Adding upstream version 2.4.1.upstream/2.4.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 157 insertions, 0 deletions

diff --git a/src/bin/d2/d2_controller.cc b/src/bin/d2/d2_controller.cc
new file mode 100644
index 0000000..0d0d816
--- /dev/null
+++ b/src/bin/d2/d2_controller.cc
@@ -0,0 +1,157 @@
+// Copyright (C) 2013-2023 Internet Systems Consortium, Inc. ("ISC")
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+#include <config.h>
+
+#include <config/command_mgr.h>
+#include <d2/d2_controller.h>
+#include <d2/d2_process.h>
+#include <d2/parser_context.h>
+#include <process/cfgrpt/config_report.h>
+#include <stats/stats_mgr.h>
+
+#include <stdlib.h>
+
+using namespace isc::config;
+using namespace isc::process;
+using namespace isc::stats;
+namespace ph = std::placeholders;
+
+namespace isc {
+namespace d2 {
+
+/// @brief Defines the application name, this is passed into base class
+/// it may be used to locate configuration data and appears in log statement.
+const char* D2Controller::d2_app_name_ = "DhcpDdns";
+
+/// @brief Defines the executable name. This is passed into the base class
+const char* D2Controller::d2_bin_name_ = "kea-dhcp-ddns";
+
+DControllerBasePtr&
+D2Controller::instance() {
+    // If the instance hasn't been created yet, create it.  Note this method
+    // must use the base class singleton instance methods.
+    if (!getController()) {
+        DControllerBasePtr controller_ptr(new D2Controller());
+        setController(controller_ptr);
+    }
+
+    return (getController());
+}
+
+DProcessBase* D2Controller::createProcess() {
+    // Instantiate and return an instance of the D2 application process. Note
+    // that the process is passed the controller's io_service.
+    return (new D2Process(getAppName().c_str(), getIOService()));
+}
+
+D2Controller::D2Controller()
+    : DControllerBase(d2_app_name_, d2_bin_name_) {
+}
+
+void
+D2Controller::registerCommands() {
+    // These are the commands always supported by the D2 server.
+    // Please keep the list in alphabetic order.
+    CommandMgr::instance().registerCommand(BUILD_REPORT_COMMAND,
+        std::bind(&D2Controller::buildReportHandler, this, ph::_1, ph::_2));
+
+    CommandMgr::instance().registerCommand(CONFIG_GET_COMMAND,
+        std::bind(&D2Controller::configGetHandler, this, ph::_1, ph::_2));
+
+    CommandMgr::instance().registerCommand(CONFIG_HASH_GET_COMMAND,
+        std::bind(&D2Controller::configHashGetHandler, this, ph::_1, ph::_2));
+
+    CommandMgr::instance().registerCommand(CONFIG_RELOAD_COMMAND,
+        std::bind(&D2Controller::configReloadHandler, this, ph::_1, ph::_2));
+
+    CommandMgr::instance().registerCommand(CONFIG_SET_COMMAND,
+        std::bind(&D2Controller::configSetHandler, this, ph::_1, ph::_2));
+
+    CommandMgr::instance().registerCommand(CONFIG_TEST_COMMAND,
+        std::bind(&D2Controller::configTestHandler, this, ph::_1, ph::_2));
+
+    CommandMgr::instance().registerCommand(CONFIG_WRITE_COMMAND,
+        std::bind(&D2Controller::configWriteHandler, this, ph::_1, ph::_2));
+
+    CommandMgr::instance().registerCommand(SHUT_DOWN_COMMAND,
+        std::bind(&D2Controller::shutdownHandler, this, ph::_1, ph::_2));
+
+    CommandMgr::instance().registerCommand(STATUS_GET_COMMAND,
+        std::bind(&DControllerBase::statusGetHandler, this, ph::_1, ph::_2));
+
+    CommandMgr::instance().registerCommand(VERSION_GET_COMMAND,
+        std::bind(&D2Controller::versionGetHandler, this, ph::_1, ph::_2));
+
+    // Register statistic related commands.
+    CommandMgr::instance().registerCommand("statistic-get",
+        std::bind(&StatsMgr::statisticGetHandler, ph::_1, ph::_2));
+
+    CommandMgr::instance().registerCommand("statistic-get-all",
+        std::bind(&StatsMgr::statisticGetAllHandler, ph::_1, ph::_2));
+
+    CommandMgr::instance().registerCommand("statistic-reset",
+        std::bind(&StatsMgr::statisticResetHandler, ph::_1, ph::_2));
+
+    CommandMgr::instance().registerCommand("statistic-reset-all",
+        std::bind(&StatsMgr::statisticResetAllHandler, ph::_1, ph::_2));
+}
+
+void
+D2Controller::deregisterCommands() {
+    try {
+        // Close the command socket (if it exists).
+        CommandMgr::instance().closeCommandSocket();
+
+        // Deregister any registered commands (please keep in alphabetic order)
+        CommandMgr::instance().deregisterCommand(BUILD_REPORT_COMMAND);
+        CommandMgr::instance().deregisterCommand(CONFIG_GET_COMMAND);
+        CommandMgr::instance().deregisterCommand(CONFIG_HASH_GET_COMMAND);
+        CommandMgr::instance().deregisterCommand(CONFIG_RELOAD_COMMAND);
+        CommandMgr::instance().deregisterCommand(CONFIG_SET_COMMAND);
+        CommandMgr::instance().deregisterCommand(CONFIG_TEST_COMMAND);
+        CommandMgr::instance().deregisterCommand(CONFIG_WRITE_COMMAND);
+        CommandMgr::instance().deregisterCommand(SHUT_DOWN_COMMAND);
+        CommandMgr::instance().deregisterCommand("statistic-get");
+        CommandMgr::instance().deregisterCommand("statistic-get-all");
+        CommandMgr::instance().deregisterCommand("statistic-reset");
+        CommandMgr::instance().deregisterCommand("statistic-reset-all");
+        CommandMgr::instance().deregisterCommand(STATUS_GET_COMMAND);
+        CommandMgr::instance().deregisterCommand(VERSION_GET_COMMAND);
+
+    } catch (...) {
+        // What to do? Simply ignore...
+    }
+}
+
+isc::data::ConstElementPtr
+D2Controller::parseFile(const std::string& file_name) {
+    isc::data::ConstElementPtr elements;
+
+    // Read contents of the file and parse it as JSON
+    D2ParserContext parser;
+    elements = parser.parseFile(file_name, D2ParserContext::PARSER_DHCPDDNS);
+    if (!elements) {
+        isc_throw(isc::BadValue, "no configuration found in file");
+    }
+
+    return (elements);
+}
+
+D2Controller::~D2Controller() {
+}
+
+std::string
+D2Controller::getVersionAddendum() {
+    std::stringstream stream;
+    // Currently the only dependency D2 adds to base is cryptolink
+    stream << isc::cryptolink::CryptoLink::getVersion() << std::endl;
+    return (stream.str());
+
+}
+
+} // end namespace isc::d2
+} // end namespace isc