Create separate file for ConfigMgr class

As the ldap_configuration.cpp was getting long
so it is good to create the seprate file for
ConfigMgr.

TestedBy:
         Ran the unit test.

Signed-off-by: Ratan Gupta <ratagupt@linux.vnet.ibm.com>
Change-Id: I312a9f423d4ab3ca4ebd5f17193f7b02162ded6b
diff --git a/phosphor-ldap-config/ldap_config_mgr.hpp b/phosphor-ldap-config/ldap_config_mgr.hpp
new file mode 100644
index 0000000..24c12a9
--- /dev/null
+++ b/phosphor-ldap-config/ldap_config_mgr.hpp
@@ -0,0 +1,134 @@
+#pragma once
+
+#include "ldap_configuration.hpp"
+
+#include "config.h"
+#include <xyz/openbmc_project/User/Ldap/Config/server.hpp>
+#include <xyz/openbmc_project/User/Ldap/Create/server.hpp>
+#include <xyz/openbmc_project/Common/error.hpp>
+#include <phosphor-logging/log.hpp>
+#include <phosphor-logging/elog.hpp>
+#include <phosphor-logging/elog-errors.hpp>
+#include <sdbusplus/bus.hpp>
+#include <string>
+namespace phosphor
+{
+namespace ldap
+{
+
+static constexpr auto defaultNslcdFile = "nslcd.conf.default";
+static constexpr auto nsSwitchFile = "nsswitch.conf";
+
+using namespace phosphor::logging;
+using namespace sdbusplus::xyz::openbmc_project::Common::Error;
+using CreateIface = sdbusplus::server::object::object<
+    sdbusplus::xyz::openbmc_project::User::Ldap::server::Create>;
+
+// class Config;
+/** @class ConfigMgr
+ *  @brief Creates LDAP server configuration.
+ *  @details concrete implementation of xyz.openbmc_project.User.Ldap.Create
+ *  APIs, in order to create LDAP configuration.
+ */
+class ConfigMgr : public CreateIface
+{
+  public:
+    ConfigMgr() = delete;
+    ~ConfigMgr() = default;
+    ConfigMgr(const ConfigMgr&) = delete;
+    ConfigMgr& operator=(const ConfigMgr&) = delete;
+    ConfigMgr(ConfigMgr&&) = delete;
+    ConfigMgr& operator=(ConfigMgr&&) = delete;
+
+    /** @brief ConfigMgr to put object onto bus at a dbus path.
+     *  @param[in] bus - Bus to attach to.
+     *  @param[in] path - Path to attach at.
+     *  @param[in] filePath - LDAP configuration file.
+     *  @param[in] dbusPersistentPath - Persistent path for LDAP D-Bus property.
+     *  @param[in] caCertFile - LDAP's CA certificate file.
+     */
+    ConfigMgr(sdbusplus::bus::bus& bus, const char* path, const char* filePath,
+              const char* dbusPersistentPath, const char* caCertFile) :
+        CreateIface(bus, path, true),
+        dbusPersistentPath(dbusPersistentPath), configFilePath(filePath),
+        bus(bus)
+    {
+        try
+        {
+            restore(configFilePath.c_str());
+            emit_object_added();
+        }
+        catch (const std::exception& e)
+        {
+            configPtr.reset(nullptr);
+            log<level::ERR>(e.what());
+            elog<InternalFailure>();
+        }
+    }
+
+    /** @brief concrete implementation of the pure virtual funtion
+            xyz.openbmc_project.User.Ldap.Create.createConfig.
+     *  @param[in] lDAPServerURI - LDAP URI of the server.
+     *  @param[in] lDAPBindDN - distinguished name with which bind to bind
+            to the directory server for lookups.
+     *  @param[in] lDAPBaseDN -  distinguished name to use as search base.
+     *  @param[in] lDAPBindDNPassword - credentials with which to bind.
+     *  @param[in] lDAPSearchScope - the search scope.
+     *  @param[in] lDAPType - Specifies the LDAP server type which can be AD
+            or openLDAP.
+     *  @param[in] groupNameAttribute - Specifies attribute name that contains
+     *             the name of the Group in the LDAP server.
+     *  @param[in] usernameAttribute - Specifies attribute name that contains
+     *             the username in the LDAP server.
+     *  @returns the object path of the D-Bus object created.
+     */
+    std::string createConfig(std::string lDAPServerURI, std::string lDAPBindDN,
+                             std::string lDAPBaseDN,
+                             std::string lDAPBindDNPassword,
+                             CreateIface::SearchScope lDAPSearchScope,
+                             CreateIface::Type lDAPType,
+                             std::string groupNameAttribute,
+                             std::string userNameAttribute) override;
+
+    /** @brief restarts given service
+     *  @param[in] service - Service to be restarted.
+     */
+    virtual void restartService(const std::string& service);
+
+    /** @brief stops given service
+     *  @param[in] service - Service to be stopped.
+     */
+    virtual void stopService(const std::string& service);
+
+    /** @brief start or stop the service depending on the given value
+     *  @param[in] service - Service to be start/stop.
+     *  @param[in] value - true to start the service otherwise stop.
+     */
+    virtual void startOrStopService(const std::string& service, bool value);
+
+    /** @brief delete the config D-Bus object.
+     */
+    void deleteObject();
+
+    /* ldap service enabled property would be saved under
+     * this path.
+     */
+    std::string dbusPersistentPath;
+
+  protected:
+    std::string configFilePath{};
+    std::string tlsCacertFile{};
+
+    /** @brief Persistent sdbusplus D-Bus bus connection. */
+    sdbusplus::bus::bus& bus;
+
+    /** @brief Pointer to a Config D-Bus object */
+    std::unique_ptr<Config> configPtr = nullptr;
+
+    /** @brief Populate existing config into D-Bus properties
+     *  @param[in] filePath - LDAP config file path
+     */
+    virtual void restore(const char* filePath);
+};
+} // namespace ldap
+} // namespace phosphor