servlib/DTNServer.h
changeset 0 2b3e5ec03512
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/servlib/DTNServer.h	Thu Apr 21 14:57:45 2011 +0100
@@ -0,0 +1,92 @@
+/*
+ *    Copyright 2004-2006 Intel 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.
+ */
+
+#ifndef _DTNSERVER_H_
+#define _DTNSERVER_H_
+
+#include <oasys/debug/Logger.h>
+#include <oasys/thread/Atomic.h>
+#include <oasys/storage/DurableStore.h>
+
+namespace dtn {
+
+class DTNStorageConfig;
+
+/*!
+ * Encapsulation class for the "guts" of the server library.
+ */
+class DTNServer : public oasys::Logger {
+public:
+    DTNServer(const char* logpath,
+              DTNStorageConfig* storage_config);
+    ~DTNServer();
+    
+    DTNStorageConfig* storage_config() { return storage_config_; }
+
+    /*! Initialize storage, components
+     *
+     * NOTE: This needs to be called with thread barrier and timer
+     * system off because of initialization ordering constraints.
+     */
+    void init();
+
+    //! Initialize the datastore
+    bool init_datastore();
+
+    //! Close and sync the data store.
+    void close_datastore();
+    
+    //! Start DTN daemon
+    void start();
+
+    //! Parse the conf file
+    bool parse_conf_file(std::string& conf_file,
+                         bool         conf_file_set);
+
+    //! Shut down the server
+    void shutdown();
+
+    //! Typedef for a shutdown procedure
+    typedef void (*ShutdownProc) (void* args);
+
+    //! Set an application-specific shutdown handler.
+    void set_app_shutdown(ShutdownProc proc, void* data);
+
+private:
+    bool init_;
+    oasys::atomic_t in_shutdown_;
+
+    DTNStorageConfig*     storage_config_;
+    oasys::DurableStore*  store_;
+
+    bool init_dir(const char* dirname);
+    bool tidy_dir(const char* dirname);
+    bool validate_dir(const char* dirname);    
+
+    /**
+     * Initialize and register all the server related dtn commands.
+     */
+    void init_commands();
+    
+    /**
+     * Initialize all components before modifying any configuration.
+     */
+    void init_components();
+};
+
+} // namespace dtn
+
+#endif /* _DTNSERVER_H_ */