d2_cfg_mgr_unittests.cc 46.2 KB
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// Copyright (C) 2013  Internet Systems Consortium, Inc. ("ISC")
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
// AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
// OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
// PERFORMANCE OF THIS SOFTWARE.

#include <config/module_spec.h>
#include <d2/d2_config.h>
#include <d2/d2_cfg_mgr.h>
#include <d_test_stubs.h>
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#include <test_data_files_config.h>
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#include <boost/foreach.hpp>
#include <gtest/gtest.h>

using namespace std;
using namespace isc;
using namespace isc::d2;

namespace {

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std::string specfile(const std::string& name) {
    return (std::string(D2_SRC_DIR) + "/" + name);
}

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/// @brief Test fixture class for testing D2CfgMgr class.
/// It maintains an member instance of D2CfgMgr and provides methods for
/// converting JSON strings to configuration element sets, checking parse
/// results, and accessing the configuration context.
class D2CfgMgrTest : public ConfigParseTest {
public:

    /// @brief Constructor
    D2CfgMgrTest():cfg_mgr_(new D2CfgMgr) {
    }

    /// @brief Destructor
    ~D2CfgMgrTest() {
    }

    /// @brief Configuration manager instance.
    D2CfgMgrPtr cfg_mgr_;
};

/// @brief Tests that the spec file is valid.
/// Verifies that the BIND10 DHCP-DDNS configuration specification file
//  is valid.
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TEST(D2SpecTest, basicSpec) {
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    ASSERT_NO_THROW(isc::config::
                    moduleSpecFromFile(specfile("dhcp-ddns.spec")));
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}

/// @brief Convenience function which compares the contents of the given
/// DnsServerInfo against the given set of values.
///
/// It is structured in such a way that each value is checked, and output
/// is generate for all that do not match.
///
/// @param server is a pointer to the server to check against.
/// @param hostname is the value to compare against server's hostname_.
/// @param ip_address is the string value to compare against server's
/// ip_address_.
/// @param port is the value to compare against server's port.
///
/// @return returns true if there is a match across the board, otherwise it
/// returns false.
bool checkServer(DnsServerInfoPtr server, const char* hostname,
                 const char *ip_address, uint32_t port)
{
    // Return value, assume its a match.
    bool result = true;

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    if (!server) {
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        EXPECT_TRUE(server);
        return false;
    }

    // Check hostname.
    if (server->getHostname() != hostname) {
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        EXPECT_EQ(hostname, server->getHostname());
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        result = false;
    }

    // Check IP address.
    if (server->getIpAddress().toText() != ip_address) {
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        EXPECT_EQ(ip_address, server->getIpAddress().toText());
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        result = false;
    }

    // Check port.
    if (server->getPort() !=  port) {
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        EXPECT_EQ (port, server->getPort());
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        result = false;
    }

    return (result);
}

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/// @brief Convenience function which compares the contents of the given
/// TSIGKeyInfo against the given set of values.
///
/// It is structured in such a way that each value is checked, and output
/// is generate for all that do not match.
///
/// @param key is a pointer to the key to check against.
/// @param name is the value to compare against key's name_.
/// @param algorithm is the string value to compare against key's algorithm.
/// @param secret is the value to compare against key's secret.
///
/// @return returns true if there is a match across the board, otherwise it
/// returns false.
bool checkKey(TSIGKeyInfoPtr key, const char* name,
                 const char *algorithm, const char* secret)
{
    // Return value, assume its a match.
    bool result = true;
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    if (!key) {
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        EXPECT_TRUE(key);
        return false;
    }

    // Check name.
    if (key->getName() != name) {
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        EXPECT_EQ(name, key->getName());
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        result = false;
    }

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    // Check algorithm.
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    if (key->getAlgorithm() != algorithm) {
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        EXPECT_EQ(algorithm, key->getAlgorithm());
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        result = false;
    }

    // Check secret.
    if (key->getSecret() !=  secret) {
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        EXPECT_EQ (secret, key->getSecret());
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        result = false;
    }

    return (result);
}

/// @brief Test fixture class for testing DnsServerInfo parsing.
class TSIGKeyInfoTest : public ConfigParseTest {
public:

    /// @brief Constructor
    TSIGKeyInfoTest() {
        reset();
    }

    /// @brief Destructor
    ~TSIGKeyInfoTest() {
    }

    /// @brief Wipe out the current storage and parser and replace
    /// them with new ones.
    void reset() {
        keys_.reset(new TSIGKeyInfoMap());
        parser_.reset(new TSIGKeyInfoParser("test", keys_));
    }

    /// @brief Storage for "committing" keys.
    TSIGKeyInfoMapPtr keys_;

    /// @brief Pointer to the current parser instance.
    isc::dhcp::ParserPtr parser_;
};

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/// @brief Test fixture class for testing DnsServerInfo parsing.
class DnsServerInfoTest : public ConfigParseTest {
public:

    /// @brief Constructor
    DnsServerInfoTest() {
        reset();
    }

    /// @brief Destructor
    ~DnsServerInfoTest() {
    }

    /// @brief Wipe out the current storage and parser and replace
    /// them with new ones.
    void reset() {
        servers_.reset(new DnsServerInfoStorage());
        parser_.reset(new DnsServerInfoParser("test", servers_));
    }

    /// @brief Storage for "committing" servers.
    DnsServerInfoStoragePtr servers_;

    /// @brief Pointer to the current parser instance.
    isc::dhcp::ParserPtr parser_;
};

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/// @brief Test fixture class for testing DDnsDomain parsing.
class DdnsDomainTest : public ConfigParseTest {
public:

    /// @brief Constructor
    DdnsDomainTest() {
        reset();
    }

    /// @brief Destructor
    ~DdnsDomainTest() {
    }

    /// @brief Wipe out the current storage and parser and replace
    /// them with new ones.
    void reset() {
        keys_.reset(new TSIGKeyInfoMap());
        domains_.reset(new DdnsDomainMap());
        parser_.reset(new DdnsDomainParser("test", domains_, keys_));
    }

    /// @brief Add TSIGKeyInfos to the key map
    ///
    /// @param name the name of the key
    /// @param algorithm the algorithm of the key
    /// @param secret the secret value of the key
    void addKey(const std::string& name, const std::string& algorithm,
                const std::string& secret) {
        TSIGKeyInfoPtr key_info(new TSIGKeyInfo(name, algorithm, secret));
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        (*keys_)[name]=key_info;
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    }

    /// @brief Storage for "committing" domains.
    DdnsDomainMapPtr domains_;

    /// @brief Storage for TSIGKeys
    TSIGKeyInfoMapPtr keys_;

    /// @brief Pointer to the current parser instance.
    isc::dhcp::ParserPtr parser_;
};

/// @brief Tests the enforcement of data validation when parsing TSIGKeyInfos.
/// It verifies that:
/// 1. Name cannot be blank.
/// 2. Algorithm cannot be blank.
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/// 3. Secret cannot be blank.
/// @TODO TSIG keys are not fully functional. Only basic validation is
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/// currently supported. This test will need to expand as they evolve.
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TEST_F(TSIGKeyInfoTest, invalidEntry) {
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    // Config with a blank name entry.
    std::string config = "{"
                         " \"name\": \"\" , "
                         " \"algorithm\": \"md5\" , "
                         " \"secret\": \"0123456789\" "
                         "}";
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    ASSERT_TRUE(fromJSON(config));
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    // Verify that build succeeds but commit fails on blank name.
    EXPECT_NO_THROW(parser_->build(config_set_));
    EXPECT_THROW(parser_->commit(), D2CfgError);

    // Config with a blank algorithm entry.
    config = "{"
                         " \"name\": \"d2_key_one\" , "
                         " \"algorithm\": \"\" , "
                         " \"secret\": \"0123456789\" "
                         "}";

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    ASSERT_TRUE(fromJSON(config));
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    // Verify that build succeeds but commit fails on blank algorithm.
    EXPECT_NO_THROW(parser_->build(config_set_));
    EXPECT_THROW(parser_->commit(), D2CfgError);

    // Config with a blank secret entry.
    config = "{"
                         " \"name\": \"d2_key_one\" , "
                         " \"algorithm\": \"md5\" , "
                         " \"secret\": \"\" "
                         "}";

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    ASSERT_TRUE(fromJSON(config));
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    // Verify that build succeeds but commit fails on blank secret.
    EXPECT_NO_THROW(parser_->build(config_set_));
    EXPECT_THROW(parser_->commit(), D2CfgError);
}

/// @brief Verifies that TSIGKeyInfo parsing creates a proper TSIGKeyInfo
/// when given a valid combination of entries.
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TEST_F(TSIGKeyInfoTest, validEntry) {
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    // Valid entries for TSIG key, all items are required.
    std::string config = "{"
                         " \"name\": \"d2_key_one\" , "
                         " \"algorithm\": \"md5\" , "
                         " \"secret\": \"0123456789\" "
                         "}";
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    ASSERT_TRUE(fromJSON(config));
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    // Verify that it builds and commits without throwing.
    ASSERT_NO_THROW(parser_->build(config_set_));
    ASSERT_NO_THROW(parser_->commit());

    // Verify the correct number of keys are present
    int count =  keys_->size();
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    EXPECT_EQ(1, count);
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    // Find the key and retrieve it.
    TSIGKeyInfoMap::iterator gotit = keys_->find("d2_key_one");
    ASSERT_TRUE(gotit != keys_->end());
    TSIGKeyInfoPtr& key = gotit->second;

    // Verify the key contents.
    EXPECT_TRUE(checkKey(key, "d2_key_one", "md5", "0123456789"));
}

/// @brief Verifies that attempting to parse an invalid list of TSIGKeyInfo
/// entries is detected.
TEST_F(TSIGKeyInfoTest, invalidTSIGKeyList) {
    // Construct a list of keys with an invalid key entry.
    std::string config = "["

                         " { \"name\": \"key1\" , "
                         "   \"algorithm\": \"algo1\" ,"
                         "   \"secret\": \"secret11\" "
                         " },"
                         " { \"name\": \"key2\" , "
                         "   \"algorithm\": \"\" ,"
                         "   \"secret\": \"secret12\" "
                         " },"
                         " { \"name\": \"key3\" , "
                         "   \"algorithm\": \"algo3\" ,"
                         "   \"secret\": \"secret13\" "
                         " }"
                         " ]";

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    ASSERT_TRUE(fromJSON(config));
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    // Create the list parser.
    isc::dhcp::ParserPtr parser;
    ASSERT_NO_THROW(parser.reset(new TSIGKeyInfoListParser("test", keys_)));

    // Verify that the list builds without errors.
    ASSERT_NO_THROW(parser->build(config_set_));

    // Verify that the list commit fails.
    EXPECT_THROW(parser->commit(), D2CfgError);
}

/// @brief Verifies that attempting to parse an invalid list of TSIGKeyInfo
/// entries is detected.
TEST_F(TSIGKeyInfoTest, duplicateTSIGKey) {
    // Construct a list of keys with an invalid key entry.
    std::string config = "["

                         " { \"name\": \"key1\" , "
                         "   \"algorithm\": \"algo1\" ,"
                         "   \"secret\": \"secret11\" "
                         " },"
                         " { \"name\": \"key2\" , "
                         "   \"algorithm\": \"algo2\" ,"
                         "   \"secret\": \"secret12\" "
                         " },"
                         " { \"name\": \"key1\" , "
                         "   \"algorithm\": \"algo3\" ,"
                         "   \"secret\": \"secret13\" "
                         " }"
                         " ]";

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    ASSERT_TRUE(fromJSON(config));
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    // Create the list parser.
    isc::dhcp::ParserPtr parser;
    ASSERT_NO_THROW(parser.reset(new TSIGKeyInfoListParser("test", keys_)));

    // Verify that the list builds without errors.
    ASSERT_NO_THROW(parser->build(config_set_));

    // Verify that the list commit fails.
    EXPECT_THROW(parser->commit(), D2CfgError);
}

/// @brief Verifies a valid list of TSIG Keys parses correctly.
TEST_F(TSIGKeyInfoTest, validTSIGKeyList) {
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    // Construct a valid list of keys.
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    std::string config = "["

                         " { \"name\": \"key1\" , "
                         "   \"algorithm\": \"algo1\" ,"
                         "   \"secret\": \"secret1\" "
                         " },"
                         " { \"name\": \"key2\" , "
                         "   \"algorithm\": \"algo2\" ,"
                         "   \"secret\": \"secret2\" "
                         " },"
                         " { \"name\": \"key3\" , "
                         "   \"algorithm\": \"algo3\" ,"
                         "   \"secret\": \"secret3\" "
                         " }"
                         " ]";

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    ASSERT_TRUE(fromJSON(config));
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    // Verify that the list builds and commits without errors.
    // Create the list parser.
    isc::dhcp::ParserPtr parser;
    ASSERT_NO_THROW(parser.reset(new TSIGKeyInfoListParser("test", keys_)));
    ASSERT_NO_THROW(parser->build(config_set_));
    ASSERT_NO_THROW(parser->commit());

    // Verify the correct number of keys are present
    int count =  keys_->size();
    ASSERT_EQ(count, 3);

    // Find the 1st key and retrieve it.
    TSIGKeyInfoMap::iterator gotit = keys_->find("key1");
    ASSERT_TRUE(gotit != keys_->end());
    TSIGKeyInfoPtr& key = gotit->second;

    // Verify the key contents.
    EXPECT_TRUE(checkKey(key, "key1", "algo1", "secret1"));

    // Find the 2nd key and retrieve it.
    gotit = keys_->find("key2");
    ASSERT_TRUE(gotit != keys_->end());
    key = gotit->second;

    // Verify the key contents.
    EXPECT_TRUE(checkKey(key, "key2", "algo2", "secret2"));

    // Find the 3rd key and retrieve it.
    gotit = keys_->find("key3");
    ASSERT_TRUE(gotit != keys_->end());
    key = gotit->second;

    // Verify the key contents.
    EXPECT_TRUE(checkKey(key, "key3", "algo3", "secret3"));
}

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/// @brief Tests the enforcement of data validation when parsing DnsServerInfos.
/// It verifies that:
/// 1. Specifying both a hostname and an ip address is not allowed.
/// 2. Specifying both blank a hostname and blank ip address is not allowed.
/// 3. Specifying a negative port number is not allowed.
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TEST_F(DnsServerInfoTest, invalidEntry) {
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    // Create a config in which both host and ip address are supplied.
    // Verify that it builds without throwing but commit fails.
    std::string config = "{ \"hostname\": \"pegasus.tmark\", "
                         "  \"ip_address\": \"127.0.0.1\" } ";
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    ASSERT_TRUE(fromJSON(config));
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    EXPECT_NO_THROW(parser_->build(config_set_));
    EXPECT_THROW(parser_->commit(), D2CfgError);

    // Neither host nor ip address supplied
    // Verify that it builds without throwing but commit fails.
    config = "{ \"hostname\": \"\", "
             "  \"ip_address\": \"\" } ";
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    ASSERT_TRUE(fromJSON(config));
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    EXPECT_NO_THROW(parser_->build(config_set_));
    EXPECT_THROW(parser_->commit(), D2CfgError);

    // Create a config with a negative port number.
    // Verify that build fails.
    config = "{ \"ip_address\": \"192.168.5.6\" ,"
             "  \"port\": -100 }";
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    ASSERT_TRUE(fromJSON(config));
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    EXPECT_THROW (parser_->build(config_set_), isc::BadValue);
}

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/// @brief Verifies that DnsServerInfo parsing creates a proper DnsServerInfo
/// when given a valid combination of entries.
/// It verifies that:
/// 1. A DnsServerInfo entry is correctly made, when given only a hostname.
/// 2. A DnsServerInfo entry is correctly made, when given ip address and port.
/// 3. A DnsServerInfo entry is correctly made, when given only an ip address.
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TEST_F(DnsServerInfoTest, validEntry) {
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    // Valid entries for dynamic host
    std::string config = "{ \"hostname\": \"pegasus.tmark\" }";
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    ASSERT_TRUE(fromJSON(config));
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    // Verify that it builds and commits without throwing.
    ASSERT_NO_THROW(parser_->build(config_set_));
    ASSERT_NO_THROW(parser_->commit());

    // Verify the correct number of servers are present
    int count =  servers_->size();
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    EXPECT_EQ(1, count);
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    // Verify the server exists and has the correct values.
    DnsServerInfoPtr server = (*servers_)[0];
    EXPECT_TRUE(checkServer(server, "pegasus.tmark",
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                            DnsServerInfo::EMPTY_IP_STR,
                            DnsServerInfo::STANDARD_DNS_PORT));
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    // Start over for a new test.
    reset();

    // Valid entries for static ip
    config = " { \"ip_address\": \"127.0.0.1\" , "
             "  \"port\": 100 }";
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    ASSERT_TRUE(fromJSON(config));
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    // Verify that it builds and commits without throwing.
    ASSERT_NO_THROW(parser_->build(config_set_));
    ASSERT_NO_THROW(parser_->commit());

    // Verify the correct number of servers are present
    count =  servers_->size();
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    EXPECT_EQ(1, count);
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    // Verify the server exists and has the correct values.
    server = (*servers_)[0];
    EXPECT_TRUE(checkServer(server, "", "127.0.0.1", 100));

    // Start over for a new test.
    reset();

    // Valid entries for static ip, no port
    config = " { \"ip_address\": \"192.168.2.5\" }";
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    ASSERT_TRUE(fromJSON(config));
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    // Verify that it builds and commits without throwing.
    ASSERT_NO_THROW(parser_->build(config_set_));
    ASSERT_NO_THROW(parser_->commit());

    // Verify the correct number of servers are present
    count =  servers_->size();
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    EXPECT_EQ(1, count);
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    // Verify the server exists and has the correct values.
    server = (*servers_)[0];
    EXPECT_TRUE(checkServer(server, "", "192.168.2.5",
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                            DnsServerInfo::STANDARD_DNS_PORT));
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}

/// @brief Verifies that attempting to parse an invalid list of DnsServerInfo
/// entries is detected.
TEST_F(ConfigParseTest, invalidServerList) {
    // Construct a list of servers with an invalid server entry.
    std::string config = "[ { \"hostname\": \"one.tmark\" }, "
                        "{ \"hostname\": \"\" }, "
                        "{ \"hostname\": \"three.tmark\" } ]";
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    ASSERT_TRUE(fromJSON(config));
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    // Create the server storage and list parser.
    DnsServerInfoStoragePtr servers(new DnsServerInfoStorage());
    isc::dhcp::ParserPtr parser;
    ASSERT_NO_THROW(parser.reset(new DnsServerInfoListParser("test", servers)));

    // Verify that the list builds without errors.
    ASSERT_NO_THROW(parser->build(config_set_));

    // Verify that the list commit fails.
    EXPECT_THROW(parser->commit(), D2CfgError);
}

/// @brief Verifies that a list of DnsServerInfo entries parses correctly given
/// a valid configuration.
TEST_F(ConfigParseTest, validServerList) {
    // Create a valid list of servers.
    std::string config = "[ { \"hostname\": \"one.tmark\" }, "
                        "{ \"hostname\": \"two.tmark\" }, "
                        "{ \"hostname\": \"three.tmark\" } ]";
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    ASSERT_TRUE(fromJSON(config));
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    // Create the server storage and list parser.
    DnsServerInfoStoragePtr servers(new DnsServerInfoStorage());
    isc::dhcp::ParserPtr parser;
    ASSERT_NO_THROW(parser.reset(new DnsServerInfoListParser("test", servers)));

    // Verfiy that the list builds and commits without error.
    ASSERT_NO_THROW(parser->build(config_set_));
    ASSERT_NO_THROW(parser->commit());

    // Verify that the server storage contains the correct number of servers.
    int count =  servers->size();
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    EXPECT_EQ(3, count);
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    // Verify the first server exists and has the correct values.
    DnsServerInfoPtr server = (*servers)[0];
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    EXPECT_TRUE(checkServer(server, "one.tmark", DnsServerInfo::EMPTY_IP_STR,
                            DnsServerInfo::STANDARD_DNS_PORT));
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    // Verify the second server exists and has the correct values.
    server = (*servers)[1];
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    EXPECT_TRUE(checkServer(server, "two.tmark", DnsServerInfo::EMPTY_IP_STR,
                            DnsServerInfo::STANDARD_DNS_PORT));
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    // Verify the third server exists and has the correct values.
    server = (*servers)[2];
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    EXPECT_TRUE(checkServer(server, "three.tmark", DnsServerInfo::EMPTY_IP_STR,
                            DnsServerInfo::STANDARD_DNS_PORT));
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}

/// @brief Tests the enforcement of data validation when parsing DdnsDomains.
/// It verifies that:
/// 1. Domain storage cannot be null when constructing a DdnsDomainParser.
/// 2. The name entry is not optional.
/// 3. The server list man not be empty.
/// 4. That a mal-formed server entry is detected.
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/// 5. That an undefined key name is detected.
TEST_F(DdnsDomainTest, invalidDdnsDomainEntry) {
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    // Verify that attempting to construct the parser with null storage fails.
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    DdnsDomainMapPtr domains;
    ASSERT_THROW(isc::dhcp::ParserPtr(
                 new DdnsDomainParser("test", domains, keys_)), D2CfgError);
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    // Create a domain configuration without a name
    std::string config = "{  \"key_name\": \"d2_key.tmark.org\" , "
                         "  \"dns_servers\" : [ "
                         "  {  \"ip_address\": \"127.0.0.1\" , "
                         "    \"port\": 100 },"
                         "  { \"ip_address\": \"127.0.0.2\" , "
                         "    \"port\": 200 },"
                         "  {  \"ip_address\": \"127.0.0.3\" , "
                         "    \"port\": 300 } ] } ";
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    ASSERT_TRUE(fromJSON(config));
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    // Verify that the domain configuration builds but commit fails.
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    ASSERT_NO_THROW(parser_->build(config_set_));
    ASSERT_THROW(parser_->commit(), isc::dhcp::DhcpConfigError);
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    // Create a domain configuration with an empty server list.
    config = "{ \"name\": \"tmark.org\" , "
             "  \"key_name\": \"d2_key.tmark.org\" , "
             "  \"dns_servers\" : [ "
             "   ] } ";
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    ASSERT_TRUE(fromJSON(config));
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    // Verify that the domain configuration build fails.
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    ASSERT_THROW(parser_->build(config_set_), D2CfgError);
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    // Create a domain configuration with a mal-formed server entry.
    config = "{ \"name\": \"tmark.org\" , "
             "  \"key_name\": \"d2_key.tmark.org\" , "
             "  \"dns_servers\" : [ "
             "  {  \"ip_address\": \"127.0.0.3\" , "
             "    \"port\": -1 } ] } ";
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    ASSERT_TRUE(fromJSON(config));
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    // Verify that the domain configuration build fails.
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    ASSERT_THROW(parser_->build(config_set_), isc::BadValue);
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    // Create a domain configuration without an defined key name
    config = "{ \"name\": \"tmark.org\" , "
             "  \"key_name\": \"d2_key.tmark.org\" , "
             "  \"dns_servers\" : [ "
             "  {  \"ip_address\": \"127.0.0.3\" , "
             "    \"port\": 300 } ] } ";
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    ASSERT_TRUE(fromJSON(config));
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    // Verify that the domain configuration build succeeds but commit fails.
    ASSERT_NO_THROW(parser_->build(config_set_));
    ASSERT_THROW(parser_->commit(), D2CfgError);
}
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/// @brief Verifies the basics of parsing DdnsDomains.
/// It verifies that:
/// 1. Valid construction of DdnsDomainParser functions.
/// 2. Given a valid, configuration entry, DdnsDomainParser parses
/// correctly.
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/// (It indirectly verifies the operation of DdnsDomainMap).
TEST_F(DdnsDomainTest, ddnsDomainParsing) {
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    // Create a valid domain configuration entry containing three valid
    // servers.
    std::string config =
                        "{ \"name\": \"tmark.org\" , "
                        "  \"key_name\": \"d2_key.tmark.org\" , "
                        "  \"dns_servers\" : [ "
                        "  {  \"ip_address\": \"127.0.0.1\" , "
                        "    \"port\": 100 },"
                        "  { \"ip_address\": \"127.0.0.2\" , "
                        "    \"port\": 200 },"
                        "  {  \"ip_address\": \"127.0.0.3\" , "
                        "    \"port\": 300 } ] } ";
683
    ASSERT_TRUE(fromJSON(config));
684

685 686
    // Add a TSIG key to the test key map, so key validation will pass.
    addKey("d2_key.tmark.org", "md5", "0123456789");
687 688

    // Verify that the domain configuration builds and commits without error.
689 690
    ASSERT_NO_THROW(parser_->build(config_set_));
    ASSERT_NO_THROW(parser_->commit());
691 692

    // Verify that the domain storage contains the correct number of domains.
693
    int count =  domains_->size();
694
    EXPECT_EQ(1, count);
695 696 697

    // Verify that the expected domain exists and can be retrieved from
    // the storage.
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    DdnsDomainMap::iterator gotit = domains_->find("tmark.org");
    ASSERT_TRUE(gotit != domains_->end());
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    DdnsDomainPtr& domain = gotit->second;

    // Verify the name and key_name values.
703 704
    EXPECT_EQ("tmark.org", domain->getName());
    EXPECT_EQ("d2_key.tmark.org", domain->getKeyName());
705 706 707 708 709 710

    // Verify that the server list exists and contains the correct number of
    // servers.
    const DnsServerInfoStoragePtr& servers = domain->getServers();
    EXPECT_TRUE(servers);
    count =  servers->size();
711
    EXPECT_EQ(3, count);
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    // Fetch each server and verify its contents.
    DnsServerInfoPtr server = (*servers)[0];
    EXPECT_TRUE(server);

    EXPECT_TRUE(checkServer(server, "", "127.0.0.1", 100));

    server = (*servers)[1];
    EXPECT_TRUE(server);

    EXPECT_TRUE(checkServer(server, "", "127.0.0.2", 200));

    server = (*servers)[2];
    EXPECT_TRUE(server);

    EXPECT_TRUE(checkServer(server, "", "127.0.0.3", 300));
}

/// @brief Tests the fundamentals of parsing DdnsDomain lists.
/// This test verifies that given a valid domain list configuration
/// it will accurately parse and populate each domain in the list.
733
TEST_F(DdnsDomainTest, DdnsDomainListParsing) {
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    // Create a valid domain list configuration, with two domains
    // that have three servers each.
    std::string config =
                        "[ "
                        "{ \"name\": \"tmark.org\" , "
                        "  \"key_name\": \"d2_key.tmark.org\" , "
                        "  \"dns_servers\" : [ "
                        "  { \"ip_address\": \"127.0.0.1\" , "
                        "    \"port\": 100 },"
                        "  { \"ip_address\": \"127.0.0.2\" , "
                        "    \"port\": 200 },"
                        "  { \"ip_address\": \"127.0.0.3\" , "
                        "    \"port\": 300 } ] } "
                        ", "
                        "{ \"name\": \"billcat.net\" , "
                        "  \"key_name\": \"d2_key.billcat.net\" , "
                        "  \"dns_servers\" : [ "
                        "  { \"ip_address\": \"127.0.0.4\" , "
                        "    \"port\": 400 },"
                        "  { \"ip_address\": \"127.0.0.5\" , "
                        "    \"port\": 500 },"
                        "  { \"ip_address\": \"127.0.0.6\" , "
                        "    \"port\": 600 } ] } "
                        "] ";

759
    ASSERT_TRUE(fromJSON(config));
760

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    // Add keys to key map so key validation passes.
    addKey("d2_key.tmark.org", "algo1", "secret1");
    addKey("d2_key.billcat.net", "algo2", "secret2");

    // Create the list parser
766
    isc::dhcp::ParserPtr list_parser;
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    ASSERT_NO_THROW(list_parser.reset(
                    new DdnsDomainListParser("test", domains_, keys_)));
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    // Verify that the domain configuration builds and commits without error.
771 772
    ASSERT_NO_THROW(list_parser->build(config_set_));
    ASSERT_NO_THROW(list_parser->commit());
773 774

    // Verify that the domain storage contains the correct number of domains.
775
    int count =  domains_->size();
776
    EXPECT_EQ(2, count);
777 778

    // Verify that the first domain exists and can be retrieved.
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    DdnsDomainMap::iterator gotit = domains_->find("tmark.org");
    ASSERT_TRUE(gotit != domains_->end());
781 782 783
    DdnsDomainPtr& domain = gotit->second;

    // Verify the name and key_name values of the first domain.
784 785
    EXPECT_EQ("tmark.org", domain->getName());
    EXPECT_EQ("d2_key.tmark.org", domain->getKeyName());
786 787 788 789 790

    // Verify the each of the first domain's servers
    DnsServerInfoStoragePtr servers = domain->getServers();
    EXPECT_TRUE(servers);
    count =  servers->size();
791
    EXPECT_EQ(3, count);
792 793 794 795 796 797 798 799 800 801 802 803 804 805

    DnsServerInfoPtr server = (*servers)[0];
    EXPECT_TRUE(server);
    EXPECT_TRUE(checkServer(server, "", "127.0.0.1", 100));

    server = (*servers)[1];
    EXPECT_TRUE(server);
    EXPECT_TRUE(checkServer(server, "", "127.0.0.2", 200));

    server = (*servers)[2];
    EXPECT_TRUE(server);
    EXPECT_TRUE(checkServer(server, "", "127.0.0.3", 300));

    // Verify second domain
806 807
    gotit = domains_->find("billcat.net");
    ASSERT_TRUE(gotit != domains_->end());
808 809 810
    domain = gotit->second;

    // Verify the name and key_name values of the second domain.
811 812
    EXPECT_EQ("billcat.net", domain->getName());
    EXPECT_EQ("d2_key.billcat.net", domain->getKeyName());
813 814 815 816 817

    // Verify the each of second domain's servers
    servers = domain->getServers();
    EXPECT_TRUE(servers);
    count =  servers->size();
818
    EXPECT_EQ(3, count);
819 820 821 822 823 824 825 826 827 828 829 830 831 832 833

    server = (*servers)[0];
    EXPECT_TRUE(server);
    EXPECT_TRUE(checkServer(server, "", "127.0.0.4", 400));

    server = (*servers)[1];
    EXPECT_TRUE(server);
    EXPECT_TRUE(checkServer(server, "", "127.0.0.5", 500));

    server = (*servers)[2];
    EXPECT_TRUE(server);
    EXPECT_TRUE(checkServer(server, "", "127.0.0.6", 600));
}

/// @brief Tests that a domain list configuration cannot contain duplicates.
834
TEST_F(DdnsDomainTest, duplicateDomain) {
835 836 837 838 839 840 841 842 843 844 845 846 847 848
    // Create a domain list configuration that contains two domains with
    // the same name.
    std::string config =
                        "[ "
                        "{ \"name\": \"tmark.org\" , "
                        "  \"dns_servers\" : [ "
                        "  { \"ip_address\": \"127.0.0.3\" , "
                        "    \"port\": 300 } ] } "
                        ", "
                        "{ \"name\": \"tmark.org\" , "
                        "  \"dns_servers\" : [ "
                        "  { \"ip_address\": \"127.0.0.3\" , "
                        "    \"port\": 300 } ] } "
                        "] ";
849
    ASSERT_TRUE(fromJSON(config));
850

851
    // Create the list parser
852
    isc::dhcp::ParserPtr list_parser;
853 854
    ASSERT_NO_THROW(list_parser.reset(
                    new DdnsDomainListParser("test", domains_, keys_)));
855 856

    // Verify that the parse build succeeds but the commit fails.
857 858
    ASSERT_NO_THROW(list_parser->build(config_set_));
    ASSERT_THROW(list_parser->commit(), D2CfgError);
859 860 861 862 863 864 865 866
}

/// @brief Tests construction of D2CfgMgr
/// This test verifies that a D2CfgMgr constructs properly.
TEST(D2CfgMgr, construction) {
    D2CfgMgr *cfg_mgr = NULL;

    // Verify that configuration manager constructions without error.
867
    ASSERT_NO_THROW(cfg_mgr = new D2CfgMgr());
868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887

    // Verify that the context can be retrieved and is not null.
    D2CfgContextPtr context;
    ASSERT_NO_THROW(context = cfg_mgr->getD2CfgContext());
    EXPECT_TRUE(context);

    // Verify that the forward manager can be retrieved and is not null.
    EXPECT_TRUE(context->getForwardMgr());

    // Verify that the reverse manager can be retrieved and is not null.
    EXPECT_TRUE(context->getReverseMgr());

    // Verify that the manager can be destructed without error.
    EXPECT_NO_THROW(delete cfg_mgr);
}

/// @brief Tests the parsing of a complete, valid DHCP-DDNS configuration.
/// This tests passes the configuration into an instance of D2CfgMgr just
/// as it would be done by d2_process in response to a configuration update
/// event.
888
TEST_F(D2CfgMgrTest, fullConfig) {
889 890 891 892 893 894 895
    // Create a configuration with all of application level parameters, plus
    // both the forward and reverse ddns managers.  Both managers have two
    // domains with three servers per domain.
    std::string config = "{ "
                        "\"interface\" : \"eth1\" , "
                        "\"ip_address\" : \"192.168.1.33\" , "
                        "\"port\" : 88 , "
896 897 898 899 900 901 902 903 904 905 906 907
                        "\"tsig_keys\": ["
                        "{"
                        "  \"name\": \"d2_key.tmark.org\" , "
                        "  \"algorithm\": \"md5\" , "
                        "  \"secret\": \"ssh-dont-tell\"  "
                        "},"
                        "{"
                        "  \"name\": \"d2_key.billcat.net\" , "
                        "  \"algorithm\": \"md5\" , "
                        "  \"secret\": \"ollie-ollie-in-free\"  "
                        "}"
                        "],"
908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943
                        "\"forward_ddns\" : {"
                        "\"ddns_domains\": [ "
                        "{ \"name\": \"tmark.org\" , "
                        "  \"key_name\": \"d2_key.tmark.org\" , "
                        "  \"dns_servers\" : [ "
                        "  { \"hostname\": \"one.tmark\" } , "
                        "  { \"hostname\": \"two.tmark\" } , "
                        "  { \"hostname\": \"three.tmark\"} "
                        "  ] } "
                        ", "
                        "{ \"name\": \"billcat.net\" , "
                        "  \"key_name\": \"d2_key.billcat.net\" , "
                        "  \"dns_servers\" : [ "
                        "  { \"hostname\": \"four.billcat\" } , "
                        "  { \"hostname\": \"five.billcat\" } , "
                        "  { \"hostname\": \"six.billcat\" } "
                        "  ] } "
                        "] },"
                        "\"reverse_ddns\" : {"
                        "\"ddns_domains\": [ "
                        "{ \"name\": \" 0.168.192.in.addr.arpa.\" , "
                        "  \"key_name\": \"d2_key.tmark.org\" , "
                        "  \"dns_servers\" : [ "
                        "  { \"hostname\": \"one.rev\" } , "
                        "  { \"hostname\": \"two.rev\" } , "
                        "  { \"hostname\": \"three.rev\" } "
                        "  ] } "
                        ", "
                        "{ \"name\": \" 0.247.106.in.addr.arpa.\" , "
                        "  \"key_name\": \"d2_key.billcat.net\" , "
                        "  \"dns_servers\" : [ "
                        "  { \"hostname\": \"four.rev\" }, "
                        "  { \"hostname\": \"five.rev\" } , "
                        "  { \"hostname\": \"six.rev\" } "
                        "  ] } "
                        "] } }";
944
    ASSERT_TRUE(fromJSON(config));
945 946 947

    // Verify that we can parse the configuration.
    answer_ = cfg_mgr_->parseConfig(config_set_);
948
    ASSERT_TRUE(checkAnswer(0));
949 950 951 952 953 954 955 956

    // Verify that the D2 context can be retrieved and is not null.
    D2CfgContextPtr context;
    ASSERT_NO_THROW(context = cfg_mgr_->getD2CfgContext());

    // Verify that the application level scalars have the proper values.
    std::string interface;
    EXPECT_NO_THROW (context->getParam("interface", interface));
957
    EXPECT_EQ("eth1", interface);
958 959 960

    std::string ip_address;
    EXPECT_NO_THROW (context->getParam("ip_address", ip_address));
961
    EXPECT_EQ("192.168.1.33", ip_address);
962 963 964

    uint32_t port = 0;
    EXPECT_NO_THROW (context->getParam("port", port));
965
    EXPECT_EQ(88, port);
966 967 968 969 970 971

    // Verify that the forward manager can be retrieved.
    DdnsDomainListMgrPtr mgr = context->getForwardMgr();
    ASSERT_TRUE(mgr);

    // Verify that the forward manager has the correct number of domains.
972
    DdnsDomainMapPtr domains = mgr->getDomains();
973 974
    ASSERT_TRUE(domains);
    int count =  domains->size();
975
    EXPECT_EQ(2, count);
976 977 978 979 980

    // Verify that the server count in each of the forward manager domains.
    // NOTE that since prior tests have validated server parsing, we are are
    // assuming that the servers did in fact parse correctly if the correct
    // number of them are there.
981
    DdnsDomainMapPair domain_pair;
982 983 984 985 986
    BOOST_FOREACH(domain_pair, (*domains)) {
        DdnsDomainPtr domain = domain_pair.second;
        DnsServerInfoStoragePtr servers = domain->getServers();
        count = servers->size();
        EXPECT_TRUE(servers);
987
        EXPECT_EQ(3, count);
988 989 990 991 992 993 994 995 996
    }

    // Verify that the reverse manager can be retrieved.
    mgr = context->getReverseMgr();
    ASSERT_TRUE(mgr);

    // Verify that the reverse manager has the correct number of domains.
    domains = mgr->getDomains();
    count =  domains->size();
997
    EXPECT_EQ(2, count);
998 999 1000 1001 1002 1003 1004 1005 1006 1007

    // Verify that the server count in each of the reverse manager domains.
    // NOTE that since prior tests have validated server parsing, we are are
    // assuming that the servers did in fact parse correctly if the correct
    // number of them are there.
    BOOST_FOREACH(domain_pair, (*domains)) {
        DdnsDomainPtr domain = domain_pair.second;
        DnsServerInfoStoragePtr servers = domain->getServers();
        count = servers->size();
        EXPECT_TRUE(servers);
1008
        EXPECT_EQ(3, count);
1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020
    }
}

/// @brief Tests the basics of the D2CfgMgr FQDN-domain matching
/// This test uses a valid configuration to exercise the D2CfgMgr
/// forward FQDN-to-domain matching.
/// It verifies that:
/// 1. Given an FQDN which exactly matches a domain's name, that domain is
/// returned as match.
/// 2. Given a FQDN for sub-domain in the list, returns the proper match.
/// 3. Given a FQDN that matches no domain name, returns the wild card domain
/// as a match.
1021
TEST_F(D2CfgMgrTest, forwardMatch) {
1022 1023 1024 1025 1026 1027
    // Create  configuration with one domain, one sub domain, and the wild
    // card.
    std::string config = "{ "
                        "\"interface\" : \"eth1\" , "
                        "\"ip_address\" : \"192.168.1.33\" , "
                        "\"port\" : 88 , "
1028
                        "\"tsig_keys\": [] ,"
1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044
                        "\"forward_ddns\" : {"
                        "\"ddns_domains\": [ "
                        "{ \"name\": \"tmark.org\" , "
                        "  \"dns_servers\" : [ "
                        "  { \"ip_address\": \"127.0.0.1\" } "
                        "  ] } "
                        ", "
                        "{ \"name\": \"one.tmark.org\" , "
                        "  \"dns_servers\" : [ "
                        "  { \"ip_address\": \"127.0.0.2\" } "
                        "  ] } "
                        ", "
                        "{ \"name\": \"*\" , "
                        "  \"dns_servers\" : [ "
                        "  { \"hostname\": \"global.net\" } "
                        "  ] } "
1045
                        "] }, "
1046 1047 1048
                        "\"reverse_ddns\" : {} "
                        "}";

1049

1050
    ASSERT_TRUE(fromJSON(config));
1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093
    // Verify that we can parse the configuration.
    answer_ = cfg_mgr_->parseConfig(config_set_);
    ASSERT_TRUE(checkAnswer(0));

    // Verify that the D2 context can be retrieved and is not null.
    D2CfgContextPtr context;
    ASSERT_NO_THROW(context = cfg_mgr_->getD2CfgContext());

    DdnsDomainPtr match;
    // Verify that an exact match works.
    EXPECT_TRUE(cfg_mgr_->matchForward("tmark.org", match));
    EXPECT_EQ("tmark.org", match->getName());

    // Verify that an exact match works.
    EXPECT_TRUE(cfg_mgr_->matchForward("one.tmark.org", match));
    EXPECT_EQ("one.tmark.org", match->getName());

    // Verify that a FQDN for sub-domain matches.
    EXPECT_TRUE(cfg_mgr_->matchForward("blue.tmark.org", match));
    EXPECT_EQ("tmark.org", match->getName());

    // Verify that a FQDN for sub-domain matches.
    EXPECT_TRUE(cfg_mgr_->matchForward("red.one.tmark.org", match));
    EXPECT_EQ("one.tmark.org", match->getName());

    // Verify that an FQDN with no match, returns the wild card domain.
    EXPECT_TRUE(cfg_mgr_->matchForward("shouldbe.wildcard", match));
    EXPECT_EQ("*", match->getName());

    // Verify that an attempt to match an empty FQDN throws.
    ASSERT_THROW(cfg_mgr_->matchForward("", match), D2CfgError);
}

/// @brief Tests domain matching when there is no wild card domain.
/// This test verifies that matches are found only for FQDNs that match
/// some or all of a domain name.  FQDNs without matches should not return
/// a match.
TEST_F(D2CfgMgrTest, matchNoWildcard) {
    // Create a configuration with one domain, one sub-domain, and NO wild card.
    std::string config = "{ "
                        "\"interface\" : \"eth1\" , "
                        "\"ip_address\" : \"192.168.1.33\" , "
                        "\"port\" : 88 , "
1094
                        "\"tsig_keys\": [] ,"
1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105
                        "\"forward_ddns\" : {"
                        "\"ddns_domains\": [ "
                        "{ \"name\": \"tmark.org\" , "
                        "  \"dns_servers\" : [ "
                        "  { \"ip_address\": \"127.0.0.1\" } "
                        "  ] } "
                        ", "
                        "{ \"name\": \"one.tmark.org\" , "
                        "  \"dns_servers\" : [ "
                        "  { \"ip_address\": \"127.0.0.2\" } "
                        "  ] } "
1106 1107 1108
                        "] }, "
                        "\"reverse_ddns\" : {} "
                        " }";
1109

1110
    ASSERT_TRUE(fromJSON(config));
1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141

    // Verify that we can parse the configuration.
    answer_ = cfg_mgr_->parseConfig(config_set_);
    ASSERT_TRUE(checkAnswer(0));

    // Verify that the D2 context can be retrieved and is not null.
    D2CfgContextPtr context;
    ASSERT_NO_THROW(context = cfg_mgr_->getD2CfgContext());

    DdnsDomainPtr match;
    // Verify that full or partial matches, still match.
    EXPECT_TRUE(cfg_mgr_->matchForward("tmark.org", match));
    EXPECT_EQ("tmark.org", match->getName());

    EXPECT_TRUE(cfg_mgr_->matchForward("blue.tmark.org", match));
    EXPECT_EQ("tmark.org", match->getName());

    EXPECT_TRUE(cfg_mgr_->matchForward("red.one.tmark.org", match));
    EXPECT_EQ("one.tmark.org", match->getName());

    // Verify that a FQDN with no match, fails to match.
    EXPECT_FALSE(cfg_mgr_->matchForward("shouldbe.wildcard", match));
}

/// @brief Tests domain matching when there is ONLY a wild card domain.
/// This test verifies that any FQDN matches the wild card.
TEST_F(D2CfgMgrTest, matchAll) {
    std::string config = "{ "
                        "\"interface\" : \"eth1\" , "
                        "\"ip_address\" : \"192.168.1.33\" , "
                        "\"port\" : 88 , "
1142
                        "\"tsig_keys\": [] ,"
1143 1144 1145 1146 1147 1148
                        "\"forward_ddns\" : {"
                        "\"ddns_domains\": [ "
                        "{ \"name\": \"*\" , "
                        "  \"dns_servers\" : [ "
                        "  { \"ip_address\": \"127.0.0.1\" } "
                        "  ] } "
1149 1150 1151
                        "] }, "
                        "\"reverse_ddns\" : {} "
                        "}";
1152

1153
    ASSERT_TRUE(fromJSON(config));
1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188

    // Verify that we can parse the configuration.
    answer_ = cfg_mgr_->parseConfig(config_set_);
    ASSERT_TRUE(checkAnswer(0));

    // Verify that the D2 context can be retrieved and is not null.
    D2CfgContextPtr context;
    ASSERT_NO_THROW(context = cfg_mgr_->getD2CfgContext());

    // Verify that wild card domain is returned for any FQDN.
    DdnsDomainPtr match;
    EXPECT_TRUE(cfg_mgr_->matchForward("tmark.org", match));
    EXPECT_EQ("*", match->getName());
    EXPECT_TRUE(cfg_mgr_->matchForward("shouldbe.wildcard", match));
    EXPECT_EQ("*", match->getName());

    // Verify that an attempt to match an empty FQDN still throws.
    ASSERT_THROW(cfg_mgr_->matchReverse("", match), D2CfgError);

}

/// @brief Tests the basics of the D2CfgMgr reverse FQDN-domain matching
/// This test uses a valid configuration to exercise the D2CfgMgr's
/// reverse FQDN-to-domain matching.
/// It verifies that:
/// 1. Given an FQDN which exactly matches a domain's name, that domain is
/// returned as match.
/// 2. Given a FQDN for sub-domain in the list, returns the proper match.
/// 3. Given a FQDN that matches no domain name, returns the wild card domain
/// as a match.
TEST_F(D2CfgMgrTest, matchReverse) {
    std::string config = "{ "
                        "\"interface\" : \"eth1\" , "
                        "\"ip_address\" : \"192.168.1.33\" , "
                        "\"port\" : 88 , "
1189 1190
                        "\"tsig_keys\": [] ,"
                        "\"forward_ddns\" : {}, "
1191 1192
                        "\"reverse_ddns\" : {"
                        "\"ddns_domains\": [ "
1193
                        "{ \"name\": \"5.100.168.192.in-addr.arpa.\" , "
1194 1195 1196
                        "  \"dns_servers\" : [ "
                        "  { \"ip_address\": \"127.0.0.1\" } "
                        "  ] }, "
1197
                        "{ \"name\": \"100.200.192.in-addr.arpa.\" , "
1198 1199 1200
                        "  \"dns_servers\" : [ "
                        "  { \"ip_address\": \"127.0.0.1\" } "
                        "  ] }, "
1201 1202 1203 1204 1205 1206 1207 1208
                        "{ \"name\": \"170.192.in-addr.arpa.\" , "
                        "  \"dns_servers\" : [ "
                        "  { \"ip_address\": \"127.0.0.1\" } "
                        "  ] }, "
                        "{ \"name\": \"2.0.3.0.8.B.D.0.1.0.0.2.ip6.arpa.\" , "
                        "  \"dns_servers\" : [ "
                        "  { \"ip_address\": \"127.0.0.1\" } "
                        "  ] },"
1209 1210 1211 1212 1213 1214
                        "{ \"name\": \"*\" , "
                        "  \"dns_servers\" : [ "
                        "  { \"ip_address\": \"127.0.0.1\" } "
                        "  ] } "
                        "] } }";

1215
    ASSERT_TRUE(fromJSON(config));
1216 1217 1218 1219 1220 1221 1222 1223 1224 1225

    // Verify that we can parse the configuration.
    answer_ = cfg_mgr_->parseConfig(config_set_);
    ASSERT_TRUE(checkAnswer(0));

    // Verify that the D2 context can be retrieved and is not null.
    D2CfgContextPtr context;
    ASSERT_NO_THROW(context = cfg_mgr_->getD2CfgContext());

    DdnsDomainPtr match;
1226

1227
    // Verify an exact match.
1228 1229
    EXPECT_TRUE(cfg_mgr_->matchReverse("192.168.100.5", match));
    EXPECT_EQ("5.100.168.192.in-addr.arpa.", match->getName());
1230 1231

    // Verify a sub-domain match.
1232 1233
    EXPECT_TRUE(cfg_mgr_->matchReverse("192.200.100.27", match));
    EXPECT_EQ("100.200.192.in-addr.arpa.", match->getName());
1234 1235

    // Verify a sub-domain match.
1236 1237
    EXPECT_TRUE(cfg_mgr_->matchReverse("192.170.50.30", match));
    EXPECT_EQ("170.192.in-addr.arpa.", match->getName());
1238 1239

    // Verify a wild card match.
1240
    EXPECT_TRUE(cfg_mgr_->matchReverse("1.1.1.1", match));
1241 1242
    EXPECT_EQ("*", match->getName());

1243 1244 1245 1246
    // Verify a IPv6 match.
    EXPECT_TRUE(cfg_mgr_->matchReverse("2001:db8:302:99::",match));
    EXPECT_EQ("2.0.3.0.8.B.D.0.1.0.0.2.ip6.arpa.", match->getName());

1247
    // Verify a IPv6 wild card match.
1248 1249 1250 1251
    EXPECT_TRUE(cfg_mgr_->matchReverse("2001:db8:99:302::",match));
    EXPECT_EQ("*", match->getName());

    // Verify that an attempt to match an invalid IP address throws.
1252 1253 1254 1255
    ASSERT_THROW(cfg_mgr_->matchReverse("", match), D2CfgError);
}

} // end of anonymous namespace