[3604] Use new interface configuration format where applicable.

Also, renamed interface-config to interfaces-config (plural form).

doc/examples/kea4/multiple-options.json

@@ -5,7 +5,9 @@
 
 {
 # Kea is told to listen on ethX interface only.
-  "interfaces": [ "ethX" ],
+  "interfaces-config:" {
+    "interfaces": [ "ethX" ]
+  },
 
 # We need to specify lease type. As of May 2014, three backends are supported:
 # memfile, mysql and pgsql. We'll just use memfile, because it doesn't require

doc/examples/kea4/reservations.json

@@ -4,8 +4,10 @@
 { "Dhcp4":
 
 {
-# Kea is told to listen on eth0 interface only.
-  "interfaces": [ "eth0" ],
+# Kea is told to listen on ethX interface only.
+  "interfaces-config:" {
+    "interfaces": [ "ethX" ]
+  },
 
 # We need to specify lease type. As of May 2014, three backends are supported:
 # memfile, mysql and pgsql. We'll just use memfile, because it doesn't require

doc/examples/kea4/several-subnets.json

@@ -6,7 +6,9 @@
 
 {
 # Kea is told to listen on ethX interface only.
-  "interfaces": [ "ethX" ],
+  "interfaces-config:" {
+    "interfaces": [ "ethX" ]
+  },
 
 # We need to specify lease type. As of May 2014, three backends are supported:
 # memfile, mysql and pgsql. We'll just use memfile, because it doesn't require

doc/examples/kea4/single-subnet.json

@@ -6,7 +6,9 @@
 
 {
 # Kea is told to listen on ethX interface only.
-  "interfaces": [ "ethX" ],
+  "interfaces-config:" {
+    "interfaces": [ "ethX" ]
+  },
 
 # We need to specify lease type. As of May 2014, three backends are supported:
 # memfile, mysql and pgsql. We'll just use memfile, because it doesn't require

doc/examples/kea6/advanced.json

@@ -11,7 +11,9 @@
 
 {
 # Kea is told to listen on ethX network interface only.
-  "interfaces": [ "ethX" ],
+  "interfaces-config:" {
+    "interfaces": [ "ethX" ]
+  },
 
 # We need to specify lease type. As of May 2014, three backends are supported:
 # memfile, mysql and pgsql. We'll just use memfile, because it doesn't require

doc/examples/kea6/multiple-options.json

@@ -5,7 +5,9 @@
 
 {
 # Kea is told to listen on ethX interface only.
-  "interfaces": [ "ethX" ],
+  "interfaces-config:" {
+    "interfaces": [ "ethX" ]
+  },
 
 # We need to specify lease type. As of May 2014, three backends are supported:
 # memfile, mysql and pgsql. We'll just use memfile, because it doesn't require

doc/examples/kea6/several-subnets.json

@@ -6,7 +6,9 @@
 
 {
 # Kea is told to listen on ethX interface only.
-  "interfaces": [ "ethX" ],
+  "interfaces-config:" {
+    "interfaces": [ "ethX" ]
+  },
 
 # We need to specify lease type. As of May 2014, three backends are supported:
 # memfile, mysql and pgsql. We'll just use memfile, because it doesn't require

doc/examples/kea6/simple.json

@@ -7,7 +7,9 @@
 
 { 
 # Kea is told to listen on ethX interface only.
-  "interfaces": [ "ethX" ],
+  "interfaces-config:" {
+    "interfaces": [ "ethX" ]
+  },
 
 # We need to specify lease type. As of May 2014, three backends are supported:
 # memfile, mysql and pgsql. We'll just use memfile, because it doesn't require

doc/examples/kea6/stateless.json

@@ -7,7 +7,9 @@
 
 {
 "Dhcp6": {
-    "interfaces": [ "ethX" ],
+    "interfaces-config:" {
+        "interfaces": [ "ethX" ]
+    },
 
 # This is the list of options that will be granted to all clients that ask.
     "option-data": [ {

src/bin/dhcp4/json_config_parser.cc

@@ -370,7 +370,7 @@ namespace dhcp {
         (config_id.compare("rebind-timer") == 0))  {
         parser = new Uint32Parser(config_id,
                                  globalContext()->uint32_values_);
-    } else if (config_id.compare("interfaces") == 0) {
+    } else if (config_id.compare("interfaces-config") == 0) {
         parser = new IfacesConfigParser4();
     } else if (config_id.compare("subnet4") == 0) {
         parser = new Subnets4ListConfigParser(config_id);
@@ -476,7 +476,7 @@ configureDhcp4Server(Dhcpv4Srv&, isc::data::ConstElementPtr config_set) {
                 subnet_parser = parser;
             } else if (config_pair.first == "option-data") {
                 option_parser = parser;
-            } else if (config_pair.first == "interface-config") {
+            } else if (config_pair.first == "interfaces-config") {
                 // The interface parser is independent from any other
                 // parser and can be run here before any other parsers.
                 iface_parser = parser;

src/bin/dhcp4/tests/config_parser_unittest.cc

-// Copyright (C) 2012-2014 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2012-2015 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
@@ -124,6 +124,14 @@ public:
         unlink(UNLOAD_MARKER_FILE);
     };
 
+    /// @brief Returns an interface configuration used by the most of the
+    /// unit tests.
+    std::string genIfaceConfig() const {
+        return ("\"interfaces-config\": {"
+                "  \"interfaces\": [ \"*\" ]"
+                "}");
+    }
+
     /// @brief Create the simple configuration with single option.
     ///
     /// This function allows to set one of the parameters that configure
@@ -183,7 +191,7 @@ public:
     /// describing an option.
     std::string createConfigWithOption(const std::map<std::string, std::string>& params) {
         std::ostringstream stream;
-        stream << "{ \"interfaces\": [ \"*\" ],"
+        stream << "{ " << genIfaceConfig() << "," <<
             "\"rebind-timer\": 2000, "
             "\"renew-timer\": 1000, "
             "\"subnet4\": [ { "
@@ -446,7 +454,7 @@ public:
     /// contents of the database do not affect result of
     /// subsequent tests.
     void resetConfiguration() {
-        string config = "{ \"interfaces\": [ \"*\" ],"
+        string config = "{ " + genIfaceConfig() + "," +
             "\"hooks-libraries\": [ ], "
             "\"valid-lifetime\": 4000, "
             "\"subnet4\": [ ], "
@@ -500,7 +508,7 @@ TEST_F(Dhcp4ParserTest, emptySubnet) {
     ConstElementPtr status;
 
     EXPECT_NO_THROW(status = configureDhcp4Server(*srv_,
-                    Element::fromJSON("{ \"interfaces\": [ \"*\" ],"
+                    Element::fromJSON("{ " + genIfaceConfig() + "," +
                                       "\"rebind-timer\": 2000, "
                                       "\"renew-timer\": 1000, "
                                       "\"subnet4\": [  ], "
@@ -519,7 +527,7 @@ TEST_F(Dhcp4ParserTest, emptySubnet) {
 TEST_F(Dhcp4ParserTest, unspecifiedRenewTimer) {
     ConstElementPtr status;
 
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"subnet4\": [ { "
         "    \"pools\": [ { \"pool\": \"192.0.2.1 - 192.0.2.100\" } ],"
@@ -553,7 +561,7 @@ TEST_F(Dhcp4ParserTest, unspecifiedRenewTimer) {
 TEST_F(Dhcp4ParserTest, unspecifiedRebindTimer) {
     ConstElementPtr status;
 
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "
         "    \"pools\": [ { \"pool\": \"192.0.2.1 - 192.0.2.100\" } ],"
@@ -587,7 +595,7 @@ TEST_F(Dhcp4ParserTest, subnetGlobalDefaults) {
 
     ConstElementPtr status;
 
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "
@@ -622,7 +630,7 @@ TEST_F(Dhcp4ParserTest, multipleSubnets) {
     ConstElementPtr x;
     // Collection of four subnets for which subnet ids should be
     // autogenerated - ids are unspecified or set to 0.
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "
@@ -676,7 +684,7 @@ TEST_F(Dhcp4ParserTest, multipleSubnets) {
 TEST_F(Dhcp4ParserTest, multipleSubnetsExplicitIDs) {
     ConstElementPtr x;
     // Four subnets with arbitrary subnet ids.
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "
@@ -730,7 +738,7 @@ TEST_F(Dhcp4ParserTest, multipleSubnetsExplicitIDs) {
 TEST_F(Dhcp4ParserTest, multipleSubnetsOverlapingIDs) {
     ConstElementPtr x;
     // Four subnets, two of them having the same id.
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "
@@ -768,7 +776,7 @@ TEST_F(Dhcp4ParserTest, reconfigureRemoveSubnet) {
     ConstElementPtr x;
 
     // All four subnets
-    string config4 = "{ \"interfaces\": [ \"*\" ],"
+    string config4 = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "
@@ -794,7 +802,7 @@ TEST_F(Dhcp4ParserTest, reconfigureRemoveSubnet) {
         "\"valid-lifetime\": 4000 }";
 
     // Three subnets (the last one removed)
-    string config_first3 = "{ \"interfaces\": [ \"*\" ],"
+    string config_first3 = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "
@@ -815,7 +823,7 @@ TEST_F(Dhcp4ParserTest, reconfigureRemoveSubnet) {
         "\"valid-lifetime\": 4000 }";
 
     // Second subnet removed
-    string config_second_removed = "{ \"interfaces\": [ \"*\" ],"
+    string config_second_removed = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "
@@ -899,7 +907,7 @@ TEST_F(Dhcp4ParserTest, nextServerGlobal) {
 
     ConstElementPtr status;
 
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"next-server\": \"1.2.3.4\", "
@@ -929,7 +937,7 @@ TEST_F(Dhcp4ParserTest, nextServerSubnet) {
 
     ConstElementPtr status;
 
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "
@@ -960,7 +968,7 @@ TEST_F(Dhcp4ParserTest, nextServerNegative) {
     ConstElementPtr status;
 
     // Config with junk instead of next-server address
-    string config_bogus1 = "{ \"interfaces\": [ \"*\" ],"
+    string config_bogus1 = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "
@@ -972,7 +980,7 @@ TEST_F(Dhcp4ParserTest, nextServerNegative) {
         "\"valid-lifetime\": 4000 }";
 
     // Config with IPv6 next server address
-    string config_bogus2 = "{ \"interfaces\": [ \"*\" ],"
+    string config_bogus2 = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "
@@ -984,7 +992,7 @@ TEST_F(Dhcp4ParserTest, nextServerNegative) {
         "\"valid-lifetime\": 4000 }";
 
     // Config with empty next server address
-    string config_bogus3 = "{ \"interfaces\": [ \"*\" ],"
+    string config_bogus3 = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "
@@ -1019,7 +1027,7 @@ TEST_F(Dhcp4ParserTest, nextServerOverride) {
 
     ConstElementPtr status;
 
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"next-server\": \"192.0.0.1\", "
@@ -1049,7 +1057,7 @@ TEST_F(Dhcp4ParserTest, echoClientId) {
 
     ConstElementPtr status;
 
-    string config_false = "{ \"interfaces\": [ \"*\" ],"
+    string config_false = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"echo-client-id\": false,"
@@ -1058,7 +1066,7 @@ TEST_F(Dhcp4ParserTest, echoClientId) {
         "    \"subnet\": \"192.0.2.0/24\" } ],"
         "\"valid-lifetime\": 4000 }";
 
-    string config_true = "{ \"interfaces\": [ \"*\" ],"
+    string config_true = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"echo-client-id\": true,"
@@ -1093,7 +1101,7 @@ TEST_F(Dhcp4ParserTest, subnetLocal) {
 
     ConstElementPtr status;
 
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "
@@ -1124,7 +1132,7 @@ TEST_F(Dhcp4ParserTest, subnetLocal) {
 TEST_F(Dhcp4ParserTest, multiplePools) {
 
     // Collection with two subnets, each with 2 pools.
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "
@@ -1183,7 +1191,7 @@ TEST_F(Dhcp4ParserTest, poolOutOfSubnet) {
 
     ConstElementPtr status;
 
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "
@@ -1208,7 +1216,7 @@ TEST_F(Dhcp4ParserTest, poolPrefixLen) {
 
     ConstElementPtr status;
 
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "
@@ -1785,7 +1793,7 @@ TEST_F(Dhcp4ParserTest, optionStandardDefOverride) {
 // configuration does not include options configuration.
 TEST_F(Dhcp4ParserTest, optionDataDefaults) {
     ConstElementPtr x;
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000,"
         "\"renew-timer\": 1000,"
         "\"option-data\": [ {"
@@ -1857,7 +1865,7 @@ TEST_F(Dhcp4ParserTest, optionDataTwoSpaces) {
     // The definition is not required for the option that
     // belongs to the 'dhcp4' option space as it is the
     // standard option.
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"valid-lifetime\": 4000,"
         "\"rebind-timer\": 2000,"
         "\"renew-timer\": 1000,"
@@ -1937,7 +1945,7 @@ TEST_F(Dhcp4ParserTest, optionDataEncapsulate) {
     // at the very end (when all other parameters are configured).
 
     // Starting stage 1. Configure sub-options and their definitions.
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"valid-lifetime\": 4000,"
         "\"rebind-timer\": 2000,"
         "\"renew-timer\": 1000,"
@@ -1989,7 +1997,7 @@ TEST_F(Dhcp4ParserTest, optionDataEncapsulate) {
     // the configuration from the stage 2 is repeated because BIND
     // configuration manager sends whole configuration for the lists
     // where at least one element is being modified or added.
-    config = "{ \"interfaces\": [ \"*\" ],"
+    config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000,"
         "\"renew-timer\": 1000,"
         "\"option-data\": [ {"
@@ -2085,7 +2093,7 @@ TEST_F(Dhcp4ParserTest, optionDataEncapsulate) {
 // option setting.
 TEST_F(Dhcp4ParserTest, optionDataInSingleSubnet) {
     ConstElementPtr x;
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"option-data\": [ {"
@@ -2239,7 +2247,7 @@ TEST_F(Dhcp4ParserTest, optionDataBoolean) {
 // for multiple subnets.
 TEST_F(Dhcp4ParserTest, optionDataInMultipleSubnets) {
     ConstElementPtr x;
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "
@@ -2513,7 +2521,7 @@ TEST_F(Dhcp4ParserTest, stdOptionDataEncapsulate) {
     // In the first stage we create definitions of suboptions
     // that we will add to the base option.
     // Let's create some dummy options: foo and foo2.
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"valid-lifetime\": 4000,"
         "\"rebind-timer\": 2000,"
         "\"renew-timer\": 1000,"
@@ -2569,7 +2577,7 @@ TEST_F(Dhcp4ParserTest, stdOptionDataEncapsulate) {
     // We add our dummy options to this option space and thus
     // they should be included as sub-options in the 'vendor-opts'
     // option.
-    config = "{ \"interfaces\": [ \"*\" ],"
+    config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000,"
         "\"renew-timer\": 1000,"
         "\"option-data\": [ {"
@@ -2676,7 +2684,7 @@ TEST_F(Dhcp4ParserTest, vendorOptionsHex) {
     // This configuration string is to configure two options
     // sharing the code 1 and belonging to the different vendor spaces.
     // (different vendor-id values).
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"valid-lifetime\": 4000,"
         "\"rebind-timer\": 2000,"
         "\"renew-timer\": 1000,"
@@ -2735,7 +2743,7 @@ TEST_F(Dhcp4ParserTest, vendorOptionsCsv) {
     // This configuration string is to configure two options
     // sharing the code 1 and belonging to the different vendor spaces.
     // (different vendor-id values).
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"valid-lifetime\": 4000,"
         "\"rebind-timer\": 2000,"
         "\"renew-timer\": 1000,"
@@ -2799,7 +2807,9 @@ buildHooksLibrariesConfig(const std::vector<std::string>& libraries) {
 
     // Create the first part of the configuration string.
     string config =
-        "{ \"interfaces\": [ \"*\" ],"
+        "{  \"interfaces-config\": {"
+            "    \"interfaces\": [ \"*\" ]"
+            "},"
             "\"hooks-libraries\": [";
 
     // Append the libraries (separated by commas if needed)
@@ -2939,7 +2949,9 @@ TEST_F(Dhcp4ParserTest, selectedInterfaces) {
     IfaceMgrTestConfig test_config(true);
 
     ConstElementPtr x;
-    string config = "{ \"interfaces\": [ \"eth0\", \"eth1\" ],"
+    string config = "{ \"interfaces-config\": {"
+        "  \"interfaces\": [ \"eth0\", \"eth1\" ]"
+        "},"
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"valid-lifetime\": 4000 }";
@@ -2976,7 +2988,9 @@ TEST_F(Dhcp4ParserTest, allInterfaces) {
     // but it also includes asterisk. The asterisk switches server into the
     // mode when it listens on all interfaces regardless of what interface names
     // were specified in the "interfaces" parameter.
-    string config = "{ \"interfaces\": [ \"eth0\", \"*\", \"eth1\" ],"
+    string config = "{ \"interfaces-config\": {"
+        "    \"interfaces\": [ \"eth0\", \"*\", \"eth1\" ]"
+        "},"
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"valid-lifetime\": 4000 }";
@@ -3008,7 +3022,9 @@ TEST_F(Dhcp4ParserTest, selectedInterfacesAndAddresses) {
     IfaceMgrTestConfig test_config(true);
 
     ConstElementPtr x;
-    string config = "{ \"interfaces\": [ \"eth0/10.0.0.1\", \"eth1/192.0.2.3\" ],"
+    string config = "{ \"interfaces-config\": {"
+        "    \"interfaces\": [ \"eth0/10.0.0.1\", \"eth1/192.0.2.3\" ]"
+        "},"
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"valid-lifetime\": 4000 }";
@@ -3053,7 +3069,7 @@ TEST_F(Dhcp4ParserTest, d2ClientConfig) {
     // Verify that the convenience method agrees.
     ASSERT_FALSE(CfgMgr::instance().ddnsEnabled());
 
-    string config_str = "{ \"interfaces\": [ \"*\" ],"
+    string config_str = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "
@@ -3118,7 +3134,7 @@ TEST_F(Dhcp4ParserTest, invalidD2ClientConfig) {
 
     // Configuration string with an invalid D2 client config,
     // "server-ip" is invalid.
-    string config_str = "{ \"interfaces\": [ \"*\" ],"
+    string config_str = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "
@@ -3164,7 +3180,7 @@ TEST_F(Dhcp4ParserTest, subnetRelayInfo) {
     ConstElementPtr status;
 
     // A config with relay information.
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "
@@ -3195,7 +3211,7 @@ TEST_F(Dhcp4ParserTest, subnetRelayInfo) {
 // with defined client classes.
 TEST_F(Dhcp4ParserTest, classifySubnets) {
     ConstElementPtr x;
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "
@@ -3281,7 +3297,7 @@ TEST_F(Dhcp4ParserTest, classifySubnets) {
 // respective IPv4 subnets.
 TEST_F(Dhcp4ParserTest, reservations) {
     ConstElementPtr x;
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ "
@@ -3401,7 +3417,7 @@ TEST_F(Dhcp4ParserTest, reservations) {
 TEST_F(Dhcp4ParserTest, reservationBogus) {
     // Case 1: misspelled hw-address parameter.
     ConstElementPtr x;
-    string config = "{ \"interfaces\": [ \"*\" ],"
+    string config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ "
@@ -3427,7 +3443,7 @@ TEST_F(Dhcp4ParserTest, reservationBogus) {
     checkResult(x, 1);
 
     // Case 2: DUID and HW Address both specified.
-    config = "{ \"interfaces\": [ \"*\" ],"
+    config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ "
@@ -3455,7 +3471,7 @@ TEST_F(Dhcp4ParserTest, reservationBogus) {
     checkResult(x, 1);
 
     // Case 3: Neither ip address nor hostname specified.
-    config = "{ \"interfaces\": [ \"*\" ],"
+    config = "{ " + genIfaceConfig() + "," +
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ "

src/bin/dhcp4/tests/d2_unittest.cc

-// Copyright (C) 2014 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2014-2015Internet 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
@@ -74,7 +74,9 @@ Dhcp4SrvD2Test::buildTestNcr(uint32_t dhcid_id_num) {
 
 void
 Dhcp4SrvD2Test::reset() {
-    std::string config = "{ \"interfaces\": [ \"*\" ],"
+    std::string config = "{ \"interfaces-config\": {"
+            "    \"interfaces\": [ \"*\" ]"
+            "},"
             "\"hooks-libraries\": [ ], "
             "\"rebind-timer\": 2000, "
             "\"renew-timer\": 1000, "
@@ -95,7 +97,9 @@ Dhcp4SrvD2Test::configureD2(bool enable_d2, const bool exp_result,
                             const size_t max_queue_size) {
     std::ostringstream config;
     config <<
-        "{ \"interfaces\": [ \"*\" ],"
+        "{ \"interfaces-config\": {"
+        "      \"interfaces\": [ \"*\" ]"
+        "},"
         "\"rebind-timer\": 2000, "
         "\"renew-timer\": 1000, "
         "\"subnet4\": [ { "

src/bin/dhcp4/tests/dhcp4_process_tests.sh.in

-# Copyright (C) 2014 Internet Systems Consortium, Inc. ("ISC")
+# Copyright (C) 2014-2015 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
@@ -22,7 +22,9 @@ EXPECTED_VERSION="@PACKAGE_VERSION@"
 CONFIG="{
     \"Dhcp4\":
     {
-        \"interfaces\": [ ],
+        \"interfaces-config\": {
+            \"interfaces\": [ ]
+        },
         \"valid-lifetime\": 4000,
         \"renew-timer\": 1000,
         \"rebind-timer\": 2000,
@@ -58,7 +60,9 @@ CONFIG="{
 CONFIG_INVALID="{
     \"Dhcp4\":
     {
-        \"interfaces\": [ ],
+        \"interfaces-config\": {
+            \"interfaces\": [ ]
+        },
         \"valid-lifetime\": -3,
         \"renew-timer\": 1000,
         \"rebind-timer\": 2000,

src/bin/dhcp4/tests/dhcp4_srv_unittest.cc

-// Copyright (C) 2011-2014 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2011-2015 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
@@ -1142,7 +1142,9 @@ TEST_F(Dhcpv4SrvTest, relayAgentInfoEcho) {
     // subnet 10.254.226.0/24 is in use, because this packet