Implement system configuration Dbus interface
Change-Id: I713175e946af47990afcead00558ee4b90cbce8e
Signed-off-by: Ratan Gupta <ratagupt@in.ibm.com>
diff --git a/system_configuration.cpp b/system_configuration.cpp
new file mode 100644
index 0000000..7913b96
--- /dev/null
+++ b/system_configuration.cpp
@@ -0,0 +1,108 @@
+#include "config.h"
+#include "system_configuration.hpp"
+#include "network_manager.hpp"
+#include "routing_table.hpp"
+#include "xyz/openbmc_project/Common/error.hpp"
+
+#include <phosphor-logging/log.hpp>
+#include <phosphor-logging/elog-errors.hpp>
+
+namespace phosphor
+{
+namespace network
+{
+
+// systemd service to kick start a target.
+constexpr auto HOSTNAMED_SERVICE = "org.freedesktop.hostname1";
+constexpr auto HOSTNAMED_SERVICE_PATH = "/org/freedesktop/hostname1";
+constexpr auto HOSTNAMED_INTERFACE = "org.freedesktop.hostname1";
+constexpr auto PROPERTY_INTERFACE = "org.freedesktop.DBus.Properties";
+constexpr auto METHOD_GET = "Get";
+constexpr auto METHOD_SET = "SetStaticHostname";
+
+using namespace phosphor::logging;
+using namespace sdbusplus::xyz::openbmc_project::Common::Error;
+
+using SystemConfigIntf =
+ sdbusplus::xyz::openbmc_project::Network::server::SystemConfiguration;
+
+SystemConfiguration::SystemConfiguration(sdbusplus::bus::bus& bus,
+ const std::string& objPath,
+ Manager& parent) :
+ Iface(bus, objPath.c_str(), true),
+ bus(bus),
+ manager(parent)
+{
+ auto name = getHostNameFromSystem();
+ route::Table routingTable;
+
+ SystemConfigIntf::hostName(name);
+ SystemConfigIntf::defaultGateway(routingTable.getDefaultGateway());
+
+ this->emit_object_added();
+}
+
+std::string SystemConfiguration::hostName(std::string name)
+{
+ if (SystemConfigIntf::hostName() == name)
+ {
+ return name;
+ }
+ auto method = bus.new_method_call(
+ HOSTNAMED_SERVICE,
+ HOSTNAMED_SERVICE_PATH,
+ HOSTNAMED_INTERFACE,
+ METHOD_SET);
+
+ method.append(name, true);
+
+ if (!bus.call(method))
+ {
+ log<level::ERR>("Failed to set the hostname");
+ report<InternalFailure>();
+ return SystemConfigIntf::hostName();
+ }
+
+ return SystemConfigIntf::hostName(name);
+}
+
+std::string SystemConfiguration::getHostNameFromSystem() const
+{
+ sdbusplus::message::variant<std::string> name;
+ auto method = bus.new_method_call(
+ HOSTNAMED_SERVICE,
+ HOSTNAMED_SERVICE_PATH,
+ PROPERTY_INTERFACE,
+ METHOD_GET);
+
+ method.append(HOSTNAMED_INTERFACE, "Hostname");
+
+ auto reply = bus.call(method);
+
+ if (reply)
+ {
+ reply.read(name);
+ }
+ else
+ {
+ log<level::ERR>("Failed to get hostname");
+ report<InternalFailure>();
+ return "";
+ }
+ return name.get<std::string>();
+}
+
+
+std::string SystemConfiguration::defaultGateway(std::string gateway)
+{
+ if (SystemConfigIntf::defaultGateway() == gateway)
+ {
+ return gateway;
+ }
+ auto gw = SystemConfigIntf::defaultGateway(gateway);
+ manager.writeToConfigurationFile();
+ return gw;
+}
+
+}// namespace network
+}// namespace phosphor