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Commit 5f14fca1 authored by Marcin Siodelski's avatar Marcin Siodelski
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[master] Merge branch 'trac4317'

parents 3a3cc676 279a86be
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Showing with 127 additions and 15 deletions
src/bin/dhcp4/dhcp4_srv.cc
View file @ 5f14fca1
......@@ -269,7 +269,6 @@ Dhcpv4Exchange::setHostIdentifiers() {
std::vector<uint8_t>(vec.begin() + 5,
vec.end()));
}
/// @todo Add support for other client identifiers (see #4317).
}
}
break;
......@@ -289,6 +288,15 @@ Dhcpv4Exchange::setHostIdentifiers() {
}
break;
case Host::IDENT_CLIENT_ID:
if (context_->clientid_) {
const std::vector<uint8_t>& vec = context_->clientid_->getDuid();
if (!vec.empty()) {
context_->addHostIdentifier(id_type, vec);
}
}
break;
default:
;
}
......
src/bin/dhcp4/tests/config_parser_unittest.cc
View file @ 5f14fca1
......@@ -3457,6 +3457,11 @@ TEST_F(Dhcp4ParserTest, reservations) {
" \"circuit-id\": \"060504030201\","
" \"ip-address\": \"192.0.4.102\","
" \"hostname\": \"\""
" },"
" {"
" \"client-id\": \"05:01:02:03:04:05:06\","
" \"ip-address\": \"192.0.4.103\","
" \"hostname\": \"\""
" }"
" ]"
" } ],"
......@@ -3542,6 +3547,7 @@ TEST_F(Dhcp4ParserTest, reservations) {
EXPECT_FALSE(hosts_cfg->get4(234, Host::IDENT_CIRCUIT_ID,
&circuit_id[0], circuit_id.size()));
// Repeat the test for the DUID based reservation in this subnet.
duid.reset(new DUID(std::vector<uint8_t>(duid_vec.rbegin(),
duid_vec.rend())));
......@@ -3559,6 +3565,18 @@ TEST_F(Dhcp4ParserTest, reservations) {
opt_ttl = retrieveOption<OptionUint8Ptr>(*host, DHO_DEFAULT_IP_TTL);
ASSERT_TRUE(opt_ttl);
EXPECT_EQ(95, static_cast<int>(opt_ttl->getValue()));
// Check that we can find reservation using client identifier.
ClientIdPtr client_id = ClientId::fromText("05:01:02:03:04:05:06");
host = hosts_cfg->get4(542, Host::IDENT_CLIENT_ID, &client_id->getDuid()[0],
client_id->getDuid().size());
ASSERT_TRUE(host);
EXPECT_EQ("192.0.4.103", host->getIPv4Reservation().toText());
// But this reservation should not be returned for other subnet.
host = hosts_cfg->get4(234, Host::IDENT_CLIENT_ID, &client_id->getDuid()[0],
client_id->getDuid().size());
EXPECT_FALSE(host);
}
// This test checks that it is possible to configure option data for a
......
src/bin/dhcp4/tests/dora_unittest.cc
View file @ 5f14fca1
......@@ -147,6 +147,10 @@ const char* DORA_CONFIGS[] = {
" {"
" \"circuit-id\": \"'charter950'\","
" \"ip-address\": \"10.0.0.9\""
" },"
" {"
" \"client-id\": \"01:11:22:33:44:55:66\","
" \"ip-address\": \"10.0.0.1\""
" }"
" ]"
"} ]"
......@@ -173,7 +177,8 @@ const char* DORA_CONFIGS[] = {
"{ \"interfaces-config\": {"
" \"interfaces\": [ \"*\" ]"
"},"
"\"host-reservation-identifiers\": [ \"circuit-id\", \"hw-address\", \"duid\" ],"
"\"host-reservation-identifiers\": [ \"circuit-id\", \"hw-address\","
" \"duid\", \"client-id\" ],"
"\"valid-lifetime\": 600,"
"\"subnet4\": [ { "
" \"subnet\": \"10.0.0.0/24\", "
......@@ -190,6 +195,10 @@ const char* DORA_CONFIGS[] = {
" {"
" \"circuit-id\": \"'charter950'\","
" \"ip-address\": \"10.0.0.9\""
" },"
" {"
" \"client-id\": \"01:11:22:33:44:55:66\","
" \"ip-address\": \"10.0.0.1\""
" }"
" ]"
"} ]"
......@@ -199,7 +208,8 @@ const char* DORA_CONFIGS[] = {
"{ \"interfaces-config\": {"
" \"interfaces\": [ \"*\" ]"
"},"
"\"host-reservation-identifiers\": [ \"duid\", \"circuit-id\", \"hw-address\" ],"
"\"host-reservation-identifiers\": [ \"duid\", \"client-id\","
" \"circuit-id\", \"hw-address\" ],"
"\"valid-lifetime\": 600,"
"\"subnet4\": [ { "
" \"subnet\": \"10.0.0.0/24\", "
......@@ -216,6 +226,10 @@ const char* DORA_CONFIGS[] = {
" {"
" \"circuit-id\": \"'charter950'\","
" \"ip-address\": \"10.0.0.9\""
" },"
" {"
" \"client-id\": \"01:11:22:33:44:55:66\","
" \"ip-address\": \"10.0.0.1\""
" }"
" ]"
"} ]"
......@@ -852,7 +866,7 @@ TEST_F(DORATest, hostIdentifiersOrder) {
// Reconfigure the server to change the preference order of the
// host identifiers. The 'circuit-id' should now take precedence over
// the hw-address and duid.
// the hw-address, duid and client-id.
configure(DORA_CONFIGS[4], *client.getServer());
ASSERT_NO_THROW(client.doDORA(boost::shared_ptr<
IOAddress>(new IOAddress("0.0.0.0"))));
......@@ -866,7 +880,7 @@ TEST_F(DORATest, hostIdentifiersOrder) {
// Reconfigure the server to change the preference order of the
// host identifiers. The 'duid' should now take precedence over
// the hw-address and circuit-id
// the client-id, hw-address and circuit-id
configure(DORA_CONFIGS[5], *client.getServer());
ASSERT_NO_THROW(client.doDORA(boost::shared_ptr<
IOAddress>(new IOAddress("0.0.0.0"))));
......@@ -877,6 +891,23 @@ TEST_F(DORATest, hostIdentifiersOrder) {
ASSERT_EQ(DHCPACK, static_cast<int>(resp->getType()));
// Make sure that the client has got the lease for the reserved address.
ASSERT_EQ("10.0.0.8", client.config_.lease_.addr_.toText());
// Replace the client identifier with the one for which address
// 10.0.0.1 is reserved. Because the DUID is a special type of
// client identifier, this change effectively removes the association
// of the client with the DUID for which address 10.0.0.8 is reserved.
// The next identifier type to be used by the server (after DUID) is
// client-id and thus the server should assign address 10.0.0.1.
client.includeClientId("01:11:22:33:44:55:66");
ASSERT_NO_THROW(client.doDORA(boost::shared_ptr<
IOAddress>(new IOAddress("0.0.0.0"))));
// Make sure that the server responded.
ASSERT_TRUE(client.getContext().response_);
resp = client.getContext().response_;
// Make sure that the server has responded with DHCPACK.
ASSERT_EQ(DHCPACK, static_cast<int>(resp->getType()));
// Make sure that the client has got the lease for the reserved address.
ASSERT_EQ("10.0.0.1", client.config_.lease_.addr_.toText());
}
// This test checks that setting the match-client-id value to false causes
......
src/lib/dhcpsrv/host.cc
View file @ 5f14fca1
......@@ -136,6 +136,9 @@ Host::getIdentifierType(const std::string& identifier_name) {
} else if (identifier_name == "circuit-id") {
return (IDENT_CIRCUIT_ID);
} else if (identifier_name == "client-id") {
return (IDENT_CLIENT_ID);
} else {
isc_throw(isc::BadValue, "invalid client identifier type '"
<< identifier_name << "'");
......@@ -176,6 +179,9 @@ Host::getIdentifierAsText(const IdentifierType& type, const uint8_t* value,
case IDENT_CIRCUIT_ID:
s << "circuit-id";
break;
case IDENT_CLIENT_ID:
s << "client-id";
break;
default:
// This should never happen actually, unless we add new identifier
// and forget to add a case for it above.
......@@ -198,6 +204,9 @@ Host::getIdentifierName(const IdentifierType& type) {
case Host::IDENT_CIRCUIT_ID:
return ("circuit-id");
case Host::IDENT_CLIENT_ID:
return ("client-id");
default:
;
}
......
src/lib/dhcpsrv/host.h
View file @ 5f14fca1
......@@ -175,17 +175,21 @@ public:
/// @brief Type of the host identifier.
///
/// Currently hardware address assigned to an interface and the
/// DHCPv6 client's DUID are supported.
/// Currently supported identifiers are:
/// - hardware address (DHCPv4 and DHCPv6) (identifier name: "hw-address"),
/// - DUID (DHCPv4 and DHCPv6) (identifier name: "duid"),
/// - circuit identifier (DHCPv4) (identifier name: "circuit-id"),
/// - client identifier (DHCPv4) (identifier name: "client-id")
enum IdentifierType {
IDENT_HWADDR,
IDENT_DUID,
IDENT_CIRCUIT_ID
IDENT_CIRCUIT_ID,
IDENT_CLIENT_ID
};
/// @brief Constant pointing to the last identifier of the
/// @ref IdentifierType enumeration.
static const IdentifierType LAST_IDENTIFIER_TYPE = IDENT_CIRCUIT_ID;
static const IdentifierType LAST_IDENTIFIER_TYPE = IDENT_CLIENT_ID;
/// @brief Constructor.
///
......@@ -240,7 +244,8 @@ public:
///
/// @param identifier Identifier in the textual format. The expected formats
/// for the hardware address and other identifiers are provided above.
/// @param identifier_name One of "hw-address", "duid", "circuit-id".
/// @param identifier_name One of the supported identifiers in the text form as
/// described for @ref IdentifierType.
/// @param ipv4_subnet_id Identifier of the IPv4 subnet to which the host
/// is connected.
/// @param ipv6_subnet_id Identifier of the IPv6 subnet to which the host
......@@ -282,7 +287,8 @@ public:
/// This method is called by the @c Host constructor.
///
/// @param identifier Reference to a new identifier in the textual format.
/// @param name One of "hw-address", "duid", "circuit-id".
/// @param name One of the supported identifiers in the text form as
/// described for @ref IdentifierType.
///
/// @throw BadValue if the identifier is invalid.
void setIdentifier(const std::string& identifier, const std::string& name);
......
src/lib/dhcpsrv/parsers/host_reservation_parser.cc
View file @ 5f14fca1
......@@ -41,6 +41,7 @@ getSupportedParams4(const bool identifiers_only = false) {
identifiers_set.insert("hw-address");
identifiers_set.insert("duid");
identifiers_set.insert("circuit-id");
identifiers_set.insert("client-id");
}
// Copy identifiers and add all other parameters.
if (params_set.empty()) {
......
src/lib/dhcpsrv/tests/host_reservation_parser_unittest.cc
View file @ 5f14fca1
......@@ -182,6 +182,9 @@ protected:
/// @brief Vector holding circuit id used by tests.
std::vector<uint8_t> circuit_id_;
/// @brief Vector holding client id used by tests.
std::vector<uint8_t> client_id_;
};
void
......@@ -199,6 +202,11 @@ HostReservationParserTest::SetUp() {
const std::string circuit_id_str = "howdy";
circuit_id_.assign(circuit_id_str.begin(), circuit_id_str.end());
client_id_.push_back(0x01); // Client identifier type.
// Often client id comprises HW address.
client_id_.insert(client_id_.end(), hwaddr_->hwaddr_.begin(),
hwaddr_->hwaddr_.end());
}
void
......@@ -252,6 +260,22 @@ TEST_F(HostReservationParserTest, dhcp4CircuitIdHexWithPrefix) {
circuit_id_);
}
// This test verifies that the parser can parse a reservation entry for
// which client-id is an identifier. The client-id is specified in
// hexadecimal format.
TEST_F(HostReservationParserTest, dhcp4ClientIdHex) {
testIdentifier4("client-id", "01010203040506", Host::IDENT_CLIENT_ID,
client_id_);
}
// This test verifies that the parser can parse a reservation entry for
// which client-id is an identifier. The client-id is specified in
// hexadecimal format with a '0x' prefix.
TEST_F(HostReservationParserTest, dhcp4ClientIdHexWithPrefix) {
testIdentifier4("client-id", "0x01010203040506", Host::IDENT_CLIENT_ID,
client_id_);
}
// This test verifies that the parser can parse the reservation entry
// when IPv4 address is specified, but hostname is not.
TEST_F(HostReservationParserTest, dhcp4NoHostname) {
......@@ -465,6 +489,17 @@ TEST_F(HostReservationParserTest, dhcp6CircuitId) {
testInvalidConfig<HostReservationParser6>(config);
}
// This test verifies that host reservation parser for DHCPv6 rejects
// "client-id" as a host identifier.
TEST_F(HostReservationParserTest, dhcp6ClientId) {
// Use DHCPv4 specific identifier 'client-id' with DHCPv6 parser.
std::string config = "{ \"client-id\": \"01010203040506\","
"\"ip-addresses\": [ \"2001:db8:1::100\", \"2001:db8:1::200\" ],"
"\"prefixes\": [ ],"
"\"hostname\": \"foo.example.com\" }";
testInvalidConfig<HostReservationParser6>(config);
}
// This test verfies that the parser can parse the IPv6 reservation entry
// which lacks hostname parameter.
TEST_F(HostReservationParserTest, dhcp6NoHostname) {
......@@ -818,7 +853,8 @@ public:
// Test that list of supported DHCPv4 identifiers list is correctly
// parsed.
TEST_F(HostReservationIdsParserTest, dhcp4Identifiers) {
std::string config = "[ \"circuit-id\", \"duid\", \"hw-address\" ]";
std::string config =
"[ \"circuit-id\", \"duid\", \"hw-address\", \"client-id\" ]";
ElementPtr config_element = Element::fromJSON(config);
......@@ -828,12 +864,13 @@ TEST_F(HostReservationIdsParserTest, dhcp4Identifiers) {
ConstCfgHostOperationsPtr cfg = CfgMgr::instance().getStagingCfg()->
getCfgHostOperations4();
const CfgHostOperations::IdentifierTypes& ids = cfg->getIdentifierTypes();
ASSERT_EQ(3, ids.size());
ASSERT_EQ(4, ids.size());
CfgHostOperations::IdentifierTypes::const_iterator id = ids.begin();
EXPECT_EQ(*id++, Host::IDENT_CIRCUIT_ID);
EXPECT_EQ(*id++, Host::IDENT_DUID);
EXPECT_EQ(*id++, Host::IDENT_HWADDR);
EXPECT_EQ(*id++, Host::IDENT_CLIENT_ID);
}
// Test that list of supported DHCPv6 identifiers list is correctly
......@@ -883,12 +920,13 @@ TEST_F(HostReservationIdsParserTest, dhcp4AutoIdentifiers) {
ConstCfgHostOperationsPtr cfg = CfgMgr::instance().getStagingCfg()->
getCfgHostOperations4();
const CfgHostOperations::IdentifierTypes& ids = cfg->getIdentifierTypes();
ASSERT_EQ(3, ids.size());
ASSERT_EQ(4, ids.size());
CfgHostOperations::IdentifierTypes::const_iterator id = ids.begin();
EXPECT_EQ(*id++, Host::IDENT_HWADDR);
EXPECT_EQ(*id++, Host::IDENT_DUID);
EXPECT_EQ(*id++, Host::IDENT_CIRCUIT_ID);
EXPECT_EQ(*id++, Host::IDENT_CLIENT_ID);
}
// This test verifies that use of "auto" together with an explicit
......
src/lib/dhcpsrv/tests/host_unittest.cc
View file @ 5f14fca1
......@@ -23,7 +23,7 @@ namespace {
/// @brief Holds a type of the last identifier in @c IdentifierType enum.
///
/// This value must be updated when new identifiers are added to the enum.
const Host::IdentifierType LAST_IDENTIFIER_TYPE = Host::IDENT_CIRCUIT_ID;
const Host::IdentifierType LAST_IDENTIFIER_TYPE = Host::IDENT_CLIENT_ID;
// This test verifies that it is possible to create IPv6 address
// reservation.
......@@ -180,6 +180,7 @@ TEST_F(HostTest, getIdentifier) {
EXPECT_EQ(Host::IDENT_HWADDR, Host::getIdentifierType("hw-address"));
EXPECT_EQ(Host::IDENT_DUID, Host::getIdentifierType("duid"));
EXPECT_EQ(Host::IDENT_CIRCUIT_ID, Host::getIdentifierType("circuit-id"));
EXPECT_EQ(Host::IDENT_CLIENT_ID, Host::getIdentifierType("client-id"));
EXPECT_THROW(Host::getIdentifierType("unuspported"), isc::BadValue);
}
......
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