pldmd: D-Bus to host effecter translation

This commit implements a mechanism to move the Host's boot state
from 'not started' to 'boot complete' by setting the relevant
Host effecter when the associated D-Bus property is set in the BMC.

Also added an example JSON to match D-Bus to host effecters

Change-Id: I41025d99d2b4b3452d4c51b03efe3750e159328b
Signed-off-by: Sampa Misra <sampmisr@in.ibm.com>
diff --git a/test/host_effecter_jsons/good/dbus_to_host_effecter.json b/test/host_effecter_jsons/good/dbus_to_host_effecter.json
new file mode 100644
index 0000000..dd95b17
--- /dev/null
+++ b/test/host_effecter_jsons/good/dbus_to_host_effecter.json
@@ -0,0 +1,37 @@
+{
+    "entries": [
+        {
+            "mctp_eid": 9,
+            "effecter_info": {
+                "effecterID": 4,
+                "containerID": 0,
+                "entityType": 33,
+                "entityInstance": 0,
+                "compositeEffecterCount": 1
+            },
+            "effecters": [
+                {
+                    "dbus_info": {
+                        "object_path": "/xyz/openbmc_project/control/host0/boot",
+                        "interface": "xyz.openbmc_project.Control.Boot.Mode",
+                        "property_name": "BootMode",
+                        "property_type": "string",
+                        "property_values": [
+                            "xyz.openbmc_project.Control.Boot.Mode.Modes.Regular"
+                        ]
+                    },
+                    "state" : {
+                        "id" : 196,
+                        "state_values": [
+                            2
+                            ]
+                    }
+                }
+
+            ]
+
+        }
+
+    ]
+
+}
diff --git a/test/host_effecter_jsons/malformed/dbus_to_host_effecter.json b/test/host_effecter_jsons/malformed/dbus_to_host_effecter.json
new file mode 100644
index 0000000..9db2505
--- /dev/null
+++ b/test/host_effecter_jsons/malformed/dbus_to_host_effecter.json
@@ -0,0 +1,10 @@
+"effecters": [
+    {
+        "dbus_info": {
+            "object_path": "/xyz/openbmc_project/control/host0/boot",
+            "interface": "xyz.openbmc_project.Control.Boot.Mode",
+            "property_values": [
+                "xyz.openbmc_project.Control.Boot.Mode.Modes.Regular"
+                ]
+        }
+        ]
diff --git a/test/host_effecter_jsons/no_json/dummy.json b/test/host_effecter_jsons/no_json/dummy.json
new file mode 100644
index 0000000..401832d
--- /dev/null
+++ b/test/host_effecter_jsons/no_json/dummy.json
@@ -0,0 +1,5 @@
+"record_details":
+   {
+       "fru_record_type" : 1,
+       "encoding_type": 1
+    }
diff --git a/test/libpldmresponder_dbus_to_host_effecter_test.cpp b/test/libpldmresponder_dbus_to_host_effecter_test.cpp
new file mode 100644
index 0000000..e9ca8cc
--- /dev/null
+++ b/test/libpldmresponder_dbus_to_host_effecter_test.cpp
@@ -0,0 +1,92 @@
+#include "dbus_to_host_effecters.hpp"
+#include "mocked_utils.hpp"
+#include "utils.hpp"
+
+#include <nlohmann/json.hpp>
+
+#include <iostream>
+
+#include <gtest/gtest.h>
+
+using namespace pldm::host_effecters;
+using namespace pldm::utils;
+using namespace pldm::dbus_api;
+
+class MockHostEffecterParser : public HostEffecterParser
+{
+  public:
+    MockHostEffecterParser(int fd, const pldm_pdr* repo,
+                           DBusHandler* const dbusHandler,
+                           const std::string& jsonPath) :
+        HostEffecterParser(nullptr, fd, repo, dbusHandler, jsonPath)
+    {}
+
+    MOCK_METHOD(void, setHostStateEffecter,
+                (size_t, std::vector<set_effecter_state_field>&, uint16_t),
+                (const override));
+
+    MOCK_METHOD(void, createHostEffecterMatch,
+                (const std::string&, const std::string&, size_t, size_t,
+                 uint16_t),
+                (const override));
+
+    const std::vector<EffecterInfo>& gethostEffecterInfo()
+    {
+        return hostEffecterInfo;
+    }
+};
+
+TEST(HostEffecterParser, parseEffecterJsonGoodPath)
+{
+    MockdBusHandler dbusHandler;
+    int sockfd{};
+    MockHostEffecterParser hostEffecterParserGood(sockfd, nullptr, &dbusHandler,
+                                                  "./host_effecter_jsons/good");
+    auto hostEffecterInfo = hostEffecterParserGood.gethostEffecterInfo();
+    ASSERT_EQ(hostEffecterInfo.size(), 1);
+    ASSERT_EQ(hostEffecterInfo[0].entityInstance, 0);
+    ASSERT_EQ(hostEffecterInfo[0].entityType, 33);
+    ASSERT_EQ(hostEffecterInfo[0].dbusInfo.size(), 1);
+    DBusEffecterMapping dbusInfo{
+        {"/xyz/openbmc_project/control/host0/boot",
+         "xyz.openbmc_project.Control.Boot.Mode", "BootMode", "string"},
+        {"xyz.openbmc_project.Control.Boot.Mode.Modes.Regular"},
+        {196, {2}}};
+    auto& temp = hostEffecterInfo[0].dbusInfo[0];
+    ASSERT_EQ(temp.dbusMap.objectPath == dbusInfo.dbusMap.objectPath, true);
+    ASSERT_EQ(temp.dbusMap.interface == dbusInfo.dbusMap.interface, true);
+    ASSERT_EQ(temp.dbusMap.propertyName == dbusInfo.dbusMap.propertyName, true);
+    ASSERT_EQ(temp.dbusMap.propertyType == dbusInfo.dbusMap.propertyType, true);
+}
+
+TEST(HostEffecterParser, parseEffecterJsonBadPath)
+{
+    MockdBusHandler dbusHandler;
+    int sockfd{};
+    MockHostEffecterParser hostEffecterParser(sockfd, nullptr, &dbusHandler,
+                                              "./host_effecter_jsons/no_json");
+    ASSERT_THROW(
+        hostEffecterParser.parseEffecterJson("./host_effecter_jsons/no_json"),
+        std::exception);
+    ASSERT_THROW(
+        hostEffecterParser.parseEffecterJson("./host_effecter_jsons/malformed"),
+        std::exception);
+}
+
+TEST(HostEffecterParser, findNewStateValue)
+{
+    MockdBusHandler dbusHandler;
+    int sockfd{};
+    MockHostEffecterParser hostEffecterParser(sockfd, nullptr, &dbusHandler,
+                                              "./host_effecter_jsons/good");
+
+    PropertyValue val1{std::in_place_type<std::string>,
+                       "xyz.openbmc_project.Control.Boot.Mode.Modes.Regular"};
+    PropertyValue val2{std::in_place_type<std::string>,
+                       "xyz.openbmc_project.Control.Boot.Mode.Modes.Setup"};
+    auto newState = hostEffecterParser.findNewStateValue(0, 0, val1);
+    ASSERT_EQ(newState, 2);
+
+    ASSERT_THROW(hostEffecterParser.findNewStateValue(0, 0, val2),
+                 std::exception);
+}
diff --git a/test/libpldmresponder_pdr_effecter_test.cpp b/test/libpldmresponder_pdr_effecter_test.cpp
index 98b31ea..9d98c1f 100644
--- a/test/libpldmresponder_pdr_effecter_test.cpp
+++ b/test/libpldmresponder_pdr_effecter_test.cpp
@@ -172,3 +172,21 @@
     pldm_pdr_destroy(inPDRRepo);
     pldm_pdr_destroy(outPDRRepo);
 }
+
+TEST(findStateEffecterId, goodJson)
+{
+    auto inPDRRepo = pldm_pdr_init();
+    Handler handler("./pdr_jsons/state_effecter/good", "", inPDRRepo, nullptr);
+    uint16_t entityType = 33;
+    uint16_t entityInstance = 0;
+    uint16_t containerId = 0;
+    uint16_t stateSetId = 196;
+    auto effecterId = findStateEffecterId(inPDRRepo, entityType, entityInstance,
+                                          containerId, stateSetId);
+    ASSERT_EQ(effecterId, 1);
+    stateSetId = 300;
+    effecterId = findStateEffecterId(inPDRRepo, entityType, entityInstance,
+                                     containerId, stateSetId);
+    ASSERT_EQ(effecterId, PLDM_INVALID_EFFECTER_ID);
+    pldm_pdr_destroy(inPDRRepo);
+}
diff --git a/test/meson.build b/test/meson.build
index 4bbdbc5..9bef526 100644
--- a/test/meson.build
+++ b/test/meson.build
@@ -18,7 +18,8 @@
           sources: [
             '../instance_id.cpp',
             '../dbus_impl_requester.cpp',
-            '../host_pdr_handler.cpp'])
+            '../host_pdr_handler.cpp',
+            '../dbus_to_host_effecters.cpp'])
 
 tests = [
   'libpldmresponder_base_test',
@@ -35,6 +36,7 @@
   'pldmd_registration_test',
   'pldm_utils_test',
   'libpldmresponder_fru_test',
+  'libpldmresponder_dbus_to_host_effecter_test',
 ]
 
 if get_option('oem-ibm').enabled()