monitor:JSON: Find and load JSON configuration
Using the JSON config utility to find and load the appropriate JSON
configuration file, the JSON parsed object is returned. This object will
be what's used to parse each section of fan monitor's configuration.
Tested:
JSON configuration file found and loaded at each possible location
Change-Id: I718ad3daa240d654ecee3733ebca2d7743ba9d17
Signed-off-by: Matthew Barth <msbarth@us.ibm.com>
diff --git a/monitor/json_parser.hpp b/monitor/json_parser.hpp
new file mode 100644
index 0000000..d632d1b
--- /dev/null
+++ b/monitor/json_parser.hpp
@@ -0,0 +1,45 @@
+/**
+ * Copyright © 2020 IBM Corporation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#pragma once
+
+#include "json_config.hpp"
+
+#include <nlohmann/json.hpp>
+#include <sdbusplus/bus.hpp>
+
+namespace phosphor::fan::monitor
+{
+
+using json = nlohmann::json;
+
+constexpr auto confAppName = "monitor";
+constexpr auto confFileName = "config.json";
+
+/**
+ * @brief Get the JSON object
+ *
+ * @param[in] bus - The dbus bus object
+ *
+ * @return JSON object
+ * A JSON object created after loading the JSON configuration file
+ */
+inline const json getJsonObj(sdbusplus::bus::bus& bus)
+{
+ return fan::JsonConfig::load(
+ fan::JsonConfig::getConfFile(bus, confAppName, confFileName));
+}
+
+} // namespace phosphor::fan::monitor