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Diffstat (limited to 'src/bin/dhcp6/tests/fqdn_unittest.cc')
-rw-r--r--src/bin/dhcp6/tests/fqdn_unittest.cc128
1 files changed, 96 insertions, 32 deletions
diff --git a/src/bin/dhcp6/tests/fqdn_unittest.cc b/src/bin/dhcp6/tests/fqdn_unittest.cc
index dfc977ba70..8634e79005 100644
--- a/src/bin/dhcp6/tests/fqdn_unittest.cc
+++ b/src/bin/dhcp6/tests/fqdn_unittest.cc
@@ -617,6 +617,9 @@ public:
/// @param exp_cr_mode expected value of NCR::conflict_resolution_mode_
/// @param ddns_ttl_percent expected value of ddns_ttl_percent used for
/// the NCR
+ /// @param exp_ddns_ttl expected configured value for ddns-ttl
+ /// @param exp_ddns_ttl_min expected configured value for ddns-ttl-min
+ /// @param exp_ddns_ttl_max expected configured value for ddns-ttl-max
void verifyNameChangeRequest(const isc::dhcp_ddns::NameChangeType type,
const bool reverse, const bool forward,
const std::string& addr,
@@ -626,7 +629,10 @@ public:
const std::string& fqdn = "",
const ConflictResolutionMode exp_cr_mode = CHECK_WITH_DHCID,
util::Optional<double> exp_ddns_ttl_percent
- = util::Optional<double>()) {
+ = util::Optional<double>(),
+ Optional<uint32_t> exp_ddns_ttl = Optional<uint32_t>(),
+ Optional<uint32_t> exp_ddns_ttl_min = Optional<uint32_t>(),
+ Optional<uint32_t> exp_ddns_ttl_max = Optional<uint32_t>()) {
NameChangeRequestPtr ncr;
ASSERT_NO_THROW(ncr = d2_mgr_.peekAt(0));
ASSERT_TRUE(ncr);
@@ -639,7 +645,8 @@ public:
EXPECT_EQ(dhcid, ncr->getDhcid().toStr());
}
- uint32_t ttl = calculateDdnsTtl(valid_lft, exp_ddns_ttl_percent);
+ uint32_t ttl = calculateDdnsTtl(valid_lft, exp_ddns_ttl_percent, exp_ddns_ttl,
+ exp_ddns_ttl_min, exp_ddns_ttl_max);
if (expires != 0) {
EXPECT_EQ(expires + ttl, ncr->getLeaseExpiresOn());
}
@@ -688,6 +695,66 @@ public:
ASSERT_TRUE(pool);
}
+ /// @brief Verifies that DDNS TTL parameters are used when specified.
+ ///
+ /// @param valid_flt lease life time
+ /// @param ddns_ttl_percent expected configured value for ddns-ttl-percent
+ /// @param ddns_ttl expected configured value for ddns-ttl
+ /// @param ddns_ttl_min expected configured value for ddns-ttl-min
+ /// @param ddns_ttl_max expected configured value for ddns-ttl-max
+ void testDdnsTtlParameters(uint32_t valid_lft,
+ Optional<double> ddns_ttl_percent = Optional<double>(),
+ Optional<uint32_t> ddns_ttl = Optional<uint32_t>(),
+ Optional<uint32_t> ddns_ttl_min = Optional<uint32_t>(),
+ Optional<uint32_t> ddns_ttl_max = Optional<uint32_t>()) {
+
+ // Create Reply message with Client Id and Server id.
+ Pkt6Ptr answer = generateMessageWithIds(DHCPV6_REPLY);
+
+ // Create NameChangeRequest for the first allocated address.
+ AllocEngine::ClientContext6 ctx;
+ subnet_->setDdnsConflictResolutionMode("no-check-with-dhcid");
+ subnet_->setDdnsTtlPercent(ddns_ttl_percent);
+ subnet_->setDdnsTtl(ddns_ttl);
+ subnet_->setDdnsTtlMin(ddns_ttl_min);
+ subnet_->setDdnsTtlMax(ddns_ttl_max);
+
+ ctx.subnet_ = subnet_;
+ ctx.fwd_dns_update_ = ctx.rev_dns_update_ = true;
+
+ // Create an IA.
+ Option6IAPtr opt_ia = generateIA(D6O_IA_NA, 1234, 1500, 3000);
+ Option6IAAddrPtr opt_iaaddr(new Option6IAAddr(D6O_IAADDR,
+ IOAddress("2001:db8:1::1"),
+ valid_lft, valid_lft));
+ opt_ia->addOption(opt_iaaddr);
+ answer->addOption(opt_ia);
+ ctx.createIAContext();
+ ctx.currentIA().ia_rsp_ = opt_ia;
+
+ // Use domain name in upper case. It should be converted to lower-case
+ // before DHCID is calculated. So, we should get the same result as if
+ // we typed domain name in lower-case.
+ Option6ClientFqdnPtr fqdn = createClientFqdn(Option6ClientFqdn::FLAG_S,
+ "MYHOST.EXAMPLE.COM",
+ Option6ClientFqdn::FULL);
+ answer->addOption(fqdn);
+
+ ASSERT_NO_THROW(srv_->createNameChangeRequests(answer, ctx));
+ ASSERT_EQ(1, d2_mgr_.getQueueSize());
+
+ // Verify that NameChangeRequest is correct.
+ verifyNameChangeRequest(isc::dhcp_ddns::CHG_ADD, true, true,
+ "2001:db8:1::1",
+ "000201415AA33D1187D148275136FA30300478"
+ "FAAAA3EBD29826B5C907B2C9268A6F52",
+ 0, valid_lft, "", NO_CHECK_WITH_DHCID,
+ ddns_ttl_percent,
+ ddns_ttl,
+ ddns_ttl_min,
+ ddns_ttl_max);
+ }
+
/// Pointer to Dhcpv6Srv that is used in tests
boost::scoped_ptr<NakedDhcpv6Srv> srv_;
@@ -2161,39 +2228,36 @@ TEST_F(FqdnDhcpv6SrvTest, processRequestRenew) {
}
}
-// Verify that when specified ddns-ttl-percent is used to calculate
-// the lease length in an NCR.
-TEST_F(FqdnDhcpv6SrvTest, ddnsTtlPercent) {
- // Create Reply message with Client Id and Server id.
- Pkt6Ptr answer = generateMessageWithIds(DHCPV6_REPLY);
-
- // Create NameChangeRequest for the first allocated address.
- AllocEngine::ClientContext6 ctx;
- subnet_->setDdnsConflictResolutionMode("no-check-with-dhcid");
- subnet_->setDdnsTtlPercent(Optional<double>(0.10));
- ctx.subnet_ = subnet_;
- ctx.fwd_dns_update_ = ctx.rev_dns_update_ = true;
-
- // Create an IA.
- addIA(1234, IOAddress("2001:db8:1::1"), answer, ctx);
+// Verify the ddns-ttl-percent is used when specified.
+TEST_F(FqdnDhcpv6SrvTest, ddnsTtlPercentTest) {
+ testDdnsTtlParameters(2100, 0.5);
+}
- // Use domain name in upper case. It should be converted to lower-case
- // before DHCID is calculated. So, we should get the same result as if
- // we typed domain name in lower-case.
- Option6ClientFqdnPtr fqdn = createClientFqdn(Option6ClientFqdn::FLAG_S,
- "MYHOST.EXAMPLE.COM",
- Option6ClientFqdn::FULL);
- answer->addOption(fqdn);
+// Verify the ddns-ttl is used when specified.
+TEST_F(FqdnDhcpv6SrvTest, ddnsTtlTest) {
+ testDdnsTtlParameters(2100, // valid lft
+ Optional<double>(), // percent
+ 999, // ttl
+ Optional<uint32_t>(), // min
+ Optional<uint32_t>()); // max
+}
- ASSERT_NO_THROW(srv_->createNameChangeRequests(answer, ctx));
- ASSERT_EQ(1, d2_mgr_.getQueueSize());
+// Verify the ddns-ttl-min is used when specified.
+TEST_F(FqdnDhcpv6SrvTest, ddnsTtlMinTest) {
+ testDdnsTtlParameters(2100, // valid lft
+ Optional<double>(), // percent
+ Optional<uint32_t>(), // ttl
+ 800, // ttl-min
+ Optional<uint32_t>()); // ttl-max
+}
- // Verify that NameChangeRequest is correct.
- verifyNameChangeRequest(isc::dhcp_ddns::CHG_ADD, true, true,
- "2001:db8:1::1",
- "000201415AA33D1187D148275136FA30300478"
- "FAAAA3EBD29826B5C907B2C9268A6F52",
- 0, 500, "", NO_CHECK_WITH_DHCID, subnet_->getDdnsTtlPercent());
+// Verify the ddns-ttl-max is used when specified.
+TEST_F(FqdnDhcpv6SrvTest, ddnsTtlMaxTest) {
+ testDdnsTtlParameters(2100, // valid lft
+ Optional<double>(), // percent
+ Optional<uint32_t>(), // ttl
+ Optional<uint32_t>(), // ttl-min
+ 500); // ttl-max
}
} // end of anonymous namespace
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