces-config\": {"
" \"interfaces\": [ \"*\" ]"
"},"
"\"preferred-lifetime\": 3000,"
"\"rebind-timer\": 2000, "
"\"renew-timer\": 1000, "
"\"option-data\": [ {"
" \"name\": \"config-file\","
" \"space\": \"vendor-4491\","
" \"data\": \"normal_erouter_v6.cm\""
"}],"
"\"subnet6\": [ { "
" \"pools\": [ { \"pool\": \"2001:db8:1::/64\" } ],"
" \"subnet\": \"2001:db8:1::/48\", "
" \"interface-id\": \"\","
" \"interface\": \"eth0\""
" },"
" {"
" \"pools\": [ { \"pool\": \"2001:db8:2::/64\" } ],"
" \"subnet\": \"2001:db8:2::/48\", "
" \"interface-id\": \"\","
" \"interface\": \"eth1\""
" } ],"
"\"valid-lifetime\": 4000 }"
};
@ -895,5 +930,78 @@ TEST_F(RebindTest, requestAddressInRebind) {
EXPECT_EQ(STATUS_Success, client.getStatusCode(1234));
}
// This test verifies that the client can request the DOCSIS sub-options.
TEST_F(RebindTest, docsisORO) {
Dhcp6Client client;
// Configure client to request IA_NA.
client.requestAddress();
// Configure the DOCSIS vendor ORO for 32, 33, 34, 37 and 38.
client.requestDocsisOption(DOCSIS3_V6_TFTP_SERVERS);
client.requestDocsisOption(DOCSIS3_V6_CONFIG_FILE);
client.requestDocsisOption(DOCSIS3_V6_SYSLOG_SERVERS);
client.requestDocsisOption(DOCSIS3_V6_TIME_SERVERS);
client.requestDocsisOption(DOCSIS3_V6_TIME_OFFSET);
// Don't add it for now.
client.useDocsisORO(false);
// Make 4-way exchange to get the lease.
ASSERT_NO_FATAL_FAILURE(requestLease(REBIND_CONFIGS[7], 2, client));
// Keep the client's lease for future reference.
Lease6 lease_client = client.getLease(0);
// Send Rebind message to the server.
ASSERT_NO_THROW(client.doRebind());
// The client should still have one lease which belong to one of the
// subnets.
ASSERT_EQ(1, client.getLeaseNum());
Lease6 lease_client2 = client.getLease(0);
ASSERT_TRUE(CfgMgr::instance().getCurrentCfg()->getCfgSubnets6()->
selectSubnet(lease_client2.addr_, ClientClasses()));
// The client's lease should have been extended. The client will
// update the cltt to current time when the lease gets extended.
ASSERT_GE(lease_client2.cltt_ - lease_client.cltt_, 1000);
// Make sure, that the client's lease matches the lease held by the
// server.
Lease6Ptr lease_server2 = checkLease(lease_client2);
EXPECT_TRUE(lease_server2);
// No vendor option was included in the renew so there should be none
// in the received configuration.
OptionPtr opt = client.config_.findOption(D6O_VENDOR_OPTS);
ASSERT_FALSE(opt);
// Add a DOCSIS ORO.
client.useDocsisORO(true);
// Send Rebind message to the server.
ASSERT_NO_THROW(client.doRebind());
// The client should still have one lease which belong to one of the
// subnets.
ASSERT_EQ(1, client.getLeaseNum());
lease_client2 = client.getLease(0);
ASSERT_TRUE(CfgMgr::instance().getCurrentCfg()->getCfgSubnets6()->
selectSubnet(lease_client2.addr_, ClientClasses()));
// The client's lease should have been extended. The client will
// update the cltt to current time when the lease gets extended.
ASSERT_GE(lease_client2.cltt_ - lease_client.cltt_, 1000);
// Make sure, that the client's lease matches the lease held by the
// server.
lease_server2 = checkLease(lease_client2);
EXPECT_TRUE(lease_server2);
// Verify whether there is a vendor option.
opt = client.config_.findOption(D6O_VENDOR_OPTS);
ASSERT_TRUE(opt);
// The vendor option must be a OptionVendor object.
boost::shared_ptr<OptionVendor> vendor =
boost::dynamic_pointer_cast<OptionVendor>(opt);
ASSERT_TRUE(vendor);
// The vendor-id should be DOCSIS.
EXPECT_EQ(VENDOR_ID_CABLE_LABS, vendor->getVendorId());
// There must be a config file sub-option.
opt = vendor->getOption(DOCSIS3_V6_CONFIG_FILE);
// With the expected content.
OptionStringPtr config_file =
boost::dynamic_pointer_cast<OptionString>(opt);
ASSERT_TRUE(opt);
EXPECT_EQ("normal_erouter_v6.cm", config_file->getValue());
}
} // end of anonymous namespace

106
src/bin/dhcp6/tests/renew_unittest.cc
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@ -1,4 +1,4 @@
// Copyright (C) 2015 Internet Systems Consortium, Inc. ("ISC")
// Copyright (C) 2015-2016 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
@ -7,9 +7,13 @@
#include <config.h>
#include <asiolink/io_address.h>
#include <cc/data.h>
#include <dhcp/docsis3_option_defs.h>
#include <dhcp/option_string.h>
#include <dhcp/option_vendor.h>
#include <dhcp/tests/iface_mgr_test_config.h>
#include <dhcp6/json_config_parser.h>
#include <dhcp6/tests/dhcp6_message_test.h>
#include <boost/pointer_cast.hpp>
using namespace isc;
using namespace isc::asiolink;
@ -35,6 +39,11 @@ namespace {
/// - address pool: 2001:db8:1::/64
/// - prefix pool: 3000::/72
///
/// - Configuration 3:
/// - only addresses (no prefixes)
/// - 1 subnet with 2001:db8:1::/64 pool
/// - DOCSIS vendor config file sub-option
///
const char* RENEW_CONFIGS[] = {
// Configuration 0
"{ \"interfaces-config\": {"
@ -88,7 +97,28 @@ const char* RENEW_CONFIGS[] = {
" \"interface-id\": \"\","
" \"interface\": \"eth0\""
" } ],"
"\"valid-lifetime\": 4000 }",
// Configuration 3
"{ \"interfaces-config\": {"
" \"interfaces\": [ \"*\" ]"
"},"
"\"preferred-lifetime\": 3000,"
"\"rebind-timer\": 2000, "
"\"renew-timer\": 1000, "
"\"option-data\": [ {"
" \"name\": \"config-file\","
" \"space\": \"vendor-4491\","
" \"data\": \"normal_erouter_v6.cm\""
"}],"
"\"subnet6\": [ { "
" \"pools\": [ { \"pool\": \"2001:db8:1::/64\" } ],"
" \"subnet\": \"2001:db8:1::/48\", "
" \"interface-id\": \"\","
" \"interface\": \"eth0\""
" } ],"
"\"valid-lifetime\": 4000 }"
};
/// @brief Test fixture class for testing Renew.
@ -367,5 +397,79 @@ TEST_F(RenewTest, requestAddressInRenewHint) {
EXPECT_EQ(STATUS_Success, client.getStatusCode(na_iaid_));
}
// This test verifies that the client can request the DOCSIS sub-options.
TEST_F(RenewTest, docsisORO) {
Dhcp6Client client;
// Configure client to request IA_NA.
client.requestAddress(na_iaid_);
// Configure the DOCSIS vendor ORO for 32, 33, 34, 37 and 38.
client.requestDocsisOption(DOCSIS3_V6_TFTP_SERVERS);
client.requestDocsisOption(DOCSIS3_V6_CONFIG_FILE);
client.requestDocsisOption(DOCSIS3_V6_SYSLOG_SERVERS);
client.requestDocsisOption(DOCSIS3_V6_TIME_SERVERS);
client.requestDocsisOption(DOCSIS3_V6_TIME_OFFSET);
// Don't add it for now.
client.useDocsisORO(false);
// Configure the server with NA pools and DOCSIS config file.
ASSERT_NO_THROW(configure(RENEW_CONFIGS[3], *client.getServer()));
// Perform 4-way exchange.
ASSERT_NO_THROW(client.doSARR());
// Simulate aging of leases.
client.fastFwdTime(1000);
// Make sure that the client has acquired NA lease.
std::vector<Lease6> leases_client_na = client.getLeasesByType(Lease::TYPE_NA);
ASSERT_EQ(1, leases_client_na.size());
EXPECT_EQ(STATUS_Success, client.getStatusCode(na_iaid_));
// Send Renew message to the server.
ASSERT_NO_THROW(client.doRenew());
std::vector<Lease6> leases_client_na_renewed =
client.getLeasesByType(Lease::TYPE_NA);
ASSERT_EQ(1, leases_client_na_renewed.size());
EXPECT_EQ(STATUS_Success, client.getStatusCode(na_iaid_));
// No vendor option was included in the renew so there should be none
// in the received configuration.
OptionPtr opt = client.config_.findOption(D6O_VENDOR_OPTS);
ASSERT_FALSE(opt);
// Add a DOCSIS ORO.
client.useDocsisORO(true);
// Send Renew message to the server.
ASSERT_NO_THROW(client.doRenew());
leases_client_na_renewed = client.getLeasesByType(Lease::TYPE_NA);
ASSERT_EQ(1, leases_client_na_renewed.size());
EXPECT_EQ(STATUS_Success, client.getStatusCode(na_iaid_));
// Verify whether there is a vendor option.
opt = client.config_.findOption(D6O_VENDOR_OPTS);
ASSERT_TRUE(opt);
// The vendor option must be a OptionVendor object.
boost::shared_ptr<OptionVendor> vendor =
boost::dynamic_pointer_cast<OptionVendor>(opt);
ASSERT_TRUE(vendor);
// The vendor-id should be DOCSIS.
EXPECT_EQ(VENDOR_ID_CABLE_LABS, vendor->getVendorId());
// There must be a config file sub-option.
opt = vendor->getOption(DOCSIS3_V6_CONFIG_FILE);
// With the expected content.
OptionStringPtr config_file =
boost::dynamic_pointer_cast<OptionString>(opt);
ASSERT_TRUE(opt);
EXPECT_EQ("normal_erouter_v6.cm", config_file->getValue());
}
} // end of anonymous namespace