- added separate implementation for connection_store, credential_store, policy_store

- added folder structure to config - credentials are fetched solely on IDs now
2006-04-25 10:06:30 +00:00
parent a8c09d8cc0
commit 13e4a62f5c
36 changed files with 1240 additions and 641 deletions
@@ -0,0 +1,202 @@
+/**
+ * @file local_connection_store.c
+ * 
+ * @brief Implementation of local_connection_store_t.
+ *  
+ */
+
+/*
+ * Copyright (C) 2006 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+#include "local_connection_store.h"
+
+#include <utils/linked_list.h>
+#include <utils/logger_manager.h>
+
+
+typedef struct private_local_connection_store_t private_local_connection_store_t;
+
+/**
+ * Private data of an local_connection_store_t object
+ */
+struct private_local_connection_store_t {
+
+	/**
+	 * Public part
+	 */
+	local_connection_store_t public;
+	
+	/**
+	 * stored connection
+	 */
+	linked_list_t *connections;
+	
+	/**
+	 * Assigned logger
+	 */
+	logger_t *logger;
+};
+
+
+/**
+ * Implementation of connection_store_t.get_connection_by_hosts.
+ */
+static connection_t *get_connection_by_hosts(private_local_connection_store_t *this, host_t *my_host, host_t *other_host)
+{
+	iterator_t *iterator;
+	connection_t *current, *found = NULL;
+	
+	this->logger->log(this->logger, CONTROL|LEVEL1, "getting config for hosts %s - %s", 
+					  my_host->get_address(my_host), other_host->get_address(other_host));
+	
+	iterator = this->connections->create_iterator(this->connections, TRUE);
+	while (iterator->has_next(iterator))
+	{
+		host_t *config_my_host, *config_other_host;
+		
+		iterator->current(iterator, (void**)&current);
+
+		config_my_host = current->get_my_host(current);
+		config_other_host = current->get_other_host(current);
+
+		/* first check if ip is equal */
+		if(config_other_host->ip_equals(config_other_host, other_host))
+		{
+			this->logger->log(this->logger, CONTROL|LEVEL2, "config entry with remote host %s", 
+							  config_other_host->get_address(config_other_host));
+			/* could be right one, check my_host for default route*/
+			if (config_my_host->is_default_route(config_my_host))
+			{
+				found = current->clone(current);
+				break;
+			}
+			/* check now if host informations are the same */
+			else if (config_my_host->ip_equals(config_my_host,my_host))
+			{
+				found = current->clone(current);
+				break;
+			}
+			
+		}
+		/* Then check for wildcard hosts!
+		* TODO
+		* actually its only checked if other host with default route can be found! */
+		else if (config_other_host->is_default_route(config_other_host))
+		{
+			/* could be right one, check my_host for default route*/
+			if (config_my_host->is_default_route(config_my_host))
+			{
+				found = current->clone(current);
+				break;
+			}
+			/* check now if host informations are the same */
+			else if (config_my_host->ip_equals(config_my_host,my_host))
+			{
+				found = current->clone(current);
+				break;
+			}
+		}
+	}
+	iterator->destroy(iterator);
+	
+	/* apply hosts as they are supplied since my_host may be %defaultroute, and other_host may be %any. */
+	if (found)
+	{
+		found->update_my_host(found, my_host->clone(my_host));
+		found->update_other_host(found, other_host->clone(other_host));
+	}
+	
+	return found;
+}
+
+/**
+ * Implementation of connection_store_t.get_connection_by_ids.
+ */
+static connection_t *get_connection_by_ids(private_local_connection_store_t *this, identification_t *my_id, identification_t *other_id)
+{
+	iterator_t *iterator;
+	connection_t *current, *found = NULL;
+	
+	this->logger->log(this->logger, CONTROL|LEVEL1, "getting config for ids %s - %s", 
+					  my_id->get_string(my_id), other_id->get_string(other_id));
+	
+	iterator = this->connections->create_iterator(this->connections, TRUE);
+	while (iterator->has_next(iterator))
+	{
+		identification_t *config_my_id, *config_other_id;
+		
+		iterator->current(iterator, (void**)&current);
+		
+		config_my_id = current->get_my_id(current);
+		config_other_id = current->get_other_id(current);
+		
+		/* first check if ids are equal 
+		* TODO: Add wildcard checks */
+		if (config_other_id->equals(config_other_id, other_id) &&
+			config_my_id->equals(config_my_id, my_id))
+		{
+			this->logger->log(this->logger, CONTROL|LEVEL2, "config entry with remote id %s", 
+							  config_other_id->get_string(config_other_id));
+			found = current->clone(current);
+			break;
+		}
+	}
+	iterator->destroy(iterator);
+	
+	return found;
+}
+
+/**
+ * Implementation of connection_store_t.add_connection.
+ */
+status_t add_connection(private_local_connection_store_t *this, connection_t *connection)
+{
+	this->connections->insert_last(this->connections, connection);
+	return SUCCESS;
+}
+
+/**
+ * Implementation of connection_store_t.destroy.
+ */
+static void destroy (private_local_connection_store_t *this)
+{
+	connection_t *connection;
+	
+	while (this->connections->remove_last(this->connections, (void**)&connection) == SUCCESS)
+	{
+		connection->destroy(connection);
+	}
+	this->connections->destroy(this->connections);
+	free(this);
+}
+
+/**
+ * Described in header.
+ */
+local_connection_store_t * local_connection_store_create()
+{
+	private_local_connection_store_t *this = malloc_thing(private_local_connection_store_t);
+
+	this->public.connection_store.get_connection_by_hosts = (connection_t*(*)(connection_store_t*,host_t*,host_t*))get_connection_by_hosts;
+	this->public.connection_store.get_connection_by_ids = (connection_t*(*)(connection_store_t*,identification_t*,identification_t*))get_connection_by_ids;
+	this->public.connection_store.add_connection = (status_t(*)(connection_store_t*,connection_t*))add_connection;
+	this->public.connection_store.destroy = (void(*)(connection_store_t*))destroy;
+	
+	/* private variables */
+	this->connections = linked_list_create();
+	this->logger = logger_manager->get_logger(logger_manager, CONFIG);
+
+	return (&this->public);
+}